* @copyright 2007-2014 PrestaShop SA
* @license http://opensource.org/licenses/afl-3.0.php Academic Free License (AFL 3.0)
* International Registered Trademark & Property of PrestaShop SA
*/
include_once(dirname(__FILE__).'/../../../config/config.inc.php');
include_once(_PS_MODULE_DIR_.'paypal/paypal.php');
/*
* Instant payment notification class.
* (wait for PayPal payment confirmation, then validate order)
*/
class PayPalNotifier extends PayPal
{
public function confirmOrder($custom)
{
$cart = new Cart((int)$custom['id_cart']);
$cart_details = $cart->getSummaryDetails(null, true);
$cart_hash = sha1(serialize($cart->nbProducts()));
$this->context->cart = $cart;
$address = new Address((int)$cart->id_address_invoice);
$this->context->country = new Country((int)$address->id_country);
$this->context->customer = new Customer((int)$cart->id_customer);
$this->context->language = new Language((int)$cart->id_lang);
$this->context->currency = new Currency((int)$cart->id_currency);
if (isset($cart->id_shop))
$this->context->shop = new Shop($cart->id_shop);
$result = $this->getResult();
if (strcmp(trim($result), "VERIFIED") == 0)
{
$currency_decimals = is_array($this->context->currency) ? (int)$this->context->currency['decimals'] : (int)$this->context->currency->decimals;
$this->decimals = $currency_decimals * _PS_PRICE_DISPLAY_PRECISION_;
$message = null;
$mc_gross = Tools::ps_round(Tools::getValue('mc_gross'), $this->decimals);
$cart_details = $cart->getSummaryDetails(null, true);
$shipping = $cart_details['total_shipping_tax_exc'];
$subtotal = $cart_details['total_price_without_tax'] - $cart_details['total_shipping_tax_exc'];
$tax = $cart_details['total_tax'];
$total_price = Tools::ps_round($shipping + $subtotal + $tax, $this->decimals);
if ($this->comp($mc_gross, $total_price, 2) !== 0)
{
$payment = (int)Configuration::get('PS_OS_ERROR');
$message = $this->l('Price paid on paypal is not the same that on PrestaShop.').'
';
}
elseif ($custom['hash'] != $cart_hash)
{
$payment = (int)Configuration::get('PS_OS_ERROR');
$message = $this->l('Cart changed, please retry.').'
';
}
else
{
$payment = (int)Configuration::get('PS_OS_PAYMENT');
$message = $this->l('Payment accepted.').'
';
}
$customer = new Customer((int)$cart->id_customer);
$transaction = PayPalOrder::getTransactionDetails(false);
if (_PS_VERSION_ < '1.5')
$shop = null;
else
{
$shop_id = $this->context->shop->id;
$shop = new Shop($shop_id);
}
$this->validateOrder($cart->id, $payment, $total_price, $this->displayName, $message, $transaction, $cart->id_currency, false, $customer->secure_key, $shop);
}
}
public function getResult()
{
if ((int)Configuration::get('PAYPAL_SANDBOX') == 1)
$action_url = 'https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_notify-validate';
else
$action_url = 'https://www.paypal.com/cgi-bin/webscr?cmd=_notify-validate';
$request = '&'.http_build_query($_POST, '&');
return Tools::file_get_contents($action_url.$request);
}
}
if ($custom = Tools::getValue('custom'))
{
$notifier = new PayPalNotifier();
$result = Tools::jsonDecode($custom, true);
$notifier->confirmOrder($result);
}