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Archivist v0.2: archive in background

This commit is contained in:
Glorfindel 2019-08-05 21:39:54 +02:00
parent fccaf82dcf
commit 6700c374e4
1 changed files with 70 additions and 10 deletions
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80
archivist/archivist.user.js
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@ -5,7 +5,7 @@
// @author Glorfindel
// @updateURL https://raw.githubusercontent.com/Glorfindel83/SE-Userscripts/master/archivist/archivist.user.js
// @downloadURL https://raw.githubusercontent.com/Glorfindel83/SE-Userscripts/master/archivist/archivist.user.js
// @version 0.1.1
// @version 0.2
// @match *://*.stackexchange.com/questions/*
// @match *://*.stackoverflow.com/questions/*
// @match *://*.superuser.com/questions/*
@ -20,7 +20,10 @@
// @exclude *://*.askubuntu.com/questions/ask
// @exclude *://*.stackapps.com/questions/ask
// @exclude *://*.mathoverflow.net/questions/ask
// @grant none
// @connect web.archive.org
// @require https://greasemonkey.github.io/gm4-polyfill/gm4-polyfill.js
// @grant GM_xmlhttpRequest
// @grant GM.xmlHttpRequest
// ==/UserScript==
(function () {
@ -58,7 +61,8 @@
menu.append($('<span class="lsep">|</span>'));
let button = $('<a href="#" style="' + (disabled ? "color: #BBB" : "") + '" title="' + hoverMessage + '">archive</a>');
menu.append(button);
button.click(function(event) {
function startArchiving(event) {
event.preventDefault();
if (disabled) {
alert(hoverMessage);
@ -69,13 +73,69 @@
let message = getMessage(links, images, true);
if (!confirm('Are you sure you want to archive ' + message + ' in this post?'))
return;
new Set(function*() { yield* links; yield* images; }()).forEach(function(link) {
// only works properly if the browser is configured to
// allow stackexchange.com to open (multiple) popups
window.open("https://web.archive.org/save/" + link, "_blank");
});
});
// Disable further clicks - the button becomes a progress indicator
button.off('click', startArchiving);
button.on('click', function(e) { e.preventDefault(); });
button.css("color", "#BBB");
button.removeAttr("title");
button.text("archiving ...");
let linksToArchive = Array.from(links).concat(Array.from(images));
var index = -1, successCount = 0, failureCount = 0;
function next(success) {
// Success?
if (typeof success != 'undefined') {
if (success) {
successCount++;
} else {
failureCount++;
}
}
// Archive next link
if (++index < linksToArchive.length) {
archive();
}
// Update archive button
let totalCount = successCount + failureCount;
if (totalCount < linksToArchive.length) {
button.text("archiving ... (" + totalCount + "/" + linksToArchive.length + ")");
} else if (failureCount == 0) {
button.text("archiving finished!");
} else {
button.text("archiving finished! (" + failureCount + " link" + (failureCount > 1 ? "s" : "") + " failed)");
}
}
function archive() {
let link = linksToArchive[index];
console.log("Archiving: " + link);
// Call Wayback Machine
let archiveLink = "https://web.archive.org/save/" + link;
GM.xmlHttpRequest({
method: 'GET',
url: archiveLink,
onload: function (response) {
console.log("Saved: " + link);
next(true);
},
onerror: function(response) {
console.log(["An error occurred while calling: " + archiveLink,
response.status, response.statusText, response.readyState,
response.responseHeaders, response.responseText, response.finalUrl].join("\n"));
next(false);
}
});
}
// Parallelize archiving over multiple threads
for (var i = 0; i < 5; i++) {
next();
}
}
button.on('click', startArchiving);
});
})();