--- a/gameServer/Actions.hs	Thu Dec 06 00:24:20 2012 +0400
+++ b/gameServer/Actions.hs	Thu Dec 06 00:38:12 2012 +0400
@@ -55,7 +55,7 @@
     | BanNick B.ByteString NominalDiffTime B.ByteString
     | BanList
     | Unban B.ByteString
-    | ChangeMaster
+    | ChangeMaster (Maybe ClientIndex)
     | RemoveClientTeams ClientIndex
     | ModifyClient (ClientInfo -> ClientInfo)
     | ModifyClient2 ClientIndex (ClientInfo -> ClientInfo)
@@ -235,7 +235,7 @@
 
     if master then
         if playersNum > 1 then
-            mapM_ processAction [ChangeMaster, NoticeMessage AdminLeft, RemoveClientTeams ci, AnswerClients chans ["LEFT", clNick, msg]]
+            mapM_ processAction [ChangeMaster Nothing, NoticeMessage AdminLeft, RemoveClientTeams ci, AnswerClients chans ["LEFT", clNick, msg]]
             else
             processAction RemoveRoom
         else
@@ -251,12 +251,12 @@
         moveClientToLobby rnc ci
 
 
-processAction ChangeMaster = do
+processAction (ChangeMaster delegateId)= do
     (Just ci) <- gets clientIndex
     proto <- client's clientProto
     ri <- clientRoomA
     rnc <- gets roomsClients
-    newMasterId <- liftM (last . filter (/= ci)) . io $ roomClientsIndicesM rnc ri
+    newMasterId <- liftM (\ids -> fromMaybe (last . filter (/= ci) $ ids) delegateId) . io $ roomClientsIndicesM rnc ri
     newMaster <- io $ client'sM rnc id newMasterId
     oldRoomName <- io $ room'sM rnc name ri
     oldMaster <- client's nick

--- a/gameServer/HWProtoInRoomState.hs	Thu Dec 06 00:24:20 2012 +0400
+++ b/gameServer/HWProtoInRoomState.hs	Thu Dec 06 00:38:12 2012 +0400
@@ -301,6 +301,16 @@
         [KickRoomClient kickId | master && isJust maybeClientId && (kickId /= thisClientId) && sameRoom]
 
 
+handleCmd_inRoom ["DELEGATE", newAdmin] = do
+    (thisClientId, rnc) <- ask
+    maybeClientId <- clientByNick newAdmin
+    master <- liftM isMaster thisClient
+    let newAdminId = fromJust maybeClientId
+    let sameRoom = clientRoom rnc thisClientId == clientRoom rnc newAdminId
+    return
+        [ChangeMaster (Just newAdminId) | master && isJust maybeClientId && (newAdminId /= thisClientId) && sameRoom]
+
+
 handleCmd_inRoom ["TEAMCHAT", msg] = do
     cl <- thisClient
     chans <- roomSameClanChans