woocommerce / woocommerce-gateway-stripe

woocommerce-gateway-stripe.php

Spacing +110 added lines, -110 removed lines

@@ -15,20 +15,20 @@ 
  *
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
 /**
  * Required minimums and constants
  */
-define( 'WC_STRIPE_VERSION', '4.5.5' ); // WRCS: DEFINED_VERSION.
-define( 'WC_STRIPE_MIN_PHP_VER', '5.6.0' );
-define( 'WC_STRIPE_MIN_WC_VER', '3.9' );
-define( 'WC_STRIPE_FUTURE_MIN_WC_VER', '3.9' );
-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', '4.5.5'); // WRCS: DEFINED_VERSION.
+define('WC_STRIPE_MIN_PHP_VER', '5.6.0');
+define('WC_STRIPE_MIN_WC_VER', '3.9');
+define('WC_STRIPE_FUTURE_MIN_WC_VER', '3.9');
+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__)));
 
 // phpcs:disable WordPress.Files.FileName
 
@@ -40,7 +40,7 @@ 
  */
 function woocommerce_stripe_missing_wc_notice() {
 	/* translators: 1. URL link. */
-	echo '<div class="error"><p><strong>' . sprintf( esc_html__( 'Stripe requires WooCommerce to be installed and active. You can download %s here.', 'woocommerce-gateway-stripe' ), '<a href="https://woocommerce.com/" target="_blank">WooCommerce</a>' ) . '</strong></p></div>';
+	echo '<div class="error"><p><strong>' . sprintf(esc_html__('Stripe requires WooCommerce to be installed and active. You can download %s here.', 'woocommerce-gateway-stripe'), '<a href="https://woocommerce.com/" target="_blank">WooCommerce</a>') . '</strong></p></div>';
 }
 
 /**
@@ -51,14 +51,14 @@ 
  */
 function woocommerce_stripe_wc_not_supported() {
 	/* translators: $1. Minimum WooCommerce version. $2. Current WooCommerce version. */
-	echo '<div class="error"><p><strong>' . sprintf( esc_html__( 'Stripe requires WooCommerce %1$s or greater to be installed and active. WooCommerce %2$s is no longer supported.', 'woocommerce-gateway-stripe' ), WC_STRIPE_MIN_WC_VER, WC_VERSION ) . '</strong></p></div>';
+	echo '<div class="error"><p><strong>' . sprintf(esc_html__('Stripe requires WooCommerce %1$s or greater to be installed and active. WooCommerce %2$s is no longer supported.', 'woocommerce-gateway-stripe'), WC_STRIPE_MIN_WC_VER, WC_VERSION) . '</strong></p></div>';
 }
 
 function wc_stripe() {
 
 	static $plugin;
 
-	if ( ! isset( $plugin ) ) {
+	if ( ! isset($plugin)) {
 
 		class WC_Stripe {
 
@@ -73,7 +73,7 @@ 
 			 * @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;
@@ -114,14 +114,14 @@ 
 			 * *Singleton* via the `new` operator from outside of this class.
 			 */
 			public function __construct() {
-				add_action( 'admin_init', array( $this, 'install' ) );
+				add_action('admin_init', array($this, 'install'));
 
 				$this->init();
 
 				$this->api     = new WC_Stripe_Connect_API();
-				$this->connect = new WC_Stripe_Connect( $this->api );
+				$this->connect = new WC_Stripe_Connect($this->api);
 
-				add_action( 'rest_api_init', array( $this, 'register_connect_routes' ) );
+				add_action('rest_api_init', array($this, 'register_connect_routes'));
 			}
 
 			/**
@@ -131,57 +131,57 @@ 
 			 * @version 4.0.0
 			 */
 			public function init() {
-				if ( is_admin() ) {
-					require_once dirname( __FILE__ ) . '/includes/admin/class-wc-stripe-privacy.php';
+				if (is_admin()) {
+					require_once dirname(__FILE__) . '/includes/admin/class-wc-stripe-privacy.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';
-				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-stripe-apple-pay-registration.php';
-				require_once dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-pre-orders-compat.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-eps.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-multibanco.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-stripe-payment-request.php';
-				require_once dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-subs-compat.php';
-				require_once dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-sepa-subs-compat.php';
-				require_once dirname( __FILE__ ) . '/includes/connect/class-wc-stripe-connect.php';
-				require_once dirname( __FILE__ ) . '/includes/connect/class-wc-stripe-connect-api.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';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-intent-controller.php';
-				require_once dirname( __FILE__ ) . '/includes/admin/class-wc-stripe-inbox-notes.php';
-
-				if ( is_admin() ) {
-					require_once dirname( __FILE__ ) . '/includes/admin/class-wc-stripe-admin-notices.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';
+				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-stripe-apple-pay-registration.php';
+				require_once dirname(__FILE__) . '/includes/compat/class-wc-stripe-pre-orders-compat.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-eps.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-multibanco.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-stripe-payment-request.php';
+				require_once dirname(__FILE__) . '/includes/compat/class-wc-stripe-subs-compat.php';
+				require_once dirname(__FILE__) . '/includes/compat/class-wc-stripe-sepa-subs-compat.php';
+				require_once dirname(__FILE__) . '/includes/connect/class-wc-stripe-connect.php';
+				require_once dirname(__FILE__) . '/includes/connect/class-wc-stripe-connect-api.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';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-intent-controller.php';
+				require_once dirname(__FILE__) . '/includes/admin/class-wc-stripe-inbox-notes.php';
+
+				if (is_admin()) {
+					require_once dirname(__FILE__) . '/includes/admin/class-wc-stripe-admin-notices.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( 'pre_update_option_woocommerce_stripe_settings', array( $this, 'gateway_settings_update' ), 10, 2 );
-				add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), array( $this, 'plugin_action_links' ) );
-				add_filter( 'plugin_row_meta', array( $this, 'plugin_row_meta' ), 10, 2 );
+				add_filter('woocommerce_payment_gateways', array($this, 'add_gateways'));
+				add_filter('pre_update_option_woocommerce_stripe_settings', array($this, 'gateway_settings_update'), 10, 2);
+				add_filter('plugin_action_links_' . plugin_basename(__FILE__), array($this, 'plugin_action_links'));
+				add_filter('plugin_row_meta', array($this, 'plugin_row_meta'), 10, 2);
 
 				// Modify emails emails.
-				add_filter( 'woocommerce_email_classes', array( $this, 'add_emails' ), 20 );
+				add_filter('woocommerce_email_classes', array($this, 'add_emails'), 20);
 
-				if ( version_compare( WC_VERSION, '3.4', '<' ) ) {
-					add_filter( 'woocommerce_get_sections_checkout', array( $this, 'filter_gateway_order_admin' ) );
+				if (version_compare(WC_VERSION, '3.4', '<')) {
+					add_filter('woocommerce_get_sections_checkout', array($this, 'filter_gateway_order_admin'));
 				}
 			}
 
@@ -192,8 +192,8 @@ 
 			 * @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);
 			}
 
 			/**
@@ -203,15 +203,15 @@ 
 			 * @version 3.1.0
 			 */
 			public function install() {
-				if ( ! is_plugin_active( plugin_basename( __FILE__ ) ) ) {
+				if ( ! is_plugin_active(plugin_basename(__FILE__))) {
 					return;
 				}
 
-				if ( ! defined( 'IFRAME_REQUEST' ) && ( WC_STRIPE_VERSION !== get_option( 'wc_stripe_version' ) ) ) {
-					do_action( 'woocommerce_stripe_updated' );
+				if ( ! defined('IFRAME_REQUEST') && (WC_STRIPE_VERSION !== get_option('wc_stripe_version'))) {
+					do_action('woocommerce_stripe_updated');
 
-					if ( ! defined( 'WC_STRIPE_INSTALLING' ) ) {
-						define( 'WC_STRIPE_INSTALLING', true );
+					if ( ! defined('WC_STRIPE_INSTALLING')) {
+						define('WC_STRIPE_INSTALLING', true);
 					}
 
 					$this->update_plugin_version();
@@ -224,11 +224,11 @@ 
 			 * @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="admin.php?page=wc-settings&tab=checkout&section=stripe">' . esc_html__('Settings', 'woocommerce-gateway-stripe') . '</a>',
 				);
-				return array_merge( $plugin_links, $links );
+				return array_merge($plugin_links, $links);
 			}
 
 			/**
@@ -239,13 +239,13 @@ 
 			 * @param  string $file  Name of current file.
 			 * @return array  $links Update list of plugin links.
 			 */
-			public function plugin_row_meta( $links, $file ) {
-				if ( plugin_basename( __FILE__ ) === $file ) {
+			public function plugin_row_meta($links, $file) {
+				if (plugin_basename(__FILE__) === $file) {
 					$row_meta = array(
-						'docs'    => '<a href="' . esc_url( apply_filters( 'woocommerce_gateway_stripe_docs_url', 'https://docs.woocommerce.com/document/stripe/' ) ) . '" title="' . esc_attr( __( 'View Documentation', 'woocommerce-gateway-stripe' ) ) . '">' . __( 'Docs', 'woocommerce-gateway-stripe' ) . '</a>',
-						'support' => '<a href="' . esc_url( apply_filters( 'woocommerce_gateway_stripe_support_url', 'https://woocommerce.com/my-account/create-a-ticket?select=18627' ) ) . '" title="' . esc_attr( __( 'Open a support request at WooCommerce.com', 'woocommerce-gateway-stripe' ) ) . '">' . __( 'Support', 'woocommerce-gateway-stripe' ) . '</a>',
+						'docs'    => '<a href="' . esc_url(apply_filters('woocommerce_gateway_stripe_docs_url', 'https://docs.woocommerce.com/document/stripe/')) . '" title="' . esc_attr(__('View Documentation', 'woocommerce-gateway-stripe')) . '">' . __('Docs', 'woocommerce-gateway-stripe') . '</a>',
+						'support' => '<a href="' . esc_url(apply_filters('woocommerce_gateway_stripe_support_url', 'https://woocommerce.com/my-account/create-a-ticket?select=18627')) . '" title="' . esc_attr(__('Open a support request at WooCommerce.com', 'woocommerce-gateway-stripe')) . '">' . __('Support', 'woocommerce-gateway-stripe') . '</a>',
 					);
-					return array_merge( $links, $row_meta );
+					return array_merge($links, $row_meta);
 				}
 				return (array) $links;
 			}
@@ -256,8 +256,8 @@ 
 			 * @since 1.0.0
 			 * @version 4.0.0
 			 */
-			public function add_gateways( $methods ) {
-				if ( class_exists( 'WC_Subscriptions_Order' ) && function_exists( 'wcs_create_renewal_order' ) ) {
+			public function add_gateways($methods) {
+				if (class_exists('WC_Subscriptions_Order') && function_exists('wcs_create_renewal_order')) {
 					$methods[] = 'WC_Stripe_Subs_Compat';
 					$methods[] = 'WC_Stripe_Sepa_Subs_Compat';
 				} else {
@@ -283,28 +283,28 @@ 
 			 * @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_eps'] );
-				unset( $sections['stripe_ideal'] );
-				unset( $sections['stripe_p24'] );
-				unset( $sections['stripe_alipay'] );
-				unset( $sections['stripe_sepa'] );
-				unset( $sections['stripe_multibanco'] );
+			public function filter_gateway_order_admin($sections) {
+				unset($sections['stripe']);
+				unset($sections['stripe_bancontact']);
+				unset($sections['stripe_sofort']);
+				unset($sections['stripe_giropay']);
+				unset($sections['stripe_eps']);
+				unset($sections['stripe_ideal']);
+				unset($sections['stripe_p24']);
+				unset($sections['stripe_alipay']);
+				unset($sections['stripe_sepa']);
+				unset($sections['stripe_multibanco']);
 
 				$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_eps']        = __( 'Stripe EPS', '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_multibanco'] = __( 'Stripe Multibanco', '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_eps']        = __('Stripe EPS', '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_multibanco'] = __('Stripe Multibanco', 'woocommerce-gateway-stripe');
 
 				return $sections;
 			}
@@ -319,12 +319,12 @@ 
 			 * @param array|bool $old_settings Existing settings, if any.
 			 * @return array New value but with defaults initially filled in for missing settings.
 			 */
-			public function gateway_settings_update( $settings, $old_settings ) {
-				if ( false === $old_settings ) {
+			public function gateway_settings_update($settings, $old_settings) {
+				if (false === $old_settings) {
 					$gateway  = new WC_Gateway_Stripe();
 					$fields   = $gateway->get_form_fields();
-					$defaults = array_merge( array_fill_keys( array_keys( $fields ), '' ), wp_list_pluck( $fields, 'default' ) );
-					return array_merge( $defaults, $settings );
+					$defaults = array_merge(array_fill_keys(array_keys($fields), ''), wp_list_pluck($fields, 'default'));
+					return array_merge($defaults, $settings);
 				}
 				return $settings;
 			}
@@ -335,16 +335,16 @@ 
 			 * @param WC_Email[] $email_classes All existing emails.
 			 * @return WC_Email[]
 			 */
-			public function add_emails( $email_classes ) {
+			public function add_emails($email_classes) {
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-authentication.php';
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-renewal-authentication.php';
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-preorder-authentication.php';
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-authentication-retry.php';
 
 				// Add all emails, generated by the gateway.
-				$email_classes['WC_Stripe_Email_Failed_Renewal_Authentication']  = new WC_Stripe_Email_Failed_Renewal_Authentication( $email_classes );
-				$email_classes['WC_Stripe_Email_Failed_Preorder_Authentication'] = new WC_Stripe_Email_Failed_Preorder_Authentication( $email_classes );
-				$email_classes['WC_Stripe_Email_Failed_Authentication_Retry'] = new WC_Stripe_Email_Failed_Authentication_Retry( $email_classes );
+				$email_classes['WC_Stripe_Email_Failed_Renewal_Authentication']  = new WC_Stripe_Email_Failed_Renewal_Authentication($email_classes);
+				$email_classes['WC_Stripe_Email_Failed_Preorder_Authentication'] = new WC_Stripe_Email_Failed_Preorder_Authentication($email_classes);
+				$email_classes['WC_Stripe_Email_Failed_Authentication_Retry'] = new WC_Stripe_Email_Failed_Authentication_Retry($email_classes);
 
 				return $email_classes;
 			}
@@ -358,8 +358,8 @@ 
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/connect/class-wc-stripe-connect-rest-oauth-init-controller.php';
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/connect/class-wc-stripe-connect-rest-oauth-connect-controller.php';
 
-				$oauth_init    = new WC_Stripe_Connect_REST_Oauth_Init_Controller( $this->connect, $this->api );
-				$oauth_connect = new WC_Stripe_Connect_REST_Oauth_Connect_Controller( $this->connect, $this->api );
+				$oauth_init    = new WC_Stripe_Connect_REST_Oauth_Init_Controller($this->connect, $this->api);
+				$oauth_connect = new WC_Stripe_Connect_REST_Oauth_Connect_Controller($this->connect, $this->api);
 
 				$oauth_init->register_routes();
 				$oauth_connect->register_routes();
@@ -373,18 +373,18 @@ 
 	return $plugin;
 }
 
-add_action( 'plugins_loaded', 'woocommerce_gateway_stripe_init' );
+add_action('plugins_loaded', 'woocommerce_gateway_stripe_init');
 
 function woocommerce_gateway_stripe_init() {
-	load_plugin_textdomain( 'woocommerce-gateway-stripe', false, plugin_basename( dirname( __FILE__ ) ) . '/languages' );
+	load_plugin_textdomain('woocommerce-gateway-stripe', false, plugin_basename(dirname(__FILE__)) . '/languages');
 
-	if ( ! class_exists( 'WooCommerce' ) ) {
-		add_action( 'admin_notices', 'woocommerce_stripe_missing_wc_notice' );
+	if ( ! class_exists('WooCommerce')) {
+		add_action('admin_notices', 'woocommerce_stripe_missing_wc_notice');
 		return;
 	}
 
-	if ( version_compare( WC_VERSION, WC_STRIPE_MIN_WC_VER, '<' ) ) {
-		add_action( 'admin_notices', 'woocommerce_stripe_wc_not_supported' );
+	if (version_compare(WC_VERSION, WC_STRIPE_MIN_WC_VER, '<')) {
+		add_action('admin_notices', 'woocommerce_stripe_wc_not_supported');
 		return;
 	}
 

tests/phpunit/helpers/class-wc-helper-order.php

Spacing +35 added lines, -35 removed lines

@@ -17,19 +17,19 @@ 
 	 *
 	 * @param int $order_id ID of the order to delete.
 	 */
-	public static function delete_order( $order_id ) {
+	public static function delete_order($order_id) {
 
-		$order = wc_get_order( $order_id );
+		$order = wc_get_order($order_id);
 
 		// Delete all products in the order.
-		foreach ( $order->get_items() as $item ) {
-			WC_Helper_Product::delete_product( $item['product_id'] );
+		foreach ($order->get_items() as $item) {
+			WC_Helper_Product::delete_product($item['product_id']);
 		}
 
 		WC_Helper_Shipping::delete_simple_flat_rate();
 
 		// Delete the order post.
-		$order->delete( true );
+		$order->delete(true);
 	}
 
 	/**
@@ -45,9 +45,9 @@ 
 	 *
 	 * @return WC_Order
 	 */
-	public static function create_order( $customer_id = 1, $total = 50, $product = null ) {
+	public static function create_order($customer_id = 1, $total = 50, $product = null) {
 
-		if ( ! is_a( $product, 'WC_Product' ) ) {
+		if ( ! is_a($product, 'WC_Product')) {
 			$product = WC_Helper_Product::create_simple_product();
 		}
 
@@ -61,7 +61,7 @@ 
 		];
 
 		$_SERVER['REMOTE_ADDR'] = '127.0.0.1'; // Required, else wc_create_order throws an exception.
-		$order                  = wc_create_order( $order_data );
+		$order                  = wc_create_order($order_data);
 
 		// Add order products.
 		$item = new WC_Order_Item_Product();
@@ -69,54 +69,54 @@ 
 			[
 				'product'  => $product,
 				'quantity' => 4,
-				'subtotal' => wc_get_price_excluding_tax( $product, [ 'qty' => 4 ] ),
-				'total'    => wc_get_price_excluding_tax( $product, [ 'qty' => 4 ] ),
+				'subtotal' => wc_get_price_excluding_tax($product, ['qty' => 4]),
+				'total'    => wc_get_price_excluding_tax($product, ['qty' => 4]),
 			]
 		);
 		$item->save();
-		$order->add_item( $item );
+		$order->add_item($item);
 
 		// Set billing address.
-		$order->set_billing_first_name( 'Jeroen' );
-		$order->set_billing_last_name( 'Sormani' );
-		$order->set_billing_company( 'WooCompany' );
-		$order->set_billing_address_1( 'WooAddress' );
-		$order->set_billing_address_2( '' );
-		$order->set_billing_city( 'WooCity' );
-		$order->set_billing_state( 'NY' );
-		$order->set_billing_postcode( '12345' );
-		$order->set_billing_country( 'US' );
-		$order->set_billing_email( 'admin@example.org' );
-		$order->set_billing_phone( '555-32123' );
+		$order->set_billing_first_name('Jeroen');
+		$order->set_billing_last_name('Sormani');
+		$order->set_billing_company('WooCompany');
+		$order->set_billing_address_1('WooAddress');
+		$order->set_billing_address_2('');
+		$order->set_billing_city('WooCity');
+		$order->set_billing_state('NY');
+		$order->set_billing_postcode('12345');
+		$order->set_billing_country('US');
+		$order->set_billing_email('admin@example.org');
+		$order->set_billing_phone('555-32123');
 
 		// Add shipping costs.
-		$shipping_taxes = WC_Tax::calc_shipping_tax( '10', WC_Tax::get_shipping_tax_rates() );
-		$rate           = new WC_Shipping_Rate( 'flat_rate_shipping', 'Flat rate shipping', '10', $shipping_taxes, 'flat_rate' );
+		$shipping_taxes = WC_Tax::calc_shipping_tax('10', WC_Tax::get_shipping_tax_rates());
+		$rate           = new WC_Shipping_Rate('flat_rate_shipping', 'Flat rate shipping', '10', $shipping_taxes, 'flat_rate');
 		$item           = new WC_Order_Item_Shipping();
 		$item->set_props(
 			[
 				'method_title' => $rate->label,
 				'method_id'    => $rate->id,
-				'total'        => wc_format_decimal( $rate->cost ),
+				'total'        => wc_format_decimal($rate->cost),
 				'taxes'        => $rate->taxes,
 			]
 		);
-		foreach ( $rate->get_meta_data() as $key => $value ) {
-			$item->add_meta_data( $key, $value, true );
+		foreach ($rate->get_meta_data() as $key => $value) {
+			$item->add_meta_data($key, $value, true);
 		}
-		$order->add_item( $item );
+		$order->add_item($item);
 
 		// Set payment gateway.
 		$payment_gateways = WC()->payment_gateways->payment_gateways();
-		$order->set_payment_method( $payment_gateways['bacs'] );
+		$order->set_payment_method($payment_gateways['bacs']);
 
 		// Set totals.
-		$order->set_shipping_total( 10 );
-		$order->set_discount_total( 0 );
-		$order->set_discount_tax( 0 );
-		$order->set_cart_tax( 0 );
-		$order->set_shipping_tax( 0 );
-		$order->set_total( $total );
+		$order->set_shipping_total(10);
+		$order->set_discount_total(0);
+		$order->set_discount_tax(0);
+		$order->set_cart_tax(0);
+		$order->set_shipping_tax(0);
+		$order->set_total($total);
 		$order->save();
 
 		return $order;

tests/phpunit/helpers/class-wc-helper-subscriptions-cart.php

Spacing +1 added lines, -1 removed lines

@@ -22,7 +22,7 @@
 		return self::$cart_contains_subscription_result;
 	}
 
-	public static function set_cart_contains_subscription( $result ) {
+	public static function set_cart_contains_subscription($result) {
 		self::$cart_contains_subscription_result = $result;
 	}
 }

tests/phpunit/helpers/class-wc-helper-subscription.php

Spacing +2 added lines, -2 removed lines

@@ -18,11 +18,11 @@
 	 */
 	public $related_orders;
 
-	public function get_related_orders( $type ) {
+	public function get_related_orders($type) {
 		return $this->related_orders;
 	}
 
-	public function set_related_orders( $array ) {
+	public function set_related_orders($array) {
 		$this->related_orders = $array;
 	}
 }

tests/phpunit/helpers/class-wc-helper-shipping.php

Spacing +6 added lines, -6 removed lines

@@ -27,9 +27,9 @@ 
 			'cost'         => '10',
 		];
 
-		update_option( 'woocommerce_flat_rate_settings', $flat_rate_settings );
-		update_option( 'woocommerce_flat_rate', [] );
-		WC_Cache_Helper::get_transient_version( 'shipping', true );
+		update_option('woocommerce_flat_rate_settings', $flat_rate_settings);
+		update_option('woocommerce_flat_rate', []);
+		WC_Cache_Helper::get_transient_version('shipping', true);
 		WC()->shipping()->load_shipping_methods();
 	}
 
@@ -39,9 +39,9 @@ 
 	 * @since 2.3
 	 */
 	public static function delete_simple_flat_rate() {
-		delete_option( 'woocommerce_flat_rate_settings' );
-		delete_option( 'woocommerce_flat_rate' );
-		WC_Cache_Helper::get_transient_version( 'shipping', true );
+		delete_option('woocommerce_flat_rate_settings');
+		delete_option('woocommerce_flat_rate');
+		WC_Cache_Helper::get_transient_version('shipping', true);
 		WC()->shipping()->unregister_shipping_methods();
 	}
 }

tests/phpunit/helpers/class-wc-helper-token.php

Spacing +9 added lines, -9 removed lines

@@ -19,17 +19,17 @@
 	 * @param int    $user_id        ID of the token's user, defaults to get_current_user_id().
 	 * @param string $gateway        Token's Gateway ID, default to WC_Payment_Gateway_WCPay::GATEWAY_ID
 	 */
-	public static function create_token( $payment_method, $user_id = null, $gateway = WC_Payment_Gateway_WCPay::GATEWAY_ID ) {
+	public static function create_token($payment_method, $user_id = null, $gateway = WC_Payment_Gateway_WCPay::GATEWAY_ID) {
 		$token = new WC_Payment_Token_CC();
-		$token->set_token( $payment_method );
-		$token->set_gateway_id( $gateway );
-		$token->set_user_id( isset ( $user_id ) ? $user_id : get_current_user_id() );
-		$token->set_card_type( 'visa' );
-		$token->set_last4( '4242' );
-		$token->set_expiry_month( 6 );
-		$token->set_expiry_year( intval( gmdate( 'Y' ) ) + 1 );
+		$token->set_token($payment_method);
+		$token->set_gateway_id($gateway);
+		$token->set_user_id(isset ($user_id) ? $user_id : get_current_user_id());
+		$token->set_card_type('visa');
+		$token->set_last4('4242');
+		$token->set_expiry_month(6);
+		$token->set_expiry_year(intval(gmdate('Y')) + 1);
 		$token->save();
 
-		return WC_Payment_Tokens::get( $token->get_id() );
+		return WC_Payment_Tokens::get($token->get_id());
 	}
 }

tests/phpunit/helpers/class-wc-helper-subscriptions.php

Spacing +16 added lines, -16 removed lines

@@ -6,32 +6,32 @@ 
  */
 
 // Set up subscriptions mocks.
-function wcs_order_contains_subscription( $order ) {
-	if ( ! WC_Subscriptions::$wcs_order_contains_subscription ) {
+function wcs_order_contains_subscription($order) {
+	if ( ! WC_Subscriptions::$wcs_order_contains_subscription) {
 		return;
 	}
-	return call_user_func(  WC_Subscriptions::$wcs_order_contains_subscription, $order );
+	return call_user_func(WC_Subscriptions::$wcs_order_contains_subscription, $order);
 }
 
-function wcs_get_subscriptions_for_order( $order ) {
-	if ( ! WC_Subscriptions::$wcs_get_subscriptions_for_order ) {
+function wcs_get_subscriptions_for_order($order) {
+	if ( ! WC_Subscriptions::$wcs_get_subscriptions_for_order) {
 		return;
 	}
-	return call_user_func(  WC_Subscriptions::$wcs_get_subscriptions_for_order, $order );
+	return call_user_func(WC_Subscriptions::$wcs_get_subscriptions_for_order, $order);
 }
 
-function wcs_is_subscription( $order ) {
-	if ( ! WC_Subscriptions::$wcs_is_subscription ) {
+function wcs_is_subscription($order) {
+	if ( ! WC_Subscriptions::$wcs_is_subscription) {
 		return;
 	}
-	return call_user_func(  WC_Subscriptions::$wcs_is_subscription, $order );
+	return call_user_func(WC_Subscriptions::$wcs_is_subscription, $order);
 }
 
-function wcs_get_subscription( $subscription ) {
-	if ( ! WC_Subscriptions::$wcs_get_subscription ) {
+function wcs_get_subscription($subscription) {
+	if ( ! WC_Subscriptions::$wcs_get_subscription) {
 		return;
 	}
-	return call_user_func(  WC_Subscriptions::$wcs_get_subscription, $subscription );
+	return call_user_func(WC_Subscriptions::$wcs_get_subscription, $subscription);
 }
 
 /**
@@ -75,19 +75,19 @@ 
 	 */
 	public static $wcs_get_subscription = null;
 
-	public static function set_wcs_order_contains_subscription( $function ) {
+	public static function set_wcs_order_contains_subscription($function) {
 		self::$wcs_order_contains_subscription = $function;
 	}
 
-	public static function set_wcs_get_subscriptions_for_order( $function ) {
+	public static function set_wcs_get_subscriptions_for_order($function) {
 		self::$wcs_get_subscriptions_for_order = $function;
 	}
 
-	public static function set_wcs_is_subscription( $function ) {
+	public static function set_wcs_is_subscription($function) {
 		self::$wcs_is_subscription = $function;
 	}
 
-	public static function set_wcs_get_subscription( $function ) {
+	public static function set_wcs_get_subscription($function) {
 		self::$wcs_get_subscription = $function;
 	}
 }

tests/phpunit/bootstrap.php

Spacing +6 added lines, -6 removed lines

@@ -1,8 +1,8 @@ 
 <?php
 
-$_tests_dir = getenv( 'WP_TESTS_DIR' ) ?: '/tmp/wordpress-tests-lib';
+$_tests_dir = getenv('WP_TESTS_DIR') ?: '/tmp/wordpress-tests-lib';
 
-if ( PHP_VERSION_ID >= 80000 && is_dir( $_tests_dir . '/includes/phpunit7/MockObject' ) ) {
+if (PHP_VERSION_ID >= 80000 && is_dir($_tests_dir . '/includes/phpunit7/MockObject')) {
 	// WP Core test library includes patches for PHPUnit 7 to make it compatible with PHP8.
 	require_once $_tests_dir . '/includes/phpunit7/MockObject/Builder/NamespaceMatch.php';
 	require_once $_tests_dir . '/includes/phpunit7/MockObject/Builder/ParametersMatch.php';
@@ -13,13 +13,13 @@ 
 require_once $_tests_dir . '/includes/functions.php';
 
 function _manually_load_plugin() {
-	$plugins_dir = dirname( dirname( dirname( __DIR__ ) ) );
+	$plugins_dir = dirname(dirname(dirname(__DIR__)));
 	require $plugins_dir . '/woocommerce/woocommerce.php';
 	require __DIR__ . '/setup.php';
 	require $plugins_dir . '/woocommerce-gateway-stripe/woocommerce-gateway-stripe.php';
 }
 
-tests_add_filter( 'muplugins_loaded', '_manually_load_plugin' );
+tests_add_filter('muplugins_loaded', '_manually_load_plugin');
 
 require $_tests_dir . '/includes/bootstrap.php';
 
@@ -32,6 +32,6 @@ 
 require_once __DIR__ . '/helpers/class-wc-helper-subscriptions-cart.php';
 
 // We use outdated PHPUnit version, which emits deprecation errors in PHP 7.4 (deprecated reflection APIs).
-if ( defined( 'PHP_VERSION_ID' ) && PHP_VERSION_ID >= 70400 ) {
-	error_reporting( error_reporting() ^ E_DEPRECATED ); // phpcs:ignore
+if (defined('PHP_VERSION_ID') && PHP_VERSION_ID >= 70400) {
+	error_reporting(error_reporting() ^ E_DEPRECATED); // phpcs:ignore
 }

includes/abstracts/abstract-wc-stripe-payment-gateway.php

Spacing +334 added lines, -334 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -21,7 +21,7 @@ 
 	 */
 	public function display_admin_settings_webhook_description() {
 		/* translators: 1) webhook url */
-		return sprintf( __( 'You must add the following webhook endpoint <strong style="background-color:#ddd;">&nbsp;%s&nbsp;</strong> to your <a href="https://dashboard.stripe.com/account/webhooks" target="_blank">Stripe account settings</a>. This will enable you to receive notifications on the charge statuses.', 'woocommerce-gateway-stripe' ), WC_Stripe_Helper::get_webhook_url() );
+		return sprintf(__('You must add the following webhook endpoint <strong style="background-color:#ddd;">&nbsp;%s&nbsp;</strong> to your <a href="https://dashboard.stripe.com/account/webhooks" target="_blank">Stripe account settings</a>. This will enable you to receive notifications on the charge statuses.', 'woocommerce-gateway-stripe'), WC_Stripe_Helper::get_webhook_url());
 	}
 
 	/**
@@ -35,8 +35,8 @@ 
 				<input id="wc-%1$s-new-payment-method" name="wc-%1$s-new-payment-method" type="checkbox" value="true" style="width:auto;" />
 				<label for="wc-%1$s-new-payment-method" style="display:inline;">%2$s</label>
 			</p>',
-			esc_attr( $this->id ),
-			esc_html( apply_filters( 'wc_stripe_save_to_account_text', __( 'Save payment information to my account for future purchases.', 'woocommerce-gateway-stripe' ) ) )
+			esc_attr($this->id),
+			esc_html(apply_filters('wc_stripe_save_to_account_text', __('Save payment information to my account for future purchases.', 'woocommerce-gateway-stripe')))
 		);
 	}
 
@@ -47,7 +47,7 @@ 
 	 * @since 4.0.5
 	 * @param array $error
 	 */
-	public function is_retryable_error( $error ) {
+	public function is_retryable_error($error) {
 		return (
 			'invalid_request_error' === $error->type ||
 			'idempotency_error' === $error->type ||
@@ -64,11 +64,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_same_idempotency_error( $error ) {
+	public function is_same_idempotency_error($error) {
 		return (
 			$error &&
 			'idempotency_error' === $error->type &&
-			preg_match( '/Keys for idempotent requests can only be used with the same parameters they were first used with./i', $error->message )
+			preg_match('/Keys for idempotent requests can only be used with the same parameters they were first used with./i', $error->message)
 		);
 	}
 
@@ -79,11 +79,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_such_customer_error( $error ) {
+	public function is_no_such_customer_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such customer/i', $error->message )
+			preg_match('/No such customer/i', $error->message)
 		);
 	}
 
@@ -94,11 +94,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_such_token_error( $error ) {
+	public function is_no_such_token_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such token/i', $error->message )
+			preg_match('/No such token/i', $error->message)
 		);
 	}
 
@@ -109,11 +109,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_such_source_error( $error ) {
+	public function is_no_such_source_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such source/i', $error->message )
+			preg_match('/No such source/i', $error->message)
 		);
 	}
 
@@ -124,11 +124,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_linked_source_error( $error ) {
+	public function is_no_linked_source_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/does not have a linked source with ID/i', $error->message )
+			preg_match('/does not have a linked source with ID/i', $error->message)
 		);
 	}
 
@@ -141,13 +141,13 @@ 
 	 * @param object $error
 	 * @return bool
 	 */
-	public function need_update_idempotency_key( $source_object, $error ) {
+	public function need_update_idempotency_key($source_object, $error) {
 		return (
 			$error &&
 			1 < $this->retry_interval &&
-			! empty( $source_object ) &&
+			! empty($source_object) &&
 			'chargeable' === $source_object->status &&
-			self::is_same_idempotency_error( $error )
+			self::is_same_idempotency_error($error)
 		);
 	}
 
@@ -161,12 +161,12 @@ 
 		// NOTE: updates to this function should be added to are_keys_set()
 		// in includes/payment-methods/class-wc-stripe-payment-request.php
 
-		if ( $this->testmode ) {
-			return preg_match( '/^pk_test_/', $this->publishable_key )
-				&& preg_match( '/^[rs]k_test_/', $this->secret_key );
+		if ($this->testmode) {
+			return preg_match('/^pk_test_/', $this->publishable_key)
+				&& preg_match('/^[rs]k_test_/', $this->secret_key);
 		} else {
-			return preg_match( '/^pk_live_/', $this->publishable_key )
-			    && preg_match( '/^[rs]k_live_/', $this->secret_key );
+			return preg_match('/^pk_live_/', $this->publishable_key)
+			    && preg_match('/^[rs]k_live_/', $this->secret_key);
 		}
 	}
 
@@ -176,7 +176,7 @@ 
 	 * @since 4.1.3
 	 */
 	public function is_available() {
-		if ( 'yes' === $this->enabled ) {
+		if ('yes' === $this->enabled) {
 			return $this->are_keys_set();
 		}
 
@@ -191,12 +191,12 @@ 
 	 * @param int $order_id
 	 * @return bool
 	 */
-	public function maybe_process_pre_orders( $order_id ) {
+	public function maybe_process_pre_orders($order_id) {
 		return (
 			WC_Stripe_Helper::is_pre_orders_exists() &&
-			$this->pre_orders->is_pre_order( $order_id ) &&
-			WC_Pre_Orders_Order::order_requires_payment_tokenization( $order_id ) &&
-			! is_wc_endpoint_url( 'order-pay' )
+			$this->pre_orders->is_pre_order($order_id) &&
+			WC_Pre_Orders_Order::order_requires_payment_tokenization($order_id) &&
+			! is_wc_endpoint_url('order-pay')
 		);
 	}
 
@@ -240,10 +240,10 @@ 
 	 * @version 4.0.0
 	 * @param object $order
 	 */
-	public function validate_minimum_order_amount( $order ) {
-		if ( $order->get_total() * 100 < WC_Stripe_Helper::get_minimum_amount() ) {
+	public function validate_minimum_order_amount($order) {
+		if ($order->get_total() * 100 < WC_Stripe_Helper::get_minimum_amount()) {
 			/* translators: 1) dollar amount */
-			throw new WC_Stripe_Exception( 'Did not meet minimum amount', sprintf( __( 'Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe' ), wc_price( WC_Stripe_Helper::get_minimum_amount() / 100 ) ) );
+			throw new WC_Stripe_Exception('Did not meet minimum amount', sprintf(__('Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe'), wc_price(WC_Stripe_Helper::get_minimum_amount() / 100)));
 		}
 	}
 
@@ -253,14 +253,14 @@ 
 	 * @since 4.0.0
 	 * @version 4.0.0
 	 */
-	public function get_transaction_url( $order ) {
-		if ( $this->testmode ) {
+	public function get_transaction_url($order) {
+		if ($this->testmode) {
 			$this->view_transaction_url = 'https://dashboard.stripe.com/test/payments/%s';
 		} else {
 			$this->view_transaction_url = 'https://dashboard.stripe.com/payments/%s';
 		}
 
-		return parent::get_transaction_url( $order );
+		return parent::get_transaction_url($order);
 	}
 
 	/**
@@ -269,12 +269,12 @@ 
 	 * @since 4.0.0
 	 * @version 4.0.0
 	 */
-	public function get_stripe_customer_id( $order ) {
-		$customer = get_user_option( '_stripe_customer_id', $order->get_customer_id() );
+	public function get_stripe_customer_id($order) {
+		$customer = get_user_option('_stripe_customer_id', $order->get_customer_id());
 
-		if ( empty( $customer ) ) {
+		if (empty($customer)) {
 			// Try to get it via the order.
-			return $order->get_meta( '_stripe_customer_id', true );
+			return $order->get_meta('_stripe_customer_id', true);
 		} else {
 			return $customer;
 		}
@@ -290,9 +290,9 @@ 
 	 * @param object $order
 	 * @param int $id Stripe session id.
 	 */
-	public function get_stripe_return_url( $order = null, $id = null ) {
-		if ( is_object( $order ) ) {
-			if ( empty( $id ) ) {
+	public function get_stripe_return_url($order = null, $id = null) {
+		if (is_object($order)) {
+			if (empty($id)) {
 				$id = uniqid();
 			}
 
@@ -303,10 +303,10 @@ 
 				'order_id'       => $order_id,
 			);
 
-			return wp_sanitize_redirect( esc_url_raw( add_query_arg( $args, $this->get_return_url( $order ) ) ) );
+			return wp_sanitize_redirect(esc_url_raw(add_query_arg($args, $this->get_return_url($order))));
 		}
 
-		return wp_sanitize_redirect( esc_url_raw( add_query_arg( array( 'utm_nooverride' => '1' ), $this->get_return_url() ) ) );
+		return wp_sanitize_redirect(esc_url_raw(add_query_arg(array('utm_nooverride' => '1'), $this->get_return_url())));
 	}
 
 	/**
@@ -314,8 +314,8 @@ 
 	 * @param  int  $order_id
 	 * @return boolean
 	 */
-	public function has_subscription( $order_id ) {
-		return ( function_exists( 'wcs_order_contains_subscription' ) && ( wcs_order_contains_subscription( $order_id ) || wcs_is_subscription( $order_id ) || wcs_order_contains_renewal( $order_id ) ) );
+	public function has_subscription($order_id) {
+		return (function_exists('wcs_order_contains_subscription') && (wcs_order_contains_subscription($order_id) || wcs_is_subscription($order_id) || wcs_order_contains_renewal($order_id)));
 	}
 
 	/**
@@ -327,41 +327,41 @@ 
 	 * @param  object $prepared_source
 	 * @return array()
 	 */
-	public function generate_payment_request( $order, $prepared_source ) {
-		$settings              = get_option( 'woocommerce_stripe_settings', array() );
-		$statement_descriptor  = ! empty( $settings['statement_descriptor'] ) ? str_replace( "'", '', $settings['statement_descriptor'] ) : '';
-		$capture               = ! empty( $settings['capture'] ) && 'yes' === $settings['capture'] ? true : false;
+	public function generate_payment_request($order, $prepared_source) {
+		$settings              = get_option('woocommerce_stripe_settings', array());
+		$statement_descriptor  = ! empty($settings['statement_descriptor']) ? str_replace("'", '', $settings['statement_descriptor']) : '';
+		$capture               = ! empty($settings['capture']) && 'yes' === $settings['capture'] ? true : false;
 		$post_data             = array();
-		$post_data['currency'] = strtolower( $order->get_currency() );
-		$post_data['amount']   = WC_Stripe_Helper::get_stripe_amount( $order->get_total(), $post_data['currency'] );
+		$post_data['currency'] = strtolower($order->get_currency());
+		$post_data['amount']   = WC_Stripe_Helper::get_stripe_amount($order->get_total(), $post_data['currency']);
 		/* translators: 1) blog name 2) order number */
-		$post_data['description'] = sprintf( __( '%1$s - Order %2$s', 'woocommerce-gateway-stripe' ), wp_specialchars_decode( get_bloginfo( 'name' ), ENT_QUOTES ), $order->get_order_number() );
+		$post_data['description'] = sprintf(__('%1$s - Order %2$s', 'woocommerce-gateway-stripe'), wp_specialchars_decode(get_bloginfo('name'), ENT_QUOTES), $order->get_order_number());
 		$billing_email            = $order->get_billing_email();
 		$billing_first_name       = $order->get_billing_first_name();
 		$billing_last_name        = $order->get_billing_last_name();
 
-		if ( ! empty( $billing_email ) && apply_filters( 'wc_stripe_send_stripe_receipt', false ) ) {
+		if ( ! empty($billing_email) && apply_filters('wc_stripe_send_stripe_receipt', false)) {
 			$post_data['receipt_email'] = $billing_email;
 		}
 
-		switch ( $order->get_payment_method() ) {
+		switch ($order->get_payment_method()) {
 			case 'stripe':
-				if ( ! empty( $statement_descriptor ) ) {
-					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor );
+				if ( ! empty($statement_descriptor)) {
+					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor);
 				}
 
 				$post_data['capture'] = $capture ? 'true' : 'false';
 				break;
 			case 'stripe_sepa':
-				if ( ! empty( $statement_descriptor ) ) {
-					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor );
+				if ( ! empty($statement_descriptor)) {
+					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor);
 				}
 				break;
 		}
 
-		if ( method_exists( $order, 'get_shipping_postcode' ) && ! empty( $order->get_shipping_postcode() ) ) {
+		if (method_exists($order, 'get_shipping_postcode') && ! empty($order->get_shipping_postcode())) {
 			$post_data['shipping'] = array(
-				'name'    => trim( $order->get_shipping_first_name() . ' ' . $order->get_shipping_last_name() ),
+				'name'    => trim($order->get_shipping_first_name() . ' ' . $order->get_shipping_last_name()),
 				'address' => array(
 					'line1'       => $order->get_shipping_address_1(),
 					'line2'       => $order->get_shipping_address_2(),
@@ -376,25 +376,25 @@ 
 		$post_data['expand[]'] = 'balance_transaction';
 
 		$metadata = array(
-			__( 'customer_name', 'woocommerce-gateway-stripe' ) => sanitize_text_field( $billing_first_name ) . ' ' . sanitize_text_field( $billing_last_name ),
-			__( 'customer_email', 'woocommerce-gateway-stripe' ) => sanitize_email( $billing_email ),
+			__('customer_name', 'woocommerce-gateway-stripe') => sanitize_text_field($billing_first_name) . ' ' . sanitize_text_field($billing_last_name),
+			__('customer_email', 'woocommerce-gateway-stripe') => sanitize_email($billing_email),
 			'order_id' => $order->get_order_number(),
-			'site_url' => esc_url( get_site_url() ),
+			'site_url' => esc_url(get_site_url()),
 		);
 
-		if ( $this->has_subscription( $order->get_id() ) ) {
+		if ($this->has_subscription($order->get_id())) {
 			$metadata += array(
 				'payment_type' => 'recurring',
 			);
 		}
 
-		$post_data['metadata'] = apply_filters( 'wc_stripe_payment_metadata', $metadata, $order, $prepared_source );
+		$post_data['metadata'] = apply_filters('wc_stripe_payment_metadata', $metadata, $order, $prepared_source);
 
-		if ( $prepared_source->customer ) {
+		if ($prepared_source->customer) {
 			$post_data['customer'] = $prepared_source->customer;
 		}
 
-		if ( $prepared_source->source ) {
+		if ($prepared_source->source) {
 			$post_data['source'] = $prepared_source->source;
 		}
 
@@ -406,72 +406,72 @@ 
 		 * @param WC_Order $order
 		 * @param object $source
 		 */
-		return apply_filters( 'wc_stripe_generate_payment_request', $post_data, $order, $prepared_source );
+		return apply_filters('wc_stripe_generate_payment_request', $post_data, $order, $prepared_source);
 	}
 
 	/**
 	 * Store extra meta data for an order from a Stripe Response.
 	 */
-	public function process_response( $response, $order ) {
-		WC_Stripe_Logger::log( 'Processing response: ' . print_r( $response, true ) );
+	public function process_response($response, $order) {
+		WC_Stripe_Logger::log('Processing response: ' . print_r($response, true));
 
 		$order_id = $order->get_id();
-		$captured = ( isset( $response->captured ) && $response->captured ) ? 'yes' : 'no';
+		$captured = (isset($response->captured) && $response->captured) ? 'yes' : 'no';
 
 		// Store charge data.
-		$order->update_meta_data( '_stripe_charge_captured', $captured );
+		$order->update_meta_data('_stripe_charge_captured', $captured);
 
-		if ( isset( $response->balance_transaction ) ) {
-			$this->update_fees( $order, is_string( $response->balance_transaction ) ? $response->balance_transaction : $response->balance_transaction->id );
+		if (isset($response->balance_transaction)) {
+			$this->update_fees($order, is_string($response->balance_transaction) ? $response->balance_transaction : $response->balance_transaction->id);
 		}
 
-		if ( 'yes' === $captured ) {
+		if ('yes' === $captured) {
 			/**
 			 * Charge can be captured but in a pending state. Payment methods
 			 * that are asynchronous may take couple days to clear. Webhook will
 			 * take care of the status changes.
 			 */
-			if ( 'pending' === $response->status ) {
-				$order_stock_reduced = $order->get_meta( '_order_stock_reduced', true );
+			if ('pending' === $response->status) {
+				$order_stock_reduced = $order->get_meta('_order_stock_reduced', true);
 
-				if ( ! $order_stock_reduced ) {
-					wc_reduce_stock_levels( $order_id );
+				if ( ! $order_stock_reduced) {
+					wc_reduce_stock_levels($order_id);
 				}
 
-				$order->set_transaction_id( $response->id );
+				$order->set_transaction_id($response->id);
 				/* translators: transaction id */
-				$order->update_status( 'on-hold', sprintf( __( 'Stripe charge awaiting payment: %s.', 'woocommerce-gateway-stripe' ), $response->id ) );
+				$order->update_status('on-hold', sprintf(__('Stripe charge awaiting payment: %s.', 'woocommerce-gateway-stripe'), $response->id));
 			}
 
-			if ( 'succeeded' === $response->status ) {
-				$order->payment_complete( $response->id );
+			if ('succeeded' === $response->status) {
+				$order->payment_complete($response->id);
 
 				/* translators: transaction id */
-				$message = sprintf( __( 'Stripe charge complete (Charge ID: %s)', 'woocommerce-gateway-stripe' ), $response->id );
-				$order->add_order_note( $message );
+				$message = sprintf(__('Stripe charge complete (Charge ID: %s)', 'woocommerce-gateway-stripe'), $response->id);
+				$order->add_order_note($message);
 			}
 
-			if ( 'failed' === $response->status ) {
-				$localized_message = __( 'Payment processing failed. Please retry.', 'woocommerce-gateway-stripe' );
-				$order->add_order_note( $localized_message );
-				throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+			if ('failed' === $response->status) {
+				$localized_message = __('Payment processing failed. Please retry.', 'woocommerce-gateway-stripe');
+				$order->add_order_note($localized_message);
+				throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 			}
 		} else {
-			$order->set_transaction_id( $response->id );
+			$order->set_transaction_id($response->id);
 
-			if ( $order->has_status( array( 'pending', 'failed' ) ) ) {
-				wc_reduce_stock_levels( $order_id );
+			if ($order->has_status(array('pending', 'failed'))) {
+				wc_reduce_stock_levels($order_id);
 			}
 
 			/* translators: transaction id */
-			$order->update_status( 'on-hold', sprintf( __( 'Stripe charge authorized (Charge ID: %s). Process order to take payment, or cancel to remove the pre-authorization.', 'woocommerce-gateway-stripe' ), $response->id ) );
+			$order->update_status('on-hold', sprintf(__('Stripe charge authorized (Charge ID: %s). Process order to take payment, or cancel to remove the pre-authorization.', 'woocommerce-gateway-stripe'), $response->id));
 		}
 
-		if ( is_callable( array( $order, 'save' ) ) ) {
+		if (is_callable(array($order, 'save'))) {
 			$order->save();
 		}
 
-		do_action( 'wc_gateway_stripe_process_response', $response, $order );
+		do_action('wc_gateway_stripe_process_response', $response, $order);
 
 		return $response;
 	}
@@ -484,10 +484,10 @@ 
 	 * @param int $order_id
 	 * @return null
 	 */
-	public function send_failed_order_email( $order_id ) {
+	public function send_failed_order_email($order_id) {
 		$emails = WC()->mailer()->get_emails();
-		if ( ! empty( $emails ) && ! empty( $order_id ) ) {
-			$emails['WC_Email_Failed_Order']->trigger( $order_id );
+		if ( ! empty($emails) && ! empty($order_id)) {
+			$emails['WC_Email_Failed_Order']->trigger($order_id);
 		}
 	}
 
@@ -499,7 +499,7 @@ 
 	 * @param object $order
 	 * @return object $details
 	 */
-	public function get_owner_details( $order ) {
+	public function get_owner_details($order) {
 		$billing_first_name = $order->get_billing_first_name();
 		$billing_last_name  = $order->get_billing_last_name();
 
@@ -509,15 +509,15 @@ 
 		$email = $order->get_billing_email();
 		$phone = $order->get_billing_phone();
 
-		if ( ! empty( $phone ) ) {
+		if ( ! empty($phone)) {
 			$details['phone'] = $phone;
 		}
 
-		if ( ! empty( $name ) ) {
+		if ( ! empty($name)) {
 			$details['name'] = $name;
 		}
 
-		if ( ! empty( $email ) ) {
+		if ( ! empty($email)) {
 			$details['email'] = $email;
 		}
 
@@ -528,7 +528,7 @@ 
 		$details['address']['postal_code'] = $order->get_billing_postcode();
 		$details['address']['country']     = $order->get_billing_country();
 
-		return (object) apply_filters( 'wc_stripe_owner_details', $details, $order );
+		return (object) apply_filters('wc_stripe_owner_details', $details, $order);
 	}
 
 	/**
@@ -537,15 +537,15 @@ 
 	 * @since 4.0.3
 	 * @param string $source_id The source ID to get source object for.
 	 */
-	public function get_source_object( $source_id = '' ) {
-		if ( empty( $source_id ) ) {
+	public function get_source_object($source_id = '') {
+		if (empty($source_id)) {
 			return '';
 		}
 
-		$source_object = WC_Stripe_API::retrieve( 'sources/' . $source_id );
+		$source_object = WC_Stripe_API::retrieve('sources/' . $source_id);
 
-		if ( ! empty( $source_object->error ) ) {
-			throw new WC_Stripe_Exception( print_r( $source_object, true ), $source_object->error->message );
+		if ( ! empty($source_object->error)) {
+			throw new WC_Stripe_Exception(print_r($source_object, true), $source_object->error->message);
 		}
 
 		return $source_object;
@@ -558,10 +558,10 @@ 
 	 * @param object $source_object
 	 * @return bool
 	 */
-	public function is_prepaid_card( $source_object ) {
+	public function is_prepaid_card($source_object) {
 		return (
 			$source_object
-			&& ( 'token' === $source_object->object || 'source' === $source_object->object )
+			&& ('token' === $source_object->object || 'source' === $source_object->object)
 			&& 'prepaid' === $source_object->card->funding
 		);
 	}
@@ -573,8 +573,8 @@ 
 	 * @param string $source_id
 	 * @return bool
 	 */
-	public function is_type_legacy_card( $source_id ) {
-		return ( preg_match( '/^card_/', $source_id ) );
+	public function is_type_legacy_card($source_id) {
+		return (preg_match('/^card_/', $source_id));
 	}
 
 	/**
@@ -584,9 +584,9 @@ 
 	 * @return bool
 	 */
 	public function is_using_saved_payment_method() {
-		$payment_method = isset( $_POST['payment_method'] ) ? wc_clean( $_POST['payment_method'] ) : 'stripe';
+		$payment_method = isset($_POST['payment_method']) ? wc_clean($_POST['payment_method']) : 'stripe';
 
-		return ( isset( $_POST[ 'wc-' . $payment_method . '-payment-token' ] ) && 'new' !== $_POST[ 'wc-' . $payment_method . '-payment-token' ] );
+		return (isset($_POST['wc-' . $payment_method . '-payment-token']) && 'new' !== $_POST['wc-' . $payment_method . '-payment-token']);
 	}
 
 	/**
@@ -602,64 +602,64 @@ 
 	 * @throws Exception When card was not added or for and invalid card.
 	 * @return object
 	 */
-	public function prepare_source( $user_id, $force_save_source = false, $existing_customer_id = null ) {
-		$customer = new WC_Stripe_Customer( $user_id );
-		if ( ! empty( $existing_customer_id ) ) {
-			$customer->set_id( $existing_customer_id );
+	public function prepare_source($user_id, $force_save_source = false, $existing_customer_id = null) {
+		$customer = new WC_Stripe_Customer($user_id);
+		if ( ! empty($existing_customer_id)) {
+			$customer->set_id($existing_customer_id);
 		}
 
-		$force_save_source = apply_filters( 'wc_stripe_force_save_source', $force_save_source, $customer );
+		$force_save_source = apply_filters('wc_stripe_force_save_source', $force_save_source, $customer);
 		$source_object     = '';
 		$source_id         = '';
 		$wc_token_id       = false;
-		$payment_method    = isset( $_POST['payment_method'] ) ? wc_clean( $_POST['payment_method'] ) : 'stripe';
+		$payment_method    = isset($_POST['payment_method']) ? wc_clean($_POST['payment_method']) : 'stripe';
 		$is_token          = false;
 
 		// New CC info was entered and we have a new source to process.
-		if ( ! empty( $_POST['stripe_source'] ) ) {
-			$source_object = self::get_source_object( wc_clean( $_POST['stripe_source'] ) );
+		if ( ! empty($_POST['stripe_source'])) {
+			$source_object = self::get_source_object(wc_clean($_POST['stripe_source']));
 			$source_id     = $source_object->id;
 
 			// This checks to see if customer opted to save the payment method to file.
-			$maybe_saved_card = isset( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] ) && ! empty( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] );
+			$maybe_saved_card = isset($_POST['wc-' . $payment_method . '-new-payment-method']) && ! empty($_POST['wc-' . $payment_method . '-new-payment-method']);
 
 			/**
 			 * This is true if the user wants to store the card to their account.
 			 * Criteria to save to file is they are logged in, they opted to save or product requirements and the source is
 			 * actually reusable. Either that or force_save_source is true.
 			 */
-			if ( ( $user_id && $this->saved_cards && $maybe_saved_card && 'reusable' === $source_object->usage ) || $force_save_source ) {
-				$response = $customer->add_source( $source_object->id );
+			if (($user_id && $this->saved_cards && $maybe_saved_card && 'reusable' === $source_object->usage) || $force_save_source) {
+				$response = $customer->add_source($source_object->id);
 
-				if ( ! empty( $response->error ) ) {
-					throw new WC_Stripe_Exception( print_r( $response, true ), $this->get_localized_error_message_from_response( $response ) );
+				if ( ! empty($response->error)) {
+					throw new WC_Stripe_Exception(print_r($response, true), $this->get_localized_error_message_from_response($response));
 				}
 			}
-		} elseif ( $this->is_using_saved_payment_method() ) {
+		} elseif ($this->is_using_saved_payment_method()) {
 			// Use an existing token, and then process the payment.
-			$wc_token_id = wc_clean( $_POST[ 'wc-' . $payment_method . '-payment-token' ] );
-			$wc_token    = WC_Payment_Tokens::get( $wc_token_id );
+			$wc_token_id = wc_clean($_POST['wc-' . $payment_method . '-payment-token']);
+			$wc_token    = WC_Payment_Tokens::get($wc_token_id);
 
-			if ( ! $wc_token || $wc_token->get_user_id() !== get_current_user_id() ) {
-				WC()->session->set( 'refresh_totals', true );
-				throw new WC_Stripe_Exception( 'Invalid payment method', __( 'Invalid payment method. Please input a new card number.', 'woocommerce-gateway-stripe' ) );
+			if ( ! $wc_token || $wc_token->get_user_id() !== get_current_user_id()) {
+				WC()->session->set('refresh_totals', true);
+				throw new WC_Stripe_Exception('Invalid payment method', __('Invalid payment method. Please input a new card number.', 'woocommerce-gateway-stripe'));
 			}
 
 			$source_id = $wc_token->get_token();
 
-			if ( $this->is_type_legacy_card( $source_id ) ) {
+			if ($this->is_type_legacy_card($source_id)) {
 				$is_token = true;
 			}
-		} elseif ( isset( $_POST['stripe_token'] ) && 'new' !== $_POST['stripe_token'] ) {
-			$stripe_token     = wc_clean( $_POST['stripe_token'] );
-			$maybe_saved_card = isset( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] ) && ! empty( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] );
+		} elseif (isset($_POST['stripe_token']) && 'new' !== $_POST['stripe_token']) {
+			$stripe_token     = wc_clean($_POST['stripe_token']);
+			$maybe_saved_card = isset($_POST['wc-' . $payment_method . '-new-payment-method']) && ! empty($_POST['wc-' . $payment_method . '-new-payment-method']);
 
 			// This is true if the user wants to store the card to their account.
-			if ( ( $user_id && $this->saved_cards && $maybe_saved_card ) || $force_save_source ) {
-				$response = $customer->add_source( $stripe_token );
+			if (($user_id && $this->saved_cards && $maybe_saved_card) || $force_save_source) {
+				$response = $customer->add_source($stripe_token);
 
-				if ( ! empty( $response->error ) ) {
-					throw new WC_Stripe_Exception( print_r( $response, true ), $response->error->message );
+				if ( ! empty($response->error)) {
+					throw new WC_Stripe_Exception(print_r($response, true), $response->error->message);
 				}
 				$source_id    = $response;
 			} else {
@@ -669,15 +669,15 @@ 
 		}
 
 		$customer_id = $customer->get_id();
-		if ( ! $customer_id ) {
-			$customer->set_id( $customer->create_customer() );
+		if ( ! $customer_id) {
+			$customer->set_id($customer->create_customer());
 			$customer_id = $customer->get_id();
 		} else {
 			$customer_id = $customer->update_customer();
 		}
 
-		if ( empty( $source_object ) && ! $is_token ) {
-			$source_object = self::get_source_object( $source_id );
+		if (empty($source_object) && ! $is_token) {
+			$source_object = self::get_source_object($source_id);
 		}
 
 		return (object) array(
@@ -701,39 +701,39 @@ 
 	 * @param object $order
 	 * @return object
 	 */
-	public function prepare_order_source( $order = null ) {
+	public function prepare_order_source($order = null) {
 		$stripe_customer = new WC_Stripe_Customer();
 		$stripe_source   = false;
 		$token_id        = false;
 		$source_object   = false;
 
-		if ( $order ) {
+		if ($order) {
 			$order_id = $order->get_id();
 
-			$stripe_customer_id = get_post_meta( $order_id, '_stripe_customer_id', true );
+			$stripe_customer_id = get_post_meta($order_id, '_stripe_customer_id', true);
 
-			if ( $stripe_customer_id ) {
-				$stripe_customer->set_id( $stripe_customer_id );
+			if ($stripe_customer_id) {
+				$stripe_customer->set_id($stripe_customer_id);
 			}
 
-			$source_id = $order->get_meta( '_stripe_source_id', true );
+			$source_id = $order->get_meta('_stripe_source_id', true);
 
 			// Since 4.0.0, we changed card to source so we need to account for that.
-			if ( empty( $source_id ) ) {
-				$source_id = $order->get_meta( '_stripe_card_id', true );
+			if (empty($source_id)) {
+				$source_id = $order->get_meta('_stripe_card_id', true);
 
 				// Take this opportunity to update the key name.
-				$order->update_meta_data( '_stripe_source_id', $source_id );
+				$order->update_meta_data('_stripe_source_id', $source_id);
 
-				if ( is_callable( array( $order, 'save' ) ) ) {
+				if (is_callable(array($order, 'save'))) {
 					$order->save();
 				}
 			}
 
-			if ( $source_id ) {
+			if ($source_id) {
 				$stripe_source = $source_id;
-				$source_object = WC_Stripe_API::retrieve( 'sources/' . $source_id );
-			} elseif ( apply_filters( 'wc_stripe_use_default_customer_source', true ) ) {
+				$source_object = WC_Stripe_API::retrieve('sources/' . $source_id);
+			} elseif (apply_filters('wc_stripe_use_default_customer_source', true)) {
 				/*
 				 * We can attempt to charge the customer's default source
 				 * by sending empty source id.
@@ -758,17 +758,17 @@ 
 	 * @param WC_Order $order For to which the source applies.
 	 * @param stdClass $source Source information.
 	 */
-	public function save_source_to_order( $order, $source ) {
+	public function save_source_to_order($order, $source) {
 		// Store source in the order.
-		if ( $source->customer ) {
-			$order->update_meta_data( '_stripe_customer_id', $source->customer );
+		if ($source->customer) {
+			$order->update_meta_data('_stripe_customer_id', $source->customer);
 		}
 
-		if ( $source->source ) {
-			$order->update_meta_data( '_stripe_source_id', $source->source );
+		if ($source->source) {
+			$order->update_meta_data('_stripe_source_id', $source->source);
 		}
 
-		if ( is_callable( array( $order, 'save' ) ) ) {
+		if (is_callable(array($order, 'save'))) {
 			$order->save();
 		}
 	}
@@ -782,36 +782,36 @@ 
 	 * @param object $order The order object
 	 * @param int $balance_transaction_id
 	 */
-	public function update_fees( $order, $balance_transaction_id ) {
-		$balance_transaction = WC_Stripe_API::retrieve( 'balance/history/' . $balance_transaction_id );
+	public function update_fees($order, $balance_transaction_id) {
+		$balance_transaction = WC_Stripe_API::retrieve('balance/history/' . $balance_transaction_id);
 
-		if ( empty( $balance_transaction->error ) ) {
-			if ( isset( $balance_transaction ) && isset( $balance_transaction->fee ) ) {
+		if (empty($balance_transaction->error)) {
+			if (isset($balance_transaction) && isset($balance_transaction->fee)) {
 				// Fees and Net needs to both come from Stripe to be accurate as the returned
 				// values are in the local currency of the Stripe account, not from WC.
-				$fee_refund = ! empty( $balance_transaction->fee ) ? WC_Stripe_Helper::format_balance_fee( $balance_transaction, 'fee' ) : 0;
-				$net_refund = ! empty( $balance_transaction->net ) ? WC_Stripe_Helper::format_balance_fee( $balance_transaction, 'net' ) : 0;
+				$fee_refund = ! empty($balance_transaction->fee) ? WC_Stripe_Helper::format_balance_fee($balance_transaction, 'fee') : 0;
+				$net_refund = ! empty($balance_transaction->net) ? WC_Stripe_Helper::format_balance_fee($balance_transaction, 'net') : 0;
 
 				// Current data fee & net.
-				$fee_current = WC_Stripe_Helper::get_stripe_fee( $order );
-				$net_current = WC_Stripe_Helper::get_stripe_net( $order );
+				$fee_current = WC_Stripe_Helper::get_stripe_fee($order);
+				$net_current = WC_Stripe_Helper::get_stripe_net($order);
 
 				// Calculation.
 				$fee = (float) $fee_current + (float) $fee_refund;
 				$net = (float) $net_current + (float) $net_refund;
 
-				WC_Stripe_Helper::update_stripe_fee( $order, $fee );
-				WC_Stripe_Helper::update_stripe_net( $order, $net );
+				WC_Stripe_Helper::update_stripe_fee($order, $fee);
+				WC_Stripe_Helper::update_stripe_net($order, $net);
 
-				$currency = ! empty( $balance_transaction->currency ) ? strtoupper( $balance_transaction->currency ) : null;
-				WC_Stripe_Helper::update_stripe_currency( $order, $currency );
+				$currency = ! empty($balance_transaction->currency) ? strtoupper($balance_transaction->currency) : null;
+				WC_Stripe_Helper::update_stripe_currency($order, $currency);
 
-				if ( is_callable( array( $order, 'save' ) ) ) {
+				if (is_callable(array($order, 'save'))) {
 					$order->save();
 				}
 			}
 		} else {
-			WC_Stripe_Logger::log( 'Unable to update fees/net meta for order: ' . $order->get_id() );
+			WC_Stripe_Logger::log('Unable to update fees/net meta for order: ' . $order->get_id());
 		}
 	}
 
@@ -824,93 +824,93 @@ 
 	 * @param  float $amount
 	 * @return bool
 	 */
-	public function process_refund( $order_id, $amount = null, $reason = '' ) {
-		$order = wc_get_order( $order_id );
+	public function process_refund($order_id, $amount = null, $reason = '') {
+		$order = wc_get_order($order_id);
 
-		if ( ! $order ) {
+		if ( ! $order) {
 			return false;
 		}
 
 		$request = array();
 
 		$order_currency = $order->get_currency();
-		$captured       = $order->get_meta( '_stripe_charge_captured', true );
+		$captured       = $order->get_meta('_stripe_charge_captured', true);
 		$charge_id      = $order->get_transaction_id();
 
-		if ( ! $charge_id ) {
+		if ( ! $charge_id) {
 			return false;
 		}
 
-		if ( ! is_null( $amount ) ) {
-			$request['amount'] = WC_Stripe_Helper::get_stripe_amount( $amount, $order_currency );
+		if ( ! is_null($amount)) {
+			$request['amount'] = WC_Stripe_Helper::get_stripe_amount($amount, $order_currency);
 		}
 
 		// If order is only authorized, don't pass amount.
-		if ( 'yes' !== $captured ) {
-			unset( $request['amount'] );
+		if ('yes' !== $captured) {
+			unset($request['amount']);
 		}
 
-		if ( $reason ) {
+		if ($reason) {
 			$request['metadata'] = array(
 				'reason' => $reason,
 			);
 		}
 
 		$request['charge'] = $charge_id;
-		WC_Stripe_Logger::log( "Info: Beginning refund for order {$charge_id} for the amount of {$amount}" );
+		WC_Stripe_Logger::log("Info: Beginning refund for order {$charge_id} for the amount of {$amount}");
 
-		$request = apply_filters( 'wc_stripe_refund_request', $request, $order );
+		$request = apply_filters('wc_stripe_refund_request', $request, $order);
 
-		$intent = $this->get_intent_from_order( $order );
+		$intent = $this->get_intent_from_order($order);
 		$intent_cancelled = false;
-		if ( $intent ) {
+		if ($intent) {
 			// If the order has a Payment Intent pending capture, then the Intent itself must be refunded (cancelled), not the Charge
-			if ( ! empty( $intent->error ) ) {
+			if ( ! empty($intent->error)) {
 				$response = $intent;
 				$intent_cancelled = true;
-			} elseif ( 'requires_capture' === $intent->status ) {
+			} elseif ('requires_capture' === $intent->status) {
 				$result = WC_Stripe_API::request(
 					array(),
 					'payment_intents/' . $intent->id . '/cancel'
 				);
 				$intent_cancelled = true;
 
-				if ( ! empty( $result->error ) ) {
+				if ( ! empty($result->error)) {
 					$response = $result;
 				} else {
-					$charge = end( $result->charges->data );
-					$response = end( $charge->refunds->data );
+					$charge = end($result->charges->data);
+					$response = end($charge->refunds->data);
 				}
 			}
 		}
 
-		if ( ! $intent_cancelled ) {
-			$response = WC_Stripe_API::request( $request, 'refunds' );
+		if ( ! $intent_cancelled) {
+			$response = WC_Stripe_API::request($request, 'refunds');
 		}
 
-		if ( ! empty( $response->error ) ) {
-			WC_Stripe_Logger::log( 'Error: ' . $response->error->message );
+		if ( ! empty($response->error)) {
+			WC_Stripe_Logger::log('Error: ' . $response->error->message);
 
 			return $response;
 
-		} elseif ( ! empty( $response->id ) ) {
-			$order->update_meta_data( '_stripe_refund_id', $response->id );
+		} elseif ( ! empty($response->id)) {
+			$order->update_meta_data('_stripe_refund_id', $response->id);
 
-			$amount = wc_price( $response->amount / 100 );
+			$amount = wc_price($response->amount / 100);
 
-			if ( in_array( strtolower( $order->get_currency() ), WC_Stripe_Helper::no_decimal_currencies() ) ) {
-				$amount = wc_price( $response->amount );
+			if (in_array(strtolower($order->get_currency()), WC_Stripe_Helper::no_decimal_currencies())) {
+				$amount = wc_price($response->amount);
 			}
 
-			if ( isset( $response->balance_transaction ) ) {
-				$this->update_fees( $order, $response->balance_transaction );
+			if (isset($response->balance_transaction)) {
+				$this->update_fees($order, $response->balance_transaction);
 			}
 
 			/* translators: 1) dollar amount 2) transaction id 3) refund message */
-			$refund_message = ( isset( $captured ) && 'yes' === $captured ) ? sprintf( __( 'Refunded %1$s - Refund ID: %2$s - Reason: %3$s', 'woocommerce-gateway-stripe' ), $amount, $response->id, $reason ) : __( 'Pre-Authorization Released', 'woocommerce-gateway-stripe' );
+			$refund_message = (isset($captured) && 'yes' === $captured) ? sprintf(__('Refunded %1$s - Refund ID: %2$s - Reason: %3$s', 'woocommerce-gateway-stripe'), $amount, $response->id, $reason) : __('Pre-Authorization Released', 'woocommerce-gateway-stripe');
 
-			$order->add_order_note( $refund_message );
-			WC_Stripe_Logger::log( 'Success: ' . html_entity_decode( wp_strip_all_tags( $refund_message ) ) );
+			$order->add_order_note($refund_message);
+			WC_Stripe_Logger::log('Success: ' . html_entity_decode(wp_strip_all_tags($refund_message)));
 
 			return true;
 		}
@@ -925,46 +925,46 @@ 
 	 */
 	public function add_payment_method() {
 		$error     = false;
-		$error_msg = __( 'There was a problem adding the payment method.', 'woocommerce-gateway-stripe' );
+		$error_msg = __('There was a problem adding the payment method.', 'woocommerce-gateway-stripe');
 		$source_id = '';
 
-		if ( empty( $_POST['stripe_source'] ) && empty( $_POST['stripe_token'] ) || ! is_user_logged_in() ) {
+		if (empty($_POST['stripe_source']) && empty($_POST['stripe_token']) || ! is_user_logged_in()) {
 			$error = true;
 		}
 
-		$stripe_customer = new WC_Stripe_Customer( get_current_user_id() );
+		$stripe_customer = new WC_Stripe_Customer(get_current_user_id());
 
-		$source = ! empty( $_POST['stripe_source'] ) ? wc_clean( $_POST['stripe_source'] ) : '';
+		$source = ! empty($_POST['stripe_source']) ? wc_clean($_POST['stripe_source']) : '';
 
-		$source_object = WC_Stripe_API::retrieve( 'sources/' . $source );
+		$source_object = WC_Stripe_API::retrieve('sources/' . $source);
 
-		if ( isset( $source_object ) ) {
-			if ( ! empty( $source_object->error ) ) {
+		if (isset($source_object)) {
+			if ( ! empty($source_object->error)) {
 				$error = true;
 			}
 
 			$source_id = $source_object->id;
-		} elseif ( isset( $_POST['stripe_token'] ) ) {
-			$source_id = wc_clean( $_POST['stripe_token'] );
+		} elseif (isset($_POST['stripe_token'])) {
+			$source_id = wc_clean($_POST['stripe_token']);
 		}
 
-		$response = $stripe_customer->add_source( $source_id );
+		$response = $stripe_customer->add_source($source_id);
 
-		if ( ! $response || is_wp_error( $response ) || ! empty( $response->error ) ) {
+		if ( ! $response || is_wp_error($response) || ! empty($response->error)) {
 			$error = true;
 		}
 
-		if ( $error ) {
-			wc_add_notice( $error_msg, 'error' );
-			WC_Stripe_Logger::log( 'Add payment method Error: ' . $error_msg );
+		if ($error) {
+			wc_add_notice($error_msg, 'error');
+			WC_Stripe_Logger::log('Add payment method Error: ' . $error_msg);
 			return;
 		}
 
-		do_action( 'wc_stripe_add_payment_method_' . $_POST['payment_method'] . '_success', $source_id, $source_object );
+		do_action('wc_stripe_add_payment_method_' . $_POST['payment_method'] . '_success', $source_id, $source_object);
 
 		return array(
 			'result'   => 'success',
-			'redirect' => wc_get_endpoint_url( 'payment-methods' ),
+			'redirect' => wc_get_endpoint_url('payment-methods'),
 		);
 	}
 
@@ -981,10 +981,10 @@ 
 		 * Stripe expects Norwegian to only be passed NO.
 		 * But WP has different dialects.
 		 */
-		if ( 'NO' === substr( $locale, 3, 2 ) ) {
+		if ('NO' === substr($locale, 3, 2)) {
 			$locale = 'no';
 		} else {
-			$locale = substr( get_locale(), 0, 2 );
+			$locale = substr(get_locale(), 0, 2);
 		}
 
 		return $locale;
@@ -998,9 +998,9 @@ 
 	 * @param string $idempotency_key
 	 * @param array $request
 	 */
-	public function change_idempotency_key( $idempotency_key, $request ) {
-		$customer = ! empty( $request['customer'] ) ? $request['customer'] : '';
-		$source   = ! empty( $request['source'] ) ? $request['source'] : $customer;
+	public function change_idempotency_key($idempotency_key, $request) {
+		$customer = ! empty($request['customer']) ? $request['customer'] : '';
+		$source   = ! empty($request['source']) ? $request['source'] : $customer;
 		$count    = $this->retry_interval;
 
 		return $request['metadata']['order_id'] . '-' . $count . '-' . $source;
@@ -1014,8 +1014,8 @@ 
 	 * @since 4.0.6
 	 * @param array $headers
 	 */
-	public function is_original_request( $headers ) {
-		if ( $headers['original-request'] === $headers['request-id'] ) {
+	public function is_original_request($headers) {
+		if ($headers['original-request'] === $headers['request-id']) {
 			return true;
 		}
 
@@ -1029,31 +1029,31 @@ 
 	 * @param object   $prepared_source The source that is used for the payment.
 	 * @return array                    The arguments for the request.
 	 */
-	public function generate_create_intent_request( $order, $prepared_source ) {
+	public function generate_create_intent_request($order, $prepared_source) {
 		// The request for a charge contains metadata for the intent.
-		$full_request = $this->generate_payment_request( $order, $prepared_source );
+		$full_request = $this->generate_payment_request($order, $prepared_source);
 
 		$request = array(
 			'source'               => $prepared_source->source,
-			'amount'               => WC_Stripe_Helper::get_stripe_amount( $order->get_total() ),
-			'currency'             => strtolower( $order->get_currency() ),
+			'amount'               => WC_Stripe_Helper::get_stripe_amount($order->get_total()),
+			'currency'             => strtolower($order->get_currency()),
 			'description'          => $full_request['description'],
 			'metadata'             => $full_request['metadata'],
-			'capture_method'       => ( 'true' === $full_request['capture'] ) ? 'automatic' : 'manual',
+			'capture_method'       => ('true' === $full_request['capture']) ? 'automatic' : 'manual',
 			'payment_method_types' => array(
 				'card',
 			),
 		);
 
-		if ( $prepared_source->customer ) {
+		if ($prepared_source->customer) {
 			$request['customer'] = $prepared_source->customer;
 		}
 
-		if ( isset( $full_request['statement_descriptor'] ) ) {
+		if (isset($full_request['statement_descriptor'])) {
 			$request['statement_descriptor'] = $full_request['statement_descriptor'];
 		}
 
-		if ( isset( $full_request['shipping'] ) ) {
+		if (isset($full_request['shipping'])) {
 			$request['shipping'] = $full_request['shipping'];
 		}
 
@@ -1065,7 +1065,7 @@ 
 		 * @param WC_Order $order
 		 * @param object $source
 		 */
-		return apply_filters( 'wc_stripe_generate_create_intent_request', $request, $order, $prepared_source );
+		return apply_filters('wc_stripe_generate_create_intent_request', $request, $order, $prepared_source);
 	}
 
 	/**
@@ -1074,21 +1074,21 @@ 
 	 * @param WC_Order $order The order that is being paid for.
 	 * @return array          The level 3 data to send to Stripe.
 	 */
-	public function get_level3_data_from_order( $order ) {
+	public function get_level3_data_from_order($order) {
 		// Get the order items. Don't need their keys, only their values.
 		// Order item IDs are used as keys in the original order items array.
-		$order_items = array_values( $order->get_items() );
+		$order_items = array_values($order->get_items());
 		$currency    = $order->get_currency();
 
-		$stripe_line_items = array_map(function( $item ) use ( $currency ) {
+		$stripe_line_items = array_map(function($item) use ($currency) {
 			$product_id          = $item->get_variation_id()
 				? $item->get_variation_id()
 				: $item->get_product_id();
-			$product_description = substr( $item->get_name(), 0, 26 );
+			$product_description = substr($item->get_name(), 0, 26);
 			$quantity            = $item->get_quantity();
-			$unit_cost           = WC_Stripe_Helper::get_stripe_amount( ( $item->get_subtotal() / $quantity ), $currency );
-			$tax_amount          = WC_Stripe_Helper::get_stripe_amount( $item->get_total_tax(), $currency );
-			$discount_amount     = WC_Stripe_Helper::get_stripe_amount( $item->get_subtotal() - $item->get_total(), $currency );
+			$unit_cost           = WC_Stripe_Helper::get_stripe_amount(($item->get_subtotal() / $quantity), $currency);
+			$tax_amount          = WC_Stripe_Helper::get_stripe_amount($item->get_total_tax(), $currency);
+			$discount_amount     = WC_Stripe_Helper::get_stripe_amount($item->get_subtotal() - $item->get_total(), $currency);
 
 			return (object) array(
 				'product_code'        => (string) $product_id, // Up to 12 characters that uniquely identify the product.
@@ -1102,19 +1102,19 @@ 
 
 		$level3_data = array(
 			'merchant_reference'   => $order->get_id(), // An alphanumeric string of up to  characters in length. This unique value is assigned by the merchant to identify the order. Also known as an “Order ID”.
-			'shipping_amount'      => WC_Stripe_Helper::get_stripe_amount( (float) $order->get_shipping_total() + (float) $order->get_shipping_tax(), $currency), // The shipping cost, in cents, as a non-negative integer.
+			'shipping_amount'      => WC_Stripe_Helper::get_stripe_amount((float) $order->get_shipping_total() + (float) $order->get_shipping_tax(), $currency), // The shipping cost, in cents, as a non-negative integer.
 			'line_items'           => $stripe_line_items,
 		);
 
 		// The customer’s U.S. shipping ZIP code.
 		$shipping_address_zip = $order->get_shipping_postcode();
-		if ( $this->is_valid_us_zip_code( $shipping_address_zip ) ) {
+		if ($this->is_valid_us_zip_code($shipping_address_zip)) {
 			$level3_data['shipping_address_zip'] = $shipping_address_zip;
 		}
 
 		// The merchant’s U.S. shipping ZIP code.
-		$store_postcode = get_option( 'woocommerce_store_postcode' );
-		if ( $this->is_valid_us_zip_code( $store_postcode ) ) {
+		$store_postcode = get_option('woocommerce_store_postcode');
+		if ($this->is_valid_us_zip_code($store_postcode)) {
 			$level3_data['shipping_from_zip'] = $store_postcode;
 		}
 
@@ -1128,20 +1128,20 @@ 
 	 * @param object   $prepared_source The source that is used for the payment.
 	 * @return object                   An intent or an error.
 	 */
-	public function create_intent( $order, $prepared_source ) {
-		$request = $this->generate_create_intent_request( $order, $prepared_source );
+	public function create_intent($order, $prepared_source) {
+		$request = $this->generate_create_intent_request($order, $prepared_source);
 
 		// Create an intent that awaits an action.
-		$intent = WC_Stripe_API::request( $request, 'payment_intents' );
-		if ( ! empty( $intent->error ) ) {
+		$intent = WC_Stripe_API::request($request, 'payment_intents');
+		if ( ! empty($intent->error)) {
 			return $intent;
 		}
 
 		$order_id = $order->get_id();
-		WC_Stripe_Logger::log( "Stripe PaymentIntent $intent->id initiated for order $order_id" );
+		WC_Stripe_Logger::log("Stripe PaymentIntent $intent->id initiated for order $order_id");
 
 		// Save the intent ID to the order.
-		$this->save_intent_to_order( $order, $intent );
+		$this->save_intent_to_order($order, $intent);
 
 		return $intent;
 	}
@@ -1154,27 +1154,27 @@ 
 	 * @param object   $prepared_source Currently selected source.
 	 * @return object                   An updated intent.
 	 */
-	public function update_existing_intent( $intent, $order, $prepared_source ) {
+	public function update_existing_intent($intent, $order, $prepared_source) {
 		$request = array();
 
-		if ( $prepared_source->source !== $intent->source ) {
+		if ($prepared_source->source !== $intent->source) {
 			$request['source'] = $prepared_source->source;
 		}
 
-		$new_amount = WC_Stripe_Helper::get_stripe_amount( $order->get_total() );
-		if ( $intent->amount !== $new_amount ) {
+		$new_amount = WC_Stripe_Helper::get_stripe_amount($order->get_total());
+		if ($intent->amount !== $new_amount) {
 			$request['amount'] = $new_amount;
 		}
 
-		if ( $prepared_source->customer && $intent->customer !== $prepared_source->customer ) {
+		if ($prepared_source->customer && $intent->customer !== $prepared_source->customer) {
 			$request['customer'] = $prepared_source->customer;
 		}
 
-		if ( empty( $request ) ) {
+		if (empty($request)) {
 			return $intent;
 		}
 
-		$level3_data = $this->get_level3_data_from_order( $order );
+		$level3_data = $this->get_level3_data_from_order($order);
 		return WC_Stripe_API::request_with_level3_data(
 			$request,
 			"payment_intents/$intent->id",
@@ -1192,8 +1192,8 @@ 
 	 * @param object   $prepared_source The source that is being charged.
 	 * @return object                   Either an error or the updated intent.
 	 */
-	public function confirm_intent( $intent, $order, $prepared_source ) {
-		if ( 'requires_confirmation' !== $intent->status ) {
+	public function confirm_intent($intent, $order, $prepared_source) {
+		if ('requires_confirmation' !== $intent->status) {
 			return $intent;
 		}
 
@@ -1202,7 +1202,7 @@ 
 			'source' => $prepared_source->source,
 		);
 
-		$level3_data = $this->get_level3_data_from_order( $order );
+		$level3_data = $this->get_level3_data_from_order($order);
 		$confirmed_intent = WC_Stripe_API::request_with_level3_data(
 			$confirm_request,
 			"payment_intents/$intent->id/confirm",
@@ -1210,16 +1210,16 @@ 
 			$order
 		);
 
-		if ( ! empty( $confirmed_intent->error ) ) {
+		if ( ! empty($confirmed_intent->error)) {
 			return $confirmed_intent;
 		}
 
 		// Save a note about the status of the intent.
 		$order_id = $order->get_id();
-		if ( 'succeeded' === $confirmed_intent->status ) {
-			WC_Stripe_Logger::log( "Stripe PaymentIntent $intent->id succeeded for order $order_id" );
-		} elseif ( 'requires_action' === $confirmed_intent->status ) {
-			WC_Stripe_Logger::log( "Stripe PaymentIntent $intent->id requires authentication for order $order_id" );
+		if ('succeeded' === $confirmed_intent->status) {
+			WC_Stripe_Logger::log("Stripe PaymentIntent $intent->id succeeded for order $order_id");
+		} elseif ('requires_action' === $confirmed_intent->status) {
+			WC_Stripe_Logger::log("Stripe PaymentIntent $intent->id requires authentication for order $order_id");
 		}
 
 		return $confirmed_intent;
@@ -1232,10 +1232,10 @@ 
 	 * @param WC_Order $order For to which the source applies.
 	 * @param stdClass $intent Payment intent information.
 	 */
-	public function save_intent_to_order( $order, $intent ) {
-		$order->update_meta_data( '_stripe_intent_id', $intent->id );
+	public function save_intent_to_order($order, $intent) {
+		$order->update_meta_data('_stripe_intent_id', $intent->id);
 
-		if ( is_callable( array( $order, 'save' ) ) ) {
+		if (is_callable(array($order, 'save'))) {
 			$order->save();
 		}
 	}
@@ -1247,18 +1247,18 @@ 
 	 * @param WC_Order $order The order to retrieve an intent for.
 	 * @return obect|bool     Either the intent object or `false`.
 	 */
-	public function get_intent_from_order( WC_Order $order ) {
-		$intent_id = $order->get_meta( '_stripe_intent_id' );
+	public function get_intent_from_order(WC_Order $order) {
+		$intent_id = $order->get_meta('_stripe_intent_id');
 
-		if ( $intent_id ) {
-			return $this->get_intent( 'payment_intents', $intent_id );
+		if ($intent_id) {
+			return $this->get_intent('payment_intents', $intent_id);
 		}
 
 		// The order doesn't have a payment intent, but it may have a setup intent.
-		$intent_id = $order->get_meta( '_stripe_setup_intent' );
+		$intent_id = $order->get_meta('_stripe_setup_intent');
 
-		if ( $intent_id ) {
-			return $this->get_intent( 'setup_intents', $intent_id );
+		if ($intent_id) {
+			return $this->get_intent('setup_intents', $intent_id);
 		}
 
 		return false;
@@ -1272,15 +1272,15 @@ 
 	 * @return object|bool 			Either the intent object or `false`.
 	 * @throws Exception 			Throws exception for unknown $intent_type.
 	 */
-	private function get_intent( $intent_type, $intent_id ) {
-		if ( ! in_array( $intent_type, [ 'payment_intents', 'setup_intents' ] ) ) {
-			throw new Exception( "Failed to get intent of type $intent_type. Type is not allowed" );
+	private function get_intent($intent_type, $intent_id) {
+		if ( ! in_array($intent_type, ['payment_intents', 'setup_intents'])) {
+			throw new Exception("Failed to get intent of type $intent_type. Type is not allowed");
 		}
 
-		$response = WC_Stripe_API::request( array(), "$intent_type/$intent_id", 'GET' );
+		$response = WC_Stripe_API::request(array(), "$intent_type/$intent_id", 'GET');
 
-		if ( $response && isset( $response->{ 'error' } ) ) {
-			$error_response_message = print_r( $response, true );
+		if ($response && isset($response->{ 'error' } )) {
+			$error_response_message = print_r($response, true);
 			WC_Stripe_Logger::log("Failed to get Stripe intent $intent_type/$intent_id.");
 			WC_Stripe_Logger::log("Response: $error_response_message");
 			return false;
@@ -1297,18 +1297,18 @@ 
 	 * @param stdClass $intent The intent that is being processed.
 	 * @return bool            A flag that indicates whether the order is already locked.
 	 */
-	public function lock_order_payment( $order, $intent = null ) {
+	public function lock_order_payment($order, $intent = null) {
 		$order_id       = $order->get_id();
 		$transient_name = 'wc_stripe_processing_intent_' . $order_id;
-		$processing     = get_transient( $transient_name );
+		$processing     = get_transient($transient_name);
 
 		// Block the process if the same intent is already being handled.
-		if ( "-1" === $processing || ( isset( $intent->id ) && $processing === $intent->id ) ) {
+		if ("-1" === $processing || (isset($intent->id) && $processing === $intent->id)) {
 			return true;
 		}
 
 		// Save the new intent as a transient, eventually overwriting another one.
-		set_transient( $transient_name, empty( $intent ) ? '-1' : $intent->id, 5 * MINUTE_IN_SECONDS );
+		set_transient($transient_name, empty($intent) ? '-1' : $intent->id, 5 * MINUTE_IN_SECONDS);
 
 		return false;
 	}
@@ -1319,9 +1319,9 @@ 
 	 * @since 4.2
 	 * @param WC_Order $order The order that is being unlocked.
 	 */
-	public function unlock_order_payment( $order ) {
+	public function unlock_order_payment($order) {
 		$order_id = $order->get_id();
-		delete_transient( 'wc_stripe_processing_intent_' . $order_id );
+		delete_transient('wc_stripe_processing_intent_' . $order_id);
 	}
 
 	/**
@@ -1331,9 +1331,9 @@ 
 	 * @param object $response The response from Stripe.
 	 * @return boolean Whether or not it's a 'authentication_required' error
 	 */
-	public function is_authentication_required_for_payment( $response ) {
-		return ( ! empty( $response->error ) && 'authentication_required' === $response->error->code )
-			|| ( ! empty( $response->last_payment_error ) && 'authentication_required' === $response->last_payment_error->code );
+	public function is_authentication_required_for_payment($response) {
+		return ( ! empty($response->error) && 'authentication_required' === $response->error->code)
+			|| ( ! empty($response->last_payment_error) && 'authentication_required' === $response->last_payment_error->code);
 	}
 
 	/**
@@ -1343,18 +1343,18 @@ 
 	 * @param object   $prepared_source The source, entered/chosen by the customer.
 	 * @return string                   The client secret of the intent, used for confirmation in JS.
 	 */
-	public function setup_intent( $order, $prepared_source ) {
+	public function setup_intent($order, $prepared_source) {
 		$order_id     = $order->get_id();
-		$setup_intent = WC_Stripe_API::request( array(
+		$setup_intent = WC_Stripe_API::request(array(
 			'payment_method' => $prepared_source->source,
 			'customer'       => $prepared_source->customer,
 			'confirm'        => 'true',
-		), 'setup_intents' );
+		), 'setup_intents');
 
-		if ( is_wp_error( $setup_intent ) ) {
-			WC_Stripe_Logger::log( "Unable to create SetupIntent for Order #$order_id: " . print_r( $setup_intent, true ) );
-		} elseif ( 'requires_action' === $setup_intent->status ) {
-			$order->update_meta_data( '_stripe_setup_intent', $setup_intent->id );
+		if (is_wp_error($setup_intent)) {
+			WC_Stripe_Logger::log("Unable to create SetupIntent for Order #$order_id: " . print_r($setup_intent, true));
+		} elseif ('requires_action' === $setup_intent->status) {
+			$order->update_meta_data('_stripe_setup_intent', $setup_intent->id);
 			$order->save();
 
 			return $setup_intent->client_secret;
@@ -1369,12 +1369,12 @@ 
 	 * @param float    $amount          The amount to charge. If not specified, it will be read from the order.
 	 * @return object                   An intent or an error.
 	 */
-	public function create_and_confirm_intent_for_off_session( $order, $prepared_source, $amount = NULL ) {
+	public function create_and_confirm_intent_for_off_session($order, $prepared_source, $amount = NULL) {
 		// The request for a charge contains metadata for the intent.
-		$full_request = $this->generate_payment_request( $order, $prepared_source );
+		$full_request = $this->generate_payment_request($order, $prepared_source);
 
 		$request = array(
-			'amount'               => $amount ? WC_Stripe_Helper::get_stripe_amount( $amount, $full_request['currency'] ) : $full_request['amount'],
+			'amount'               => $amount ? WC_Stripe_Helper::get_stripe_amount($amount, $full_request['currency']) : $full_request['amount'],
 			'currency'             => $full_request['currency'],
 			'description'          => $full_request['description'],
 			'metadata'             => $full_request['metadata'],
@@ -1386,17 +1386,17 @@ 
 			'confirmation_method'  => 'automatic',
 		);
 
-		if ( isset( $full_request['statement_descriptor'] ) ) {
+		if (isset($full_request['statement_descriptor'])) {
 			$request['statement_descriptor'] = $full_request['statement_descriptor'];
 		}
 
-		if ( isset( $full_request['customer'] ) ) {
+		if (isset($full_request['customer'])) {
 			$request['customer'] = $full_request['customer'];
 		}
 
-		if ( isset( $full_request['source'] ) ) {
-			$is_source = 'src_' === substr( $full_request['source'], 0, 4 );
-			$request[ $is_source ? 'source' : 'payment_method' ] = $full_request['source'];
+		if (isset($full_request['source'])) {
+			$is_source = 'src_' === substr($full_request['source'], 0, 4);
+			$request[$is_source ? 'source' : 'payment_method'] = $full_request['source'];
 		}
 
 		/**
@@ -1407,38 +1407,38 @@ 
 		 * @param WC_Order $order
 		 * @param object $source
 		 */
-		$request = apply_filters('wc_stripe_generate_create_intent_request', $request, $order, $prepared_source );
+		$request = apply_filters('wc_stripe_generate_create_intent_request', $request, $order, $prepared_source);
 
-		if ( isset( $full_request['shipping'] ) ) {
+		if (isset($full_request['shipping'])) {
 			$request['shipping'] = $full_request['shipping'];
 		}
 
-		$level3_data = $this->get_level3_data_from_order( $order );
+		$level3_data = $this->get_level3_data_from_order($order);
 		$intent = WC_Stripe_API::request_with_level3_data(
 			$request,
 			'payment_intents',
 			$level3_data,
 			$order
 		);
-		$is_authentication_required = $this->is_authentication_required_for_payment( $intent );
+		$is_authentication_required = $this->is_authentication_required_for_payment($intent);
 
-		if ( ! empty( $intent->error ) && ! $is_authentication_required ) {
+		if ( ! empty($intent->error) && ! $is_authentication_required) {
 			return $intent;
 		}
 
-		$intent_id      = ( ! empty( $intent->error )
+		$intent_id = ( ! empty($intent->error)
 			? $intent->error->payment_intent->id
 			: $intent->id
 		);
-		$payment_intent = ( ! empty( $intent->error )
+		$payment_intent = ( ! empty($intent->error)
 			? $intent->error->payment_intent
 			: $intent
 		);
-		$order_id       = $order->get_id();
-		WC_Stripe_Logger::log( "Stripe PaymentIntent $intent_id initiated for order $order_id" );
+		$order_id = $order->get_id();
+		WC_Stripe_Logger::log("Stripe PaymentIntent $intent_id initiated for order $order_id");
 
 		// Save the intent ID to the order.
-		$this->save_intent_to_order( $order, $payment_intent );
+		$this->save_intent_to_order($order, $payment_intent);
 
 		return $intent;
 	}
@@ -1449,13 +1449,13 @@ 
 	 * Fix renewal for existing subscriptions affected by https://github.com/woocommerce/woocommerce-gateway-stripe/issues/1072.
 	 * @param int $order_id subscription renewal order id.
 	 */
-	public function ensure_subscription_has_customer_id( $order_id ) {
-		$subscriptions_ids = wcs_get_subscriptions_for_order( $order_id, array( 'order_type' => 'any' ) );
-		foreach( $subscriptions_ids as $subscription_id => $subscription ) {
-			if ( ! metadata_exists( 'post', $subscription_id, '_stripe_customer_id' ) ) {
-				$stripe_customer = new WC_Stripe_Customer( $subscription->get_user_id() );
-				update_post_meta( $subscription_id, '_stripe_customer_id', $stripe_customer->get_id() );
-				update_post_meta( $order_id, '_stripe_customer_id', $stripe_customer->get_id() );
+	public function ensure_subscription_has_customer_id($order_id) {
+		$subscriptions_ids = wcs_get_subscriptions_for_order($order_id, array('order_type' => 'any'));
+		foreach ($subscriptions_ids as $subscription_id => $subscription) {
+			if ( ! metadata_exists('post', $subscription_id, '_stripe_customer_id')) {
+				$stripe_customer = new WC_Stripe_Customer($subscription->get_user_id());
+				update_post_meta($subscription_id, '_stripe_customer_id', $stripe_customer->get_id());
+				update_post_meta($order_id, '_stripe_customer_id', $stripe_customer->get_id());
 			}
 		}
 	}
@@ -1465,7 +1465,7 @@ 
 	 * @param string $zip The ZIP code to verify.
 	 * @return boolean
 	 */
-	public function is_valid_us_zip_code( $zip ) {
-		return ! empty( $zip ) && preg_match( '/^\d{5,5}(-\d{4,4})?$/', $zip );
+	public function is_valid_us_zip_code($zip) {
+		return ! empty($zip) && preg_match('/^\d{5,5}(-\d{4,4})?$/', $zip);
 	}
 }