Core/Transports: Force transport passengers into legacy spawn group

Port From (https://github.com/TrinityCore/TrinityCore/commit/068b340b6988c3edd8db2b9d62a99baebe1b031e)

Source/Game/Chat/Commands/NPCCommands.cs

@@ -657,12 +657,13 @@ namespace Game.Chat
                     data.Id = id;
                     data.spawnPoint.Relocate(chr.GetTransOffsetX(), chr.GetTransOffsetY(), chr.GetTransOffsetZ(), chr.GetTransOffsetO());
                     data.spawnGroupData = new();
-                    // @todo: add phases
 
-                    Creature _creature = trans.CreateNPCPassenger(guid, data);
+                    Creature creaturePassenger = trans.CreateNPCPassenger(guid, data);
-                    _creature.SaveToDB((uint)trans.GetGoInfo().MoTransport.SpawnMap, new List<Difficulty>() { map.GetDifficultyID() });
+                    if (creaturePassenger != null)
-
+                    {
-                    Global.ObjectMgr.AddCreatureToGrid(guid, data);
+                        creaturePassenger.SaveToDB((uint)trans.GetGoInfo().MoTransport.SpawnMap, new List<Difficulty>() { map.GetDifficultyID() });
+                        Global.ObjectMgr.AddCreatureToGrid(guid, data);
+                    }
                     return true;
                 }
 

Source/Game/Entities/Transport.cs

@@ -318,6 +318,8 @@ namespace Game.Entities
         public Creature CreateNPCPassenger(ulong guid, CreatureData data)
         {
             Map map = GetMap();
+            if (map.GetCreatureRespawnTime(guid) != 0)
+                return null;
 
             Creature creature = Creature.CreateCreatureFromDB(guid, map, false, true);
             if (!creature)
@@ -359,6 +361,8 @@ namespace Game.Entities
         GameObject CreateGOPassenger(ulong guid, GameObjectData data)
         {
             Map map = GetMap();
+            if (map.GetGORespawnTime(guid) != 0)
+                return null;
 
             GameObject go = CreateGameObjectFromDB(guid, map, false);
             if (!go)

Source/Game/Globals/ObjectManager.cs

@@ -3319,7 +3319,7 @@ namespace Game
                 data.phaseGroup = result.Read<uint>(25);
                 data.terrainSwapMap = result.Read<int>(26);
                 data.ScriptId = GetScriptId(result.Read<string>(27));
-                data.spawnGroupData = _spawnGroupDataStorage[0];
+                data.spawnGroupData = _spawnGroupDataStorage[IsTransportMap(data.spawnPoint.GetMapId()) ? 1 : 0]; // transport spawns default to compatibility group
 
                 var mapEntry = CliDB.MapStorage.LookupByKey(data.spawnPoint.GetMapId());
                 if (mapEntry == null)
@@ -4063,7 +4063,7 @@ namespace Game
                 data.rotation.Z = result.Read<float>(9);
                 data.rotation.W = result.Read<float>(10);
                 data.spawntimesecs = result.Read<int>(11);
-                data.spawnGroupData = _spawnGroupDataStorage[0];
+                data.spawnGroupData = _spawnGroupDataStorage[IsTransportMap(data.spawnPoint.GetMapId()) ? 1 : 0]; // transport spawns default to compatibility group
 
                 var mapEntry = CliDB.MapStorage.LookupByKey(data.spawnPoint.GetMapId());
                 if (mapEntry == null)