Fix Camper's third seat not working (#4578)

* Fix camper third seat

Author: Xenius97

Client/mods/deathmatch/logic/CClientPed.cpp

@@ -6660,6 +6660,10 @@ bool CClientPed::EnterVehicle(CClientVehicle* pVehicle, bool bPassenger)
         return false;
     }
 
+    // Validate camper seat to avoid multiple occupants && desyncronization
+    if (vehicleModel == VehicleType::VT_CAMPER && uiSeat > 0 && pVehicle->GetOccupant(uiSeat))
+        return false;
+
     // Call the onClientVehicleStartEnter event for the ped
     // Check if it is cancelled before sending packet
     CLuaArguments Arguments;

Client/mods/deathmatch/logic/CClientVehicleManager.cpp

@@ -21,7 +21,7 @@ const SFixedArray<unsigned char, 212> g_ucMaxPassengers = {3, 1,   1,   1,   3,
                                                            0, 1,   1,   255, 1,   8, 3,   1,  3, 0, 1, 1,   1, 3, 0, 1,            // 432->447
                                                            0, 1,   255, 1,   0,   0, 0,   1,  1, 1, 3, 3,   1, 1, 1,               // 448->462
                                                            1, 1,   1,   3,   3,   1, 1,   3,  1, 0, 0, 1,   1, 0, 1, 1,            // 463->478
-                                                           3, 1,   0,   3,   1,   0, 0,   0,  3, 1, 1, 3,   1, 3, 0, 1,            // 479->494
+                                                           3, 1,   0,   3,   3,   0, 0,   0,  3, 1, 1, 3,   1, 3, 0, 1,            // 479->494
                                                            1, 1,   3,   3,   1,   1, 1,   1,  1, 1, 1, 1,   3, 1, 0, 0,            // 495->510
                                                            1, 0,   0,   1,   1,   3, 1,   1,  0, 0, 1, 1,   1, 1, 1, 1,            // 511->526
                                                            1, 1,   3,   0,   0,   0, 1,   1,  1, 1, 1, 1,   0, 3, 1,               // 527->541

Client/mods/deathmatch/logic/CStaticFunctionDefinitions.cpp

@@ -9963,6 +9963,10 @@ bool CStaticFunctionDefinitions::WarpPedIntoVehicle(CClientPed* pPed, CClientVeh
     if (pPed->IsLocalEntity() != pVehicle->IsLocalEntity())
         return false;
 
+    // Camper only has 3 seats (0-2)
+    if (static_cast<VehicleType>(pVehicle->GetModel()) == VehicleType::VT_CAMPER && uiSeat > 2)
+        return false;
+
     if (pPed->IsLocalEntity())
     {
         //

Server/mods/deathmatch/logic/CStaticFunctionDefinitions.cpp

@@ -4280,6 +4280,10 @@ bool CStaticFunctionDefinitions::WarpPedIntoVehicle(CPed* pPed, CVehicle* pVehic
     if (uiSeat > 0 && pVehicle->GetMaxPassengers() == VEHICLE_PASSENGERS_UNDEFINED)
         return false;
 
+    // Camper only has 3 seats (0-2)
+    if (pVehicle->GetModel() == VT_CAMPER && uiSeat > 2)
+        return false;
+
     // Valid seat id for that vehicle?
     // Temp fix: Disable driver seat for train carriages since the whole vehicle sync logic is based on the the player on the first seat being the vehicle
     // syncer (Todo)

Server/mods/deathmatch/logic/CVehicleManager.cpp

@@ -19,7 +19,7 @@ static const SFixedArray<unsigned char, 212> g_ucMaxPassengers = {{3, 1,   1,
                                                                    0, 1,   1,   255, 1,   8, 3,   1,  3, 0, 1, 1,   1, 3, 0, 1,            // 432->447
                                                                    0, 1,   255, 1,   0,   0, 0,   1,  1, 1, 3, 3,   1, 1, 1,               // 448->462
                                                                    1, 1,   1,   3,   3,   1, 1,   3,  1, 0, 0, 1,   1, 0, 1, 1,            // 463->478
-                                                                   3, 1,   0,   3,   1,   0, 0,   0,  3, 1, 1, 3,   1, 3, 0, 1,            // 479->494
+                                                                   3, 1,   0,   3,   3,   0, 0,   0,  3, 1, 1, 3,   1, 3, 0, 1,            // 479->494
                                                                    1, 1,   3,   3,   1,   1, 1,   1,  1, 1, 1, 1,   3, 1, 0, 0,            // 495->510
                                                                    1, 0,   0,   1,   1,   3, 1,   1,  0, 0, 1, 1,   1, 1, 1, 1,            // 511->526
                                                                    1, 1,   3,   0,   0,   0, 1,   1,  1, 1, 1, 1,   0, 3, 1,               // 527->541