Fix chat messages not arriving at the MT server

chat.go

@@ -56,11 +56,11 @@ func RegisterOnServerChatMessage(function func(*Conn, string) bool) {
 	onServerChatMsg = append(onServerChatMsg, function)
 }
 
-func processChatMessage(c *Conn, pkt rudp.Pkt) bool {
-	r := ByteReader(pkt)
+func processChatMessage(c *Conn, r *bytes.Reader) bool {
+	r.Seek(2, io.SeekCurrent)
 
-	wstr := make([]byte, r.Len()-4)
-	r.ReadAt(wstr, 4)
+	wstr := make([]byte, r.Len())
+	r.Read(wstr)
 
 	s := string(narrow(wstr))
 	if strings.HasPrefix(s, ChatCommandPrefix) {
@@ -68,6 +68,8 @@ func processChatMessage(c *Conn, pkt rudp.Pkt) bool {
 		s = strings.Replace(s, ChatCommandPrefix, "", 1)
 		params := strings.Split(s, " ")
 
+		log.Print(c.Username(), " issued command: ", s)
+
 		// Priv check
 		allow, err := c.CheckPrivs(chatCommands[params[0]].privs)
 		if err != nil {

command.go

@@ -317,7 +317,7 @@ func processPktCommand(src, dst *Conn, pkt *rudp.Pkt) bool {
 	} else {
 		switch cmd := binary.BigEndian.Uint16(cmdBytes); cmd {
 		case ToServerChatMessage:
-			return processChatMessage(src, *pkt)
+			return processChatMessage(src, r)
 		case ToServerFirstSRP:
 			if src.sudoMode {
 				src.sudoMode = false

console.go

@@ -128,7 +128,7 @@ func initCurses(l *Logger) {
 				consoleInput = []rune{}
 
 				if chatCommands[params[0]].function == nil {
-					log.Print("Unknown command " + params[0] + ".")
+					log.Print("Unknown command ", params[0])
 					continue
 				}