Disable /Who In Arena

DisableWhoInArena.diff

diff --git a/src/server/game/Handlers/MiscHandler.cpp b/src/server/game/Handlers/MiscHandler.cpp
index 758d5af..6f07ff4 100644
--- a/src/server/game/Handlers/MiscHandler.cpp
+++ b/src/server/game/Handlers/MiscHandler.cpp
@@ -255,6 +255,10 @@ void WorldSession::HandleWhoOpcode(WorldPacket& recvData)
         // player can see member of other team only if CONFIG_ALLOW_TWO_SIDE_WHO_LIST
         if (target->GetTeam() != team && !HasPermission(rbac::RBAC_PERM_TWO_SIDE_WHO_LIST))
             continue;
+		
+		// will not allow player in arena to see other players in who
+		if (_player->GetMap()->IsBattleArena() && target->GetMap()->IsBattleArena())
+			continue;
 
         // player can see MODERATOR, GAME MASTER, ADMINISTRATOR only if CONFIG_GM_IN_WHO_LIST
         if (!HasPermission(rbac::RBAC_PERM_WHO_SEE_ALL_SEC_LEVELS) && target->GetSession()->GetSecurity() > AccountTypes(gmLevelInWhoList))