<?php
/*------------------------------------------------------------------------------
  $Id$

  AbanteCart, Ideal OpenSource Ecommerce Solution
  http://www.AbanteCart.com

  Copyright © 2011-2017 Belavier Commerce LLC

  This source file is subject to Open Software License (OSL 3.0)
  License details is bundled with this package in the file LICENSE.txt.
  It is also available at this URL:
  <http://www.opensource.org/licenses/OSL-3.0>
  
 UPGRADE NOTE: 
   Do not edit or add to this file if you wish to upgrade AbanteCart to newer
   versions in the future. If you wish to customize AbanteCart for your
   needs please refer to http://www.AbanteCart.com for more information.  
------------------------------------------------------------------------------*/
if (!defined('DIR_CORE')){
	header('Location: static_pages/');
}

class ControllerResponsesExtensionDefaultPayza extends AController{
	public function main(){
		$data['button_confirm'] = $this->language->get('button_confirm');
		$data['button_back'] = $this->language->get('button_back');

		$this->load->model('checkout/order');

		$order_info = $this->model_checkout_order->getOrder($this->session->data['order_id']);

		$form = new AForm();
		$form->setForm(array ('form_name' => 'checkout'));

		if ($this->config->get('default_payza_test_mode')){
			$action = 'https://sandbox.Payza.com/sandbox/payprocess.aspx';
		} else{
			$action = 'https://secure.payza.com/checkout';
		}

		$data['form']['form_open'] = $form->getFieldHtml(array (
				'type'   => 'form',
				'name'   => 'checkout',
				'action' => $action
		));
		$fs = array ();
		$fs['ap_purchasetype'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_purchasetype',
				'value' => 'Item'
		));
		$fs['ap_merchant'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_merchant',
				'value' => $this->config->get('default_payza_merchant'),
		));

		$fs['ap_currency'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_currency',
				'value' => $order_info['currency'],
		));
		$fs['apc_1'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'apc_1',
				'value' => $this->session->data['order_id']
		));

		//product details
		$products = $this->cart->getProducts();
		$icount = 0;
		$this->load->library('encryption');
		foreach ($products as $product){
			$option_data = '';
			$encryption = new AEncryption($this->config->get('encryption_key'));
			foreach ($product['option'] as $option){
				if ($option['type'] != 'file'){
					$value = $option['value'];
				} else{
					$filename = $encryption->decrypt($option['value']);
					$value = mb_substr($filename, 0, mb_strrpos($filename, '.'));
				}
				$option_data .= ' - ' . $option['name'] . ' : ' . (mb_strlen($value) > 20 ? mb_substr($value, 0, 20) . '..' : $value);
			}

			$postfix = '';
			if ($icount > 0){
				$postfix = "_$icount";
			}
			$fs['ap_itemname' . $postfix] = $form->getFieldHtml(array (
					'type'  => 'hidden',
					'name'  => 'ap_itemname' . $postfix,
					'value' => $product['name'],
			));
			$fs['ap_description' . $postfix] = $form->getFieldHtml(array (
					'type'  => 'hidden',
					'name'  => 'ap_description' . $postfix,
					'value' => $option_data,
			));
			$fs['ap_itemcode' . $postfix] = $form->getFieldHtml(array (
					'type'  => 'hidden',
					'name'  => 'ap_itemcode' . $postfix,
					'value' => $product['model'],
			));
			$fs['ap_quantity' . $postfix] = $form->getFieldHtml(array (
					'type'  => 'hidden',
					'name'  => 'ap_quantity' . $postfix,
					'value' => $product['quantity'],
			));

			$fs['ap_amount' . $postfix] = $form->getFieldHtml(array (
					'type'  => 'hidden',
					'name'  => 'ap_amount' . $postfix,
					'value' => $this->currency->format($product['price'], $order_info['currency'], $order_info['value'], false),
			));
			$icount++;
		}

		//total and discounts
		$discount_amount_cart = 0;
		$tax_total = 0;
		$shipping_total = 0;
		$handling_total = 0;
		$items_total = 0;
		$totals = $this->cart->buildTotalDisplay();

		foreach ($totals['total_data'] as $total){
			if (in_array($total['id'], array ('subtotal', 'total'))){
				continue;
			}
			if (in_array($total['id'], array ('promotion', 'coupon'))){
				$total['value'] = $total['value'] < 0 ? $total['value'] * -1 : $total['value'];
				$discount_amount_cart += $total['value'];
			} else{
				$price = $this->currency->format($total['value'], $order_info['currency'], $order_info['value'], false);

				if (in_array($total['id'], array ('tax'))){
					$tax_total += $price;
				} elseif (in_array($total['id'], array ('shipping'))){
					$shipping_total += $price;
				} elseif (in_array($total['id'], array ('handling'))){
					$handling_total += $price;
				} else{
					$items_total += $price;
				}
			}
		}

		$calc_total = $items_total + $shipping_total + $tax_total + $handling_total;

		$fs['ap_taxamount'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_taxamount',
				'value' => $tax_total,
		));
		$fs['ap_shippingcharges'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_shippingcharges',
				'value' => $shipping_total,
		));

		$fs['ap_additionalcharges'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_additionalcharges',
				'value' => $handling_total,
		));

		$fs['ap_discountamount'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_discountamount',
				'value' => $discount_amount_cart,
		));

		$fs['ap_totalamount'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_totalamount',
				'value' => $calc_total,
		));

		$fs['ap_returnurl'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_returnurl',
				'value' => $this->html->getSecureURL('checkout/success'),
		));

		if ($this->request->get['rt'] == 'checkout/guest_step_3'){
			$back_url = $this->html->getSecureURL('checkout/guest_step_2', '&mode=edit', true);
		} else{
			$back_url = $this->html->getSecureURL('checkout/payment', '&mode=edit', true);
		}

		$fs['ap_cancelurl'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_cancelurl',
				'value' => $back_url,
		));

		$fs['ap_alerturl'] = $form->getFieldHtml(array (
				'type'  => 'hidden',
				'name'  => 'ap_alerturl',
				'value' => $this->html->getSecureURL('extension/default_payza/callback'),
		));

		$data['form']['fields'] = $fs;

		$data['form']['back'] = $form->getFieldHtml(array ('type'  => 'button',
		                                                   'name'  => 'back',
		                                                   'text'  => $this->language->get('button_back'),
		                                                   'style' => 'button',
		                                                   'href'  => $back_url));
		$data['form']['submit'] = $form->getFieldHtml(array ('type' => 'submit',
		                                                     'name' => $this->language->get('button_confirm')
		));

		$this->view->batchAssign($data);
		$this->processTemplate('responses/default_payza.tpl');
	}

	//This is Payza IPN callback
	public function callback(){
		if (has_value($this->request->post['ap_securitycode']) && ($this->request->post['ap_securitycode'] == $this->config->get('default_payza_security'))){
			$this->load->model('checkout/order');
			$this->model_checkout_order->confirm($this->request->post['apc_1'], $this->config->get('default_payza_order_status_id'));
		}
	}
}