fixed the rest of the bugs that arised from the redis refactor

src/posts.js

@@ -238,6 +238,7 @@ var	RDB = require('./redis.js'),
 	Posts.hasFavourited = function(pid, uid, callback) {
 		RDB.sismember('pid:' + pid + ':users_favourited', uid, function(err, hasFavourited) {
 			RDB.handle(err);
+			
 			callback(hasFavourited);
 		});
 	}
@@ -248,8 +249,7 @@ var	RDB = require('./redis.js'),
 
 		for (var i=0, ii=pids.length; i<ii; i++) {
 			(function(post_id) {
-				Posts.hasFavourited(post_id, uid, function(err, hasFavourited) {
+				Posts.hasFavourited(post_id, uid, function(hasFavourited) {
-					RDB.handle(err);
 			
 					data[post_id] = hasFavourited;
 					loaded ++;

src/redis.js

@@ -9,14 +9,13 @@
 	RedisDB.exports = redis.createClient(config.redis.port, config.redis.host, config.redis.options);
 
 	RedisDB.exports.handle = function(error) {
-		return;
 		if (error !== null) {
 			if (PRODUCTION === false) {
 				console.log("################# ERROR LOG ####################");
 				console.log(error);
 				console.log(arguments.callee.name);
-				throw new Error('RedisDB Error: ' + error);
 				console.log("################# ERROR LOG ####################");
+				throw new Error('RedisDB Error: ' + error);
 			} else if (ERROR_LOGS === true) {
 				console.log('RedisDB Error: ' + error);
 			}

src/user.js

@@ -431,8 +431,15 @@ var	config = require('../config.js'),
 		// Start, replace, or extend a session
 		RDB.get('sess:' + sessionID, function(err, session) {
 			RDB.handle(err);
-			RDB.set('sess:' + sessionID + ':uid', uid, 60*60*24*14);	// Login valid for two weeks
+
-			RDB.set('uid:' + uid + ':session', sessionID, 60*60*24*14);
+			var expiry = 60*60*24*14, // Login valid for two weeks
+				sess_key = 'sess:' + sessionID + ':uid',
+				uid_key = 'uid:' + uid + ':session';
+
+			RDB.set(sess_key, uid);
+			RDB.expire(sess_key, expiry);
+			RDB.set(uid_key, sessionID);
+			RDB.expire(uid_key, expiry);
 		});
 	}