resources/src/mediawiki.action/mediawiki.action.view.redirectToFragment.js

   1 /*!
   2  * JavaScript to scroll the page to an id, when a redirect with fragment is viewed.
   3  */
   4 ( function ( mw, $ ) {
   5         var profile = $.client.profile(),
   6                 fragment = mw.config.get( 'wgRedirectToFragment' );
   7
   8         if ( fragment === null ) {
   9                 // nothing to do
  10                 return;
  11         }
  12
  13         if ( profile.layout === 'webkit' && profile.layoutVersion < 420 ) {
  14                 // Released Safari w/ WebKit 418.9.1 messes up horribly
  15                 // Nightlies of 420+ are ok
  16                 return;
  17         }
  18         if ( !window.location.hash ) {
  19                 window.location.hash = fragment;
  20
  21                 // Mozilla needs to wait until after load, otherwise the window doesn't
  22                 // scroll.  See <https://bugzilla.mozilla.org/show_bug.cgi?id=516293>.
  23                 // There's no obvious way to detect this programmatically, so we use
  24                 // version-testing.  If Firefox fixes the bug, they'll jump twice, but
  25                 // better twice than not at all, so make the fix hit future versions as
  26                 // well.
  27                 if ( profile.layout === 'gecko' ) {
  28                         $( function () {
  29                                 if ( window.location.hash === fragment ) {
  30                                         window.location.hash = fragment;
  31                                 }
  32                         } );
  33                 }
  34         }
  35 }( mediaWiki, jQuery ) );