PK

<?php

/**
 * Created by PhpStorm.
 * User: Uma Shankar
 * Date: 23-03-2017
 * Time: 21:42
 */
class Token
{
    public static function generate()
    {
        return $_SESSION['token_name']= md5(uniqid());
    }

    public static function check($token)
    {
        $tokenName = $_SESSION['token_name'];
        if (!empty($tokenName) && $token === $tokenName) {
            unset($_SESSION['token_name']);            
            return true;
        }
        return false;
    }
}

PK 99