feat(Core/CFBG): Added support module mod-cfbg (#2064)

https://github.com/Winfidonarleyan/mod-cfbg - Original module
https://github.com/azerothcore/mod-cfbg - the fork in AC

src/server/game/Handlers/BattleGroundHandler.cpp

@@ -10,7 +10,6 @@
 #include "ArenaTeamMgr.h"
 #include "WorldPacket.h"
 #include "WorldSession.h"
-
 #include "ArenaTeam.h"
 #include "BattlegroundMgr.h"
 #include "Battleground.h"
@@ -134,6 +133,14 @@ void WorldSession::HandleBattlemasterJoinOpcode(WorldPacket & recvData)
     // queue result (default ok)
     GroupJoinBattlegroundResult err = GroupJoinBattlegroundResult(bgt->GetBgTypeID());
 
+    if (!sScriptMgr->CanJoinInBattlegroundQueue(_player, guid, bgTypeId, joinAsGroup, err) && err <= 0)
+    {
+        WorldPacket data;
+        sBattlegroundMgr->BuildGroupJoinedBattlegroundPacket(&data, err);
+        SendPacket(&data);
+        return;
+    }
+
     // check if player can queue:
     if (!joinAsGroup)
     {

src/server/game/Handlers/ChatHandler.cpp

@@ -12,7 +12,6 @@
 #include "WorldPacket.h"
 #include "WorldSession.h"
 #include "DatabaseEnv.h"
-
 #include "CellImpl.h"
 #include "Chat.h"
 #include "ChannelMgr.h"
@@ -28,6 +27,7 @@
 #include "Util.h"
 #include "ScriptMgr.h"
 #include "AccountMgr.h"
+
 #ifdef ELUNA
 #include "LuaEngine.h"
 #endif
@@ -106,6 +106,7 @@ void WorldSession::HandleMessagechatOpcode(WorldPacket & recvData)
         recvData.rfinish();
         return;
     }
+    
     if (langDesc->skill_id != 0 && !sender->HasSkill(langDesc->skill_id))
     {
         // also check SPELL_AURA_COMPREHEND_LANGUAGE (client offers option to speak in that language)
@@ -333,6 +334,7 @@ void WorldSession::HandleMessagechatOpcode(WorldPacket & recvData)
         }
     }
 
+    sScriptMgr->OnBeforeSendChatMessage(_player, type, lang, msg);
 
     switch (type)
     {

src/server/game/Handlers/MiscHandler.cpp

@@ -43,6 +43,7 @@
 #include "AccountMgr.h"
 #include "Spell.h"
 #include "WhoListCache.h"
+
 #ifdef ELUNA
 #include "LuaEngine.h"
 #endif
@@ -213,7 +214,6 @@ void WorldSession::HandleGossipSelectOptionOpcode(WorldPacket & recv_data)
     }
 }
 
-
 void WorldSession::HandleWhoOpcode(WorldPacket& recvData)
 {
     sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Recvd CMSG_WHO Message");

src/server/game/Handlers/QueryHandler.cpp

@@ -32,10 +32,12 @@ void WorldSession::SendNameQueryOpcode(uint64 guid)
         return;
     }
 
+    Player* player = ObjectAccessor::FindPlayerInOrOutOfWorld(guid);
+
     data << uint8(0);                               // name known
     data << playerData->name;                       // played name
     data << uint8(0);                               // realm name - only set for cross realm interaction (such as Battlegrounds)
-    data << uint8(playerData->race);
+    data << uint8(player ? player->getRace() : playerData->race);
     data << uint8(playerData->gender);
     data << uint8(playerData->playerClass);