fix mark all read

src/socket.io/topics.js

@@ -130,7 +130,7 @@ SocketTopics.markTopicNotificationsRead = function(socket, tid, callback) {
 };
 
 SocketTopics.markAllRead = function(socket, data, callback) {
-	topics.getLatestTidsFromSet('topics:recent', 0, -1, 'day', function(err, tids) {
+	db.getSortedSetRevRangeByScore('topics:recent', 0, -1, '+inf', Date.now() - topics.unreadCutoff, function(err, tids) {
 		if (err) {
 			return callback(err);
 		}

src/topics/unread.js

@@ -14,6 +14,8 @@ module.exports = function(Topics) {
 
 	var unreadCutoff = 86400000 * 2;
 
+	Topics.unreadCutoff = unreadCutoff;
+
 	Topics.getTotalUnread = function(uid, callback) {
 		Topics.getUnreadTids(0, uid, 0, 20, function(err, tids) {
 			callback(err, tids ? tids.length : 0);