<?php

class Login extends Controller
{
	
    public function index($redirect="")
    {
		//if not logged in
		if (!isset($_SESSION['username'])) {
			require 'application/views/global/login.php' ;
			if (!empty($redirect)){
				echo '<script>$(function () {$.notify({message: "<div>Παρακαλώ συνδεθείτε για να δείτε αυτή τη σελίδα</div>"},{type: "info",delay: 10000});});</script>';	
			}
		}
		else {
			//already logged in
			header("Location: ".APP_BASE);
			exit;
		}        
    }

	public function authenticate()
    {
		if (isset($_POST['username']) and isset($_POST['password']) and !isset($_SESSION['username'])) {
			$users_model = $this->loadModel('usersmodel');
			$exists = $users_model->authenticateUser($_POST['username'], $_POST['password']);

			if($exists) {
				echo "ok";
				exit;
			}
			else {
				echo "Λανθασμένα στοιχεία σύνδεσης";
				exit;
			}
		} else {
			$users_model = $this->loadModel('usersmodel');
			$exists = $users_model->authenticateUser($_POST['username'], $_POST['password']);
		}
    }
}