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Video Url Parser

urlParser to get extract information like provider, videoId and other from urls

As of 22.10.2014. See ბოლო ვერსია.

ეს სკრიპტი არ უნდა იყოს პირდაპირ დაინსტალირებული. ეს ბიბლიოთეკაა, სხვა სკრიპტებისთვის უნდა ჩართეთ მეტა-დირექტივაში // @require https://update.greatest.deepsurf.us/scripts/2859/22275/Video%20Url%20Parser.js. 

  1. // ==UserScript==
  2. // @name           Video Url Parser
  3. // @namespace      Zod-
  4. // @description    urlParser to get extract information like provider, videoId and other from urls
  5. // @source         https://github.com/Zod-/jsVideoUrlParser
  6. // @copyright      Julian Hangstörfer
  7. // @version        0.2
  8. // @license        GPL 3
  9. // ==/UserScript==
  10.  
  11. window.urlParser = (function () {
  12.     "use strict";
  13.     var plugins = {};
  14.  
  15.     return {
  16.         'parse': function (url) {
  17.             var match = url.match(/(https?:\/\/)?([^\.]+\.)?(\w+)\./i),
  18.                 provider = match ? match[3] : undefined,
  19.                 result,
  20.                 createdUrl;
  21.             if (match && provider && plugins[provider]) {
  22.                 result = plugins[provider].parse.call(this, url);
  23.                 if (result) {
  24.                     result.provider = plugins[provider].provider;
  25.                     return result;
  26.                 }
  27.             }
  28.             return undefined;
  29.         },
  30.         'bind': function (plugin) {
  31.             plugins[plugin.provider] = plugin;
  32.             if (plugin.alternatives) {
  33.                 var i;
  34.                 for (i = 0; i < plugin.alternatives.length; i += 1) {
  35.                     plugins[plugin.alternatives[i]] = plugin;
  36.                 }
  37.             }
  38.         },
  39.         'create': function (videoInfo) {
  40.             if (plugins[videoInfo.provider].create) {
  41.                 return plugins[videoInfo.provider].create.call(this, videoInfo);
  42.             }
  43.             return undefined;
  44.         }
  45.     };
  46. }());
  47. //parses strings like 1h30m20s to seconds
  48. window.getTime = function(timestring) {
  49.     "use strict";
  50.     var totalSeconds = 0,
  51.         currentValue = 0,
  52.         i,
  53.         timeValues = {
  54.             's': 1,
  55.             'm': 1 * 60,
  56.             'h': 1 * 60 * 60,
  57.             'd': 1 * 60 * 60 * 24,
  58.             'w': 1 * 60 * 60 * 24 * 7
  59.         };
  60.  
  61.     //is the format 1h30m20s etc
  62.     if (!timestring.match(/^(\d+[smhdw]?)+$/)) {
  63.         return 0;
  64.     }
  65.  
  66.     for (i = 0; i < timestring.length; i += 1) {
  67.         if (timestring[i] >= '0' && timestring[i] <= '9') {
  68.             //parse the string to decimal
  69.             currentValue = 10 * currentValue + parseInt(timestring[i], 10);
  70.         } else if (timestring[i] in timeValues) {
  71.             //convert to seconds and delete the entry so there can only be one of this element e.g no 20s20s
  72.             totalSeconds += timeValues[timestring[i]] * currentValue;
  73.             delete timeValues[timestring[i]];
  74.             currentValue = 0;
  75.         } else {
  76.             //discard the value if the format doesn't fit the others
  77.             currentValue = 0;
  78.         }
  79.     }
  80.     //if the last string was just numbers and the s tag hasn't been used before then add it as seconds
  81.     if (currentValue !== 0 && 's' in timeValues) {
  82.         totalSeconds += currentValue;
  83.         delete timeValues.s;
  84.     }
  85.     return totalSeconds;
  86. }
  87. //http://joquery.com/2012/string-format-for-javascript
  88. if (typeof String.prototype.format !== 'function') {
  89.     String.prototype.format = function () {
  90.         // The string containing the format items (e.g. "{0}")
  91.         // will and always has to be the first argument.
  92.         var theString = this,
  93.             i,
  94.             regEx;
  95.  
  96.         // start with the second argument (i = 1)
  97.         for (i = 0; i < arguments.length; i += 1) {
  98.             // "gm" = RegEx options for Global search (more than one instance)
  99.             // and for Multiline search
  100.             regEx = new RegExp("\\{" + (i) + "\\}", "gm");
  101.             theString = theString.replace(regEx, arguments[i]);
  102.         }
  103.         return theString;
  104.     };
  105. }
  106. urlParser.bind({
  107.     'provider': 'dailymotion',
  108.     'alternatives': ['dai'],
  109.     'parse': function (url) {
  110.         "use strict";
  111.         var match,
  112.             id,
  113.             startTime,
  114.             result = {};
  115.  
  116.         match = url.match(/((\/video)|(ly))\/([A-Za-z0-9]+)/i);
  117.         id = match ? match[4] : undefined;
  118.  
  119.         match = url.match(/[#\?&]start=([A-Za-z0-9]+)/i);
  120.         startTime = match ? getTime(match[1]) : undefined;
  121.  
  122.         if (!id) {
  123.             return undefined;
  124.         }
  125.         result.mediaType = 'video';
  126.         result.id = id;
  127.         if (startTime) {
  128.             result.startTime = startTime;
  129.         }
  130.         return result;
  131.     },
  132.     'create': function (videoInfo) {
  133.         "use strict";
  134.         if (videoInfo.startTime) {
  135.             return 'http://www.dailymotion.com/video/{0}?start={1}'.format(videoInfo.id, videoInfo.startTime);
  136.         }
  137.  
  138.         return 'http://dai.ly/{0}'.format(videoInfo.id);
  139.     }
  140. });
  141. //not finished
  142. urlParser.bind({
  143.     'provider': 'livestream',
  144.     'parse': function (url) {
  145.         "use strict";
  146.         var match,
  147.             channel;
  148.         match = url.match(/livestream\.com\/(\w+)/i);
  149.         channel = match ? match[1] : undefined;
  150.         if (!channel) {
  151.             return undefined;
  152.         }
  153.  
  154.         return {
  155.             'mediaType': 'stream',
  156.             'channel': channel
  157.         };
  158.     }
  159. });
  160. urlParser.bind({
  161.     'provider': 'twitch',
  162.     'parse': function (url) {
  163.         "use strict";
  164.         var match,
  165.             id,
  166.             channel,
  167.             videoIdPrefix,
  168.             result = {};
  169.  
  170.         match = url.match(/twitch\.tv\/(\w+)(\/(.)\/(\d+))?/i);
  171.         channel = match ? match[1] : undefined;
  172.         videoIdPrefix = match ? match[3] : undefined;
  173.         id = match ? match[4] : undefined;
  174.  
  175.         match = url.match(/((\?channel)|(\&utm_content))=(\w+)/i);
  176.         channel = match ? match[4] : channel;
  177.  
  178.         if (!channel) {
  179.             return undefined;
  180.         }
  181.         if (id) {
  182.             result.mediaType = 'video';
  183.             result.id = id;
  184.             result.videoIdPrefix = videoIdPrefix;
  185.         } else {
  186.             result.mediaType = 'stream';
  187.         }
  188.         result.channel = channel;
  189.  
  190.         return result;
  191.     },
  192.     'create': function (videoInfo) {
  193.         "use strict";
  194.         var url;
  195.         if (videoInfo.mediaType === 'stream') {
  196.             url = 'http://twitch.tv/{0}'.format(videoInfo.channel);
  197.         } else if (videoInfo.mediaType === 'video') {
  198.             url = 'http://twitch.tv/{0}/{1}/{2}'.format(videoInfo.channel, videoInfo.videoIdPrefix, videoInfo.id);
  199.         }
  200.         return url;
  201.     }
  202. });
  203. urlParser.bind({
  204.     'provider': 'vimeo',
  205.     'alternatives': ['vimeopro'],
  206.     'parse': function (url) {
  207.         "use strict";
  208.         var match,
  209.             id;
  210.         match = url.match(/(\/((channels\/[\w]+)|((album\/\d+\/)?videos?)))?\/(\d+)/i);
  211.         id = match ? match[6] : undefined;
  212.         if (!id) {
  213.             return undefined;
  214.         }
  215.         return {
  216.             'mediaType': 'video',
  217.             'id': id
  218.         };
  219.     },
  220.     'create': function (videoInfo) {
  221.         "use strict";
  222.         return 'http://vimeo.com/{0}'.format(videoInfo.id);
  223.     }
  224. });
  225. urlParser.bind({
  226.     'provider': 'youtube',
  227.     'alternatives': ['youtu'],
  228.     'parse': function (url) {
  229.         "use strict";
  230.         var match,
  231.             id,
  232.             playlistId,
  233.             startTime,
  234.             result = {};
  235.  
  236.         match = url.match(/(((v|be|videos)\/)|(v=))([\w\-]{11})/i);
  237.         id = match ? match[5] : undefined;
  238.  
  239.         match = url.match(/list=([\w\-]+)/i);
  240.         playlistId = match ? match[1] : undefined;
  241.  
  242.         match = url.match(/[#\?&](star)?t=([A-Za-z0-9]+)/i);
  243.         startTime = match ? getTime(match[2]) : undefined;
  244.  
  245.  
  246.         if (id) {
  247.             result.mediaType = 'video';
  248.             result.id = id;
  249.             if (playlistId) {
  250.                 result.playlistId = playlistId;
  251.             }
  252.             if (startTime) {
  253.                 result.startTime = startTime;
  254.             }
  255.         } else if (playlistId) {
  256.             result.mediaType = 'playlist';
  257.             result.playlistId = playlistId;
  258.         } else {
  259.             return undefined;
  260.         }
  261.  
  262.         return result;
  263.     },
  264.     'create': function (videoInfo) {
  265.         "use strict";
  266.         var url;
  267.         if (videoInfo.mediaType === 'video') {
  268.             if (!videoInfo.playlistId) {
  269.                 url = 'http://youtu.be/{0}'.format(videoInfo.id);
  270.             } else {
  271.                 url = 'https://www.youtube.com/watch?v={0}&list={1}'.format(videoInfo.id, videoInfo.playlistId);
  272.             }
  273.             if (videoInfo.startTime) {
  274.                 url += '#t={0}'.format(videoInfo.startTime);
  275.             }
  276.         } else if (videoInfo.mediaType === 'playlist') {
  277.             url = 'https://www.youtube.com/playlist?feature=share&list={0}'.format(videoInfo.playlistId);
  278.         }
  279.         return url;
  280.     }
  281. });