Core/Chat: move chat link validation code into separate classes and improve some validation logic

Core/Misc: fix non-pch build

src/server/game/Tickets/TicketMgr.cpp

@@ -17,12 +17,15 @@
  */
 
 #include "Common.h"
+#include "TicketMgr.h"
 #include "DatabaseEnv.h"
 #include "SQLStorage.h"
+#include "SQLStorageImpl.h"
 #include "Log.h"
-#include "TicketMgr.h"
 #include "WorldPacket.h"
 #include "WorldSession.h"
+#include "Chat.h"
+#include "World.h"
 
 inline float GetAge(uint64 t) { return float(time(NULL) - t) / DAY; }
 
@@ -197,6 +200,8 @@ void GmTicket::TeleportTo(Player* player) const
 // Ticket manager
 TicketMgr::TicketMgr() : _lastTicketId(0), _lastSurveyId(0), _openTicketCount(0), _lastChange(time(NULL)), _status(true) { }
 
+void TicketMgr::Initialize() { SetStatus(sWorld->getBoolConfig(CONFIG_ALLOW_TICKETS)); }
+
 void TicketMgr::LoadTickets()
 {
     uint32 oldMSTime = getMSTime();

src/server/game/Tickets/TicketMgr.h

@@ -20,12 +20,10 @@
 
 #include <string>
 #include <ace/Singleton.h>
-#include "Common.h"
-#include "DatabaseEnv.h"
-#include "SQLStorage.h"
-#include "SQLStorageImpl.h"
-#include "Chat.h"
-#include "World.h"
+
+#include "ObjectMgr.h"
+
+class ChatHandler;
 
 // from blizzard lua
 enum GMTicketSystemStatus
@@ -211,7 +209,7 @@ public:
     uint32 GetOpenTicketCount() const { return _openTicketCount; }
     uint32 GetNextSurveyID() { return ++_lastSurveyId; }
 
-    void Initialize() { SetStatus(sWorld->getBoolConfig(CONFIG_ALLOW_TICKETS)); }
+    void Initialize();
 
     void ShowList(ChatHandler& handler, bool onlineOnly) const;
     void ShowClosedList(ChatHandler& handler) const;