From 1a68fe5a260b02e7c441e8098eb48f230b5e2288 Mon Sep 17 00:00:00 2001
From: barisusakli <barisusakli@gmail.com>
Date: Tue, 29 Jul 2014 17:12:02 -0400
Subject: [PATCH] possible fix for #1909

---
 src/database/mongo/list.js | 11 +++++------
 src/messaging.js           |  4 +++-
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/src/database/mongo/list.js b/src/database/mongo/list.js
index c510818112..9d0a9bdcfa 100644
--- a/src/database/mongo/list.js
+++ b/src/database/mongo/list.js
@@ -4,17 +4,16 @@ module.exports = function(db, module) {
 	var helpers = module.helpers.mongo;
 
 	module.listPrepend = function(key, value, callback) {
+		callback = callback || function() {};
 		value = helpers.valueToString(value);
 
 		module.isObjectField(key, 'array', function(err, exists) {
-			if(err) {
-				if(typeof callback === 'function') {
-					return callback(err);
-				}
+			if (err) {
+				return callback(err);
 			}
 
-			if(exists) {
-				db.collection('objects').update({_key:key}, {'$set': {'array.-1': value}}, {upsert:true, w:1 }, helpers.done(callback));
+			if (exists) {
+				db.collection('objects').update({_key:key}, {$push: {array: {$each: [value], $position: 0}}}, {upsert:true, w:1 }, callback);
 			} else {
 				module.listAppend(key, value, callback);
 			}
diff --git a/src/messaging.js b/src/messaging.js
index 37d727d5fa..4563a3a12d 100644
--- a/src/messaging.js
+++ b/src/messaging.js
@@ -87,7 +87,7 @@ var db = require('./database'),
 	Messaging.getMessages = function(fromuid, touid, isNew, callback) {
 		var uids = sortUids(fromuid, touid);
 
-		db.getSortedSetRange('messages:uid:' + uids[0] + ':to:' + uids[1], -((meta.config.chatMessagesToDisplay || 50) - 1), -1, function(err, mids) {
+		db.getSortedSetRevRange('messages:uid:' + uids[0] + ':to:' + uids[1], 0, (meta.config.chatMessagesToDisplay || 50) - 1, function(err, mids) {
 			if (err) {
 				return callback(err);
 			}
@@ -96,6 +96,8 @@ var db = require('./database'),
 				return callback(null, []);
 			}
 
+			mids.reverse();
+
 			getMessages(mids, fromuid, touid, isNew, callback);
 		});