wp-admin/js/updates.js

   1 window.wp = window.wp || {};
   2
   3 (function( $, wp ) {
   4
   5         wp.updates = {};
   6
   7         /**
   8          * Decrement update counts throughout the various menus
   9          *
  10          * @param {string} updateType
  11          */
  12         wp.updates.decrementCount = function( upgradeType ) {
  13                 var count, pluginCount, $elem;
  14
  15                 $elem = $( '#wp-admin-bar-updates .ab-label' );
  16                 count = $elem.text();
  17                 count = parseInt( count, 10 ) - 1;
  18                 if ( count < 0 ) {
  19                         return;
  20                 }
  21                 $( '#wp-admin-bar-updates .ab-item' ).removeAttr( 'title' );
  22                 $elem.text( count );
  23
  24                 $elem = $( 'a[href="update-core.php"] .update-plugins' );
  25                 $elem.each( function( index, elem ) {
  26                         elem.className = elem.className.replace( /count-\d+/, 'count-' + count );
  27                 } );
  28                 $elem.removeAttr( 'title' );
  29                 $elem.find( '.update-count' ).text( count );
  30
  31                 if ( 'plugin' === upgradeType ) {
  32                         $elem = $( '#menu-plugins' );
  33                         pluginCount = $elem.find( '.plugin-count' ).eq(0).text();
  34                         pluginCount = parseInt( pluginCount, 10 ) - 1;
  35                         if ( count < 0 ) {
  36                                 return;
  37                         }
  38                         $elem.find( '.plugin-count' ).text( pluginCount );
  39                         $elem.find( '.update-plugins' ).each( function( index, elem ) {
  40                                 elem.className = elem.className.replace( /count-\d+/, 'count-' + pluginCount );
  41                         } );
  42                 }
  43         };
  44
  45         $( window ).on( 'message', function( e ) {
  46                 var event = e.originalEvent,
  47                         message,
  48                         loc = document.location,
  49                         expectedOrigin = loc.protocol + '//' + loc.hostname;
  50
  51                 if ( event.origin !== expectedOrigin ) {
  52                         return;
  53                 }
  54
  55                 message = $.parseJSON( event.data );
  56
  57                 if ( typeof message.action === 'undefined' || message.action !== 'decrementUpdateCount' ) {
  58                         return;
  59                 }
  60
  61                 wp.updates.decrementCount( message.upgradeType );
  62
  63         } );
  64
  65 })( jQuery, window.wp );