<?php

/*

*  @author PrestaShop SA <contact@prestashop.com>

*  @copyright  2007-2012 PrestaShop SA

*  @version  Release: $Revision: 1.4 $

*

*  International Registered Trademark & Property of PrestaShop SA

*/



require_once(dirname(__FILE__).'/../../config/config.inc.php');

require_once(dirname(__FILE__).'/lib/paypal.class.php');

require_once(dirname(__FILE__).'/paypalpro.php');



require_once(dirname(__FILE__).'/backward_compatibility/backward.php');



/* SSL Tricks to bypass the redirect for the FrontController in 1.5 + */

if (Configuration::get('PS_SSL_ENABLED'))

{

	$resetSsl = true;

	Configuration::updateValue('PS_SSL_ENABLED', 0);

}

include(dirname(__FILE__). '/../../init.php');

if (isset($resetSsl) && $resetSsl)

	Configuration::updateValue('PS_SSL_ENABLED', 1);





if (Tools::isSubmit('paypalInfo'))

{

	try

	{

		$PayPal = new PayPal(json_decode(base64_decode($_POST['paypalInfo']), true));



		$response = $PayPal->DoDirectPayment(array(

									'DPFields' => array(

										'paymentaction' => 'Sale',

										'ipaddress' => Tools::safeOutput($_SERVER['REMOTE_ADDR']),

										'returnfmfdetails' => '1',

									),

									'CCDetails' => array(

										'creditcardtype' => Tools::safeOutput($_POST['paypalpro_cardType']),

										'acct' => Tools::safeOutput($_POST['x_card_num']),

										'expdate' => forgeDate($_POST['x_exp_date_m'], $_POST['x_exp_date_y']),

										'cvv2' => Tools::safeOutput($_POST['paypalpro_card_code']),

									),

									'PayerName' => json_decode(base64_decode($_POST['userInfo']), true),

									'BillingAddress' => json_decode(base64_decode($_POST['billingAddressInfo']), true),

									'PaymentDetails' => json_decode(base64_decode($_POST['paymentInfo']), true),

								));



		if (!isset($response['ACK']) || !isset($response['REQUESTDATA']))

			throw new Exception('Paypal returned malformed response');



		if (isset($response['ERRORS']) && count($response['ERRORS']))

			throw new Exception('PayPalPro returned errors: <pre>'.

				print_r($response['ERRORS'], true).'</pre>');



		if (!(int)$response['REQUESTDATA']['INVNUM'])

			throw new Exception('Missing cart number');



		if (!(float)$response['AMT'])

			throw new Exception('Missing price paid');



		$cart = new Cart((int)$response['REQUESTDATA']['INVNUM']);

		if (!Validate::isLoadedObject($cart))

			throw new Exception('Cart loading failed for cart '.

				(int)$response['REQUESTDATA']['INVNUM']);



		$customer = new Customer((int)$cart->id_customer);

		if (!Validate::isLoadedObject($customer))

			throw new Exception('Customer laoding failed for customer '.

				(int)$cart->id_customer);



		switch (strtolower($response['ACK']))

		{

			case 'success':

				$paypalpro = new PayPalPro();



				$paypalpro->validateOrder((int)$cart->id,

					Configuration::get('PS_OS_PAYMENT'), (float)$response['AMT'],

					(!Configuration::get('PAYPALPRO_DISPLAY_LOGO') ? 'PayPal Pro Direct Payment' : 'Credit Card Payment'), NULL, NULL, false,

					$customer->secure_key);



				$url = 'index.php?controller=order-confirmation&';

				if (_PS_VERSION_ < '1.5')

					$url = 'order-confirmation.php?';



				Tools::redirect($url.'id_module='.(int)$paypalpro->id.'&id_cart='.

					(int)$cart->id.'&key='.$customer->secure_key);



				break ;



			default:

				throw new Exception('The transaction did not succeed: '.

					$response['ACK']);

		}



	}

	catch (Exception $e)

	{

		Logger::AddLog('[PayPalPro] '.Tools::safeOutput($e->getMessage()), 2);

		$checkout_type = Configuration::get('PS_ORDER_PROCESS_TYPE') ?

			'order-opc' : 'order';

		$url = _PS_VERSION_ >= '1.5' ?

			'index.php?controller='.$checkout_type.'&' : $checkout_type.'.php?';

		$url .= 'step=3&cgv=1&paypalproerror=1';



		if (!isset($_SERVER['HTTP_REFERER']) ||

			strstr($_SERVER['HTTP_REFERER'], 'order'))

			Tools::redirect($url);

		elseif (strstr($_SERVER['HTTP_REFERER'], '?'))

			Tools::redirect(Tools::safeOutput($_SERVER['HTTP_REFERER']).'&paypalproerror=1', '');

		else

			Tools::redirect(Tools::safeOutput($_SERVER['HTTP_REFERER']).'?paypalproerror=1', '');



		exit;

	}

}



function forgeDate($m, $y)

{

	$m = substr(Tools::safeOutput($m), 0, 2);

	$y = substr(Tools::safeOutput($y), 0, 2);

	if (intval($m) <= 0 || intval($y) <= 0)

		throw new Exception('Wrong date');

	return $m.'20'.$y;

}