MediaWiki:Gadget-purgetab.js

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/**
 * Action link: Purge
 *
 * @source: http://www.mediawiki.org/wiki/Snippets/Purge_action
 * @rev: 2
 */
if ( $( '#ca-purge' ).size() ) {
        $( '#ca-purge' ).remove();
}
if ( mw.config.get('wgCanonicalNamespace') != 'Special' && mw.config.get('wgArticleId') > 0 ) {
        var target = 'p-cactions';
        mw.util.addPortletLink( target, mw.config.get('wgScript') + '?title=' + mw.util.wikiUrlencode( mw.config.get('wgPageName') ) + '&action=purge',
                'Purge', 'ca-purge', 'Purge the server cache of this page', null,
                $( '#ca-watch' ).length > 0 ? $( '#ca-watch' )[0] : $( '#ca-unwatch' )[0] );

        $( '#ca-purge' ).addClass( 'collapsible' );
}
if ( mw.config.get('wgAction') == 'purge' ) {
        $( '#ca-purge' ).addClass( 'selected' );
}