MediaWiki:Gadget-purgeTab.js

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/**
 * Add "Purge" content action link.
 *
 * Dependencies: mediawiki.api, mediawiki.language mediawiki.util
 *
 * @source https://www.mediawiki.org/wiki/Snippets/Purge_action
 * @revision 2016-05-22
 */
$( function () {
	var messages = ( function () {
		var translations = require( './purgeTab-i18n.json' ),
		chain = mw.language.getFallbackLanguageChain(),
		len = chain.length,
		ret = {},
		i = len - 1;
		while ( i >= 0 ) {
			if ( translations.hasOwnProperty( chain[ i ] ) ) {
				$.extend( ret, translations[ chain[ i ] ] );
			}
			i = i - 1;
		}
		return ret;
	}() );

	if ( $( '#ca-purge' ).length || mw.config.get( 'wgNamespaceNumber' ) < 0 ) {
		return;
	}
	var node = mw.util.addPortletLink(
		'p-cactions',
		mw.util.getUrl( null, { action: 'purge' } ),
		messages.tabName,
		'ca-purge',
		messages.tabDescription
	);
	$( node ).on( 'click', function ( e ) {
		new mw.Api().post( {
			action: 'purge',
			titles: mw.config.get( 'wgPageName' )
		} )
		.then( function () {
			location.reload();
		}, function () {
			mw.notify( messages.errorMessage, { type: 'error' } );
		} );
		e.preventDefault();
	} );
} );