// ==UserScript==
// @name		LinkTube
// @version		2017.11.23
// @description		Replaces an embedded video with a link to the video page.
// @author		sebaro
// @namespace		http://isebaro.com/linktube
// @license		GPL version 3 or any later version; http://www.gnu.org/copyleft/gpl.html
// @icon		https://raw.githubusercontent.com/sebaro/linktube/master/linktube.png
// @include		*
// @grant		GM_xmlhttpRequest
// @grant		GM.xmlHttpRequest
// ==/UserScript==
/*
Copyright (C) 2011 - 2017 Sebastian Luncan
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Website: http://isebaro.com/linktube
Contact: http://isebaro.com/contact
*/
(function() {
// ==========Variables========== //
// Userscript
var userscript = 'LinkTube';
// Contact
var contact = 'http://isebaro.com/contact';
// Warning
var warning = 'Couldn\'t get the video link. Please report it <a href="' + contact + '">here</a>.';
// Options
var option = {'secure': true};
// ==========Fixes========== //
// Don't run on frames or iframes
if (window.top != window.self)  return;
// ==========Functions========== //
function createMyElement (type, content) {
var obj = document.createElement(type);
if (type == 'div') {
if (content) obj.innerHTML = content;
}
return obj;
}
function getMyElement (element, get, tag) {
var obj;
if (get == 'parent') obj = element.parentNode;
else if (get == 'source') obj = element.src;
else if (get == 'name') obj = element.name;
else if (get == 'value') obj = element.value;
else if (get == 'children') obj = element.getElementsByTagName(tag);
return obj;
}
function modifyMyElement (obj, type, content, clear) {
if (type == 'div') {
if (content) obj.innerHTML = content;
}
if (clear) {
if (obj.hasChildNodes()) {
while (obj.childNodes.length >= 1) {
obj.removeChild(obj.firstChild);
}
}
}
}
function styleMyElement (obj, styles) {
for (var property in styles) {
if (styles.hasOwnProperty(property)) obj.style[property] = styles[property];
}
}
function appendMyElement (parent, child) {
if (parent == 'body') document.body.appendChild(child);
else parent.appendChild(child);
}
function removeMyElement (parent, child) {
if (parent == 'body') document.body.removeChild(child);
else parent.removeChild(child);
}
function replaceMyElement (parent, orphan, child) {
parent.replaceChild(orphan, child);
}
function YouTube (url, target) {
var ytVideoTitle;
var ytVideoLength;
function ytVideoInfo(ytPageSource) {
/* Get Video Title */
ytVideoTitle = ytPageSource.match(/"title":"(.*?)","lengthSeconds"/);
ytVideoTitle = (ytVideoTitle) ? ytVideoTitle[1] : null;
if (!ytVideoTitle) {
ytVideoTitle = ytPageSource.match(/document.title\s*=\s*"(.*?)"/);
ytVideoTitle = (ytVideoTitle) ? ytVideoTitle[1] : null;
}
if (!ytVideoTitle) {
ytVideoTitle = ytPageSource.match(/meta\s+itemprop="name"\s+content="(.*?)"/);
ytVideoTitle = (ytVideoTitle) ? ytVideoTitle[1] : null;
}
if (!ytVideoTitle) {
ytVideoTitle = ytPageSource.match(/meta\s+property="og:title"\s+content="(.*?)"/);
ytVideoTitle = (ytVideoTitle) ? ytVideoTitle[1] : null;
}
if (ytVideoTitle) {
ytVideoTitle = ytVideoTitle.replace(/&quot;/g, '\'').replace(/&#34;/g, '\'').replace(/"/g, '\'');
ytVideoTitle = ytVideoTitle.replace(/&#39;/g, '\'').replace(/'/g, '\'');
ytVideoTitle = ytVideoTitle.replace(/&amp;/g, 'and').replace(/&/g, 'and');
ytVideoTitle = ytVideoTitle.replace(/\?/g, '').replace(/[#:\*]/g, '-').replace(/\//g, '-');
ytVideoTitle = ytVideoTitle.replace(/^\s+|\s+$/, '').replace(/\.+$/g, '');
ytVideoTitle = ytVideoTitle.replace(/^YouTube\s-\s/, '');
}
/* Get Video Length */
ytVideoLength = ytPageSource.match(/"lengthSeconds":"(.*?)"/);
ytVideoLength = (ytVideoLength) ? ytVideoLength[1] : null;
if (ytVideoLength) {
ytVideoLength = new Date(ytVideoLength * 1000).toISOString().substr(11, 8).replace(/00:0?/, '');
}
else {
ytVideoLength = ytPageSource.match(/meta\s+itemprop="duration"\s+content="(.*?)"/);
ytVideoLength = (ytVideoLength) ? ytVideoLength[1].replace('PT', '').replace('M', ':').replace('S', '') : null;
}
}
try {
GM.xmlHttpRequest({
method: 'GET',
url: url,
onload: function(response) {
if (response.readyState === 4 && response.status === 200) {
ytVideoInfo(response.responseText);
ytVideoList = ytVideoTitle + ' (' + ytVideoLength + ')<br>' + '<a href="' + url + '">' + url + '</a>';
modifyMyElement (target, 'div', ytVideoList, false);
}
else {
ytVideoList = '<a href="' + url + '">' + url + '</a>';
modifyMyElement (target, 'div', ytVideoList, false);
}
}
});
}
catch(e) {
try {
GM_xmlhttpRequest({
method: 'GET',
url: url,
onload: function(response) {
if (response.readyState === 4 && response.status === 200) {
ytVideoInfo(response.responseText);
ytVideoList = ytVideoTitle + ' (' + ytVideoLength + ')<br>' + '<a href="' + url + '">' + url + '</a>';
modifyMyElement (target, 'div', ytVideoList, false);
}
else {
ytVideoList = '<a href="' + url + '">' + url + '</a>';
modifyMyElement (target, 'div', ytVideoList, false);
}
}
});
}
catch(e) {
ytVideoList = '<a href="' + url + '">' + url + '</a>';
modifyMyElement (target, 'div', ytVideoList, false);
}
}
}
function embedMyLinks (element) {
var elements;
if (element == 'iframe') elements = iframeElements;
else if (element == 'object') elements = objectElements;
else if (element == 'embed') elements = embedElements;
var child, parent, video, param, name;
var foundSite;
var linkID, videoID, videoLink, videoURL;
var myScriptLogo = [];
myScriptLogo[element] = [];
var myScriptMess = [];
myScriptMess[element] = [];
var myLinkWindow = [];
myLinkWindow[element] = [];
for (var e = elements.length - 1; e >= 0; e--) {
foundSite = false;
child = elements[e];
parent = getMyElement (child, 'parent', '');
if (element == 'iframe' || element == 'embed') {
video = getMyElement (child, 'source', '');
}
else if (element == 'object') {
params = getMyElement (child, 'children', 'param');
for (var p = 0; p < params.length; p++) {
name = getMyElement (params[p], 'name', '');
if (name == 'movie' || name == 'src') {
video = getMyElement (params[p], 'value', '');
if (!video) video = getMyElement (params[p], 'source', '');
}
}
}
if (video) {
for (var l = 0; l < linkParsers.length; l++) {
if (video.match(linkParsers[l]['source'])) {
foundSite = true;
linkID = l;
break;
}
}
}
if (foundSite) {
myScriptLogo[element][e] = createMyElement ('div', userscript);
styleMyElement (myScriptLogo[element][e], {margin: '0px auto', padding: '10px', color: '#FFFFFF', fontSize: '20px', textAlign: 'center', textShadow: '#000000 -1px -1px 1px'});
myScriptMess[element][e] = createMyElement ('div', '');
myLinkWindow[element][e] = createMyElement ('div', '');
appendMyElement (myLinkWindow[element][e], myScriptLogo[element][e]);
appendMyElement (myLinkWindow[element][e], myScriptMess[element][e]);
var childStyles = child.getAttribute('style');
if (childStyles) {
childStyles = childStyles.replace('absolute', 'relative');
myLinkWindow[element][e].setAttribute('style', childStyles);
styleMyElement (myLinkWindow[element][e], {backgroundColor: '#F4F4F4'});
}
else styleMyElement (myLinkWindow[element][e], {width: '100%', height: '100%', backgroundColor: '#F4F4F4'});
styleMyElement (parent, {padding: '0px', height: '100%'});
replaceMyElement(parent, myLinkWindow[element][e], child);
videoID = video.match(linkParsers[linkID]['pattern']);
videoID = (videoID) ? videoID[1] : null;
if (videoID) {
videoURL = linkParsers[linkID]['link'] + videoID;
if (!option['secure']) videoURL = videoURL.replace(/^https/, 'http');
styleMyElement (myScriptMess[element][e], {border: '3px solid #F4F4F4', margin: '0px auto', padding: '10px', backgroundColor: '#FFFFFF', color: '#00C000', textAlign: 'center', fontSize: '16px'});
if (videoURL.indexOf('youtube.com') != -1) {
YouTube(videoURL, myScriptMess[element][e]);
}
else {
videoLink = '<a href="' + videoURL + '">' + videoURL + '</a>';
modifyMyElement (myScriptMess[element][e], 'div', videoLink, false);
}
}
else {
styleMyElement (myScriptMess[element][e], {border: '3px solid #F4F4F4', margin: '0px auto', padding: '10px', backgroundColor: '#FFFFFF', color: '#AD0000', textAlign: 'center', fontSize: '16px'});
modifyMyElement (myScriptMess[element][e], 'div', warning, false);
}
}
}
}
// ==========Websites========== //
/* Parsers */
var linkParsers = [
{'source': 'youtube(.com|-nocookie.com)/embed/(videoseries|\\?list)', 'pattern': 'list=(.*?)(&|$)', 'link': 'https://www.youtube.com/playlist?list='},
{'source': 'youtube(.com|-nocookie.com)/embed/', 'pattern': '/embed/(.*?)(\\?|&|$)', 'link': 'https://www.youtube.com/watch?v='},
{'source': 'youtube(.com|-nocookie.com)/v/', 'pattern': '/v/(.*?)(\\?|&|$)', 'link': 'https://www.youtube.com/watch?v='},
{'source': 'dailymotion.com/embed/', 'pattern': '/video/(.*?)$', 'link': 'https://www.dailymotion.com/video/'},
{'source': 'dailymotion.com/swf/(?!video)', 'pattern': '/swf/(.*?)$', 'link': 'https://www.dailymotion.com/video/'},
{'source': 'dailymotion.com/swf/(?=video)', 'pattern': '/video/(.*?)$', 'link': 'https://www.dailymotion.com/video/'},
{'source': 'vimeo.com/video/', 'pattern': '/video/(.*?)(\\?|&|$)', 'link': 'https://vimeo.com/'},
{'source': 'vimeo.com/moogaloop', 'pattern': '/moogaloop.swf\\?clip_id=(.*?)(&|$)', 'link': 'https://vimeo.com/'},
{'source': 'metacafe.com/embed/', 'pattern': '/embed/(.*?)/', 'link': 'https://www.metacafe.com/watch/'},
{'source': 'metacafe.com/fplayer/', 'pattern': '/fplayer/(.*?)/', 'link': 'https://www.metacafe.com/watch/'},
{'source': 'funnyordie.com/embed/', 'pattern': '/embed/(.*?)$', 'link': 'https://www.funnyordie.com/videos/'},
{'source': 'vk.com/video', 'pattern': 'video_ext.php\\?(.*?)$', 'link': 'http://vk.com/video_ext.php?'},
{'source': 'hostname=www.twitch.tv', 'pattern': 'channel=(.*?)(&|$)', 'link': 'http://www.twitch.tv/'}
];
/* IFrame */
var iframeElements = getMyElement (document, 'children', 'iframe');
if (iframeElements.length > 0 ) embedMyLinks ('iframe');
/* Object */
var objectElements = getMyElement (document, 'children', 'object');
if (objectElements.length > 0 ) embedMyLinks ('object');
/* Embed */
var embedElements = getMyElement (document, 'children', 'embed');
if (embedElements.length > 0 ) embedMyLinks ('embed');
})();