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   1  /*!
   2   * JavaScript for Special:UnwatchedPages
   3   */
   4  ( function ( mw, $ ) {
   5      $( function () {
   6          $( 'a.mw-watch-link' ).click( function ( e ) {
   7              var promise,
   8                  api = new mw.Api(),
   9                  $link = $( this ),
  10                  $subjectLink = $link.closest( 'li' ).children( 'a' ).eq( 0 ),
  11                  title = mw.util.getParamValue( 'title', $link.attr( 'href' ) );
  12              // nice format
  13              title = mw.Title.newFromText( title ).toText();
  14              // Disable link whilst we're busy to avoid double handling
  15              if ( $link.data( 'mwDisabled' ) ) {
  16                  // mw-watch-link-disabled disables pointer-events which prevents the click event
  17                  // from happening in the first place. In older browsers we kill the event here.
  18                  return false;
  19              }
  20              $link.data( 'mwDisabled', true ).addClass( 'mw-watch-link-disabled' );
  21  
  22              // Use the class to determine whether to watch or unwatch
  23              if ( !$subjectLink.hasClass( 'mw-watched-item' ) ) {
  24                  $link.text( mw.msg( 'watching' ) );
  25                  promise = api.watch( title ).done( function () {
  26                      $subjectLink.addClass( 'mw-watched-item' );
  27                      $link.text( mw.msg( 'unwatch' ) );
  28                      mw.notify( mw.msg( 'addedwatchtext-short', title ) );
  29                  } ).fail( function () {
  30                      $link.text( mw.msg( 'watch' ) );
  31                      mw.notify( mw.msg( 'watcherrortext', title ) );
  32                  } );
  33              } else {
  34                  $link.text( mw.msg( 'unwatching' ) );
  35                  promise = api.unwatch( title ).done( function () {
  36                      $subjectLink.removeClass( 'mw-watched-item' );
  37                      $link.text( mw.msg( 'watch' ) );
  38                      mw.notify( mw.msg( 'removedwatchtext-short', title ) );
  39                  } ).fail( function () {
  40                      $link.text( mw.msg( 'unwatch' ) );
  41                      mw.notify( mw.msg( 'watcherrortext', title ) );
  42                  } );
  43              }
  44  
  45              promise.always( function () {
  46                  $link.data( 'mwDisabled', false ).removeClass( 'mw-watch-link-disabled' );
  47              } );
  48  
  49              e.preventDefault();
  50          } );
  51      } );
  52  }( mediaWiki, jQuery ) );