if (!class_exists('WC_Payment_Gateway'))

return; // if the WC payment gateway class is not available, do nothing

if (class_exists('WC_Gateway_Payfort'))

return;

class WC_Gateway_Payfort extends WC_Payment_Gateway {

public function __construct() {

$plugin_dir = plugin_dir_url(__FILE__);

global $woocommerce;

$this->id = 'payfort';

$this->icon = apply_filters('woocommerce_white_icon', '' . $plugin_dir . 'white-cards.png');

$this->has_fields = true;

// Load the settings

$this->init_form_fields();

$this->init_settings();

// Define user set variables

$this->title = "Credit / Debit Card";

$this->test_open_key = $this->get_option('test_open_key');

$this->test_secret_key = $this->get_option('test_secret_key');

$this->live_open_key = $this->get_option('live_open_key');

$this->live_secret_key = $this->get_option('live_secret_key');

$this->description = $this->get_option('description');

$this->test_mode = $this->get_option('test_mode');

$this->currency_multiplier = json_decode(file_get_contents(plugins_url('payfort/assets/currencies.json')), true);

// Logs

if (isset($this->debug) && $this->debug == 'yes') {

$this->log = $woocommerce->logger();

}

// Actions

add_action('woocommerce_receipt_' . $this->id, array($this, 'receipt_page'));

add_action('wp_enqueue_scripts', array($this, 'payment_scripts'));

// Save options

add_action('woocommerce_update_options_payment_gateways_' . $this->id, array($this, 'process_admin_options'));

if (!$this->is_valid_for_use()) {

$this->enabled = false;

}

}

function payment_scripts() {

global $woocommerce;

if (!is_checkout()) {

return;

}

wp_enqueue_script('beautifuljs', 'https://beautiful.start.payfort.com/checkout.js', array(), WC_VERSION, true);

wp_enqueue_script('beautifuljs-config', plugins_url('payfort/assets/js/config.js'), array('beautifuljs'), WC_VERSION, true);

wp_enqueue_script('beautifuljs-checkout', plugins_url('payfort/assets/js/checkout.js'), array('beautifuljs'), WC_VERSION, true);

wp_localize_script('beautifuljs-config', 'WooCommerceStartParams', array(

'key' => $this->test_mode == 'yes' ? $this->test_open_key : $this->live_open_key,

'currency' => get_woocommerce_currency()

));

}

/**

* Check if this gateway is enabled and available in the user's currency

*

* @access public

* @return bool

*/

function is_valid_for_use() {

// Skip currency check

return true;

}

/**

* Admin Panel Options

* - Options for bits like 'api keys' and availability on a country-by-country basis

*

* @since 1.0.0

*/

public function admin_options() {

?>

<h3><?php _e('Payfort Start', 'woocommerce'); ?></h3>

<p><?php _e('Please fill in the below section to start accepting payments on your site! You can find all the required information in your <a href="https://dashboard.start.payfort.com/" target="_blank">Payfort Dashboard</a>.', 'woocommerce'); ?></p>

<?php if ($this->is_valid_for_use()) : ?>

<table class="form-table">

<?php

// Generate the HTML For the settings form.

$this->generate_settings_html();

?>

</table><!--/.form-table-->

<?php else : ?>

<div class="inline error"><p><strong><?php _e('Gateway Disabled', 'woocommerce'); ?></strong>: <?php _e('Payfort Start does not support your store currency at this time.', 'woocommerce'); ?></p></div>

<?php

endif;

}

/**

* Initialise Gateway Settings Form Fields

*

* @access public

* @return void

*/

function init_form_fields() {

$this->form_fields = array(

'enabled' => array(

'title' => __('Enable/Disable', 'woocommerce'),

'type' => 'checkbox',

'label' => __('Enable the Start gateway', 'woocommerce'),

'default' => 'yes'

),

'description' => array(

'title' => __('Description', 'woocommerce'),

'type' => 'text',

'description' => __('This is the description the user sees during checkout.', 'woocommerce'),

'default' => __('Pay for your items with any Credit or Debit Card', 'woocommerce')

),

'test_open_key' => array(

'title' => __('Test Open Key', 'woocommerce'),

'type' => 'text',

'description' => __('Please enter your test open key (you can get it from your Start dashboard).', 'woocommerce'),

'default' => '',

'desc_tip' => true,

'placeholder' => ''

),

'test_secret_key' => array(

'title' => __('Test Secret Key', 'woocommerce'),

'type' => 'text',

'description' => __('Please enter your test secret key (you can get it from your Start dashboard).', 'woocommerce'),

'default' => '',

'desc_tip' => true,

'placeholder' => ''

),

'live_open_key' => array(

'title' => __('Live Open Key', 'woocommerce'),

'type' => 'text',

'description' => __('Please enter your live open key (you can get it from your Start dashboard).', 'woocommerce'),

'default' => '',

'desc_tip' => true,

'placeholder' => ''

),

'live_secret_key' => array(

'title' => __('Live Secret Key', 'woocommerce'),

'type' => 'text',

'description' => __('Please enter your live secret key (you can get it from your Start dashboard).', 'woocommerce'),

'default' => '',

'desc_tip' => true,

'placeholder' => ''

),

'test_mode' => array(

'title' => __('Test mode', 'woocommerce'),

'type' => 'checkbox',

'label' => __('Enable Test mode', 'woocommerce'),

'default' => 'no'

)

);

}

/**

* Generate the credit card payment form

*

* @access public

* @param none

* @return string

*/

function payment_fields() {

// Access the global object

global $woocommerce;

$plugin_dir = plugin_dir_url(__FILE__);

// Description of payment method from settings

if ($this->description) {

echo "<p>" . $this->description . "</p>";

}

// Are we in test mode?

if ($this->test_mode == 'yes') {

?>

<div style="background-color:yellow;">

You're in <strong>test mode</strong>. Make sure to use <a href="https://docs.start.payfort.com/guides/testing/" target="_blank">test cards to checkout</a> :)

<br/>------<br/>

<em>Tip: You can change this by going to WooCommerce -&gt; Settings -&gt; Checkout -&gt; Payfort (Start)</em>

</div>

<?php

}

$amount = $woocommerce->cart->total * $this->currency_multiplier[get_woocommerce_currency()];

echo "<input name='start_amount' type='hidden' value='" . $amount . "'/>";

}

/**

* Process the payment and return the result

*

* @access public

* @param int $order_id

* @return array

*/

function process_payment($order_id) {

global $woocommerce;

$order = new WC_Order($order_id);

$token = $_POST['payfortToken'];

try {

if (empty($token)) {

$error_msg = __('Please make sure your card details have been entered correctly.', 'woocommerce');

throw new Start_Error($error_msg);

}

$charge_description = $order->id . ": WooCommerce charge for " . $order->billing_email;

$order_items = $order->get_items();

$order_items_array_full = array();

$user_info = wp_get_current_user();

$user_name = $user_info->user_login;

$udata = get_userdata($user_info->ID);

if (isset($udata->user_registered)) {

$registered_at = date(DATE_ISO8601, strtotime($udata->user_registered));

} else {

$registered_at = date(DATE_ISO8601, strtotime(date("Y-m-d H:i:s")));

}

foreach ($order_items as $key => $items) {

$itemClass = new WC_Product($items['product_id']);

$order_items_array['title'] = $items['name'];

$order_items_array['amount'] = round($itemClass->get_price(), 2) * $this->currency_multiplier[get_woocommerce_currency()];

$order_items_array['quantity'] = $items['qty'];

array_push($order_items_array_full, $order_items_array);

}

$billing_address = array(

"first_name" => $order->billing_first_name,

"last_name" => $order->billing_last_name,

"country" => $order->billing_country,

"city" => $order->billing_city,

"address_1" => $order->billing_address_1,

"address_2" => $order->billing_address_2,

"phone" => $order->billing_phone,

"postcode" => $order->billing_postcode

);

$shipping_address = array(

"first_name" => $order->shipping_first_name,

"last_name" => $order->shipping_last_name,

"country" => $order->shipping_country,

"city" => $order->shipping_city,

"address_1" => $order->shipping_address_1,

"address_2" => $order->shipping_address_2,

"phone" => $order->shipping_phone,

"postcode" => $order->shipping_postcode

);

$shopping_cart_array = array(

'user_name' => $user_name,

'registered_at' => $registered_at,

'items' => $order_items_array_full,

'billing_address' => $billing_address,

'shipping_address' => $shipping_address

);

$charge_args = array(

'description' => $charge_description,

'card' => $token,

'currency' => strtoupper(get_woocommerce_currency()),

'email' => $order->billing_email,

'ip' => $_SERVER['REMOTE_ADDR'],

'amount' => $order->get_total() * $this->currency_multiplier[get_woocommerce_currency()],

'shopping_cart' => $shopping_cart_array,

'shipping_amount' => round($order->get_total_shipping(), 2) * $this->currency_multiplier[get_woocommerce_currency()],

'metadata' => array('reference_id' => $order_id)

);

if ($this->test_mode == 'yes') {

Start::setApiKey($this->test_secret_key);

} else {

Start::setApiKey($this->live_secret_key);

}

$start_plugin_data = get_file_data('wp-content/plugins/payfort/woocommerce-payfort.php', array('Version'), 'plugin');

$woo_plugin_data = get_file_data('wp-content/plugins/woocommerce/woocommerce.php', array('Version'), 'plugin');

$userAgent = 'WooCommerce ' . $woo_plugin_data['0'] . ' / Start Plugin ' . $start_plugin_data['0'];

Start::setUserAgent($userAgent);

$charge = Start_Charge::create($charge_args);

// No exceptions? Yaay, all done!

$order->payment_complete();

return array(

'result' => 'success',

'redirect' => $this->get_return_url($order)

);

} catch (Start_Error $e) {

// TODO: Can we get the extra params (so the error is more apparent)?

// e.g. Instead of "request params are invalid", we get

// "extras":{"amount":["minimum amount (in the smallest currency unit) is 185 for AED"]

$error_code = $e->getErrorCode();

if ($error_code === "card_declined") {

$message = __('Error: ', 'woothemes') . $e->getMessage() . " Please, try with another card";

} else {

$message = __('Error: ', 'woothemes') . $e->getMessage();

}

// If function should we use?

if (function_exists("wc_add_notice")) {

// Use the new version of the add_error method

wc_add_notice($message, 'error');

} else {

// Use the old version

$woocommerce->add_error($message);

}

// we raise 'update_checkout' event for javscript

// to remove card token

WC()->session->set('refresh_totals', true);

return array(

'result' => 'fail',

'redirect' => ''

);

}

}

}

/**

* Add the gateway to WooCommerce

* */

function add_payfort_gateway($methods) {

$methods[] = 'WC_Gateway_Payfort';

return $methods;

}

add_filter('woocommerce_payment_gateways', 'add_payfort_gateway');