woocommerce / woocommerce-gateway-stripe

woocommerce-gateway-stripe.php

Spacing +115 added lines, -115 removed lines

@@ -14,20 +14,20 @@ 
  *
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
-if ( ! class_exists( 'WC_Stripe' ) ) :
+if ( ! class_exists('WC_Stripe')) :
 	/**
 	 * Required minimums and constants
 	 */
-	define( 'WC_STRIPE_VERSION', '4.0.3' );
-	define( 'WC_STRIPE_MIN_PHP_VER', '5.6.0' );
-	define( 'WC_STRIPE_MIN_WC_VER', '2.6.0' );
-	define( 'WC_STRIPE_MAIN_FILE', __FILE__ );
-	define( 'WC_STRIPE_PLUGIN_URL', untrailingslashit( plugins_url( basename( plugin_dir_path( __FILE__ ) ), basename( __FILE__ ) ) ) );
-	define( 'WC_STRIPE_PLUGIN_PATH', untrailingslashit( plugin_dir_path( __FILE__ ) ) );
+	define('WC_STRIPE_VERSION', '4.0.3');
+	define('WC_STRIPE_MIN_PHP_VER', '5.6.0');
+	define('WC_STRIPE_MIN_WC_VER', '2.6.0');
+	define('WC_STRIPE_MAIN_FILE', __FILE__);
+	define('WC_STRIPE_PLUGIN_URL', untrailingslashit(plugins_url(basename(plugin_dir_path(__FILE__)), basename(__FILE__))));
+	define('WC_STRIPE_PLUGIN_PATH', untrailingslashit(plugin_dir_path(__FILE__)));
 
 	class WC_Stripe {
 
@@ -47,7 +47,7 @@ 
 		 * @return Singleton The *Singleton* instance.
 		 */
 		public static function get_instance() {
-			if ( null === self::$instance ) {
+			if (null === self::$instance) {
 				self::$instance = new self();
 			}
 			return self::$instance;
@@ -80,10 +80,10 @@ 
 		 * *Singleton* via the `new` operator from outside of this class.
 		 */
 		private function __construct() {
-			add_action( 'admin_init', array( $this, 'check_environment' ) );
-			add_action( 'admin_notices', array( $this, 'admin_notices' ), 15 );
-			add_action( 'plugins_loaded', array( $this, 'init' ) );
-			add_action( 'wp_loaded', array( $this, 'hide_notices' ) );
+			add_action('admin_init', array($this, 'check_environment'));
+			add_action('admin_notices', array($this, 'admin_notices'), 15);
+			add_action('plugins_loaded', array($this, 'init'));
+			add_action('wp_loaded', array($this, 'hide_notices'));
 		}
 
 		/**
@@ -93,43 +93,43 @@ 
 		 * @version 4.0.0
 		 */
 		public function init() {
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-exception.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-logger.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-helper.php' );
-			include_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-api.php' );
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-exception.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-logger.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-helper.php');
+			include_once(dirname(__FILE__) . '/includes/class-wc-stripe-api.php');
 
 			// Don't hook anything else in the plugin if we're in an incompatible environment
-			if ( self::get_environment_warning() ) {
+			if (self::get_environment_warning()) {
 				return;
 			}
 
-			load_plugin_textdomain( 'woocommerce-gateway-stripe', false, plugin_basename( dirname( __FILE__ ) ) . '/languages' );
-
-			require_once( dirname( __FILE__ ) . '/includes/abstracts/abstract-wc-stripe-payment-gateway.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-webhook-handler.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-sepa-payment-token.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-gateway-stripe.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-bancontact.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-sofort.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-giropay.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-ideal.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-p24.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-alipay.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-sepa.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-bitcoin.php' );
-			require_once( dirname( __FILE__ ) . '/includes/payment-methods/class-wc-stripe-payment-request.php' );
-			require_once( dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-compat.php' );
-			require_once( dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-sepa-compat.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-order-handler.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-payment-tokens.php' );
-			require_once( dirname( __FILE__ ) . '/includes/class-wc-stripe-customer.php' );
+			load_plugin_textdomain('woocommerce-gateway-stripe', false, plugin_basename(dirname(__FILE__)) . '/languages');
+
+			require_once(dirname(__FILE__) . '/includes/abstracts/abstract-wc-stripe-payment-gateway.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-webhook-handler.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-sepa-payment-token.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-gateway-stripe.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-bancontact.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-sofort.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-giropay.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-ideal.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-p24.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-alipay.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-sepa.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-bitcoin.php');
+			require_once(dirname(__FILE__) . '/includes/payment-methods/class-wc-stripe-payment-request.php');
+			require_once(dirname(__FILE__) . '/includes/compat/class-wc-stripe-compat.php');
+			require_once(dirname(__FILE__) . '/includes/compat/class-wc-stripe-sepa-compat.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-order-handler.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-payment-tokens.php');
+			require_once(dirname(__FILE__) . '/includes/class-wc-stripe-customer.php');
 
 			// REMOVE IN THE FUTURE.
-			require_once( dirname( __FILE__ ) . '/includes/deprecated/class-wc-stripe-apple-pay.php' );
+			require_once(dirname(__FILE__) . '/includes/deprecated/class-wc-stripe-apple-pay.php');
 
-			add_filter( 'woocommerce_payment_gateways', array( $this, 'add_gateways' ) );
-			add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), array( $this, 'plugin_action_links' ) );
-			add_filter( 'woocommerce_get_sections_checkout', array( $this, 'filter_gateway_order_admin' ) );
+			add_filter('woocommerce_payment_gateways', array($this, 'add_gateways'));
+			add_filter('plugin_action_links_' . plugin_basename(__FILE__), array($this, 'plugin_action_links'));
+			add_filter('woocommerce_get_sections_checkout', array($this, 'filter_gateway_order_admin'));
 		}
 
 		/**
@@ -139,23 +139,23 @@ 
 		 * @version 4.0.0
 		 */
 		public function hide_notices() {
-			if ( isset( $_GET['wc-stripe-hide-notice'] ) && isset( $_GET['_wc_stripe_notice_nonce'] ) ) {
-				if ( ! wp_verify_nonce( $_GET['_wc_stripe_notice_nonce'], 'wc_stripe_hide_notices_nonce' ) ) {
-					wp_die( __( 'Action failed. Please refresh the page and retry.', 'woocommerce-gateway-stripe' ) );
+			if (isset($_GET['wc-stripe-hide-notice']) && isset($_GET['_wc_stripe_notice_nonce'])) {
+				if ( ! wp_verify_nonce($_GET['_wc_stripe_notice_nonce'], 'wc_stripe_hide_notices_nonce')) {
+					wp_die(__('Action failed. Please refresh the page and retry.', 'woocommerce-gateway-stripe'));
 				}
 
-				if ( ! current_user_can( 'manage_woocommerce' ) ) {
-					wp_die( __( 'Cheatin’ huh?', 'woocommerce-gateway-stripe' ) );
+				if ( ! current_user_can('manage_woocommerce')) {
+					wp_die(__('Cheatin’ huh?', 'woocommerce-gateway-stripe'));
 				}
 
-				$notice = wc_clean( $_GET['wc-stripe-hide-notice'] );
+				$notice = wc_clean($_GET['wc-stripe-hide-notice']);
 
-				switch ( $notice ) {
+				switch ($notice) {
 					case 'ssl':
-						update_option( 'wc_stripe_show_ssl_notice', 'no' );
+						update_option('wc_stripe_show_ssl_notice', 'no');
 						break;
 					case 'keys':
-						update_option( 'wc_stripe_show_keys_notice', 'no' );
+						update_option('wc_stripe_show_keys_notice', 'no');
 						break;
 				}
 			}
@@ -167,8 +167,8 @@ 
 		 * @since 1.0.0
 		 * @version 4.0.0
 		 */
-		public function add_admin_notice( $slug, $class, $message, $dismissible = false ) {
-			$this->notices[ $slug ] = array(
+		public function add_admin_notice($slug, $class, $message, $dismissible = false) {
+			$this->notices[$slug] = array(
 				'class'       => $class,
 				'message'     => $message,
 				'dismissible' => $dismissible,
@@ -182,21 +182,21 @@ 
 		 * @version 4.0.0
 		 */
 		public function admin_notices() {
-			if ( ! current_user_can( 'manage_woocommerce' ) ) {
+			if ( ! current_user_can('manage_woocommerce')) {
 				return;
 			}
 
-			foreach ( (array) $this->notices as $notice_key => $notice ) {
-				echo '<div class="' . esc_attr( $notice['class'] ) . '" style="position:relative;">';
+			foreach ((array) $this->notices as $notice_key => $notice) {
+				echo '<div class="' . esc_attr($notice['class']) . '" style="position:relative;">';
 
-				if ( $notice['dismissible'] ) {
+				if ($notice['dismissible']) {
 				?>
-					<a href="<?php echo esc_url( wp_nonce_url( add_query_arg( 'wc-stripe-hide-notice', $notice_key ), 'wc_stripe_hide_notices_nonce', '_wc_stripe_notice_nonce' ) ); ?>" class="woocommerce-message-close notice-dismiss" style="position:absolute;right:1px;padding:9px;text-decoration:none;"></a>
+					<a href="<?php echo esc_url(wp_nonce_url(add_query_arg('wc-stripe-hide-notice', $notice_key), 'wc_stripe_hide_notices_nonce', '_wc_stripe_notice_nonce')); ?>" class="woocommerce-message-close notice-dismiss" style="position:absolute;right:1px;padding:9px;text-decoration:none;"></a>
 				<?php
 				}
 
 				echo '<p>';
-				echo wp_kses( $notice['message'], array( 'a' => array( 'href' => array() ) ) );
+				echo wp_kses($notice['message'], array('a' => array('href' => array())));
 				echo '</p></div>';
 			}
 		}
@@ -209,26 +209,26 @@ 
 		 * @version 4.0.0
 		 */
 		public function get_environment_warning() {
-			if ( version_compare( phpversion(), WC_STRIPE_MIN_PHP_VER, '<' ) ) {
+			if (version_compare(phpversion(), WC_STRIPE_MIN_PHP_VER, '<')) {
 				/* translators: 1) int version 2) int version */
-				$message = __( 'WooCommerce Stripe - The minimum PHP version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe' );
+				$message = __('WooCommerce Stripe - The minimum PHP version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe');
 
-				return sprintf( $message, WC_STRIPE_MIN_PHP_VER, phpversion() );
+				return sprintf($message, WC_STRIPE_MIN_PHP_VER, phpversion());
 			}
 
-			if ( ! defined( 'WC_VERSION' ) ) {
-				return __( 'WooCommerce Stripe requires WooCommerce to be activated to work.', 'woocommerce-gateway-stripe' );
+			if ( ! defined('WC_VERSION')) {
+				return __('WooCommerce Stripe requires WooCommerce to be activated to work.', 'woocommerce-gateway-stripe');
 			}
 
-			if ( version_compare( WC_VERSION, WC_STRIPE_MIN_WC_VER, '<' ) ) {
+			if (version_compare(WC_VERSION, WC_STRIPE_MIN_WC_VER, '<')) {
 				/* translators: 1) int version 2) int version */
-				$message = __( 'WooCommerce Stripe - The minimum WooCommerce version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe' );
+				$message = __('WooCommerce Stripe - The minimum WooCommerce version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe');
 
-				return sprintf( $message, WC_STRIPE_MIN_WC_VER, WC_VERSION );
+				return sprintf($message, WC_STRIPE_MIN_WC_VER, WC_VERSION);
 			}
 
-			if ( ! function_exists( 'curl_init' ) ) {
-				return __( 'WooCommerce Stripe - cURL is not installed.', 'woocommerce-gateway-stripe' );
+			if ( ! function_exists('curl_init')) {
+				return __('WooCommerce Stripe - cURL is not installed.', 'woocommerce-gateway-stripe');
 			}
 
 			return false;
@@ -242,11 +242,11 @@ 
 		 * @return string Setting link
 		 */
 		public function get_setting_link() {
-			$use_id_as_section = function_exists( 'WC' ) ? version_compare( WC()->version, '2.6', '>=' ) : false;
+			$use_id_as_section = function_exists('WC') ? version_compare(WC()->version, '2.6', '>=') : false;
 
-			$section_slug = $use_id_as_section ? 'stripe' : strtolower( 'WC_Gateway_Stripe' );
+			$section_slug = $use_id_as_section ? 'stripe' : strtolower('WC_Gateway_Stripe');
 
-			return admin_url( 'admin.php?page=wc-settings&tab=checkout&section=' . $section_slug );
+			return admin_url('admin.php?page=wc-settings&tab=checkout&section=' . $section_slug);
 		}
 
 		/**
@@ -257,37 +257,37 @@ 
 		 * @version 4.0.0
 		 */
 		public function check_environment() {
-			if ( ! defined( 'IFRAME_REQUEST' ) && ( WC_STRIPE_VERSION !== get_option( 'wc_stripe_version' ) ) ) {
+			if ( ! defined('IFRAME_REQUEST') && (WC_STRIPE_VERSION !== get_option('wc_stripe_version'))) {
 				$this->install();
 
-				do_action( 'woocommerce_stripe_updated' );
+				do_action('woocommerce_stripe_updated');
 			}
 
 			$environment_warning = $this->get_environment_warning();
 
-			if ( $environment_warning && is_plugin_active( plugin_basename( __FILE__ ) ) ) {
-				$this->add_admin_notice( 'bad_environment', 'error', $environment_warning );
+			if ($environment_warning && is_plugin_active(plugin_basename(__FILE__))) {
+				$this->add_admin_notice('bad_environment', 'error', $environment_warning);
 			}
 
-			$show_ssl_notice  = get_option( 'wc_stripe_show_ssl_notice' );
-			$show_keys_notice = get_option( 'wc_stripe_show_keys_notice' );
-			$options          = get_option( 'woocommerce_stripe_settings' );
+			$show_ssl_notice  = get_option('wc_stripe_show_ssl_notice');
+			$show_keys_notice = get_option('wc_stripe_show_keys_notice');
+			$options          = get_option('woocommerce_stripe_settings');
 
-			if ( isset( $options['enabled'] ) && 'yes' === $options['enabled'] && empty( $show_keys_notice ) ) {
-				$secret  = WC_Stripe_API::get_secret_key();
+			if (isset($options['enabled']) && 'yes' === $options['enabled'] && empty($show_keys_notice)) {
+				$secret = WC_Stripe_API::get_secret_key();
 
-				if ( empty( $secret ) && ! ( isset( $_GET['page'], $_GET['section'] ) && 'wc-settings' === $_GET['page'] && 'stripe' === $_GET['section'] ) ) {
+				if (empty($secret) && ! (isset($_GET['page'], $_GET['section']) && 'wc-settings' === $_GET['page'] && 'stripe' === $_GET['section'])) {
 					$setting_link = $this->get_setting_link();
 					/* translators: 1) link */
-					$this->add_admin_notice( 'keys', 'notice notice-warning', sprintf( __( 'Stripe is almost ready. To get started, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe' ), $setting_link ), true );
+					$this->add_admin_notice('keys', 'notice notice-warning', sprintf(__('Stripe is almost ready. To get started, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe'), $setting_link), true);
 				}
 			}
 
-			if ( empty( $show_ssl_notice ) && isset( $options['enabled'] ) && 'yes' === $options['enabled'] ) {
+			if (empty($show_ssl_notice) && isset($options['enabled']) && 'yes' === $options['enabled']) {
 				// Show message if enabled and FORCE SSL is disabled and WordpressHTTPS plugin is not detected.
-				if ( ( function_exists( 'wc_site_is_https' ) && ! wc_site_is_https() ) && ( 'no' === get_option( 'woocommerce_force_ssl_checkout' ) && ! class_exists( 'WordPressHTTPS' ) ) ) {
+				if ((function_exists('wc_site_is_https') && ! wc_site_is_https()) && ('no' === get_option('woocommerce_force_ssl_checkout') && ! class_exists('WordPressHTTPS'))) {
 					/* translators: 1) link 2) link */
-					$this->add_admin_notice( 'ssl', 'notice notice-warning', sprintf( __( 'Stripe is enabled, but the <a href="%1$s">force SSL option</a> is disabled; your checkout may not be secure! Please enable SSL and ensure your server has a valid <a href="%2$s" target="_blank">SSL certificate</a> - Stripe will only work in test mode.', 'woocommerce-gateway-stripe' ), admin_url( 'admin.php?page=wc-settings&tab=checkout' ), 'https://en.wikipedia.org/wiki/Transport_Layer_Security' ), true );
+					$this->add_admin_notice('ssl', 'notice notice-warning', sprintf(__('Stripe is enabled, but the <a href="%1$s">force SSL option</a> is disabled; your checkout may not be secure! Please enable SSL and ensure your server has a valid <a href="%2$s" target="_blank">SSL certificate</a> - Stripe will only work in test mode.', 'woocommerce-gateway-stripe'), admin_url('admin.php?page=wc-settings&tab=checkout'), 'https://en.wikipedia.org/wiki/Transport_Layer_Security'), true);
 				}
 			}
 		}
@@ -299,8 +299,8 @@ 
 		 * @version 4.0.0
 		 */
 		public function update_plugin_version() {
-			delete_option( 'wc_stripe_version' );
-			update_option( 'wc_stripe_version', WC_STRIPE_VERSION );
+			delete_option('wc_stripe_version');
+			update_option('wc_stripe_version', WC_STRIPE_VERSION);
 		}
 
 		/**
@@ -310,8 +310,8 @@ 
 		 * @version 3.1.0
 		 */
 		public function install() {
-			if ( ! defined( 'WC_STRIPE_INSTALLING' ) ) {
-				define( 'WC_STRIPE_INSTALLING', true );
+			if ( ! defined('WC_STRIPE_INSTALLING')) {
+				define('WC_STRIPE_INSTALLING', true);
 			}
 
 			$this->update_plugin_version();
@@ -323,13 +323,13 @@ 
 		 * @since 1.0.0
 		 * @version 4.0.0
 		 */
-		public function plugin_action_links( $links ) {
+		public function plugin_action_links($links) {
 			$plugin_links = array(
-				'<a href="admin.php?page=wc-settings&tab=checkout&section=stripe">' . esc_html__( 'Settings', 'woocommerce-gateway-stripe' ) . '</a>',
-				'<a href="https://docs.woocommerce.com/document/stripe/">' . esc_html__( 'Docs', 'woocommerce-gateway-stripe' ) . '</a>',
-				'<a href="https://woocommerce.com/contact-us/">' . esc_html__( 'Support', 'woocommerce-gateway-stripe' ) . '</a>',
+				'<a href="admin.php?page=wc-settings&tab=checkout&section=stripe">' . esc_html__('Settings', 'woocommerce-gateway-stripe') . '</a>',
+				'<a href="https://docs.woocommerce.com/document/stripe/">' . esc_html__('Docs', 'woocommerce-gateway-stripe') . '</a>',
+				'<a href="https://woocommerce.com/contact-us/">' . esc_html__('Support', 'woocommerce-gateway-stripe') . '</a>',
 			);
-			return array_merge( $plugin_links, $links );
+			return array_merge($plugin_links, $links);
 		}
 
 		/**
@@ -338,8 +338,8 @@ 
 		 * @since 1.0.0
 		 * @version 4.0.0
 		 */
-		public function add_gateways( $methods ) {
-			if ( class_exists( 'WC_Subscriptions_Order' ) && function_exists( 'wcs_create_renewal_order' ) || class_exists( 'WC_Pre_Orders_Order' ) ) {
+		public function add_gateways($methods) {
+			if (class_exists('WC_Subscriptions_Order') && function_exists('wcs_create_renewal_order') || class_exists('WC_Pre_Orders_Order')) {
 				$methods[] = 'WC_Stripe_Compat';
 				$methods[] = 'WC_Stripe_Sepa_Compat';
 			} else {
@@ -364,26 +364,26 @@ 
 		 * @since 4.0.0
 		 * @version 4.0.0
 		 */
-		public function filter_gateway_order_admin( $sections ) {
-			unset( $sections['stripe'] );
-			unset( $sections['stripe_bancontact'] );
-			unset( $sections['stripe_sofort'] );
-			unset( $sections['stripe_giropay'] );
-			unset( $sections['stripe_ideal'] );
-			unset( $sections['stripe_p24'] );
-			unset( $sections['stripe_alipay'] );
-			unset( $sections['stripe_sepa'] );
-			unset( $sections['stripe_bitcoin'] );
+		public function filter_gateway_order_admin($sections) {
+			unset($sections['stripe']);
+			unset($sections['stripe_bancontact']);
+			unset($sections['stripe_sofort']);
+			unset($sections['stripe_giropay']);
+			unset($sections['stripe_ideal']);
+			unset($sections['stripe_p24']);
+			unset($sections['stripe_alipay']);
+			unset($sections['stripe_sepa']);
+			unset($sections['stripe_bitcoin']);
 
 			$sections['stripe']            = 'Stripe';
-			$sections['stripe_bancontact'] = __( 'Stripe Bancontact', 'woocommerce-gateway-stripe' );
-			$sections['stripe_sofort']     = __( 'Stripe SOFORT', 'woocommerce-gateway-stripe' );
-			$sections['stripe_giropay']    = __( 'Stripe Giropay', 'woocommerce-gateway-stripe' );
-			$sections['stripe_ideal']      = __( 'Stripe iDeal', 'woocommerce-gateway-stripe' );
-			$sections['stripe_p24']        = __( 'Stripe P24', 'woocommerce-gateway-stripe' );
-			$sections['stripe_alipay']     = __( 'Stripe Alipay', 'woocommerce-gateway-stripe' );
-			$sections['stripe_sepa']       = __( 'Stripe SEPA Direct Debit', 'woocommerce-gateway-stripe' );
-			$sections['stripe_bitcoin']    = __( 'Stripe Bitcoin', 'woocommerce-gateway-stripe' );
+			$sections['stripe_bancontact'] = __('Stripe Bancontact', 'woocommerce-gateway-stripe');
+			$sections['stripe_sofort']     = __('Stripe SOFORT', 'woocommerce-gateway-stripe');
+			$sections['stripe_giropay']    = __('Stripe Giropay', 'woocommerce-gateway-stripe');
+			$sections['stripe_ideal']      = __('Stripe iDeal', 'woocommerce-gateway-stripe');
+			$sections['stripe_p24']        = __('Stripe P24', 'woocommerce-gateway-stripe');
+			$sections['stripe_alipay']     = __('Stripe Alipay', 'woocommerce-gateway-stripe');
+			$sections['stripe_sepa']       = __('Stripe SEPA Direct Debit', 'woocommerce-gateway-stripe');
+			$sections['stripe_bitcoin']    = __('Stripe Bitcoin', 'woocommerce-gateway-stripe');
 
 			return $sections;
 		}

includes/class-wc-gateway-stripe.php

Spacing +203 added lines, -203 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -119,9 +119,9 @@ 
 	 */
 	public function __construct() {
 		$this->id                   = 'stripe';
-		$this->method_title         = __( 'Stripe', 'woocommerce-gateway-stripe' );
+		$this->method_title         = __('Stripe', 'woocommerce-gateway-stripe');
 		/* translators: 1) link to Stripe register page 2) link to Stripe api keys page */
-		$this->method_description   = sprintf( __( 'Stripe works by adding payment fields on the checkout and then sending the details to Stripe for verification. <a href="%1$s" target="_blank">Sign up</a> for a Stripe account, and <a href="%2$s" target="_blank">get your Stripe account keys</a>.', 'woocommerce-gateway-stripe' ), 'https://dashboard.stripe.com/register', 'https://dashboard.stripe.com/account/apikeys' );
+		$this->method_description   = sprintf(__('Stripe works by adding payment fields on the checkout and then sending the details to Stripe for verification. <a href="%1$s" target="_blank">Sign up</a> for a Stripe account, and <a href="%2$s" target="_blank">get your Stripe account keys</a>.', 'woocommerce-gateway-stripe'), 'https://dashboard.stripe.com/register', 'https://dashboard.stripe.com/account/apikeys');
 		$this->has_fields           = true;
 		$this->supports             = array(
 			'products',
@@ -148,38 +148,38 @@ 
 		$this->init_settings();
 
 		// Get setting values.
-		$this->title                   = $this->get_option( 'title' );
-		$this->description             = $this->get_option( 'description' );
-		$this->enabled                 = $this->get_option( 'enabled' );
-		$this->testmode                = 'yes' === $this->get_option( 'testmode' );
-		$this->inline_cc_form          = 'yes' === $this->get_option( 'inline_cc_form' );
-		$this->capture                 = 'yes' === $this->get_option( 'capture', 'yes' );
-		$this->statement_descriptor    = WC_Stripe_Helper::clean_statement_descriptor( $this->get_option( 'statement_descriptor' ) );
-		$this->three_d_secure          = 'yes' === $this->get_option( 'three_d_secure' );
-		$this->stripe_checkout         = 'yes' === $this->get_option( 'stripe_checkout' );
-		$this->stripe_checkout_locale  = $this->get_option( 'stripe_checkout_locale' );
-		$this->stripe_checkout_image   = $this->get_option( 'stripe_checkout_image', '' );
-		$this->saved_cards             = 'yes' === $this->get_option( 'saved_cards' );
-		$this->secret_key              = $this->testmode ? $this->get_option( 'test_secret_key' ) : $this->get_option( 'secret_key' );
-		$this->publishable_key         = $this->testmode ? $this->get_option( 'test_publishable_key' ) : $this->get_option( 'publishable_key' );
-		$this->bitcoin                 = 'USD' === strtoupper( get_woocommerce_currency() ) && 'yes' === $this->get_option( 'stripe_bitcoin' );
-		$this->payment_request         = 'yes' === $this->get_option( 'payment_request', 'yes' );
-		$this->apple_pay_domain_set    = 'yes' === $this->get_option( 'apple_pay_domain_set', 'no' );
+		$this->title                   = $this->get_option('title');
+		$this->description             = $this->get_option('description');
+		$this->enabled                 = $this->get_option('enabled');
+		$this->testmode                = 'yes' === $this->get_option('testmode');
+		$this->inline_cc_form          = 'yes' === $this->get_option('inline_cc_form');
+		$this->capture                 = 'yes' === $this->get_option('capture', 'yes');
+		$this->statement_descriptor    = WC_Stripe_Helper::clean_statement_descriptor($this->get_option('statement_descriptor'));
+		$this->three_d_secure          = 'yes' === $this->get_option('three_d_secure');
+		$this->stripe_checkout         = 'yes' === $this->get_option('stripe_checkout');
+		$this->stripe_checkout_locale  = $this->get_option('stripe_checkout_locale');
+		$this->stripe_checkout_image   = $this->get_option('stripe_checkout_image', '');
+		$this->saved_cards             = 'yes' === $this->get_option('saved_cards');
+		$this->secret_key              = $this->testmode ? $this->get_option('test_secret_key') : $this->get_option('secret_key');
+		$this->publishable_key         = $this->testmode ? $this->get_option('test_publishable_key') : $this->get_option('publishable_key');
+		$this->bitcoin                 = 'USD' === strtoupper(get_woocommerce_currency()) && 'yes' === $this->get_option('stripe_bitcoin');
+		$this->payment_request         = 'yes' === $this->get_option('payment_request', 'yes');
+		$this->apple_pay_domain_set    = 'yes' === $this->get_option('apple_pay_domain_set', 'no');
 		$this->apple_pay_verify_notice = '';
 
-		if ( $this->stripe_checkout ) {
-			$this->order_button_text = __( 'Continue to payment', 'woocommerce-gateway-stripe' );
+		if ($this->stripe_checkout) {
+			$this->order_button_text = __('Continue to payment', 'woocommerce-gateway-stripe');
 		}
 
-		WC_Stripe_API::set_secret_key( $this->secret_key );
+		WC_Stripe_API::set_secret_key($this->secret_key);
 
 		$this->init_apple_pay();
 
 		// Hooks.
-		add_action( 'wp_enqueue_scripts', array( $this, 'payment_scripts' ) );
-		add_action( 'admin_enqueue_scripts', array( $this, 'admin_scripts' ) );
-		add_action( 'admin_notices', array( $this, 'admin_notices' ) );
-		add_action( 'woocommerce_update_options_payment_gateways_' . $this->id, array( $this, 'process_admin_options' ) );
+		add_action('wp_enqueue_scripts', array($this, 'payment_scripts'));
+		add_action('admin_enqueue_scripts', array($this, 'admin_scripts'));
+		add_action('admin_notices', array($this, 'admin_notices'));
+		add_action('woocommerce_update_options_payment_gateways_' . $this->id, array($this, 'process_admin_options'));
 	}
 
 	/**
@@ -188,7 +188,7 @@ 
 	 * @since 4.0.2
 	 */
 	public function is_available() {
-		if ( is_add_payment_method_page() && ! $this->saved_cards ) {
+		if (is_add_payment_method_page() && ! $this->saved_cards) {
 			return false;
 		}
 
@@ -211,17 +211,17 @@ 
 		$icons_str .= $icons['amex'];
 		$icons_str .= $icons['mastercard'];
 
-		if ( 'USD' === get_woocommerce_currency() ) {
+		if ('USD' === get_woocommerce_currency()) {
 			$icons_str .= $icons['discover'];
 			$icons_str .= $icons['jcb'];
 			$icons_str .= $icons['diners'];
 		}
 
-		if ( $this->bitcoin && $this->stripe_checkout ) {
+		if ($this->bitcoin && $this->stripe_checkout) {
 			$icons_str .= $icons['bitcoin'];
 		}
 
-		return apply_filters( 'woocommerce_gateway_icon', $icons_str, $this->id );
+		return apply_filters('woocommerce_gateway_icon', $icons_str, $this->id);
 	}
 
 	/**
@@ -233,9 +233,9 @@ 
 	public function init_apple_pay() {
 		if (
 			is_admin() &&
-			isset( $_GET['page'] ) && 'wc-settings' === $_GET['page'] &&
-			isset( $_GET['tab'] ) && 'checkout' === $_GET['tab'] &&
-			isset( $_GET['section'] ) && 'stripe' === $_GET['section'] &&
+			isset($_GET['page']) && 'wc-settings' === $_GET['page'] &&
+			isset($_GET['tab']) && 'checkout' === $_GET['tab'] &&
+			isset($_GET['section']) && 'stripe' === $_GET['section'] &&
 			$this->payment_request
 		) {
 			$this->process_apple_pay_verification();
@@ -249,9 +249,9 @@ 
 	 * @version 3.1.0
 	 * @param string $secret_key
 	 */
-	private function register_apple_pay_domain( $secret_key = '' ) {
-		if ( empty( $secret_key ) ) {
-			throw new Exception( __( 'Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe' ) );
+	private function register_apple_pay_domain($secret_key = '') {
+		if (empty($secret_key)) {
+			throw new Exception(__('Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe'));
 		}
 
 		$endpoint = 'https://api.stripe.com/v1/apple_pay/domains';
@@ -265,23 +265,23 @@ 
 			'Authorization' => 'Bearer ' . $secret_key,
 		);
 
-		$response = wp_remote_post( $endpoint, array(
+		$response = wp_remote_post($endpoint, array(
 			'headers' => $headers,
-			'body'    => http_build_query( $data ),
-		) );
+			'body'    => http_build_query($data),
+		));
 
-		if ( is_wp_error( $response ) ) {
+		if (is_wp_error($response)) {
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $response->get_error_message() ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $response->get_error_message()));
 		}
 
-		if ( 200 !== $response['response']['code'] ) {
-			$parsed_response = json_decode( $response['body'] );
+		if (200 !== $response['response']['code']) {
+			$parsed_response = json_decode($response['body']);
 
 			$this->apple_pay_verify_notice = $parsed_response->error->message;
 
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $parsed_response->error->message ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $parsed_response->error->message));
 		}
 	}
 
@@ -292,48 +292,48 @@ 
 	 * @version 3.1.0
 	 */
 	public function process_apple_pay_verification() {
-		$gateway_settings = get_option( 'woocommerce_stripe_settings', array() );
+		$gateway_settings = get_option('woocommerce_stripe_settings', array());
 
 		try {
-			$path     = untrailingslashit( $_SERVER['DOCUMENT_ROOT'] );
+			$path     = untrailingslashit($_SERVER['DOCUMENT_ROOT']);
 			$dir      = '.well-known';
 			$file     = 'apple-developer-merchantid-domain-association';
 			$fullpath = $path . '/' . $dir . '/' . $file;
 
-			if ( ! empty( $gateway_settings['apple_pay_domain_set'] ) && 'yes' === $gateway_settings['apple_pay_domain_set'] && file_exists( $fullpath ) ) {
+			if ( ! empty($gateway_settings['apple_pay_domain_set']) && 'yes' === $gateway_settings['apple_pay_domain_set'] && file_exists($fullpath)) {
 				return;
 			}
 
-			if ( ! file_exists( $path . '/' . $dir ) ) {
-				if ( ! @mkdir( $path . '/' . $dir, 0755 ) ) {
-					throw new Exception( __( 'Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe' ) );
+			if ( ! file_exists($path . '/' . $dir)) {
+				if ( ! @mkdir($path . '/' . $dir, 0755)) {
+					throw new Exception(__('Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe'));
 				}
 			}
 
-			if ( ! file_exists( $fullpath ) ) {
-				if ( ! @copy( WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath ) ) {
-					throw new Exception( __( 'Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe' ) );
+			if ( ! file_exists($fullpath)) {
+				if ( ! @copy(WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath)) {
+					throw new Exception(__('Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe'));
 				}
 			}
 
 			// At this point then the domain association folder and file should be available.
 			// Proceed to verify/and or verify again.
-			$this->register_apple_pay_domain( $this->secret_key );
+			$this->register_apple_pay_domain($this->secret_key);
 
 			// No errors to this point, verification success!
 			$gateway_settings['apple_pay_domain_set'] = 'yes';
 			$this->apple_pay_domain_set = true;
 
-			update_option( 'woocommerce_stripe_settings', $gateway_settings );
+			update_option('woocommerce_stripe_settings', $gateway_settings);
 
-			WC_Stripe_Logger::log( 'Your domain has been verified with Apple Pay!' );
+			WC_Stripe_Logger::log('Your domain has been verified with Apple Pay!');
 
-		} catch ( Exception $e ) {
+		} catch (Exception $e) {
 			$gateway_settings['apple_pay_domain_set'] = 'no';
 
-			update_option( 'woocommerce_stripe_settings', $gateway_settings );
+			update_option('woocommerce_stripe_settings', $gateway_settings);
 
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 		}
 	}
 
@@ -341,11 +341,11 @@ 
 	 * Check if SSL is enabled and notify the user
 	 */
 	public function admin_notices() {
-		if ( 'no' === $this->enabled ) {
+		if ('no' === $this->enabled) {
 			return;
 		}
 
-		if ( $this->payment_request && ! empty( $this->apple_pay_verify_notice ) ) {
+		if ($this->payment_request && ! empty($this->apple_pay_verify_notice)) {
 			$allowed_html = array(
 				'a' => array(
 					'href' => array(),
@@ -353,7 +353,7 @@ 
 				),
 			);
 
-			echo '<div class="error stripe-apple-pay-message"><p>' . wp_kses( make_clickable( $this->apple_pay_verify_notice ), $allowed_html ) . '</p></div>';
+			echo '<div class="error stripe-apple-pay-message"><p>' . wp_kses(make_clickable($this->apple_pay_verify_notice), $allowed_html) . '</p></div>';
 		}
 
 		/**
@@ -361,9 +361,9 @@ 
 		 * when setting screen is displayed. So if domain verification is not set,
 		 * something went wrong so lets notify user.
 		 */
-		if ( ! empty( $this->secret_key ) && $this->payment_request && ! $this->apple_pay_domain_set ) {
+		if ( ! empty($this->secret_key) && $this->payment_request && ! $this->apple_pay_domain_set) {
 			/* translators: 1) HTML anchor open tag 2) HTML anchor closing tag */
-			echo '<div class="error stripe-apple-pay-message"><p>' . sprintf( __( 'Apple Pay domain verification failed. Please check the %1$slog%2$s to see the issue. (Logging must be enabled to see recorded logs)', 'woocommerce-gateway-stripe' ), '<a href="' . admin_url( 'admin.php?page=wc-status&tab=logs' ) . '">', '</a>' ) . '</p></div>';
+			echo '<div class="error stripe-apple-pay-message"><p>' . sprintf(__('Apple Pay domain verification failed. Please check the %1$slog%2$s to see the issue. (Logging must be enabled to see recorded logs)', 'woocommerce-gateway-stripe'), '<a href="' . admin_url('admin.php?page=wc-status&tab=logs') . '">', '</a>') . '</p></div>';
 		}
 	}
 
@@ -371,7 +371,7 @@ 
 	 * Initialise Gateway Settings Form Fields
 	 */
 	public function init_form_fields() {
-		$this->form_fields = require( dirname( __FILE__ ) . '/admin/stripe-settings.php' );
+		$this->form_fields = require(dirname(__FILE__) . '/admin/stripe-settings.php');
 	}
 
 	/**
@@ -379,59 +379,59 @@ 
 	 */
 	public function payment_fields() {
 		$user                 = wp_get_current_user();
-		$display_tokenization = $this->supports( 'tokenization' ) && is_checkout() && $this->saved_cards;
+		$display_tokenization = $this->supports('tokenization') && is_checkout() && $this->saved_cards;
 		$total                = WC()->cart->total;
 		$user_email           = '';
 
 		// If paying from order, we need to get total from order not cart.
-		if ( isset( $_GET['pay_for_order'] ) && ! empty( $_GET['key'] ) ) {
-			$order      = wc_get_order( wc_get_order_id_by_order_key( wc_clean( $_GET['key'] ) ) );
+		if (isset($_GET['pay_for_order']) && ! empty($_GET['key'])) {
+			$order      = wc_get_order(wc_get_order_id_by_order_key(wc_clean($_GET['key'])));
 			$total      = $order->get_total();
 			$user_email = WC_Stripe_Helper::is_pre_30() ? $order->billing_email : $order->get_billing_email();
 		} else {
-			if ( $user->ID ) {
-				$user_email = get_user_meta( $user->ID, 'billing_email', true );
+			if ($user->ID) {
+				$user_email = get_user_meta($user->ID, 'billing_email', true);
 				$user_email = $user_email ? $user_email : $user->user_email;
 			}
 		}
 
-		if ( is_add_payment_method_page() ) {
-			$pay_button_text = __( 'Add Card', 'woocommerce-gateway-stripe' );
-			$total        = '';
+		if (is_add_payment_method_page()) {
+			$pay_button_text = __('Add Card', 'woocommerce-gateway-stripe');
+			$total = '';
 		} else {
 			$pay_button_text = '';
 		}
 
 		echo '<div
 			id="stripe-payment-data"
-			data-panel-label="' . esc_attr( $pay_button_text ) . '"
+			data-panel-label="' . esc_attr($pay_button_text) . '"
 			data-description=""
-			data-email="' . esc_attr( $user_email ) . '"
-			data-amount="' . esc_attr( WC_Stripe_Helper::get_stripe_amount( $total ) ) . '"
-			data-name="' . esc_attr( $this->statement_descriptor ) . '"
-			data-currency="' . esc_attr( strtolower( get_woocommerce_currency() ) ) . '"
-			data-image="' . esc_attr( $this->stripe_checkout_image ) . '"
-			data-bitcoin="' . esc_attr( ( $this->bitcoin && $this->capture ) ? 'true' : 'false' ) . '"
-			data-locale="' . esc_attr( $this->stripe_checkout_locale ? $this->stripe_checkout_locale : 'en' ) . '"
-			data-three-d-secure="' . esc_attr( $this->three_d_secure ? 'true' : 'false' ) . '"
-			data-allow-remember-me="' . esc_attr( $this->saved_cards ? 'true' : 'false' ) . '">';
-
-		if ( $this->description ) {
-			if ( $this->testmode ) {
+			data-email="' . esc_attr($user_email) . '"
+			data-amount="' . esc_attr(WC_Stripe_Helper::get_stripe_amount($total)) . '"
+			data-name="' . esc_attr($this->statement_descriptor) . '"
+			data-currency="' . esc_attr(strtolower(get_woocommerce_currency())) . '"
+			data-image="' . esc_attr($this->stripe_checkout_image) . '"
+			data-bitcoin="' . esc_attr(($this->bitcoin && $this->capture) ? 'true' : 'false') . '"
+			data-locale="' . esc_attr($this->stripe_checkout_locale ? $this->stripe_checkout_locale : 'en') . '"
+			data-three-d-secure="' . esc_attr($this->three_d_secure ? 'true' : 'false') . '"
+			data-allow-remember-me="' . esc_attr($this->saved_cards ? 'true' : 'false') . '">';
+
+		if ($this->description) {
+			if ($this->testmode) {
 				/* translators: link to Stripe testing page */
-				$this->description .= ' ' . sprintf( __( 'TEST MODE ENABLED. In test mode, you can use the card number 4242424242424242 with any CVC and a valid expiration date or check the documentation "<a href="%s" target="_blank">Testing Stripe</a>" for more card numbers.', 'woocommerce-gateway-stripe' ), 'https://stripe.com/docs/testing' );
-				$this->description  = trim( $this->description );
+				$this->description .= ' ' . sprintf(__('TEST MODE ENABLED. In test mode, you can use the card number 4242424242424242 with any CVC and a valid expiration date or check the documentation "<a href="%s" target="_blank">Testing Stripe</a>" for more card numbers.', 'woocommerce-gateway-stripe'), 'https://stripe.com/docs/testing');
+				$this->description  = trim($this->description);
 			}
-			echo apply_filters( 'wc_stripe_description', wpautop( wp_kses_post( $this->description ) ) );
+			echo apply_filters('wc_stripe_description', wpautop(wp_kses_post($this->description)));
 		}
 
-		if ( $display_tokenization ) {
+		if ($display_tokenization) {
 			$this->tokenization_script();
 			$this->saved_payment_methods();
 		}
 
-		if ( ! $this->stripe_checkout ) {
-			if ( apply_filters( 'wc_stripe_use_elements_checkout_form', true ) ) {
+		if ( ! $this->stripe_checkout) {
+			if (apply_filters('wc_stripe_use_elements_checkout_form', true)) {
 				$this->elements_form();
 			} else {
 				$this->form();
@@ -439,7 +439,7 @@ 
 			}
 		}
 
-		if ( apply_filters( 'wc_stripe_display_save_payment_method_checkbox', $display_tokenization ) && ! is_add_payment_method_page() && ! isset( $_GET['change_payment_method'] ) ) {
+		if (apply_filters('wc_stripe_display_save_payment_method_checkbox', $display_tokenization) && ! is_add_payment_method_page() && ! isset($_GET['change_payment_method'])) {
 			$this->save_payment_method_checkbox();
 		}
 
@@ -454,12 +454,12 @@ 
 	 */
 	public function elements_form() {
 		?>
-		<fieldset id="wc-<?php echo esc_attr( $this->id ); ?>-cc-form" class="wc-credit-card-form wc-payment-form" style="background:transparent;">
-			<?php do_action( 'woocommerce_credit_card_form_start', $this->id ); ?>
+		<fieldset id="wc-<?php echo esc_attr($this->id); ?>-cc-form" class="wc-credit-card-form wc-payment-form" style="background:transparent;">
+			<?php do_action('woocommerce_credit_card_form_start', $this->id); ?>
 
-			<?php if ( $this->inline_cc_form ) { ?>
+			<?php if ($this->inline_cc_form) { ?>
 				<label for="card-element">
-					<?php esc_html_e( 'Credit or debit card', 'woocommerce-gateway-stripe' ); ?>
+					<?php esc_html_e('Credit or debit card', 'woocommerce-gateway-stripe'); ?>
 				</label>
 
 				<div id="stripe-card-element" style="background:#fff;padding:0 1em;border:1px solid #ddd;margin:5px 0;padding:10px 5px;">
@@ -467,7 +467,7 @@ 
 				</div>
 			<?php } else { ?>
 				<div class="form-row form-row-wide">
-					<label><?php _e( 'Card Number', 'woocommerce-gateway-stripe' ); ?> <span class="required">*</span></label>
+					<label><?php _e('Card Number', 'woocommerce-gateway-stripe'); ?> <span class="required">*</span></label>
 
 					<div id="stripe-card-element" style="background:#fff;padding:0 1em;border:1px solid #ddd;margin:5px 0;padding:10px 5px;">
 					<!-- a Stripe Element will be inserted here. -->
@@ -475,7 +475,7 @@ 
 				</div>
 
 				<div class="form-row form-row-first">
-					<label><?php _e( 'Expiry Date', 'woocommerce-gateway-stripe' ); ?> <span class="required">*</span></label>
+					<label><?php _e('Expiry Date', 'woocommerce-gateway-stripe'); ?> <span class="required">*</span></label>
 
 					<div id="stripe-exp-element" style="background:#fff;padding:0 1em;border:1px solid #ddd;margin:5px 0;padding:10px 5px;">
 					<!-- a Stripe Element will be inserted here. -->
@@ -483,7 +483,7 @@ 
 				</div>
 
 				<div class="form-row form-row-last">
-					<label><?php _e( 'Card Code (CVC)', 'woocommerce-gateway-stripe' ); ?> <span class="required">*</span></label>
+					<label><?php _e('Card Code (CVC)', 'woocommerce-gateway-stripe'); ?> <span class="required">*</span></label>
 				<div id="stripe-cvc-element" style="background:#fff;padding:0 1em;border:1px solid #ddd;margin:5px 0;padding:10px 5px;">
 				<!-- a Stripe Element will be inserted here. -->
 				</div>
@@ -493,7 +493,7 @@ 
 
 			<!-- Used to display form errors -->
 			<div class="stripe-source-errors" role="alert"></div>
-			<?php do_action( 'woocommerce_credit_card_form_end', $this->id ); ?>
+			<?php do_action('woocommerce_credit_card_form_end', $this->id); ?>
 			<div class="clear"></div>
 		</fieldset>
 		<?php
@@ -506,13 +506,13 @@ 
 	 * @version 3.1.0
 	 */
 	public function admin_scripts() {
-		if ( 'woocommerce_page_wc-settings' !== get_current_screen()->id ) {
+		if ('woocommerce_page_wc-settings' !== get_current_screen()->id) {
 			return;
 		}
 
-		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+		$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
 
-		wp_enqueue_script( 'woocommerce_stripe_admin', plugins_url( 'assets/js/stripe-admin' . $suffix . '.js', WC_STRIPE_MAIN_FILE ), array(), WC_STRIPE_VERSION, true );
+		wp_enqueue_script('woocommerce_stripe_admin', plugins_url('assets/js/stripe-admin' . $suffix . '.js', WC_STRIPE_MAIN_FILE), array(), WC_STRIPE_VERSION, true);
 	}
 
 	/**
@@ -524,29 +524,29 @@ 
 	 * @version 4.0.0
 	 */
 	public function payment_scripts() {
-		if ( ! is_cart() && ! is_checkout() && ! isset( $_GET['pay_for_order'] ) && ! is_add_payment_method_page() && ! isset( $_GET['change_payment_method'] ) ) {
+		if ( ! is_cart() && ! is_checkout() && ! isset($_GET['pay_for_order']) && ! is_add_payment_method_page() && ! isset($_GET['change_payment_method'])) {
 			return;
 		}
 
-		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+		$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
 
-		wp_register_style( 'stripe_paymentfonts', plugins_url( 'assets/css/stripe-paymentfonts.css', WC_STRIPE_MAIN_FILE ), array(), '1.2.5' );
-		wp_enqueue_style( 'stripe_paymentfonts' );
-		wp_register_script( 'stripe_checkout', 'https://checkout.stripe.com/checkout.js', '', WC_STRIPE_VERSION, true );
-		wp_register_script( 'stripev2', 'https://js.stripe.com/v2/', '', '2.0', true );
-		wp_register_script( 'stripe', 'https://js.stripe.com/v3/', '', '3.0', true );
-		wp_register_script( 'woocommerce_stripe', plugins_url( 'assets/js/stripe' . $suffix . '.js', WC_STRIPE_MAIN_FILE ), array( 'jquery-payment', 'stripev2', 'stripe' ), WC_STRIPE_VERSION, true );
+		wp_register_style('stripe_paymentfonts', plugins_url('assets/css/stripe-paymentfonts.css', WC_STRIPE_MAIN_FILE), array(), '1.2.5');
+		wp_enqueue_style('stripe_paymentfonts');
+		wp_register_script('stripe_checkout', 'https://checkout.stripe.com/checkout.js', '', WC_STRIPE_VERSION, true);
+		wp_register_script('stripev2', 'https://js.stripe.com/v2/', '', '2.0', true);
+		wp_register_script('stripe', 'https://js.stripe.com/v3/', '', '3.0', true);
+		wp_register_script('woocommerce_stripe', plugins_url('assets/js/stripe' . $suffix . '.js', WC_STRIPE_MAIN_FILE), array('jquery-payment', 'stripev2', 'stripe'), WC_STRIPE_VERSION, true);
 
 		$stripe_params = array(
 			'key'                  => $this->publishable_key,
-			'i18n_terms'           => __( 'Please accept the terms and conditions first', 'woocommerce-gateway-stripe' ),
-			'i18n_required_fields' => __( 'Please fill in required checkout fields first', 'woocommerce-gateway-stripe' ),
+			'i18n_terms'           => __('Please accept the terms and conditions first', 'woocommerce-gateway-stripe'),
+			'i18n_required_fields' => __('Please fill in required checkout fields first', 'woocommerce-gateway-stripe'),
 		);
 
 		// If we're on the pay page we need to pass stripe.js the address of the order.
-		if ( isset( $_GET['pay_for_order'] ) && 'true' === $_GET['pay_for_order'] ) {
-			$order_id = wc_get_order_id_by_order_key( urldecode( $_GET['key'] ) );
-			$order    = wc_get_order( $order_id );
+		if (isset($_GET['pay_for_order']) && 'true' === $_GET['pay_for_order']) {
+			$order_id = wc_get_order_id_by_order_key(urldecode($_GET['key']));
+			$order    = wc_get_order($order_id);
 
 			$stripe_params['billing_first_name'] = WC_Stripe_Helper::is_pre_30() ? $order->billing_first_name : $order->get_billing_first_name();
 			$stripe_params['billing_last_name']  = WC_Stripe_Helper::is_pre_30() ? $order->billing_last_name : $order->get_billing_last_name();
@@ -558,37 +558,37 @@ 
 			$stripe_params['billing_country']    = WC_Stripe_Helper::is_pre_30() ? $order->billing_country : $order->get_billing_country();
 		}
 
-		$stripe_params['no_prepaid_card_msg']                     = __( 'Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charge. Please try with alternative payment method.', 'woocommerce-gateway-stripe' );
-		$stripe_params['no_bank_country_msg']                     = __( 'Please select a country for your bank.', 'woocommerce-gateway-stripe' );
-		$stripe_params['no_sepa_owner_msg']                       = __( 'Please enter your IBAN account name.', 'woocommerce-gateway-stripe' );
-		$stripe_params['no_sepa_iban_msg']                        = __( 'Please enter your IBAN account number.', 'woocommerce-gateway-stripe' );
-		$stripe_params['allow_prepaid_card']                      = apply_filters( 'wc_stripe_allow_prepaid_card', true ) ? 'yes' : 'no';
+		$stripe_params['no_prepaid_card_msg']                     = __('Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charge. Please try with alternative payment method.', 'woocommerce-gateway-stripe');
+		$stripe_params['no_bank_country_msg']                     = __('Please select a country for your bank.', 'woocommerce-gateway-stripe');
+		$stripe_params['no_sepa_owner_msg']                       = __('Please enter your IBAN account name.', 'woocommerce-gateway-stripe');
+		$stripe_params['no_sepa_iban_msg']                        = __('Please enter your IBAN account number.', 'woocommerce-gateway-stripe');
+		$stripe_params['allow_prepaid_card']                      = apply_filters('wc_stripe_allow_prepaid_card', true) ? 'yes' : 'no';
 		$stripe_params['inline_cc_form']                          = $this->inline_cc_form ? 'yes' : 'no';
-		$stripe_params['stripe_checkout_require_billing_address'] = apply_filters( 'wc_stripe_checkout_require_billing_address', false ) ? 'yes' : 'no';
-		$stripe_params['is_checkout']                             = ( is_checkout() && empty( $_GET['pay_for_order'] ) );
+		$stripe_params['stripe_checkout_require_billing_address'] = apply_filters('wc_stripe_checkout_require_billing_address', false) ? 'yes' : 'no';
+		$stripe_params['is_checkout']                             = (is_checkout() && empty($_GET['pay_for_order']));
 		$stripe_params['return_url']                              = $this->get_stripe_return_url();
-		$stripe_params['ajaxurl']                                 = WC_AJAX::get_endpoint( '%%endpoint%%' );
-		$stripe_params['stripe_nonce']                            = wp_create_nonce( '_wc_stripe_nonce' );
+		$stripe_params['ajaxurl']                                 = WC_AJAX::get_endpoint('%%endpoint%%');
+		$stripe_params['stripe_nonce']                            = wp_create_nonce('_wc_stripe_nonce');
 		$stripe_params['statement_descriptor']                    = $this->statement_descriptor;
-		$stripe_params['use_elements']                            = apply_filters( 'wc_stripe_use_elements_checkout_form', true ) ? 'yes' : 'no';
+		$stripe_params['use_elements']                            = apply_filters('wc_stripe_use_elements_checkout_form', true) ? 'yes' : 'no';
 		$stripe_params['is_stripe_checkout']                      = $this->stripe_checkout ? 'yes' : 'no';
-		$stripe_params['is_change_payment_page']                  = ( isset( $_GET['pay_for_order'] ) || isset( $_GET['change_payment_method'] ) ) ? 'yes' : 'no';
+		$stripe_params['is_change_payment_page']                  = (isset($_GET['pay_for_order']) || isset($_GET['change_payment_method'])) ? 'yes' : 'no';
 		$stripe_params['is_add_payment_method_page']              = is_add_payment_method_page() ? 'yes' : 'no';
-		$stripe_params['elements_styling']                        = apply_filters( 'wc_stripe_elements_styling', false );
-		$stripe_params['elements_classes']                        = apply_filters( 'wc_stripe_elements_classes', false );
+		$stripe_params['elements_styling']                        = apply_filters('wc_stripe_elements_styling', false);
+		$stripe_params['elements_classes']                        = apply_filters('wc_stripe_elements_classes', false);
 
 		// merge localized messages to be use in JS
-		$stripe_params = array_merge( $stripe_params, WC_Stripe_Helper::get_localized_messages() );
+		$stripe_params = array_merge($stripe_params, WC_Stripe_Helper::get_localized_messages());
 
-		wp_localize_script( 'woocommerce_stripe', 'wc_stripe_params', apply_filters( 'wc_stripe_params', $stripe_params ) );
-		wp_localize_script( 'woocommerce_stripe_checkout', 'wc_stripe_params', apply_filters( 'wc_stripe_params', $stripe_params ) );
+		wp_localize_script('woocommerce_stripe', 'wc_stripe_params', apply_filters('wc_stripe_params', $stripe_params));
+		wp_localize_script('woocommerce_stripe_checkout', 'wc_stripe_params', apply_filters('wc_stripe_params', $stripe_params));
 
-		if ( $this->stripe_checkout ) {
-			wp_enqueue_script( 'stripe_checkout' );
+		if ($this->stripe_checkout) {
+			wp_enqueue_script('stripe_checkout');
 		}
 
 		$this->tokenization_script();
-		wp_enqueue_script( 'woocommerce_stripe' );
+		wp_enqueue_script('woocommerce_stripe');
 	}
 
 	/**
@@ -600,22 +600,22 @@ 
 	 * @param object $source_object
 	 * @return mixed
 	 */
-	public function create_3ds_source( $order, $source_object ) {
+	public function create_3ds_source($order, $source_object) {
 		$currency                    = WC_Stripe_Helper::is_pre_30() ? $order->get_order_currency() : $order->get_currency();
 		$order_id                    = WC_Stripe_Helper::is_pre_30() ? $order->id : $order->get_id();
-		$return_url                  = $this->get_stripe_return_url( $order );
+		$return_url                  = $this->get_stripe_return_url($order);
 
 		$post_data                   = array();
-		$post_data['amount']         = WC_Stripe_Helper::get_stripe_amount( $order->get_total(), $currency );
-		$post_data['currency']       = strtolower( $currency );
+		$post_data['amount']         = WC_Stripe_Helper::get_stripe_amount($order->get_total(), $currency);
+		$post_data['currency']       = strtolower($currency);
 		$post_data['type']           = 'three_d_secure';
-		$post_data['owner']          = $this->get_owner_details( $order );
-		$post_data['three_d_secure'] = array( 'card' => $source_object->id );
-		$post_data['redirect']       = array( 'return_url' => $return_url );
+		$post_data['owner']          = $this->get_owner_details($order);
+		$post_data['three_d_secure'] = array('card' => $source_object->id);
+		$post_data['redirect']       = array('return_url' => $return_url);
 
-		WC_Stripe_Logger::log( 'Info: Begin creating 3DS source' );
+		WC_Stripe_Logger::log('Info: Begin creating 3DS source');
 
-		return WC_Stripe_API::request( $post_data, 'sources' );
+		return WC_Stripe_API::request($post_data, 'sources');
 	}
 
 	/**
@@ -631,45 +631,45 @@ 
 	 *
 	 * @return array|void
 	 */
-	public function process_payment( $order_id, $retry = true, $force_save_source = false ) {
+	public function process_payment($order_id, $retry = true, $force_save_source = false) {
 		try {
-			$order   = wc_get_order( $order_id );
+			$order = wc_get_order($order_id);
 
 			// This comes from the create account checkbox in the checkout page.
-			$create_account = ! empty( $_POST['createaccount'] ) ? true : false;
+			$create_account = ! empty($_POST['createaccount']) ? true : false;
 
-			if ( $create_account ) {
+			if ($create_account) {
 				$new_customer_id     = WC_Stripe_Helper::is_pre_30() ? $order->customer_user : $order->get_customer_id();
-				$new_stripe_customer = new WC_Stripe_Customer( $new_customer_id );
+				$new_stripe_customer = new WC_Stripe_Customer($new_customer_id);
 				$new_stripe_customer->create_customer();
 			}
 
 			$source_object = $this->create_source_object();
 
-			$prepared_source = $this->prepare_source( $source_object, get_current_user_id(), $force_save_source );
+			$prepared_source = $this->prepare_source($source_object, get_current_user_id(), $force_save_source);
 
 			// Check if we don't allow prepaid credit cards.
-			if ( ! apply_filters( 'wc_stripe_allow_prepaid_card', true ) ) {
-				if ( $source_object && 'token' === $source_object->object && 'prepaid' === $source_object->card->funding ) {
-					$localized_message = __( 'Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charge. Please try with alternative payment method.', 'woocommerce-gateway-stripe' );
-					throw new WC_Stripe_Exception( print_r( $source_object, true ), $localized_message );
+			if ( ! apply_filters('wc_stripe_allow_prepaid_card', true)) {
+				if ($source_object && 'token' === $source_object->object && 'prepaid' === $source_object->card->funding) {
+					$localized_message = __('Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charge. Please try with alternative payment method.', 'woocommerce-gateway-stripe');
+					throw new WC_Stripe_Exception(print_r($source_object, true), $localized_message);
 				}
 			}
 
-			if ( empty( $prepared_source->source ) ) {
-				$localized_message = __( 'Payment processing failed. Please retry.', 'woocommerce-gateway-stripe' );
-				throw new WC_Stripe_Exception( print_r( $prepared_source, true ), $localized_message );
+			if (empty($prepared_source->source)) {
+				$localized_message = __('Payment processing failed. Please retry.', 'woocommerce-gateway-stripe');
+				throw new WC_Stripe_Exception(print_r($prepared_source, true), $localized_message);
 			}
 
 			// Store source to order meta.
-			$this->save_source( $order, $prepared_source );
+			$this->save_source($order, $prepared_source);
 
 			// Result from Stripe API request.
 			$response = null;
 
-			if ( $order->get_total() > 0 ) {
+			if ($order->get_total() > 0) {
 				// This will throw exception if not valid.
-				$this->validate_minimum_order_amount( $order );
+				$this->validate_minimum_order_amount($order);
 
 				/**
 				 * Check if card 3DS is required or optional with 3DS setting.
@@ -678,83 +678,83 @@ 
 				 * Note that if we need to save source, the original source must be first
 				 * attached to a customer in Stripe before it can be charged.
 				 */
-				if ( ( $source_object && ! empty( $source_object->card ) ) && ( 'card' === $source_object->type && 'required' === $source_object->card->three_d_secure || ( $this->three_d_secure && 'optional' === $source_object->card->three_d_secure ) ) ) {
+				if (($source_object && ! empty($source_object->card)) && ('card' === $source_object->type && 'required' === $source_object->card->three_d_secure || ($this->three_d_secure && 'optional' === $source_object->card->three_d_secure))) {
 
-					$response = $this->create_3ds_source( $order, $source_object );
+					$response = $this->create_3ds_source($order, $source_object);
 
-					if ( ! empty( $response->error ) ) {
+					if ( ! empty($response->error)) {
 						$localized_message = $response->error->message;
 
-						$order->add_order_note( $localized_message );
+						$order->add_order_note($localized_message);
 
-						throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+						throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 					}
 
 					// Update order meta with 3DS source.
-					if ( WC_Stripe_Helper::is_pre_30() ) {
-						update_post_meta( $order_id, '_stripe_source_id', $response->id );
+					if (WC_Stripe_Helper::is_pre_30()) {
+						update_post_meta($order_id, '_stripe_source_id', $response->id);
 					} else {
-						$order->update_meta_data( '_stripe_source_id', $response->id );
+						$order->update_meta_data('_stripe_source_id', $response->id);
 						$order->save();
 					}
 
-					WC_Stripe_Logger::log( 'Info: Redirecting to 3DS...' );
+					WC_Stripe_Logger::log('Info: Redirecting to 3DS...');
 
 					return array(
 						'result'   => 'success',
-						'redirect' => esc_url_raw( $response->redirect->url ),
+						'redirect' => esc_url_raw($response->redirect->url),
 					);
 				}
 
-				WC_Stripe_Logger::log( "Info: Begin processing payment for order $order_id for the amount of {$order->get_total()}" );
+				WC_Stripe_Logger::log("Info: Begin processing payment for order $order_id for the amount of {$order->get_total()}");
 
 				// Make the request.
-				$response = WC_Stripe_API::request( $this->generate_payment_request( $order, $prepared_source ) );
+				$response = WC_Stripe_API::request($this->generate_payment_request($order, $prepared_source));
 
-				if ( ! empty( $response->error ) ) {
+				if ( ! empty($response->error)) {
 					// If it is an API error such connection or server, let's retry.
-					if ( 'api_connection_error' === $response->error->type || 'api_error' === $response->error->type ) {
-						if ( $retry ) {
-							sleep( 5 );
-							return $this->process_payment( $order_id, false, $force_save_source );
+					if ('api_connection_error' === $response->error->type || 'api_error' === $response->error->type) {
+						if ($retry) {
+							sleep(5);
+							return $this->process_payment($order_id, false, $force_save_source);
 						} else {
 							$localized_message = 'API connection error and retries exhausted.';
-							$order->add_order_note( $localized_message );
-							throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+							$order->add_order_note($localized_message);
+							throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 						}
 					}
 
 					// Customer param wrong? The user may have been deleted on stripe's end. Remove customer_id. Can be retried without.
-					if ( preg_match( '/No such customer/i', $response->error->message ) && $retry ) {
-						delete_user_meta( WC_Stripe_Helper::is_pre_30() ? $order->customer_user : $order->get_customer_id(), '_stripe_customer_id' );
+					if (preg_match('/No such customer/i', $response->error->message) && $retry) {
+						delete_user_meta(WC_Stripe_Helper::is_pre_30() ? $order->customer_user : $order->get_customer_id(), '_stripe_customer_id');
 
-						return $this->process_payment( $order_id, false, $force_save_source );
-					} elseif ( preg_match( '/No such token/i', $response->error->message ) && $prepared_source->token_id ) {
+						return $this->process_payment($order_id, false, $force_save_source);
+					} elseif (preg_match('/No such token/i', $response->error->message) && $prepared_source->token_id) {
 						// Source param wrong? The CARD may have been deleted on stripe's end. Remove token and show message.
-						$wc_token = WC_Payment_Tokens::get( $prepared_source->token_id );
+						$wc_token = WC_Payment_Tokens::get($prepared_source->token_id);
 						$wc_token->delete();
-						$localized_message = __( 'This card is no longer available and has been removed.', 'woocommerce-gateway-stripe' );
-						$order->add_order_note( $localized_message );
-						throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+						$localized_message = __('This card is no longer available and has been removed.', 'woocommerce-gateway-stripe');
+						$order->add_order_note($localized_message);
+						throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 					}
 
 					$localized_messages = WC_Stripe_Helper::get_localized_messages();
 
-					if ( 'card_error' === $response->error->type ) {
-						$localized_message = isset( $localized_messages[ $response->error->code ] ) ? $localized_messages[ $response->error->code ] : $response->error->message;
+					if ('card_error' === $response->error->type) {
+						$localized_message = isset($localized_messages[$response->error->code]) ? $localized_messages[$response->error->code] : $response->error->message;
 					} else {
-						$localized_message = isset( $localized_messages[ $response->error->type ] ) ? $localized_messages[ $response->error->type ] : $response->error->message;
+						$localized_message = isset($localized_messages[$response->error->type]) ? $localized_messages[$response->error->type] : $response->error->message;
 					}
 
-					$order->add_order_note( $localized_message );
+					$order->add_order_note($localized_message);
 
-					throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+					throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 				}
 
-				do_action( 'wc_gateway_stripe_process_payment', $response, $order );
+				do_action('wc_gateway_stripe_process_payment', $response, $order);
 
 				// Process valid response.
-				$this->process_response( $response, $order );
+				$this->process_response($response, $order);
 			} else {
 				$order->payment_complete();
 			}
@@ -765,17 +765,17 @@ 
 			// Return thank you page redirect.
 			return array(
 				'result'   => 'success',
-				'redirect' => $this->get_return_url( $order ),
+				'redirect' => $this->get_return_url($order),
 			);
 
-		} catch ( WC_Stripe_Exception $e ) {
-			wc_add_notice( $e->getLocalizedMessage(), 'error' );
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+		} catch (WC_Stripe_Exception $e) {
+			wc_add_notice($e->getLocalizedMessage(), 'error');
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 
-			do_action( 'wc_gateway_stripe_process_payment_error', $e, $order );
+			do_action('wc_gateway_stripe_process_payment_error', $e, $order);
 
-			if ( $order->has_status( array( 'pending', 'failed' ) ) ) {
-				$this->send_failed_order_email( $order_id );
+			if ($order->has_status(array('pending', 'failed'))) {
+				$this->send_failed_order_email($order_id);
 			}
 
 			return array(