<?php	
function login_validate() {
error_reporting(0);	
include 'configuration/config_connect.php';

	    $sessiontime = "";
		
		$queryback="SELECT * FROM backset";
		$resultback=mysqli_query($conn,$queryback);
		$rowback=mysqli_fetch_assoc($resultback);
		$sessiontime=$rowback['sessiontime'];
		
	
if($sessiontime != null || $sessiontime != "" || $sessiontime != 0 || $sessiontime != "" || $sessiontime > 0){
	$sessiontime = $sessiontime * 60;
	$timer = $sessiontime;
}else{	
	$timer=3600;
}	

$_SESSION ["expires_by"] = time() + $timer;
}
function login_check() {
$exp_time =$_SESSION ["expires_by"];
if (time() < $exp_time) {
login_validate();
return true;
}else{
unset($_SESSION ["expires_by"]);
return false;
}
}


?>