new timer[MAX_PLAYERS];
new Float:Pos[4];
forward MoveCheck(playerid);

public OnPlayerConnect(playerid)
{
    KillTimer(timer[playerid]);
    timer[playerid] = SetTimerEx("MoveCheck", 1000, true, "i", playerid);
    return 1;
}

public OnPlayerDisconnect(playerid)
{
    KillTimer(timer[playerid]);
    return 1;
}

public MoveCheck(playerid)
{
    new Float:x, Float:y, Float:z, Float:az, name[MAX_PLAYER_NAME], string[100];
    GetPlayerName(playerid, name, sizeof(name));
    GetPlayerPos(playerid, x, y, z);
    GetPlayerFacingAngle(playerid, az);
    if(x == Pos[0] && y == Pos[1] && z == Pos[2] && az == Pos[3])
    {
        format(string, sizeof(string), "%s didn't move", name);
        print(string);
    }else{
        format(string, sizeof(string), "%s moved", name);
        print(string);
    }
    Pos[0] = x; Pos[1] = y; Pos[2] = z; Pos[3] = az;
    return 1;
}