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Text File  |  2012-06-08  |  5KB  |  146 lines
  1. /*
  2.  *=BEGIN SONGBIRD GPL
  3.  *
  4.  * This file is part of the Songbird web player.
  5.  *
  6.  * Copyright(c) 2005-2010 POTI, Inc.
  7.  * http://www.songbirdnest.com
  8.  *
  9.  * This file may be licensed under the terms of of the
  10.  * GNU General Public License Version 2 (the ``GPL'').
  11.  *
  12.  * Software distributed under the License is distributed
  13.  * on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either
  14.  * express or implied. See the GPL for the specific language
  15.  * governing rights and limitations.
  16.  *
  17.  * You should have received a copy of the GPL along with this
  18.  * program. If not, go to http://www.gnu.org/licenses/gpl.html
  19.  * or write to the Free Software Foundation, Inc.,
  20.  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  21.  *
  22.  *=END SONGBIRD GPL
  23.  */
  24.  
  25. const Cc = Components.classes;
  26. const Ci = Components.interfaces;
  27. const Cr = Components.results;
  28. const Ce = Components.Exception;
  29.  
  30. Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
  31. Components.utils.import("resource://app/jsmodules/sbProperties.jsm");
  32. Components.utils.import("resource://app/jsmodules/ArrayConverter.jsm");
  33.  
  34. function SmartPlaylistPropertyRegistrar() {
  35.   this._maps = {};
  36.  
  37.   var context = "default";
  38.  
  39.   // it'd be nice to have currying as a generic operation
  40.   function register(id, width, direction)
  41.   {
  42.     this.registerPropertyToContext(context, SBProperties[id], width, direction);
  43.   }
  44.   
  45.   var props = [
  46.      ["albumName",       220, "a"],
  47.      ["albumArtistName", 220, "a"],
  48.      ["artistName",      220, "a"],
  49.      ["bitRate",          40, "d"],
  50.      ["bpm",              40, "d"],
  51.      ["comment",         120, "a"],
  52.      ["composerName",    150, "a"],
  53.      ["created",         122, "d"],
  54.      ["updated",         122, "d"],
  55.      ["discNumber",       40, "d"],
  56.      ["contentURL",      220, "a"],
  57.      ["genre",            70, "a"],
  58.      ["lastPlayTime",    122, "d"],
  59.      ["lastSkipTime",    122, "d"],
  60.      ["playCount",        40, "d"],
  61.      ["rating",           85, "d"],
  62.      ["sampleRate",       75, "d"],
  63.      ["contentLength",    50, "d"],
  64.      ["skipCount",        40, "d"],
  65.      ["originURL",       220, "a"],
  66.      ["originPage",      220, "a"],
  67.      ["originPageTitle", 150, "a"],
  68.      ["duration",         55, "d"],
  69.      ["trackName",       220, "a"],
  70.      ["trackNumber",      40, "d"],
  71.      ["year",             50, "d"],
  72.      ["keywords",        220, "a"],
  73.      ["description",     220, "a"],
  74.      ["showName",        220, "a"],
  75.      ["episodeNumber",    40, "a"],
  76.      ["seasonNumber",     40, "a"],
  77.      ["contentType",      40, "a"],
  78.   ];
  79.  
  80.   for each (p in props)
  81.   {
  82.     register.apply(this, p);
  83.   }
  84.   
  85.   this.registerPropertyToContext(context,
  86.                                  "http://songbirdnest.com/dummy/smartmedialists/1.0#playlist",
  87.                                  0,
  88.                                  "");
  89. }
  90.  
  91. SmartPlaylistPropertyRegistrar.prototype = {
  92.   constructor     : SmartPlaylistPropertyRegistrar,
  93.   classDescription: "Songbird SmartPlaylist Property Registrar Interface",
  94.   classID         : Components.ID("{4b6a6c23-e247-419e-b629-3c2ef5f5876d}"),
  95.   contractID      : "@songbirdnest.com/Songbird/SmartPlaylistPropertyRegistrar;1",
  96.  
  97.   /**
  98.    * Returns an enumerator to all properties for a particular smart
  99.    * playlist context
  100.    */
  101.   getPropertiesForContext: function 
  102.     SmartPlaylistPropertyRegistrar_getPropertyForContext(aContextID) {
  103.     return ArrayConverter.enumerator(this._maps[aContextID]);
  104.   },
  105.  
  106.   /**
  107.    * Register a property to a smart playlist context
  108.    */  
  109.   registerPropertyToContext: function
  110.     SmartPlaylistPropertyRegistrar_registerPropertyToContext(aContextID, 
  111.                                                              aPropertyID,
  112.                                                              aColWidth,
  113.                                                              aSortDir) {
  114.     if (!(aContextID in this._maps)) {
  115.       this._maps[aContextID] = [];
  116.     }
  117.     var smartPlaylistProperty = {
  118.       propertyID           : aPropertyID,
  119.       defaultColumnWidth   : aColWidth,
  120.       defaultSortDirection : aSortDir,
  121.       QueryInterface       : XPCOMUtils.generateQI([Ci.sbISmartPlaylistProperty])
  122.     };
  123.     this._maps[aContextID].push(smartPlaylistProperty);
  124.   },
  125.  
  126.   /**
  127.    * See nsISupports.idl
  128.    */
  129.   QueryInterface:
  130.     XPCOMUtils.generateQI([Ci.sbISmartPlaylistPropertyRegistrar])
  131. }; // SmartPlaylistPropertyRegistrar.prototype
  132.  
  133. function postRegister(aCompMgr, aFileSpec, aLocation) {
  134.   XPCOMUtils.categoryManager
  135.             .addCategoryEntry('app-startup',
  136.                               'smartplaylist-property-registrar', 
  137.                               'service,@songbirdnest.com/Songbird/SmartPlaylistPropertyRegistrar;1',
  138.                               true, 
  139.                               true);
  140. }
  141.  
  142. var NSGetModule = 
  143.   XPCOMUtils.generateNSGetModule([SmartPlaylistPropertyRegistrar], 
  144.                                  postRegister);
  145.  
  146.