faster sort users

src/user/search.js

@@ -178,19 +178,21 @@ module.exports = function(User) {
 	}
 
 	function sortUsers(userData, sortBy) {
-		userData.sort(function(user1, user2) {
 		if (sortBy === 'joindate' || sortBy === 'postcount') {
-				return user2[sortBy] - user1[sortBy];
+			userData.sort(function(u1, u2) {
+				return u2[sortBy] - u1[sortBy];
+			});
 		} else {
-				if(user1[sortBy] < user2[sortBy]) {
+			userData.sort(function(u1, u2) {
+				if(u1[sortBy] < u2[sortBy]) {
 					return -1;
-				} else if(user1[sortBy] > user2[sortBy]) {
+				} else if(u1[sortBy] > u2[sortBy]) {
 					return 1;
 				}
 				return 0;
-			}
 			});
 		}
+	}
 
 	function searchByIP(ip, callback) {
 		var start = process.hrtime();