wp-includes/js/mediaelement/wp-mediaelement.js

   1 /* global mejs, _wpmejsSettings */
   2 (function( window, $ ) {
   3
   4         window.wp = window.wp || {};
   5
   6         // add mime-type aliases to MediaElement plugin support
   7         mejs.plugins.silverlight[0].types.push('video/x-ms-wmv');
   8         mejs.plugins.silverlight[0].types.push('audio/x-ms-wma');
   9
  10         function wpMediaElement() {
  11                 var settings = {};
  12
  13                 /**
  14                  * Initialize media elements.
  15                  *
  16                  * Ensures media elements that have already been initialized won't be
  17                  * processed again.
  18                  *
  19                  * @since 4.4.0
  20                  */
  21                 function initialize() {
  22                         if ( typeof _wpmejsSettings !== 'undefined' ) {
  23                                 settings = $.extend( true, {}, _wpmejsSettings );
  24                         }
  25
  26                         settings.success = settings.success || function (mejs) {
  27                                 var autoplay, loop;
  28
  29                                 if ( 'flash' === mejs.pluginType ) {
  30                                         autoplay = mejs.attributes.autoplay && 'false' !== mejs.attributes.autoplay;
  31                                         loop = mejs.attributes.loop && 'false' !== mejs.attributes.loop;
  32
  33                                         autoplay && mejs.addEventListener( 'canplay', function () {
  34                                                 mejs.play();
  35                                         }, false );
  36
  37                                         loop && mejs.addEventListener( 'ended', function () {
  38                                                 mejs.play();
  39                                         }, false );
  40                                 }
  41                         };
  42
  43                         // Only initialize new media elements.
  44                         $( '.wp-audio-shortcode, .wp-video-shortcode' )
  45                                 .not( '.mejs-container' )
  46                                 .filter(function () {
  47                                         return ! $( this ).parent().hasClass( '.mejs-mediaelement' );
  48                                 })
  49                                 .mediaelementplayer( settings );
  50                 }
  51
  52                 return {
  53                         initialize: initialize
  54                 };
  55         }
  56
  57         window.wp.mediaelement = new wpMediaElement();
  58
  59         $( window.wp.mediaelement.initialize );
  60
  61 })( window, jQuery );