Core/Script: add script hook to allow overriding of a vehicle passenger's exit position (#23322)

* Core/Script: add script hook to allow overriding of a vehicle passenger's exit position.

* Allow to change orientation, and fix nopch.

* Keep original orientation, thanks jackpoz!

* Update Unit.cpp

Code cleanup

* Update Unit.cpp

2 files changed, 10 insertions, 0 deletions

diff --git a/src/server/game/Scripting/ScriptMgr.cpp b/src/server/game/Scripting/ScriptMgr.cpp
index 051592c7fd9..e29d0126586 100644
--- a/src/server/game/Scripting/ScriptMgr.cpp
+++ b/src/server/game/Scripting/ScriptMgr.cpp
@@ -2111,6 +2111,11 @@ void ScriptMgr::ModifySpellDamageTaken(Unit* target, Unit* attacker, int32& dama
     FOREACH_SCRIPT(UnitScript)->ModifySpellDamageTaken(target, attacker, damage);
 }
 
+void ScriptMgr::ModifyVehiclePassengerExitPos(Unit* passenger, Vehicle* vehicle, Position& pos)
+{
+    FOREACH_SCRIPT(UnitScript)->ModifyVehiclePassengerExitPos(passenger, vehicle, pos);
+}
+
 SpellScriptLoader::SpellScriptLoader(char const* name)
     : ScriptObject(name)
 {
diff --git a/src/server/game/Scripting/ScriptMgr.h b/src/server/game/Scripting/ScriptMgr.h
index 077bbddaf8f..b9677ff70b4 100644
--- a/src/server/game/Scripting/ScriptMgr.h
+++ b/src/server/game/Scripting/ScriptMgr.h
@@ -70,6 +70,7 @@ struct CreatureTemplate;
 struct CreatureData;
 struct ItemTemplate;
 struct MapEntry;
+struct Position;
 
 enum BattlegroundTypeId : uint32;
 enum ContentLevels : uint8;
@@ -407,6 +408,9 @@ class TC_GAME_API UnitScript : public ScriptObject
 
         // Called when Spell Damage is being Dealt
         virtual void ModifySpellDamageTaken(Unit* /*target*/, Unit* /*attacker*/, int32& /*damage*/) { }
+
+        // Called when an unit exits a vehicle
+        virtual void ModifyVehiclePassengerExitPos(Unit* /*passenger*/, Vehicle* /*vehicle*/, Position& /*pos*/) { }
 };
 
 class TC_GAME_API CreatureScript : public ScriptObject
@@ -1057,6 +1061,7 @@ class TC_GAME_API ScriptMgr
         void ModifyPeriodicDamageAurasTick(Unit* target, Unit* attacker, uint32& damage);
         void ModifyMeleeDamage(Unit* target, Unit* attacker, uint32& damage);
         void ModifySpellDamageTaken(Unit* target, Unit* attacker, int32& damage);
+        void ModifyVehiclePassengerExitPos(Unit* passenger, Vehicle* vehicle, Position& pos);
 
     private:
         uint32 _scriptCount;