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<?php
class ControllerExtensionPaymentAuthorizeNetSim extends Controller {
public function index() {
$this->load->language('extension/payment/authorizenet_sim');
$data['button_confirm'] = $this->language->get('button_confirm');
$this->load->model('checkout/order');
$order_info = $this->model_checkout_order->getOrder($this->session->data['order_id']);
$data['x_login'] = $this->config->get('payment_authorizenet_sim_merchant');
$data['x_fp_sequence'] = $this->session->data['order_id'];
$data['x_fp_timestamp'] = time();
$data['x_amount'] = $this->currency->format($order_info['total'], $order_info['currency_code'], $order_info['currency_value'], false);
$data['x_fp_hash'] = null; // calculated later, once all fields are populated
$data['x_show_form'] = 'PAYMENT_FORM';
$data['x_test_request'] = $this->config->get('payment_authorizenet_sim_mode');
$data['x_type'] = 'AUTH_CAPTURE';
$data['x_currency_code'] = $this->session->data['currency'];
$data['x_invoice_num'] = $this->session->data['order_id'];
$data['x_description'] = html_entity_decode($this->config->get('config_name'), ENT_QUOTES, 'UTF-8');
$data['x_first_name'] = $order_info['payment_firstname'];
$data['x_last_name'] = $order_info['payment_lastname'];
$data['x_company'] = $order_info['payment_company'];
$data['x_address'] = $order_info['payment_address_1'] . ' ' . $order_info['payment_address_2'];
$data['x_city'] = $order_info['payment_city'];
$data['x_state'] = $order_info['payment_zone'];
$data['x_zip'] = $order_info['payment_postcode'];
$data['x_country'] = $order_info['payment_country'];
$data['x_phone'] = $order_info['telephone'];
$data['x_ship_to_first_name'] = $order_info['shipping_firstname'];
$data['x_ship_to_last_name'] = $order_info['shipping_lastname'];
$data['x_ship_to_company'] = $order_info['shipping_company'];
$data['x_ship_to_address'] = $order_info['shipping_address_1'] . ' ' . $order_info['shipping_address_2'];
$data['x_ship_to_city'] = $order_info['shipping_city'];
$data['x_ship_to_state'] = $order_info['shipping_zone'];
$data['x_ship_to_zip'] = $order_info['shipping_postcode'];
$data['x_ship_to_country'] = $order_info['shipping_country'];
$data['x_customer_ip'] = $this->request->server['REMOTE_ADDR'];
$data['x_email'] = $order_info['email'];
$data['x_relay_response'] = 'true';
$to_hash = $data['x_login'] . '^' . $data['x_fp_sequence'] . '^' . $data['x_fp_timestamp'] . '^' . $data['x_amount'] . '^' . $data['x_currency_code'];
$data['x_fp_hash'] = $this->generateHash($to_hash, $this->config->get('payment_authorizenet_sim_key'));
return $this->load->view('extension/payment/authorizenet_sim', $data);
}
public function callback() {
if (isset($this->request->post['x_SHA2_Hash']) && ($this->request->post['x_SHA2_Hash'] == $this->generateResponseHash($this->request->post, $this->config->get('payment_authorizenet_sim_hash')))) {
$this->load->model('checkout/order');
$order_info = $this->model_checkout_order->getOrder($this->request->post['x_invoice_num']);
if ($order_info && $this->request->post['x_response_code'] == '1') {
$message = '';
if (isset($this->request->post['x_response_reason_text'])) {
$message .= 'Response Text: ' . $this->request->post['x_response_reason_text'] . "\n";
}
if (isset($this->request->post['exact_issname'])) {
$message .= 'Issuer: ' . $this->request->post['exact_issname'] . "\n";
}
if (isset($this->request->post['exact_issconf'])) {
$message .= 'Confirmation Number: ' . $this->request->post['exact_issconf'];
}
if (isset($this->request->post['exact_ctr'])) {
$message .= 'Receipt: ' . $this->request->post['exact_ctr'];
}
$this->model_checkout_order->addOrderHistory($this->request->post['x_invoice_num'], $this->config->get('payment_authorizenet_sim_order_status_id'), $message, true);
$this->response->redirect($this->url->link('checkout/success'));
} else {
$this->response->redirect($this->url->link('checkout/failure'));
}
} else {
$this->response->redirect($this->url->link('checkout/failure'));
}
}
private function generateHash($to_hash, $key) {
if ($to_hash != null && $key != null) {
$sig = hash_hmac('sha512', $to_hash, hex2bin($key));
return strtoupper($sig);
} else {
return false;
}
}
private function generateResponseHash($post_fields, $signature_key) {
/**
* The following array must not be reordered or elements removed, the hash requires ALL, even if empty/not set
*/
$verify_hash_fields = [
'x_trans_id',
'x_test_request',
'x_response_code',
'x_auth_code',
'x_cvv2_resp_code',
'x_cavv_response',
'x_avs_code',
'x_method',
'x_account_number',
'x_amount',
'x_company',
'x_first_name',
'x_last_name',
'x_address',
'x_city',
'x_state',
'x_zip',
'x_country',
'x_phone',
'x_fax',
'x_email',
'x_ship_to_company',
'x_ship_to_first_name',
'x_ship_to_last_name',
'x_ship_to_address',
'x_ship_to_city',
'x_ship_to_state',
'x_ship_to_zip',
'x_ship_to_country',
'x_invoice_num',
];
$to_hash = '^';
foreach ($verify_hash_fields as $hash_field) {
$to_hash .= (isset($post_fields[$hash_field]) ? $post_fields[$hash_field] : '') . '^';
}
return $this->generateHash($to_hash, $signature_key);
}
}
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