login_backend.php

<?php
require_once 'class/BackEnd/User/monitoreduser.class.php';
require_once 'class/BackEnd/User/supervisoruser.class.php';

session_start();

if(isset($_POST['login']) && isset($_POST['password']) && !empty($_POST['login']) && !empty($_POST['password']))
{
	try
	{
		$user= new \BackEnd\User\MonitoredUser('login', $_POST['login']);
		if ($user->getPassword() === $_POST['password'])
		{
			$_SESSION['login']=$user->getLogin();
		}
	}
	catch(Exception $e)
	{
		try
		{
			$user= new \BackEnd\User\SupervisorUser('login', $_POST['login']);
			if ($user->getPassword === $_POST['password'])
			{
				$_SESSION['login']=$user->getLogin();
			}
		}
		catch(Exception $e){
			header('Location: index.php?err=2');
		}
		header('Location: index.php');
	}

	header('Location: index.php');
} else
{
	header('Location: index.php?err=1');
}