MediaWiki:Gadget-purgetab.js

Note: After saving, you have to bypass your browser's cache to see the changes. Internet Explorer: hold down the Ctrl key and click the Refresh or Reload button. Firefox: hold down the Shift key while clicking Reload (or press Ctrl-Shift-R). Google Chrome and Safari users can just click the Reload button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.

/**
 * Action link: Purge (Action menu)
 *
 * @source: http://www.mediawiki.org/wiki/Snippets/Purge_action
 * @rev: 5
 */
$( function() {
    if ( !$( '#ca-purge' ).length && mw.config.get( 'wgIsArticle' ) ) {
        mw.util.addPortletLink(
            'p-cactions',
            mw.util.wikiGetlink( mw.config.get( 'wgPageName' ) ) + '?action=purge',
            mw.config.get( 'skin' ) == 'vector' ? 'Purge' : '*',
            'ca-purge',
            'Purge the server cache of this page',
            '*'
        );
    }
});