Battlefields: Move BF scripts out of game

This commit introduces the usual script interface
for battlefields.

(cherry picked from commit f7faf20254a120a90b8ee8eb55a284a6351aabc3)

2 files changed, 38 insertions, 0 deletions

diff --git a/src/server/game/Scripting/ScriptMgr.cpp b/src/server/game/Scripting/ScriptMgr.cpp
index 038aa13a952..6eb82ae349a 100644
--- a/src/server/game/Scripting/ScriptMgr.cpp
+++ b/src/server/game/Scripting/ScriptMgr.cpp
@@ -85,6 +85,10 @@ struct is_script_database_bound<AreaTriggerScript>
     : std::true_type { };
 
 template<>
+struct is_script_database_bound<BattlefieldScript>
+        : std::true_type { };
+
+template<>
 struct is_script_database_bound<BattlegroundScript>
     : std::true_type { };
 
@@ -724,6 +728,11 @@ class ScriptRegistrySwapHooks<AreaTriggerEntityScript, Base>
     AreaTrigger, AreaTriggerEntityScript, Base
     > { };
 
+/// This hook is responsible for swapping BattlefieldScripts
+template<typename Base>
+class ScriptRegistrySwapHooks<BattlefieldScript, Base>
+        : public UnsupportedScriptRegistrySwapHooks<Base> { };
+
 /// This hook is responsible for swapping BattlegroundScript's
 template<typename Base>
 class ScriptRegistrySwapHooks<BattlegroundScript, Base>
@@ -1720,6 +1729,12 @@ bool ScriptMgr::OnAreaTrigger(Player* player, AreaTriggerEntry const* trigger, b
     return entered ? tmpscript->OnTrigger(player, trigger) : tmpscript->OnExit(player, trigger);
 }
 
+Battlefield* ScriptMgr::CreateBattlefield(uint32 scriptId)
+{
+    GET_SCRIPT_RET(BattlefieldScript, scriptId, tmpscript, nullptr);
+    return tmpscript->GetBattlefield();
+}
+
 Battleground* ScriptMgr::CreateBattleground(BattlegroundTypeId /*typeId*/)
 {
     /// @todo Implement script-side battlegrounds.
@@ -2437,6 +2452,12 @@ bool OnlyOnceAreaTriggerScript::OnTrigger(Player* player, AreaTriggerEntry const
 void OnlyOnceAreaTriggerScript::ResetAreaTriggerDone(InstanceScript* script, uint32 triggerId) { script->ResetAreaTriggerDone(triggerId); }
 void OnlyOnceAreaTriggerScript::ResetAreaTriggerDone(Player const* player, AreaTriggerEntry const* trigger) { if (InstanceScript* instance = player->GetInstanceScript()) ResetAreaTriggerDone(instance, trigger->ID); }
 
+BattlefieldScript::BattlefieldScript(char const* name)
+        : ScriptObject(name)
+{
+    ScriptRegistry<BattlefieldScript>::Instance()->AddScript(this);
+}
+
 BattlegroundScript::BattlegroundScript(char const* name)
     : ScriptObject(name)
 {
@@ -2557,6 +2578,7 @@ template class TC_GAME_API ScriptRegistry<ItemScript>;
 template class TC_GAME_API ScriptRegistry<CreatureScript>;
 template class TC_GAME_API ScriptRegistry<GameObjectScript>;
 template class TC_GAME_API ScriptRegistry<AreaTriggerScript>;
+template class TC_GAME_API ScriptRegistry<BattlefieldScript>;
 template class TC_GAME_API ScriptRegistry<BattlegroundScript>;
 template class TC_GAME_API ScriptRegistry<OutdoorPvPScript>;
 template class TC_GAME_API ScriptRegistry<CommandScript>;
diff --git a/src/server/game/Scripting/ScriptMgr.h b/src/server/game/Scripting/ScriptMgr.h
index 20f7ca37715..e8694f64f70 100644
--- a/src/server/game/Scripting/ScriptMgr.h
+++ b/src/server/game/Scripting/ScriptMgr.h
@@ -28,6 +28,7 @@ class AreaTriggerAI;
 class AuctionHouseObject;
 class Aura;
 class AuraScript;
+class Battlefield;
 class Battleground;
 class BattlegroundMap;
 class Channel;
@@ -470,6 +471,17 @@ class TC_GAME_API OnlyOnceAreaTriggerScript : public AreaTriggerScript
         void ResetAreaTriggerDone(Player const* player, AreaTriggerEntry const* trigger);
 };
 
+class TC_GAME_API BattlefieldScript : public ScriptObject
+{
+    protected:
+
+        BattlefieldScript(char const* name);
+
+    public:
+
+        virtual Battlefield* GetBattlefield() const = 0;
+};
+
 class TC_GAME_API BattlegroundScript : public ScriptObject
 {
     protected:
@@ -1016,6 +1028,10 @@ class TC_GAME_API ScriptMgr
 
         bool OnAreaTrigger(Player* player, AreaTriggerEntry const* trigger, bool entered);
 
+    public: /* BattlefieldScript */
+
+        Battlefield* CreateBattlefield(uint32 scriptId);
+
     public: /* BattlegroundScript */
 
         Battleground* CreateBattleground(BattlegroundTypeId typeId);