#define RC_BANDIT    441
#define RC_BARON    464
#define RC_GOBLIN   501
#define RC_RAIDER   465
#define D_TRAM      449
#define RC_TANK     564
#define RC_CAM      594

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
  if(newkeys == KEY_SECONDARY_ATTACK )
  {
  if(!IsPlayerInAnyVehicle(playerid))
  {
  new Float:x, Float:y, Float:z, vehicle;
  GetPlayerPos(playerid, x, y, z );
  GetVehicleWithinDistance(playerid, x, y, z, 20.0, vehicle);

  if(IsVehicleRcTram(vehicle))
  {
  PutPlayerInVehicle(playerid, vehicle, 0);
  }
  }
  else
  {
  new vehicleID = GetPlayerVehicleID(playerid);
  if(IsVehicleRcTram(vehicleID) || GetVehicleModel(vehicleID) == RC_CAM)
  {
  if(GetVehicleModel(vehicleID) != D_TRAM)
  {
  new Float:x, Float:y, Float:z;
  GetPlayerPos(playerid, x, y, z);
  SetPlayerPos(playerid, x+0.5, y, z+1.0);
  }
  }
  }
  }
}

GetVehicleWithinDistance( playerid, Float:x1, Float:y1, Float:z1, Float:dist, &veh)
  {
  for(new i = 1; i < MAX_VEHICLES; i++)
  {
  if(GetVehicleModel(i) > 0)
  {
  if(GetPlayerVehicleID(playerid) != i )
  {
  new Float:x, Float:y, Float:z;
  new Float:x2, Float:y2, Float:z2;
  GetVehiclePos(i, x, y, z);
  x2 = x1 - x; y2 = y1 - y; z2 = z1 - z;
  new Float:vDist = (x2*x2+y2*y2+z2*z2);
  if( vDist < dist)
  {
  veh = i;
  dist = vDist;
  }
  }
  }
  }
}

IsVehicleRcTram( vehicleid )
  {
     new model = GetVehicleModel(vehicleid);
     switch(model)
  {
  case D_TRAM, RC_GOBLIN, RC_BARON, RC_BANDIT, RC_RAIDER, RC_TANK:
  return 1;
  default: return 0;
  }
  return 0;
}