diff --git a/assets/css/video-js.css b/assets/css/video-js.css new file mode 100644 index 00000000..374bfd44 --- /dev/null +++ b/assets/css/video-js.css @@ -0,0 +1,1445 @@ +.video-js .vjs-big-play-button .vjs-icon-placeholder:before, .vjs-button > .vjs-icon-placeholder:before, .video-js .vjs-modal-dialog, .vjs-modal-dialog .vjs-modal-dialog-content { + position: absolute; + top: 0; + left: 0; + width: 100%; + height: 100%; } + +.video-js .vjs-big-play-button .vjs-icon-placeholder:before, .vjs-button > .vjs-icon-placeholder:before { + text-align: center; } + +@font-face { + font-family: VideoJS; + src: url("../font/2.1.0/VideoJS.eot?#iefix") format("eot"); } + +@font-face { + font-family: VideoJS; + src: 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format("truetype"); + font-weight: normal; + font-style: normal; } + +.vjs-icon-play, .video-js .vjs-big-play-button .vjs-icon-placeholder:before, .video-js .vjs-play-control .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-play:before, .video-js .vjs-big-play-button .vjs-icon-placeholder:before, .video-js .vjs-play-control .vjs-icon-placeholder:before { + content: "\f101"; } + +.vjs-icon-play-circle { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-play-circle:before { + content: "\f102"; } + +.vjs-icon-pause, .video-js .vjs-play-control.vjs-playing .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-pause:before, .video-js .vjs-play-control.vjs-playing .vjs-icon-placeholder:before { + content: "\f103"; } + +.vjs-icon-volume-mute, .video-js .vjs-mute-control.vjs-vol-0 .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-volume-mute:before, .video-js .vjs-mute-control.vjs-vol-0 .vjs-icon-placeholder:before { + content: "\f104"; } + +.vjs-icon-volume-low, .video-js .vjs-mute-control.vjs-vol-1 .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-volume-low:before, .video-js .vjs-mute-control.vjs-vol-1 .vjs-icon-placeholder:before { + content: "\f105"; } + +.vjs-icon-volume-mid, .video-js .vjs-mute-control.vjs-vol-2 .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-volume-mid:before, .video-js .vjs-mute-control.vjs-vol-2 .vjs-icon-placeholder:before { + content: "\f106"; } + +.vjs-icon-volume-high, .video-js .vjs-mute-control .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-volume-high:before, .video-js .vjs-mute-control .vjs-icon-placeholder:before { + content: "\f107"; } + +.vjs-icon-fullscreen-enter, .video-js .vjs-fullscreen-control .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-fullscreen-enter:before, .video-js .vjs-fullscreen-control .vjs-icon-placeholder:before { + content: "\f108"; } + +.vjs-icon-fullscreen-exit, .video-js.vjs-fullscreen .vjs-fullscreen-control .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-fullscreen-exit:before, .video-js.vjs-fullscreen .vjs-fullscreen-control .vjs-icon-placeholder:before { + content: "\f109"; } + +.vjs-icon-square { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-square:before { + content: "\f10a"; } + +.vjs-icon-spinner { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-spinner:before { + content: "\f10b"; } + +.vjs-icon-subtitles, .video-js .vjs-subtitles-button .vjs-icon-placeholder, .video-js .vjs-subs-caps-button .vjs-icon-placeholder, +.video-js.video-js:lang(en-GB) .vjs-subs-caps-button .vjs-icon-placeholder, +.video-js.video-js:lang(en-IE) .vjs-subs-caps-button .vjs-icon-placeholder, +.video-js.video-js:lang(en-AU) .vjs-subs-caps-button .vjs-icon-placeholder, +.video-js.video-js:lang(en-NZ) .vjs-subs-caps-button .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-subtitles:before, .video-js .vjs-subtitles-button .vjs-icon-placeholder:before, .video-js .vjs-subs-caps-button .vjs-icon-placeholder:before, + .video-js.video-js:lang(en-GB) .vjs-subs-caps-button .vjs-icon-placeholder:before, + .video-js.video-js:lang(en-IE) .vjs-subs-caps-button .vjs-icon-placeholder:before, + .video-js.video-js:lang(en-AU) .vjs-subs-caps-button .vjs-icon-placeholder:before, + .video-js.video-js:lang(en-NZ) .vjs-subs-caps-button .vjs-icon-placeholder:before { + content: "\f10c"; } + +.vjs-icon-captions, .video-js .vjs-captions-button .vjs-icon-placeholder, .video-js:lang(en) .vjs-subs-caps-button .vjs-icon-placeholder, +.video-js:lang(fr-CA) .vjs-subs-caps-button .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-captions:before, .video-js .vjs-captions-button .vjs-icon-placeholder:before, .video-js:lang(en) .vjs-subs-caps-button .vjs-icon-placeholder:before, + .video-js:lang(fr-CA) .vjs-subs-caps-button .vjs-icon-placeholder:before { + content: "\f10d"; } + +.vjs-icon-chapters, .video-js .vjs-chapters-button .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-chapters:before, .video-js .vjs-chapters-button .vjs-icon-placeholder:before { + content: "\f10e"; } + +.vjs-icon-share { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-share:before { + content: "\f10f"; } + +.vjs-icon-cog { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-cog:before { + content: "\f110"; } + +.vjs-icon-circle, .video-js .vjs-play-progress, .video-js .vjs-volume-level { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-circle:before, .video-js .vjs-play-progress:before, .video-js .vjs-volume-level:before { + content: "\f111"; } + +.vjs-icon-circle-outline { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-circle-outline:before { + content: "\f112"; } + +.vjs-icon-circle-inner-circle { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-circle-inner-circle:before { + content: "\f113"; } + +.vjs-icon-hd { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-hd:before { + content: "\f114"; } + +.vjs-icon-cancel, .video-js .vjs-control.vjs-close-button .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-cancel:before, .video-js .vjs-control.vjs-close-button .vjs-icon-placeholder:before { + content: "\f115"; } + +.vjs-icon-replay, .video-js .vjs-play-control.vjs-ended .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-replay:before, .video-js .vjs-play-control.vjs-ended .vjs-icon-placeholder:before { + content: "\f116"; } + +.vjs-icon-facebook { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-facebook:before { + content: "\f117"; } + +.vjs-icon-gplus { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-gplus:before { + content: "\f118"; } + +.vjs-icon-linkedin { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-linkedin:before { + content: "\f119"; } + +.vjs-icon-twitter { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-twitter:before { + content: "\f11a"; } + +.vjs-icon-tumblr { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-tumblr:before { + content: "\f11b"; } + +.vjs-icon-pinterest { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-pinterest:before { + content: "\f11c"; } + +.vjs-icon-audio-description, .video-js .vjs-descriptions-button .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-audio-description:before, .video-js .vjs-descriptions-button .vjs-icon-placeholder:before { + content: "\f11d"; } + +.vjs-icon-audio, .video-js .vjs-audio-button .vjs-icon-placeholder { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-audio:before, .video-js .vjs-audio-button .vjs-icon-placeholder:before { + content: "\f11e"; } + +.vjs-icon-next-item { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-next-item:before { + content: "\f11f"; } + +.vjs-icon-previous-item { + font-family: VideoJS; + font-weight: normal; + font-style: normal; } + .vjs-icon-previous-item:before { + content: "\f120"; } + +.video-js { + display: block; + vertical-align: top; + box-sizing: border-box; + color: #fff; + background-color: #000; + position: relative; + padding: 0; + font-size: 10px; + line-height: 1; + font-weight: normal; + font-style: normal; + font-family: Arial, Helvetica, sans-serif; } + .video-js:-moz-full-screen { + position: absolute; } + .video-js:-webkit-full-screen { + width: 100% !important; + height: 100% !important; } + +.video-js[tabindex="-1"] { + outline: none; } + +.video-js *, +.video-js *:before, +.video-js *:after { + box-sizing: inherit; } + +.video-js ul { + font-family: inherit; + font-size: inherit; + line-height: inherit; + list-style-position: outside; + margin-left: 0; + margin-right: 0; + margin-top: 0; + margin-bottom: 0; } + +.video-js.vjs-fluid, +.video-js.vjs-16-9, +.video-js.vjs-4-3 { + width: 100%; + max-width: 100%; + height: 0; } + +.video-js.vjs-16-9 { + padding-top: 56.25%; } + +.video-js.vjs-4-3 { + padding-top: 75%; } + +.video-js.vjs-fill { + width: 100%; + height: 100%; } + +.video-js .vjs-tech { + position: absolute; + top: 0; + left: 0; + width: 100%; + height: 100%; } + +body.vjs-full-window { + padding: 0; + margin: 0; + height: 100%; + overflow-y: auto; } + +.vjs-full-window .video-js.vjs-fullscreen { + position: fixed; + overflow: hidden; + z-index: 1000; + left: 0; + top: 0; + bottom: 0; + right: 0; } + +.video-js.vjs-fullscreen { + width: 100% !important; + height: 100% !important; + padding-top: 0 !important; } + +.video-js.vjs-fullscreen.vjs-user-inactive { + cursor: none; } + +.vjs-hidden { + display: none !important; } + +.vjs-disabled { + opacity: 0.5; + cursor: default; } + +.video-js .vjs-offscreen { + height: 1px; + left: -9999px; + position: absolute; + top: 0; + width: 1px; } + +.vjs-lock-showing { + display: block !important; + opacity: 1; + visibility: visible; } + +.vjs-no-js { + padding: 20px; + color: #fff; + background-color: #000; + font-size: 18px; + font-family: Arial, Helvetica, sans-serif; + text-align: center; + width: 300px; + height: 150px; + margin: 0px auto; } + +.vjs-no-js a, +.vjs-no-js a:visited { + color: #66A8CC; } + +.video-js .vjs-big-play-button { + font-size: 3em; + line-height: 1.5em; + height: 1.5em; + width: 3em; + display: block; + position: absolute; + top: 10px; + left: 10px; + padding: 0; + cursor: pointer; + opacity: 1; + border: 0.06666em solid #fff; + background-color: #2B333F; + background-color: rgba(43, 51, 63, 0.7); + -webkit-border-radius: 0.3em; + -moz-border-radius: 0.3em; + border-radius: 0.3em; + -webkit-transition: all 0.4s; + -moz-transition: all 0.4s; + -ms-transition: all 0.4s; + -o-transition: all 0.4s; + transition: all 0.4s; } + +.vjs-big-play-centered .vjs-big-play-button { + top: 50%; + left: 50%; + margin-top: -0.75em; + margin-left: -1.5em; } + +.video-js:hover .vjs-big-play-button, +.video-js .vjs-big-play-button:focus { + border-color: #fff; + background-color: #73859f; + background-color: rgba(115, 133, 159, 0.5); + -webkit-transition: all 0s; + -moz-transition: all 0s; + -ms-transition: all 0s; + -o-transition: all 0s; + transition: all 0s; } + +.vjs-controls-disabled .vjs-big-play-button, +.vjs-has-started .vjs-big-play-button, +.vjs-using-native-controls .vjs-big-play-button, +.vjs-error .vjs-big-play-button { + display: none; } + +.vjs-has-started.vjs-paused.vjs-show-big-play-button-on-pause .vjs-big-play-button { + display: block; } + +.video-js button { + background: none; + border: none; + color: inherit; + display: inline-block; + overflow: visible; + font-size: inherit; + line-height: inherit; + text-transform: none; + text-decoration: none; + transition: none; + -webkit-appearance: none; + -moz-appearance: none; + appearance: none; } + +.vjs-control .vjs-button { + width: 100%; + height: 100%; } + +.video-js .vjs-control.vjs-close-button { + cursor: pointer; + height: 3em; + position: absolute; + right: 0; + top: 0.5em; + z-index: 2; } + +.video-js .vjs-modal-dialog { + background: rgba(0, 0, 0, 0.8); + background: -webkit-linear-gradient(-90deg, rgba(0, 0, 0, 0.8), rgba(255, 255, 255, 0)); + background: linear-gradient(180deg, rgba(0, 0, 0, 0.8), rgba(255, 255, 255, 0)); + overflow: auto; + box-sizing: content-box; } + +.video-js .vjs-modal-dialog > * { + box-sizing: border-box; } + +.vjs-modal-dialog .vjs-modal-dialog-content { + font-size: 1.2em; + line-height: 1.5; + padding: 20px 24px; + z-index: 1; } + +.vjs-menu-button { + cursor: pointer; } + +.vjs-menu-button.vjs-disabled { + cursor: default; } + +.vjs-workinghover .vjs-menu-button.vjs-disabled:hover .vjs-menu { + display: none; } + +.vjs-menu .vjs-menu-content { + display: block; + padding: 0; + margin: 0; + font-family: Arial, Helvetica, sans-serif; + overflow: auto; + box-sizing: content-box; } + +.vjs-menu .vjs-menu-content > * { + box-sizing: border-box; } + +.vjs-scrubbing .vjs-menu-button:hover .vjs-menu { + display: none; } + +.vjs-menu li { + list-style: none; + margin: 0; + padding: 0.2em 0; + line-height: 1.4em; + font-size: 1.2em; + text-align: center; + text-transform: lowercase; } + +.vjs-menu li.vjs-menu-item:focus, +.vjs-menu li.vjs-menu-item:hover { + background-color: #73859f; + background-color: rgba(115, 133, 159, 0.5); } + +.vjs-menu li.vjs-selected, +.vjs-menu li.vjs-selected:focus, +.vjs-menu li.vjs-selected:hover { + background-color: #fff; + color: #2B333F; } + +.vjs-menu li.vjs-menu-title { + text-align: center; + text-transform: uppercase; + font-size: 1em; + line-height: 2em; + padding: 0; + margin: 0 0 0.3em 0; + font-weight: bold; + cursor: default; } + +.vjs-menu-button-popup .vjs-menu { + display: none; + position: absolute; + bottom: 0; + width: 10em; + left: -3em; + height: 0em; + margin-bottom: 1.5em; + border-top-color: rgba(43, 51, 63, 0.7); } + +.vjs-menu-button-popup .vjs-menu .vjs-menu-content { + background-color: #2B333F; + background-color: rgba(43, 51, 63, 0.7); + position: absolute; + width: 100%; + bottom: 1.5em; + max-height: 15em; } + +.vjs-workinghover .vjs-menu-button-popup:hover .vjs-menu, +.vjs-menu-button-popup .vjs-menu.vjs-lock-showing { + display: block; } + +.video-js .vjs-menu-button-inline { + -webkit-transition: all 0.4s; + -moz-transition: all 0.4s; + -ms-transition: all 0.4s; + -o-transition: all 0.4s; + transition: all 0.4s; + overflow: hidden; } + +.video-js .vjs-menu-button-inline:before { + width: 2.222222222em; } + +.video-js .vjs-menu-button-inline:hover, +.video-js .vjs-menu-button-inline:focus, +.video-js .vjs-menu-button-inline.vjs-slider-active, +.video-js.vjs-no-flex .vjs-menu-button-inline { + width: 12em; } + +.vjs-menu-button-inline .vjs-menu { + opacity: 0; + height: 100%; + width: auto; + position: absolute; + left: 4em; + top: 0; + padding: 0; + margin: 0; + -webkit-transition: all 0.4s; + -moz-transition: all 0.4s; + -ms-transition: all 0.4s; + -o-transition: all 0.4s; + transition: all 0.4s; } + +.vjs-menu-button-inline:hover .vjs-menu, +.vjs-menu-button-inline:focus .vjs-menu, +.vjs-menu-button-inline.vjs-slider-active .vjs-menu { + display: block; + opacity: 1; } + +.vjs-no-flex .vjs-menu-button-inline .vjs-menu { + display: block; + opacity: 1; + position: relative; + width: auto; } + +.vjs-no-flex .vjs-menu-button-inline:hover .vjs-menu, +.vjs-no-flex .vjs-menu-button-inline:focus .vjs-menu, +.vjs-no-flex .vjs-menu-button-inline.vjs-slider-active .vjs-menu { + width: auto; } + +.vjs-menu-button-inline .vjs-menu-content { + width: auto; + height: 100%; + margin: 0; + overflow: hidden; } + +.video-js .vjs-control-bar { + display: none; + width: 100%; + position: absolute; + bottom: 0; + left: 0; + right: 0; + height: 3.0em; + background-color: #2B333F; + background-color: rgba(43, 51, 63, 0.7); } + +.vjs-has-started .vjs-control-bar { + display: -webkit-box; + display: -webkit-flex; + display: -ms-flexbox; + display: flex; + visibility: visible; + opacity: 1; + -webkit-transition: visibility 0.1s, opacity 0.1s; + -moz-transition: visibility 0.1s, opacity 0.1s; + -ms-transition: visibility 0.1s, opacity 0.1s; + -o-transition: visibility 0.1s, opacity 0.1s; + transition: visibility 0.1s, opacity 0.1s; } + +.vjs-has-started.vjs-user-inactive.vjs-playing .vjs-control-bar { + visibility: visible; + opacity: 0; + -webkit-transition: visibility 1s, opacity 1s; + -moz-transition: visibility 1s, opacity 1s; + -ms-transition: visibility 1s, opacity 1s; + -o-transition: visibility 1s, opacity 1s; + transition: visibility 1s, opacity 1s; } + +.vjs-controls-disabled .vjs-control-bar, +.vjs-using-native-controls .vjs-control-bar, +.vjs-error .vjs-control-bar { + display: none !important; } + +.vjs-audio.vjs-has-started.vjs-user-inactive.vjs-playing .vjs-control-bar { + opacity: 1; + visibility: visible; } + +.vjs-has-started.vjs-no-flex .vjs-control-bar { + display: table; } + +.video-js .vjs-control { + position: relative; + text-align: center; + margin: 0; + padding: 0; + height: 100%; + width: 4em; + -webkit-box-flex: none; + -moz-box-flex: none; + -webkit-flex: none; + -ms-flex: none; + flex: none; } + +.vjs-button > .vjs-icon-placeholder:before { + font-size: 1.8em; + line-height: 1.67; } + +.video-js .vjs-control:focus:before, +.video-js .vjs-control:hover:before, +.video-js .vjs-control:focus { + text-shadow: 0em 0em 1em white; } + +.video-js .vjs-control-text { + border: 0; + clip: rect(0 0 0 0); + height: 1px; + overflow: hidden; + padding: 0; + position: absolute; + width: 1px; } + +.vjs-no-flex .vjs-control { + display: table-cell; + vertical-align: middle; } + +.video-js .vjs-custom-control-spacer { + display: none; } + +.video-js .vjs-progress-control { + cursor: pointer; + -webkit-box-flex: auto; + -moz-box-flex: auto; + -webkit-flex: auto; + -ms-flex: auto; + flex: auto; + display: -webkit-box; + display: -webkit-flex; + display: -ms-flexbox; + display: flex; + -webkit-box-align: center; + -webkit-align-items: center; + -ms-flex-align: center; + align-items: center; + min-width: 4em; } + +.video-js .vjs-progress-control.disabled { + cursor: default; } + +.vjs-live .vjs-progress-control { + display: none; } + +.vjs-no-flex .vjs-progress-control { + width: auto; } + +.video-js .vjs-progress-holder { + -webkit-box-flex: auto; + -moz-box-flex: auto; + -webkit-flex: auto; + -ms-flex: auto; + flex: auto; + -webkit-transition: all 0.2s; + -moz-transition: all 0.2s; + -ms-transition: all 0.2s; + -o-transition: all 0.2s; + transition: all 0.2s; + height: 0.3em; } + +.video-js .vjs-progress-control .vjs-progress-holder { + margin: 0 10px; } + +.video-js .vjs-progress-control:hover .vjs-progress-holder { + font-size: 1.666666666666666666em; } + +.video-js .vjs-progress-control:hover .vjs-progress-holder.disabled { + font-size: 1em; } + +.video-js .vjs-progress-holder .vjs-play-progress, +.video-js .vjs-progress-holder .vjs-load-progress, +.video-js .vjs-progress-holder .vjs-load-progress div { + position: absolute; + display: block; + height: 100%; + margin: 0; + padding: 0; + width: 0; + left: 0; + top: 0; } + +.video-js .vjs-play-progress { + background-color: #fff; } + .video-js .vjs-play-progress:before { + font-size: 0.9em; + position: absolute; + right: -0.5em; + top: -0.333333333333333em; + z-index: 1; } + +.video-js .vjs-load-progress { + background: #bfc7d3; + background: rgba(115, 133, 159, 0.5); } + +.video-js .vjs-load-progress div { + background: white; + background: rgba(115, 133, 159, 0.75); } + +.video-js .vjs-time-tooltip { + background-color: #fff; + background-color: rgba(255, 255, 255, 0.8); + -webkit-border-radius: 0.3em; + -moz-border-radius: 0.3em; + border-radius: 0.3em; + color: #000; + float: right; + font-family: Arial, Helvetica, sans-serif; + font-size: 1em; + padding: 6px 8px 8px 8px; + pointer-events: none; + position: relative; + top: -3.4em; + visibility: hidden; + z-index: 1; } + +.video-js .vjs-progress-holder:focus .vjs-time-tooltip { + display: none; } + +.video-js .vjs-progress-control:hover .vjs-time-tooltip, +.video-js .vjs-progress-control:hover .vjs-progress-holder:focus .vjs-time-tooltip { + display: block; + font-size: 0.6em; + visibility: visible; } + +.video-js .vjs-progress-control.disabled:hover .vjs-time-tooltip { + font-size: 1em; } + +.video-js .vjs-progress-control .vjs-mouse-display { + display: none; + position: absolute; + width: 1px; + height: 100%; + background-color: #000; + z-index: 1; } + +.vjs-no-flex .vjs-progress-control .vjs-mouse-display { + z-index: 0; } + +.video-js .vjs-progress-control:hover .vjs-mouse-display { + display: block; } + +.video-js.vjs-user-inactive .vjs-progress-control .vjs-mouse-display { + visibility: hidden; + opacity: 0; + -webkit-transition: visibility 1s, opacity 1s; + -moz-transition: visibility 1s, opacity 1s; + -ms-transition: visibility 1s, opacity 1s; + -o-transition: visibility 1s, opacity 1s; + transition: visibility 1s, opacity 1s; } + +.video-js.vjs-user-inactive.vjs-no-flex .vjs-progress-control .vjs-mouse-display { + display: none; } + +.vjs-mouse-display .vjs-time-tooltip { + color: #fff; + background-color: #000; + background-color: rgba(0, 0, 0, 0.8); } + +.video-js .vjs-slider { + position: relative; + cursor: pointer; + padding: 0; + margin: 0 0.45em 0 0.45em; + /* iOS Safari */ + -webkit-touch-callout: none; + /* Safari */ + -webkit-user-select: none; + /* Konqueror HTML */ + -khtml-user-select: none; + /* Firefox */ + -moz-user-select: none; + /* Internet Explorer/Edge */ + -ms-user-select: none; + /* Non-prefixed version, currently supported by Chrome and Opera */ + user-select: none; + background-color: #73859f; + background-color: rgba(115, 133, 159, 0.5); } + +.video-js .vjs-slider.disabled { + cursor: default; } + +.video-js .vjs-slider:focus { + text-shadow: 0em 0em 1em white; + -webkit-box-shadow: 0 0 1em #fff; + -moz-box-shadow: 0 0 1em #fff; + box-shadow: 0 0 1em #fff; } + +.video-js .vjs-mute-control { + cursor: pointer; + -webkit-box-flex: none; + -moz-box-flex: none; + -webkit-flex: none; + -ms-flex: none; + flex: none; + padding-left: 2em; + padding-right: 2em; + padding-bottom: 3em; } + +.video-js .vjs-volume-control { + cursor: pointer; + margin-right: 1em; + display: -webkit-box; + display: -webkit-flex; + display: -ms-flexbox; + display: flex; } + +.video-js .vjs-volume-control.vjs-volume-horizontal { + width: 5em; } + +.video-js .vjs-volume-panel .vjs-volume-control { + visibility: visible; + opacity: 0; + width: 1px; + height: 1px; + margin-left: -1px; } + +.vjs-no-flex .vjs-volume-panel .vjs-volume-control.vjs-volume-vertical { + -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)"; } + .vjs-no-flex .vjs-volume-panel .vjs-volume-control.vjs-volume-vertical .vjs-volume-bar, + .vjs-no-flex .vjs-volume-panel .vjs-volume-control.vjs-volume-vertical .vjs-volume-level { + -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)"; } + +.video-js .vjs-volume-panel { + -webkit-transition: width 1s; + -moz-transition: width 1s; + -ms-transition: width 1s; + -o-transition: width 1s; + transition: width 1s; } + .video-js .vjs-volume-panel:hover .vjs-volume-control, + .video-js .vjs-volume-panel:active .vjs-volume-control, + .video-js .vjs-volume-panel:focus .vjs-volume-control, + .video-js .vjs-volume-panel .vjs-volume-control:hover, + .video-js .vjs-volume-panel .vjs-volume-control:active, + .video-js .vjs-volume-panel .vjs-volume-control:focus, + .video-js .vjs-volume-panel .vjs-mute-control:hover ~ .vjs-volume-control, + .video-js .vjs-volume-panel .vjs-mute-control:active ~ .vjs-volume-control, + .video-js .vjs-volume-panel .vjs-mute-control:focus ~ .vjs-volume-control, + .video-js .vjs-volume-panel .vjs-volume-control.vjs-slider-active { + visibility: visible; + opacity: 1; + position: relative; + -webkit-transition: visibility 0.1s, opacity 0.1s, height 0.1s, width 0.1s, left 0s, top 0s; + -moz-transition: visibility 0.1s, opacity 0.1s, height 0.1s, width 0.1s, left 0s, top 0s; + -ms-transition: visibility 0.1s, opacity 0.1s, height 0.1s, width 0.1s, left 0s, top 0s; + -o-transition: visibility 0.1s, opacity 0.1s, height 0.1s, width 0.1s, left 0s, top 0s; + transition: visibility 0.1s, opacity 0.1s, height 0.1s, width 0.1s, left 0s, top 0s; } + .video-js .vjs-volume-panel:hover .vjs-volume-control.vjs-volume-horizontal, + .video-js .vjs-volume-panel:active .vjs-volume-control.vjs-volume-horizontal, + .video-js .vjs-volume-panel:focus .vjs-volume-control.vjs-volume-horizontal, + .video-js .vjs-volume-panel .vjs-volume-control:hover.vjs-volume-horizontal, + .video-js .vjs-volume-panel .vjs-volume-control:active.vjs-volume-horizontal, + .video-js .vjs-volume-panel .vjs-volume-control:focus.vjs-volume-horizontal, + .video-js .vjs-volume-panel .vjs-mute-control:hover ~ .vjs-volume-control.vjs-volume-horizontal, + .video-js .vjs-volume-panel .vjs-mute-control:active ~ .vjs-volume-control.vjs-volume-horizontal, + .video-js .vjs-volume-panel .vjs-mute-control:focus ~ .vjs-volume-control.vjs-volume-horizontal, + .video-js .vjs-volume-panel .vjs-volume-control.vjs-slider-active.vjs-volume-horizontal { + width: 5em; + height: 3em; } + .video-js .vjs-volume-panel:hover .vjs-volume-control.vjs-volume-vertical, + .video-js .vjs-volume-panel:active .vjs-volume-control.vjs-volume-vertical, + .video-js .vjs-volume-panel:focus .vjs-volume-control.vjs-volume-vertical, + .video-js .vjs-volume-panel .vjs-volume-control:hover.vjs-volume-vertical, + .video-js .vjs-volume-panel .vjs-volume-control:active.vjs-volume-vertical, + .video-js .vjs-volume-panel .vjs-volume-control:focus.vjs-volume-vertical, + .video-js .vjs-volume-panel .vjs-mute-control:hover ~ .vjs-volume-control.vjs-volume-vertical, + .video-js .vjs-volume-panel .vjs-mute-control:active ~ .vjs-volume-control.vjs-volume-vertical, + .video-js .vjs-volume-panel .vjs-mute-control:focus ~ .vjs-volume-control.vjs-volume-vertical, + .video-js .vjs-volume-panel .vjs-volume-control.vjs-slider-active.vjs-volume-vertical { + -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)"; } + .video-js .vjs-volume-panel:hover .vjs-volume-control.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel:hover .vjs-volume-control.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel:active .vjs-volume-control.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel:active .vjs-volume-control.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel:focus .vjs-volume-control.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel:focus .vjs-volume-control.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel .vjs-volume-control:hover.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel .vjs-volume-control:hover.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel .vjs-volume-control:active.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel .vjs-volume-control:active.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel .vjs-volume-control:focus.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel .vjs-volume-control:focus.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel .vjs-mute-control:hover ~ .vjs-volume-control.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel .vjs-mute-control:hover ~ .vjs-volume-control.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel .vjs-mute-control:active ~ .vjs-volume-control.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel .vjs-mute-control:active ~ .vjs-volume-control.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel .vjs-mute-control:focus ~ .vjs-volume-control.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel .vjs-mute-control:focus ~ .vjs-volume-control.vjs-volume-vertical .vjs-volume-level, + .video-js .vjs-volume-panel .vjs-volume-control.vjs-slider-active.vjs-volume-vertical .vjs-volume-bar, + .video-js .vjs-volume-panel .vjs-volume-control.vjs-slider-active.vjs-volume-vertical .vjs-volume-level { + -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)"; } + .video-js .vjs-volume-panel.vjs-volume-panel-horizontal:hover, .video-js .vjs-volume-panel.vjs-volume-panel-horizontal:focus, .video-js .vjs-volume-panel.vjs-volume-panel-horizontal:active, .video-js .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active { + width: 9em; + -webkit-transition: width 0.1s; + -moz-transition: width 0.1s; + -ms-transition: width 0.1s; + -o-transition: width 0.1s; + transition: width 0.1s; } + +.video-js .vjs-volume-panel .vjs-volume-control.vjs-volume-vertical { + height: 8em; + width: 3em; + left: -3.5em; + -webkit-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s 1s, left 1s 1s, top 1s 1s; + -moz-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s 1s, left 1s 1s, top 1s 1s; + -ms-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s 1s, left 1s 1s, top 1s 1s; + -o-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s 1s, left 1s 1s, top 1s 1s; + transition: visibility 1s, opacity 1s, height 1s 1s, width 1s 1s, left 1s 1s, top 1s 1s; } + +.video-js .vjs-volume-panel .vjs-volume-control.vjs-volume-horizontal { + -webkit-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s, left 1s 1s, top 1s 1s; + -moz-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s, left 1s 1s, top 1s 1s; + -ms-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s, left 1s 1s, top 1s 1s; + -o-transition: visibility 1s, opacity 1s, height 1s 1s, width 1s, left 1s 1s, top 1s 1s; + transition: visibility 1s, opacity 1s, height 1s 1s, width 1s, left 1s 1s, top 1s 1s; } + +.video-js.vjs-no-flex .vjs-volume-panel .vjs-volume-control.vjs-volume-horizontal { + width: 5em; + height: 3em; + visibility: visible; + opacity: 1; + position: relative; + -webkit-transition: none; + -moz-transition: none; + -ms-transition: none; + -o-transition: none; + transition: none; } + +.video-js.vjs-no-flex .vjs-volume-control.vjs-volume-vertical, +.video-js.vjs-no-flex .vjs-volume-panel .vjs-volume-control.vjs-volume-vertical { + position: absolute; + bottom: 3em; + left: 0.5em; } + +.video-js .vjs-volume-panel { + display: -webkit-box; + display: -webkit-flex; + display: -ms-flexbox; + display: flex; } + +.video-js .vjs-volume-bar { + margin: 1.35em 0.45em; } + +.vjs-volume-bar.vjs-slider-horizontal { + width: 5em; + height: 0.3em; } + +.vjs-volume-bar.vjs-slider-vertical { + width: 0.3em; + height: 5em; + margin: 1.35em auto; } + +.video-js .vjs-volume-level { + position: absolute; + bottom: 0; + left: 0; + background-color: #fff; } + .video-js .vjs-volume-level:before { + position: absolute; + font-size: 0.9em; } + +.vjs-slider-vertical .vjs-volume-level { + width: 0.3em; } + .vjs-slider-vertical .vjs-volume-level:before { + top: -0.5em; + left: -0.3em; } + +.vjs-slider-horizontal .vjs-volume-level { + height: 0.3em; } + .vjs-slider-horizontal .vjs-volume-level:before { + top: -0.3em; + right: -0.5em; } + +.video-js .vjs-volume-panel.vjs-volume-panel-vertical { + width: 4em; } + +.vjs-volume-bar.vjs-slider-vertical .vjs-volume-level { + height: 100%; } + +.vjs-volume-bar.vjs-slider-horizontal .vjs-volume-level { + width: 100%; } + +.video-js .vjs-volume-vertical { + width: 3em; + height: 8em; + bottom: 8em; + background-color: #2B333F; + background-color: rgba(43, 51, 63, 0.7); } + +.video-js .vjs-volume-horizontal .vjs-menu { + left: -2em; } + +.vjs-poster { + display: inline-block; + vertical-align: middle; + background-repeat: no-repeat; + background-position: 50% 50%; + background-size: contain; + background-color: #000000; + cursor: pointer; + margin: 0; + padding: 0; + position: absolute; + top: 0; + right: 0; + bottom: 0; + left: 0; + height: 100%; } + +.vjs-poster img { + display: block; + vertical-align: middle; + margin: 0 auto; + max-height: 100%; + padding: 0; + width: 100%; } + +.vjs-has-started .vjs-poster { + display: none; } + +.vjs-audio.vjs-has-started .vjs-poster { + display: block; } + +.vjs-using-native-controls .vjs-poster { + display: none; } + +.video-js .vjs-live-control { + display: -webkit-box; + display: -webkit-flex; + display: -ms-flexbox; + display: flex; + -webkit-box-align: flex-start; + -webkit-align-items: flex-start; + -ms-flex-align: flex-start; + align-items: flex-start; + -webkit-box-flex: auto; + -moz-box-flex: auto; + -webkit-flex: auto; + -ms-flex: auto; + flex: auto; + font-size: 1em; + line-height: 3em; } + +.vjs-no-flex .vjs-live-control { + display: table-cell; + width: auto; + text-align: left; } + +.video-js .vjs-time-control { + -webkit-box-flex: none; + -moz-box-flex: none; + -webkit-flex: none; + -ms-flex: none; + flex: none; + font-size: 1em; + line-height: 3em; + min-width: 2em; + width: auto; + padding-left: 1em; + padding-right: 1em; } + +.vjs-live .vjs-time-control { + display: none; } + +.video-js .vjs-current-time, +.vjs-no-flex .vjs-current-time { + display: none; } + +.vjs-no-flex .vjs-remaining-time.vjs-time-control.vjs-control { + width: 0px !important; + white-space: nowrap; } + +.video-js .vjs-duration, +.vjs-no-flex .vjs-duration { + display: none; } + +.vjs-time-divider { + display: none; + line-height: 3em; } + +.vjs-live .vjs-time-divider { + display: none; } + +.video-js .vjs-play-control .vjs-icon-placeholder { + cursor: pointer; + -webkit-box-flex: none; + -moz-box-flex: none; + -webkit-flex: none; + -ms-flex: none; + flex: none; } + +.vjs-text-track-display { + position: absolute; + bottom: 3em; + left: 0; + right: 0; + top: 0; + pointer-events: none; } + +.video-js.vjs-user-inactive.vjs-playing .vjs-text-track-display { + bottom: 1em; } + +.video-js .vjs-text-track { + font-size: 1.4em; + text-align: center; + margin-bottom: 0.1em; + background-color: #000; + background-color: rgba(0, 0, 0, 0.5); } + +.vjs-subtitles { + color: #fff; } + +.vjs-captions { + color: #fc6; } + +.vjs-tt-cue { + display: block; } + +video::-webkit-media-text-track-display { + -moz-transform: translateY(-3em); + -ms-transform: translateY(-3em); + -o-transform: translateY(-3em); + -webkit-transform: translateY(-3em); + transform: translateY(-3em); } + +.video-js.vjs-user-inactive.vjs-playing video::-webkit-media-text-track-display { + -moz-transform: translateY(-1.5em); + -ms-transform: translateY(-1.5em); + -o-transform: translateY(-1.5em); + -webkit-transform: translateY(-1.5em); + transform: translateY(-1.5em); } + +.video-js .vjs-fullscreen-control { + cursor: pointer; + -webkit-box-flex: none; + -moz-box-flex: none; + -webkit-flex: none; + -ms-flex: none; + flex: none; } + +.vjs-playback-rate > .vjs-menu-button, +.vjs-playback-rate .vjs-playback-rate-value { + position: absolute; + top: 0; + left: 0; + width: 100%; + height: 100%; } + +.vjs-playback-rate .vjs-playback-rate-value { + pointer-events: none; + font-size: 1.5em; + line-height: 2; + text-align: center; } + +.vjs-playback-rate .vjs-menu { + width: 4em; + left: 0em; } + +.vjs-error .vjs-error-display .vjs-modal-dialog-content { + font-size: 1.4em; + text-align: center; } + +.vjs-error .vjs-error-display:before { + color: #fff; + content: 'X'; + font-family: Arial, Helvetica, sans-serif; + font-size: 4em; + left: 0; + line-height: 1; + margin-top: -0.5em; + position: absolute; + text-shadow: 0.05em 0.05em 0.1em #000; + text-align: center; + top: 50%; + vertical-align: middle; + width: 100%; } + +.vjs-loading-spinner { + display: none; + position: absolute; + top: 50%; + left: 50%; + margin: -25px 0 0 -25px; + opacity: 0.85; + text-align: left; + border: 6px solid rgba(43, 51, 63, 0.7); + box-sizing: border-box; + background-clip: padding-box; + width: 50px; + height: 50px; + border-radius: 25px; + visibility: hidden; } + +.vjs-seeking .vjs-loading-spinner, +.vjs-waiting .vjs-loading-spinner { + display: block; + animation: 0s linear 0.3s forwards vjs-spinner-show; } + +.vjs-loading-spinner:before, +.vjs-loading-spinner:after { + content: ""; + position: absolute; + margin: -6px; + box-sizing: inherit; + width: inherit; + height: inherit; + border-radius: inherit; + opacity: 1; + border: inherit; + border-color: transparent; + border-top-color: white; } + +.vjs-seeking .vjs-loading-spinner:before, +.vjs-seeking .vjs-loading-spinner:after, +.vjs-waiting .vjs-loading-spinner:before, +.vjs-waiting .vjs-loading-spinner:after { + -webkit-animation: vjs-spinner-spin 1.1s cubic-bezier(0.6, 0.2, 0, 0.8) infinite, vjs-spinner-fade 1.1s linear infinite; + animation: vjs-spinner-spin 1.1s cubic-bezier(0.6, 0.2, 0, 0.8) infinite, vjs-spinner-fade 1.1s linear infinite; } + +.vjs-seeking .vjs-loading-spinner:before, +.vjs-waiting .vjs-loading-spinner:before { + border-top-color: white; } + +.vjs-seeking .vjs-loading-spinner:after, +.vjs-waiting .vjs-loading-spinner:after { + border-top-color: white; + -webkit-animation-delay: 0.44s; + animation-delay: 0.44s; } + +@keyframes vjs-spinner-show { + to { + visibility: visible; } } + +@-webkit-keyframes vjs-spinner-show { + to { + visibility: visible; } } + +@keyframes vjs-spinner-spin { + 100% { + transform: rotate(360deg); } } + +@-webkit-keyframes vjs-spinner-spin { + 100% { + -webkit-transform: rotate(360deg); } } + +@keyframes vjs-spinner-fade { + 0% { + border-top-color: #73859f; } + 20% { + border-top-color: #73859f; } + 35% { + border-top-color: white; } + 60% { + border-top-color: #73859f; } + 100% { + border-top-color: #73859f; } } + +@-webkit-keyframes vjs-spinner-fade { + 0% { + border-top-color: #73859f; } + 20% { + border-top-color: #73859f; } + 35% { + border-top-color: white; } + 60% { + border-top-color: #73859f; } + 100% { + border-top-color: #73859f; } } + +.vjs-chapters-button .vjs-menu ul { + width: 24em; } + +.video-js .vjs-subs-caps-button + .vjs-menu .vjs-captions-menu-item .vjs-menu-item-text .vjs-icon-placeholder { + position: absolute; } + +.video-js .vjs-subs-caps-button + .vjs-menu .vjs-captions-menu-item .vjs-menu-item-text .vjs-icon-placeholder:before { + font-family: VideoJS; + content: "\f10d"; + font-size: 1.5em; + line-height: inherit; } + +.video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-custom-control-spacer { + -webkit-box-flex: auto; + -moz-box-flex: auto; + -webkit-flex: auto; + -ms-flex: auto; + flex: auto; } + +.video-js.vjs-layout-tiny:not(.vjs-fullscreen).vjs-no-flex .vjs-custom-control-spacer { + width: auto; } + +.video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-current-time, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-time-divider, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-duration, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-remaining-time, +.video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-playback-rate, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-progress-control, +.video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-mute-control, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-volume-control, +.video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-chapters-button, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-descriptions-button, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-captions-button, +.video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-subtitles-button, .video-js.vjs-layout-tiny:not(.vjs-fullscreen) .vjs-audio-button { + display: none; } + +.video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-current-time, .video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-time-divider, .video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-duration, .video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-remaining-time, +.video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-playback-rate, +.video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-mute-control, .video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-volume-control, +.video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-chapters-button, .video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-descriptions-button, .video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-captions-button, +.video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-subtitles-button, .video-js.vjs-layout-x-small:not(.vjs-fullscreen) .vjs-audio-button { + display: none; } + +.video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-current-time, .video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-time-divider, .video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-duration, .video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-remaining-time, +.video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-playback-rate, +.video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-mute-control, .video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-volume-control, +.video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-chapters-button, .video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-descriptions-button, .video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-captions-button, +.video-js.vjs-layout-small:not(.vjs-fullscreen) .vjs-subtitles-button .vjs-audio-button { + display: none; } + +.vjs-modal-dialog.vjs-text-track-settings { + background-color: #2B333F; + background-color: rgba(43, 51, 63, 0.75); + color: #fff; + height: 70%; } + +.vjs-text-track-settings .vjs-modal-dialog-content { + display: table; } + +.vjs-text-track-settings .vjs-track-settings-colors, +.vjs-text-track-settings .vjs-track-settings-font, +.vjs-text-track-settings .vjs-track-settings-controls { + display: table-cell; } + +.vjs-text-track-settings .vjs-track-settings-controls { + text-align: right; + vertical-align: bottom; } + +.vjs-text-track-settings fieldset { + margin: 5px; + padding: 3px; + border: none; } + +.vjs-text-track-settings fieldset span { + display: inline-block; + margin-left: 5px; } + +.vjs-text-track-settings legend { + color: #fff; + margin: 0 0 5px 0; } + +.vjs-text-track-settings .vjs-label { + position: absolute; + clip: rect(1px 1px 1px 1px); + clip: rect(1px, 1px, 1px, 1px); + display: block; + margin: 0 0 5px 0; + padding: 0; + border: 0; + height: 1px; + width: 1px; + overflow: hidden; } + +.vjs-track-settings-controls button:focus, +.vjs-track-settings-controls button:active { + outline-style: solid; + outline-width: medium; + background-image: linear-gradient(0deg, #fff 88%, #73859f 100%); } + +.vjs-track-settings-controls button:hover { + color: rgba(43, 51, 63, 0.75); } + +.vjs-track-settings-controls button { + background-color: #fff; + background-image: linear-gradient(-180deg, #fff 88%, #73859f 100%); + color: #2B333F; + cursor: pointer; + border-radius: 2px; } + +.vjs-track-settings-controls .vjs-default-button { + margin-right: 1em; } + +@media print { + .video-js > *:not(.vjs-tech):not(.vjs-poster) { + visibility: hidden; } } + +@media \0screen { + .vjs-user-inactive.vjs-playing .vjs-control-bar :before { + content: ""; + } +} + +@media \0screen { + .vjs-has-started.vjs-user-inactive.vjs-playing .vjs-control-bar { + visibility: hidden; + } +} diff --git a/assets/js/video.js b/assets/js/video.js new file mode 100644 index 00000000..82fa970a --- /dev/null +++ b/assets/js/video.js @@ -0,0 +1,25670 @@ +/** + * @license + * Video.js 6.6.0 + * Copyright Brightcove, Inc. + * Available under Apache License Version 2.0 + * + * + * Includes vtt.js + * Available under Apache License Version 2.0 + * + */ + +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : + typeof define === 'function' && define.amd ? define(factory) : + (global.videojs = factory()); +}(this, (function () { + +var version = "6.6.0"; + +var commonjsGlobal = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; + + + + + +function createCommonjsModule(fn, module) { + return module = { exports: {} }, fn(module, module.exports), module.exports; +} + +var win; + +if (typeof window !== "undefined") { + win = window; +} else if (typeof commonjsGlobal !== "undefined") { + win = commonjsGlobal; +} else if (typeof self !== "undefined"){ + win = self; +} else { + win = {}; +} + +var window_1 = win; + +var empty = {}; + + +var empty$1 = (Object.freeze || Object)({ + 'default': empty +}); + +var minDoc = ( empty$1 && empty ) || empty$1; + +var topLevel = typeof commonjsGlobal !== 'undefined' ? commonjsGlobal : + typeof window !== 'undefined' ? window : {}; + + +var doccy; + +if (typeof document !== 'undefined') { + doccy = document; +} else { + doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4']; + + if (!doccy) { + doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4'] = minDoc; + } +} + +var document_1 = doccy; + +/** + * @file browser.js + * @module browser + */ +var USER_AGENT = window_1.navigator && window_1.navigator.userAgent || ''; +var webkitVersionMap = /AppleWebKit\/([\d.]+)/i.exec(USER_AGENT); +var appleWebkitVersion = webkitVersionMap ? parseFloat(webkitVersionMap.pop()) : null; + +/* + * Device is an iPhone + * + * @type {Boolean} + * @constant + * @private + */ +var IS_IPAD = /iPad/i.test(USER_AGENT); + +// The Facebook app's UIWebView identifies as both an iPhone and iPad, so +// to identify iPhones, we need to exclude iPads. +// http://artsy.github.io/blog/2012/10/18/the-perils-of-ios-user-agent-sniffing/ +var IS_IPHONE = /iPhone/i.test(USER_AGENT) && !IS_IPAD; +var IS_IPOD = /iPod/i.test(USER_AGENT); +var IS_IOS = IS_IPHONE || IS_IPAD || IS_IPOD; + +var IOS_VERSION = function () { + var match = USER_AGENT.match(/OS (\d+)_/i); + + if (match && match[1]) { + return match[1]; + } + return null; +}(); + +var IS_ANDROID = /Android/i.test(USER_AGENT); +var ANDROID_VERSION = function () { + // This matches Android Major.Minor.Patch versions + // ANDROID_VERSION is Major.Minor as a Number, if Minor isn't available, then only Major is returned + var match = USER_AGENT.match(/Android (\d+)(?:\.(\d+))?(?:\.(\d+))*/i); + + if (!match) { + return null; + } + + var major = match[1] && parseFloat(match[1]); + var minor = match[2] && parseFloat(match[2]); + + if (major && minor) { + return parseFloat(match[1] + '.' + match[2]); + } else if (major) { + return major; + } + return null; +}(); + +// Old Android is defined as Version older than 2.3, and requiring a webkit version of the android browser +var IS_OLD_ANDROID = IS_ANDROID && /webkit/i.test(USER_AGENT) && ANDROID_VERSION < 2.3; +var IS_NATIVE_ANDROID = IS_ANDROID && ANDROID_VERSION < 5 && appleWebkitVersion < 537; + +var IS_FIREFOX = /Firefox/i.test(USER_AGENT); +var IS_EDGE = /Edge/i.test(USER_AGENT); +var IS_CHROME = !IS_EDGE && /Chrome/i.test(USER_AGENT); +var CHROME_VERSION = function () { + var match = USER_AGENT.match(/Chrome\/(\d+)/); + + if (match && match[1]) { + return parseFloat(match[1]); + } + return null; +}(); +var IS_IE8 = /MSIE\s8\.0/.test(USER_AGENT); +var IE_VERSION = function () { + var result = /MSIE\s(\d+)\.\d/.exec(USER_AGENT); + var version = result && parseFloat(result[1]); + + if (!version && /Trident\/7.0/i.test(USER_AGENT) && /rv:11.0/.test(USER_AGENT)) { + // IE 11 has a different user agent string than other IE versions + version = 11.0; + } + + return version; +}(); + +var IS_SAFARI = /Safari/i.test(USER_AGENT) && !IS_CHROME && !IS_ANDROID && !IS_EDGE; +var IS_ANY_SAFARI = IS_SAFARI || IS_IOS; + +var TOUCH_ENABLED = isReal() && ('ontouchstart' in window_1 || window_1.DocumentTouch && window_1.document instanceof window_1.DocumentTouch); + +var BACKGROUND_SIZE_SUPPORTED = isReal() && 'backgroundSize' in window_1.document.createElement('video').style; + +var browser = (Object.freeze || Object)({ + IS_IPAD: IS_IPAD, + IS_IPHONE: IS_IPHONE, + IS_IPOD: IS_IPOD, + IS_IOS: IS_IOS, + IOS_VERSION: IOS_VERSION, + IS_ANDROID: IS_ANDROID, + ANDROID_VERSION: ANDROID_VERSION, + IS_OLD_ANDROID: IS_OLD_ANDROID, + IS_NATIVE_ANDROID: IS_NATIVE_ANDROID, + IS_FIREFOX: IS_FIREFOX, + IS_EDGE: IS_EDGE, + IS_CHROME: IS_CHROME, + CHROME_VERSION: CHROME_VERSION, + IS_IE8: IS_IE8, + IE_VERSION: IE_VERSION, + IS_SAFARI: IS_SAFARI, + IS_ANY_SAFARI: IS_ANY_SAFARI, + TOUCH_ENABLED: TOUCH_ENABLED, + BACKGROUND_SIZE_SUPPORTED: BACKGROUND_SIZE_SUPPORTED +}); + +var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { + return typeof obj; +} : function (obj) { + return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; +}; + + + + + + + + + + + +var classCallCheck = function (instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } +}; + + + + + + + + + + + +var inherits = function (subClass, superClass) { + if (typeof superClass !== "function" && superClass !== null) { + throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); + } + + subClass.prototype = Object.create(superClass && superClass.prototype, { + constructor: { + value: subClass, + enumerable: false, + writable: true, + configurable: true + } + }); + if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; +}; + + + + + + + + + + + +var possibleConstructorReturn = function (self, call) { + if (!self) { + throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); + } + + return call && (typeof call === "object" || typeof call === "function") ? call : self; +}; + + + + + + + + + + + +var taggedTemplateLiteralLoose = function (strings, raw) { + strings.raw = raw; + return strings; +}; + +/** + * @file obj.js + * @module obj + */ + +/** + * @callback obj:EachCallback + * + * @param {Mixed} value + * The current key for the object that is being iterated over. + * + * @param {string} key + * The current key-value for object that is being iterated over + */ + +/** + * @callback obj:ReduceCallback + * + * @param {Mixed} accum + * The value that is accumulating over the reduce loop. + * + * @param {Mixed} value + * The current key for the object that is being iterated over. + * + * @param {string} key + * The current key-value for object that is being iterated over + * + * @return {Mixed} + * The new accumulated value. + */ +var toString = Object.prototype.toString; + +/** + * Get the keys of an Object + * + * @param {Object} + * The Object to get the keys from + * + * @return {string[]} + * An array of the keys from the object. Returns an empty array if the + * object passed in was invalid or had no keys. + * + * @private + */ +var keys = function keys(object) { + return isObject(object) ? Object.keys(object) : []; +}; + +/** + * Array-like iteration for objects. + * + * @param {Object} object + * The object to iterate over + * + * @param {obj:EachCallback} fn + * The callback function which is called for each key in the object. + */ +function each(object, fn) { + keys(object).forEach(function (key) { + return fn(object[key], key); + }); +} + +/** + * Array-like reduce for objects. + * + * @param {Object} object + * The Object that you want to reduce. + * + * @param {Function} fn + * A callback function which is called for each key in the object. It + * receives the accumulated value and the per-iteration value and key + * as arguments. + * + * @param {Mixed} [initial = 0] + * Starting value + * + * @return {Mixed} + * The final accumulated value. + */ +function reduce(object, fn) { + var initial = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0; + + return keys(object).reduce(function (accum, key) { + return fn(accum, object[key], key); + }, initial); +} + +/** + * Object.assign-style object shallow merge/extend. + * + * @param {Object} target + * @param {Object} ...sources + * @return {Object} + */ +function assign(target) { + for (var _len = arguments.length, sources = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { + sources[_key - 1] = arguments[_key]; + } + + if (Object.assign) { + return Object.assign.apply(Object, [target].concat(sources)); + } + + sources.forEach(function (source) { + if (!source) { + return; + } + + each(source, function (value, key) { + target[key] = value; + }); + }); + + return target; +} + +/** + * Returns whether a value is an object of any kind - including DOM nodes, + * arrays, regular expressions, etc. Not functions, though. + * + * This avoids the gotcha where using `typeof` on a `null` value + * results in `'object'`. + * + * @param {Object} value + * @return {Boolean} + */ +function isObject(value) { + return !!value && (typeof value === 'undefined' ? 'undefined' : _typeof(value)) === 'object'; +} + +/** + * Returns whether an object appears to be a "plain" object - that is, a + * direct instance of `Object`. + * + * @param {Object} value + * @return {Boolean} + */ +function isPlain(value) { + return isObject(value) && toString.call(value) === '[object Object]' && value.constructor === Object; +} + +/** + * @file log.js + * @module log + */ +var log = void 0; + +// This is the private tracking variable for logging level. +var level = 'info'; + +// This is the private tracking variable for the logging history. +var history = []; + +/** + * Log messages to the console and history based on the type of message + * + * @private + * @param {string} type + * The name of the console method to use. + * + * @param {Array} args + * The arguments to be passed to the matching console method. + * + * @param {boolean} [stringify] + * By default, only old IEs should get console argument stringification, + * but this is exposed as a parameter to facilitate testing. + */ +var logByType = function logByType(type, args) { + var stringify = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : !!IE_VERSION && IE_VERSION < 11; + + var lvl = log.levels[level]; + var lvlRegExp = new RegExp('^(' + lvl + ')$'); + + if (type !== 'log') { + + // Add the type to the front of the message when it's not "log". + args.unshift(type.toUpperCase() + ':'); + } + + // Add a clone of the args at this point to history. + if (history) { + history.push([].concat(args)); + } + + // Add console prefix after adding to history. + args.unshift('VIDEOJS:'); + + // If there's no console then don't try to output messages, but they will + // still be stored in history. + if (!window_1.console) { + return; + } + + // Was setting these once outside of this function, but containing them + // in the function makes it easier to test cases where console doesn't exist + // when the module is executed. + var fn = window_1.console[type]; + + if (!fn && type === 'debug') { + // Certain browsers don't have support for console.debug. For those, we + // should default to the closest comparable log. + fn = window_1.console.info || window_1.console.log; + } + + // Bail out if there's no console or if this type is not allowed by the + // current logging level. + if (!fn || !lvl || !lvlRegExp.test(type)) { + return; + } + + // IEs previous to 11 log objects uselessly as "[object Object]"; so, JSONify + // objects and arrays for those less-capable browsers. + if (stringify) { + args = args.map(function (a) { + if (isObject(a) || Array.isArray(a)) { + try { + return JSON.stringify(a); + } catch (x) { + return String(a); + } + } + + // Cast to string before joining, so we get null and undefined explicitly + // included in output (as we would in a modern console). + return String(a); + }).join(' '); + } + + // Old IE versions do not allow .apply() for console methods (they are + // reported as objects rather than functions). + if (!fn.apply) { + fn(args); + } else { + fn[Array.isArray(args) ? 'apply' : 'call'](window_1.console, args); + } +}; + +/** + * Logs plain debug messages. Similar to `console.log`. + * + * @class + * @param {Mixed[]} args + * One or more messages or objects that should be logged. + */ +log = function log() { + for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + + logByType('log', args); +}; + +/** + * Enumeration of available logging levels, where the keys are the level names + * and the values are `|`-separated strings containing logging methods allowed + * in that logging level. These strings are used to create a regular expression + * matching the function name being called. + * + * Levels provided by video.js are: + * + * - `off`: Matches no calls. Any value that can be cast to `false` will have + * this effect. The most restrictive. + * - `all`: Matches only Video.js-provided functions (`debug`, `log`, + * `log.warn`, and `log.error`). + * - `debug`: Matches `log.debug`, `log`, `log.warn`, and `log.error` calls. + * - `info` (default): Matches `log`, `log.warn`, and `log.error` calls. + * - `warn`: Matches `log.warn` and `log.error` calls. + * - `error`: Matches only `log.error` calls. + * + * @type {Object} + */ +log.levels = { + all: 'debug|log|warn|error', + off: '', + debug: 'debug|log|warn|error', + info: 'log|warn|error', + warn: 'warn|error', + error: 'error', + DEFAULT: level +}; + +/** + * Get or set the current logging level. If a string matching a key from + * {@link log.levels} is provided, acts as a setter. Regardless of argument, + * returns the current logging level. + * + * @param {string} [lvl] + * Pass to set a new logging level. + * + * @return {string} + * The current logging level. + */ +log.level = function (lvl) { + if (typeof lvl === 'string') { + if (!log.levels.hasOwnProperty(lvl)) { + throw new Error('"' + lvl + '" in not a valid log level'); + } + level = lvl; + } + return level; +}; + +/** + * Returns an array containing everything that has been logged to the history. + * + * This array is a shallow clone of the internal history record. However, its + * contents are _not_ cloned; so, mutating objects inside this array will + * mutate them in history. + * + * @return {Array} + */ +log.history = function () { + return history ? [].concat(history) : []; +}; + +/** + * Clears the internal history tracking, but does not prevent further history + * tracking. + */ +log.history.clear = function () { + if (history) { + history.length = 0; + } +}; + +/** + * Disable history tracking if it is currently enabled. + */ +log.history.disable = function () { + if (history !== null) { + history.length = 0; + history = null; + } +}; + +/** + * Enable history tracking if it is currently disabled. + */ +log.history.enable = function () { + if (history === null) { + history = []; + } +}; + +/** + * Logs error messages. Similar to `console.error`. + * + * @param {Mixed[]} args + * One or more messages or objects that should be logged as an error + */ +log.error = function () { + for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { + args[_key2] = arguments[_key2]; + } + + return logByType('error', args); +}; + +/** + * Logs warning messages. Similar to `console.warn`. + * + * @param {Mixed[]} args + * One or more messages or objects that should be logged as a warning. + */ +log.warn = function () { + for (var _len3 = arguments.length, args = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + args[_key3] = arguments[_key3]; + } + + return logByType('warn', args); +}; + +/** + * Logs debug messages. Similar to `console.debug`, but may also act as a comparable + * log if `console.debug` is not available + * + * @param {Mixed[]} args + * One or more messages or objects that should be logged as debug. + */ +log.debug = function () { + for (var _len4 = arguments.length, args = Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { + args[_key4] = arguments[_key4]; + } + + return logByType('debug', args); +}; + +var log$1 = log; + +function clean (s) { + return s.replace(/\n\r?\s*/g, '') +} + + +var tsml = function tsml (sa) { + var s = '' + , i = 0; + + for (; i < arguments.length; i++) + s += clean(sa[i]) + (arguments[i + 1] || ''); + + return s +}; + +/** + * @file computed-style.js + * @module computed-style + */ +/** + * A safe getComputedStyle with an IE8 fallback. + * + * This is needed because in Firefox, if the player is loaded in an iframe with + * `display:none`, then `getComputedStyle` returns `null`, so, we do a null-check to + * make sure that the player doesn't break in these cases. + * + * @param {Element} el + * The element you want the computed style of + * + * @param {string} prop + * The property name you want + * + * @see https://bugzilla.mozilla.org/show_bug.cgi?id=548397 + * + * @static + * @const + */ +function computedStyle(el, prop) { + if (!el || !prop) { + return ''; + } + + if (typeof window_1.getComputedStyle === 'function') { + var cs = window_1.getComputedStyle(el); + + return cs ? cs[prop] : ''; + } + + return el.currentStyle[prop] || ''; +} + +var _templateObject = taggedTemplateLiteralLoose(['Setting attributes in the second argument of createEl()\n has been deprecated. Use the third argument instead.\n createEl(type, properties, attributes). Attempting to set ', ' to ', '.'], ['Setting attributes in the second argument of createEl()\n has been deprecated. Use the third argument instead.\n createEl(type, properties, attributes). Attempting to set ', ' to ', '.']); + +/** + * @file dom.js + * @module dom + */ +/** + * Detect if a value is a string with any non-whitespace characters. + * + * @param {string} str + * The string to check + * + * @return {boolean} + * - True if the string is non-blank + * - False otherwise + * + */ +function isNonBlankString(str) { + return typeof str === 'string' && /\S/.test(str); +} + +/** + * Throws an error if the passed string has whitespace. This is used by + * class methods to be relatively consistent with the classList API. + * + * @param {string} str + * The string to check for whitespace. + * + * @throws {Error} + * Throws an error if there is whitespace in the string. + * + */ +function throwIfWhitespace(str) { + if (/\s/.test(str)) { + throw new Error('class has illegal whitespace characters'); + } +} + +/** + * Produce a regular expression for matching a className within an elements className. + * + * @param {string} className + * The className to generate the RegExp for. + * + * @return {RegExp} + * The RegExp that will check for a specific `className` in an elements + * className. + */ +function classRegExp(className) { + return new RegExp('(^|\\s)' + className + '($|\\s)'); +} + +/** + * Whether the current DOM interface appears to be real. + * + * @return {Boolean} + */ +function isReal() { + return ( + + // Both document and window will never be undefined thanks to `global`. + document_1 === window_1.document && + + // In IE < 9, DOM methods return "object" as their type, so all we can + // confidently check is that it exists. + typeof document_1.createElement !== 'undefined' + ); +} + +/** + * Determines, via duck typing, whether or not a value is a DOM element. + * + * @param {Mixed} value + * The thing to check + * + * @return {boolean} + * - True if it is a DOM element + * - False otherwise + */ +function isEl(value) { + return isObject(value) && value.nodeType === 1; +} + +/** + * Determines if the current DOM is embedded in an iframe. + * + * @return {boolean} + * + */ +function isInFrame() { + + // We need a try/catch here because Safari will throw errors when attempting + // to get either `parent` or `self` + try { + return window_1.parent !== window_1.self; + } catch (x) { + return true; + } +} + +/** + * Creates functions to query the DOM using a given method. + * + * @param {string} method + * The method to create the query with. + * + * @return {Function} + * The query method + */ +function createQuerier(method) { + return function (selector, context) { + if (!isNonBlankString(selector)) { + return document_1[method](null); + } + if (isNonBlankString(context)) { + context = document_1.querySelector(context); + } + + var ctx = isEl(context) ? context : document_1; + + return ctx[method] && ctx[method](selector); + }; +} + +/** + * Creates an element and applies properties. + * + * @param {string} [tagName='div'] + * Name of tag to be created. + * + * @param {Object} [properties={}] + * Element properties to be applied. + * + * @param {Object} [attributes={}] + * Element attributes to be applied. + * + * @param {String|Element|TextNode|Array|Function} [content] + * Contents for the element (see: {@link dom:normalizeContent}) + * + * @return {Element} + * The element that was created. + */ +function createEl() { + var tagName = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'div'; + var properties = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + var attributes = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; + var content = arguments[3]; + + var el = document_1.createElement(tagName); + + Object.getOwnPropertyNames(properties).forEach(function (propName) { + var val = properties[propName]; + + // See #2176 + // We originally were accepting both properties and attributes in the + // same object, but that doesn't work so well. + if (propName.indexOf('aria-') !== -1 || propName === 'role' || propName === 'type') { + log$1.warn(tsml(_templateObject, propName, val)); + el.setAttribute(propName, val); + + // Handle textContent since it's not supported everywhere and we have a + // method for it. + } else if (propName === 'textContent') { + textContent(el, val); + } else { + el[propName] = val; + } + }); + + Object.getOwnPropertyNames(attributes).forEach(function (attrName) { + el.setAttribute(attrName, attributes[attrName]); + }); + + if (content) { + appendContent(el, content); + } + + return el; +} + +/** + * Injects text into an element, replacing any existing contents entirely. + * + * @param {Element} el + * The element to add text content into + * + * @param {string} text + * The text content to add. + * + * @return {Element} + * The element with added text content. + */ +function textContent(el, text) { + if (typeof el.textContent === 'undefined') { + el.innerText = text; + } else { + el.textContent = text; + } + return el; +} + +/** + * Insert an element as the first child node of another + * + * @param {Element} child + * Element to insert + * + * @param {Element} parent + * Element to insert child into + */ +function prependTo(child, parent) { + if (parent.firstChild) { + parent.insertBefore(child, parent.firstChild); + } else { + parent.appendChild(child); + } +} + +/** + * Check if an element has a CSS class + * + * @param {Element} element + * Element to check + * + * @param {string} classToCheck + * Class name to check for + * + * @return {boolean} + * - True if the element had the class + * - False otherwise. + * + * @throws {Error} + * Throws an error if `classToCheck` has white space. + */ +function hasClass(element, classToCheck) { + throwIfWhitespace(classToCheck); + if (element.classList) { + return element.classList.contains(classToCheck); + } + return classRegExp(classToCheck).test(element.className); +} + +/** + * Add a CSS class name to an element + * + * @param {Element} element + * Element to add class name to. + * + * @param {string} classToAdd + * Class name to add. + * + * @return {Element} + * The dom element with the added class name. + */ +function addClass(element, classToAdd) { + if (element.classList) { + element.classList.add(classToAdd); + + // Don't need to `throwIfWhitespace` here because `hasElClass` will do it + // in the case of classList not being supported. + } else if (!hasClass(element, classToAdd)) { + element.className = (element.className + ' ' + classToAdd).trim(); + } + + return element; +} + +/** + * Remove a CSS class name from an element + * + * @param {Element} element + * Element to remove a class name from. + * + * @param {string} classToRemove + * Class name to remove + * + * @return {Element} + * The dom element with class name removed. + */ +function removeClass(element, classToRemove) { + if (element.classList) { + element.classList.remove(classToRemove); + } else { + throwIfWhitespace(classToRemove); + element.className = element.className.split(/\s+/).filter(function (c) { + return c !== classToRemove; + }).join(' '); + } + + return element; +} + +/** + * The callback definition for toggleElClass. + * + * @callback Dom~PredicateCallback + * @param {Element} element + * The DOM element of the Component. + * + * @param {string} classToToggle + * The `className` that wants to be toggled + * + * @return {boolean|undefined} + * - If true the `classToToggle` will get added to `element`. + * - If false the `classToToggle` will get removed from `element`. + * - If undefined this callback will be ignored + */ + +/** + * Adds or removes a CSS class name on an element depending on an optional + * condition or the presence/absence of the class name. + * + * @param {Element} element + * The element to toggle a class name on. + * + * @param {string} classToToggle + * The class that should be toggled + * + * @param {boolean|PredicateCallback} [predicate] + * See the return value for {@link Dom~PredicateCallback} + * + * @return {Element} + * The element with a class that has been toggled. + */ +function toggleClass(element, classToToggle, predicate) { + + // This CANNOT use `classList` internally because IE does not support the + // second parameter to the `classList.toggle()` method! Which is fine because + // `classList` will be used by the add/remove functions. + var has = hasClass(element, classToToggle); + + if (typeof predicate === 'function') { + predicate = predicate(element, classToToggle); + } + + if (typeof predicate !== 'boolean') { + predicate = !has; + } + + // If the necessary class operation matches the current state of the + // element, no action is required. + if (predicate === has) { + return; + } + + if (predicate) { + addClass(element, classToToggle); + } else { + removeClass(element, classToToggle); + } + + return element; +} + +/** + * Apply attributes to an HTML element. + * + * @param {Element} el + * Element to add attributes to. + * + * @param {Object} [attributes] + * Attributes to be applied. + */ +function setAttributes(el, attributes) { + Object.getOwnPropertyNames(attributes).forEach(function (attrName) { + var attrValue = attributes[attrName]; + + if (attrValue === null || typeof attrValue === 'undefined' || attrValue === false) { + el.removeAttribute(attrName); + } else { + el.setAttribute(attrName, attrValue === true ? '' : attrValue); + } + }); +} + +/** + * Get an element's attribute values, as defined on the HTML tag + * Attributes are not the same as properties. They're defined on the tag + * or with setAttribute (which shouldn't be used with HTML) + * This will return true or false for boolean attributes. + * + * @param {Element} tag + * Element from which to get tag attributes. + * + * @return {Object} + * All attributes of the element. + */ +function getAttributes(tag) { + var obj = {}; + + // known boolean attributes + // we can check for matching boolean properties, but older browsers + // won't know about HTML5 boolean attributes that we still read from + var knownBooleans = ',' + 'autoplay,controls,playsinline,loop,muted,default,defaultMuted' + ','; + + if (tag && tag.attributes && tag.attributes.length > 0) { + var attrs = tag.attributes; + + for (var i = attrs.length - 1; i >= 0; i--) { + var attrName = attrs[i].name; + var attrVal = attrs[i].value; + + // check for known booleans + // the matching element property will return a value for typeof + if (typeof tag[attrName] === 'boolean' || knownBooleans.indexOf(',' + attrName + ',') !== -1) { + // the value of an included boolean attribute is typically an empty + // string ('') which would equal false if we just check for a false value. + // we also don't want support bad code like autoplay='false' + attrVal = attrVal !== null ? true : false; + } + + obj[attrName] = attrVal; + } + } + + return obj; +} + +/** + * Get the value of an element's attribute + * + * @param {Element} el + * A DOM element + * + * @param {string} attribute + * Attribute to get the value of + * + * @return {string} + * value of the attribute + */ +function getAttribute(el, attribute) { + return el.getAttribute(attribute); +} + +/** + * Set the value of an element's attribute + * + * @param {Element} el + * A DOM element + * + * @param {string} attribute + * Attribute to set + * + * @param {string} value + * Value to set the attribute to + */ +function setAttribute(el, attribute, value) { + el.setAttribute(attribute, value); +} + +/** + * Remove an element's attribute + * + * @param {Element} el + * A DOM element + * + * @param {string} attribute + * Attribute to remove + */ +function removeAttribute(el, attribute) { + el.removeAttribute(attribute); +} + +/** + * Attempt to block the ability to select text while dragging controls + */ +function blockTextSelection() { + document_1.body.focus(); + document_1.onselectstart = function () { + return false; + }; +} + +/** + * Turn off text selection blocking + */ +function unblockTextSelection() { + document_1.onselectstart = function () { + return true; + }; +} + +/** + * Identical to the native `getBoundingClientRect` function, but ensures that + * the method is supported at all (it is in all browsers we claim to support) + * and that the element is in the DOM before continuing. + * + * This wrapper function also shims properties which are not provided by some + * older browsers (namely, IE8). + * + * Additionally, some browsers do not support adding properties to a + * `ClientRect`/`DOMRect` object; so, we shallow-copy it with the standard + * properties (except `x` and `y` which are not widely supported). This helps + * avoid implementations where keys are non-enumerable. + * + * @param {Element} el + * Element whose `ClientRect` we want to calculate. + * + * @return {Object|undefined} + * Always returns a plain + */ +function getBoundingClientRect(el) { + if (el && el.getBoundingClientRect && el.parentNode) { + var rect = el.getBoundingClientRect(); + var result = {}; + + ['bottom', 'height', 'left', 'right', 'top', 'width'].forEach(function (k) { + if (rect[k] !== undefined) { + result[k] = rect[k]; + } + }); + + if (!result.height) { + result.height = parseFloat(computedStyle(el, 'height')); + } + + if (!result.width) { + result.width = parseFloat(computedStyle(el, 'width')); + } + + return result; + } +} + +/** + * The postion of a DOM element on the page. + * + * @typedef {Object} module:dom~Position + * + * @property {number} left + * Pixels to the left + * + * @property {number} top + * Pixels on top + */ + +/** + * Offset Left. + * getBoundingClientRect technique from + * John Resig + * + * @see http://ejohn.org/blog/getboundingclientrect-is-awesome/ + * + * @param {Element} el + * Element from which to get offset + * + * @return {module:dom~Position} + * The position of the element that was passed in. + */ +function findPosition(el) { + var box = void 0; + + if (el.getBoundingClientRect && el.parentNode) { + box = el.getBoundingClientRect(); + } + + if (!box) { + return { + left: 0, + top: 0 + }; + } + + var docEl = document_1.documentElement; + var body = document_1.body; + + var clientLeft = docEl.clientLeft || body.clientLeft || 0; + var scrollLeft = window_1.pageXOffset || body.scrollLeft; + var left = box.left + scrollLeft - clientLeft; + + var clientTop = docEl.clientTop || body.clientTop || 0; + var scrollTop = window_1.pageYOffset || body.scrollTop; + var top = box.top + scrollTop - clientTop; + + // Android sometimes returns slightly off decimal values, so need to round + return { + left: Math.round(left), + top: Math.round(top) + }; +} + +/** + * x and y coordinates for a dom element or mouse pointer + * + * @typedef {Object} Dom~Coordinates + * + * @property {number} x + * x coordinate in pixels + * + * @property {number} y + * y coordinate in pixels + */ + +/** + * Get pointer position in element + * Returns an object with x and y coordinates. + * The base on the coordinates are the bottom left of the element. + * + * @param {Element} el + * Element on which to get the pointer position on + * + * @param {EventTarget~Event} event + * Event object + * + * @return {Dom~Coordinates} + * A Coordinates object corresponding to the mouse position. + * + */ +function getPointerPosition(el, event) { + var position = {}; + var box = findPosition(el); + var boxW = el.offsetWidth; + var boxH = el.offsetHeight; + + var boxY = box.top; + var boxX = box.left; + var pageY = event.pageY; + var pageX = event.pageX; + + if (event.changedTouches) { + pageX = event.changedTouches[0].pageX; + pageY = event.changedTouches[0].pageY; + } + + position.y = Math.max(0, Math.min(1, (boxY - pageY + boxH) / boxH)); + position.x = Math.max(0, Math.min(1, (pageX - boxX) / boxW)); + + return position; +} + +/** + * Determines, via duck typing, whether or not a value is a text node. + * + * @param {Mixed} value + * Check if this value is a text node. + * + * @return {boolean} + * - True if it is a text node + * - False otherwise + */ +function isTextNode(value) { + return isObject(value) && value.nodeType === 3; +} + +/** + * Empties the contents of an element. + * + * @param {Element} el + * The element to empty children from + * + * @return {Element} + * The element with no children + */ +function emptyEl(el) { + while (el.firstChild) { + el.removeChild(el.firstChild); + } + return el; +} + +/** + * Normalizes content for eventual insertion into the DOM. + * + * This allows a wide range of content definition methods, but protects + * from falling into the trap of simply writing to `innerHTML`, which is + * an XSS concern. + * + * The content for an element can be passed in multiple types and + * combinations, whose behavior is as follows: + * + * @param {String|Element|TextNode|Array|Function} content + * - String: Normalized into a text node. + * - Element/TextNode: Passed through. + * - Array: A one-dimensional array of strings, elements, nodes, or functions + * (which return single strings, elements, or nodes). + * - Function: If the sole argument, is expected to produce a string, element, + * node, or array as defined above. + * + * @return {Array} + * All of the content that was passed in normalized. + */ +function normalizeContent(content) { + + // First, invoke content if it is a function. If it produces an array, + // that needs to happen before normalization. + if (typeof content === 'function') { + content = content(); + } + + // Next up, normalize to an array, so one or many items can be normalized, + // filtered, and returned. + return (Array.isArray(content) ? content : [content]).map(function (value) { + + // First, invoke value if it is a function to produce a new value, + // which will be subsequently normalized to a Node of some kind. + if (typeof value === 'function') { + value = value(); + } + + if (isEl(value) || isTextNode(value)) { + return value; + } + + if (typeof value === 'string' && /\S/.test(value)) { + return document_1.createTextNode(value); + } + }).filter(function (value) { + return value; + }); +} + +/** + * Normalizes and appends content to an element. + * + * @param {Element} el + * Element to append normalized content to. + * + * + * @param {String|Element|TextNode|Array|Function} content + * See the `content` argument of {@link dom:normalizeContent} + * + * @return {Element} + * The element with appended normalized content. + */ +function appendContent(el, content) { + normalizeContent(content).forEach(function (node) { + return el.appendChild(node); + }); + return el; +} + +/** + * Normalizes and inserts content into an element; this is identical to + * `appendContent()`, except it empties the element first. + * + * @param {Element} el + * Element to insert normalized content into. + * + * @param {String|Element|TextNode|Array|Function} content + * See the `content` argument of {@link dom:normalizeContent} + * + * @return {Element} + * The element with inserted normalized content. + * + */ +function insertContent(el, content) { + return appendContent(emptyEl(el), content); +} + +/** + * Check if event was a single left click + * + * @param {EventTarget~Event} event + * Event object + * + * @return {boolean} + * - True if a left click + * - False if not a left click + */ +function isSingleLeftClick(event) { + // Note: if you create something draggable, be sure to + // call it on both `mousedown` and `mousemove` event, + // otherwise `mousedown` should be enough for a button + + if (event.button === undefined && event.buttons === undefined) { + // Why do we need `butttons` ? + // Because, middle mouse sometimes have this: + // e.button === 0 and e.buttons === 4 + // Furthermore, we want to prevent combination click, something like + // HOLD middlemouse then left click, that would be + // e.button === 0, e.buttons === 5 + // just `button` is not gonna work + + // Alright, then what this block does ? + // this is for chrome `simulate mobile devices` + // I want to support this as well + + return true; + } + + if (event.button === 0 && event.buttons === undefined) { + // Touch screen, sometimes on some specific device, `buttons` + // doesn't have anything (safari on ios, blackberry...) + + return true; + } + + if (IE_VERSION === 9) { + // Ignore IE9 + + return true; + } + + if (event.button !== 0 || event.buttons !== 1) { + // This is the reason we have those if else block above + // if any special case we can catch and let it slide + // we do it above, when get to here, this definitely + // is-not-left-click + + return false; + } + + return true; +} + +/** + * Finds a single DOM element matching `selector` within the optional + * `context` of another DOM element (defaulting to `document`). + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelector`. + * + * @param {Element|String} [context=document] + * A DOM element within which to query. Can also be a selector + * string in which case the first matching element will be used + * as context. If missing (or no element matches selector), falls + * back to `document`. + * + * @return {Element|null} + * The element that was found or null. + */ +var $ = createQuerier('querySelector'); + +/** + * Finds a all DOM elements matching `selector` within the optional + * `context` of another DOM element (defaulting to `document`). + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelectorAll`. + * + * @param {Element|String} [context=document] + * A DOM element within which to query. Can also be a selector + * string in which case the first matching element will be used + * as context. If missing (or no element matches selector), falls + * back to `document`. + * + * @return {NodeList} + * A element list of elements that were found. Will be empty if none were found. + * + */ +var $$ = createQuerier('querySelectorAll'); + + + +var Dom = (Object.freeze || Object)({ + isReal: isReal, + isEl: isEl, + isInFrame: isInFrame, + createEl: createEl, + textContent: textContent, + prependTo: prependTo, + hasClass: hasClass, + addClass: addClass, + removeClass: removeClass, + toggleClass: toggleClass, + setAttributes: setAttributes, + getAttributes: getAttributes, + getAttribute: getAttribute, + setAttribute: setAttribute, + removeAttribute: removeAttribute, + blockTextSelection: blockTextSelection, + unblockTextSelection: unblockTextSelection, + getBoundingClientRect: getBoundingClientRect, + findPosition: findPosition, + getPointerPosition: getPointerPosition, + isTextNode: isTextNode, + emptyEl: emptyEl, + normalizeContent: normalizeContent, + appendContent: appendContent, + insertContent: insertContent, + isSingleLeftClick: isSingleLeftClick, + $: $, + $$: $$ +}); + +/** + * @file guid.js + * @module guid + */ + +/** + * Unique ID for an element or function + * @type {Number} + */ +var _guid = 1; + +/** + * Get a unique auto-incrementing ID by number that has not been returned before. + * + * @return {number} + * A new unique ID. + */ +function newGUID() { + return _guid++; +} + +/** + * @file dom-data.js + * @module dom-data + */ +/** + * Element Data Store. + * + * Allows for binding data to an element without putting it directly on the + * element. Ex. Event listeners are stored here. + * (also from jsninja.com, slightly modified and updated for closure compiler) + * + * @type {Object} + * @private + */ +var elData = {}; + +/* + * Unique attribute name to store an element's guid in + * + * @type {String} + * @constant + * @private + */ +var elIdAttr = 'vdata' + new Date().getTime(); + +/** + * Returns the cache object where data for an element is stored + * + * @param {Element} el + * Element to store data for. + * + * @return {Object} + * The cache object for that el that was passed in. + */ +function getData(el) { + var id = el[elIdAttr]; + + if (!id) { + id = el[elIdAttr] = newGUID(); + } + + if (!elData[id]) { + elData[id] = {}; + } + + return elData[id]; +} + +/** + * Returns whether or not an element has cached data + * + * @param {Element} el + * Check if this element has cached data. + * + * @return {boolean} + * - True if the DOM element has cached data. + * - False otherwise. + */ +function hasData(el) { + var id = el[elIdAttr]; + + if (!id) { + return false; + } + + return !!Object.getOwnPropertyNames(elData[id]).length; +} + +/** + * Delete data for the element from the cache and the guid attr from getElementById + * + * @param {Element} el + * Remove cached data for this element. + */ +function removeData(el) { + var id = el[elIdAttr]; + + if (!id) { + return; + } + + // Remove all stored data + delete elData[id]; + + // Remove the elIdAttr property from the DOM node + try { + delete el[elIdAttr]; + } catch (e) { + if (el.removeAttribute) { + el.removeAttribute(elIdAttr); + } else { + // IE doesn't appear to support removeAttribute on the document element + el[elIdAttr] = null; + } + } +} + +/** + * @file events.js. An Event System (John Resig - Secrets of a JS Ninja http://jsninja.com/) + * (Original book version wasn't completely usable, so fixed some things and made Closure Compiler compatible) + * This should work very similarly to jQuery's events, however it's based off the book version which isn't as + * robust as jquery's, so there's probably some differences. + * + * @module events + */ + +/** + * Clean up the listener cache and dispatchers + * + * @param {Element|Object} elem + * Element to clean up + * + * @param {string} type + * Type of event to clean up + */ +function _cleanUpEvents(elem, type) { + var data = getData(elem); + + // Remove the events of a particular type if there are none left + if (data.handlers[type].length === 0) { + delete data.handlers[type]; + // data.handlers[type] = null; + // Setting to null was causing an error with data.handlers + + // Remove the meta-handler from the element + if (elem.removeEventListener) { + elem.removeEventListener(type, data.dispatcher, false); + } else if (elem.detachEvent) { + elem.detachEvent('on' + type, data.dispatcher); + } + } + + // Remove the events object if there are no types left + if (Object.getOwnPropertyNames(data.handlers).length <= 0) { + delete data.handlers; + delete data.dispatcher; + delete data.disabled; + } + + // Finally remove the element data if there is no data left + if (Object.getOwnPropertyNames(data).length === 0) { + removeData(elem); + } +} + +/** + * Loops through an array of event types and calls the requested method for each type. + * + * @param {Function} fn + * The event method we want to use. + * + * @param {Element|Object} elem + * Element or object to bind listeners to + * + * @param {string} type + * Type of event to bind to. + * + * @param {EventTarget~EventListener} callback + * Event listener. + */ +function _handleMultipleEvents(fn, elem, types, callback) { + types.forEach(function (type) { + // Call the event method for each one of the types + fn(elem, type, callback); + }); +} + +/** + * Fix a native event to have standard property values + * + * @param {Object} event + * Event object to fix. + * + * @return {Object} + * Fixed event object. + */ +function fixEvent(event) { + + function returnTrue() { + return true; + } + + function returnFalse() { + return false; + } + + // Test if fixing up is needed + // Used to check if !event.stopPropagation instead of isPropagationStopped + // But native events return true for stopPropagation, but don't have + // other expected methods like isPropagationStopped. Seems to be a problem + // with the Javascript Ninja code. So we're just overriding all events now. + if (!event || !event.isPropagationStopped) { + var old = event || window_1.event; + + event = {}; + // Clone the old object so that we can modify the values event = {}; + // IE8 Doesn't like when you mess with native event properties + // Firefox returns false for event.hasOwnProperty('type') and other props + // which makes copying more difficult. + // TODO: Probably best to create a whitelist of event props + for (var key in old) { + // Safari 6.0.3 warns you if you try to copy deprecated layerX/Y + // Chrome warns you if you try to copy deprecated keyboardEvent.keyLocation + // and webkitMovementX/Y + if (key !== 'layerX' && key !== 'layerY' && key !== 'keyLocation' && key !== 'webkitMovementX' && key !== 'webkitMovementY') { + // Chrome 32+ warns if you try to copy deprecated returnValue, but + // we still want to if preventDefault isn't supported (IE8). + if (!(key === 'returnValue' && old.preventDefault)) { + event[key] = old[key]; + } + } + } + + // The event occurred on this element + if (!event.target) { + event.target = event.srcElement || document_1; + } + + // Handle which other element the event is related to + if (!event.relatedTarget) { + event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement; + } + + // Stop the default browser action + event.preventDefault = function () { + if (old.preventDefault) { + old.preventDefault(); + } + event.returnValue = false; + old.returnValue = false; + event.defaultPrevented = true; + }; + + event.defaultPrevented = false; + + // Stop the event from bubbling + event.stopPropagation = function () { + if (old.stopPropagation) { + old.stopPropagation(); + } + event.cancelBubble = true; + old.cancelBubble = true; + event.isPropagationStopped = returnTrue; + }; + + event.isPropagationStopped = returnFalse; + + // Stop the event from bubbling and executing other handlers + event.stopImmediatePropagation = function () { + if (old.stopImmediatePropagation) { + old.stopImmediatePropagation(); + } + event.isImmediatePropagationStopped = returnTrue; + event.stopPropagation(); + }; + + event.isImmediatePropagationStopped = returnFalse; + + // Handle mouse position + if (event.clientX !== null && event.clientX !== undefined) { + var doc = document_1.documentElement; + var body = document_1.body; + + event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0); + event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0); + } + + // Handle key presses + event.which = event.charCode || event.keyCode; + + // Fix button for mouse clicks: + // 0 == left; 1 == middle; 2 == right + if (event.button !== null && event.button !== undefined) { + + // The following is disabled because it does not pass videojs-standard + // and... yikes. + /* eslint-disable */ + event.button = event.button & 1 ? 0 : event.button & 4 ? 1 : event.button & 2 ? 2 : 0; + /* eslint-enable */ + } + } + + // Returns fixed-up instance + return event; +} + +/** + * Whether passive event listeners are supported + */ +var _supportsPassive = false; + +(function () { + try { + var opts = Object.defineProperty({}, 'passive', { + get: function get() { + _supportsPassive = true; + } + }); + + window_1.addEventListener('test', null, opts); + window_1.removeEventListener('test', null, opts); + } catch (e) { + // disregard + } +})(); + +/** + * Touch events Chrome expects to be passive + */ +var passiveEvents = ['touchstart', 'touchmove']; + +/** + * Add an event listener to element + * It stores the handler function in a separate cache object + * and adds a generic handler to the element's event, + * along with a unique id (guid) to the element. + * + * @param {Element|Object} elem + * Element or object to bind listeners to + * + * @param {string|string[]} type + * Type of event to bind to. + * + * @param {EventTarget~EventListener} fn + * Event listener. + */ +function on(elem, type, fn) { + if (Array.isArray(type)) { + return _handleMultipleEvents(on, elem, type, fn); + } + + var data = getData(elem); + + // We need a place to store all our handler data + if (!data.handlers) { + data.handlers = {}; + } + + if (!data.handlers[type]) { + data.handlers[type] = []; + } + + if (!fn.guid) { + fn.guid = newGUID(); + } + + data.handlers[type].push(fn); + + if (!data.dispatcher) { + data.disabled = false; + + data.dispatcher = function (event, hash) { + + if (data.disabled) { + return; + } + + event = fixEvent(event); + + var handlers = data.handlers[event.type]; + + if (handlers) { + // Copy handlers so if handlers are added/removed during the process it doesn't throw everything off. + var handlersCopy = handlers.slice(0); + + for (var m = 0, n = handlersCopy.length; m < n; m++) { + if (event.isImmediatePropagationStopped()) { + break; + } else { + try { + handlersCopy[m].call(elem, event, hash); + } catch (e) { + log$1.error(e); + } + } + } + } + }; + } + + if (data.handlers[type].length === 1) { + if (elem.addEventListener) { + var options = false; + + if (_supportsPassive && passiveEvents.indexOf(type) > -1) { + options = { passive: true }; + } + elem.addEventListener(type, data.dispatcher, options); + } else if (elem.attachEvent) { + elem.attachEvent('on' + type, data.dispatcher); + } + } +} + +/** + * Removes event listeners from an element + * + * @param {Element|Object} elem + * Object to remove listeners from. + * + * @param {string|string[]} [type] + * Type of listener to remove. Don't include to remove all events from element. + * + * @param {EventTarget~EventListener} [fn] + * Specific listener to remove. Don't include to remove listeners for an event + * type. + */ +function off(elem, type, fn) { + // Don't want to add a cache object through getElData if not needed + if (!hasData(elem)) { + return; + } + + var data = getData(elem); + + // If no events exist, nothing to unbind + if (!data.handlers) { + return; + } + + if (Array.isArray(type)) { + return _handleMultipleEvents(off, elem, type, fn); + } + + // Utility function + var removeType = function removeType(el, t) { + data.handlers[t] = []; + _cleanUpEvents(el, t); + }; + + // Are we removing all bound events? + if (type === undefined) { + for (var t in data.handlers) { + if (Object.prototype.hasOwnProperty.call(data.handlers || {}, t)) { + removeType(elem, t); + } + } + return; + } + + var handlers = data.handlers[type]; + + // If no handlers exist, nothing to unbind + if (!handlers) { + return; + } + + // If no listener was provided, remove all listeners for type + if (!fn) { + removeType(elem, type); + return; + } + + // We're only removing a single handler + if (fn.guid) { + for (var n = 0; n < handlers.length; n++) { + if (handlers[n].guid === fn.guid) { + handlers.splice(n--, 1); + } + } + } + + _cleanUpEvents(elem, type); +} + +/** + * Trigger an event for an element + * + * @param {Element|Object} elem + * Element to trigger an event on + * + * @param {EventTarget~Event|string} event + * A string (the type) or an event object with a type attribute + * + * @param {Object} [hash] + * data hash to pass along with the event + * + * @return {boolean|undefined} + * - Returns the opposite of `defaultPrevented` if default was prevented + * - Otherwise returns undefined + */ +function trigger(elem, event, hash) { + // Fetches element data and a reference to the parent (for bubbling). + // Don't want to add a data object to cache for every parent, + // so checking hasElData first. + var elemData = hasData(elem) ? getData(elem) : {}; + var parent = elem.parentNode || elem.ownerDocument; + // type = event.type || event, + // handler; + + // If an event name was passed as a string, creates an event out of it + if (typeof event === 'string') { + event = { type: event, target: elem }; + } + // Normalizes the event properties. + event = fixEvent(event); + + // If the passed element has a dispatcher, executes the established handlers. + if (elemData.dispatcher) { + elemData.dispatcher.call(elem, event, hash); + } + + // Unless explicitly stopped or the event does not bubble (e.g. media events) + // recursively calls this function to bubble the event up the DOM. + if (parent && !event.isPropagationStopped() && event.bubbles === true) { + trigger.call(null, parent, event, hash); + + // If at the top of the DOM, triggers the default action unless disabled. + } else if (!parent && !event.defaultPrevented) { + var targetData = getData(event.target); + + // Checks if the target has a default action for this event. + if (event.target[event.type]) { + // Temporarily disables event dispatching on the target as we have already executed the handler. + targetData.disabled = true; + // Executes the default action. + if (typeof event.target[event.type] === 'function') { + event.target[event.type](); + } + // Re-enables event dispatching. + targetData.disabled = false; + } + } + + // Inform the triggerer if the default was prevented by returning false + return !event.defaultPrevented; +} + +/** + * Trigger a listener only once for an event + * + * @param {Element|Object} elem + * Element or object to bind to. + * + * @param {string|string[]} type + * Name/type of event + * + * @param {Event~EventListener} fn + * Event Listener function + */ +function one(elem, type, fn) { + if (Array.isArray(type)) { + return _handleMultipleEvents(one, elem, type, fn); + } + var func = function func() { + off(elem, type, func); + fn.apply(this, arguments); + }; + + // copy the guid to the new function so it can removed using the original function's ID + func.guid = fn.guid = fn.guid || newGUID(); + on(elem, type, func); +} + +var Events = (Object.freeze || Object)({ + fixEvent: fixEvent, + on: on, + off: off, + trigger: trigger, + one: one +}); + +/** + * @file setup.js - Functions for setting up a player without + * user interaction based on the data-setup `attribute` of the video tag. + * + * @module setup + */ +var _windowLoaded = false; +var videojs$2 = void 0; + +/** + * Set up any tags that have a data-setup `attribute` when the player is started. + */ +var autoSetup = function autoSetup() { + + // Protect against breakage in non-browser environments. + if (!isReal()) { + return; + } + + // One day, when we stop supporting IE8, go back to this, but in the meantime...*hack hack hack* + // var vids = Array.prototype.slice.call(document.getElementsByTagName('video')); + // var audios = Array.prototype.slice.call(document.getElementsByTagName('audio')); + // var mediaEls = vids.concat(audios); + + // Because IE8 doesn't support calling slice on a node list, we need to loop + // through each list of elements to build up a new, combined list of elements. + var vids = document_1.getElementsByTagName('video'); + var audios = document_1.getElementsByTagName('audio'); + var divs = document_1.getElementsByTagName('video-js'); + var mediaEls = []; + + if (vids && vids.length > 0) { + for (var i = 0, e = vids.length; i < e; i++) { + mediaEls.push(vids[i]); + } + } + + if (audios && audios.length > 0) { + for (var _i = 0, _e = audios.length; _i < _e; _i++) { + mediaEls.push(audios[_i]); + } + } + + if (divs && divs.length > 0) { + for (var _i2 = 0, _e2 = divs.length; _i2 < _e2; _i2++) { + mediaEls.push(divs[_i2]); + } + } + + // Check if any media elements exist + if (mediaEls && mediaEls.length > 0) { + + for (var _i3 = 0, _e3 = mediaEls.length; _i3 < _e3; _i3++) { + var mediaEl = mediaEls[_i3]; + + // Check if element exists, has getAttribute func. + // IE seems to consider typeof el.getAttribute == 'object' instead of + // 'function' like expected, at least when loading the player immediately. + if (mediaEl && mediaEl.getAttribute) { + + // Make sure this player hasn't already been set up. + if (mediaEl.player === undefined) { + var options = mediaEl.getAttribute('data-setup'); + + // Check if data-setup attr exists. + // We only auto-setup if they've added the data-setup attr. + if (options !== null) { + // Create new video.js instance. + videojs$2(mediaEl); + } + } + + // If getAttribute isn't defined, we need to wait for the DOM. + } else { + autoSetupTimeout(1); + break; + } + } + + // No videos were found, so keep looping unless page is finished loading. + } else if (!_windowLoaded) { + autoSetupTimeout(1); + } +}; + +/** + * Wait until the page is loaded before running autoSetup. This will be called in + * autoSetup if `hasLoaded` returns false. + * + * @param {number} wait + * How long to wait in ms + * + * @param {module:videojs} [vjs] + * The videojs library function + */ +function autoSetupTimeout(wait, vjs) { + if (vjs) { + videojs$2 = vjs; + } + + window_1.setTimeout(autoSetup, wait); +} + +if (isReal() && document_1.readyState === 'complete') { + _windowLoaded = true; +} else { + /** + * Listen for the load event on window, and set _windowLoaded to true. + * + * @listens load + */ + one(window_1, 'load', function () { + _windowLoaded = true; + }); +} + +/** + * @file stylesheet.js + * @module stylesheet + */ +/** + * Create a DOM syle element given a className for it. + * + * @param {string} className + * The className to add to the created style element. + * + * @return {Element} + * The element that was created. + */ +var createStyleElement = function createStyleElement(className) { + var style = document_1.createElement('style'); + + style.className = className; + + return style; +}; + +/** + * Add text to a DOM element. + * + * @param {Element} el + * The Element to add text content to. + * + * @param {string} content + * The text to add to the element. + */ +var setTextContent = function setTextContent(el, content) { + if (el.styleSheet) { + el.styleSheet.cssText = content; + } else { + el.textContent = content; + } +}; + +/** + * @file fn.js + * @module fn + */ +/** + * Bind (a.k.a proxy or Context). A simple method for changing the context of a function + * It also stores a unique id on the function so it can be easily removed from events. + * + * @param {Mixed} context + * The object to bind as scope. + * + * @param {Function} fn + * The function to be bound to a scope. + * + * @param {number} [uid] + * An optional unique ID for the function to be set + * + * @return {Function} + * The new function that will be bound into the context given + */ +var bind = function bind(context, fn, uid) { + // Make sure the function has a unique ID + if (!fn.guid) { + fn.guid = newGUID(); + } + + // Create the new function that changes the context + var bound = function bound() { + return fn.apply(context, arguments); + }; + + // Allow for the ability to individualize this function + // Needed in the case where multiple objects might share the same prototype + // IF both items add an event listener with the same function, then you try to remove just one + // it will remove both because they both have the same guid. + // when using this, you need to use the bind method when you remove the listener as well. + // currently used in text tracks + bound.guid = uid ? uid + '_' + fn.guid : fn.guid; + + return bound; +}; + +/** + * Wraps the given function, `fn`, with a new function that only invokes `fn` + * at most once per every `wait` milliseconds. + * + * @param {Function} fn + * The function to be throttled. + * + * @param {Number} wait + * The number of milliseconds by which to throttle. + * + * @return {Function} + */ +var throttle = function throttle(fn, wait) { + var last = Date.now(); + + var throttled = function throttled() { + var now = Date.now(); + + if (now - last >= wait) { + fn.apply(undefined, arguments); + last = now; + } + }; + + return throttled; +}; + +/** + * @file src/js/event-target.js + */ +/** + * `EventTarget` is a class that can have the same API as the DOM `EventTarget`. It + * adds shorthand functions that wrap around lengthy functions. For example: + * the `on` function is a wrapper around `addEventListener`. + * + * @see [EventTarget Spec]{@link https://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget} + * @class EventTarget + */ +var EventTarget = function EventTarget() {}; + +/** + * A Custom DOM event. + * + * @typedef {Object} EventTarget~Event + * @see [Properties]{@link https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent} + */ + +/** + * All event listeners should follow the following format. + * + * @callback EventTarget~EventListener + * @this {EventTarget} + * + * @param {EventTarget~Event} event + * the event that triggered this function + * + * @param {Object} [hash] + * hash of data sent during the event + */ + +/** + * An object containing event names as keys and booleans as values. + * + * > NOTE: If an event name is set to a true value here {@link EventTarget#trigger} + * will have extra functionality. See that function for more information. + * + * @property EventTarget.prototype.allowedEvents_ + * @private + */ +EventTarget.prototype.allowedEvents_ = {}; + +/** + * Adds an `event listener` to an instance of an `EventTarget`. An `event listener` is a + * function that will get called when an event with a certain name gets triggered. + * + * @param {string|string[]} type + * An event name or an array of event names. + * + * @param {EventTarget~EventListener} fn + * The function to call with `EventTarget`s + */ +EventTarget.prototype.on = function (type, fn) { + // Remove the addEventListener alias before calling Events.on + // so we don't get into an infinite type loop + var ael = this.addEventListener; + + this.addEventListener = function () {}; + on(this, type, fn); + this.addEventListener = ael; +}; + +/** + * An alias of {@link EventTarget#on}. Allows `EventTarget` to mimic + * the standard DOM API. + * + * @function + * @see {@link EventTarget#on} + */ +EventTarget.prototype.addEventListener = EventTarget.prototype.on; + +/** + * Removes an `event listener` for a specific event from an instance of `EventTarget`. + * This makes it so that the `event listener` will no longer get called when the + * named event happens. + * + * @param {string|string[]} type + * An event name or an array of event names. + * + * @param {EventTarget~EventListener} fn + * The function to remove. + */ +EventTarget.prototype.off = function (type, fn) { + off(this, type, fn); +}; + +/** + * An alias of {@link EventTarget#off}. Allows `EventTarget` to mimic + * the standard DOM API. + * + * @function + * @see {@link EventTarget#off} + */ +EventTarget.prototype.removeEventListener = EventTarget.prototype.off; + +/** + * This function will add an `event listener` that gets triggered only once. After the + * first trigger it will get removed. This is like adding an `event listener` + * with {@link EventTarget#on} that calls {@link EventTarget#off} on itself. + * + * @param {string|string[]} type + * An event name or an array of event names. + * + * @param {EventTarget~EventListener} fn + * The function to be called once for each event name. + */ +EventTarget.prototype.one = function (type, fn) { + // Remove the addEventListener alialing Events.on + // so we don't get into an infinite type loop + var ael = this.addEventListener; + + this.addEventListener = function () {}; + one(this, type, fn); + this.addEventListener = ael; +}; + +/** + * This function causes an event to happen. This will then cause any `event listeners` + * that are waiting for that event, to get called. If there are no `event listeners` + * for an event then nothing will happen. + * + * If the name of the `Event` that is being triggered is in `EventTarget.allowedEvents_`. + * Trigger will also call the `on` + `uppercaseEventName` function. + * + * Example: + * 'click' is in `EventTarget.allowedEvents_`, so, trigger will attempt to call + * `onClick` if it exists. + * + * @param {string|EventTarget~Event|Object} event + * The name of the event, an `Event`, or an object with a key of type set to + * an event name. + */ +EventTarget.prototype.trigger = function (event) { + var type = event.type || event; + + if (typeof event === 'string') { + event = { type: type }; + } + event = fixEvent(event); + + if (this.allowedEvents_[type] && this['on' + type]) { + this['on' + type](event); + } + + trigger(this, event); +}; + +/** + * An alias of {@link EventTarget#trigger}. Allows `EventTarget` to mimic + * the standard DOM API. + * + * @function + * @see {@link EventTarget#trigger} + */ +EventTarget.prototype.dispatchEvent = EventTarget.prototype.trigger; + +/** + * @file mixins/evented.js + * @module evented + */ +/** + * Returns whether or not an object has had the evented mixin applied. + * + * @param {Object} object + * An object to test. + * + * @return {boolean} + * Whether or not the object appears to be evented. + */ +var isEvented = function isEvented(object) { + return object instanceof EventTarget || !!object.eventBusEl_ && ['on', 'one', 'off', 'trigger'].every(function (k) { + return typeof object[k] === 'function'; + }); +}; + +/** + * Whether a value is a valid event type - non-empty string or array. + * + * @private + * @param {string|Array} type + * The type value to test. + * + * @return {boolean} + * Whether or not the type is a valid event type. + */ +var isValidEventType = function isValidEventType(type) { + return ( + // The regex here verifies that the `type` contains at least one non- + // whitespace character. + typeof type === 'string' && /\S/.test(type) || Array.isArray(type) && !!type.length + ); +}; + +/** + * Validates a value to determine if it is a valid event target. Throws if not. + * + * @private + * @throws {Error} + * If the target does not appear to be a valid event target. + * + * @param {Object} target + * The object to test. + */ +var validateTarget = function validateTarget(target) { + if (!target.nodeName && !isEvented(target)) { + throw new Error('Invalid target; must be a DOM node or evented object.'); + } +}; + +/** + * Validates a value to determine if it is a valid event target. Throws if not. + * + * @private + * @throws {Error} + * If the type does not appear to be a valid event type. + * + * @param {string|Array} type + * The type to test. + */ +var validateEventType = function validateEventType(type) { + if (!isValidEventType(type)) { + throw new Error('Invalid event type; must be a non-empty string or array.'); + } +}; + +/** + * Validates a value to determine if it is a valid listener. Throws if not. + * + * @private + * @throws {Error} + * If the listener is not a function. + * + * @param {Function} listener + * The listener to test. + */ +var validateListener = function validateListener(listener) { + if (typeof listener !== 'function') { + throw new Error('Invalid listener; must be a function.'); + } +}; + +/** + * Takes an array of arguments given to `on()` or `one()`, validates them, and + * normalizes them into an object. + * + * @private + * @param {Object} self + * The evented object on which `on()` or `one()` was called. This + * object will be bound as the `this` value for the listener. + * + * @param {Array} args + * An array of arguments passed to `on()` or `one()`. + * + * @return {Object} + * An object containing useful values for `on()` or `one()` calls. + */ +var normalizeListenArgs = function normalizeListenArgs(self, args) { + + // If the number of arguments is less than 3, the target is always the + // evented object itself. + var isTargetingSelf = args.length < 3 || args[0] === self || args[0] === self.eventBusEl_; + var target = void 0; + var type = void 0; + var listener = void 0; + + if (isTargetingSelf) { + target = self.eventBusEl_; + + // Deal with cases where we got 3 arguments, but we are still listening to + // the evented object itself. + if (args.length >= 3) { + args.shift(); + } + + type = args[0]; + listener = args[1]; + } else { + target = args[0]; + type = args[1]; + listener = args[2]; + } + + validateTarget(target); + validateEventType(type); + validateListener(listener); + + listener = bind(self, listener); + + return { isTargetingSelf: isTargetingSelf, target: target, type: type, listener: listener }; +}; + +/** + * Adds the listener to the event type(s) on the target, normalizing for + * the type of target. + * + * @private + * @param {Element|Object} target + * A DOM node or evented object. + * + * @param {string} method + * The event binding method to use ("on" or "one"). + * + * @param {string|Array} type + * One or more event type(s). + * + * @param {Function} listener + * A listener function. + */ +var listen = function listen(target, method, type, listener) { + validateTarget(target); + + if (target.nodeName) { + Events[method](target, type, listener); + } else { + target[method](type, listener); + } +}; + +/** + * Contains methods that provide event capabilites to an object which is passed + * to {@link module:evented|evented}. + * + * @mixin EventedMixin + */ +var EventedMixin = { + + /** + * Add a listener to an event (or events) on this object or another evented + * object. + * + * @param {string|Array|Element|Object} targetOrType + * If this is a string or array, it represents the event type(s) + * that will trigger the listener. + * + * Another evented object can be passed here instead, which will + * cause the listener to listen for events on _that_ object. + * + * In either case, the listener's `this` value will be bound to + * this object. + * + * @param {string|Array|Function} typeOrListener + * If the first argument was a string or array, this should be the + * listener function. Otherwise, this is a string or array of event + * type(s). + * + * @param {Function} [listener] + * If the first argument was another evented object, this will be + * the listener function. + */ + on: function on$$1() { + var _this = this; + + for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + + var _normalizeListenArgs = normalizeListenArgs(this, args), + isTargetingSelf = _normalizeListenArgs.isTargetingSelf, + target = _normalizeListenArgs.target, + type = _normalizeListenArgs.type, + listener = _normalizeListenArgs.listener; + + listen(target, 'on', type, listener); + + // If this object is listening to another evented object. + if (!isTargetingSelf) { + + // If this object is disposed, remove the listener. + var removeListenerOnDispose = function removeListenerOnDispose() { + return _this.off(target, type, listener); + }; + + // Use the same function ID as the listener so we can remove it later it + // using the ID of the original listener. + removeListenerOnDispose.guid = listener.guid; + + // Add a listener to the target's dispose event as well. This ensures + // that if the target is disposed BEFORE this object, we remove the + // removal listener that was just added. Otherwise, we create a memory leak. + var removeRemoverOnTargetDispose = function removeRemoverOnTargetDispose() { + return _this.off('dispose', removeListenerOnDispose); + }; + + // Use the same function ID as the listener so we can remove it later + // it using the ID of the original listener. + removeRemoverOnTargetDispose.guid = listener.guid; + + listen(this, 'on', 'dispose', removeListenerOnDispose); + listen(target, 'on', 'dispose', removeRemoverOnTargetDispose); + } + }, + + + /** + * Add a listener to an event (or events) on this object or another evented + * object. The listener will only be called once and then removed. + * + * @param {string|Array|Element|Object} targetOrType + * If this is a string or array, it represents the event type(s) + * that will trigger the listener. + * + * Another evented object can be passed here instead, which will + * cause the listener to listen for events on _that_ object. + * + * In either case, the listener's `this` value will be bound to + * this object. + * + * @param {string|Array|Function} typeOrListener + * If the first argument was a string or array, this should be the + * listener function. Otherwise, this is a string or array of event + * type(s). + * + * @param {Function} [listener] + * If the first argument was another evented object, this will be + * the listener function. + */ + one: function one$$1() { + var _this2 = this; + + for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { + args[_key2] = arguments[_key2]; + } + + var _normalizeListenArgs2 = normalizeListenArgs(this, args), + isTargetingSelf = _normalizeListenArgs2.isTargetingSelf, + target = _normalizeListenArgs2.target, + type = _normalizeListenArgs2.type, + listener = _normalizeListenArgs2.listener; + + // Targeting this evented object. + + + if (isTargetingSelf) { + listen(target, 'one', type, listener); + + // Targeting another evented object. + } else { + var wrapper = function wrapper() { + for (var _len3 = arguments.length, largs = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + largs[_key3] = arguments[_key3]; + } + + _this2.off(target, type, wrapper); + listener.apply(null, largs); + }; + + // Use the same function ID as the listener so we can remove it later + // it using the ID of the original listener. + wrapper.guid = listener.guid; + listen(target, 'one', type, wrapper); + } + }, + + + /** + * Removes listener(s) from event(s) on an evented object. + * + * @param {string|Array|Element|Object} [targetOrType] + * If this is a string or array, it represents the event type(s). + * + * Another evented object can be passed here instead, in which case + * ALL 3 arguments are _required_. + * + * @param {string|Array|Function} [typeOrListener] + * If the first argument was a string or array, this may be the + * listener function. Otherwise, this is a string or array of event + * type(s). + * + * @param {Function} [listener] + * If the first argument was another evented object, this will be + * the listener function; otherwise, _all_ listeners bound to the + * event type(s) will be removed. + */ + off: function off$$1(targetOrType, typeOrListener, listener) { + + // Targeting this evented object. + if (!targetOrType || isValidEventType(targetOrType)) { + off(this.eventBusEl_, targetOrType, typeOrListener); + + // Targeting another evented object. + } else { + var target = targetOrType; + var type = typeOrListener; + + // Fail fast and in a meaningful way! + validateTarget(target); + validateEventType(type); + validateListener(listener); + + // Ensure there's at least a guid, even if the function hasn't been used + listener = bind(this, listener); + + // Remove the dispose listener on this evented object, which was given + // the same guid as the event listener in on(). + this.off('dispose', listener); + + if (target.nodeName) { + off(target, type, listener); + off(target, 'dispose', listener); + } else if (isEvented(target)) { + target.off(type, listener); + target.off('dispose', listener); + } + } + }, + + + /** + * Fire an event on this evented object, causing its listeners to be called. + * + * @param {string|Object} event + * An event type or an object with a type property. + * + * @param {Object} [hash] + * An additional object to pass along to listeners. + * + * @returns {boolean} + * Whether or not the default behavior was prevented. + */ + trigger: function trigger$$1(event, hash) { + return trigger(this.eventBusEl_, event, hash); + } +}; + +/** + * Applies {@link module:evented~EventedMixin|EventedMixin} to a target object. + * + * @param {Object} target + * The object to which to add event methods. + * + * @param {Object} [options={}] + * Options for customizing the mixin behavior. + * + * @param {String} [options.eventBusKey] + * By default, adds a `eventBusEl_` DOM element to the target object, + * which is used as an event bus. If the target object already has a + * DOM element that should be used, pass its key here. + * + * @return {Object} + * The target object. + */ +function evented(target) { + var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + var eventBusKey = options.eventBusKey; + + // Set or create the eventBusEl_. + + if (eventBusKey) { + if (!target[eventBusKey].nodeName) { + throw new Error('The eventBusKey "' + eventBusKey + '" does not refer to an element.'); + } + target.eventBusEl_ = target[eventBusKey]; + } else { + target.eventBusEl_ = createEl('span', { className: 'vjs-event-bus' }); + } + + assign(target, EventedMixin); + + // When any evented object is disposed, it removes all its listeners. + target.on('dispose', function () { + target.off(); + window_1.setTimeout(function () { + target.eventBusEl_ = null; + }, 0); + }); + + return target; +} + +/** + * @file mixins/stateful.js + * @module stateful + */ +/** + * Contains methods that provide statefulness to an object which is passed + * to {@link module:stateful}. + * + * @mixin StatefulMixin + */ +var StatefulMixin = { + + /** + * A hash containing arbitrary keys and values representing the state of + * the object. + * + * @type {Object} + */ + state: {}, + + /** + * Set the state of an object by mutating its + * {@link module:stateful~StatefulMixin.state|state} object in place. + * + * @fires module:stateful~StatefulMixin#statechanged + * @param {Object|Function} stateUpdates + * A new set of properties to shallow-merge into the plugin state. + * Can be a plain object or a function returning a plain object. + * + * @returns {Object|undefined} + * An object containing changes that occurred. If no changes + * occurred, returns `undefined`. + */ + setState: function setState(stateUpdates) { + var _this = this; + + // Support providing the `stateUpdates` state as a function. + if (typeof stateUpdates === 'function') { + stateUpdates = stateUpdates(); + } + + var changes = void 0; + + each(stateUpdates, function (value, key) { + + // Record the change if the value is different from what's in the + // current state. + if (_this.state[key] !== value) { + changes = changes || {}; + changes[key] = { + from: _this.state[key], + to: value + }; + } + + _this.state[key] = value; + }); + + // Only trigger "statechange" if there were changes AND we have a trigger + // function. This allows us to not require that the target object be an + // evented object. + if (changes && isEvented(this)) { + + /** + * An event triggered on an object that is both + * {@link module:stateful|stateful} and {@link module:evented|evented} + * indicating that its state has changed. + * + * @event module:stateful~StatefulMixin#statechanged + * @type {Object} + * @property {Object} changes + * A hash containing the properties that were changed and + * the values they were changed `from` and `to`. + */ + this.trigger({ + changes: changes, + type: 'statechanged' + }); + } + + return changes; + } +}; + +/** + * Applies {@link module:stateful~StatefulMixin|StatefulMixin} to a target + * object. + * + * If the target object is {@link module:evented|evented} and has a + * `handleStateChanged` method, that method will be automatically bound to the + * `statechanged` event on itself. + * + * @param {Object} target + * The object to be made stateful. + * + * @param {Object} [defaultState] + * A default set of properties to populate the newly-stateful object's + * `state` property. + * + * @returns {Object} + * Returns the `target`. + */ +function stateful(target, defaultState) { + assign(target, StatefulMixin); + + // This happens after the mixing-in because we need to replace the `state` + // added in that step. + target.state = assign({}, target.state, defaultState); + + // Auto-bind the `handleStateChanged` method of the target object if it exists. + if (typeof target.handleStateChanged === 'function' && isEvented(target)) { + target.on('statechanged', target.handleStateChanged); + } + + return target; +} + +/** + * @file to-title-case.js + * @module to-title-case + */ + +/** + * Uppercase the first letter of a string. + * + * @param {string} string + * String to be uppercased + * + * @return {string} + * The string with an uppercased first letter + */ +function toTitleCase(string) { + if (typeof string !== 'string') { + return string; + } + + return string.charAt(0).toUpperCase() + string.slice(1); +} + +/** + * Compares the TitleCase versions of the two strings for equality. + * + * @param {string} str1 + * The first string to compare + * + * @param {string} str2 + * The second string to compare + * + * @return {boolean} + * Whether the TitleCase versions of the strings are equal + */ +function titleCaseEquals(str1, str2) { + return toTitleCase(str1) === toTitleCase(str2); +} + +/** + * @file merge-options.js + * @module merge-options + */ +/** + * Deep-merge one or more options objects, recursively merging **only** plain + * object properties. + * + * @param {Object[]} sources + * One or more objects to merge into a new object. + * + * @returns {Object} + * A new object that is the merged result of all sources. + */ +function mergeOptions() { + var result = {}; + + for (var _len = arguments.length, sources = Array(_len), _key = 0; _key < _len; _key++) { + sources[_key] = arguments[_key]; + } + + sources.forEach(function (source) { + if (!source) { + return; + } + + each(source, function (value, key) { + if (!isPlain(value)) { + result[key] = value; + return; + } + + if (!isPlain(result[key])) { + result[key] = {}; + } + + result[key] = mergeOptions(result[key], value); + }); + }); + + return result; +} + +/** + * Player Component - Base class for all UI objects + * + * @file component.js + */ +/** + * Base class for all UI Components. + * Components are UI objects which represent both a javascript object and an element + * in the DOM. They can be children of other components, and can have + * children themselves. + * + * Components can also use methods from {@link EventTarget} + */ + +var Component = function () { + + /** + * A callback that is called when a component is ready. Does not have any + * paramters and any callback value will be ignored. + * + * @callback Component~ReadyCallback + * @this Component + */ + + /** + * Creates an instance of this class. + * + * @param {Player} player + * The `Player` that this class should be attached to. + * + * @param {Object} [options] + * The key/value store of player options. + * + * @param {Object[]} [options.children] + * An array of children objects to intialize this component with. Children objects have + * a name property that will be used if more than one component of the same type needs to be + * added. + * + * @param {Component~ReadyCallback} [ready] + * Function that gets called when the `Component` is ready. + */ + function Component(player, options, ready) { + classCallCheck(this, Component); + + + // The component might be the player itself and we can't pass `this` to super + if (!player && this.play) { + this.player_ = player = this; // eslint-disable-line + } else { + this.player_ = player; + } + + // Make a copy of prototype.options_ to protect against overriding defaults + this.options_ = mergeOptions({}, this.options_); + + // Updated options with supplied options + options = this.options_ = mergeOptions(this.options_, options); + + // Get ID from options or options element if one is supplied + this.id_ = options.id || options.el && options.el.id; + + // If there was no ID from the options, generate one + if (!this.id_) { + // Don't require the player ID function in the case of mock players + var id = player && player.id && player.id() || 'no_player'; + + this.id_ = id + '_component_' + newGUID(); + } + + this.name_ = options.name || null; + + // Create element if one wasn't provided in options + if (options.el) { + this.el_ = options.el; + } else if (options.createEl !== false) { + this.el_ = this.createEl(); + } + + // if evented is anything except false, we want to mixin in evented + if (options.evented !== false) { + // Make this an evented object and use `el_`, if available, as its event bus + evented(this, { eventBusKey: this.el_ ? 'el_' : null }); + } + stateful(this, this.constructor.defaultState); + + this.children_ = []; + this.childIndex_ = {}; + this.childNameIndex_ = {}; + + // Add any child components in options + if (options.initChildren !== false) { + this.initChildren(); + } + + this.ready(ready); + // Don't want to trigger ready here or it will before init is actually + // finished for all children that run this constructor + + if (options.reportTouchActivity !== false) { + this.enableTouchActivity(); + } + } + + /** + * Dispose of the `Component` and all child components. + * + * @fires Component#dispose + */ + + + Component.prototype.dispose = function dispose() { + + /** + * Triggered when a `Component` is disposed. + * + * @event Component#dispose + * @type {EventTarget~Event} + * + * @property {boolean} [bubbles=false] + * set to false so that the close event does not + * bubble up + */ + this.trigger({ type: 'dispose', bubbles: false }); + + // Dispose all children. + if (this.children_) { + for (var i = this.children_.length - 1; i >= 0; i--) { + if (this.children_[i].dispose) { + this.children_[i].dispose(); + } + } + } + + // Delete child references + this.children_ = null; + this.childIndex_ = null; + this.childNameIndex_ = null; + + if (this.el_) { + // Remove element from DOM + if (this.el_.parentNode) { + this.el_.parentNode.removeChild(this.el_); + } + + removeData(this.el_); + this.el_ = null; + } + + // remove reference to the player after disposing of the element + this.player_ = null; + }; + + /** + * Return the {@link Player} that the `Component` has attached to. + * + * @return {Player} + * The player that this `Component` has attached to. + */ + + + Component.prototype.player = function player() { + return this.player_; + }; + + /** + * Deep merge of options objects with new options. + * > Note: When both `obj` and `options` contain properties whose values are objects. + * The two properties get merged using {@link module:mergeOptions} + * + * @param {Object} obj + * The object that contains new options. + * + * @return {Object} + * A new object of `this.options_` and `obj` merged together. + * + * @deprecated since version 5 + */ + + + Component.prototype.options = function options(obj) { + log$1.warn('this.options() has been deprecated and will be moved to the constructor in 6.0'); + + if (!obj) { + return this.options_; + } + + this.options_ = mergeOptions(this.options_, obj); + return this.options_; + }; + + /** + * Get the `Component`s DOM element + * + * @return {Element} + * The DOM element for this `Component`. + */ + + + Component.prototype.el = function el() { + return this.el_; + }; + + /** + * Create the `Component`s DOM element. + * + * @param {string} [tagName] + * Element's DOM node type. e.g. 'div' + * + * @param {Object} [properties] + * An object of properties that should be set. + * + * @param {Object} [attributes] + * An object of attributes that should be set. + * + * @return {Element} + * The element that gets created. + */ + + + Component.prototype.createEl = function createEl$$1(tagName, properties, attributes) { + return createEl(tagName, properties, attributes); + }; + + /** + * Localize a string given the string in english. + * + * If tokens are provided, it'll try and run a simple token replacement on the provided string. + * The tokens it loooks for look like `{1}` with the index being 1-indexed into the tokens array. + * + * If a `defaultValue` is provided, it'll use that over `string`, + * if a value isn't found in provided language files. + * This is useful if you want to have a descriptive key for token replacement + * but have a succinct localized string and not require `en.json` to be included. + * + * Currently, it is used for the progress bar timing. + * ```js + * { + * "progress bar timing: currentTime={1} duration={2}": "{1} of {2}" + * } + * ``` + * It is then used like so: + * ```js + * this.localize('progress bar timing: currentTime={1} duration{2}', + * [this.player_.currentTime(), this.player_.duration()], + * '{1} of {2}'); + * ``` + * + * Which outputs something like: `01:23 of 24:56`. + * + * + * @param {string} string + * The string to localize and the key to lookup in the language files. + * @param {string[]} [tokens] + * If the current item has token replacements, provide the tokens here. + * @param {string} [defaultValue] + * Defaults to `string`. Can be a default value to use for token replacement + * if the lookup key is needed to be separate. + * + * @return {string} + * The localized string or if no localization exists the english string. + */ + + + Component.prototype.localize = function localize(string, tokens) { + var defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : string; + + var code = this.player_.language && this.player_.language(); + var languages = this.player_.languages && this.player_.languages(); + var language = languages && languages[code]; + var primaryCode = code && code.split('-')[0]; + var primaryLang = languages && languages[primaryCode]; + + var localizedString = defaultValue; + + if (language && language[string]) { + localizedString = language[string]; + } else if (primaryLang && primaryLang[string]) { + localizedString = primaryLang[string]; + } + + if (tokens) { + localizedString = localizedString.replace(/\{(\d+)\}/g, function (match, index) { + var value = tokens[index - 1]; + var ret = value; + + if (typeof value === 'undefined') { + ret = match; + } + + return ret; + }); + } + + return localizedString; + }; + + /** + * Return the `Component`s DOM element. This is where children get inserted. + * This will usually be the the same as the element returned in {@link Component#el}. + * + * @return {Element} + * The content element for this `Component`. + */ + + + Component.prototype.contentEl = function contentEl() { + return this.contentEl_ || this.el_; + }; + + /** + * Get this `Component`s ID + * + * @return {string} + * The id of this `Component` + */ + + + Component.prototype.id = function id() { + return this.id_; + }; + + /** + * Get the `Component`s name. The name gets used to reference the `Component` + * and is set during registration. + * + * @return {string} + * The name of this `Component`. + */ + + + Component.prototype.name = function name() { + return this.name_; + }; + + /** + * Get an array of all child components + * + * @return {Array} + * The children + */ + + + Component.prototype.children = function children() { + return this.children_; + }; + + /** + * Returns the child `Component` with the given `id`. + * + * @param {string} id + * The id of the child `Component` to get. + * + * @return {Component|undefined} + * The child `Component` with the given `id` or undefined. + */ + + + Component.prototype.getChildById = function getChildById(id) { + return this.childIndex_[id]; + }; + + /** + * Returns the child `Component` with the given `name`. + * + * @param {string} name + * The name of the child `Component` to get. + * + * @return {Component|undefined} + * The child `Component` with the given `name` or undefined. + */ + + + Component.prototype.getChild = function getChild(name) { + if (!name) { + return; + } + + name = toTitleCase(name); + + return this.childNameIndex_[name]; + }; + + /** + * Add a child `Component` inside the current `Component`. + * + * + * @param {string|Component} child + * The name or instance of a child to add. + * + * @param {Object} [options={}] + * The key/value store of options that will get passed to children of + * the child. + * + * @param {number} [index=this.children_.length] + * The index to attempt to add a child into. + * + * @return {Component} + * The `Component` that gets added as a child. When using a string the + * `Component` will get created by this process. + */ + + + Component.prototype.addChild = function addChild(child) { + var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + var index = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : this.children_.length; + + var component = void 0; + var componentName = void 0; + + // If child is a string, create component with options + if (typeof child === 'string') { + componentName = toTitleCase(child); + + var componentClassName = options.componentClass || componentName; + + // Set name through options + options.name = componentName; + + // Create a new object & element for this controls set + // If there's no .player_, this is a player + var ComponentClass = Component.getComponent(componentClassName); + + if (!ComponentClass) { + throw new Error('Component ' + componentClassName + ' does not exist'); + } + + // data stored directly on the videojs object may be + // misidentified as a component to retain + // backwards-compatibility with 4.x. check to make sure the + // component class can be instantiated. + if (typeof ComponentClass !== 'function') { + return null; + } + + component = new ComponentClass(this.player_ || this, options); + + // child is a component instance + } else { + component = child; + } + + this.children_.splice(index, 0, component); + + if (typeof component.id === 'function') { + this.childIndex_[component.id()] = component; + } + + // If a name wasn't used to create the component, check if we can use the + // name function of the component + componentName = componentName || component.name && toTitleCase(component.name()); + + if (componentName) { + this.childNameIndex_[componentName] = component; + } + + // Add the UI object's element to the container div (box) + // Having an element is not required + if (typeof component.el === 'function' && component.el()) { + var childNodes = this.contentEl().children; + var refNode = childNodes[index] || null; + + this.contentEl().insertBefore(component.el(), refNode); + } + + // Return so it can stored on parent object if desired. + return component; + }; + + /** + * Remove a child `Component` from this `Component`s list of children. Also removes + * the child `Component`s element from this `Component`s element. + * + * @param {Component} component + * The child `Component` to remove. + */ + + + Component.prototype.removeChild = function removeChild(component) { + if (typeof component === 'string') { + component = this.getChild(component); + } + + if (!component || !this.children_) { + return; + } + + var childFound = false; + + for (var i = this.children_.length - 1; i >= 0; i--) { + if (this.children_[i] === component) { + childFound = true; + this.children_.splice(i, 1); + break; + } + } + + if (!childFound) { + return; + } + + this.childIndex_[component.id()] = null; + this.childNameIndex_[component.name()] = null; + + var compEl = component.el(); + + if (compEl && compEl.parentNode === this.contentEl()) { + this.contentEl().removeChild(component.el()); + } + }; + + /** + * Add and initialize default child `Component`s based upon options. + */ + + + Component.prototype.initChildren = function initChildren() { + var _this = this; + + var children = this.options_.children; + + if (children) { + // `this` is `parent` + var parentOptions = this.options_; + + var handleAdd = function handleAdd(child) { + var name = child.name; + var opts = child.opts; + + // Allow options for children to be set at the parent options + // e.g. videojs(id, { controlBar: false }); + // instead of videojs(id, { children: { controlBar: false }); + if (parentOptions[name] !== undefined) { + opts = parentOptions[name]; + } + + // Allow for disabling default components + // e.g. options['children']['posterImage'] = false + if (opts === false) { + return; + } + + // Allow options to be passed as a simple boolean if no configuration + // is necessary. + if (opts === true) { + opts = {}; + } + + // We also want to pass the original player options + // to each component as well so they don't need to + // reach back into the player for options later. + opts.playerOptions = _this.options_.playerOptions; + + // Create and add the child component. + // Add a direct reference to the child by name on the parent instance. + // If two of the same component are used, different names should be supplied + // for each + var newChild = _this.addChild(name, opts); + + if (newChild) { + _this[name] = newChild; + } + }; + + // Allow for an array of children details to passed in the options + var workingChildren = void 0; + var Tech = Component.getComponent('Tech'); + + if (Array.isArray(children)) { + workingChildren = children; + } else { + workingChildren = Object.keys(children); + } + + workingChildren + // children that are in this.options_ but also in workingChildren would + // give us extra children we do not want. So, we want to filter them out. + .concat(Object.keys(this.options_).filter(function (child) { + return !workingChildren.some(function (wchild) { + if (typeof wchild === 'string') { + return child === wchild; + } + return child === wchild.name; + }); + })).map(function (child) { + var name = void 0; + var opts = void 0; + + if (typeof child === 'string') { + name = child; + opts = children[name] || _this.options_[name] || {}; + } else { + name = child.name; + opts = child; + } + + return { name: name, opts: opts }; + }).filter(function (child) { + // we have to make sure that child.name isn't in the techOrder since + // techs are registerd as Components but can't aren't compatible + // See https://github.com/videojs/video.js/issues/2772 + var c = Component.getComponent(child.opts.componentClass || toTitleCase(child.name)); + + return c && !Tech.isTech(c); + }).forEach(handleAdd); + } + }; + + /** + * Builds the default DOM class name. Should be overriden by sub-components. + * + * @return {string} + * The DOM class name for this object. + * + * @abstract + */ + + + Component.prototype.buildCSSClass = function buildCSSClass() { + // Child classes can include a function that does: + // return 'CLASS NAME' + this._super(); + return ''; + }; + + /** + * Bind a listener to the component's ready state. + * Different from event listeners in that if the ready event has already happened + * it will trigger the function immediately. + * + * @return {Component} + * Returns itself; method can be chained. + */ + + + Component.prototype.ready = function ready(fn) { + var sync = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false; + + if (!fn) { + return; + } + + if (!this.isReady_) { + this.readyQueue_ = this.readyQueue_ || []; + this.readyQueue_.push(fn); + return; + } + + if (sync) { + fn.call(this); + } else { + // Call the function asynchronously by default for consistency + this.setTimeout(fn, 1); + } + }; + + /** + * Trigger all the ready listeners for this `Component`. + * + * @fires Component#ready + */ + + + Component.prototype.triggerReady = function triggerReady() { + this.isReady_ = true; + + // Ensure ready is triggerd asynchronously + this.setTimeout(function () { + var readyQueue = this.readyQueue_; + + // Reset Ready Queue + this.readyQueue_ = []; + + if (readyQueue && readyQueue.length > 0) { + readyQueue.forEach(function (fn) { + fn.call(this); + }, this); + } + + // Allow for using event listeners also + /** + * Triggered when a `Component` is ready. + * + * @event Component#ready + * @type {EventTarget~Event} + */ + this.trigger('ready'); + }, 1); + }; + + /** + * Find a single DOM element matching a `selector`. This can be within the `Component`s + * `contentEl()` or another custom context. + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelector`. + * + * @param {Element|string} [context=this.contentEl()] + * A DOM element within which to query. Can also be a selector string in + * which case the first matching element will get used as context. If + * missing `this.contentEl()` gets used. If `this.contentEl()` returns + * nothing it falls back to `document`. + * + * @return {Element|null} + * the dom element that was found, or null + * + * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) + */ + + + Component.prototype.$ = function $$$1(selector, context) { + return $(selector, context || this.contentEl()); + }; + + /** + * Finds all DOM element matching a `selector`. This can be within the `Component`s + * `contentEl()` or another custom context. + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelectorAll`. + * + * @param {Element|string} [context=this.contentEl()] + * A DOM element within which to query. Can also be a selector string in + * which case the first matching element will get used as context. If + * missing `this.contentEl()` gets used. If `this.contentEl()` returns + * nothing it falls back to `document`. + * + * @return {NodeList} + * a list of dom elements that were found + * + * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) + */ + + + Component.prototype.$$ = function $$$$1(selector, context) { + return $$(selector, context || this.contentEl()); + }; + + /** + * Check if a component's element has a CSS class name. + * + * @param {string} classToCheck + * CSS class name to check. + * + * @return {boolean} + * - True if the `Component` has the class. + * - False if the `Component` does not have the class` + */ + + + Component.prototype.hasClass = function hasClass$$1(classToCheck) { + return hasClass(this.el_, classToCheck); + }; + + /** + * Add a CSS class name to the `Component`s element. + * + * @param {string} classToAdd + * CSS class name to add + */ + + + Component.prototype.addClass = function addClass$$1(classToAdd) { + addClass(this.el_, classToAdd); + }; + + /** + * Remove a CSS class name from the `Component`s element. + * + * @param {string} classToRemove + * CSS class name to remove + */ + + + Component.prototype.removeClass = function removeClass$$1(classToRemove) { + removeClass(this.el_, classToRemove); + }; + + /** + * Add or remove a CSS class name from the component's element. + * - `classToToggle` gets added when {@link Component#hasClass} would return false. + * - `classToToggle` gets removed when {@link Component#hasClass} would return true. + * + * @param {string} classToToggle + * The class to add or remove based on (@link Component#hasClass} + * + * @param {boolean|Dom~predicate} [predicate] + * An {@link Dom~predicate} function or a boolean + */ + + + Component.prototype.toggleClass = function toggleClass$$1(classToToggle, predicate) { + toggleClass(this.el_, classToToggle, predicate); + }; + + /** + * Show the `Component`s element if it is hidden by removing the + * 'vjs-hidden' class name from it. + */ + + + Component.prototype.show = function show() { + this.removeClass('vjs-hidden'); + }; + + /** + * Hide the `Component`s element if it is currently showing by adding the + * 'vjs-hidden` class name to it. + */ + + + Component.prototype.hide = function hide() { + this.addClass('vjs-hidden'); + }; + + /** + * Lock a `Component`s element in its visible state by adding the 'vjs-lock-showing' + * class name to it. Used during fadeIn/fadeOut. + * + * @private + */ + + + Component.prototype.lockShowing = function lockShowing() { + this.addClass('vjs-lock-showing'); + }; + + /** + * Unlock a `Component`s element from its visible state by removing the 'vjs-lock-showing' + * class name from it. Used during fadeIn/fadeOut. + * + * @private + */ + + + Component.prototype.unlockShowing = function unlockShowing() { + this.removeClass('vjs-lock-showing'); + }; + + /** + * Get the value of an attribute on the `Component`s element. + * + * @param {string} attribute + * Name of the attribute to get the value from. + * + * @return {string|null} + * - The value of the attribute that was asked for. + * - Can be an empty string on some browsers if the attribute does not exist + * or has no value + * - Most browsers will return null if the attibute does not exist or has + * no value. + * + * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/getAttribute} + */ + + + Component.prototype.getAttribute = function getAttribute$$1(attribute) { + return getAttribute(this.el_, attribute); + }; + + /** + * Set the value of an attribute on the `Component`'s element + * + * @param {string} attribute + * Name of the attribute to set. + * + * @param {string} value + * Value to set the attribute to. + * + * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/setAttribute} + */ + + + Component.prototype.setAttribute = function setAttribute$$1(attribute, value) { + setAttribute(this.el_, attribute, value); + }; + + /** + * Remove an attribute from the `Component`s element. + * + * @param {string} attribute + * Name of the attribute to remove. + * + * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/removeAttribute} + */ + + + Component.prototype.removeAttribute = function removeAttribute$$1(attribute) { + removeAttribute(this.el_, attribute); + }; + + /** + * Get or set the width of the component based upon the CSS styles. + * See {@link Component#dimension} for more detailed information. + * + * @param {number|string} [num] + * The width that you want to set postfixed with '%', 'px' or nothing. + * + * @param {boolean} [skipListeners] + * Skip the componentresize event trigger + * + * @return {number|string} + * The width when getting, zero if there is no width. Can be a string + * postpixed with '%' or 'px'. + */ + + + Component.prototype.width = function width(num, skipListeners) { + return this.dimension('width', num, skipListeners); + }; + + /** + * Get or set the height of the component based upon the CSS styles. + * See {@link Component#dimension} for more detailed information. + * + * @param {number|string} [num] + * The height that you want to set postfixed with '%', 'px' or nothing. + * + * @param {boolean} [skipListeners] + * Skip the componentresize event trigger + * + * @return {number|string} + * The width when getting, zero if there is no width. Can be a string + * postpixed with '%' or 'px'. + */ + + + Component.prototype.height = function height(num, skipListeners) { + return this.dimension('height', num, skipListeners); + }; + + /** + * Set both the width and height of the `Component` element at the same time. + * + * @param {number|string} width + * Width to set the `Component`s element to. + * + * @param {number|string} height + * Height to set the `Component`s element to. + */ + + + Component.prototype.dimensions = function dimensions(width, height) { + // Skip componentresize listeners on width for optimization + this.width(width, true); + this.height(height); + }; + + /** + * Get or set width or height of the `Component` element. This is the shared code + * for the {@link Component#width} and {@link Component#height}. + * + * Things to know: + * - If the width or height in an number this will return the number postfixed with 'px'. + * - If the width/height is a percent this will return the percent postfixed with '%' + * - Hidden elements have a width of 0 with `window.getComputedStyle`. This function + * defaults to the `Component`s `style.width` and falls back to `window.getComputedStyle`. + * See [this]{@link http://www.foliotek.com/devblog/getting-the-width-of-a-hidden-element-with-jquery-using-width/} + * for more information + * - If you want the computed style of the component, use {@link Component#currentWidth} + * and {@link {Component#currentHeight} + * + * @fires Component#componentresize + * + * @param {string} widthOrHeight + 8 'width' or 'height' + * + * @param {number|string} [num] + 8 New dimension + * + * @param {boolean} [skipListeners] + * Skip componentresize event trigger + * + * @return {number} + * The dimension when getting or 0 if unset + */ + + + Component.prototype.dimension = function dimension(widthOrHeight, num, skipListeners) { + if (num !== undefined) { + // Set to zero if null or literally NaN (NaN !== NaN) + if (num === null || num !== num) { + num = 0; + } + + // Check if using css width/height (% or px) and adjust + if (('' + num).indexOf('%') !== -1 || ('' + num).indexOf('px') !== -1) { + this.el_.style[widthOrHeight] = num; + } else if (num === 'auto') { + this.el_.style[widthOrHeight] = ''; + } else { + this.el_.style[widthOrHeight] = num + 'px'; + } + + // skipListeners allows us to avoid triggering the resize event when setting both width and height + if (!skipListeners) { + /** + * Triggered when a component is resized. + * + * @event Component#componentresize + * @type {EventTarget~Event} + */ + this.trigger('componentresize'); + } + + return; + } + + // Not setting a value, so getting it + // Make sure element exists + if (!this.el_) { + return 0; + } + + // Get dimension value from style + var val = this.el_.style[widthOrHeight]; + var pxIndex = val.indexOf('px'); + + if (pxIndex !== -1) { + // Return the pixel value with no 'px' + return parseInt(val.slice(0, pxIndex), 10); + } + + // No px so using % or no style was set, so falling back to offsetWidth/height + // If component has display:none, offset will return 0 + // TODO: handle display:none and no dimension style using px + return parseInt(this.el_['offset' + toTitleCase(widthOrHeight)], 10); + }; + + /** + * Get the width or the height of the `Component` elements computed style. Uses + * `window.getComputedStyle`. + * + * @param {string} widthOrHeight + * A string containing 'width' or 'height'. Whichever one you want to get. + * + * @return {number} + * The dimension that gets asked for or 0 if nothing was set + * for that dimension. + */ + + + Component.prototype.currentDimension = function currentDimension(widthOrHeight) { + var computedWidthOrHeight = 0; + + if (widthOrHeight !== 'width' && widthOrHeight !== 'height') { + throw new Error('currentDimension only accepts width or height value'); + } + + if (typeof window_1.getComputedStyle === 'function') { + var computedStyle = window_1.getComputedStyle(this.el_); + + computedWidthOrHeight = computedStyle.getPropertyValue(widthOrHeight) || computedStyle[widthOrHeight]; + } + + // remove 'px' from variable and parse as integer + computedWidthOrHeight = parseFloat(computedWidthOrHeight); + + // if the computed value is still 0, it's possible that the browser is lying + // and we want to check the offset values. + // This code also runs on IE8 and wherever getComputedStyle doesn't exist. + if (computedWidthOrHeight === 0) { + var rule = 'offset' + toTitleCase(widthOrHeight); + + computedWidthOrHeight = this.el_[rule]; + } + + return computedWidthOrHeight; + }; + + /** + * An object that contains width and height values of the `Component`s + * computed style. Uses `window.getComputedStyle`. + * + * @typedef {Object} Component~DimensionObject + * + * @property {number} width + * The width of the `Component`s computed style. + * + * @property {number} height + * The height of the `Component`s computed style. + */ + + /** + * Get an object that contains width and height values of the `Component`s + * computed style. + * + * @return {Component~DimensionObject} + * The dimensions of the components element + */ + + + Component.prototype.currentDimensions = function currentDimensions() { + return { + width: this.currentDimension('width'), + height: this.currentDimension('height') + }; + }; + + /** + * Get the width of the `Component`s computed style. Uses `window.getComputedStyle`. + * + * @return {number} width + * The width of the `Component`s computed style. + */ + + + Component.prototype.currentWidth = function currentWidth() { + return this.currentDimension('width'); + }; + + /** + * Get the height of the `Component`s computed style. Uses `window.getComputedStyle`. + * + * @return {number} height + * The height of the `Component`s computed style. + */ + + + Component.prototype.currentHeight = function currentHeight() { + return this.currentDimension('height'); + }; + + /** + * Set the focus to this component + */ + + + Component.prototype.focus = function focus() { + this.el_.focus(); + }; + + /** + * Remove the focus from this component + */ + + + Component.prototype.blur = function blur() { + this.el_.blur(); + }; + + /** + * Emit a 'tap' events when touch event support gets detected. This gets used to + * support toggling the controls through a tap on the video. They get enabled + * because every sub-component would have extra overhead otherwise. + * + * @private + * @fires Component#tap + * @listens Component#touchstart + * @listens Component#touchmove + * @listens Component#touchleave + * @listens Component#touchcancel + * @listens Component#touchend + */ + + + Component.prototype.emitTapEvents = function emitTapEvents() { + // Track the start time so we can determine how long the touch lasted + var touchStart = 0; + var firstTouch = null; + + // Maximum movement allowed during a touch event to still be considered a tap + // Other popular libs use anywhere from 2 (hammer.js) to 15, + // so 10 seems like a nice, round number. + var tapMovementThreshold = 10; + + // The maximum length a touch can be while still being considered a tap + var touchTimeThreshold = 200; + + var couldBeTap = void 0; + + this.on('touchstart', function (event) { + // If more than one finger, don't consider treating this as a click + if (event.touches.length === 1) { + // Copy pageX/pageY from the object + firstTouch = { + pageX: event.touches[0].pageX, + pageY: event.touches[0].pageY + }; + // Record start time so we can detect a tap vs. "touch and hold" + touchStart = new Date().getTime(); + // Reset couldBeTap tracking + couldBeTap = true; + } + }); + + this.on('touchmove', function (event) { + // If more than one finger, don't consider treating this as a click + if (event.touches.length > 1) { + couldBeTap = false; + } else if (firstTouch) { + // Some devices will throw touchmoves for all but the slightest of taps. + // So, if we moved only a small distance, this could still be a tap + var xdiff = event.touches[0].pageX - firstTouch.pageX; + var ydiff = event.touches[0].pageY - firstTouch.pageY; + var touchDistance = Math.sqrt(xdiff * xdiff + ydiff * ydiff); + + if (touchDistance > tapMovementThreshold) { + couldBeTap = false; + } + } + }); + + var noTap = function noTap() { + couldBeTap = false; + }; + + // TODO: Listen to the original target. http://youtu.be/DujfpXOKUp8?t=13m8s + this.on('touchleave', noTap); + this.on('touchcancel', noTap); + + // When the touch ends, measure how long it took and trigger the appropriate + // event + this.on('touchend', function (event) { + firstTouch = null; + // Proceed only if the touchmove/leave/cancel event didn't happen + if (couldBeTap === true) { + // Measure how long the touch lasted + var touchTime = new Date().getTime() - touchStart; + + // Make sure the touch was less than the threshold to be considered a tap + if (touchTime < touchTimeThreshold) { + // Don't let browser turn this into a click + event.preventDefault(); + /** + * Triggered when a `Component` is tapped. + * + * @event Component#tap + * @type {EventTarget~Event} + */ + this.trigger('tap'); + // It may be good to copy the touchend event object and change the + // type to tap, if the other event properties aren't exact after + // Events.fixEvent runs (e.g. event.target) + } + } + }); + }; + + /** + * This function reports user activity whenever touch events happen. This can get + * turned off by any sub-components that wants touch events to act another way. + * + * Report user touch activity when touch events occur. User activity gets used to + * determine when controls should show/hide. It is simple when it comes to mouse + * events, because any mouse event should show the controls. So we capture mouse + * events that bubble up to the player and report activity when that happens. + * With touch events it isn't as easy as `touchstart` and `touchend` toggle player + * controls. So touch events can't help us at the player level either. + * + * User activity gets checked asynchronously. So what could happen is a tap event + * on the video turns the controls off. Then the `touchend` event bubbles up to + * the player. Which, if it reported user activity, would turn the controls right + * back on. We also don't want to completely block touch events from bubbling up. + * Furthermore a `touchmove` event and anything other than a tap, should not turn + * controls back on. + * + * @listens Component#touchstart + * @listens Component#touchmove + * @listens Component#touchend + * @listens Component#touchcancel + */ + + + Component.prototype.enableTouchActivity = function enableTouchActivity() { + // Don't continue if the root player doesn't support reporting user activity + if (!this.player() || !this.player().reportUserActivity) { + return; + } + + // listener for reporting that the user is active + var report = bind(this.player(), this.player().reportUserActivity); + + var touchHolding = void 0; + + this.on('touchstart', function () { + report(); + // For as long as the they are touching the device or have their mouse down, + // we consider them active even if they're not moving their finger or mouse. + // So we want to continue to update that they are active + this.clearInterval(touchHolding); + // report at the same interval as activityCheck + touchHolding = this.setInterval(report, 250); + }); + + var touchEnd = function touchEnd(event) { + report(); + // stop the interval that maintains activity if the touch is holding + this.clearInterval(touchHolding); + }; + + this.on('touchmove', report); + this.on('touchend', touchEnd); + this.on('touchcancel', touchEnd); + }; + + /** + * A callback that has no parameters and is bound into `Component`s context. + * + * @callback Component~GenericCallback + * @this Component + */ + + /** + * Creates a function that runs after an `x` millisecond timeout. This function is a + * wrapper around `window.setTimeout`. There are a few reasons to use this one + * instead though: + * 1. It gets cleared via {@link Component#clearTimeout} when + * {@link Component#dispose} gets called. + * 2. The function callback will gets turned into a {@link Component~GenericCallback} + * + * > Note: You can use `window.clearTimeout` on the id returned by this function. This + * will cause its dispose listener not to get cleaned up! Please use + * {@link Component#clearTimeout} or {@link Component#dispose}. + * + * @param {Component~GenericCallback} fn + * The function that will be run after `timeout`. + * + * @param {number} timeout + * Timeout in milliseconds to delay before executing the specified function. + * + * @return {number} + * Returns a timeout ID that gets used to identify the timeout. It can also + * get used in {@link Component#clearTimeout} to clear the timeout that + * was set. + * + * @listens Component#dispose + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setTimeout} + */ + + + Component.prototype.setTimeout = function setTimeout(fn, timeout) { + var _this2 = this; + + fn = bind(this, fn); + + var timeoutId = window_1.setTimeout(fn, timeout); + var disposeFn = function disposeFn() { + return _this2.clearTimeout(timeoutId); + }; + + disposeFn.guid = 'vjs-timeout-' + timeoutId; + + this.on('dispose', disposeFn); + + return timeoutId; + }; + + /** + * Clears a timeout that gets created via `window.setTimeout` or + * {@link Component#setTimeout}. If you set a timeout via {@link Component#setTimeout} + * use this function instead of `window.clearTimout`. If you don't your dispose + * listener will not get cleaned up until {@link Component#dispose}! + * + * @param {number} timeoutId + * The id of the timeout to clear. The return value of + * {@link Component#setTimeout} or `window.setTimeout`. + * + * @return {number} + * Returns the timeout id that was cleared. + * + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearTimeout} + */ + + + Component.prototype.clearTimeout = function clearTimeout(timeoutId) { + window_1.clearTimeout(timeoutId); + + var disposeFn = function disposeFn() {}; + + disposeFn.guid = 'vjs-timeout-' + timeoutId; + + this.off('dispose', disposeFn); + + return timeoutId; + }; + + /** + * Creates a function that gets run every `x` milliseconds. This function is a wrapper + * around `window.setInterval`. There are a few reasons to use this one instead though. + * 1. It gets cleared via {@link Component#clearInterval} when + * {@link Component#dispose} gets called. + * 2. The function callback will be a {@link Component~GenericCallback} + * + * @param {Component~GenericCallback} fn + * The function to run every `x` seconds. + * + * @param {number} interval + * Execute the specified function every `x` milliseconds. + * + * @return {number} + * Returns an id that can be used to identify the interval. It can also be be used in + * {@link Component#clearInterval} to clear the interval. + * + * @listens Component#dispose + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setInterval} + */ + + + Component.prototype.setInterval = function setInterval(fn, interval) { + var _this3 = this; + + fn = bind(this, fn); + + var intervalId = window_1.setInterval(fn, interval); + + var disposeFn = function disposeFn() { + return _this3.clearInterval(intervalId); + }; + + disposeFn.guid = 'vjs-interval-' + intervalId; + + this.on('dispose', disposeFn); + + return intervalId; + }; + + /** + * Clears an interval that gets created via `window.setInterval` or + * {@link Component#setInterval}. If you set an inteval via {@link Component#setInterval} + * use this function instead of `window.clearInterval`. If you don't your dispose + * listener will not get cleaned up until {@link Component#dispose}! + * + * @param {number} intervalId + * The id of the interval to clear. The return value of + * {@link Component#setInterval} or `window.setInterval`. + * + * @return {number} + * Returns the interval id that was cleared. + * + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearInterval} + */ + + + Component.prototype.clearInterval = function clearInterval(intervalId) { + window_1.clearInterval(intervalId); + + var disposeFn = function disposeFn() {}; + + disposeFn.guid = 'vjs-interval-' + intervalId; + + this.off('dispose', disposeFn); + + return intervalId; + }; + + /** + * Queues up a callback to be passed to requestAnimationFrame (rAF), but + * with a few extra bonuses: + * + * - Supports browsers that do not support rAF by falling back to + * {@link Component#setTimeout}. + * + * - The callback is turned into a {@link Component~GenericCallback} (i.e. + * bound to the component). + * + * - Automatic cancellation of the rAF callback is handled if the component + * is disposed before it is called. + * + * @param {Component~GenericCallback} fn + * A function that will be bound to this component and executed just + * before the browser's next repaint. + * + * @return {number} + * Returns an rAF ID that gets used to identify the timeout. It can + * also be used in {@link Component#cancelAnimationFrame} to cancel + * the animation frame callback. + * + * @listens Component#dispose + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/requestAnimationFrame} + */ + + + Component.prototype.requestAnimationFrame = function requestAnimationFrame(fn) { + var _this4 = this; + + if (this.supportsRaf_) { + fn = bind(this, fn); + + var id = window_1.requestAnimationFrame(fn); + var disposeFn = function disposeFn() { + return _this4.cancelAnimationFrame(id); + }; + + disposeFn.guid = 'vjs-raf-' + id; + this.on('dispose', disposeFn); + + return id; + } + + // Fall back to using a timer. + return this.setTimeout(fn, 1000 / 60); + }; + + /** + * Cancels a queued callback passed to {@link Component#requestAnimationFrame} + * (rAF). + * + * If you queue an rAF callback via {@link Component#requestAnimationFrame}, + * use this function instead of `window.cancelAnimationFrame`. If you don't, + * your dispose listener will not get cleaned up until {@link Component#dispose}! + * + * @param {number} id + * The rAF ID to clear. The return value of {@link Component#requestAnimationFrame}. + * + * @return {number} + * Returns the rAF ID that was cleared. + * + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/cancelAnimationFrame} + */ + + + Component.prototype.cancelAnimationFrame = function cancelAnimationFrame(id) { + if (this.supportsRaf_) { + window_1.cancelAnimationFrame(id); + + var disposeFn = function disposeFn() {}; + + disposeFn.guid = 'vjs-raf-' + id; + + this.off('dispose', disposeFn); + + return id; + } + + // Fall back to using a timer. + return this.clearTimeout(id); + }; + + /** + * Register a `Component` with `videojs` given the name and the component. + * + * > NOTE: {@link Tech}s should not be registered as a `Component`. {@link Tech}s + * should be registered using {@link Tech.registerTech} or + * {@link videojs:videojs.registerTech}. + * + * > NOTE: This function can also be seen on videojs as + * {@link videojs:videojs.registerComponent}. + * + * @param {string} name + * The name of the `Component` to register. + * + * @param {Component} ComponentToRegister + * The `Component` class to register. + * + * @return {Component} + * The `Component` that was registered. + */ + + + Component.registerComponent = function registerComponent(name, ComponentToRegister) { + if (typeof name !== 'string' || !name) { + throw new Error('Illegal component name, "' + name + '"; must be a non-empty string.'); + } + + var Tech = Component.getComponent('Tech'); + + // We need to make sure this check is only done if Tech has been registered. + var isTech = Tech && Tech.isTech(ComponentToRegister); + var isComp = Component === ComponentToRegister || Component.prototype.isPrototypeOf(ComponentToRegister.prototype); + + if (isTech || !isComp) { + var reason = void 0; + + if (isTech) { + reason = 'techs must be registered using Tech.registerTech()'; + } else { + reason = 'must be a Component subclass'; + } + + throw new Error('Illegal component, "' + name + '"; ' + reason + '.'); + } + + name = toTitleCase(name); + + if (!Component.components_) { + Component.components_ = {}; + } + + var Player = Component.getComponent('Player'); + + if (name === 'Player' && Player && Player.players) { + var players = Player.players; + var playerNames = Object.keys(players); + + // If we have players that were disposed, then their name will still be + // in Players.players. So, we must loop through and verify that the value + // for each item is not null. This allows registration of the Player component + // after all players have been disposed or before any were created. + if (players && playerNames.length > 0 && playerNames.map(function (pname) { + return players[pname]; + }).every(Boolean)) { + throw new Error('Can not register Player component after player has been created.'); + } + } + + Component.components_[name] = ComponentToRegister; + + return ComponentToRegister; + }; + + /** + * Get a `Component` based on the name it was registered with. + * + * @param {string} name + * The Name of the component to get. + * + * @return {Component} + * The `Component` that got registered under the given name. + * + * @deprecated In `videojs` 6 this will not return `Component`s that were not + * registered using {@link Component.registerComponent}. Currently we + * check the global `videojs` object for a `Component` name and + * return that if it exists. + */ + + + Component.getComponent = function getComponent(name) { + if (!name) { + return; + } + + name = toTitleCase(name); + + if (Component.components_ && Component.components_[name]) { + return Component.components_[name]; + } + }; + + return Component; +}(); + +/** + * Whether or not this component supports `requestAnimationFrame`. + * + * This is exposed primarily for testing purposes. + * + * @private + * @type {Boolean} + */ + + +Component.prototype.supportsRaf_ = typeof window_1.requestAnimationFrame === 'function' && typeof window_1.cancelAnimationFrame === 'function'; + +Component.registerComponent('Component', Component); + +/** + * @file time-ranges.js + * @module time-ranges + */ + +/** + * Returns the time for the specified index at the start or end + * of a TimeRange object. + * + * @function time-ranges:indexFunction + * + * @param {number} [index=0] + * The range number to return the time for. + * + * @return {number} + * The time that offset at the specified index. + * + * @depricated index must be set to a value, in the future this will throw an error. + */ + +/** + * An object that contains ranges of time for various reasons. + * + * @typedef {Object} TimeRange + * + * @property {number} length + * The number of time ranges represented by this Object + * + * @property {time-ranges:indexFunction} start + * Returns the time offset at which a specified time range begins. + * + * @property {time-ranges:indexFunction} end + * Returns the time offset at which a specified time range begins. + * + * @see https://developer.mozilla.org/en-US/docs/Web/API/TimeRanges + */ + +/** + * Check if any of the time ranges are over the maximum index. + * + * @param {string} fnName + * The function name to use for logging + * + * @param {number} index + * The index to check + * + * @param {number} maxIndex + * The maximum possible index + * + * @throws {Error} if the timeRanges provided are over the maxIndex + */ +function rangeCheck(fnName, index, maxIndex) { + if (typeof index !== 'number' || index < 0 || index > maxIndex) { + throw new Error('Failed to execute \'' + fnName + '\' on \'TimeRanges\': The index provided (' + index + ') is non-numeric or out of bounds (0-' + maxIndex + ').'); + } +} + +/** + * Check if any of the time ranges are over the maximum index. + * + * @param {string} fnName + * The function name to use for logging + * + * @param {string} valueIndex + * The proprety that should be used to get the time. should be 'start' or 'end' + * + * @param {Array} ranges + * An array of time ranges + * + * @param {Array} [rangeIndex=0] + * The index to start the search at + * + * @return {number} + * The time that offset at the specified index. + * + * + * @depricated rangeIndex must be set to a value, in the future this will throw an error. + * @throws {Error} if rangeIndex is more than the length of ranges + */ +function getRange(fnName, valueIndex, ranges, rangeIndex) { + rangeCheck(fnName, rangeIndex, ranges.length - 1); + return ranges[rangeIndex][valueIndex]; +} + +/** + * Create a time range object givent ranges of time. + * + * @param {Array} [ranges] + * An array of time ranges. + */ +function createTimeRangesObj(ranges) { + if (ranges === undefined || ranges.length === 0) { + return { + length: 0, + start: function start() { + throw new Error('This TimeRanges object is empty'); + }, + end: function end() { + throw new Error('This TimeRanges object is empty'); + } + }; + } + return { + length: ranges.length, + start: getRange.bind(null, 'start', 0, ranges), + end: getRange.bind(null, 'end', 1, ranges) + }; +} + +/** + * Should create a fake `TimeRange` object which mimics an HTML5 time range instance. + * + * @param {number|Array} start + * The start of a single range or an array of ranges + * + * @param {number} end + * The end of a single range. + * + * @private + */ +function createTimeRanges(start, end) { + if (Array.isArray(start)) { + return createTimeRangesObj(start); + } else if (start === undefined || end === undefined) { + return createTimeRangesObj(); + } + return createTimeRangesObj([[start, end]]); +} + +/** + * @file buffer.js + * @module buffer + */ +/** + * Compute the percentage of the media that has been buffered. + * + * @param {TimeRange} buffered + * The current `TimeRange` object representing buffered time ranges + * + * @param {number} duration + * Total duration of the media + * + * @return {number} + * Percent buffered of the total duration in decimal form. + */ +function bufferedPercent(buffered, duration) { + var bufferedDuration = 0; + var start = void 0; + var end = void 0; + + if (!duration) { + return 0; + } + + if (!buffered || !buffered.length) { + buffered = createTimeRanges(0, 0); + } + + for (var i = 0; i < buffered.length; i++) { + start = buffered.start(i); + end = buffered.end(i); + + // buffered end can be bigger than duration by a very small fraction + if (end > duration) { + end = duration; + } + + bufferedDuration += end - start; + } + + return bufferedDuration / duration; +} + +/** + * @file fullscreen-api.js + * @module fullscreen-api + * @private + */ +/** + * Store the browser-specific methods for the fullscreen API. + * + * @type {Object} + * @see [Specification]{@link https://fullscreen.spec.whatwg.org} + * @see [Map Approach From Screenfull.js]{@link https://github.com/sindresorhus/screenfull.js} + */ +var FullscreenApi = {}; + +// browser API methods +var apiMap = [['requestFullscreen', 'exitFullscreen', 'fullscreenElement', 'fullscreenEnabled', 'fullscreenchange', 'fullscreenerror'], +// WebKit +['webkitRequestFullscreen', 'webkitExitFullscreen', 'webkitFullscreenElement', 'webkitFullscreenEnabled', 'webkitfullscreenchange', 'webkitfullscreenerror'], +// Old WebKit (Safari 5.1) +['webkitRequestFullScreen', 'webkitCancelFullScreen', 'webkitCurrentFullScreenElement', 'webkitCancelFullScreen', 'webkitfullscreenchange', 'webkitfullscreenerror'], +// Mozilla +['mozRequestFullScreen', 'mozCancelFullScreen', 'mozFullScreenElement', 'mozFullScreenEnabled', 'mozfullscreenchange', 'mozfullscreenerror'], +// Microsoft +['msRequestFullscreen', 'msExitFullscreen', 'msFullscreenElement', 'msFullscreenEnabled', 'MSFullscreenChange', 'MSFullscreenError']]; + +var specApi = apiMap[0]; +var browserApi = void 0; + +// determine the supported set of functions +for (var i = 0; i < apiMap.length; i++) { + // check for exitFullscreen function + if (apiMap[i][1] in document_1) { + browserApi = apiMap[i]; + break; + } +} + +// map the browser API names to the spec API names +if (browserApi) { + for (var _i = 0; _i < browserApi.length; _i++) { + FullscreenApi[specApi[_i]] = browserApi[_i]; + } +} + +/** + * @file media-error.js + */ +/** + * A Custom `MediaError` class which mimics the standard HTML5 `MediaError` class. + * + * @param {number|string|Object|MediaError} value + * This can be of multiple types: + * - number: should be a standard error code + * - string: an error message (the code will be 0) + * - Object: arbitrary properties + * - `MediaError` (native): used to populate a video.js `MediaError` object + * - `MediaError` (video.js): will return itself if it's already a + * video.js `MediaError` object. + * + * @see [MediaError Spec]{@link https://dev.w3.org/html5/spec-author-view/video.html#mediaerror} + * @see [Encrypted MediaError Spec]{@link https://www.w3.org/TR/2013/WD-encrypted-media-20130510/#error-codes} + * + * @class MediaError + */ +function MediaError(value) { + + // Allow redundant calls to this constructor to avoid having `instanceof` + // checks peppered around the code. + if (value instanceof MediaError) { + return value; + } + + if (typeof value === 'number') { + this.code = value; + } else if (typeof value === 'string') { + // default code is zero, so this is a custom error + this.message = value; + } else if (isObject(value)) { + + // We assign the `code` property manually because native `MediaError` objects + // do not expose it as an own/enumerable property of the object. + if (typeof value.code === 'number') { + this.code = value.code; + } + + assign(this, value); + } + + if (!this.message) { + this.message = MediaError.defaultMessages[this.code] || ''; + } +} + +/** + * The error code that refers two one of the defined `MediaError` types + * + * @type {Number} + */ +MediaError.prototype.code = 0; + +/** + * An optional message that to show with the error. Message is not part of the HTML5 + * video spec but allows for more informative custom errors. + * + * @type {String} + */ +MediaError.prototype.message = ''; + +/** + * An optional status code that can be set by plugins to allow even more detail about + * the error. For example a plugin might provide a specific HTTP status code and an + * error message for that code. Then when the plugin gets that error this class will + * know how to display an error message for it. This allows a custom message to show + * up on the `Player` error overlay. + * + * @type {Array} + */ +MediaError.prototype.status = null; + +/** + * Errors indexed by the W3C standard. The order **CANNOT CHANGE**! See the + * specification listed under {@link MediaError} for more information. + * + * @enum {array} + * @readonly + * @property {string} 0 - MEDIA_ERR_CUSTOM + * @property {string} 1 - MEDIA_ERR_CUSTOM + * @property {string} 2 - MEDIA_ERR_ABORTED + * @property {string} 3 - MEDIA_ERR_NETWORK + * @property {string} 4 - MEDIA_ERR_SRC_NOT_SUPPORTED + * @property {string} 5 - MEDIA_ERR_ENCRYPTED + */ +MediaError.errorTypes = ['MEDIA_ERR_CUSTOM', 'MEDIA_ERR_ABORTED', 'MEDIA_ERR_NETWORK', 'MEDIA_ERR_DECODE', 'MEDIA_ERR_SRC_NOT_SUPPORTED', 'MEDIA_ERR_ENCRYPTED']; + +/** + * The default `MediaError` messages based on the {@link MediaError.errorTypes}. + * + * @type {Array} + * @constant + */ +MediaError.defaultMessages = { + 1: 'You aborted the media playback', + 2: 'A network error caused the media download to fail part-way.', + 3: 'The media playback was aborted due to a corruption problem or because the media used features your browser did not support.', + 4: 'The media could not be loaded, either because the server or network failed or because the format is not supported.', + 5: 'The media is encrypted and we do not have the keys to decrypt it.' +}; + +// Add types as properties on MediaError +// e.g. MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED = 4; +for (var errNum = 0; errNum < MediaError.errorTypes.length; errNum++) { + MediaError[MediaError.errorTypes[errNum]] = errNum; + // values should be accessible on both the class and instance + MediaError.prototype[MediaError.errorTypes[errNum]] = errNum; +} + +var tuple = SafeParseTuple; + +function SafeParseTuple(obj, reviver) { + var json; + var error = null; + + try { + json = JSON.parse(obj, reviver); + } catch (err) { + error = err; + } + + return [error, json] +} + +/** + * Returns whether an object is `Promise`-like (i.e. has a `then` method). + * + * @param {Object} value + * An object that may or may not be `Promise`-like. + * + * @return {Boolean} + * Whether or not the object is `Promise`-like. + */ +function isPromise(value) { + return value !== undefined && typeof value.then === 'function'; +} + +/** + * Silence a Promise-like object. + * + * This is useful for avoiding non-harmful, but potentially confusing "uncaught + * play promise" rejection error messages. + * + * @param {Object} value + * An object that may or may not be `Promise`-like. + */ +function silencePromise(value) { + if (isPromise(value)) { + value.then(null, function (e) {}); + } +} + +/** + * @file text-track-list-converter.js Utilities for capturing text track state and + * re-creating tracks based on a capture. + * + * @module text-track-list-converter + */ + +/** + * Examine a single {@link TextTrack} and return a JSON-compatible javascript object that + * represents the {@link TextTrack}'s state. + * + * @param {TextTrack} track + * The text track to query. + * + * @return {Object} + * A serializable javascript representation of the TextTrack. + * @private + */ +var trackToJson_ = function trackToJson_(track) { + var ret = ['kind', 'label', 'language', 'id', 'inBandMetadataTrackDispatchType', 'mode', 'src'].reduce(function (acc, prop, i) { + + if (track[prop]) { + acc[prop] = track[prop]; + } + + return acc; + }, { + cues: track.cues && Array.prototype.map.call(track.cues, function (cue) { + return { + startTime: cue.startTime, + endTime: cue.endTime, + text: cue.text, + id: cue.id + }; + }) + }); + + return ret; +}; + +/** + * Examine a {@link Tech} and return a JSON-compatible javascript array that represents the + * state of all {@link TextTrack}s currently configured. The return array is compatible with + * {@link text-track-list-converter:jsonToTextTracks}. + * + * @param {Tech} tech + * The tech object to query + * + * @return {Array} + * A serializable javascript representation of the {@link Tech}s + * {@link TextTrackList}. + */ +var textTracksToJson = function textTracksToJson(tech) { + + var trackEls = tech.$$('track'); + + var trackObjs = Array.prototype.map.call(trackEls, function (t) { + return t.track; + }); + var tracks = Array.prototype.map.call(trackEls, function (trackEl) { + var json = trackToJson_(trackEl.track); + + if (trackEl.src) { + json.src = trackEl.src; + } + return json; + }); + + return tracks.concat(Array.prototype.filter.call(tech.textTracks(), function (track) { + return trackObjs.indexOf(track) === -1; + }).map(trackToJson_)); +}; + +/** + * Create a set of remote {@link TextTrack}s on a {@link Tech} based on an array of javascript + * object {@link TextTrack} representations. + * + * @param {Array} json + * An array of `TextTrack` representation objects, like those that would be + * produced by `textTracksToJson`. + * + * @param {Tech} tech + * The `Tech` to create the `TextTrack`s on. + */ +var jsonToTextTracks = function jsonToTextTracks(json, tech) { + json.forEach(function (track) { + var addedTrack = tech.addRemoteTextTrack(track).track; + + if (!track.src && track.cues) { + track.cues.forEach(function (cue) { + return addedTrack.addCue(cue); + }); + } + }); + + return tech.textTracks(); +}; + +var textTrackConverter = { textTracksToJson: textTracksToJson, jsonToTextTracks: jsonToTextTracks, trackToJson_: trackToJson_ }; + +/** + * @file modal-dialog.js + */ +var MODAL_CLASS_NAME = 'vjs-modal-dialog'; +var ESC = 27; + +/** + * The `ModalDialog` displays over the video and its controls, which blocks + * interaction with the player until it is closed. + * + * Modal dialogs include a "Close" button and will close when that button + * is activated - or when ESC is pressed anywhere. + * + * @extends Component + */ + +var ModalDialog = function (_Component) { + inherits(ModalDialog, _Component); + + /** + * Create an instance of this class. + * + * @param {Player} player + * The `Player` that this class should be attached to. + * + * @param {Object} [options] + * The key/value store of player options. + * + * @param {Mixed} [options.content=undefined] + * Provide customized content for this modal. + * + * @param {string} [options.description] + * A text description for the modal, primarily for accessibility. + * + * @param {boolean} [options.fillAlways=false] + * Normally, modals are automatically filled only the first time + * they open. This tells the modal to refresh its content + * every time it opens. + * + * @param {string} [options.label] + * A text label for the modal, primarily for accessibility. + * + * @param {boolean} [options.temporary=true] + * If `true`, the modal can only be opened once; it will be + * disposed as soon as it's closed. + * + * @param {boolean} [options.uncloseable=false] + * If `true`, the user will not be able to close the modal + * through the UI in the normal ways. Programmatic closing is + * still possible. + */ + function ModalDialog(player, options) { + classCallCheck(this, ModalDialog); + + var _this = possibleConstructorReturn(this, _Component.call(this, player, options)); + + _this.opened_ = _this.hasBeenOpened_ = _this.hasBeenFilled_ = false; + + _this.closeable(!_this.options_.uncloseable); + _this.content(_this.options_.content); + + // Make sure the contentEl is defined AFTER any children are initialized + // because we only want the contents of the modal in the contentEl + // (not the UI elements like the close button). + _this.contentEl_ = createEl('div', { + className: MODAL_CLASS_NAME + '-content' + }, { + role: 'document' + }); + + _this.descEl_ = createEl('p', { + className: MODAL_CLASS_NAME + '-description vjs-control-text', + id: _this.el().getAttribute('aria-describedby') + }); + + textContent(_this.descEl_, _this.description()); + _this.el_.appendChild(_this.descEl_); + _this.el_.appendChild(_this.contentEl_); + return _this; + } + + /** + * Create the `ModalDialog`'s DOM element + * + * @return {Element} + * The DOM element that gets created. + */ + + + ModalDialog.prototype.createEl = function createEl$$1() { + return _Component.prototype.createEl.call(this, 'div', { + className: this.buildCSSClass(), + tabIndex: -1 + }, { + 'aria-describedby': this.id() + '_description', + 'aria-hidden': 'true', + 'aria-label': this.label(), + 'role': 'dialog' + }); + }; + + ModalDialog.prototype.dispose = function dispose() { + this.contentEl_ = null; + this.descEl_ = null; + this.previouslyActiveEl_ = null; + + _Component.prototype.dispose.call(this); + }; + + /** + * Builds the default DOM `className`. + * + * @return {string} + * The DOM `className` for this object. + */ + + + ModalDialog.prototype.buildCSSClass = function buildCSSClass() { + return MODAL_CLASS_NAME + ' vjs-hidden ' + _Component.prototype.buildCSSClass.call(this); + }; + + /** + * Handles `keydown` events on the document, looking for ESC, which closes + * the modal. + * + * @param {EventTarget~Event} e + * The keypress that triggered this event. + * + * @listens keydown + */ + + + ModalDialog.prototype.handleKeyPress = function handleKeyPress(e) { + if (e.which === ESC && this.closeable()) { + this.close(); + } + }; + + /** + * Returns the label string for this modal. Primarily used for accessibility. + * + * @return {string} + * the localized or raw label of this modal. + */ + + + ModalDialog.prototype.label = function label() { + return this.localize(this.options_.label || 'Modal Window'); + }; + + /** + * Returns the description string for this modal. Primarily used for + * accessibility. + * + * @return {string} + * The localized or raw description of this modal. + */ + + + ModalDialog.prototype.description = function description() { + var desc = this.options_.description || this.localize('This is a modal window.'); + + // Append a universal closeability message if the modal is closeable. + if (this.closeable()) { + desc += ' ' + this.localize('This modal can be closed by pressing the Escape key or activating the close button.'); + } + + return desc; + }; + + /** + * Opens the modal. + * + * @fires ModalDialog#beforemodalopen + * @fires ModalDialog#modalopen + */ + + + ModalDialog.prototype.open = function open() { + if (!this.opened_) { + var player = this.player(); + + /** + * Fired just before a `ModalDialog` is opened. + * + * @event ModalDialog#beforemodalopen + * @type {EventTarget~Event} + */ + this.trigger('beforemodalopen'); + this.opened_ = true; + + // Fill content if the modal has never opened before and + // never been filled. + if (this.options_.fillAlways || !this.hasBeenOpened_ && !this.hasBeenFilled_) { + this.fill(); + } + + // If the player was playing, pause it and take note of its previously + // playing state. + this.wasPlaying_ = !player.paused(); + + if (this.options_.pauseOnOpen && this.wasPlaying_) { + player.pause(); + } + + if (this.closeable()) { + this.on(this.el_.ownerDocument, 'keydown', bind(this, this.handleKeyPress)); + } + + // Hide controls and note if they were enabled. + this.hadControls_ = player.controls(); + player.controls(false); + + this.show(); + this.conditionalFocus_(); + this.el().setAttribute('aria-hidden', 'false'); + + /** + * Fired just after a `ModalDialog` is opened. + * + * @event ModalDialog#modalopen + * @type {EventTarget~Event} + */ + this.trigger('modalopen'); + this.hasBeenOpened_ = true; + } + }; + + /** + * If the `ModalDialog` is currently open or closed. + * + * @param {boolean} [value] + * If given, it will open (`true`) or close (`false`) the modal. + * + * @return {boolean} + * the current open state of the modaldialog + */ + + + ModalDialog.prototype.opened = function opened(value) { + if (typeof value === 'boolean') { + this[value ? 'open' : 'close'](); + } + return this.opened_; + }; + + /** + * Closes the modal, does nothing if the `ModalDialog` is + * not open. + * + * @fires ModalDialog#beforemodalclose + * @fires ModalDialog#modalclose + */ + + + ModalDialog.prototype.close = function close() { + if (!this.opened_) { + return; + } + var player = this.player(); + + /** + * Fired just before a `ModalDialog` is closed. + * + * @event ModalDialog#beforemodalclose + * @type {EventTarget~Event} + */ + this.trigger('beforemodalclose'); + this.opened_ = false; + + if (this.wasPlaying_ && this.options_.pauseOnOpen) { + player.play(); + } + + if (this.closeable()) { + this.off(this.el_.ownerDocument, 'keydown', bind(this, this.handleKeyPress)); + } + + if (this.hadControls_) { + player.controls(true); + } + + this.hide(); + this.el().setAttribute('aria-hidden', 'true'); + + /** + * Fired just after a `ModalDialog` is closed. + * + * @event ModalDialog#modalclose + * @type {EventTarget~Event} + */ + this.trigger('modalclose'); + this.conditionalBlur_(); + + if (this.options_.temporary) { + this.dispose(); + } + }; + + /** + * Check to see if the `ModalDialog` is closeable via the UI. + * + * @param {boolean} [value] + * If given as a boolean, it will set the `closeable` option. + * + * @return {boolean} + * Returns the final value of the closable option. + */ + + + ModalDialog.prototype.closeable = function closeable(value) { + if (typeof value === 'boolean') { + var closeable = this.closeable_ = !!value; + var close = this.getChild('closeButton'); + + // If this is being made closeable and has no close button, add one. + if (closeable && !close) { + + // The close button should be a child of the modal - not its + // content element, so temporarily change the content element. + var temp = this.contentEl_; + + this.contentEl_ = this.el_; + close = this.addChild('closeButton', { controlText: 'Close Modal Dialog' }); + this.contentEl_ = temp; + this.on(close, 'close', this.close); + } + + // If this is being made uncloseable and has a close button, remove it. + if (!closeable && close) { + this.off(close, 'close', this.close); + this.removeChild(close); + close.dispose(); + } + } + return this.closeable_; + }; + + /** + * Fill the modal's content element with the modal's "content" option. + * The content element will be emptied before this change takes place. + */ + + + ModalDialog.prototype.fill = function fill() { + this.fillWith(this.content()); + }; + + /** + * Fill the modal's content element with arbitrary content. + * The content element will be emptied before this change takes place. + * + * @fires ModalDialog#beforemodalfill + * @fires ModalDialog#modalfill + * + * @param {Mixed} [content] + * The same rules apply to this as apply to the `content` option. + */ + + + ModalDialog.prototype.fillWith = function fillWith(content) { + var contentEl = this.contentEl(); + var parentEl = contentEl.parentNode; + var nextSiblingEl = contentEl.nextSibling; + + /** + * Fired just before a `ModalDialog` is filled with content. + * + * @event ModalDialog#beforemodalfill + * @type {EventTarget~Event} + */ + this.trigger('beforemodalfill'); + this.hasBeenFilled_ = true; + + // Detach the content element from the DOM before performing + // manipulation to avoid modifying the live DOM multiple times. + parentEl.removeChild(contentEl); + this.empty(); + insertContent(contentEl, content); + /** + * Fired just after a `ModalDialog` is filled with content. + * + * @event ModalDialog#modalfill + * @type {EventTarget~Event} + */ + this.trigger('modalfill'); + + // Re-inject the re-filled content element. + if (nextSiblingEl) { + parentEl.insertBefore(contentEl, nextSiblingEl); + } else { + parentEl.appendChild(contentEl); + } + + // make sure that the close button is last in the dialog DOM + var closeButton = this.getChild('closeButton'); + + if (closeButton) { + parentEl.appendChild(closeButton.el_); + } + }; + + /** + * Empties the content element. This happens anytime the modal is filled. + * + * @fires ModalDialog#beforemodalempty + * @fires ModalDialog#modalempty + */ + + + ModalDialog.prototype.empty = function empty() { + /** + * Fired just before a `ModalDialog` is emptied. + * + * @event ModalDialog#beforemodalempty + * @type {EventTarget~Event} + */ + this.trigger('beforemodalempty'); + emptyEl(this.contentEl()); + + /** + * Fired just after a `ModalDialog` is emptied. + * + * @event ModalDialog#modalempty + * @type {EventTarget~Event} + */ + this.trigger('modalempty'); + }; + + /** + * Gets or sets the modal content, which gets normalized before being + * rendered into the DOM. + * + * This does not update the DOM or fill the modal, but it is called during + * that process. + * + * @param {Mixed} [value] + * If defined, sets the internal content value to be used on the + * next call(s) to `fill`. This value is normalized before being + * inserted. To "clear" the internal content value, pass `null`. + * + * @return {Mixed} + * The current content of the modal dialog + */ + + + ModalDialog.prototype.content = function content(value) { + if (typeof value !== 'undefined') { + this.content_ = value; + } + return this.content_; + }; + + /** + * conditionally focus the modal dialog if focus was previously on the player. + * + * @private + */ + + + ModalDialog.prototype.conditionalFocus_ = function conditionalFocus_() { + var activeEl = document_1.activeElement; + var playerEl = this.player_.el_; + + this.previouslyActiveEl_ = null; + + if (playerEl.contains(activeEl) || playerEl === activeEl) { + this.previouslyActiveEl_ = activeEl; + + this.focus(); + + this.on(document_1, 'keydown', this.handleKeyDown); + } + }; + + /** + * conditionally blur the element and refocus the last focused element + * + * @private + */ + + + ModalDialog.prototype.conditionalBlur_ = function conditionalBlur_() { + if (this.previouslyActiveEl_) { + this.previouslyActiveEl_.focus(); + this.previouslyActiveEl_ = null; + } + + this.off(document_1, 'keydown', this.handleKeyDown); + }; + + /** + * Keydown handler. Attached when modal is focused. + * + * @listens keydown + */ + + + ModalDialog.prototype.handleKeyDown = function handleKeyDown(event) { + // exit early if it isn't a tab key + if (event.which !== 9) { + return; + } + + var focusableEls = this.focusableEls_(); + var activeEl = this.el_.querySelector(':focus'); + var focusIndex = void 0; + + for (var i = 0; i < focusableEls.length; i++) { + if (activeEl === focusableEls[i]) { + focusIndex = i; + break; + } + } + + if (document_1.activeElement === this.el_) { + focusIndex = 0; + } + + if (event.shiftKey && focusIndex === 0) { + focusableEls[focusableEls.length - 1].focus(); + event.preventDefault(); + } else if (!event.shiftKey && focusIndex === focusableEls.length - 1) { + focusableEls[0].focus(); + event.preventDefault(); + } + }; + + /** + * get all focusable elements + * + * @private + */ + + + ModalDialog.prototype.focusableEls_ = function focusableEls_() { + var allChildren = this.el_.querySelectorAll('*'); + + return Array.prototype.filter.call(allChildren, function (child) { + return (child instanceof window_1.HTMLAnchorElement || child instanceof window_1.HTMLAreaElement) && child.hasAttribute('href') || (child instanceof window_1.HTMLInputElement || child instanceof window_1.HTMLSelectElement || child instanceof window_1.HTMLTextAreaElement || child instanceof window_1.HTMLButtonElement) && !child.hasAttribute('disabled') || child instanceof window_1.HTMLIFrameElement || child instanceof window_1.HTMLObjectElement || child instanceof window_1.HTMLEmbedElement || child.hasAttribute('tabindex') && child.getAttribute('tabindex') !== -1 || child.hasAttribute('contenteditable'); + }); + }; + + return ModalDialog; +}(Component); + +/** + * Default options for `ModalDialog` default options. + * + * @type {Object} + * @private + */ + + +ModalDialog.prototype.options_ = { + pauseOnOpen: true, + temporary: true +}; + +Component.registerComponent('ModalDialog', ModalDialog); + +/** + * @file track-list.js + */ +/** + * Common functionaliy between {@link TextTrackList}, {@link AudioTrackList}, and + * {@link VideoTrackList} + * + * @extends EventTarget + */ + +var TrackList = function (_EventTarget) { + inherits(TrackList, _EventTarget); + + /** + * Create an instance of this class + * + * @param {Track[]} tracks + * A list of tracks to initialize the list with. + * + * @param {Object} [list] + * The child object with inheritance done manually for ie8. + * + * @abstract + */ + function TrackList() { + var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; + + var _ret; + + var list = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null; + classCallCheck(this, TrackList); + + var _this = possibleConstructorReturn(this, _EventTarget.call(this)); + + if (!list) { + list = _this; // eslint-disable-line + if (IS_IE8) { + list = document_1.createElement('custom'); + for (var prop in TrackList.prototype) { + if (prop !== 'constructor') { + list[prop] = TrackList.prototype[prop]; + } + } + } + } + + list.tracks_ = []; + + /** + * @memberof TrackList + * @member {number} length + * The current number of `Track`s in the this Trackist. + * @instance + */ + Object.defineProperty(list, 'length', { + get: function get$$1() { + return this.tracks_.length; + } + }); + + for (var i = 0; i < tracks.length; i++) { + list.addTrack(tracks[i]); + } + + // must return the object, as for ie8 it will not be this + // but a reference to a document object + return _ret = list, possibleConstructorReturn(_this, _ret); + } + + /** + * Add a {@link Track} to the `TrackList` + * + * @param {Track} track + * The audio, video, or text track to add to the list. + * + * @fires TrackList#addtrack + */ + + + TrackList.prototype.addTrack = function addTrack(track) { + var index = this.tracks_.length; + + if (!('' + index in this)) { + Object.defineProperty(this, index, { + get: function get$$1() { + return this.tracks_[index]; + } + }); + } + + // Do not add duplicate tracks + if (this.tracks_.indexOf(track) === -1) { + this.tracks_.push(track); + /** + * Triggered when a track is added to a track list. + * + * @event TrackList#addtrack + * @type {EventTarget~Event} + * @property {Track} track + * A reference to track that was added. + */ + this.trigger({ + track: track, + type: 'addtrack' + }); + } + }; + + /** + * Remove a {@link Track} from the `TrackList` + * + * @param {Track} rtrack + * The audio, video, or text track to remove from the list. + * + * @fires TrackList#removetrack + */ + + + TrackList.prototype.removeTrack = function removeTrack(rtrack) { + var track = void 0; + + for (var i = 0, l = this.length; i < l; i++) { + if (this[i] === rtrack) { + track = this[i]; + if (track.off) { + track.off(); + } + + this.tracks_.splice(i, 1); + + break; + } + } + + if (!track) { + return; + } + + /** + * Triggered when a track is removed from track list. + * + * @event TrackList#removetrack + * @type {EventTarget~Event} + * @property {Track} track + * A reference to track that was removed. + */ + this.trigger({ + track: track, + type: 'removetrack' + }); + }; + + /** + * Get a Track from the TrackList by a tracks id + * + * @param {String} id - the id of the track to get + * @method getTrackById + * @return {Track} + * @private + */ + + + TrackList.prototype.getTrackById = function getTrackById(id) { + var result = null; + + for (var i = 0, l = this.length; i < l; i++) { + var track = this[i]; + + if (track.id === id) { + result = track; + break; + } + } + + return result; + }; + + return TrackList; +}(EventTarget); + +/** + * Triggered when a different track is selected/enabled. + * + * @event TrackList#change + * @type {EventTarget~Event} + */ + +/** + * Events that can be called with on + eventName. See {@link EventHandler}. + * + * @property {Object} TrackList#allowedEvents_ + * @private + */ + + +TrackList.prototype.allowedEvents_ = { + change: 'change', + addtrack: 'addtrack', + removetrack: 'removetrack' +}; + +// emulate attribute EventHandler support to allow for feature detection +for (var event in TrackList.prototype.allowedEvents_) { + TrackList.prototype['on' + event] = null; +} + +/** + * @file audio-track-list.js + */ +/** + * Anywhere we call this function we diverge from the spec + * as we only support one enabled audiotrack at a time + * + * @param {AudioTrackList} list + * list to work on + * + * @param {AudioTrack} track + * The track to skip + * + * @private + */ +var disableOthers = function disableOthers(list, track) { + for (var i = 0; i < list.length; i++) { + if (!Object.keys(list[i]).length || track.id === list[i].id) { + continue; + } + // another audio track is enabled, disable it + list[i].enabled = false; + } +}; + +/** + * The current list of {@link AudioTrack} for a media file. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotracklist} + * @extends TrackList + */ + +var AudioTrackList = function (_TrackList) { + inherits(AudioTrackList, _TrackList); + + /** + * Create an instance of this class. + * + * @param {AudioTrack[]} [tracks=[]] + * A list of `AudioTrack` to instantiate the list with. + */ + function AudioTrackList() { + var _this, _ret; + + var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; + classCallCheck(this, AudioTrackList); + + var list = void 0; + + // make sure only 1 track is enabled + // sorted from last index to first index + for (var i = tracks.length - 1; i >= 0; i--) { + if (tracks[i].enabled) { + disableOthers(tracks, tracks[i]); + break; + } + } + + // IE8 forces us to implement inheritance ourselves + // as it does not support Object.defineProperty properly + if (IS_IE8) { + list = document_1.createElement('custom'); + for (var prop in TrackList.prototype) { + if (prop !== 'constructor') { + list[prop] = TrackList.prototype[prop]; + } + } + for (var _prop in AudioTrackList.prototype) { + if (_prop !== 'constructor') { + list[_prop] = AudioTrackList.prototype[_prop]; + } + } + } + + list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); + list.changing_ = false; + + return _ret = list, possibleConstructorReturn(_this, _ret); + } + + /** + * Add an {@link AudioTrack} to the `AudioTrackList`. + * + * @param {AudioTrack} track + * The AudioTrack to add to the list + * + * @fires TrackList#addtrack + */ + + + AudioTrackList.prototype.addTrack = function addTrack(track) { + var _this2 = this; + + if (track.enabled) { + disableOthers(this, track); + } + + _TrackList.prototype.addTrack.call(this, track); + // native tracks don't have this + if (!track.addEventListener) { + return; + } + + /** + * @listens AudioTrack#enabledchange + * @fires TrackList#change + */ + track.addEventListener('enabledchange', function () { + // when we are disabling other tracks (since we don't support + // more than one track at a time) we will set changing_ + // to true so that we don't trigger additional change events + if (_this2.changing_) { + return; + } + _this2.changing_ = true; + disableOthers(_this2, track); + _this2.changing_ = false; + _this2.trigger('change'); + }); + }; + + return AudioTrackList; +}(TrackList); + +/** + * @file video-track-list.js + */ +/** + * Un-select all other {@link VideoTrack}s that are selected. + * + * @param {VideoTrackList} list + * list to work on + * + * @param {VideoTrack} track + * The track to skip + * + * @private + */ +var disableOthers$1 = function disableOthers(list, track) { + for (var i = 0; i < list.length; i++) { + if (!Object.keys(list[i]).length || track.id === list[i].id) { + continue; + } + // another video track is enabled, disable it + list[i].selected = false; + } +}; + +/** + * The current list of {@link VideoTrack} for a video. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotracklist} + * @extends TrackList + */ + +var VideoTrackList = function (_TrackList) { + inherits(VideoTrackList, _TrackList); + + /** + * Create an instance of this class. + * + * @param {VideoTrack[]} [tracks=[]] + * A list of `VideoTrack` to instantiate the list with. + */ + function VideoTrackList() { + var _this, _ret; + + var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; + classCallCheck(this, VideoTrackList); + + var list = void 0; + + // make sure only 1 track is enabled + // sorted from last index to first index + for (var i = tracks.length - 1; i >= 0; i--) { + if (tracks[i].selected) { + disableOthers$1(tracks, tracks[i]); + break; + } + } + + // IE8 forces us to implement inheritance ourselves + // as it does not support Object.defineProperty properly + if (IS_IE8) { + list = document_1.createElement('custom'); + for (var prop in TrackList.prototype) { + if (prop !== 'constructor') { + list[prop] = TrackList.prototype[prop]; + } + } + for (var _prop in VideoTrackList.prototype) { + if (_prop !== 'constructor') { + list[_prop] = VideoTrackList.prototype[_prop]; + } + } + } + + list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); + list.changing_ = false; + + /** + * @member {number} VideoTrackList#selectedIndex + * The current index of the selected {@link VideoTrack`}. + */ + Object.defineProperty(list, 'selectedIndex', { + get: function get$$1() { + for (var _i = 0; _i < this.length; _i++) { + if (this[_i].selected) { + return _i; + } + } + return -1; + }, + set: function set$$1() {} + }); + + return _ret = list, possibleConstructorReturn(_this, _ret); + } + + /** + * Add a {@link VideoTrack} to the `VideoTrackList`. + * + * @param {VideoTrack} track + * The VideoTrack to add to the list + * + * @fires TrackList#addtrack + */ + + + VideoTrackList.prototype.addTrack = function addTrack(track) { + var _this2 = this; + + if (track.selected) { + disableOthers$1(this, track); + } + + _TrackList.prototype.addTrack.call(this, track); + // native tracks don't have this + if (!track.addEventListener) { + return; + } + + /** + * @listens VideoTrack#selectedchange + * @fires TrackList#change + */ + track.addEventListener('selectedchange', function () { + if (_this2.changing_) { + return; + } + _this2.changing_ = true; + disableOthers$1(_this2, track); + _this2.changing_ = false; + _this2.trigger('change'); + }); + }; + + return VideoTrackList; +}(TrackList); + +/** + * @file text-track-list.js + */ +/** + * The current list of {@link TextTrack} for a media file. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttracklist} + * @extends TrackList + */ + +var TextTrackList = function (_TrackList) { + inherits(TextTrackList, _TrackList); + + /** + * Create an instance of this class. + * + * @param {TextTrack[]} [tracks=[]] + * A list of `TextTrack` to instantiate the list with. + */ + function TextTrackList() { + var _this, _ret; + + var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; + classCallCheck(this, TextTrackList); + + var list = void 0; + + // IE8 forces us to implement inheritance ourselves + // as it does not support Object.defineProperty properly + if (IS_IE8) { + list = document_1.createElement('custom'); + for (var prop in TrackList.prototype) { + if (prop !== 'constructor') { + list[prop] = TrackList.prototype[prop]; + } + } + for (var _prop in TextTrackList.prototype) { + if (_prop !== 'constructor') { + list[_prop] = TextTrackList.prototype[_prop]; + } + } + } + + list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); + return _ret = list, possibleConstructorReturn(_this, _ret); + } + + /** + * Add a {@link TextTrack} to the `TextTrackList` + * + * @param {TextTrack} track + * The text track to add to the list. + * + * @fires TrackList#addtrack + */ + + + TextTrackList.prototype.addTrack = function addTrack(track) { + _TrackList.prototype.addTrack.call(this, track); + + /** + * @listens TextTrack#modechange + * @fires TrackList#change + */ + track.addEventListener('modechange', bind(this, function () { + this.trigger('change'); + })); + + var nonLanguageTextTrackKind = ['metadata', 'chapters']; + + if (nonLanguageTextTrackKind.indexOf(track.kind) === -1) { + track.addEventListener('modechange', bind(this, function () { + this.trigger('selectedlanguagechange'); + })); + } + }; + + return TextTrackList; +}(TrackList); + +/** + * @file html-track-element-list.js + */ + +/** + * The current list of {@link HtmlTrackElement}s. + */ + +var HtmlTrackElementList = function () { + + /** + * Create an instance of this class. + * + * @param {HtmlTrackElement[]} [tracks=[]] + * A list of `HtmlTrackElement` to instantiate the list with. + */ + function HtmlTrackElementList() { + var trackElements = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; + classCallCheck(this, HtmlTrackElementList); + + var list = this; // eslint-disable-line + + if (IS_IE8) { + list = document_1.createElement('custom'); + + for (var prop in HtmlTrackElementList.prototype) { + if (prop !== 'constructor') { + list[prop] = HtmlTrackElementList.prototype[prop]; + } + } + } + + list.trackElements_ = []; + + /** + * @memberof HtmlTrackElementList + * @member {number} length + * The current number of `Track`s in the this Trackist. + * @instance + */ + Object.defineProperty(list, 'length', { + get: function get$$1() { + return this.trackElements_.length; + } + }); + + for (var i = 0, length = trackElements.length; i < length; i++) { + list.addTrackElement_(trackElements[i]); + } + + if (IS_IE8) { + return list; + } + } + + /** + * Add an {@link HtmlTrackElement} to the `HtmlTrackElementList` + * + * @param {HtmlTrackElement} trackElement + * The track element to add to the list. + * + * @private + */ + + + HtmlTrackElementList.prototype.addTrackElement_ = function addTrackElement_(trackElement) { + var index = this.trackElements_.length; + + if (!('' + index in this)) { + Object.defineProperty(this, index, { + get: function get$$1() { + return this.trackElements_[index]; + } + }); + } + + // Do not add duplicate elements + if (this.trackElements_.indexOf(trackElement) === -1) { + this.trackElements_.push(trackElement); + } + }; + + /** + * Get an {@link HtmlTrackElement} from the `HtmlTrackElementList` given an + * {@link TextTrack}. + * + * @param {TextTrack} track + * The track associated with a track element. + * + * @return {HtmlTrackElement|undefined} + * The track element that was found or undefined. + * + * @private + */ + + + HtmlTrackElementList.prototype.getTrackElementByTrack_ = function getTrackElementByTrack_(track) { + var trackElement_ = void 0; + + for (var i = 0, length = this.trackElements_.length; i < length; i++) { + if (track === this.trackElements_[i].track) { + trackElement_ = this.trackElements_[i]; + + break; + } + } + + return trackElement_; + }; + + /** + * Remove a {@link HtmlTrackElement} from the `HtmlTrackElementList` + * + * @param {HtmlTrackElement} trackElement + * The track element to remove from the list. + * + * @private + */ + + + HtmlTrackElementList.prototype.removeTrackElement_ = function removeTrackElement_(trackElement) { + for (var i = 0, length = this.trackElements_.length; i < length; i++) { + if (trackElement === this.trackElements_[i]) { + this.trackElements_.splice(i, 1); + + break; + } + } + }; + + return HtmlTrackElementList; +}(); + +/** + * @file text-track-cue-list.js + */ +/** + * @typedef {Object} TextTrackCueList~TextTrackCue + * + * @property {string} id + * The unique id for this text track cue + * + * @property {number} startTime + * The start time for this text track cue + * + * @property {number} endTime + * The end time for this text track cue + * + * @property {boolean} pauseOnExit + * Pause when the end time is reached if true. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcue} + */ + +/** + * A List of TextTrackCues. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcuelist} + */ + +var TextTrackCueList = function () { + + /** + * Create an instance of this class.. + * + * @param {Array} cues + * A list of cues to be initialized with + */ + function TextTrackCueList(cues) { + classCallCheck(this, TextTrackCueList); + + var list = this; // eslint-disable-line + + if (IS_IE8) { + list = document_1.createElement('custom'); + + for (var prop in TextTrackCueList.prototype) { + if (prop !== 'constructor') { + list[prop] = TextTrackCueList.prototype[prop]; + } + } + } + + TextTrackCueList.prototype.setCues_.call(list, cues); + + /** + * @memberof TextTrackCueList + * @member {number} length + * The current number of `TextTrackCue`s in the TextTrackCueList. + * @instance + */ + Object.defineProperty(list, 'length', { + get: function get$$1() { + return this.length_; + } + }); + + if (IS_IE8) { + return list; + } + } + + /** + * A setter for cues in this list. Creates getters + * an an index for the cues. + * + * @param {Array} cues + * An array of cues to set + * + * @private + */ + + + TextTrackCueList.prototype.setCues_ = function setCues_(cues) { + var oldLength = this.length || 0; + var i = 0; + var l = cues.length; + + this.cues_ = cues; + this.length_ = cues.length; + + var defineProp = function defineProp(index) { + if (!('' + index in this)) { + Object.defineProperty(this, '' + index, { + get: function get$$1() { + return this.cues_[index]; + } + }); + } + }; + + if (oldLength < l) { + i = oldLength; + + for (; i < l; i++) { + defineProp.call(this, i); + } + } + }; + + /** + * Get a `TextTrackCue` that is currently in the `TextTrackCueList` by id. + * + * @param {string} id + * The id of the cue that should be searched for. + * + * @return {TextTrackCueList~TextTrackCue|null} + * A single cue or null if none was found. + */ + + + TextTrackCueList.prototype.getCueById = function getCueById(id) { + var result = null; + + for (var i = 0, l = this.length; i < l; i++) { + var cue = this[i]; + + if (cue.id === id) { + result = cue; + break; + } + } + + return result; + }; + + return TextTrackCueList; +}(); + +/** + * @file track-kinds.js + */ + +/** + * All possible `VideoTrackKind`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-videotrack-kind + * @typedef VideoTrack~Kind + * @enum + */ +var VideoTrackKind = { + alternative: 'alternative', + captions: 'captions', + main: 'main', + sign: 'sign', + subtitles: 'subtitles', + commentary: 'commentary' +}; + +/** + * All possible `AudioTrackKind`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-audiotrack-kind + * @typedef AudioTrack~Kind + * @enum + */ +var AudioTrackKind = { + 'alternative': 'alternative', + 'descriptions': 'descriptions', + 'main': 'main', + 'main-desc': 'main-desc', + 'translation': 'translation', + 'commentary': 'commentary' +}; + +/** + * All possible `TextTrackKind`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-texttrack-kind + * @typedef TextTrack~Kind + * @enum + */ +var TextTrackKind = { + subtitles: 'subtitles', + captions: 'captions', + descriptions: 'descriptions', + chapters: 'chapters', + metadata: 'metadata' +}; + +/** + * All possible `TextTrackMode`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackmode + * @typedef TextTrack~Mode + * @enum + */ +var TextTrackMode = { + disabled: 'disabled', + hidden: 'hidden', + showing: 'showing' +}; + +/** + * @file track.js + */ +/** + * A Track class that contains all of the common functionality for {@link AudioTrack}, + * {@link VideoTrack}, and {@link TextTrack}. + * + * > Note: This class should not be used directly + * + * @see {@link https://html.spec.whatwg.org/multipage/embedded-content.html} + * @extends EventTarget + * @abstract + */ + +var Track = function (_EventTarget) { + inherits(Track, _EventTarget); + + /** + * Create an instance of this class. + * + * @param {Object} [options={}] + * Object of option names and values + * + * @param {string} [options.kind=''] + * A valid kind for the track type you are creating. + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this AudioTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @abstract + */ + function Track() { + var _ret; + + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + classCallCheck(this, Track); + + var _this = possibleConstructorReturn(this, _EventTarget.call(this)); + + var track = _this; // eslint-disable-line + + if (IS_IE8) { + track = document_1.createElement('custom'); + for (var prop in Track.prototype) { + if (prop !== 'constructor') { + track[prop] = Track.prototype[prop]; + } + } + } + + var trackProps = { + id: options.id || 'vjs_track_' + newGUID(), + kind: options.kind || '', + label: options.label || '', + language: options.language || '' + }; + + /** + * @memberof Track + * @member {string} id + * The id of this track. Cannot be changed after creation. + * @instance + * + * @readonly + */ + + /** + * @memberof Track + * @member {string} kind + * The kind of track that this is. Cannot be changed after creation. + * @instance + * + * @readonly + */ + + /** + * @memberof Track + * @member {string} label + * The label of this track. Cannot be changed after creation. + * @instance + * + * @readonly + */ + + /** + * @memberof Track + * @member {string} language + * The two letter language code for this track. Cannot be changed after + * creation. + * @instance + * + * @readonly + */ + + var _loop = function _loop(key) { + Object.defineProperty(track, key, { + get: function get$$1() { + return trackProps[key]; + }, + set: function set$$1() {} + }); + }; + + for (var key in trackProps) { + _loop(key); + } + + return _ret = track, possibleConstructorReturn(_this, _ret); + } + + return Track; +}(EventTarget); + +/** + * @file url.js + * @module url + */ +/** + * @typedef {Object} url:URLObject + * + * @property {string} protocol + * The protocol of the url that was parsed. + * + * @property {string} hostname + * The hostname of the url that was parsed. + * + * @property {string} port + * The port of the url that was parsed. + * + * @property {string} pathname + * The pathname of the url that was parsed. + * + * @property {string} search + * The search query of the url that was parsed. + * + * @property {string} hash + * The hash of the url that was parsed. + * + * @property {string} host + * The host of the url that was parsed. + */ + +/** + * Resolve and parse the elements of a URL. + * + * @param {String} url + * The url to parse + * + * @return {url:URLObject} + * An object of url details + */ +var parseUrl = function parseUrl(url) { + var props = ['protocol', 'hostname', 'port', 'pathname', 'search', 'hash', 'host']; + + // add the url to an anchor and let the browser parse the URL + var a = document_1.createElement('a'); + + a.href = url; + + // IE8 (and 9?) Fix + // ie8 doesn't parse the URL correctly until the anchor is actually + // added to the body, and an innerHTML is needed to trigger the parsing + var addToBody = a.host === '' && a.protocol !== 'file:'; + var div = void 0; + + if (addToBody) { + div = document_1.createElement('div'); + div.innerHTML = ''; + a = div.firstChild; + // prevent the div from affecting layout + div.setAttribute('style', 'display:none; position:absolute;'); + document_1.body.appendChild(div); + } + + // Copy the specific URL properties to a new object + // This is also needed for IE8 because the anchor loses its + // properties when it's removed from the dom + var details = {}; + + for (var i = 0; i < props.length; i++) { + details[props[i]] = a[props[i]]; + } + + // IE9 adds the port to the host property unlike everyone else. If + // a port identifier is added for standard ports, strip it. + if (details.protocol === 'http:') { + details.host = details.host.replace(/:80$/, ''); + } + + if (details.protocol === 'https:') { + details.host = details.host.replace(/:443$/, ''); + } + + if (!details.protocol) { + details.protocol = window_1.location.protocol; + } + + if (addToBody) { + document_1.body.removeChild(div); + } + + return details; +}; + +/** + * Get absolute version of relative URL. Used to tell flash correct URL. + * + * + * @param {string} url + * URL to make absolute + * + * @return {string} + * Absolute URL + * + * @see http://stackoverflow.com/questions/470832/getting-an-absolute-url-from-a-relative-one-ie6-issue + */ +var getAbsoluteURL = function getAbsoluteURL(url) { + // Check if absolute URL + if (!url.match(/^https?:\/\//)) { + // Convert to absolute URL. Flash hosted off-site needs an absolute URL. + var div = document_1.createElement('div'); + + div.innerHTML = 'x'; + url = div.firstChild.href; + } + + return url; +}; + +/** + * Returns the extension of the passed file name. It will return an empty string + * if passed an invalid path. + * + * @param {string} path + * The fileName path like '/path/to/file.mp4' + * + * @returns {string} + * The extension in lower case or an empty string if no + * extension could be found. + */ +var getFileExtension = function getFileExtension(path) { + if (typeof path === 'string') { + var splitPathRe = /^(\/?)([\s\S]*?)((?:\.{1,2}|[^\/]+?)(\.([^\.\/\?]+)))(?:[\/]*|[\?].*)$/i; + var pathParts = splitPathRe.exec(path); + + if (pathParts) { + return pathParts.pop().toLowerCase(); + } + } + + return ''; +}; + +/** + * Returns whether the url passed is a cross domain request or not. + * + * @param {string} url + * The url to check. + * + * @return {boolean} + * Whether it is a cross domain request or not. + */ +var isCrossOrigin = function isCrossOrigin(url) { + var winLoc = window_1.location; + var urlInfo = parseUrl(url); + + // IE8 protocol relative urls will return ':' for protocol + var srcProtocol = urlInfo.protocol === ':' ? winLoc.protocol : urlInfo.protocol; + + // Check if url is for another domain/origin + // IE8 doesn't know location.origin, so we won't rely on it here + var crossOrigin = srcProtocol + urlInfo.host !== winLoc.protocol + winLoc.host; + + return crossOrigin; +}; + +var Url = (Object.freeze || Object)({ + parseUrl: parseUrl, + getAbsoluteURL: getAbsoluteURL, + getFileExtension: getFileExtension, + isCrossOrigin: isCrossOrigin +}); + +var isFunction_1 = isFunction; + +var toString$1 = Object.prototype.toString; + +function isFunction (fn) { + var string = toString$1.call(fn); + return string === '[object Function]' || + (typeof fn === 'function' && string !== '[object RegExp]') || + (typeof window !== 'undefined' && + // IE8 and below + (fn === window.setTimeout || + fn === window.alert || + fn === window.confirm || + fn === window.prompt)) +} + +var trim_1 = createCommonjsModule(function (module, exports) { +exports = module.exports = trim; + +function trim(str){ + return str.replace(/^\s*|\s*$/g, ''); +} + +exports.left = function(str){ + return str.replace(/^\s*/, ''); +}; + +exports.right = function(str){ + return str.replace(/\s*$/, ''); +}; +}); + +var forEach_1 = forEach; + +var toString$2 = Object.prototype.toString; +var hasOwnProperty = Object.prototype.hasOwnProperty; + +function forEach(list, iterator, context) { + if (!isFunction_1(iterator)) { + throw new TypeError('iterator must be a function') + } + + if (arguments.length < 3) { + context = this; + } + + if (toString$2.call(list) === '[object Array]') + forEachArray$1(list, iterator, context); + else if (typeof list === 'string') + forEachString(list, iterator, context); + else + forEachObject(list, iterator, context); +} + +function forEachArray$1(array, iterator, context) { + for (var i = 0, len = array.length; i < len; i++) { + if (hasOwnProperty.call(array, i)) { + iterator.call(context, array[i], i, array); + } + } +} + +function forEachString(string, iterator, context) { + for (var i = 0, len = string.length; i < len; i++) { + // no such thing as a sparse string. + iterator.call(context, string.charAt(i), i, string); + } +} + +function forEachObject(object, iterator, context) { + for (var k in object) { + if (hasOwnProperty.call(object, k)) { + iterator.call(context, object[k], k, object); + } + } +} + +var isArray = function(arg) { + return Object.prototype.toString.call(arg) === '[object Array]'; + }; + +var parseHeaders = function (headers) { + if (!headers) + return {} + + var result = {}; + + forEach_1( + trim_1(headers).split('\n') + , function (row) { + var index = row.indexOf(':') + , key = trim_1(row.slice(0, index)).toLowerCase() + , value = trim_1(row.slice(index + 1)); + + if (typeof(result[key]) === 'undefined') { + result[key] = value; + } else if (isArray(result[key])) { + result[key].push(value); + } else { + result[key] = [ result[key], value ]; + } + } + ); + + return result +}; + +var immutable = extend; + +var hasOwnProperty$1 = Object.prototype.hasOwnProperty; + +function extend() { + var target = {}; + + for (var i = 0; i < arguments.length; i++) { + var source = arguments[i]; + + for (var key in source) { + if (hasOwnProperty$1.call(source, key)) { + target[key] = source[key]; + } + } + } + + return target +} + +var xhr = createXHR; +createXHR.XMLHttpRequest = window_1.XMLHttpRequest || noop; +createXHR.XDomainRequest = "withCredentials" in (new createXHR.XMLHttpRequest()) ? createXHR.XMLHttpRequest : window_1.XDomainRequest; + +forEachArray(["get", "put", "post", "patch", "head", "delete"], function(method) { + createXHR[method === "delete" ? "del" : method] = function(uri, options, callback) { + options = initParams(uri, options, callback); + options.method = method.toUpperCase(); + return _createXHR(options) + }; +}); + +function forEachArray(array, iterator) { + for (var i = 0; i < array.length; i++) { + iterator(array[i]); + } +} + +function isEmpty(obj){ + for(var i in obj){ + if(obj.hasOwnProperty(i)) return false + } + return true +} + +function initParams(uri, options, callback) { + var params = uri; + + if (isFunction_1(options)) { + callback = options; + if (typeof uri === "string") { + params = {uri:uri}; + } + } else { + params = immutable(options, {uri: uri}); + } + + params.callback = callback; + return params +} + +function createXHR(uri, options, callback) { + options = initParams(uri, options, callback); + return _createXHR(options) +} + +function _createXHR(options) { + if(typeof options.callback === "undefined"){ + throw new Error("callback argument missing") + } + + var called = false; + var callback = function cbOnce(err, response, body){ + if(!called){ + called = true; + options.callback(err, response, body); + } + }; + + function readystatechange() { + if (xhr.readyState === 4) { + setTimeout(loadFunc, 0); + } + } + + function getBody() { + // Chrome with requestType=blob throws errors arround when even testing access to responseText + var body = undefined; + + if (xhr.response) { + body = xhr.response; + } else { + body = xhr.responseText || getXml(xhr); + } + + if (isJson) { + try { + body = JSON.parse(body); + } catch (e) {} + } + + return body + } + + function errorFunc(evt) { + clearTimeout(timeoutTimer); + if(!(evt instanceof Error)){ + evt = new Error("" + (evt || "Unknown XMLHttpRequest Error") ); + } + evt.statusCode = 0; + return callback(evt, failureResponse) + } + + // will load the data & process the response in a special response object + function loadFunc() { + if (aborted) return + var status; + clearTimeout(timeoutTimer); + if(options.useXDR && xhr.status===undefined) { + //IE8 CORS GET successful response doesn't have a status field, but body is fine + status = 200; + } else { + status = (xhr.status === 1223 ? 204 : xhr.status); + } + var response = failureResponse; + var err = null; + + if (status !== 0){ + response = { + body: getBody(), + statusCode: status, + method: method, + headers: {}, + url: uri, + rawRequest: xhr + }; + if(xhr.getAllResponseHeaders){ //remember xhr can in fact be XDR for CORS in IE + response.headers = parseHeaders(xhr.getAllResponseHeaders()); + } + } else { + err = new Error("Internal XMLHttpRequest Error"); + } + return callback(err, response, response.body) + } + + var xhr = options.xhr || null; + + if (!xhr) { + if (options.cors || options.useXDR) { + xhr = new createXHR.XDomainRequest(); + }else{ + xhr = new createXHR.XMLHttpRequest(); + } + } + + var key; + var aborted; + var uri = xhr.url = options.uri || options.url; + var method = xhr.method = options.method || "GET"; + var body = options.body || options.data; + var headers = xhr.headers = options.headers || {}; + var sync = !!options.sync; + var isJson = false; + var timeoutTimer; + var failureResponse = { + body: undefined, + headers: {}, + statusCode: 0, + method: method, + url: uri, + rawRequest: xhr + }; + + if ("json" in options && options.json !== false) { + isJson = true; + headers["accept"] || headers["Accept"] || (headers["Accept"] = "application/json"); //Don't override existing accept header declared by user + if (method !== "GET" && method !== "HEAD") { + headers["content-type"] || headers["Content-Type"] || (headers["Content-Type"] = "application/json"); //Don't override existing accept header declared by user + body = JSON.stringify(options.json === true ? body : options.json); + } + } + + xhr.onreadystatechange = readystatechange; + xhr.onload = loadFunc; + xhr.onerror = errorFunc; + // IE9 must have onprogress be set to a unique function. + xhr.onprogress = function () { + // IE must die + }; + xhr.onabort = function(){ + aborted = true; + }; + xhr.ontimeout = errorFunc; + xhr.open(method, uri, !sync, options.username, options.password); + //has to be after open + if(!sync) { + xhr.withCredentials = !!options.withCredentials; + } + // Cannot set timeout with sync request + // not setting timeout on the xhr object, because of old webkits etc. not handling that correctly + // both npm's request and jquery 1.x use this kind of timeout, so this is being consistent + if (!sync && options.timeout > 0 ) { + timeoutTimer = setTimeout(function(){ + if (aborted) return + aborted = true;//IE9 may still call readystatechange + xhr.abort("timeout"); + var e = new Error("XMLHttpRequest timeout"); + e.code = "ETIMEDOUT"; + errorFunc(e); + }, options.timeout ); + } + + if (xhr.setRequestHeader) { + for(key in headers){ + if(headers.hasOwnProperty(key)){ + xhr.setRequestHeader(key, headers[key]); + } + } + } else if (options.headers && !isEmpty(options.headers)) { + throw new Error("Headers cannot be set on an XDomainRequest object") + } + + if ("responseType" in options) { + xhr.responseType = options.responseType; + } + + if ("beforeSend" in options && + typeof options.beforeSend === "function" + ) { + options.beforeSend(xhr); + } + + // Microsoft Edge browser sends "undefined" when send is called with undefined value. + // XMLHttpRequest spec says to pass null as body to indicate no body + // See https://github.com/naugtur/xhr/issues/100. + xhr.send(body || null); + + return xhr + + +} + +function getXml(xhr) { + if (xhr.responseType === "document") { + return xhr.responseXML + } + var firefoxBugTakenEffect = xhr.responseXML && xhr.responseXML.documentElement.nodeName === "parsererror"; + if (xhr.responseType === "" && !firefoxBugTakenEffect) { + return xhr.responseXML + } + + return null +} + +function noop() {} + +/** + * @file text-track.js + */ +/** + * Takes a webvtt file contents and parses it into cues + * + * @param {string} srcContent + * webVTT file contents + * + * @param {TextTrack} track + * TextTrack to add cues to. Cues come from the srcContent. + * + * @private + */ +var parseCues = function parseCues(srcContent, track) { + var parser = new window_1.WebVTT.Parser(window_1, window_1.vttjs, window_1.WebVTT.StringDecoder()); + var errors = []; + + parser.oncue = function (cue) { + track.addCue(cue); + }; + + parser.onparsingerror = function (error) { + errors.push(error); + }; + + parser.onflush = function () { + track.trigger({ + type: 'loadeddata', + target: track + }); + }; + + parser.parse(srcContent); + if (errors.length > 0) { + if (window_1.console && window_1.console.groupCollapsed) { + window_1.console.groupCollapsed('Text Track parsing errors for ' + track.src); + } + errors.forEach(function (error) { + return log$1.error(error); + }); + if (window_1.console && window_1.console.groupEnd) { + window_1.console.groupEnd(); + } + } + + parser.flush(); +}; + +/** + * Load a `TextTrack` from a specifed url. + * + * @param {string} src + * Url to load track from. + * + * @param {TextTrack} track + * Track to add cues to. Comes from the content at the end of `url`. + * + * @private + */ +var loadTrack = function loadTrack(src, track) { + var opts = { + uri: src + }; + var crossOrigin = isCrossOrigin(src); + + if (crossOrigin) { + opts.cors = crossOrigin; + } + + xhr(opts, bind(this, function (err, response, responseBody) { + if (err) { + return log$1.error(err, response); + } + + track.loaded_ = true; + + // Make sure that vttjs has loaded, otherwise, wait till it finished loading + // NOTE: this is only used for the alt/video.novtt.js build + if (typeof window_1.WebVTT !== 'function') { + if (track.tech_) { + var loadHandler = function loadHandler() { + return parseCues(responseBody, track); + }; + + track.tech_.on('vttjsloaded', loadHandler); + track.tech_.on('vttjserror', function () { + log$1.error('vttjs failed to load, stopping trying to process ' + track.src); + track.tech_.off('vttjsloaded', loadHandler); + }); + } + } else { + parseCues(responseBody, track); + } + })); +}; + +/** + * A representation of a single `TextTrack`. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrack} + * @extends Track + */ + +var TextTrack = function (_Track) { + inherits(TextTrack, _Track); + + /** + * Create an instance of this class. + * + * @param {Object} options={} + * Object of option names and values + * + * @param {Tech} options.tech + * A reference to the tech that owns this TextTrack. + * + * @param {TextTrack~Kind} [options.kind='subtitles'] + * A valid text track kind. + * + * @param {TextTrack~Mode} [options.mode='disabled'] + * A valid text track mode. + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this TextTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {string} [options.srclang=''] + * A valid two character language code. An alternative, but deprioritized + * vesion of `options.language` + * + * @param {string} [options.src] + * A url to TextTrack cues. + * + * @param {boolean} [options.default] + * If this track should default to on or off. + */ + function TextTrack() { + var _this, _ret; + + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + classCallCheck(this, TextTrack); + + if (!options.tech) { + throw new Error('A tech was not provided.'); + } + + var settings = mergeOptions(options, { + kind: TextTrackKind[options.kind] || 'subtitles', + language: options.language || options.srclang || '' + }); + var mode = TextTrackMode[settings.mode] || 'disabled'; + var default_ = settings['default']; + + if (settings.kind === 'metadata' || settings.kind === 'chapters') { + mode = 'hidden'; + } + // on IE8 this will be a document element + // for every other browser this will be a normal object + var tt = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); + + tt.tech_ = settings.tech; + + if (IS_IE8) { + for (var prop in TextTrack.prototype) { + if (prop !== 'constructor') { + tt[prop] = TextTrack.prototype[prop]; + } + } + } + + tt.cues_ = []; + tt.activeCues_ = []; + + var cues = new TextTrackCueList(tt.cues_); + var activeCues = new TextTrackCueList(tt.activeCues_); + var changed = false; + var timeupdateHandler = bind(tt, function () { + + // Accessing this.activeCues for the side-effects of updating itself + // due to it's nature as a getter function. Do not remove or cues will + // stop updating! + /* eslint-disable no-unused-expressions */ + this.activeCues; + /* eslint-enable no-unused-expressions */ + if (changed) { + this.trigger('cuechange'); + changed = false; + } + }); + + if (mode !== 'disabled') { + tt.tech_.ready(function () { + tt.tech_.on('timeupdate', timeupdateHandler); + }, true); + } + + /** + * @memberof TextTrack + * @member {boolean} default + * If this track was set to be on or off by default. Cannot be changed after + * creation. + * @instance + * + * @readonly + */ + Object.defineProperty(tt, 'default', { + get: function get$$1() { + return default_; + }, + set: function set$$1() {} + }); + + /** + * @memberof TextTrack + * @member {string} mode + * Set the mode of this TextTrack to a valid {@link TextTrack~Mode}. Will + * not be set if setting to an invalid mode. + * @instance + * + * @fires TextTrack#modechange + */ + Object.defineProperty(tt, 'mode', { + get: function get$$1() { + return mode; + }, + set: function set$$1(newMode) { + var _this2 = this; + + if (!TextTrackMode[newMode]) { + return; + } + mode = newMode; + if (mode === 'showing') { + + this.tech_.ready(function () { + _this2.tech_.on('timeupdate', timeupdateHandler); + }, true); + } + /** + * An event that fires when mode changes on this track. This allows + * the TextTrackList that holds this track to act accordingly. + * + * > Note: This is not part of the spec! + * + * @event TextTrack#modechange + * @type {EventTarget~Event} + */ + this.trigger('modechange'); + } + }); + + /** + * @memberof TextTrack + * @member {TextTrackCueList} cues + * The text track cue list for this TextTrack. + * @instance + */ + Object.defineProperty(tt, 'cues', { + get: function get$$1() { + if (!this.loaded_) { + return null; + } + + return cues; + }, + set: function set$$1() {} + }); + + /** + * @memberof TextTrack + * @member {TextTrackCueList} activeCues + * The list text track cues that are currently active for this TextTrack. + * @instance + */ + Object.defineProperty(tt, 'activeCues', { + get: function get$$1() { + if (!this.loaded_) { + return null; + } + + // nothing to do + if (this.cues.length === 0) { + return activeCues; + } + + var ct = this.tech_.currentTime(); + var active = []; + + for (var i = 0, l = this.cues.length; i < l; i++) { + var cue = this.cues[i]; + + if (cue.startTime <= ct && cue.endTime >= ct) { + active.push(cue); + } else if (cue.startTime === cue.endTime && cue.startTime <= ct && cue.startTime + 0.5 >= ct) { + active.push(cue); + } + } + + changed = false; + + if (active.length !== this.activeCues_.length) { + changed = true; + } else { + for (var _i = 0; _i < active.length; _i++) { + if (this.activeCues_.indexOf(active[_i]) === -1) { + changed = true; + } + } + } + + this.activeCues_ = active; + activeCues.setCues_(this.activeCues_); + + return activeCues; + }, + set: function set$$1() {} + }); + + if (settings.src) { + tt.src = settings.src; + loadTrack(settings.src, tt); + } else { + tt.loaded_ = true; + } + + return _ret = tt, possibleConstructorReturn(_this, _ret); + } + + /** + * Add a cue to the internal list of cues. + * + * @param {TextTrack~Cue} cue + * The cue to add to our internal list + */ + + + TextTrack.prototype.addCue = function addCue(originalCue) { + var cue = originalCue; + + if (window_1.vttjs && !(originalCue instanceof window_1.vttjs.VTTCue)) { + cue = new window_1.vttjs.VTTCue(originalCue.startTime, originalCue.endTime, originalCue.text); + + for (var prop in originalCue) { + if (!(prop in cue)) { + cue[prop] = originalCue[prop]; + } + } + + // make sure that `id` is copied over + cue.id = originalCue.id; + cue.originalCue_ = originalCue; + } + + var tracks = this.tech_.textTracks(); + + for (var i = 0; i < tracks.length; i++) { + if (tracks[i] !== this) { + tracks[i].removeCue(cue); + } + } + + this.cues_.push(cue); + this.cues.setCues_(this.cues_); + }; + + /** + * Remove a cue from our internal list + * + * @param {TextTrack~Cue} removeCue + * The cue to remove from our internal list + */ + + + TextTrack.prototype.removeCue = function removeCue(_removeCue) { + var i = this.cues_.length; + + while (i--) { + var cue = this.cues_[i]; + + if (cue === _removeCue || cue.originalCue_ && cue.originalCue_ === _removeCue) { + this.cues_.splice(i, 1); + this.cues.setCues_(this.cues_); + break; + } + } + }; + + return TextTrack; +}(Track); + +/** + * cuechange - One or more cues in the track have become active or stopped being active. + */ + + +TextTrack.prototype.allowedEvents_ = { + cuechange: 'cuechange' +}; + +/** + * A representation of a single `AudioTrack`. If it is part of an {@link AudioTrackList} + * only one `AudioTrack` in the list will be enabled at a time. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotrack} + * @extends Track + */ + +var AudioTrack = function (_Track) { + inherits(AudioTrack, _Track); + + /** + * Create an instance of this class. + * + * @param {Object} [options={}] + * Object of option names and values + * + * @param {AudioTrack~Kind} [options.kind=''] + * A valid audio track kind + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this AudioTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {boolean} [options.enabled] + * If this track is the one that is currently playing. If this track is part of + * an {@link AudioTrackList}, only one {@link AudioTrack} will be enabled. + */ + function AudioTrack() { + var _this, _ret; + + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + classCallCheck(this, AudioTrack); + + var settings = mergeOptions(options, { + kind: AudioTrackKind[options.kind] || '' + }); + // on IE8 this will be a document element + // for every other browser this will be a normal object + var track = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); + var enabled = false; + + if (IS_IE8) { + for (var prop in AudioTrack.prototype) { + if (prop !== 'constructor') { + track[prop] = AudioTrack.prototype[prop]; + } + } + } + /** + * @memberof AudioTrack + * @member {boolean} enabled + * If this `AudioTrack` is enabled or not. When setting this will + * fire {@link AudioTrack#enabledchange} if the state of enabled is changed. + * @instance + * + * @fires VideoTrack#selectedchange + */ + Object.defineProperty(track, 'enabled', { + get: function get$$1() { + return enabled; + }, + set: function set$$1(newEnabled) { + // an invalid or unchanged value + if (typeof newEnabled !== 'boolean' || newEnabled === enabled) { + return; + } + enabled = newEnabled; + + /** + * An event that fires when enabled changes on this track. This allows + * the AudioTrackList that holds this track to act accordingly. + * + * > Note: This is not part of the spec! Native tracks will do + * this internally without an event. + * + * @event AudioTrack#enabledchange + * @type {EventTarget~Event} + */ + this.trigger('enabledchange'); + } + }); + + // if the user sets this track to selected then + // set selected to that true value otherwise + // we keep it false + if (settings.enabled) { + track.enabled = settings.enabled; + } + track.loaded_ = true; + + return _ret = track, possibleConstructorReturn(_this, _ret); + } + + return AudioTrack; +}(Track); + +/** + * A representation of a single `VideoTrack`. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotrack} + * @extends Track + */ + +var VideoTrack = function (_Track) { + inherits(VideoTrack, _Track); + + /** + * Create an instance of this class. + * + * @param {Object} [options={}] + * Object of option names and values + * + * @param {string} [options.kind=''] + * A valid {@link VideoTrack~Kind} + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this AudioTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {boolean} [options.selected] + * If this track is the one that is currently playing. + */ + function VideoTrack() { + var _this, _ret; + + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + classCallCheck(this, VideoTrack); + + var settings = mergeOptions(options, { + kind: VideoTrackKind[options.kind] || '' + }); + + // on IE8 this will be a document element + // for every other browser this will be a normal object + var track = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); + var selected = false; + + if (IS_IE8) { + for (var prop in VideoTrack.prototype) { + if (prop !== 'constructor') { + track[prop] = VideoTrack.prototype[prop]; + } + } + } + + /** + * @memberof VideoTrack + * @member {boolean} selected + * If this `VideoTrack` is selected or not. When setting this will + * fire {@link VideoTrack#selectedchange} if the state of selected changed. + * @instance + * + * @fires VideoTrack#selectedchange + */ + Object.defineProperty(track, 'selected', { + get: function get$$1() { + return selected; + }, + set: function set$$1(newSelected) { + // an invalid or unchanged value + if (typeof newSelected !== 'boolean' || newSelected === selected) { + return; + } + selected = newSelected; + + /** + * An event that fires when selected changes on this track. This allows + * the VideoTrackList that holds this track to act accordingly. + * + * > Note: This is not part of the spec! Native tracks will do + * this internally without an event. + * + * @event VideoTrack#selectedchange + * @type {EventTarget~Event} + */ + this.trigger('selectedchange'); + } + }); + + // if the user sets this track to selected then + // set selected to that true value otherwise + // we keep it false + if (settings.selected) { + track.selected = settings.selected; + } + + return _ret = track, possibleConstructorReturn(_this, _ret); + } + + return VideoTrack; +}(Track); + +/** + * @file html-track-element.js + */ + +/** + * @memberof HTMLTrackElement + * @typedef {HTMLTrackElement~ReadyState} + * @enum {number} + */ +var NONE = 0; +var LOADING = 1; +var LOADED = 2; +var ERROR = 3; + +/** + * A single track represented in the DOM. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#htmltrackelement} + * @extends EventTarget + */ + +var HTMLTrackElement = function (_EventTarget) { + inherits(HTMLTrackElement, _EventTarget); + + /** + * Create an instance of this class. + * + * @param {Object} options={} + * Object of option names and values + * + * @param {Tech} options.tech + * A reference to the tech that owns this HTMLTrackElement. + * + * @param {TextTrack~Kind} [options.kind='subtitles'] + * A valid text track kind. + * + * @param {TextTrack~Mode} [options.mode='disabled'] + * A valid text track mode. + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this TextTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {string} [options.srclang=''] + * A valid two character language code. An alternative, but deprioritized + * vesion of `options.language` + * + * @param {string} [options.src] + * A url to TextTrack cues. + * + * @param {boolean} [options.default] + * If this track should default to on or off. + */ + function HTMLTrackElement() { + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + classCallCheck(this, HTMLTrackElement); + + var _this = possibleConstructorReturn(this, _EventTarget.call(this)); + + var readyState = void 0; + var trackElement = _this; // eslint-disable-line + + if (IS_IE8) { + trackElement = document_1.createElement('custom'); + + for (var prop in HTMLTrackElement.prototype) { + if (prop !== 'constructor') { + trackElement[prop] = HTMLTrackElement.prototype[prop]; + } + } + } + + var track = new TextTrack(options); + + trackElement.kind = track.kind; + trackElement.src = track.src; + trackElement.srclang = track.language; + trackElement.label = track.label; + trackElement['default'] = track['default']; + + /** + * @memberof HTMLTrackElement + * @member {HTMLTrackElement~ReadyState} readyState + * The current ready state of the track element. + * @instance + */ + Object.defineProperty(trackElement, 'readyState', { + get: function get$$1() { + return readyState; + } + }); + + /** + * @memberof HTMLTrackElement + * @member {TextTrack} track + * The underlying TextTrack object. + * @instance + * + */ + Object.defineProperty(trackElement, 'track', { + get: function get$$1() { + return track; + } + }); + + readyState = NONE; + + /** + * @listens TextTrack#loadeddata + * @fires HTMLTrackElement#load + */ + track.addEventListener('loadeddata', function () { + readyState = LOADED; + + trackElement.trigger({ + type: 'load', + target: trackElement + }); + }); + + if (IS_IE8) { + var _ret; + + return _ret = trackElement, possibleConstructorReturn(_this, _ret); + } + return _this; + } + + return HTMLTrackElement; +}(EventTarget); + +HTMLTrackElement.prototype.allowedEvents_ = { + load: 'load' +}; + +HTMLTrackElement.NONE = NONE; +HTMLTrackElement.LOADING = LOADING; +HTMLTrackElement.LOADED = LOADED; +HTMLTrackElement.ERROR = ERROR; + +/* + * This file contains all track properties that are used in + * player.js, tech.js, html5.js and possibly other techs in the future. + */ + +var NORMAL = { + audio: { + ListClass: AudioTrackList, + TrackClass: AudioTrack, + capitalName: 'Audio' + }, + video: { + ListClass: VideoTrackList, + TrackClass: VideoTrack, + capitalName: 'Video' + }, + text: { + ListClass: TextTrackList, + TrackClass: TextTrack, + capitalName: 'Text' + } +}; + +Object.keys(NORMAL).forEach(function (type) { + NORMAL[type].getterName = type + 'Tracks'; + NORMAL[type].privateName = type + 'Tracks_'; +}); + +var REMOTE = { + remoteText: { + ListClass: TextTrackList, + TrackClass: TextTrack, + capitalName: 'RemoteText', + getterName: 'remoteTextTracks', + privateName: 'remoteTextTracks_' + }, + remoteTextEl: { + ListClass: HtmlTrackElementList, + TrackClass: HTMLTrackElement, + capitalName: 'RemoteTextTrackEls', + getterName: 'remoteTextTrackEls', + privateName: 'remoteTextTrackEls_' + } +}; + +var ALL = mergeOptions(NORMAL, REMOTE); + +REMOTE.names = Object.keys(REMOTE); +NORMAL.names = Object.keys(NORMAL); +ALL.names = [].concat(REMOTE.names).concat(NORMAL.names); + +/** + * Copyright 2013 vtt.js Contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */ +var _objCreate = Object.create || (function() { + function F() {} + return function(o) { + if (arguments.length !== 1) { + throw new Error('Object.create shim only accepts one parameter.'); + } + F.prototype = o; + return new F(); + }; +})(); + +// Creates a new ParserError object from an errorData object. The errorData +// object should have default code and message properties. The default message +// property can be overriden by passing in a message parameter. +// See ParsingError.Errors below for acceptable errors. +function ParsingError(errorData, message) { + this.name = "ParsingError"; + this.code = errorData.code; + this.message = message || errorData.message; +} +ParsingError.prototype = _objCreate(Error.prototype); +ParsingError.prototype.constructor = ParsingError; + +// ParsingError metadata for acceptable ParsingErrors. +ParsingError.Errors = { + BadSignature: { + code: 0, + message: "Malformed WebVTT signature." + }, + BadTimeStamp: { + code: 1, + message: "Malformed time stamp." + } +}; + +// Try to parse input as a time stamp. +function parseTimeStamp(input) { + + function computeSeconds(h, m, s, f) { + return (h | 0) * 3600 + (m | 0) * 60 + (s | 0) + (f | 0) / 1000; + } + + var m = input.match(/^(\d+):(\d{2})(:\d{2})?\.(\d{3})/); + if (!m) { + return null; + } + + if (m[3]) { + // Timestamp takes the form of [hours]:[minutes]:[seconds].[milliseconds] + return computeSeconds(m[1], m[2], m[3].replace(":", ""), m[4]); + } else if (m[1] > 59) { + // Timestamp takes the form of [hours]:[minutes].[milliseconds] + // First position is hours as it's over 59. + return computeSeconds(m[1], m[2], 0, m[4]); + } else { + // Timestamp takes the form of [minutes]:[seconds].[milliseconds] + return computeSeconds(0, m[1], m[2], m[4]); + } +} + +// A settings object holds key/value pairs and will ignore anything but the first +// assignment to a specific key. +function Settings() { + this.values = _objCreate(null); +} + +Settings.prototype = { + // Only accept the first assignment to any key. + set: function(k, v) { + if (!this.get(k) && v !== "") { + this.values[k] = v; + } + }, + // Return the value for a key, or a default value. + // If 'defaultKey' is passed then 'dflt' is assumed to be an object with + // a number of possible default values as properties where 'defaultKey' is + // the key of the property that will be chosen; otherwise it's assumed to be + // a single value. + get: function(k, dflt, defaultKey) { + if (defaultKey) { + return this.has(k) ? this.values[k] : dflt[defaultKey]; + } + return this.has(k) ? this.values[k] : dflt; + }, + // Check whether we have a value for a key. + has: function(k) { + return k in this.values; + }, + // Accept a setting if its one of the given alternatives. + alt: function(k, v, a) { + for (var n = 0; n < a.length; ++n) { + if (v === a[n]) { + this.set(k, v); + break; + } + } + }, + // Accept a setting if its a valid (signed) integer. + integer: function(k, v) { + if (/^-?\d+$/.test(v)) { // integer + this.set(k, parseInt(v, 10)); + } + }, + // Accept a setting if its a valid percentage. + percent: function(k, v) { + var m; + if ((m = v.match(/^([\d]{1,3})(\.[\d]*)?%$/))) { + v = parseFloat(v); + if (v >= 0 && v <= 100) { + this.set(k, v); + return true; + } + } + return false; + } +}; + +// Helper function to parse input into groups separated by 'groupDelim', and +// interprete each group as a key/value pair separated by 'keyValueDelim'. +function parseOptions(input, callback, keyValueDelim, groupDelim) { + var groups = groupDelim ? input.split(groupDelim) : [input]; + for (var i in groups) { + if (typeof groups[i] !== "string") { + continue; + } + var kv = groups[i].split(keyValueDelim); + if (kv.length !== 2) { + continue; + } + var k = kv[0]; + var v = kv[1]; + callback(k, v); + } +} + +function parseCue(input, cue, regionList) { + // Remember the original input if we need to throw an error. + var oInput = input; + // 4.1 WebVTT timestamp + function consumeTimeStamp() { + var ts = parseTimeStamp(input); + if (ts === null) { + throw new ParsingError(ParsingError.Errors.BadTimeStamp, + "Malformed timestamp: " + oInput); + } + // Remove time stamp from input. + input = input.replace(/^[^\sa-zA-Z-]+/, ""); + return ts; + } + + // 4.4.2 WebVTT cue settings + function consumeCueSettings(input, cue) { + var settings = new Settings(); + + parseOptions(input, function (k, v) { + switch (k) { + case "region": + // Find the last region we parsed with the same region id. + for (var i = regionList.length - 1; i >= 0; i--) { + if (regionList[i].id === v) { + settings.set(k, regionList[i].region); + break; + } + } + break; + case "vertical": + settings.alt(k, v, ["rl", "lr"]); + break; + case "line": + var vals = v.split(","), + vals0 = vals[0]; + settings.integer(k, vals0); + settings.percent(k, vals0) ? settings.set("snapToLines", false) : null; + settings.alt(k, vals0, ["auto"]); + if (vals.length === 2) { + settings.alt("lineAlign", vals[1], ["start", "middle", "end"]); + } + break; + case "position": + vals = v.split(","); + settings.percent(k, vals[0]); + if (vals.length === 2) { + settings.alt("positionAlign", vals[1], ["start", "middle", "end"]); + } + break; + case "size": + settings.percent(k, v); + break; + case "align": + settings.alt(k, v, ["start", "middle", "end", "left", "right"]); + break; + } + }, /:/, /\s/); + + // Apply default values for any missing fields. + cue.region = settings.get("region", null); + cue.vertical = settings.get("vertical", ""); + cue.line = settings.get("line", "auto"); + cue.lineAlign = settings.get("lineAlign", "start"); + cue.snapToLines = settings.get("snapToLines", true); + cue.size = settings.get("size", 100); + cue.align = settings.get("align", "middle"); + cue.position = settings.get("position", { + start: 0, + left: 0, + middle: 50, + end: 100, + right: 100 + }, cue.align); + cue.positionAlign = settings.get("positionAlign", { + start: "start", + left: "start", + middle: "middle", + end: "end", + right: "end" + }, cue.align); + } + + function skipWhitespace() { + input = input.replace(/^\s+/, ""); + } + + // 4.1 WebVTT cue timings. + skipWhitespace(); + cue.startTime = consumeTimeStamp(); // (1) collect cue start time + skipWhitespace(); + if (input.substr(0, 3) !== "-->") { // (3) next characters must match "-->" + throw new ParsingError(ParsingError.Errors.BadTimeStamp, + "Malformed time stamp (time stamps must be separated by '-->'): " + + oInput); + } + input = input.substr(3); + skipWhitespace(); + cue.endTime = consumeTimeStamp(); // (5) collect cue end time + + // 4.1 WebVTT cue settings list. + skipWhitespace(); + consumeCueSettings(input, cue); +} + +var ESCAPE = { + "&": "&", + "<": "<", + ">": ">", + "‎": "\u200e", + "‏": "\u200f", + " ": "\u00a0" +}; + +var TAG_NAME = { + c: "span", + i: "i", + b: "b", + u: "u", + ruby: "ruby", + rt: "rt", + v: "span", + lang: "span" +}; + +var TAG_ANNOTATION = { + v: "title", + lang: "lang" +}; + +var NEEDS_PARENT = { + rt: "ruby" +}; + +// Parse content into a document fragment. +function parseContent(window, input) { + function nextToken() { + // Check for end-of-string. + if (!input) { + return null; + } + + // Consume 'n' characters from the input. + function consume(result) { + input = input.substr(result.length); + return result; + } + + var m = input.match(/^([^<]*)(<[^>]+>?)?/); + // If there is some text before the next tag, return it, otherwise return + // the tag. + return consume(m[1] ? m[1] : m[2]); + } + + // Unescape a string 's'. + function unescape1(e) { + return ESCAPE[e]; + } + function unescape(s) { + while ((m = s.match(/&(amp|lt|gt|lrm|rlm|nbsp);/))) { + s = s.replace(m[0], unescape1); + } + return s; + } + + function shouldAdd(current, element) { + return !NEEDS_PARENT[element.localName] || + NEEDS_PARENT[element.localName] === current.localName; + } + + // Create an element for this tag. + function createElement(type, annotation) { + var tagName = TAG_NAME[type]; + if (!tagName) { + return null; + } + var element = window.document.createElement(tagName); + element.localName = tagName; + var name = TAG_ANNOTATION[type]; + if (name && annotation) { + element[name] = annotation.trim(); + } + return element; + } + + var rootDiv = window.document.createElement("div"), + current = rootDiv, + t, + tagStack = []; + + while ((t = nextToken()) !== null) { + if (t[0] === '<') { + if (t[1] === "/") { + // If the closing tag matches, move back up to the parent node. + if (tagStack.length && + tagStack[tagStack.length - 1] === t.substr(2).replace(">", "")) { + tagStack.pop(); + current = current.parentNode; + } + // Otherwise just ignore the end tag. + continue; + } + var ts = parseTimeStamp(t.substr(1, t.length - 2)); + var node; + if (ts) { + // Timestamps are lead nodes as well. + node = window.document.createProcessingInstruction("timestamp", ts); + current.appendChild(node); + continue; + } + var m = t.match(/^<([^.\s/0-9>]+)(\.[^\s\\>]+)?([^>\\]+)?(\\?)>?$/); + // If we can't parse the tag, skip to the next tag. + if (!m) { + continue; + } + // Try to construct an element, and ignore the tag if we couldn't. + node = createElement(m[1], m[3]); + if (!node) { + continue; + } + // Determine if the tag should be added based on the context of where it + // is placed in the cuetext. + if (!shouldAdd(current, node)) { + continue; + } + // Set the class list (as a list of classes, separated by space). + if (m[2]) { + node.className = m[2].substr(1).replace('.', ' '); + } + // Append the node to the current node, and enter the scope of the new + // node. + tagStack.push(m[1]); + current.appendChild(node); + current = node; + continue; + } + + // Text nodes are leaf nodes. + current.appendChild(window.document.createTextNode(unescape(t))); + } + + return rootDiv; +} + +// This is a list of all the Unicode characters that have a strong +// right-to-left category. What this means is that these characters are +// written right-to-left for sure. It was generated by pulling all the strong +// right-to-left characters out of the Unicode data table. That table can +// found at: http://www.unicode.org/Public/UNIDATA/UnicodeData.txt +var strongRTLRanges = [[0x5be, 0x5be], [0x5c0, 0x5c0], [0x5c3, 0x5c3], [0x5c6, 0x5c6], + [0x5d0, 0x5ea], [0x5f0, 0x5f4], [0x608, 0x608], [0x60b, 0x60b], [0x60d, 0x60d], + [0x61b, 0x61b], [0x61e, 0x64a], [0x66d, 0x66f], [0x671, 0x6d5], [0x6e5, 0x6e6], + [0x6ee, 0x6ef], [0x6fa, 0x70d], [0x70f, 0x710], [0x712, 0x72f], [0x74d, 0x7a5], + [0x7b1, 0x7b1], [0x7c0, 0x7ea], [0x7f4, 0x7f5], [0x7fa, 0x7fa], [0x800, 0x815], + [0x81a, 0x81a], [0x824, 0x824], [0x828, 0x828], [0x830, 0x83e], [0x840, 0x858], + [0x85e, 0x85e], [0x8a0, 0x8a0], [0x8a2, 0x8ac], [0x200f, 0x200f], + [0xfb1d, 0xfb1d], [0xfb1f, 0xfb28], [0xfb2a, 0xfb36], [0xfb38, 0xfb3c], + [0xfb3e, 0xfb3e], [0xfb40, 0xfb41], [0xfb43, 0xfb44], [0xfb46, 0xfbc1], + [0xfbd3, 0xfd3d], [0xfd50, 0xfd8f], [0xfd92, 0xfdc7], [0xfdf0, 0xfdfc], + [0xfe70, 0xfe74], [0xfe76, 0xfefc], [0x10800, 0x10805], [0x10808, 0x10808], + [0x1080a, 0x10835], [0x10837, 0x10838], [0x1083c, 0x1083c], [0x1083f, 0x10855], + [0x10857, 0x1085f], [0x10900, 0x1091b], [0x10920, 0x10939], [0x1093f, 0x1093f], + [0x10980, 0x109b7], [0x109be, 0x109bf], [0x10a00, 0x10a00], [0x10a10, 0x10a13], + [0x10a15, 0x10a17], [0x10a19, 0x10a33], [0x10a40, 0x10a47], [0x10a50, 0x10a58], + [0x10a60, 0x10a7f], [0x10b00, 0x10b35], [0x10b40, 0x10b55], [0x10b58, 0x10b72], + [0x10b78, 0x10b7f], [0x10c00, 0x10c48], [0x1ee00, 0x1ee03], [0x1ee05, 0x1ee1f], + [0x1ee21, 0x1ee22], [0x1ee24, 0x1ee24], [0x1ee27, 0x1ee27], [0x1ee29, 0x1ee32], + [0x1ee34, 0x1ee37], [0x1ee39, 0x1ee39], [0x1ee3b, 0x1ee3b], [0x1ee42, 0x1ee42], + [0x1ee47, 0x1ee47], [0x1ee49, 0x1ee49], [0x1ee4b, 0x1ee4b], [0x1ee4d, 0x1ee4f], + [0x1ee51, 0x1ee52], [0x1ee54, 0x1ee54], [0x1ee57, 0x1ee57], [0x1ee59, 0x1ee59], + [0x1ee5b, 0x1ee5b], [0x1ee5d, 0x1ee5d], [0x1ee5f, 0x1ee5f], [0x1ee61, 0x1ee62], + [0x1ee64, 0x1ee64], [0x1ee67, 0x1ee6a], [0x1ee6c, 0x1ee72], [0x1ee74, 0x1ee77], + [0x1ee79, 0x1ee7c], [0x1ee7e, 0x1ee7e], [0x1ee80, 0x1ee89], [0x1ee8b, 0x1ee9b], + [0x1eea1, 0x1eea3], [0x1eea5, 0x1eea9], [0x1eeab, 0x1eebb], [0x10fffd, 0x10fffd]]; + +function isStrongRTLChar(charCode) { + for (var i = 0; i < strongRTLRanges.length; i++) { + var currentRange = strongRTLRanges[i]; + if (charCode >= currentRange[0] && charCode <= currentRange[1]) { + return true; + } + } + + return false; +} + +function determineBidi(cueDiv) { + var nodeStack = [], + text = "", + charCode; + + if (!cueDiv || !cueDiv.childNodes) { + return "ltr"; + } + + function pushNodes(nodeStack, node) { + for (var i = node.childNodes.length - 1; i >= 0; i--) { + nodeStack.push(node.childNodes[i]); + } + } + + function nextTextNode(nodeStack) { + if (!nodeStack || !nodeStack.length) { + return null; + } + + var node = nodeStack.pop(), + text = node.textContent || node.innerText; + if (text) { + // TODO: This should match all unicode type B characters (paragraph + // separator characters). See issue #115. + var m = text.match(/^.*(\n|\r)/); + if (m) { + nodeStack.length = 0; + return m[0]; + } + return text; + } + if (node.tagName === "ruby") { + return nextTextNode(nodeStack); + } + if (node.childNodes) { + pushNodes(nodeStack, node); + return nextTextNode(nodeStack); + } + } + + pushNodes(nodeStack, cueDiv); + while ((text = nextTextNode(nodeStack))) { + for (var i = 0; i < text.length; i++) { + charCode = text.charCodeAt(i); + if (isStrongRTLChar(charCode)) { + return "rtl"; + } + } + } + return "ltr"; +} + +function computeLinePos(cue) { + if (typeof cue.line === "number" && + (cue.snapToLines || (cue.line >= 0 && cue.line <= 100))) { + return cue.line; + } + if (!cue.track || !cue.track.textTrackList || + !cue.track.textTrackList.mediaElement) { + return -1; + } + var track = cue.track, + trackList = track.textTrackList, + count = 0; + for (var i = 0; i < trackList.length && trackList[i] !== track; i++) { + if (trackList[i].mode === "showing") { + count++; + } + } + return ++count * -1; +} + +function StyleBox() { +} + +// Apply styles to a div. If there is no div passed then it defaults to the +// div on 'this'. +StyleBox.prototype.applyStyles = function(styles, div) { + div = div || this.div; + for (var prop in styles) { + if (styles.hasOwnProperty(prop)) { + div.style[prop] = styles[prop]; + } + } +}; + +StyleBox.prototype.formatStyle = function(val, unit) { + return val === 0 ? 0 : val + unit; +}; + +// Constructs the computed display state of the cue (a div). Places the div +// into the overlay which should be a block level element (usually a div). +function CueStyleBox(window, cue, styleOptions) { + var isIE8 = (/MSIE\s8\.0/).test(navigator.userAgent); + var color = "rgba(255, 255, 255, 1)"; + var backgroundColor = "rgba(0, 0, 0, 0.8)"; + + if (isIE8) { + color = "rgb(255, 255, 255)"; + backgroundColor = "rgb(0, 0, 0)"; + } + + StyleBox.call(this); + this.cue = cue; + + // Parse our cue's text into a DOM tree rooted at 'cueDiv'. This div will + // have inline positioning and will function as the cue background box. + this.cueDiv = parseContent(window, cue.text); + var styles = { + color: color, + backgroundColor: backgroundColor, + position: "relative", + left: 0, + right: 0, + top: 0, + bottom: 0, + display: "inline" + }; + + if (!isIE8) { + styles.writingMode = cue.vertical === "" ? "horizontal-tb" + : cue.vertical === "lr" ? "vertical-lr" + : "vertical-rl"; + styles.unicodeBidi = "plaintext"; + } + this.applyStyles(styles, this.cueDiv); + + // Create an absolutely positioned div that will be used to position the cue + // div. Note, all WebVTT cue-setting alignments are equivalent to the CSS + // mirrors of them except "middle" which is "center" in CSS. + this.div = window.document.createElement("div"); + styles = { + textAlign: cue.align === "middle" ? "center" : cue.align, + font: styleOptions.font, + whiteSpace: "pre-line", + position: "absolute" + }; + + if (!isIE8) { + styles.direction = determineBidi(this.cueDiv); + styles.writingMode = cue.vertical === "" ? "horizontal-tb" + : cue.vertical === "lr" ? "vertical-lr" + : "vertical-rl". + stylesunicodeBidi = "plaintext"; + } + + this.applyStyles(styles); + + this.div.appendChild(this.cueDiv); + + // Calculate the distance from the reference edge of the viewport to the text + // position of the cue box. The reference edge will be resolved later when + // the box orientation styles are applied. + var textPos = 0; + switch (cue.positionAlign) { + case "start": + textPos = cue.position; + break; + case "middle": + textPos = cue.position - (cue.size / 2); + break; + case "end": + textPos = cue.position - cue.size; + break; + } + + // Horizontal box orientation; textPos is the distance from the left edge of the + // area to the left edge of the box and cue.size is the distance extending to + // the right from there. + if (cue.vertical === "") { + this.applyStyles({ + left: this.formatStyle(textPos, "%"), + width: this.formatStyle(cue.size, "%") + }); + // Vertical box orientation; textPos is the distance from the top edge of the + // area to the top edge of the box and cue.size is the height extending + // downwards from there. + } else { + this.applyStyles({ + top: this.formatStyle(textPos, "%"), + height: this.formatStyle(cue.size, "%") + }); + } + + this.move = function(box) { + this.applyStyles({ + top: this.formatStyle(box.top, "px"), + bottom: this.formatStyle(box.bottom, "px"), + left: this.formatStyle(box.left, "px"), + right: this.formatStyle(box.right, "px"), + height: this.formatStyle(box.height, "px"), + width: this.formatStyle(box.width, "px") + }); + }; +} +CueStyleBox.prototype = _objCreate(StyleBox.prototype); +CueStyleBox.prototype.constructor = CueStyleBox; + +// Represents the co-ordinates of an Element in a way that we can easily +// compute things with such as if it overlaps or intersects with another Element. +// Can initialize it with either a StyleBox or another BoxPosition. +function BoxPosition(obj) { + var isIE8 = (/MSIE\s8\.0/).test(navigator.userAgent); + + // Either a BoxPosition was passed in and we need to copy it, or a StyleBox + // was passed in and we need to copy the results of 'getBoundingClientRect' + // as the object returned is readonly. All co-ordinate values are in reference + // to the viewport origin (top left). + var lh, height, width, top; + if (obj.div) { + height = obj.div.offsetHeight; + width = obj.div.offsetWidth; + top = obj.div.offsetTop; + + var rects = (rects = obj.div.childNodes) && (rects = rects[0]) && + rects.getClientRects && rects.getClientRects(); + obj = obj.div.getBoundingClientRect(); + // In certain cases the outter div will be slightly larger then the sum of + // the inner div's lines. This could be due to bold text, etc, on some platforms. + // In this case we should get the average line height and use that. This will + // result in the desired behaviour. + lh = rects ? Math.max((rects[0] && rects[0].height) || 0, obj.height / rects.length) + : 0; + + } + this.left = obj.left; + this.right = obj.right; + this.top = obj.top || top; + this.height = obj.height || height; + this.bottom = obj.bottom || (top + (obj.height || height)); + this.width = obj.width || width; + this.lineHeight = lh !== undefined ? lh : obj.lineHeight; + + if (isIE8 && !this.lineHeight) { + this.lineHeight = 13; + } +} + +// Move the box along a particular axis. Optionally pass in an amount to move +// the box. If no amount is passed then the default is the line height of the +// box. +BoxPosition.prototype.move = function(axis, toMove) { + toMove = toMove !== undefined ? toMove : this.lineHeight; + switch (axis) { + case "+x": + this.left += toMove; + this.right += toMove; + break; + case "-x": + this.left -= toMove; + this.right -= toMove; + break; + case "+y": + this.top += toMove; + this.bottom += toMove; + break; + case "-y": + this.top -= toMove; + this.bottom -= toMove; + break; + } +}; + +// Check if this box overlaps another box, b2. +BoxPosition.prototype.overlaps = function(b2) { + return this.left < b2.right && + this.right > b2.left && + this.top < b2.bottom && + this.bottom > b2.top; +}; + +// Check if this box overlaps any other boxes in boxes. +BoxPosition.prototype.overlapsAny = function(boxes) { + for (var i = 0; i < boxes.length; i++) { + if (this.overlaps(boxes[i])) { + return true; + } + } + return false; +}; + +// Check if this box is within another box. +BoxPosition.prototype.within = function(container) { + return this.top >= container.top && + this.bottom <= container.bottom && + this.left >= container.left && + this.right <= container.right; +}; + +// Check if this box is entirely within the container or it is overlapping +// on the edge opposite of the axis direction passed. For example, if "+x" is +// passed and the box is overlapping on the left edge of the container, then +// return true. +BoxPosition.prototype.overlapsOppositeAxis = function(container, axis) { + switch (axis) { + case "+x": + return this.left < container.left; + case "-x": + return this.right > container.right; + case "+y": + return this.top < container.top; + case "-y": + return this.bottom > container.bottom; + } +}; + +// Find the percentage of the area that this box is overlapping with another +// box. +BoxPosition.prototype.intersectPercentage = function(b2) { + var x = Math.max(0, Math.min(this.right, b2.right) - Math.max(this.left, b2.left)), + y = Math.max(0, Math.min(this.bottom, b2.bottom) - Math.max(this.top, b2.top)), + intersectArea = x * y; + return intersectArea / (this.height * this.width); +}; + +// Convert the positions from this box to CSS compatible positions using +// the reference container's positions. This has to be done because this +// box's positions are in reference to the viewport origin, whereas, CSS +// values are in referecne to their respective edges. +BoxPosition.prototype.toCSSCompatValues = function(reference) { + return { + top: this.top - reference.top, + bottom: reference.bottom - this.bottom, + left: this.left - reference.left, + right: reference.right - this.right, + height: this.height, + width: this.width + }; +}; + +// Get an object that represents the box's position without anything extra. +// Can pass a StyleBox, HTMLElement, or another BoxPositon. +BoxPosition.getSimpleBoxPosition = function(obj) { + var height = obj.div ? obj.div.offsetHeight : obj.tagName ? obj.offsetHeight : 0; + var width = obj.div ? obj.div.offsetWidth : obj.tagName ? obj.offsetWidth : 0; + var top = obj.div ? obj.div.offsetTop : obj.tagName ? obj.offsetTop : 0; + + obj = obj.div ? obj.div.getBoundingClientRect() : + obj.tagName ? obj.getBoundingClientRect() : obj; + var ret = { + left: obj.left, + right: obj.right, + top: obj.top || top, + height: obj.height || height, + bottom: obj.bottom || (top + (obj.height || height)), + width: obj.width || width + }; + return ret; +}; + +// Move a StyleBox to its specified, or next best, position. The containerBox +// is the box that contains the StyleBox, such as a div. boxPositions are +// a list of other boxes that the styleBox can't overlap with. +function moveBoxToLinePosition(window, styleBox, containerBox, boxPositions) { + + // Find the best position for a cue box, b, on the video. The axis parameter + // is a list of axis, the order of which, it will move the box along. For example: + // Passing ["+x", "-x"] will move the box first along the x axis in the positive + // direction. If it doesn't find a good position for it there it will then move + // it along the x axis in the negative direction. + function findBestPosition(b, axis) { + var bestPosition, + specifiedPosition = new BoxPosition(b), + percentage = 1; // Highest possible so the first thing we get is better. + + for (var i = 0; i < axis.length; i++) { + while (b.overlapsOppositeAxis(containerBox, axis[i]) || + (b.within(containerBox) && b.overlapsAny(boxPositions))) { + b.move(axis[i]); + } + // We found a spot where we aren't overlapping anything. This is our + // best position. + if (b.within(containerBox)) { + return b; + } + var p = b.intersectPercentage(containerBox); + // If we're outside the container box less then we were on our last try + // then remember this position as the best position. + if (percentage > p) { + bestPosition = new BoxPosition(b); + percentage = p; + } + // Reset the box position to the specified position. + b = new BoxPosition(specifiedPosition); + } + return bestPosition || specifiedPosition; + } + + var boxPosition = new BoxPosition(styleBox), + cue = styleBox.cue, + linePos = computeLinePos(cue), + axis = []; + + // If we have a line number to align the cue to. + if (cue.snapToLines) { + var size; + switch (cue.vertical) { + case "": + axis = [ "+y", "-y" ]; + size = "height"; + break; + case "rl": + axis = [ "+x", "-x" ]; + size = "width"; + break; + case "lr": + axis = [ "-x", "+x" ]; + size = "width"; + break; + } + + var step = boxPosition.lineHeight, + position = step * Math.round(linePos), + maxPosition = containerBox[size] + step, + initialAxis = axis[0]; + + // If the specified intial position is greater then the max position then + // clamp the box to the amount of steps it would take for the box to + // reach the max position. + if (Math.abs(position) > maxPosition) { + position = position < 0 ? -1 : 1; + position *= Math.ceil(maxPosition / step) * step; + } + + // If computed line position returns negative then line numbers are + // relative to the bottom of the video instead of the top. Therefore, we + // need to increase our initial position by the length or width of the + // video, depending on the writing direction, and reverse our axis directions. + if (linePos < 0) { + position += cue.vertical === "" ? containerBox.height : containerBox.width; + axis = axis.reverse(); + } + + // Move the box to the specified position. This may not be its best + // position. + boxPosition.move(initialAxis, position); + + } else { + // If we have a percentage line value for the cue. + var calculatedPercentage = (boxPosition.lineHeight / containerBox.height) * 100; + + switch (cue.lineAlign) { + case "middle": + linePos -= (calculatedPercentage / 2); + break; + case "end": + linePos -= calculatedPercentage; + break; + } + + // Apply initial line position to the cue box. + switch (cue.vertical) { + case "": + styleBox.applyStyles({ + top: styleBox.formatStyle(linePos, "%") + }); + break; + case "rl": + styleBox.applyStyles({ + left: styleBox.formatStyle(linePos, "%") + }); + break; + case "lr": + styleBox.applyStyles({ + right: styleBox.formatStyle(linePos, "%") + }); + break; + } + + axis = [ "+y", "-x", "+x", "-y" ]; + + // Get the box position again after we've applied the specified positioning + // to it. + boxPosition = new BoxPosition(styleBox); + } + + var bestPosition = findBestPosition(boxPosition, axis); + styleBox.move(bestPosition.toCSSCompatValues(containerBox)); +} + +function WebVTT$1() { + // Nothing +} + +// Helper to allow strings to be decoded instead of the default binary utf8 data. +WebVTT$1.StringDecoder = function() { + return { + decode: function(data) { + if (!data) { + return ""; + } + if (typeof data !== "string") { + throw new Error("Error - expected string data."); + } + return decodeURIComponent(encodeURIComponent(data)); + } + }; +}; + +WebVTT$1.convertCueToDOMTree = function(window, cuetext) { + if (!window || !cuetext) { + return null; + } + return parseContent(window, cuetext); +}; + +var FONT_SIZE_PERCENT = 0.05; +var FONT_STYLE = "sans-serif"; +var CUE_BACKGROUND_PADDING = "1.5%"; + +// Runs the processing model over the cues and regions passed to it. +// @param overlay A block level element (usually a div) that the computed cues +// and regions will be placed into. +WebVTT$1.processCues = function(window, cues, overlay) { + if (!window || !cues || !overlay) { + return null; + } + + // Remove all previous children. + while (overlay.firstChild) { + overlay.removeChild(overlay.firstChild); + } + + var paddedOverlay = window.document.createElement("div"); + paddedOverlay.style.position = "absolute"; + paddedOverlay.style.left = "0"; + paddedOverlay.style.right = "0"; + paddedOverlay.style.top = "0"; + paddedOverlay.style.bottom = "0"; + paddedOverlay.style.margin = CUE_BACKGROUND_PADDING; + overlay.appendChild(paddedOverlay); + + // Determine if we need to compute the display states of the cues. This could + // be the case if a cue's state has been changed since the last computation or + // if it has not been computed yet. + function shouldCompute(cues) { + for (var i = 0; i < cues.length; i++) { + if (cues[i].hasBeenReset || !cues[i].displayState) { + return true; + } + } + return false; + } + + // We don't need to recompute the cues' display states. Just reuse them. + if (!shouldCompute(cues)) { + for (var i = 0; i < cues.length; i++) { + paddedOverlay.appendChild(cues[i].displayState); + } + return; + } + + var boxPositions = [], + containerBox = BoxPosition.getSimpleBoxPosition(paddedOverlay), + fontSize = Math.round(containerBox.height * FONT_SIZE_PERCENT * 100) / 100; + var styleOptions = { + font: fontSize + "px " + FONT_STYLE + }; + + (function() { + var styleBox, cue; + + for (var i = 0; i < cues.length; i++) { + cue = cues[i]; + + // Compute the intial position and styles of the cue div. + styleBox = new CueStyleBox(window, cue, styleOptions); + paddedOverlay.appendChild(styleBox.div); + + // Move the cue div to it's correct line position. + moveBoxToLinePosition(window, styleBox, containerBox, boxPositions); + + // Remember the computed div so that we don't have to recompute it later + // if we don't have too. + cue.displayState = styleBox.div; + + boxPositions.push(BoxPosition.getSimpleBoxPosition(styleBox)); + } + })(); +}; + +WebVTT$1.Parser = function(window, vttjs, decoder) { + if (!decoder) { + decoder = vttjs; + vttjs = {}; + } + if (!vttjs) { + vttjs = {}; + } + + this.window = window; + this.vttjs = vttjs; + this.state = "INITIAL"; + this.buffer = ""; + this.decoder = decoder || new TextDecoder("utf8"); + this.regionList = []; +}; + +WebVTT$1.Parser.prototype = { + // If the error is a ParsingError then report it to the consumer if + // possible. If it's not a ParsingError then throw it like normal. + reportOrThrowError: function(e) { + if (e instanceof ParsingError) { + this.onparsingerror && this.onparsingerror(e); + } else { + throw e; + } + }, + parse: function (data) { + var self = this; + + // If there is no data then we won't decode it, but will just try to parse + // whatever is in buffer already. This may occur in circumstances, for + // example when flush() is called. + if (data) { + // Try to decode the data that we received. + self.buffer += self.decoder.decode(data, {stream: true}); + } + + function collectNextLine() { + var buffer = self.buffer; + var pos = 0; + while (pos < buffer.length && buffer[pos] !== '\r' && buffer[pos] !== '\n') { + ++pos; + } + var line = buffer.substr(0, pos); + // Advance the buffer early in case we fail below. + if (buffer[pos] === '\r') { + ++pos; + } + if (buffer[pos] === '\n') { + ++pos; + } + self.buffer = buffer.substr(pos); + return line; + } + + // 3.4 WebVTT region and WebVTT region settings syntax + function parseRegion(input) { + var settings = new Settings(); + + parseOptions(input, function (k, v) { + switch (k) { + case "id": + settings.set(k, v); + break; + case "width": + settings.percent(k, v); + break; + case "lines": + settings.integer(k, v); + break; + case "regionanchor": + case "viewportanchor": + var xy = v.split(','); + if (xy.length !== 2) { + break; + } + // We have to make sure both x and y parse, so use a temporary + // settings object here. + var anchor = new Settings(); + anchor.percent("x", xy[0]); + anchor.percent("y", xy[1]); + if (!anchor.has("x") || !anchor.has("y")) { + break; + } + settings.set(k + "X", anchor.get("x")); + settings.set(k + "Y", anchor.get("y")); + break; + case "scroll": + settings.alt(k, v, ["up"]); + break; + } + }, /=/, /\s/); + + // Create the region, using default values for any values that were not + // specified. + if (settings.has("id")) { + var region = new (self.vttjs.VTTRegion || self.window.VTTRegion)(); + region.width = settings.get("width", 100); + region.lines = settings.get("lines", 3); + region.regionAnchorX = settings.get("regionanchorX", 0); + region.regionAnchorY = settings.get("regionanchorY", 100); + region.viewportAnchorX = settings.get("viewportanchorX", 0); + region.viewportAnchorY = settings.get("viewportanchorY", 100); + region.scroll = settings.get("scroll", ""); + // Register the region. + self.onregion && self.onregion(region); + // Remember the VTTRegion for later in case we parse any VTTCues that + // reference it. + self.regionList.push({ + id: settings.get("id"), + region: region + }); + } + } + + // draft-pantos-http-live-streaming-20 + // https://tools.ietf.org/html/draft-pantos-http-live-streaming-20#section-3.5 + // 3.5 WebVTT + function parseTimestampMap(input) { + var settings = new Settings(); + + parseOptions(input, function(k, v) { + switch(k) { + case "MPEGT": + settings.integer(k + 'S', v); + break; + case "LOCA": + settings.set(k + 'L', parseTimeStamp(v)); + break; + } + }, /[^\d]:/, /,/); + + self.ontimestampmap && self.ontimestampmap({ + "MPEGTS": settings.get("MPEGTS"), + "LOCAL": settings.get("LOCAL") + }); + } + + // 3.2 WebVTT metadata header syntax + function parseHeader(input) { + if (input.match(/X-TIMESTAMP-MAP/)) { + // This line contains HLS X-TIMESTAMP-MAP metadata + parseOptions(input, function(k, v) { + switch(k) { + case "X-TIMESTAMP-MAP": + parseTimestampMap(v); + break; + } + }, /=/); + } else { + parseOptions(input, function (k, v) { + switch (k) { + case "Region": + // 3.3 WebVTT region metadata header syntax + parseRegion(v); + break; + } + }, /:/); + } + + } + + // 5.1 WebVTT file parsing. + try { + var line; + if (self.state === "INITIAL") { + // We can't start parsing until we have the first line. + if (!/\r\n|\n/.test(self.buffer)) { + return this; + } + + line = collectNextLine(); + + var m = line.match(/^WEBVTT([ \t].*)?$/); + if (!m || !m[0]) { + throw new ParsingError(ParsingError.Errors.BadSignature); + } + + self.state = "HEADER"; + } + + var alreadyCollectedLine = false; + while (self.buffer) { + // We can't parse a line until we have the full line. + if (!/\r\n|\n/.test(self.buffer)) { + return this; + } + + if (!alreadyCollectedLine) { + line = collectNextLine(); + } else { + alreadyCollectedLine = false; + } + + switch (self.state) { + case "HEADER": + // 13-18 - Allow a header (metadata) under the WEBVTT line. + if (/:/.test(line)) { + parseHeader(line); + } else if (!line) { + // An empty line terminates the header and starts the body (cues). + self.state = "ID"; + } + continue; + case "NOTE": + // Ignore NOTE blocks. + if (!line) { + self.state = "ID"; + } + continue; + case "ID": + // Check for the start of NOTE blocks. + if (/^NOTE($|[ \t])/.test(line)) { + self.state = "NOTE"; + break; + } + // 19-29 - Allow any number of line terminators, then initialize new cue values. + if (!line) { + continue; + } + self.cue = new (self.vttjs.VTTCue || self.window.VTTCue)(0, 0, ""); + self.state = "CUE"; + // 30-39 - Check if self line contains an optional identifier or timing data. + if (line.indexOf("-->") === -1) { + self.cue.id = line; + continue; + } + // Process line as start of a cue. + /*falls through*/ + case "CUE": + // 40 - Collect cue timings and settings. + try { + parseCue(line, self.cue, self.regionList); + } catch (e) { + self.reportOrThrowError(e); + // In case of an error ignore rest of the cue. + self.cue = null; + self.state = "BADCUE"; + continue; + } + self.state = "CUETEXT"; + continue; + case "CUETEXT": + var hasSubstring = line.indexOf("-->") !== -1; + // 34 - If we have an empty line then report the cue. + // 35 - If we have the special substring '-->' then report the cue, + // but do not collect the line as we need to process the current + // one as a new cue. + if (!line || hasSubstring && (alreadyCollectedLine = true)) { + // We are done parsing self cue. + self.oncue && self.oncue(self.cue); + self.cue = null; + self.state = "ID"; + continue; + } + if (self.cue.text) { + self.cue.text += "\n"; + } + self.cue.text += line; + continue; + case "BADCUE": // BADCUE + // 54-62 - Collect and discard the remaining cue. + if (!line) { + self.state = "ID"; + } + continue; + } + } + } catch (e) { + self.reportOrThrowError(e); + + // If we are currently parsing a cue, report what we have. + if (self.state === "CUETEXT" && self.cue && self.oncue) { + self.oncue(self.cue); + } + self.cue = null; + // Enter BADWEBVTT state if header was not parsed correctly otherwise + // another exception occurred so enter BADCUE state. + self.state = self.state === "INITIAL" ? "BADWEBVTT" : "BADCUE"; + } + return this; + }, + flush: function () { + var self = this; + try { + // Finish decoding the stream. + self.buffer += self.decoder.decode(); + // Synthesize the end of the current cue or region. + if (self.cue || self.state === "HEADER") { + self.buffer += "\n\n"; + self.parse(); + } + // If we've flushed, parsed, and we're still on the INITIAL state then + // that means we don't have enough of the stream to parse the first + // line. + if (self.state === "INITIAL") { + throw new ParsingError(ParsingError.Errors.BadSignature); + } + } catch(e) { + self.reportOrThrowError(e); + } + self.onflush && self.onflush(); + return this; + } +}; + +var vtt$1 = WebVTT$1; + +/** + * Copyright 2013 vtt.js Contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +var autoKeyword = "auto"; +var directionSetting = { + "": true, + "lr": true, + "rl": true +}; +var alignSetting = { + "start": true, + "middle": true, + "end": true, + "left": true, + "right": true +}; + +function findDirectionSetting(value) { + if (typeof value !== "string") { + return false; + } + var dir = directionSetting[value.toLowerCase()]; + return dir ? value.toLowerCase() : false; +} + +function findAlignSetting(value) { + if (typeof value !== "string") { + return false; + } + var align = alignSetting[value.toLowerCase()]; + return align ? value.toLowerCase() : false; +} + +function extend$1(obj) { + var i = 1; + for (; i < arguments.length; i++) { + var cobj = arguments[i]; + for (var p in cobj) { + obj[p] = cobj[p]; + } + } + + return obj; +} + +function VTTCue(startTime, endTime, text) { + var cue = this; + var isIE8 = (/MSIE\s8\.0/).test(navigator.userAgent); + var baseObj = {}; + + if (isIE8) { + cue = document.createElement('custom'); + } else { + baseObj.enumerable = true; + } + + /** + * Shim implementation specific properties. These properties are not in + * the spec. + */ + + // Lets us know when the VTTCue's data has changed in such a way that we need + // to recompute its display state. This lets us compute its display state + // lazily. + cue.hasBeenReset = false; + + /** + * VTTCue and TextTrackCue properties + * http://dev.w3.org/html5/webvtt/#vttcue-interface + */ + + var _id = ""; + var _pauseOnExit = false; + var _startTime = startTime; + var _endTime = endTime; + var _text = text; + var _region = null; + var _vertical = ""; + var _snapToLines = true; + var _line = "auto"; + var _lineAlign = "start"; + var _position = 50; + var _positionAlign = "middle"; + var _size = 50; + var _align = "middle"; + + Object.defineProperty(cue, + "id", extend$1({}, baseObj, { + get: function() { + return _id; + }, + set: function(value) { + _id = "" + value; + } + })); + + Object.defineProperty(cue, + "pauseOnExit", extend$1({}, baseObj, { + get: function() { + return _pauseOnExit; + }, + set: function(value) { + _pauseOnExit = !!value; + } + })); + + Object.defineProperty(cue, + "startTime", extend$1({}, baseObj, { + get: function() { + return _startTime; + }, + set: function(value) { + if (typeof value !== "number") { + throw new TypeError("Start time must be set to a number."); + } + _startTime = value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "endTime", extend$1({}, baseObj, { + get: function() { + return _endTime; + }, + set: function(value) { + if (typeof value !== "number") { + throw new TypeError("End time must be set to a number."); + } + _endTime = value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "text", extend$1({}, baseObj, { + get: function() { + return _text; + }, + set: function(value) { + _text = "" + value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "region", extend$1({}, baseObj, { + get: function() { + return _region; + }, + set: function(value) { + _region = value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "vertical", extend$1({}, baseObj, { + get: function() { + return _vertical; + }, + set: function(value) { + var setting = findDirectionSetting(value); + // Have to check for false because the setting an be an empty string. + if (setting === false) { + throw new SyntaxError("An invalid or illegal string was specified."); + } + _vertical = setting; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "snapToLines", extend$1({}, baseObj, { + get: function() { + return _snapToLines; + }, + set: function(value) { + _snapToLines = !!value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "line", extend$1({}, baseObj, { + get: function() { + return _line; + }, + set: function(value) { + if (typeof value !== "number" && value !== autoKeyword) { + throw new SyntaxError("An invalid number or illegal string was specified."); + } + _line = value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "lineAlign", extend$1({}, baseObj, { + get: function() { + return _lineAlign; + }, + set: function(value) { + var setting = findAlignSetting(value); + if (!setting) { + throw new SyntaxError("An invalid or illegal string was specified."); + } + _lineAlign = setting; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "position", extend$1({}, baseObj, { + get: function() { + return _position; + }, + set: function(value) { + if (value < 0 || value > 100) { + throw new Error("Position must be between 0 and 100."); + } + _position = value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "positionAlign", extend$1({}, baseObj, { + get: function() { + return _positionAlign; + }, + set: function(value) { + var setting = findAlignSetting(value); + if (!setting) { + throw new SyntaxError("An invalid or illegal string was specified."); + } + _positionAlign = setting; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "size", extend$1({}, baseObj, { + get: function() { + return _size; + }, + set: function(value) { + if (value < 0 || value > 100) { + throw new Error("Size must be between 0 and 100."); + } + _size = value; + this.hasBeenReset = true; + } + })); + + Object.defineProperty(cue, + "align", extend$1({}, baseObj, { + get: function() { + return _align; + }, + set: function(value) { + var setting = findAlignSetting(value); + if (!setting) { + throw new SyntaxError("An invalid or illegal string was specified."); + } + _align = setting; + this.hasBeenReset = true; + } + })); + + /** + * Other spec defined properties + */ + + // http://www.whatwg.org/specs/web-apps/current-work/multipage/the-video-element.html#text-track-cue-display-state + cue.displayState = undefined; + + if (isIE8) { + return cue; + } +} + +/** + * VTTCue methods + */ + +VTTCue.prototype.getCueAsHTML = function() { + // Assume WebVTT.convertCueToDOMTree is on the global. + return WebVTT.convertCueToDOMTree(window, this.text); +}; + +var vttcue = VTTCue; + +/** + * Copyright 2013 vtt.js Contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +var scrollSetting = { + "": true, + "up": true +}; + +function findScrollSetting(value) { + if (typeof value !== "string") { + return false; + } + var scroll = scrollSetting[value.toLowerCase()]; + return scroll ? value.toLowerCase() : false; +} + +function isValidPercentValue(value) { + return typeof value === "number" && (value >= 0 && value <= 100); +} + +// VTTRegion shim http://dev.w3.org/html5/webvtt/#vttregion-interface +function VTTRegion() { + var _width = 100; + var _lines = 3; + var _regionAnchorX = 0; + var _regionAnchorY = 100; + var _viewportAnchorX = 0; + var _viewportAnchorY = 100; + var _scroll = ""; + + Object.defineProperties(this, { + "width": { + enumerable: true, + get: function() { + return _width; + }, + set: function(value) { + if (!isValidPercentValue(value)) { + throw new Error("Width must be between 0 and 100."); + } + _width = value; + } + }, + "lines": { + enumerable: true, + get: function() { + return _lines; + }, + set: function(value) { + if (typeof value !== "number") { + throw new TypeError("Lines must be set to a number."); + } + _lines = value; + } + }, + "regionAnchorY": { + enumerable: true, + get: function() { + return _regionAnchorY; + }, + set: function(value) { + if (!isValidPercentValue(value)) { + throw new Error("RegionAnchorX must be between 0 and 100."); + } + _regionAnchorY = value; + } + }, + "regionAnchorX": { + enumerable: true, + get: function() { + return _regionAnchorX; + }, + set: function(value) { + if(!isValidPercentValue(value)) { + throw new Error("RegionAnchorY must be between 0 and 100."); + } + _regionAnchorX = value; + } + }, + "viewportAnchorY": { + enumerable: true, + get: function() { + return _viewportAnchorY; + }, + set: function(value) { + if (!isValidPercentValue(value)) { + throw new Error("ViewportAnchorY must be between 0 and 100."); + } + _viewportAnchorY = value; + } + }, + "viewportAnchorX": { + enumerable: true, + get: function() { + return _viewportAnchorX; + }, + set: function(value) { + if (!isValidPercentValue(value)) { + throw new Error("ViewportAnchorX must be between 0 and 100."); + } + _viewportAnchorX = value; + } + }, + "scroll": { + enumerable: true, + get: function() { + return _scroll; + }, + set: function(value) { + var setting = findScrollSetting(value); + // Have to check for false as an empty string is a legal value. + if (setting === false) { + throw new SyntaxError("An invalid or illegal string was specified."); + } + _scroll = setting; + } + } + }); +} + +var vttregion = VTTRegion; + +var browserIndex = createCommonjsModule(function (module) { +/** + * Copyright 2013 vtt.js Contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +// Default exports for Node. Export the extended versions of VTTCue and +// VTTRegion in Node since we likely want the capability to convert back and +// forth between JSON. If we don't then it's not that big of a deal since we're +// off browser. + + + +var vttjs = module.exports = { + WebVTT: vtt$1, + VTTCue: vttcue, + VTTRegion: vttregion +}; + +window_1.vttjs = vttjs; +window_1.WebVTT = vttjs.WebVTT; + +var cueShim = vttjs.VTTCue; +var regionShim = vttjs.VTTRegion; +var nativeVTTCue = window_1.VTTCue; +var nativeVTTRegion = window_1.VTTRegion; + +vttjs.shim = function() { + window_1.VTTCue = cueShim; + window_1.VTTRegion = regionShim; +}; + +vttjs.restore = function() { + window_1.VTTCue = nativeVTTCue; + window_1.VTTRegion = nativeVTTRegion; +}; + +if (!window_1.VTTCue) { + vttjs.shim(); +} +}); + +/** + * @file tech.js + */ + +/** + * An Object containing a structure like: `{src: 'url', type: 'mimetype'}` or string + * that just contains the src url alone. + * * `var SourceObject = {src: 'http://ex.com/video.mp4', type: 'video/mp4'};` + * `var SourceString = 'http://example.com/some-video.mp4';` + * + * @typedef {Object|string} Tech~SourceObject + * + * @property {string} src + * The url to the source + * + * @property {string} type + * The mime type of the source + */ + +/** + * A function used by {@link Tech} to create a new {@link TextTrack}. + * + * @private + * + * @param {Tech} self + * An instance of the Tech class. + * + * @param {string} kind + * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) + * + * @param {string} [label] + * Label to identify the text track + * + * @param {string} [language] + * Two letter language abbreviation + * + * @param {Object} [options={}] + * An object with additional text track options + * + * @return {TextTrack} + * The text track that was created. + */ +function createTrackHelper(self, kind, label, language) { + var options = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {}; + + var tracks = self.textTracks(); + + options.kind = kind; + + if (label) { + options.label = label; + } + if (language) { + options.language = language; + } + options.tech = self; + + var track = new ALL.text.TrackClass(options); + + tracks.addTrack(track); + + return track; +} + +/** + * This is the base class for media playback technology controllers, such as + * {@link Flash} and {@link HTML5} + * + * @extends Component + */ + +var Tech = function (_Component) { + inherits(Tech, _Component); + + /** + * Create an instance of this Tech. + * + * @param {Object} [options] + * The key/value store of player options. + * + * @param {Component~ReadyCallback} ready + * Callback function to call when the `HTML5` Tech is ready. + */ + function Tech() { + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + var ready = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : function () {}; + classCallCheck(this, Tech); + + // we don't want the tech to report user activity automatically. + // This is done manually in addControlsListeners + options.reportTouchActivity = false; + + // keep track of whether the current source has played at all to + // implement a very limited played() + var _this = possibleConstructorReturn(this, _Component.call(this, null, options, ready)); + + _this.hasStarted_ = false; + _this.on('playing', function () { + this.hasStarted_ = true; + }); + _this.on('loadstart', function () { + this.hasStarted_ = false; + }); + + ALL.names.forEach(function (name) { + var props = ALL[name]; + + if (options && options[props.getterName]) { + _this[props.privateName] = options[props.getterName]; + } + }); + + // Manually track progress in cases where the browser/flash player doesn't report it. + if (!_this.featuresProgressEvents) { + _this.manualProgressOn(); + } + + // Manually track timeupdates in cases where the browser/flash player doesn't report it. + if (!_this.featuresTimeupdateEvents) { + _this.manualTimeUpdatesOn(); + } + + ['Text', 'Audio', 'Video'].forEach(function (track) { + if (options['native' + track + 'Tracks'] === false) { + _this['featuresNative' + track + 'Tracks'] = false; + } + }); + + if (options.nativeCaptions === false || options.nativeTextTracks === false) { + _this.featuresNativeTextTracks = false; + } else if (options.nativeCaptions === true || options.nativeTextTracks === true) { + _this.featuresNativeTextTracks = true; + } + + if (!_this.featuresNativeTextTracks) { + _this.emulateTextTracks(); + } + + _this.autoRemoteTextTracks_ = new ALL.text.ListClass(); + + _this.initTrackListeners(); + + // Turn on component tap events only if not using native controls + if (!options.nativeControlsForTouch) { + _this.emitTapEvents(); + } + + if (_this.constructor) { + _this.name_ = _this.constructor.name || 'Unknown Tech'; + } + return _this; + } + + /* Fallbacks for unsupported event types + ================================================================================ */ + + /** + * Polyfill the `progress` event for browsers that don't support it natively. + * + * @see {@link Tech#trackProgress} + */ + + + Tech.prototype.manualProgressOn = function manualProgressOn() { + this.on('durationchange', this.onDurationChange); + + this.manualProgress = true; + + // Trigger progress watching when a source begins loading + this.one('ready', this.trackProgress); + }; + + /** + * Turn off the polyfill for `progress` events that was created in + * {@link Tech#manualProgressOn} + */ + + + Tech.prototype.manualProgressOff = function manualProgressOff() { + this.manualProgress = false; + this.stopTrackingProgress(); + + this.off('durationchange', this.onDurationChange); + }; + + /** + * This is used to trigger a `progress` event when the buffered percent changes. It + * sets an interval function that will be called every 500 milliseconds to check if the + * buffer end percent has changed. + * + * > This function is called by {@link Tech#manualProgressOn} + * + * @param {EventTarget~Event} event + * The `ready` event that caused this to run. + * + * @listens Tech#ready + * @fires Tech#progress + */ + + + Tech.prototype.trackProgress = function trackProgress(event) { + this.stopTrackingProgress(); + this.progressInterval = this.setInterval(bind(this, function () { + // Don't trigger unless buffered amount is greater than last time + + var numBufferedPercent = this.bufferedPercent(); + + if (this.bufferedPercent_ !== numBufferedPercent) { + /** + * See {@link Player#progress} + * + * @event Tech#progress + * @type {EventTarget~Event} + */ + this.trigger('progress'); + } + + this.bufferedPercent_ = numBufferedPercent; + + if (numBufferedPercent === 1) { + this.stopTrackingProgress(); + } + }), 500); + }; + + /** + * Update our internal duration on a `durationchange` event by calling + * {@link Tech#duration}. + * + * @param {EventTarget~Event} event + * The `durationchange` event that caused this to run. + * + * @listens Tech#durationchange + */ + + + Tech.prototype.onDurationChange = function onDurationChange(event) { + this.duration_ = this.duration(); + }; + + /** + * Get and create a `TimeRange` object for buffering. + * + * @return {TimeRange} + * The time range object that was created. + */ + + + Tech.prototype.buffered = function buffered() { + return createTimeRanges(0, 0); + }; + + /** + * Get the percentage of the current video that is currently buffered. + * + * @return {number} + * A number from 0 to 1 that represents the decimal percentage of the + * video that is buffered. + * + */ + + + Tech.prototype.bufferedPercent = function bufferedPercent$$1() { + return bufferedPercent(this.buffered(), this.duration_); + }; + + /** + * Turn off the polyfill for `progress` events that was created in + * {@link Tech#manualProgressOn} + * Stop manually tracking progress events by clearing the interval that was set in + * {@link Tech#trackProgress}. + */ + + + Tech.prototype.stopTrackingProgress = function stopTrackingProgress() { + this.clearInterval(this.progressInterval); + }; + + /** + * Polyfill the `timeupdate` event for browsers that don't support it. + * + * @see {@link Tech#trackCurrentTime} + */ + + + Tech.prototype.manualTimeUpdatesOn = function manualTimeUpdatesOn() { + this.manualTimeUpdates = true; + + this.on('play', this.trackCurrentTime); + this.on('pause', this.stopTrackingCurrentTime); + }; + + /** + * Turn off the polyfill for `timeupdate` events that was created in + * {@link Tech#manualTimeUpdatesOn} + */ + + + Tech.prototype.manualTimeUpdatesOff = function manualTimeUpdatesOff() { + this.manualTimeUpdates = false; + this.stopTrackingCurrentTime(); + this.off('play', this.trackCurrentTime); + this.off('pause', this.stopTrackingCurrentTime); + }; + + /** + * Sets up an interval function to track current time and trigger `timeupdate` every + * 250 milliseconds. + * + * @listens Tech#play + * @triggers Tech#timeupdate + */ + + + Tech.prototype.trackCurrentTime = function trackCurrentTime() { + if (this.currentTimeInterval) { + this.stopTrackingCurrentTime(); + } + this.currentTimeInterval = this.setInterval(function () { + /** + * Triggered at an interval of 250ms to indicated that time is passing in the video. + * + * @event Tech#timeupdate + * @type {EventTarget~Event} + */ + this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); + + // 42 = 24 fps // 250 is what Webkit uses // FF uses 15 + }, 250); + }; + + /** + * Stop the interval function created in {@link Tech#trackCurrentTime} so that the + * `timeupdate` event is no longer triggered. + * + * @listens {Tech#pause} + */ + + + Tech.prototype.stopTrackingCurrentTime = function stopTrackingCurrentTime() { + this.clearInterval(this.currentTimeInterval); + + // #1002 - if the video ends right before the next timeupdate would happen, + // the progress bar won't make it all the way to the end + this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); + }; + + /** + * Turn off all event polyfills, clear the `Tech`s {@link AudioTrackList}, + * {@link VideoTrackList}, and {@link TextTrackList}, and dispose of this Tech. + * + * @fires Component#dispose + */ + + + Tech.prototype.dispose = function dispose() { + + // clear out all tracks because we can't reuse them between techs + this.clearTracks(NORMAL.names); + + // Turn off any manual progress or timeupdate tracking + if (this.manualProgress) { + this.manualProgressOff(); + } + + if (this.manualTimeUpdates) { + this.manualTimeUpdatesOff(); + } + + _Component.prototype.dispose.call(this); + }; + + /** + * Clear out a single `TrackList` or an array of `TrackLists` given their names. + * + * > Note: Techs without source handlers should call this between sources for `video` + * & `audio` tracks. You don't want to use them between tracks! + * + * @param {string[]|string} types + * TrackList names to clear, valid names are `video`, `audio`, and + * `text`. + */ + + + Tech.prototype.clearTracks = function clearTracks(types) { + var _this2 = this; + + types = [].concat(types); + // clear out all tracks because we can't reuse them between techs + types.forEach(function (type) { + var list = _this2[type + 'Tracks']() || []; + var i = list.length; + + while (i--) { + var track = list[i]; + + if (type === 'text') { + _this2.removeRemoteTextTrack(track); + } + list.removeTrack(track); + } + }); + }; + + /** + * Remove any TextTracks added via addRemoteTextTrack that are + * flagged for automatic garbage collection + */ + + + Tech.prototype.cleanupAutoTextTracks = function cleanupAutoTextTracks() { + var list = this.autoRemoteTextTracks_ || []; + var i = list.length; + + while (i--) { + var track = list[i]; + + this.removeRemoteTextTrack(track); + } + }; + + /** + * Reset the tech, which will removes all sources and reset the internal readyState. + * + * @abstract + */ + + + Tech.prototype.reset = function reset() {}; + + /** + * Get or set an error on the Tech. + * + * @param {MediaError} [err] + * Error to set on the Tech + * + * @return {MediaError|null} + * The current error object on the tech, or null if there isn't one. + */ + + + Tech.prototype.error = function error(err) { + if (err !== undefined) { + this.error_ = new MediaError(err); + this.trigger('error'); + } + return this.error_; + }; + + /** + * Returns the `TimeRange`s that have been played through for the current source. + * + * > NOTE: This implementation is incomplete. It does not track the played `TimeRange`. + * It only checks wether the source has played at all or not. + * + * @return {TimeRange} + * - A single time range if this video has played + * - An empty set of ranges if not. + */ + + + Tech.prototype.played = function played() { + if (this.hasStarted_) { + return createTimeRanges(0, 0); + } + return createTimeRanges(); + }; + + /** + * Causes a manual time update to occur if {@link Tech#manualTimeUpdatesOn} was + * previously called. + * + * @fires Tech#timeupdate + */ + + + Tech.prototype.setCurrentTime = function setCurrentTime() { + // improve the accuracy of manual timeupdates + if (this.manualTimeUpdates) { + /** + * A manual `timeupdate` event. + * + * @event Tech#timeupdate + * @type {EventTarget~Event} + */ + this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); + } + }; + + /** + * Turn on listeners for {@link VideoTrackList}, {@link {AudioTrackList}, and + * {@link TextTrackList} events. + * + * This adds {@link EventTarget~EventListeners} for `addtrack`, and `removetrack`. + * + * @fires Tech#audiotrackchange + * @fires Tech#videotrackchange + * @fires Tech#texttrackchange + */ + + + Tech.prototype.initTrackListeners = function initTrackListeners() { + var _this3 = this; + + /** + * Triggered when tracks are added or removed on the Tech {@link AudioTrackList} + * + * @event Tech#audiotrackchange + * @type {EventTarget~Event} + */ + + /** + * Triggered when tracks are added or removed on the Tech {@link VideoTrackList} + * + * @event Tech#videotrackchange + * @type {EventTarget~Event} + */ + + /** + * Triggered when tracks are added or removed on the Tech {@link TextTrackList} + * + * @event Tech#texttrackchange + * @type {EventTarget~Event} + */ + NORMAL.names.forEach(function (name) { + var props = NORMAL[name]; + var trackListChanges = function trackListChanges() { + _this3.trigger(name + 'trackchange'); + }; + + var tracks = _this3[props.getterName](); + + tracks.addEventListener('removetrack', trackListChanges); + tracks.addEventListener('addtrack', trackListChanges); + + _this3.on('dispose', function () { + tracks.removeEventListener('removetrack', trackListChanges); + tracks.removeEventListener('addtrack', trackListChanges); + }); + }); + }; + + /** + * Emulate TextTracks using vtt.js if necessary + * + * @fires Tech#vttjsloaded + * @fires Tech#vttjserror + */ + + + Tech.prototype.addWebVttScript_ = function addWebVttScript_() { + var _this4 = this; + + if (window_1.WebVTT) { + return; + } + + // Initially, Tech.el_ is a child of a dummy-div wait until the Component system + // signals that the Tech is ready at which point Tech.el_ is part of the DOM + // before inserting the WebVTT script + if (document_1.body.contains(this.el())) { + + // load via require if available and vtt.js script location was not passed in + // as an option. novtt builds will turn the above require call into an empty object + // which will cause this if check to always fail. + if (!this.options_['vtt.js'] && isPlain(browserIndex) && Object.keys(browserIndex).length > 0) { + this.trigger('vttjsloaded'); + return; + } + + // load vtt.js via the script location option or the cdn of no location was + // passed in + var script = document_1.createElement('script'); + + script.src = this.options_['vtt.js'] || 'https://vjs.zencdn.net/vttjs/0.12.4/vtt.min.js'; + script.onload = function () { + /** + * Fired when vtt.js is loaded. + * + * @event Tech#vttjsloaded + * @type {EventTarget~Event} + */ + _this4.trigger('vttjsloaded'); + }; + script.onerror = function () { + /** + * Fired when vtt.js was not loaded due to an error + * + * @event Tech#vttjsloaded + * @type {EventTarget~Event} + */ + _this4.trigger('vttjserror'); + }; + this.on('dispose', function () { + script.onload = null; + script.onerror = null; + }); + // but have not loaded yet and we set it to true before the inject so that + // we don't overwrite the injected window.WebVTT if it loads right away + window_1.WebVTT = true; + this.el().parentNode.appendChild(script); + } else { + this.ready(this.addWebVttScript_); + } + }; + + /** + * Emulate texttracks + * + */ + + + Tech.prototype.emulateTextTracks = function emulateTextTracks() { + var _this5 = this; + + var tracks = this.textTracks(); + var remoteTracks = this.remoteTextTracks(); + var handleAddTrack = function handleAddTrack(e) { + return tracks.addTrack(e.track); + }; + var handleRemoveTrack = function handleRemoveTrack(e) { + return tracks.removeTrack(e.track); + }; + + remoteTracks.on('addtrack', handleAddTrack); + remoteTracks.on('removetrack', handleRemoveTrack); + + this.addWebVttScript_(); + + var updateDisplay = function updateDisplay() { + return _this5.trigger('texttrackchange'); + }; + + var textTracksChanges = function textTracksChanges() { + updateDisplay(); + + for (var i = 0; i < tracks.length; i++) { + var track = tracks[i]; + + track.removeEventListener('cuechange', updateDisplay); + if (track.mode === 'showing') { + track.addEventListener('cuechange', updateDisplay); + } + } + }; + + textTracksChanges(); + tracks.addEventListener('change', textTracksChanges); + tracks.addEventListener('addtrack', textTracksChanges); + tracks.addEventListener('removetrack', textTracksChanges); + + this.on('dispose', function () { + remoteTracks.off('addtrack', handleAddTrack); + remoteTracks.off('removetrack', handleRemoveTrack); + tracks.removeEventListener('change', textTracksChanges); + tracks.removeEventListener('addtrack', textTracksChanges); + tracks.removeEventListener('removetrack', textTracksChanges); + + for (var i = 0; i < tracks.length; i++) { + var track = tracks[i]; + + track.removeEventListener('cuechange', updateDisplay); + } + }); + }; + + /** + * Create and returns a remote {@link TextTrack} object. + * + * @param {string} kind + * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) + * + * @param {string} [label] + * Label to identify the text track + * + * @param {string} [language] + * Two letter language abbreviation + * + * @return {TextTrack} + * The TextTrack that gets created. + */ + + + Tech.prototype.addTextTrack = function addTextTrack(kind, label, language) { + if (!kind) { + throw new Error('TextTrack kind is required but was not provided'); + } + + return createTrackHelper(this, kind, label, language); + }; + + /** + * Create an emulated TextTrack for use by addRemoteTextTrack + * + * This is intended to be overridden by classes that inherit from + * Tech in order to create native or custom TextTracks. + * + * @param {Object} options + * The object should contain the options to initialize the TextTrack with. + * + * @param {string} [options.kind] + * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata). + * + * @param {string} [options.label]. + * Label to identify the text track + * + * @param {string} [options.language] + * Two letter language abbreviation. + * + * @return {HTMLTrackElement} + * The track element that gets created. + */ + + + Tech.prototype.createRemoteTextTrack = function createRemoteTextTrack(options) { + var track = mergeOptions(options, { + tech: this + }); + + return new REMOTE.remoteTextEl.TrackClass(track); + }; + + /** + * Creates a remote text track object and returns an html track element. + * + * > Note: This can be an emulated {@link HTMLTrackElement} or a native one. + * + * @param {Object} options + * See {@link Tech#createRemoteTextTrack} for more detailed properties. + * + * @param {boolean} [manualCleanup=true] + * - When false: the TextTrack will be automatically removed from the video + * element whenever the source changes + * - When True: The TextTrack will have to be cleaned up manually + * + * @return {HTMLTrackElement} + * An Html Track Element. + * + * @deprecated The default functionality for this function will be equivalent + * to "manualCleanup=false" in the future. The manualCleanup parameter will + * also be removed. + */ + + + Tech.prototype.addRemoteTextTrack = function addRemoteTextTrack() { + var _this6 = this; + + var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + var manualCleanup = arguments[1]; + + var htmlTrackElement = this.createRemoteTextTrack(options); + + if (manualCleanup !== true && manualCleanup !== false) { + // deprecation warning + log$1.warn('Calling addRemoteTextTrack without explicitly setting the "manualCleanup" parameter to `true` is deprecated and default to `false` in future version of video.js'); + manualCleanup = true; + } + + // store HTMLTrackElement and TextTrack to remote list + this.remoteTextTrackEls().addTrackElement_(htmlTrackElement); + this.remoteTextTracks().addTrack(htmlTrackElement.track); + + if (manualCleanup !== true) { + // create the TextTrackList if it doesn't exist + this.ready(function () { + return _this6.autoRemoteTextTracks_.addTrack(htmlTrackElement.track); + }); + } + + return htmlTrackElement; + }; + + /** + * Remove a remote text track from the remote `TextTrackList`. + * + * @param {TextTrack} track + * `TextTrack` to remove from the `TextTrackList` + */ + + + Tech.prototype.removeRemoteTextTrack = function removeRemoteTextTrack(track) { + var trackElement = this.remoteTextTrackEls().getTrackElementByTrack_(track); + + // remove HTMLTrackElement and TextTrack from remote list + this.remoteTextTrackEls().removeTrackElement_(trackElement); + this.remoteTextTracks().removeTrack(track); + this.autoRemoteTextTracks_.removeTrack(track); + }; + + /** + * Gets available media playback quality metrics as specified by the W3C's Media + * Playback Quality API. + * + * @see [Spec]{@link https://wicg.github.io/media-playback-quality} + * + * @return {Object} + * An object with supported media playback quality metrics + * + * @abstract + */ + + + Tech.prototype.getVideoPlaybackQuality = function getVideoPlaybackQuality() { + return {}; + }; + + /** + * A method to set a poster from a `Tech`. + * + * @abstract + */ + + + Tech.prototype.setPoster = function setPoster() {}; + + /** + * A method to check for the presence of the 'playsinine'