Few small optimizations here and there

src/server/game/Handlers/MailHandler.cpp

@@ -154,7 +154,7 @@ void WorldSession::HandleSendMail(WorldPacket& recvData)
 
     ObjectGuid receiverGuid;
     if (normalizePlayerName(receiverName))
-        receiverGuid = sObjectMgr->GetPlayerGUIDByName(receiverName);
+        receiverGuid = sWorld->GetCharacterGuidByName(receiverName);
 
     if (!receiverGuid)
     {
@@ -212,7 +212,12 @@ void WorldSession::HandleSendMail(WorldPacket& recvData)
     }
     else
     {
-        receiverTeam = sObjectMgr->GetPlayerTeamByGUID(receiverGuid);
+        if (CharacterInfo const* characterInfo = sWorld->GetCharacterInfo(receiverGuid))
+        {
+            receiverTeam = Player::TeamForRace(characterInfo->Race);
+            receiverLevel = characterInfo->Level;
+            receiverAccountId = characterInfo->AccountId;
+        }
 
         PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_MAIL_COUNT);
         stmt->setUInt32(0, receiverGuid.GetCounter());
@@ -224,17 +229,6 @@ void WorldSession::HandleSendMail(WorldPacket& recvData)
             mailsCount = fields[0].GetUInt64();
         }
 
-        stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_CHAR_LEVEL);
-        stmt->setUInt32(0, receiverGuid.GetCounter());
-
-        result = CharacterDatabase.Query(stmt);
-        if (result)
-        {
-            Field* fields = result->Fetch();
-            receiverLevel = fields[0].GetUInt8();
-        }
-
-        receiverAccountId = sObjectMgr->GetPlayerAccountIdByGUID(receiverGuid);
         receiverBnetAccountId = Battlenet::AccountMgr::GetIdByGameAccount(receiverAccountId);
     }