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Ensures that HTML5 audio and video elements do not autoplay, based on http://diveintohtml5.info/examples/disable_video_autoplay.user.js
// ==UserScript==
// @author James Edward Lewis II
// @namespace greasyfork.org
// @name Disable audio/video autoplay
// @description Ensures that HTML5 audio and video elements do not autoplay, based on http://diveintohtml5.info/examples/disable_video_autoplay.user.js
// @icon http://diveintohtml5.info/favicon.ico
// @include *
// @grant none
// @version 1.2.0
// @run-at document-end
// @copyright 2015 James Edward Lewis II
// ==/UserScript==
var arVideos = document.getElementsByTagName('video'), arAudio = document.getElementsByTagName('audio'), vl = arVideos.length,
al = arAudio.length, loc = window.document.location.toString(), ytPlayer = document.getElementById('movie_player'),
ytVars = ytPlayer ? ytPlayer.getAttribute('flashvars') : '', arEmbeds = document.getElementsByTagName('embed'),
el = arEmbeds.length, ytPause = document.getElementsByClassName('ytp-button-pause'),
cb_load = function cb_load(fnc) { // Just for those who still use IE7Pro; IE8 and earlier do not support addEventListener: https://gist.github.com/eduardocereto/955642
'use strict';
if (window.addEventListener) { // W3C model
window.addEventListener('load', fnc, false);
return true;
} else if (window.attachEvent) { // Microsoft model
return window.attachEvent('onload', fnc);
} else { // Browser doesn't support W3C or MSFT model, go on with traditional
if (typeof window.onload === 'function') {
// Object already has a function on traditional
// Let's wrap it with our own function inside another function
fnc = (function wrap(f1, f2) {
return function wrapped() {
f1.apply(this, arguments);
f2.apply(this, arguments);
};
}(window.onload, fnc));
}
window.onload = fnc;
return true;
}
}, nodeRefresh = function nodeRefresh(nod) {
'use strict';
var orig = nod.style.display;
nod.style.display = (orig === 'none') ? 'block' : 'none';
nod.style.display = orig;
}, vidStop = function vidStop(vid) {
'use strict';
vid.pause();
vid.oncanplay = null;
vid.onplay = null;
}, stopVideo, i;
for (i = vl - 1; i >= 0; i--) arVideos[i].autoplay = false;
for (i = al - 1; i >= 0; i--) arAudio[i].autoplay = false;
// attempted workaround for Vine and modern YouTube, except on YouTube playlists, based on https://greasyfork.org/en/scripts/6487-pause-all-html5-videos-on-load
if (!loc.match(/^https?\:\/\/(?:\w+\.)?youtube(?:-nocookie)?\.com(?:\:80)?\/watch\?.*list=[A-Z]/i)) {
stopVideo = function stopVideo() {
'use strict';
var autoPlay, i, yl = ytPause ? +ytPause.length : 0, vidStopper = function vidStopper() {vidStop(autoPlay);};
if (yl) { // This comes from Stop Youtube HTML5 Autoplay by Leslie P. Polzer of PORT ZERO <polzer@port-zero.com>: http://www.port-zero.com/en/chrome-plugin-stop-html5-autoplay/
for (i = yl - 1; i >= 0; i--) ytPause[i].click();
} else {
for (i = vl - 1; i >= 0; i--) {
autoPlay = arVideos[i];
if (autoPlay && autoPlay.readyState === 4) {
vidStop(autoPlay);
autoPlay.currentTime = 0;
nodeRefresh(autoPlay);
} else {
autoPlay.oncanplay = vidStopper;
autoPlay.onplay = vidStopper;
}
}
for (i = al - 1; i >= 0; i--) {
autoPlay = arAudio[i];
if (autoPlay && autoPlay.readyState === 4) {
vidStop(autoPlay);
autoPlay.currentTime = 0;
nodeRefresh(autoPlay);
} else {
autoPlay.oncanplay = vidStopper;
autoPlay.onplay = vidStopper;
}
}
}
};
if (!loc.match(/^https?\:\/\/(?:\w+\.)?youtube(?:-nocookie)?\.com[\:\/]/i) || !vl) cb_load(stopVideo);
else cb_load(function delayedYTstop() {'use strict'; setTimeout(stopVideo, 0);});
}
// attempted workaround for old Flash-based YouTube, for older browsers, based on http://userscripts-mirror.org/scripts/review/100858
if (loc.match(/^https?\:\/\/(?:\w+\.)?youtube(?:-nocookie)?\.com[\:\/]/i) && loc.indexOf('list=') === -1 && !vl && ytVars)
cb_load(function delayedYTstop() {'use strict'; setTimeout(function stopOldYT() { // in video page : profile page
ytPlayer.setAttribute('flashvars', (loc.indexOf('/watch') !== -1) ? 'autoplay=0&' + ytVars : ytVars.replace(/autoplay=1/i, 'autoplay=0'));
ytPlayer.src += (ytPlayer.src.indexOf('#') === -1) ? '#' : '&autoplay=0';
nodeRefresh(ytPlayer);
}, 0);});
// attempted workaround for Billy-based video players on Tumblr, based on https://greasyfork.org/en/scripts/921-tumblr-disable-autoplay
// which is also the source of all the CSSOM tomfoolery elsewhere in this script
if (loc.match(/^https?\:\/\/(?:\w+\.)*tumblr\.com[\:\/]/i))
cb_load(function stopBillyTumblr() {
'use strict';
var autoPlay, i;
for (i = el - 1; i >= 0; i--) {
autoPlay = arEmbeds[i];
if (autoPlay && autoPlay.src.match(/autoplay=true/gi)) {
autoPlay.src = autoPlay.src.replace(/autoplay=true/gi, 'autoplay=false');
nodeRefresh(autoPlay);
}
}
});