/**  * Add dismiss buttons to watchlist-message, then unhide it  * Allows multiple dismiss buttons on [[MediaWiki:Watchlist-messages]] with bumpable cookie IDs (now used for LS).  * Note: HTML is backwards compatible with old version, new version ignores old syntax, except for dismissed IDs.  * @author: [[:en:User:Ruud Koot]]  * @author: [[:en:User:MZMcBride]]  */ /*jslint white: true, regexp: true */ /*global jQuery, mediaWiki */ ( function ( mw, $ ) { 'use strict';  var storageKey = 'hidewatchlistmessages';  function getDismissedNotices () { 	var hiddenNotices = mw.storage.get( storageKey ) 		|| mw.storage.session.get( storageKey );  	try { 		return JSON.parse( hiddenNotices ) || [];  	} catch (e) { 		return []; 	} }  function saveDismissedNotices ( notices ) { 	notices = JSON.stringify( notices ); 	mw.storage.set( storageKey, notices ) 		|| mw.storage.session.set( storageKey, notices ); }  // Remove ids which are no longer defined function expungeOldNotices ( currentList ) { 	var dismissedNotices = getDismissedNotices(), 		originalLength = dismissedNotices.length; 	for ( var i = dismissedNotices.length - 1; i >= 0; i--) { 		if( !( dismissedNotices[i] in currentList ) ) { 			dismissedNotices.splice( i, 0 ); 		} 	} 	if( originalLength !== dismissedNotices.length ) { 		saveDismissedNotices( dismissedNotices ); 	} }  function dismissWatchlistMessage( event ) { 	var $message = $( this ).closest( '.watchlist-message' ); 	var cid = $( this ).data( 'watchlistMessage' ).cid; 	var notices = getDismissedNotices(); 	 	$message.hide(); 	 	notices.push( cid ); 	saveDismissedNotices( notices ); 	 	event.preventDefault(); }  function addDismissButton() { 	var watchItems = $( 'div.watchlist-message' ); 	var watchItemIds = []; 	var dismissedNotices = getDismissedNotices(); 	var dismissedNoticesLength = dismissedNotices.length; 	 	if ( watchItems.length === 0) { 		watchItems = $( 'li.watchlist-message' ); 	} 	if ( watchItems.length === 0) { 		return; 	} 	for ( var i = 0; i < watchItems.length; i++ ) { 		var watchlistCookieID = parseInt( watchItems[i].className.replace( /.*cookie\-ID\_(\d*).*/ig, '$1' ) ); 		if ( isNaN( watchlistCookieID ) ) { 			continue; 		} 		watchItemIds.push( watchlistCookieID ); 		if ( dismissedNotices.indexOf( watchlistCookieID ) !== -1 ) { 			watchItems[i].style.display = 'none'; 			continue; 		} 		var Button     = document.createElement( 'span' ); 		var ButtonLink = document.createElement( 'a' ); 		var ButtonText = document.createTextNode( 'kapat' ); 		 		ButtonLink.className = 'dismissButton'; 		ButtonLink.setAttribute( 'href', '#' ); 		ButtonLink.setAttribute( 'title', 'Bu mesajı gizle' ); 		ButtonLink.appendChild( ButtonText ); 		$( ButtonLink ).data( 'watchlistMessage', { 			index: i, 			cid: watchlistCookieID 		} ); 		$( ButtonLink ).click( dismissWatchlistMessage ); 		 		Button.appendChild( document.createTextNode(' [' ) ); 		Button.appendChild( ButtonLink ); 		Button.appendChild( document.createTextNode( ']' ) ); 		watchItems[i].appendChild( Button ); 	} 	expungeOldNotices( watchItemIds ); 	 	$( '#watchlist-message' ).show(); }  $( addDismissButton );  }( mediaWiki, jQuery ) );