resources/src/mediawiki.widgets/MediaSearch/mw.widgets.MediaResourceQueue.js

   1 /*!
   2  * MediaWiki Widgets - MediaResourceQueue class.
   3  *
   4  * @copyright 2011-2016 VisualEditor Team and others; see AUTHORS.txt
   5  * @license The MIT License (MIT); see LICENSE.txt
   6  */
   7 ( function ( $, mw ) {
   8
   9         /**
  10          * MediaWiki media resource queue.
  11          *
  12          * @class
  13          * @extends mw.widgets.APIResultsQueue
  14          *
  15          * @constructor
  16          * @param {Object} [config] Configuration options
  17          * @cfg {number} maxHeight The maximum height of the media, used in the
  18          *  search call to the API.
  19          */
  20         mw.widgets.MediaResourceQueue = function MwWidgetsMediaResourceQueue( config ) {
  21                 config = config || {};
  22
  23                 // Parent constructor
  24                 mw.widgets.MediaResourceQueue.super.call( this, config );
  25
  26                 this.maxHeight = config.maxHeight || 200;
  27         };
  28
  29         /* Inheritance */
  30         OO.inheritClass( mw.widgets.MediaResourceQueue, mw.widgets.APIResultsQueue );
  31
  32         /**
  33          * Fetch the file repos.
  34          *
  35          * @return {jQuery.Promise} Promise that resolves when the resources are set up
  36          */
  37         mw.widgets.MediaResourceQueue.prototype.getFileRepos = function () {
  38                 var defaultSource = [ {
  39                         url: mw.util.wikiScript( 'api' ),
  40                         local: ''
  41                 } ];
  42
  43                 if ( !this.fileRepoPromise ) {
  44                         this.fileRepoPromise = new mw.Api().get( {
  45                                 action: 'query',
  46                                 meta: 'filerepoinfo'
  47                         } ).then(
  48                                 function ( resp ) {
  49                                         return resp.query && resp.query.repos || defaultSource;
  50                                 },
  51                                 function () {
  52                                         return $.Deferred().resolve( defaultSource );
  53                                 }
  54                         );
  55                 }
  56
  57                 return this.fileRepoPromise;
  58         };
  59
  60         /**
  61          * Get image maximum height
  62          *
  63          * @return {string} Image max height
  64          */
  65         mw.widgets.MediaResourceQueue.prototype.getMaxHeight = function () {
  66                 return this.maxHeight;
  67         };
  68 }( jQuery, mediaWiki ) );