added mainPid to topic restore/edit hooks

src/postTools.js

@@ -68,6 +68,7 @@ var winston = require('winston'),
 
 						var topicData = {
 							tid: tid,
+							mainPid: pid,
 							title: title,
 							slug: tid + '/' + utils.slugify(title)
 						};

src/threadTools.js

@@ -32,7 +32,7 @@ var winston = require('winston'),
 	};
 
 	function toggleDelete(tid, uid, isDelete, callback) {
-		topics.getTopicFields(tid, ['tid', 'cid', 'deleted', 'title'], function(err, topicData) {
+		topics.getTopicFields(tid, ['tid', 'cid', 'deleted', 'title', 'mainPid'], function(err, topicData) {
 			if (err) {
 				return callback(err);
 			}