# coding: utf-8 from __future__ import unicode_literals import re import socket from .common import InfoExtractor from ..compat import ( compat_etree_fromstring, compat_http_client, compat_urllib_error, compat_urllib_parse_unquote, compat_urllib_parse_unquote_plus, ) from ..utils import ( clean_html, error_to_compat_str, ExtractorError, get_element_by_id, int_or_none, js_to_json, limit_length, sanitized_Request, try_get, urlencode_postdata, ) class FacebookIE(InfoExtractor): _VALID_URL = r'''(?x) (?: https?:// (?:[\w-]+\.)?(?:facebook\.com|facebookcorewwwi\.onion)/ (?:[^#]*?\#!/)? (?: (?: video/video\.php| photo\.php| video\.php| video/embed| story\.php )\?(?:.*?)(?:v|video_id|story_fbid)=| [^/]+/videos/(?:[^/]+/)?| [^/]+/posts/| groups/[^/]+/permalink/ )| facebook: ) (?P<id>[0-9]+) ''' _LOGIN_URL = 'https://www.facebook.com/login.php?next=http%3A%2F%2Ffacebook.com%2Fhome.php&login_attempt=1' _CHECKPOINT_URL = 'https://www.facebook.com/checkpoint/?next=http%3A%2F%2Ffacebook.com%2Fhome.php&_fb_noscript=1' _NETRC_MACHINE = 'facebook' IE_NAME = 'facebook' _CHROME_USER_AGENT = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.97 Safari/537.36' _VIDEO_PAGE_TEMPLATE = 'https://www.facebook.com/video/video.php?v=%s' _TESTS = [{ 'url': 'https://www.facebook.com/video.php?v=637842556329505&fref=nf', 'md5': '6a40d33c0eccbb1af76cf0485a052659', 'info_dict': { 'id': '637842556329505', 'ext': 'mp4', 'title': 're:Did you know Kei Nishikori is the first Asian man to ever reach a Grand Slam', 'uploader': 'Tennis on Facebook', 'upload_date': '20140908', 'timestamp': 1410199200, } }, { 'note': 'Video without discernible title', 'url': 'https://www.facebook.com/video.php?v=274175099429670', 'info_dict': { 'id': '274175099429670', 'ext': 'mp4', 'title': 'Asif Nawab Butt posted a video to his Timeline.', 'uploader': 'Asif Nawab Butt', 'upload_date': '20140506', 'timestamp': 1399398998, }, 'expected_warnings': [ 'title' ] }, { 'note': 'Video with DASH manifest', 'url': 'https://www.facebook.com/video.php?v=957955867617029', 'md5': 'b2c28d528273b323abe5c6ab59f0f030', 'info_dict': { 'id': '957955867617029', 'ext': 'mp4', 'title': 'When you post epic content on instagram.com/433 8 million followers, this is ...', 'uploader': 'Demy de Zeeuw', 'upload_date': '20160110', 'timestamp': 1452431627, }, }, { 'url': 'https://www.facebook.com/maxlayn/posts/10153807558977570', 'md5': '037b1fa7f3c2d02b7a0d7bc16031ecc6', 'info_dict': { 'id': '544765982287235', 'ext': 'mp4', 'title': '"What are you doing running in the snow?"', 'uploader': 'FailArmy', }, 'skip': 'Video gone', }, { 'url': 'https://m.facebook.com/story.php?story_fbid=1035862816472149&id=116132035111903', 'md5': '1deb90b6ac27f7efcf6d747c8a27f5e3', 'info_dict': { 'id': '1035862816472149', 'ext': 'mp4', 'title': 'What the Flock Is Going On In New Zealand Credit: ViralHog', 'uploader': 'S. Saint', }, 'skip': 'Video gone', }, { 'note': 'swf params escaped', 'url': 'https://www.facebook.com/barackobama/posts/10153664894881749', 'md5': '97ba073838964d12c70566e0085c2b91', 'info_dict': { 'id': '10153664894881749', 'ext': 'mp4', 'title': 'Facebook video #10153664894881749', }, }, { # have 1080P, but only up to 720p in swf params 'url': 'https://www.facebook.com/cnn/videos/10155529876156509/', 'md5': '0d9813160b146b3bc8744e006027fcc6', 'info_dict': { 'id': '10155529876156509', 'ext': 'mp4', 'title': 'Holocaust survivor becomes US citizen', 'timestamp': 1477818095, 'upload_date': '20161030', 'uploader': 'CNN', }, }, { # bigPipe.onPageletArrive ... onPageletArrive pagelet_group_mall 'url': 'https://www.facebook.com/yaroslav.korpan/videos/1417995061575415/', 'info_dict': { 'id': '1417995061575415', 'ext': 'mp4', 'title': 'md5:a7b86ca673f51800cd54687b7f4012fe', 'timestamp': 1486648217, 'upload_date': '20170209', 'uploader': 'Yaroslav Korpan', }, 'params': { 'skip_download': True, }, }, { 'url': 'https://www.facebook.com/LaGuiaDelVaron/posts/1072691702860471', 'info_dict': { 'id': '1072691702860471', 'ext': 'mp4', 'title': 'md5:ae2d22a93fbb12dad20dc393a869739d', 'timestamp': 1477305000, 'upload_date': '20161024', 'uploader': 'La Guía Del Varón', }, 'params': { 'skip_download': True, }, }, { 'url': 'https://www.facebook.com/groups/1024490957622648/permalink/1396382447100162/', 'info_dict': { 'id': '1396382447100162', 'ext': 'mp4', 'title': 'md5:e2d2700afdf84e121f5d0f999bad13a3', 'timestamp': 1486035494, 'upload_date': '20170202', 'uploader': 'Elisabeth Ahtn', }, 'params': { 'skip_download': True, }, }, { 'url': 'https://www.facebook.com/video.php?v=10204634152394104', 'only_matching': True, }, { 'url': 'https://www.facebook.com/amogood/videos/1618742068337349/?fref=nf', 'only_matching': True, }, { 'url': 'https://www.facebook.com/ChristyClarkForBC/videos/vb.22819070941/10153870694020942/?type=2&theater', 'only_matching': True, }, { 'url': 'facebook:544765982287235', 'only_matching': True, }, { 'url': 'https://www.facebook.com/groups/164828000315060/permalink/764967300301124/', 'only_matching': True, }, { 'url': 'https://zh-hk.facebook.com/peoplespower/videos/1135894589806027/', 'only_matching': True, }, { 'url': 'https://www.facebookcorewwwi.onion/video.php?v=274175099429670', 'only_matching': True, }] @staticmethod def _extract_url(webpage): mobj = re.search( r'<iframe[^>]+?src=(["\'])(?P<url>https://www\.facebook\.com/video/embed.+?)\1', webpage) if mobj is not None: return mobj.group('url') # Facebook API embed # see https://developers.facebook.com/docs/plugins/embedded-video-player mobj = re.search(r'''(?x)<div[^>]+ class=(?P<q1>[\'"])[^\'"]*\bfb-(?:video|post)\b[^\'"]*(?P=q1)[^>]+ data-href=(?P<q2>[\'"])(?P<url>(?:https?:)?//(?:www\.)?facebook.com/.+?)(?P=q2)''', webpage) if mobj is not None: return mobj.group('url') def _login(self): (useremail, password) = self._get_login_info() if useremail is None: return login_page_req = sanitized_Request(self._LOGIN_URL) self._set_cookie('facebook.com', 'locale', 'en_US') login_page = self._download_webpage(login_page_req, None, note='Downloading login page', errnote='Unable to download login page') lsd = self._search_regex( r'<input type="hidden" name="lsd" value="([^"]*)"', login_page, 'lsd') lgnrnd = self._search_regex(r'name="lgnrnd" value="([^"]*?)"', login_page, 'lgnrnd') login_form = { 'email': useremail, 'pass': password, 'lsd': lsd, 'lgnrnd': lgnrnd, 'next': 'http://facebook.com/home.php', 'default_persistent': '0', 'legacy_return': '1', 'timezone': '-60', 'trynum': '1', } request = sanitized_Request(self._LOGIN_URL, urlencode_postdata(login_form)) request.add_header('Content-Type', 'application/x-www-form-urlencoded') try: login_results = self._download_webpage(request, None, note='Logging in', errnote='unable to fetch login page') if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None: error = self._html_search_regex( r'(?s)<div[^>]+class=(["\']).*?login_error_box.*?\1[^>]*><div[^>]*>.*?</div><div[^>]*>(?P<error>.+?)</div>', login_results, 'login error', default=None, group='error') if error: raise ExtractorError('Unable to login: %s' % error, expected=True) self._downloader.report_warning('unable to log in: bad username/password, or exceeded login rate limit (~3/min). Check credentials or wait.') return fb_dtsg = self._search_regex( r'name="fb_dtsg" value="(.+?)"', login_results, 'fb_dtsg', default=None) h = self._search_regex( r'name="h"\s+(?:\w+="[^"]+"\s+)*?value="([^"]+)"', login_results, 'h', default=None) if not fb_dtsg or not h: return check_form = { 'fb_dtsg': fb_dtsg, 'h': h, 'name_action_selected': 'dont_save', } check_req = sanitized_Request(self._CHECKPOINT_URL, urlencode_postdata(check_form)) check_req.add_header('Content-Type', 'application/x-www-form-urlencoded') check_response = self._download_webpage(check_req, None, note='Confirming login') if re.search(r'id="checkpointSubmitButton"', check_response) is not None: self._downloader.report_warning('Unable to confirm login, you have to login in your browser and authorize the login.') except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: self._downloader.report_warning('unable to log in: %s' % error_to_compat_str(err)) return def _real_initialize(self): self._login() def _extract_from_url(self, url, video_id, fatal_if_no_video=True): req = sanitized_Request(url) req.add_header('User-Agent', self._CHROME_USER_AGENT) webpage = self._download_webpage(req, video_id) video_data = None def extract_video_data(instances): for item in instances: if item[1][0] == 'VideoConfig': video_item = item[2][0] if video_item.get('video_id'): return video_item['videoData'] server_js_data = self._parse_json(self._search_regex( r'handleServerJS\(({.+})(?:\);|,")', webpage, 'server js data', default='{}'), video_id, fatal=False) if server_js_data: video_data = extract_video_data(server_js_data.get('instances', [])) if not video_data: server_js_data = self._parse_json( self._search_regex( r'bigPipe\.onPageletArrive\(({.+?})\)\s*;\s*}\s*\)\s*,\s*["\']onPageletArrive\s+(?:stream_pagelet|pagelet_group_mall)', webpage, 'js data', default='{}'), video_id, transform_source=js_to_json, fatal=False) if server_js_data: video_data = extract_video_data(try_get( server_js_data, lambda x: x['jsmods']['instances'], list) or []) if not video_data: if not fatal_if_no_video: return webpage, False m_msg = re.search(r'class="[^"]*uiInterstitialContent[^"]*"><div>(.*?)</div>', webpage) if m_msg is not None: raise ExtractorError( 'The video is not available, Facebook said: "%s"' % m_msg.group(1), expected=True) elif '>You must log in to continue' in webpage: self.raise_login_required() else: raise ExtractorError('Cannot parse data') formats = [] for f in video_data: format_id = f['stream_type'] if f and isinstance(f, dict): f = [f] if not f or not isinstance(f, list): continue for quality in ('sd', 'hd'): for src_type in ('src', 'src_no_ratelimit'): src = f[0].get('%s_%s' % (quality, src_type)) if src: preference = -10 if format_id == 'progressive' else 0 if quality == 'hd': preference += 5 formats.append({ 'format_id': '%s_%s_%s' % (format_id, quality, src_type), 'url': src, 'preference': preference, }) dash_manifest = f[0].get('dash_manifest') if dash_manifest: formats.extend(self._parse_mpd_formats( compat_etree_fromstring(compat_urllib_parse_unquote_plus(dash_manifest)))) if not formats: raise ExtractorError('Cannot find video formats') self._sort_formats(formats) video_title = self._html_search_regex( r'<h2\s+[^>]*class="uiHeaderTitle"[^>]*>([^<]*)</h2>', webpage, 'title', default=None) if not video_title: video_title = self._html_search_regex( r'(?s)<span class="fbPhotosPhotoCaption".*?id="fbPhotoPageCaption"><span class="hasCaption">(.*?)</span>', webpage, 'alternative title', default=None) if not video_title: video_title = self._html_search_meta( 'description', webpage, 'title') if video_title: video_title = limit_length(video_title, 80) else: video_title = 'Facebook video #%s' % video_id uploader = clean_html(get_element_by_id( 'fbPhotoPageAuthorName', webpage)) or self._search_regex( r'ownerName\s*:\s*"([^"]+)"', webpage, 'uploader', fatal=False) timestamp = int_or_none(self._search_regex( r'<abbr[^>]+data-utime=["\'](\d+)', webpage, 'timestamp', default=None)) info_dict = { 'id': video_id, 'title': video_title, 'formats': formats, 'uploader': uploader, 'timestamp': timestamp, } return webpage, info_dict def _real_extract(self, url): video_id = self._match_id(url) real_url = self._VIDEO_PAGE_TEMPLATE % video_id if url.startswith('facebook:') else url webpage, info_dict = self._extract_from_url(real_url, video_id, fatal_if_no_video=False) if info_dict: return info_dict if '/posts/' in url: entries = [ self.url_result('facebook:%s' % vid, FacebookIE.ie_key()) for vid in self._parse_json( self._search_regex( r'(["\'])video_ids\1\s*:\s*(?P<ids>\[.+?\])', webpage, 'video ids', group='ids'), video_id)] return self.playlist_result(entries, video_id) else: _, info_dict = self._extract_from_url( self._VIDEO_PAGE_TEMPLATE % video_id, video_id, fatal_if_no_video=True) return info_dict class FacebookPluginsVideoIE(InfoExtractor): _VALID_URL = r'https?://(?:[\w-]+\.)?facebook\.com/plugins/video\.php\?.*?\bhref=(?P<id>https.+)' _TESTS = [{ 'url': 'https://www.facebook.com/plugins/video.php?href=https%3A%2F%2Fwww.facebook.com%2Fgov.sg%2Fvideos%2F10154383743583686%2F&show_text=0&width=560', 'md5': '5954e92cdfe51fe5782ae9bda7058a07', 'info_dict': { 'id': '10154383743583686', 'ext': 'mp4', 'title': 'What to do during the haze?', 'uploader': 'Gov.sg', 'upload_date': '20160826', 'timestamp': 1472184808, }, 'add_ie': [FacebookIE.ie_key()], }, { 'url': 'https://www.facebook.com/plugins/video.php?href=https%3A%2F%2Fwww.facebook.com%2Fvideo.php%3Fv%3D10204634152394104', 'only_matching': True, }, { 'url': 'https://www.facebook.com/plugins/video.php?href=https://www.facebook.com/gov.sg/videos/10154383743583686/&show_text=0&width=560', 'only_matching': True, }] def _real_extract(self, url): return self.url_result( compat_urllib_parse_unquote(self._match_id(url)), FacebookIE.ie_key())