[Deprecated] Taberareloo 用パッチ：YouTube からのポストを復活＋関連動画からポストしても正常に動作するように修正

patch.extractor.youtube.extract.tbrl.js

// ==Taberareloo==
// {
//   "name"        : "Fix extractor for YouTube"
// , "description" : "Fix extractor for YouTube"
// , "include"     : ["background", "content"]
// , "match"       : ["*://*.youtube.com/watch*"]
// , "version"     : "0.1.3"
// , "downloadURL" : "https://gist.github.com/YungSang/7acd58f084f1748d0e28/raw/patch.extractor.youtube.extract.tbrl.js"
// }
// ==/Taberareloo==

(function() {
  if (inContext('background')) {
    var version = chrome.runtime.getManifest().version;
    version = version.split('.');
    if (version.length > 3) {
      version.pop();
    }
    version = version.join('.');
    if (semver.gte(version, '3.0.12')) {
      setTimeout(function () {
        Patches.uninstall(Patches['patch.extractor.youtube.extract.tbrl.js'], true);
      }, 500);
      return;
    }
  }

  update(Extractors['Video - YouTube'], {
    extract : function(ctx) {
      // not use @rel="author"
      // because official channel use banner image, can't get author text information by textContent.
      var author_anchor = ctx.document.querySelector('#watch7-user-header .yt-user-name');

      ctx.title = ctx.title.replace(/[\n\r\t]+/gm, ' ').trim();
      var ps = {
        type      : 'video',
        item      : $X('id("watch7-content")/meta[@itemprop="name"]/@content')[0],
        itemUrl   : $X('id("watch7-content")/link[@itemprop="url"]/@href')[0],
        author    : author_anchor.textContent.trim(),
        authorUrl : author_anchor.href.split('?')[0]
      };

      var canonical = $X('//link[@rel="canonical"]')[0];
      if (canonical) {
        canonical.parentNode.removeChild(canonical);
      }

      return ps;
    }
  });
})();