reversedns is not valid if it doesn't resolve back

em_server.rb

@@ -60,6 +60,7 @@ $user_roles = Hash[
 ]
 
 
+
 $qw_list = Array.new
 $qw_list = [
     "89.149.194.72:27700",
@@ -536,22 +537,24 @@ class GameServers
     end
 
     # we still haven't found a cool dns
-    if (my_cooldns == iphost) && (not current[:reverse_dns].empty?)
-
-      rdns = current[:reverse_dns]
-
-      # if the resulting dns name...
-      # .. is too long, use ip-address instead.
-      # .. has too many dots, use ip-address instead.
-      # .. has too many numbers, use ip-address instead.
-      if rdns.length > 21 || rdns.split(".").size > 3 || rdns.scan(/\d/).size > 3
-        put_log "cutting down host_name: #{rdns}, because:"
-        put_log "length: #{rdns.length}"
-        put_log "chunks count: #{rdns.split(".").size}"
-        put_log "num count: #{rdns.scan(/\d/).size}"
-      else
-        my_cooldns = rdns
-      end # of Resolv.getname
+    unless current[:reverse_dns].to_s.empty?
+      if my_cooldns == iphost
+
+        rdns = current[:reverse_dns]
+
+        # if the resulting dns name...
+        # .. is too long, use ip-address instead.
+        # .. has too many dots, use ip-address instead.
+        # .. has too many numbers, use ip-address instead.
+        if rdns.length > 21 || rdns.split(".").size > 3 || rdns.scan(/\d/).size > 3
+          put_log "cutting down host_name: #{rdns}, because:"
+          put_log "length: #{rdns.length}"
+          put_log "chunks count: #{rdns.split(".").size}"
+          put_log "num count: #{rdns.scan(/\d/).size}"
+        else
+          my_cooldns = rdns
+        end # of Resolv.getname
+      end
     end
 
     put_log "COOOOOOOOOOOOLDNS: #{my_cooldns}"
@@ -562,7 +565,11 @@ class GameServers
 
   def find_reverse_dname(iphost)
     put_log "find_reverse_dname drin"
-    Resolv.getname(iphost)
+    dname = Resolv.getname(iphost)
+    ip_of_dname = Resolv.getaddress(dname)
+    if ip_of_dname == iphost
+      return dname
+    end
   rescue
     iphost
   end
@@ -705,6 +712,7 @@ module CentralProtocolHandler
 		end
 		if @@connected_clients.find { |c| c.username == username }
       connection = @@connected_clients.find { |c| c.username == username }
+      put_log("to #{username}: #{input}")
       sometime = "#{Time.now.utc.strftime("%Y-%m-%d %H:%M:%S %z")}"
 			line = "#{sometime}: #{input}\n"
 			connection.send_data line
@@ -742,8 +750,8 @@ module CentralProtocolHandler
 	# what happens with what input?!
 	def inputting(input)
 
-    put_log("to #{@username}: SYS You typed: #{input}")
-		write_user("SYS You typed: #{input}")
+    put_log("SYS #{@username} typed: #{input}")
+		#write_user("SYS You typed: #{input}")
 
 		if input =~ /^([A-Z_]+)/
 			cmd = $1
@@ -913,8 +921,11 @@ module CentralProtocolHandler
 			end
 
 
-		else  # of if allowed command
-			write_user("SYS Command #{input} not allowed, your commands are: #{my_cmds.join(", ")}.")
+    else  # of if allowed command
+      if input.length > 15
+        input = input.slice(0,14) + ".."
+      end
+			write_user("SYS Command '#{input}' not allowed, your commands are: #{my_cmds.join(", ")}.")
 		end  # of if allowed command
 
 	end # of inputting!