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Video Url Parser

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

Skrip ini tidak untuk dipasang secara langsung. Ini adalah pustaka skrip lain untuk disertakan dengan direktif meta // @require https://update.greasyfork.org/scripts/2859/30624/Video%20Url%20Parser.js

// ==UserScript==
// @name           Video Url Parser
// @namespace      Zod-
// @description    urlParser to get extract information like provider, videoId and other from urls
// @source         https://github.com/Zod-/jsVideoUrlParser
// @copyright      Zod-
// @version        0.5
// @license        MIT
// ==/UserScript==
function URLParser() {
  "use strict";
  this.plugins = {};
}
URLParser.prototype.parse = function(url) {
  "use strict";
  var th = this,
  match = url.match(/(?:https?:\/\/)?(?:[^\.]+\.)?(\w+)\./i),
  provider = match ? match[1] : undefined,
  result,
  createdUrl;
  if (match && provider && th.plugins[provider]) {
    result = th.plugins[provider].parse.call(this, url);
    if (result) {
      result.provider = th.plugins[provider].provider;
      return result;
    }
  }
  return undefined;
};
URLParser.prototype.bind = function(plugin) {
  var th = this;
  th.plugins[plugin.provider] = plugin;
  if (plugin.alternatives) {
    var i;
    for (i = 0; i < plugin.alternatives.length; i += 1) {
      th.plugins[plugin.alternatives[i]] = plugin;
    }
  }
};
URLParser.prototype.create = function(op) {
  var th = this,
  vi = op.videoInfo;
  op.format = op.format || 'short';
  if (th.plugins[vi.provider].create) {
    return th.plugins[vi.provider].create.call(this, op);
  }
  return undefined;
};

window.urlParser = new URLParser();

//parses strings like 1h30m20s to seconds
window.getTime = function(timeString) {
  "use strict";
  var totalSeconds = 0,
    timeValues = {
      's': 1,
      'm': 1 * 60,
      'h': 1 * 60 * 60,
      'd': 1 * 60 * 60 * 24,
      'w': 1 * 60 * 60 * 24 * 7
    },
    timePairs;
  //is the format 1h30m20s etc
  if (!timeString.match(/^(\d+[smhdw]?)+$/)) {
    return 0;
  }
  //expand to "1 h 30 m 20 s" and split
  timeString = timeString.replace(/([smhdw])/g, ' $1 ').trim();
  timePairs = timeString.split(' ');
  for (var i = 0; i < timePairs.length; i += 2) {
    totalSeconds += parseInt(timePairs[i], 10) * timeValues[timePairs[i + 1] || 's'];
  }
  return totalSeconds;
}
  //http://joquery.com/2012/string-format-for-javascript
if (typeof String.prototype.format !== 'function') {
  String.prototype.format = function() {
    // The string containing the format items (e.g. "{0}")
    // will and always has to be the first argument.
    var theString = this,
      i,
      regEx;

    // start with the second argument (i = 1)
    for (i = 0; i < arguments.length; i += 1) {
      // "gm" = RegEx options for Global search (more than one instance)
      // and for Multiline search
      regEx = new RegExp("\\{" + (i) + "\\}", "gm");
      theString = theString.replace(regEx, arguments[i]);
    }
    return theString;
  };
}
urlParser.bind({
  'provider': 'dailymotion',
  'alternatives': ['dai'],
  'parse': function(url) {
    "use strict";
    var match,
      id,
      startTime,
      result = {};

    match = url.match(/(?:\/video|ly)\/([A-Za-z0-9]+)/i);
    id = match ? match[1] : undefined;

    match = url.match(/[#\?&]start=([A-Za-z0-9]+)/i);
    startTime = match ? getTime(match[1]) : undefined;

    if (!id) {
      return undefined;
    }
    result.mediaType = 'video';
    result.id = id;
    if (startTime) {
      result.startTime = startTime;
    }
    return result;
  },
  'create': function(op) {
    "use strict";
    var vi = op.videoInfo;
    if (vi.startTime) {
      return 'https://www.dailymotion.com/video/{0}?start={1}'.format(vi.id, vi.startTime);
    }

    if (op.format === 'short') {
      return 'https://dai.ly/{0}'.format(vi.id);
    }

    return 'https://www.dailymotion.com/video/{0}'.format(vi.id);
  }
});

//not finished
urlParser.bind({
  'provider': 'livestream',
  'parse': function(url) {
    "use strict";
    var match,
      channel;
    match = url.match(/livestream\.com\/(\w+)/i);
    channel = match ? match[1] : undefined;
    if (!channel) {
      return undefined;
    }

    return {
      'mediaType': 'stream',
      'channel': channel
    };
  }
});
urlParser.bind({
  'provider': 'twitch',
  'parse': function(url) {
    "use strict";
    var match,
      id,
      channel,
      idPrefix,
      result = {};

    match = url.match(/twitch\.tv\/(\w+)(?:\/(.)\/(\d+))?/i);
    channel = match ? match[1] : undefined;
    idPrefix = match ? match[2] : undefined;
    id = match ? match[3] : undefined;

    match = url.match(/(?:\?channel|\&utm_content)=(\w+)/i);
    channel = match ? match[1] : channel;

    if (!channel) {
      return undefined;
    }
    if (id) {
      result.mediaType = 'video';
      result.id = id;
      result.idPrefix = idPrefix;
    } else {
      result.mediaType = 'stream';
    }
    result.channel = channel;

    return result;
  },
  'create': function(op) {
    "use strict";
    var url,
      vi = op.videoInfo;
    if (vi.mediaType === 'stream') {
      return 'https://twitch.tv/{0}'.format(vi.channel);
    }

    return 'https://twitch.tv/{0}/{1}/{2}'.format(vi.channel, vi.idPrefix, vi.id);
  }
});
urlParser.bind({
  'provider': 'vimeo',
  'alternatives': ['vimeopro'],
  'parse': function(url) {
    "use strict";
    var match,
      id;
    match = url.match(/(?:\/(?:channels\/[\w]+|(?:album\/\d+\/)?videos?))?\/(\d+)/i);
    id = match ? match[1] : undefined;
    if (!id) {
      return undefined;
    }
    return {
      'mediaType': 'video',
      'id': id
    };
  },
  'create': function(op) {
    "use strict";
    return 'https://vimeo.com/{0}'.format(op.videoInfo.id);
  }
});
urlParser.bind({
  'provider': 'youtube',
  'alternatives': ['youtu'],
  'parse': function(url) {
    "use strict";
    var match,
    id,
    playlistId,
    playlistIndex,
    startTime,
    result = {};

    match = url.match(/(?:(?:v|be|videos)\/|v=)([\w\-]{11})/i);
    id = match ? match[1] : undefined;

    match = url.match(/list=([\w\-]+)/i);
    playlistId = match ? match[1] : undefined;

    match = url.match(/index=(\d+)/i);
    playlistIndex = match ? Number(match[1]) : undefined;

    match = url.match(/[#\?&](?:star)?t=([A-Za-z0-9]+)/i);
    startTime = match ? getTime(match[1]) : undefined;

    if (id) {
      result.mediaType = 'video';
      result.id = id;
      if (playlistId) {
        result.playlistId = playlistId;
        if (playlistIndex) {
          result.playlistIndex = playlistIndex;
        }
      }
      if (startTime) {
        result.startTime = startTime;
      }
    } else if (playlistId) {
      result.mediaType = 'playlist';
      result.playlistId = playlistId;
    } else {
      return undefined;
    }

    return result;
  },
  'create': function(op) {
    "use strict";
    var url,
    vi = op.videoInfo;
    if (vi.mediaType === 'playlist') {
      return 'https://www.youtube.com/playlist?feature=share&list={0}'.format(vi.playlistId);
    }

    if (vi.playlistId) {
      url = 'https://www.youtube.com/watch?v={0}&list={1}'.format(vi.id, vi.playlistId);
      if (vi.playlistIndex) {
        url += '&index={0}'.format(vi.playlistIndex);
      }
    } else {
      if (op.format === 'short') {
        url = 'https://youtu.be/{0}'.format(vi.id);
      } else {
        url = 'https://www.youtube.com/watch?v={0}'.format(vi.id);
      }
    }

    if (vi.startTime) {
      url += '#t={0}'.format(vi.startTime);
    }
    return url;
  }
});