Fix setChannelRank

lib/channel.js

@@ -3021,6 +3021,10 @@ Channel.prototype.handleSetRank = function (user, data) {
     var rank = data.rank;
 
     if (isNaN(rank) || rank < 1 || rank >= user.rank) {
+        user.socket.emit("channelRankFail", {
+            msg: "Updating user rank failed: You can't promote someone to equal or " +
+                 "higher rank than yourself, or demote them below rank 1."
+        });
         return;
     }
 
@@ -3067,6 +3071,12 @@ Channel.prototype.handleSetRank = function (user, data) {
                 }
 
                 self.logger.log("[mod] " + user.name + " set " + name + "'s rank to " + rank);
+
+                if (receiver) {
+                    receiver.rank = rank;
+                    receiver.socket.emit("rank", rank);
+                }
+
                 self.sendAll("setUserRank", {
                     name: name,
                     rank: rank
@@ -3077,11 +3087,24 @@ Channel.prototype.handleSetRank = function (user, data) {
 
     if (receiver) {
         if (Math.max(receiver.rank, receiver.global_rank) > user.rank) {
+            user.socket.emit("channelRankFail", {
+                msg: "Updating user rank failed: " + receiver.name + " has higher rank "+
+                     "than you."
+            });
             return;
         }
 
         if (receiver.loggedIn) {
             updateDB();
+        } else {
+            self.logger.log("[mod] " + user.name + " set " + name + "'s rank to " + rank);
+            receiver.rank = rank;
+            receiver.socket.emit("rank", rank);
+
+            self.sendAll("setUserRank", {
+                name: name,
+                rank: rank
+            });
         }
     } else if (self.registered) {
         updateDB();