woocommerce / woocommerce-gateway-stripe

includes/compat/class-wc-stripe-email-failed-authentication-retry.php

Spacing +14 added lines, -14 removed lines

@@ -10,7 +10,7 @@ 
  * @extends     WC_Email_Failed_Order
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -26,17 +26,17 @@ 
 	 */
 	public function __construct() {
 		$this->id          = 'failed_authentication_requested';
-		$this->title       = __( 'Payment Authentication Requested Email', 'woocommerce-gateway-stripe' );
-		$this->description = __( 'Payment authentication requested emails are sent to chosen recipient(s) when an attempt to automatically process a subscription renewal payment fails because the transaction requires an SCA verification, the customer is requested to authenticate the payment, and a retry rule has been applied to notify the customer again within a certain time period.', 'woocommerce-gateway-stripe' );
+		$this->title       = __('Payment Authentication Requested Email', 'woocommerce-gateway-stripe');
+		$this->description = __('Payment authentication requested emails are sent to chosen recipient(s) when an attempt to automatically process a subscription renewal payment fails because the transaction requires an SCA verification, the customer is requested to authenticate the payment, and a retry rule has been applied to notify the customer again within a certain time period.', 'woocommerce-gateway-stripe');
 
-		$this->heading = __( 'Automatic renewal payment failed due to authentication required', 'woocommerce-gateway-stripe' );
-		$this->subject = __( '[{site_title}] Automatic payment failed for {order_number}. Customer asked to authenticate payment and will be notified again {retry_time}', 'woocommerce-gateway-stripe' );
+		$this->heading = __('Automatic renewal payment failed due to authentication required', 'woocommerce-gateway-stripe');
+		$this->subject = __('[{site_title}] Automatic payment failed for {order_number}. Customer asked to authenticate payment and will be notified again {retry_time}', 'woocommerce-gateway-stripe');
 
 		$this->template_html  = 'emails/failed-renewal-authentication-requested.php';
 		$this->template_plain = 'emails/plain/failed-renewal-authentication-requested.php';
-		$this->template_base  = plugin_dir_path( WC_STRIPE_MAIN_FILE ) . 'templates/';
+		$this->template_base  = plugin_dir_path(WC_STRIPE_MAIN_FILE) . 'templates/';
 
-		$this->recipient = $this->get_option( 'recipient', get_option( 'admin_email' ) );
+		$this->recipient = $this->get_option('recipient', get_option('admin_email'));
 
 		// We want all the parent's methods, with none of its properties, so call its parent's constructor, rather than my parent constructor.
 		WC_Email::__construct();
@@ -66,26 +66,26 @@ 
 	 * @param int           $order_id The order ID.
 	 * @param WC_Order|null $order Order object.
 	 */
-	public function trigger( $order_id, $order = null ) {
+	public function trigger($order_id, $order = null) {
 		$this->object = $order;
 
 		$this->find['retry-time'] = '{retry_time}';
-		if ( class_exists( 'WCS_Retry_Manager' ) && function_exists( 'wcs_get_human_time_diff' ) ) {
-			$this->retry = WCS_Retry_Manager::store()->get_last_retry_for_order( wcs_get_objects_property( $order, 'id' ) );
-			$this->replace['retry-time'] = wcs_get_human_time_diff( $this->retry->get_time() );
+		if (class_exists('WCS_Retry_Manager') && function_exists('wcs_get_human_time_diff')) {
+			$this->retry = WCS_Retry_Manager::store()->get_last_retry_for_order(wcs_get_objects_property($order, 'id'));
+			$this->replace['retry-time'] = wcs_get_human_time_diff($this->retry->get_time());
 		} else {
-			WC_Stripe_Logger::log( 'WCS_Retry_Manager class or does not exist. Not able to send admnin email about customer notification for authentication required for renewal payment.' );
+			WC_Stripe_Logger::log('WCS_Retry_Manager class or does not exist. Not able to send admnin email about customer notification for authentication required for renewal payment.');
 			return;
 		}
 
 		$this->find['order-number']    = '{order_number}';
 		$this->replace['order-number'] = $this->object->get_order_number();
 
-		if ( ! $this->is_enabled() || ! $this->get_recipient() ) {
+		if ( ! $this->is_enabled() || ! $this->get_recipient()) {
 			return;
 		}
 
-		$this->send( $this->get_recipient(), $this->get_subject(), $this->get_content(), $this->get_headers(), $this->get_attachments() );
+		$this->send($this->get_recipient(), $this->get_subject(), $this->get_content(), $this->get_headers(), $this->get_attachments());
 	}
 
 	/**

includes/compat/class-wc-stripe-email-failed-renewal-authentication.php

Spacing +21 added lines, -21 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit; // Exit if accessed directly.
 }
 
@@ -14,20 +14,20 @@ 
 	 *
 	 * @param WC_Email[] $email_classes All existing instances of WooCommerce emails.
 	 */
-	public function __construct( $email_classes = array() ) {
+	public function __construct($email_classes = array()) {
 		$this->id             = 'failed_renewal_authentication';
-		$this->title          = __( 'Failed Subscription Renewal SCA Authentication', 'woocommerce-gateway-stripe' );
-		$this->description    = __( 'Sent to a customer when a renewal fails because the transaction requires an SCA verification. The email contains renewal order information and payment links.', 'woocommerce-gateway-stripe' );
+		$this->title          = __('Failed Subscription Renewal SCA Authentication', 'woocommerce-gateway-stripe');
+		$this->description    = __('Sent to a customer when a renewal fails because the transaction requires an SCA verification. The email contains renewal order information and payment links.', 'woocommerce-gateway-stripe');
 		$this->customer_email = true;
 
 		$this->template_html  = 'emails/failed-renewal-authentication.php';
 		$this->template_plain = 'emails/plain/failed-renewal-authentication.php';
-		$this->template_base  = plugin_dir_path( WC_STRIPE_MAIN_FILE ) . 'templates/';
+		$this->template_base  = plugin_dir_path(WC_STRIPE_MAIN_FILE) . 'templates/';
 
 		// Triggers the email at the correct hook.
-		add_action( 'wc_gateway_stripe_process_payment_authentication_required', array( $this, 'trigger' ) );
+		add_action('wc_gateway_stripe_process_payment_authentication_required', array($this, 'trigger'));
 
-		if ( isset( $email_classes['WCS_Email_Customer_Renewal_Invoice'] ) ) {
+		if (isset($email_classes['WCS_Email_Customer_Renewal_Invoice'])) {
 			$this->original_email = $email_classes['WCS_Email_Customer_Renewal_Invoice'];
 		}
 
@@ -40,21 +40,21 @@ 
 	 *
 	 * @param WC_Order $order The order that is being paid.
 	 */
-	public function trigger( $order ) {
-		if ( function_exists( 'wcs_order_contains_subscription' ) && ( wcs_order_contains_subscription( $order->get_id() ) || wcs_is_subscription( $order->get_id() ) || wcs_order_contains_renewal( $order->get_id() ) ) ) {
-			parent::trigger( $order );
+	public function trigger($order) {
+		if (function_exists('wcs_order_contains_subscription') && (wcs_order_contains_subscription($order->get_id()) || wcs_is_subscription($order->get_id()) || wcs_order_contains_renewal($order->get_id()))) {
+			parent::trigger($order);
 
 			// Prevent the renewal email from WooCommerce Subscriptions from being sent.
-			if ( isset( $this->original_email ) ) {
-				remove_action( 'woocommerce_generated_manual_renewal_order_renewal_notification', array( $this->original_email, 'trigger' ) );
-				remove_action( 'woocommerce_order_status_failed_renewal_notification', array( $this->original_email, 'trigger' ) );
+			if (isset($this->original_email)) {
+				remove_action('woocommerce_generated_manual_renewal_order_renewal_notification', array($this->original_email, 'trigger'));
+				remove_action('woocommerce_order_status_failed_renewal_notification', array($this->original_email, 'trigger'));
 			}
 
 			// Prevent the retry email from WooCommerce Subscriptions from being sent.
-			add_filter( 'wcs_get_retry_rule_raw', array( $this, 'prevent_retry_notification_email' ), 100, 3 );
+			add_filter('wcs_get_retry_rule_raw', array($this, 'prevent_retry_notification_email'), 100, 3);
 
 			// Send email to store owner indicating communication is happening with the customer to request authentication.
-			add_filter( 'wcs_get_retry_rule_raw', array( $this, 'set_store_owner_custom_email' ), 100, 3 );
+			add_filter('wcs_get_retry_rule_raw', array($this, 'set_store_owner_custom_email'), 100, 3);
 		}
 	}
 
@@ -64,7 +64,7 @@ 
 	 * @return string
 	 */
 	public function get_default_subject() {
-		return __( 'Payment authorization needed for renewal of {site_title} order {order_number}', 'woocommerce-gateway-stripe' );
+		return __('Payment authorization needed for renewal of {site_title} order {order_number}', 'woocommerce-gateway-stripe');
 	}
 
 	/**
@@ -73,7 +73,7 @@ 
 	 * @return string
 	 */
 	public function get_default_heading() {
-		return __( 'Payment authorization needed for renewal of order {order_number}', 'woocommerce-gateway-stripe' );
+		return __('Payment authorization needed for renewal of order {order_number}', 'woocommerce-gateway-stripe');
 	}
 
 	/**
@@ -84,8 +84,8 @@ 
 	 * @param int   $order_id     The ID of the order that needs payment.
 	 * @return array
 	 */
-	public function prevent_retry_notification_email( $rule_array, $retry_number, $order_id ) {
-		if ( wcs_get_objects_property( $this->object, 'id' ) === $order_id ) {
+	public function prevent_retry_notification_email($rule_array, $retry_number, $order_id) {
+		if (wcs_get_objects_property($this->object, 'id') === $order_id) {
 			$rule_array['email_template_customer'] = '';
 		}
 
@@ -100,9 +100,9 @@ 
 	 * @param int   $order_id     The ID of the order that needs payment.
 	 * @return array
 	 */
-	public function set_store_owner_custom_email( $rule_array, $retry_number, $order_id ) {
+	public function set_store_owner_custom_email($rule_array, $retry_number, $order_id) {
 		if (
-			wcs_get_objects_property( $this->object, 'id' ) === $order_id &&
+			wcs_get_objects_property($this->object, 'id') === $order_id &&
 			'' !== $rule_array['email_template_admin'] // Only send our email if a retry admin email was already going to be sent.
 		) {
 			$rule_array['email_template_admin'] = 'WC_Stripe_Email_Failed_Authentication_Retry';

includes/class-wc-stripe-apple-pay-registration.php

Spacing +51 added lines, -51 removed lines

@@ -5,7 +5,7 @@ 
  * @since 4.0.6
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -60,23 +60,23 @@ 
 	public $apple_pay_verify_notice;
 
 	public function __construct() {
-		add_action( 'woocommerce_stripe_updated', array( $this, 'update_verification_file' ) );
+		add_action('woocommerce_stripe_updated', array($this, 'update_verification_file'));
 
-		$this->stripe_settings         = get_option( 'woocommerce_stripe_settings', array() );
-		$this->stripe_enabled          = $this->get_option( 'enabled' );
-		$this->payment_request         = 'yes' === $this->get_option( 'payment_request', 'yes' );
-		$this->apple_pay_domain_set    = 'yes' === $this->get_option( 'apple_pay_domain_set', 'no' );
+		$this->stripe_settings         = get_option('woocommerce_stripe_settings', array());
+		$this->stripe_enabled          = $this->get_option('enabled');
+		$this->payment_request         = 'yes' === $this->get_option('payment_request', 'yes');
+		$this->apple_pay_domain_set    = 'yes' === $this->get_option('apple_pay_domain_set', 'no');
 		$this->apple_pay_verify_notice = '';
-		$this->testmode                = 'yes' === $this->get_option( 'testmode', 'no' );
-		$this->secret_key              = $this->testmode ? $this->get_option( 'test_secret_key' ) : $this->get_option( 'secret_key' );
+		$this->testmode                = 'yes' === $this->get_option('testmode', 'no');
+		$this->secret_key              = $this->testmode ? $this->get_option('test_secret_key') : $this->get_option('secret_key');
 
-		if ( empty( $this->stripe_settings ) ) {
+		if (empty($this->stripe_settings)) {
 			return;
 		}
 
 		$this->init_apple_pay();
 
-		add_action( 'admin_notices', array( $this, 'admin_notices' ) );
+		add_action('admin_notices', array($this, 'admin_notices'));
 	}
 
 	/**
@@ -87,13 +87,13 @@ 
 	 * @param string default
 	 * @return string $setting_value
 	 */
-	public function get_option( $setting = '', $default = '' ) {
-		if ( empty( $this->stripe_settings ) ) {
+	public function get_option($setting = '', $default = '') {
+		if (empty($this->stripe_settings)) {
 			return $default;
 		}
 
-		if ( ! empty( $this->stripe_settings[ $setting ] ) ) {
-			return $this->stripe_settings[ $setting ];
+		if ( ! empty($this->stripe_settings[$setting])) {
+			return $this->stripe_settings[$setting];
 		}
 
 		return $default;
@@ -108,9 +108,9 @@ 
 	public function init_apple_pay() {
 		if (
 			is_admin() &&
-			isset( $_GET['page'] ) && 'wc-settings' === $_GET['page'] &&
-			isset( $_GET['tab'] ) && 'checkout' === $_GET['tab'] &&
-			isset( $_GET['section'] ) && 'stripe' === $_GET['section'] &&
+			isset($_GET['page']) && 'wc-settings' === $_GET['page'] &&
+			isset($_GET['tab']) && 'checkout' === $_GET['tab'] &&
+			isset($_GET['section']) && 'stripe' === $_GET['section'] &&
 			$this->payment_request
 		) {
 			$this->process_apple_pay_verification();
@@ -124,9 +124,9 @@ 
 	 * @version 3.1.0
 	 * @param string $secret_key
 	 */
-	private function register_apple_pay_domain( $secret_key = '' ) {
-		if ( empty( $secret_key ) ) {
-			throw new Exception( __( 'Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe' ) );
+	private function register_apple_pay_domain($secret_key = '') {
+		if (empty($secret_key)) {
+			throw new Exception(__('Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe'));
 		}
 
 		$endpoint = 'https://api.stripe.com/v1/apple_pay/domains';
@@ -144,22 +144,22 @@ 
 			$endpoint,
 			array(
 				'headers' => $headers,
-				'body'    => http_build_query( $data ),
+				'body'    => http_build_query($data),
 			)
 		);
 
-		if ( is_wp_error( $response ) ) {
+		if (is_wp_error($response)) {
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $response->get_error_message() ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $response->get_error_message()));
 		}
 
-		if ( 200 !== $response['response']['code'] ) {
-			$parsed_response = json_decode( $response['body'] );
+		if (200 !== $response['response']['code']) {
+			$parsed_response = json_decode($response['body']);
 
 			$this->apple_pay_verify_notice = $parsed_response->error->message;
 
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $parsed_response->error->message ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $parsed_response->error->message));
 		}
 	}
 
@@ -172,31 +172,31 @@ 
 	 * @since 4.3.0
 	 * @return bool True on success, false on failure.
 	 */
-	public function update_verification_file( $force = false ) {
-			$path     = untrailingslashit( $_SERVER['DOCUMENT_ROOT'] );
+	public function update_verification_file($force = false) {
+			$path     = untrailingslashit($_SERVER['DOCUMENT_ROOT']);
 			$dir      = '.well-known';
 			$file     = 'apple-developer-merchantid-domain-association';
 			$fullpath = $path . '/' . $dir . '/' . $file;
 
-			$existing_contents = @file_get_contents( $fullpath );
-			$new_contents = @file_get_contents( WC_STRIPE_PLUGIN_PATH . '/' . $file );
-			if ( ( ! $existing_contents && ! $force ) || $existing_contents === $new_contents ) {
+			$existing_contents = @file_get_contents($fullpath);
+			$new_contents = @file_get_contents(WC_STRIPE_PLUGIN_PATH . '/' . $file);
+			if (( ! $existing_contents && ! $force) || $existing_contents === $new_contents) {
 				return true;
 			}
 
-			if ( ! file_exists( $path . '/' . $dir ) ) {
-				if ( ! @mkdir( $path . '/' . $dir, 0755 ) ) { // @codingStandardsIgnoreLine
-					WC_Stripe_Logger::log( 'Error: ' . __( 'Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe' ) );
+			if ( ! file_exists($path . '/' . $dir)) {
+				if ( ! @mkdir($path . '/' . $dir, 0755)) { // @codingStandardsIgnoreLine
+					WC_Stripe_Logger::log('Error: ' . __('Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe'));
 					return false;
 				}
 			}
 
-			if ( ! @copy( WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath ) ) { // @codingStandardsIgnoreLine
-				WC_Stripe_Logger::log( 'Error: ' . __( 'Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe' ) );
+			if ( ! @copy(WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath)) { // @codingStandardsIgnoreLine
+				WC_Stripe_Logger::log('Error: ' . __('Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe'));
 				return false;
 			}
 
-			WC_Stripe_Logger::log( 'Domain association file updated.' );
+			WC_Stripe_Logger::log('Domain association file updated.');
 			return true;
 	}
 
@@ -207,31 +207,31 @@ 
 	 * @version 3.1.0
 	 */
 	public function process_apple_pay_verification() {
-		if ( ! $this->update_verification_file( true ) ) {
+		if ( ! $this->update_verification_file(true)) {
 			$this->stripe_settings['apple_pay_domain_set'] = 'no';
-			update_option( 'woocommerce_stripe_settings', $this->stripe_settings );
+			update_option('woocommerce_stripe_settings', $this->stripe_settings);
 			return;
 		}
 
 		try {
 			// At this point then the domain association folder and file should be available.
 			// Proceed to verify/and or verify again.
-			$this->register_apple_pay_domain( $this->secret_key );
+			$this->register_apple_pay_domain($this->secret_key);
 
 			// No errors to this point, verification success!
 			$this->stripe_settings['apple_pay_domain_set'] = 'yes';
 			$this->apple_pay_domain_set                    = true;
 
-			update_option( 'woocommerce_stripe_settings', $this->stripe_settings );
+			update_option('woocommerce_stripe_settings', $this->stripe_settings);
 
-			WC_Stripe_Logger::log( 'Your domain has been verified with Apple Pay!' );
+			WC_Stripe_Logger::log('Your domain has been verified with Apple Pay!');
 
-		} catch ( Exception $e ) {
+		} catch (Exception $e) {
 			$this->stripe_settings['apple_pay_domain_set'] = 'no';
 
-			update_option( 'woocommerce_stripe_settings', $this->stripe_settings );
+			update_option('woocommerce_stripe_settings', $this->stripe_settings);
 
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 		}
 	}
 
@@ -241,15 +241,15 @@ 
 	 * @since 4.0.6
 	 */
 	public function admin_notices() {
-		if ( ! $this->stripe_enabled ) {
+		if ( ! $this->stripe_enabled) {
 			return;
 		}
 
-		if ( ! current_user_can( 'manage_woocommerce' ) ) {
+		if ( ! current_user_can('manage_woocommerce')) {
 			return;
 		}
 
-		if ( $this->payment_request && ! empty( $this->apple_pay_verify_notice ) ) {
+		if ($this->payment_request && ! empty($this->apple_pay_verify_notice)) {
 			$allowed_html = array(
 				'a' => array(
 					'href'  => array(),
@@ -257,7 +257,7 @@ 
 				),
 			);
 
-			echo '<div class="error stripe-apple-pay-message"><p>' . wp_kses( make_clickable( $this->apple_pay_verify_notice ), $allowed_html ) . '</p></div>';
+			echo '<div class="error stripe-apple-pay-message"><p>' . wp_kses(make_clickable($this->apple_pay_verify_notice), $allowed_html) . '</p></div>';
 		}
 
 		/**
@@ -265,9 +265,9 @@ 
 		 * when setting screen is displayed. So if domain verification is not set,
 		 * something went wrong so lets notify user.
 		 */
-		if ( ! empty( $this->secret_key ) && $this->payment_request && ! $this->apple_pay_domain_set ) {
+		if ( ! empty($this->secret_key) && $this->payment_request && ! $this->apple_pay_domain_set) {
 			/* translators: 1) HTML anchor open tag 2) HTML anchor closing tag */
-			echo '<div class="error stripe-apple-pay-message"><p>' . sprintf( __( 'Apple Pay domain verification failed. Please check the %1$slog%2$s to see the issue. (Logging must be enabled to see recorded logs)', 'woocommerce-gateway-stripe' ), '<a href="' . admin_url( 'admin.php?page=wc-status&tab=logs' ) . '">', '</a>' ) . '</p></div>';
+			echo '<div class="error stripe-apple-pay-message"><p>' . sprintf(__('Apple Pay domain verification failed. Please check the %1$slog%2$s to see the issue. (Logging must be enabled to see recorded logs)', 'woocommerce-gateway-stripe'), '<a href="' . admin_url('admin.php?page=wc-status&tab=logs') . '">', '</a>') . '</p></div>';
 		}
 	}
 }

includes/payment-methods/class-wc-stripe-payment-request.php

Doc Comments +1 added lines, -2 removed lines

@@ -130,7 +130,7 @@ 
 	 * Get this instance.
 	 *
 	 * @since 4.0.6
-	 * @return class
+	 * @return WC_Stripe_Payment_Request
 	 */
 	public static function instance() {
 		return self::$_this;
@@ -604,7 +604,6 @@ 
 	 *
 	 * @since 4.3.2
 	 *
-	 * @param object $post
 	 *
 	 * @return bool
 	 */

Indentation +2 added lines, -2 removed lines

@@ -123,10 +123,10 @@
 		// in includes/abstracts/abstract-wc-stripe-payment-gateway.php
 		if ( $this->testmode ) {
 			return preg_match( '/^pk_test_/', $this->publishable_key )
-			       && preg_match( '/^[rs]k_test_/', $this->secret_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 );
+				   && preg_match( '/^[rs]k_live_/', $this->secret_key );
 		}
 	}
 

Spacing +296 added lines, -296 removed lines

@@ -6,7 +6,7 @@ 
  * @since   4.0.0
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -64,41 +64,41 @@ 
 	 */
 	public function __construct() {
 		self::$_this            = $this;
-		$this->stripe_settings  = get_option( 'woocommerce_stripe_settings', array() );
-		$this->testmode         = ( ! empty( $this->stripe_settings['testmode'] ) && 'yes' === $this->stripe_settings['testmode'] ) ? true : false;
-		$this->publishable_key  = ! empty( $this->stripe_settings['publishable_key'] ) ? $this->stripe_settings['publishable_key'] : '';
-		$this->secret_key       = ! empty( $this->stripe_settings['secret_key'] ) ? $this->stripe_settings['secret_key'] : '';
-		$this->total_label      = ! empty( $this->stripe_settings['statement_descriptor'] ) ? WC_Stripe_Helper::clean_statement_descriptor( $this->stripe_settings['statement_descriptor'] ) : '';
+		$this->stripe_settings  = get_option('woocommerce_stripe_settings', array());
+		$this->testmode         = ( ! empty($this->stripe_settings['testmode']) && 'yes' === $this->stripe_settings['testmode']) ? true : false;
+		$this->publishable_key  = ! empty($this->stripe_settings['publishable_key']) ? $this->stripe_settings['publishable_key'] : '';
+		$this->secret_key       = ! empty($this->stripe_settings['secret_key']) ? $this->stripe_settings['secret_key'] : '';
+		$this->total_label      = ! empty($this->stripe_settings['statement_descriptor']) ? WC_Stripe_Helper::clean_statement_descriptor($this->stripe_settings['statement_descriptor']) : '';
 
-		if ( $this->testmode ) {
-			$this->publishable_key = ! empty( $this->stripe_settings['test_publishable_key'] ) ? $this->stripe_settings['test_publishable_key'] : '';
-			$this->secret_key      = ! empty( $this->stripe_settings['test_secret_key'] ) ? $this->stripe_settings['test_secret_key'] : '';
+		if ($this->testmode) {
+			$this->publishable_key = ! empty($this->stripe_settings['test_publishable_key']) ? $this->stripe_settings['test_publishable_key'] : '';
+			$this->secret_key      = ! empty($this->stripe_settings['test_secret_key']) ? $this->stripe_settings['test_secret_key'] : '';
 		}
 
-		$this->total_label = str_replace( "'", '', $this->total_label ) . apply_filters( 'wc_stripe_payment_request_total_label_suffix', ' (via WooCommerce)' );
+		$this->total_label = str_replace("'", '', $this->total_label) . apply_filters('wc_stripe_payment_request_total_label_suffix', ' (via WooCommerce)');
 
 		// Checks if Stripe Gateway is enabled.
-		if ( empty( $this->stripe_settings ) || ( isset( $this->stripe_settings['enabled'] ) && 'yes' !== $this->stripe_settings['enabled'] ) ) {
+		if (empty($this->stripe_settings) || (isset($this->stripe_settings['enabled']) && 'yes' !== $this->stripe_settings['enabled'])) {
 			return;
 		}
 
 		// Checks if Payment Request is enabled.
-		if ( ! isset( $this->stripe_settings['payment_request'] ) || 'yes' !== $this->stripe_settings['payment_request'] ) {
+		if ( ! isset($this->stripe_settings['payment_request']) || 'yes' !== $this->stripe_settings['payment_request']) {
 			return;
 		}
 
 		// Don't load for change payment method page.
-		if ( isset( $_GET['change_payment_method'] ) ) {
+		if (isset($_GET['change_payment_method'])) {
 			return;
 		}
 
-		$wc_default_country = substr( get_option( 'woocommerce_default_country' ), 0, 2 );
+		$wc_default_country = substr(get_option('woocommerce_default_country'), 0, 2);
 
-		if ( ! in_array( $wc_default_country, $this->get_stripe_supported_countries() ) ) {
+		if ( ! in_array($wc_default_country, $this->get_stripe_supported_countries())) {
 			return;
 		}
 
-		add_action( 'template_redirect', array( $this, 'set_session' ) );
+		add_action('template_redirect', array($this, 'set_session'));
 		$this->init();
 	}
 
@@ -109,7 +109,7 @@ 
 	 * @return array The list of countries.
 	 */
 	public function get_stripe_supported_countries() {
-		return apply_filters( 'wc_stripe_supported_countries', array( 'AT', 'AU', 'BE', 'BR', 'CA', 'CH', 'DE', 'DK', 'EE', 'ES', 'FI', 'FR', 'GB', 'HK', 'IE', 'IN', 'IT', 'JP', 'LT', 'LU', 'LV', 'MX', 'NL', 'NZ', 'NO', 'PH', 'PL', 'PR', 'PT', 'RO', 'SE', 'SG', 'SK', 'US' ) );
+		return apply_filters('wc_stripe_supported_countries', array('AT', 'AU', 'BE', 'BR', 'CA', 'CH', 'DE', 'DK', 'EE', 'ES', 'FI', 'FR', 'GB', 'HK', 'IE', 'IN', 'IT', 'JP', 'LT', 'LU', 'LV', 'MX', 'NL', 'NZ', 'NO', 'PH', 'PL', 'PR', 'PT', 'RO', 'SE', 'SG', 'SK', 'US'));
 	}
 
 	/**
@@ -121,12 +121,12 @@ 
 	public function are_keys_set() {
 		// NOTE: updates to this function should be added to are_keys_set()
 		// in includes/abstracts/abstract-wc-stripe-payment-gateway.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);
 		}
 	}
 
@@ -147,11 +147,11 @@ 
 	 * @since 4.0.0
 	 */
 	public function set_session() {
-		if ( ! is_product() || ( isset( WC()->session ) && WC()->session->has_session() ) ) {
+		if ( ! is_product() || (isset(WC()->session) && WC()->session->has_session())) {
 			return;
 		}
 
-		WC()->session->set_customer_session_cookie( true );
+		WC()->session->set_customer_session_cookie(true);
 	}
 
 	/**
@@ -161,30 +161,30 @@ 
 	 * @version 4.0.0
 	 */
 	public function init() {
-		add_action( 'wp_enqueue_scripts', array( $this, 'scripts' ) );
+		add_action('wp_enqueue_scripts', array($this, 'scripts'));
 
-		add_action( 'woocommerce_after_add_to_cart_quantity', array( $this, 'display_payment_request_button_html' ), 1 );
-		add_action( 'woocommerce_after_add_to_cart_quantity', array( $this, 'display_payment_request_button_separator_html' ), 2 );
+		add_action('woocommerce_after_add_to_cart_quantity', array($this, 'display_payment_request_button_html'), 1);
+		add_action('woocommerce_after_add_to_cart_quantity', array($this, 'display_payment_request_button_separator_html'), 2);
 
-		add_action( 'woocommerce_proceed_to_checkout', array( $this, 'display_payment_request_button_html' ), 1 );
-		add_action( 'woocommerce_proceed_to_checkout', array( $this, 'display_payment_request_button_separator_html' ), 2 );
+		add_action('woocommerce_proceed_to_checkout', array($this, 'display_payment_request_button_html'), 1);
+		add_action('woocommerce_proceed_to_checkout', array($this, 'display_payment_request_button_separator_html'), 2);
 
-		add_action( 'woocommerce_checkout_before_customer_details', array( $this, 'display_payment_request_button_html' ), 1 );
-		add_action( 'woocommerce_checkout_before_customer_details', array( $this, 'display_payment_request_button_separator_html' ), 2 );
+		add_action('woocommerce_checkout_before_customer_details', array($this, 'display_payment_request_button_html'), 1);
+		add_action('woocommerce_checkout_before_customer_details', array($this, 'display_payment_request_button_separator_html'), 2);
 
-		add_action( 'wc_ajax_wc_stripe_get_cart_details', array( $this, 'ajax_get_cart_details' ) );
-		add_action( 'wc_ajax_wc_stripe_get_shipping_options', array( $this, 'ajax_get_shipping_options' ) );
-		add_action( 'wc_ajax_wc_stripe_update_shipping_method', array( $this, 'ajax_update_shipping_method' ) );
-		add_action( 'wc_ajax_wc_stripe_create_order', array( $this, 'ajax_create_order' ) );
-		add_action( 'wc_ajax_wc_stripe_add_to_cart', array( $this, 'ajax_add_to_cart' ) );
-		add_action( 'wc_ajax_wc_stripe_get_selected_product_data', array( $this, 'ajax_get_selected_product_data' ) );
-		add_action( 'wc_ajax_wc_stripe_clear_cart', array( $this, 'ajax_clear_cart' ) );
-		add_action( 'wc_ajax_wc_stripe_log_errors', array( $this, 'ajax_log_errors' ) );
+		add_action('wc_ajax_wc_stripe_get_cart_details', array($this, 'ajax_get_cart_details'));
+		add_action('wc_ajax_wc_stripe_get_shipping_options', array($this, 'ajax_get_shipping_options'));
+		add_action('wc_ajax_wc_stripe_update_shipping_method', array($this, 'ajax_update_shipping_method'));
+		add_action('wc_ajax_wc_stripe_create_order', array($this, 'ajax_create_order'));
+		add_action('wc_ajax_wc_stripe_add_to_cart', array($this, 'ajax_add_to_cart'));
+		add_action('wc_ajax_wc_stripe_get_selected_product_data', array($this, 'ajax_get_selected_product_data'));
+		add_action('wc_ajax_wc_stripe_clear_cart', array($this, 'ajax_clear_cart'));
+		add_action('wc_ajax_wc_stripe_log_errors', array($this, 'ajax_log_errors'));
 
-		add_filter( 'woocommerce_gateway_title', array( $this, 'filter_gateway_title' ), 10, 2 );
-		add_filter( 'woocommerce_validate_postcode', array( $this, 'postal_code_validation' ), 10, 3 );
+		add_filter('woocommerce_gateway_title', array($this, 'filter_gateway_title'), 10, 2);
+		add_filter('woocommerce_validate_postcode', array($this, 'postal_code_validation'), 10, 3);
 
-		add_action( 'woocommerce_checkout_order_processed', array( $this, 'add_order_meta' ), 10, 2 );
+		add_action('woocommerce_checkout_order_processed', array($this, 'add_order_meta'), 10, 2);
 	}
 
 	/**
@@ -195,7 +195,7 @@ 
 	 * @return string
 	 */
 	public function get_button_type() {
-		return isset( $this->stripe_settings['payment_request_button_type'] ) ? $this->stripe_settings['payment_request_button_type'] : 'default';
+		return isset($this->stripe_settings['payment_request_button_type']) ? $this->stripe_settings['payment_request_button_type'] : 'default';
 	}
 
 	/**
@@ -206,7 +206,7 @@ 
 	 * @return string
 	 */
 	public function get_button_theme() {
-		return isset( $this->stripe_settings['payment_request_button_theme'] ) ? $this->stripe_settings['payment_request_button_theme'] : 'dark';
+		return isset($this->stripe_settings['payment_request_button_theme']) ? $this->stripe_settings['payment_request_button_theme'] : 'dark';
 	}
 
 	/**
@@ -217,7 +217,7 @@ 
 	 * @return string
 	 */
 	public function get_button_height() {
-		return isset( $this->stripe_settings['payment_request_button_height'] ) ? str_replace( 'px', '', $this->stripe_settings['payment_request_button_height'] ) : '64';
+		return isset($this->stripe_settings['payment_request_button_height']) ? str_replace('px', '', $this->stripe_settings['payment_request_button_height']) : '64';
 	}
 
 	/**
@@ -250,7 +250,7 @@ 
 	 * @return string
 	 */
 	public function get_button_label() {
-		return isset( $this->stripe_settings['payment_request_button_label'] ) ? $this->stripe_settings['payment_request_button_label'] : 'Buy now';
+		return isset($this->stripe_settings['payment_request_button_label']) ? $this->stripe_settings['payment_request_button_label'] : 'Buy now';
 	}
 
 	/**
@@ -260,22 +260,22 @@ 
 	 * @version 4.0.0
 	 */
 	public function get_product_data() {
-		if ( ! is_product() ) {
+		if ( ! is_product()) {
 			return false;
 		}
 
 		global $post;
 
-		$product = wc_get_product( $post->ID );
+		$product = wc_get_product($post->ID);
 
-		if ( 'variable' === $product->get_type() ) {
-			$attributes = wc_clean( wp_unslash( $_GET ) );
+		if ('variable' === $product->get_type()) {
+			$attributes = wc_clean(wp_unslash($_GET));
 
-			$data_store   = WC_Data_Store::load( 'product' );
-			$variation_id = $data_store->find_matching_product_variation( $product, $attributes );
+			$data_store   = WC_Data_Store::load('product');
+			$variation_id = $data_store->find_matching_product_variation($product, $attributes);
 
-			if ( ! empty( $variation_id ) ) {
-				$product = wc_get_product( $variation_id );
+			if ( ! empty($variation_id)) {
+				$product = wc_get_product($variation_id);
 			}
 		}
 
@@ -284,27 +284,27 @@ 
 
 		$items[] = array(
 			'label'  => $product->get_name(),
-			'amount' => WC_Stripe_Helper::get_stripe_amount( $product->get_price() ),
+			'amount' => WC_Stripe_Helper::get_stripe_amount($product->get_price()),
 		);
 
-		if ( wc_tax_enabled() ) {
+		if (wc_tax_enabled()) {
 			$items[] = array(
-				'label'   => __( 'Tax', 'woocommerce-gateway-stripe' ),
+				'label'   => __('Tax', 'woocommerce-gateway-stripe'),
 				'amount'  => 0,
 				'pending' => true,
 			);
 		}
 
-		if ( wc_shipping_enabled() && $product->needs_shipping() ) {
+		if (wc_shipping_enabled() && $product->needs_shipping()) {
 			$items[] = array(
-				'label'   => __( 'Shipping', 'woocommerce-gateway-stripe' ),
+				'label'   => __('Shipping', 'woocommerce-gateway-stripe'),
 				'amount'  => 0,
 				'pending' => true,
 			);
 
 			$data['shippingOptions'] = array(
 				'id'     => 'pending',
-				'label'  => __( 'Pending', 'woocommerce-gateway-stripe' ),
+				'label'  => __('Pending', 'woocommerce-gateway-stripe'),
 				'detail' => '',
 				'amount' => 0,
 			);
@@ -312,37 +312,37 @@ 
 
 		$data['displayItems'] = $items;
 		$data['total']        = array(
-			'label'   => apply_filters( 'wc_stripe_payment_request_total_label', $this->total_label ),
-			'amount'  => WC_Stripe_Helper::get_stripe_amount( $product->get_price() ),
+			'label'   => apply_filters('wc_stripe_payment_request_total_label', $this->total_label),
+			'amount'  => WC_Stripe_Helper::get_stripe_amount($product->get_price()),
 			'pending' => true,
 		);
 
-		$data['requestShipping'] = ( wc_shipping_enabled() && $product->needs_shipping() );
-		$data['currency']        = strtolower( get_woocommerce_currency() );
-		$data['country_code']    = substr( get_option( 'woocommerce_default_country' ), 0, 2 );
+		$data['requestShipping'] = (wc_shipping_enabled() && $product->needs_shipping());
+		$data['currency']        = strtolower(get_woocommerce_currency());
+		$data['country_code']    = substr(get_option('woocommerce_default_country'), 0, 2);
 
-		return apply_filters( 'wc_stripe_payment_request_product_data', $data, $product );
+		return apply_filters('wc_stripe_payment_request_product_data', $data, $product);
 	}
 
 	/**
 	 * Filters the gateway title to reflect Payment Request type
 	 *
 	 */
-	public function filter_gateway_title( $title, $id ) {
+	public function filter_gateway_title($title, $id) {
 		global $post;
 
-		if ( ! is_object( $post ) ) {
+		if ( ! is_object($post)) {
 			return $title;
 		}
 
-		$order        = wc_get_order( $post->ID );
-		$method_title = is_object( $order ) ? $order->get_payment_method_title() : '';
+		$order        = wc_get_order($post->ID);
+		$method_title = is_object($order) ? $order->get_payment_method_title() : '';
 
-		if ( 'stripe' === $id && ! empty( $method_title ) && 'Apple Pay (Stripe)' === $method_title ) {
+		if ('stripe' === $id && ! empty($method_title) && 'Apple Pay (Stripe)' === $method_title) {
 			return $method_title;
 		}
 
-		if ( 'stripe' === $id && ! empty( $method_title ) && 'Chrome Payment Request (Stripe)' === $method_title ) {
+		if ('stripe' === $id && ! empty($method_title) && 'Chrome Payment Request (Stripe)' === $method_title) {
 			return $method_title;
 		}
 
@@ -355,16 +355,16 @@ 
 	 * @since 3.1.4
 	 * @version 4.0.0
 	 */
-	public function postal_code_validation( $valid, $postcode, $country ) {
+	public function postal_code_validation($valid, $postcode, $country) {
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
 
-		if ( ! isset( $gateways['stripe'] ) ) {
+		if ( ! isset($gateways['stripe'])) {
 			return $valid;
 		}
 
-		$payment_request_type = isset( $_POST['payment_request_type'] ) ? wc_clean( $_POST['payment_request_type'] ) : '';
+		$payment_request_type = isset($_POST['payment_request_type']) ? wc_clean($_POST['payment_request_type']) : '';
 
-		if ( 'apple_pay' !== $payment_request_type ) {
+		if ('apple_pay' !== $payment_request_type) {
 			return $valid;
 		}
 
@@ -374,7 +374,7 @@ 
 		 * the order and not let it go through. The remedy for now is just to remove this validation.
 		 * Note that this only works with shipping providers that don't validate full postal codes.
 		 */
-		if ( 'GB' === $country || 'CA' === $country ) {
+		if ('GB' === $country || 'CA' === $country) {
 			return true;
 		}
 
@@ -389,22 +389,22 @@ 
 	 * @param int $order_id
 	 * @param array $posted_data The posted data from checkout form.
 	 */
-	public function add_order_meta( $order_id, $posted_data ) {
-		if ( empty( $_POST['payment_request_type'] ) ) {
+	public function add_order_meta($order_id, $posted_data) {
+		if (empty($_POST['payment_request_type'])) {
 			return;
 		}
 
-		$order = wc_get_order( $order_id );
+		$order = wc_get_order($order_id);
 
-		$payment_request_type = wc_clean( $_POST['payment_request_type'] );
+		$payment_request_type = wc_clean($_POST['payment_request_type']);
 
-		if ( 'apple_pay' === $payment_request_type ) {
-			$order->set_payment_method_title( 'Apple Pay (Stripe)' );
+		if ('apple_pay' === $payment_request_type) {
+			$order->set_payment_method_title('Apple Pay (Stripe)');
 			$order->save();
 		}
 
-		if ( 'payment_request_api' === $payment_request_type ) {
-			$order->set_payment_method_title( 'Chrome Payment Request (Stripe)' );
+		if ('payment_request_api' === $payment_request_type) {
+			$order->set_payment_method_title('Chrome Payment Request (Stripe)');
 			$order->save();
 		}
 	}
@@ -442,20 +442,20 @@ 
 	 * @return bool
 	 */
 	public function allowed_items_in_cart() {
-		foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
-			$_product = apply_filters( 'woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key );
+		foreach (WC()->cart->get_cart() as $cart_item_key => $cart_item) {
+			$_product = apply_filters('woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key);
 
-			if ( ! in_array( $_product->get_type(), $this->supported_product_types() ) ) {
+			if ( ! in_array($_product->get_type(), $this->supported_product_types())) {
 				return false;
 			}
 
 			// Trial subscriptions with shipping are not supported
-			if ( class_exists( 'WC_Subscriptions_Order' ) && WC_Subscriptions_Cart::cart_contains_subscription() && $_product->needs_shipping() && WC_Subscriptions_Product::get_trial_length( $_product ) > 0 ) {
+			if (class_exists('WC_Subscriptions_Order') && WC_Subscriptions_Cart::cart_contains_subscription() && $_product->needs_shipping() && WC_Subscriptions_Product::get_trial_length($_product) > 0) {
 				return false;
 			}
 
 			// Pre Orders compatbility where we don't support charge upon release.
-			if ( class_exists( 'WC_Pre_Orders_Order' ) && WC_Pre_Orders_Cart::cart_contains_pre_order() && WC_Pre_Orders_Product::product_is_charged_upon_release( WC_Pre_Orders_Cart::get_pre_order_product() ) ) {
+			if (class_exists('WC_Pre_Orders_Order') && WC_Pre_Orders_Cart::cart_contains_pre_order() && WC_Pre_Orders_Product::product_is_charged_upon_release(WC_Pre_Orders_Cart::get_pre_order_product())) {
 				return false;
 			}
 		}
@@ -471,59 +471,59 @@ 
 	 */
 	public function scripts() {
 		// If keys are not set bail.
-		if ( ! $this->are_keys_set() ) {
-			WC_Stripe_Logger::log( 'Keys are not set correctly.' );
+		if ( ! $this->are_keys_set()) {
+			WC_Stripe_Logger::log('Keys are not set correctly.');
 			return;
 		}
 
 		// If no SSL bail.
-		if ( ! $this->testmode && ! is_ssl() ) {
-			WC_Stripe_Logger::log( 'Stripe Payment Request live mode requires SSL.' );
+		if ( ! $this->testmode && ! is_ssl()) {
+			WC_Stripe_Logger::log('Stripe Payment Request live mode requires SSL.');
 			return;
 		}
 
-		if ( ! is_product() && ! is_cart() && ! is_checkout() && ! isset( $_GET['pay_for_order'] ) ) {
+		if ( ! is_product() && ! is_cart() && ! is_checkout() && ! isset($_GET['pay_for_order'])) {
 			return;
 		}
 
-		if ( is_product() && ! $this->should_show_payment_button_on_product_page() ) {
+		if (is_product() && ! $this->should_show_payment_button_on_product_page()) {
 			return;
 		}
 
-		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+		$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
 
 		$stripe_params = array(
-			'ajax_url'        => WC_AJAX::get_endpoint( '%%endpoint%%' ),
+			'ajax_url'        => WC_AJAX::get_endpoint('%%endpoint%%'),
 			'stripe'          => array(
 				'key'                => $this->publishable_key,
-				'allow_prepaid_card' => apply_filters( 'wc_stripe_allow_prepaid_card', true ) ? 'yes' : 'no',
+				'allow_prepaid_card' => apply_filters('wc_stripe_allow_prepaid_card', true) ? 'yes' : 'no',
 			),
 			'nonce'           => array(
-				'payment'                   => wp_create_nonce( 'wc-stripe-payment-request' ),
-				'shipping'                  => wp_create_nonce( 'wc-stripe-payment-request-shipping' ),
-				'update_shipping'           => wp_create_nonce( 'wc-stripe-update-shipping-method' ),
-				'checkout'                  => wp_create_nonce( 'woocommerce-process_checkout' ),
-				'add_to_cart'               => wp_create_nonce( 'wc-stripe-add-to-cart' ),
-				'get_selected_product_data' => wp_create_nonce( 'wc-stripe-get-selected-product-data' ),
-				'log_errors'                => wp_create_nonce( 'wc-stripe-log-errors' ),
-				'clear_cart'                => wp_create_nonce( 'wc-stripe-clear-cart' ),
+				'payment'                   => wp_create_nonce('wc-stripe-payment-request'),
+				'shipping'                  => wp_create_nonce('wc-stripe-payment-request-shipping'),
+				'update_shipping'           => wp_create_nonce('wc-stripe-update-shipping-method'),
+				'checkout'                  => wp_create_nonce('woocommerce-process_checkout'),
+				'add_to_cart'               => wp_create_nonce('wc-stripe-add-to-cart'),
+				'get_selected_product_data' => wp_create_nonce('wc-stripe-get-selected-product-data'),
+				'log_errors'                => wp_create_nonce('wc-stripe-log-errors'),
+				'clear_cart'                => wp_create_nonce('wc-stripe-clear-cart'),
 			),
 			'i18n'            => array(
-				'no_prepaid_card'  => __( 'Sorry, we\'re not accepting prepaid cards at this time.', 'woocommerce-gateway-stripe' ),
+				'no_prepaid_card'  => __('Sorry, we\'re not accepting prepaid cards at this time.', 'woocommerce-gateway-stripe'),
 				/* translators: Do not translate the [option] placeholder */
-				'unknown_shipping' => __( 'Unknown shipping option "[option]".', 'woocommerce-gateway-stripe' ),
+				'unknown_shipping' => __('Unknown shipping option "[option]".', 'woocommerce-gateway-stripe'),
 			),
 			'checkout'        => array(
 				'url'            => wc_get_checkout_url(),
-				'currency_code'  => strtolower( get_woocommerce_currency() ),
-				'country_code'   => substr( get_option( 'woocommerce_default_country' ), 0, 2 ),
+				'currency_code'  => strtolower(get_woocommerce_currency()),
+				'country_code'   => substr(get_option('woocommerce_default_country'), 0, 2),
 				'needs_shipping' => WC()->cart->needs_shipping() ? 'yes' : 'no',
 			),
 			'button'          => array(
 				'type'   => $this->get_button_type(),
 				'theme'  => $this->get_button_theme(),
 				'height' => $this->get_button_height(),
-				'locale' => apply_filters( 'wc_stripe_payment_request_button_locale', substr( get_locale(), 0, 2 ) ), // Default format is en_US.
+				'locale' => apply_filters('wc_stripe_payment_request_button_locale', substr(get_locale(), 0, 2)), // Default format is en_US.
 				'is_custom' => $this->is_custom_button(),
 				'css_selector' => $this->custom_button_selector(),
 			),
@@ -531,15 +531,15 @@ 
 			'product'         => $this->get_product_data(),
 		);
 
-		wp_register_script( 'stripe', 'https://js.stripe.com/v3/', '', '3.0', true );
-		wp_register_script( 'wc_stripe_payment_request', plugins_url( 'assets/js/stripe-payment-request' . $suffix . '.js', WC_STRIPE_MAIN_FILE ), array( 'jquery', 'stripe' ), WC_STRIPE_VERSION, true );
+		wp_register_script('stripe', 'https://js.stripe.com/v3/', '', '3.0', true);
+		wp_register_script('wc_stripe_payment_request', plugins_url('assets/js/stripe-payment-request' . $suffix . '.js', WC_STRIPE_MAIN_FILE), array('jquery', 'stripe'), WC_STRIPE_VERSION, true);
 
-		wp_localize_script( 'wc_stripe_payment_request', 'wc_stripe_payment_request_params', apply_filters( 'wc_stripe_payment_request_params', $stripe_params ) );
+		wp_localize_script('wc_stripe_payment_request', 'wc_stripe_payment_request_params', apply_filters('wc_stripe_payment_request_params', $stripe_params));
 
-		wp_enqueue_script( 'wc_stripe_payment_request' );
+		wp_enqueue_script('wc_stripe_payment_request');
 
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
-		if ( isset( $gateways['stripe'] ) ) {
+		if (isset($gateways['stripe'])) {
 			$gateways['stripe']->payment_scripts();
 		}
 	}
@@ -555,23 +555,23 @@ 
 
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
 
-		if ( ! isset( $gateways['stripe'] ) ) {
+		if ( ! isset($gateways['stripe'])) {
 			return;
 		}
 
-		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset( $_GET['pay_for_order'] ) ) {
+		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset($_GET['pay_for_order'])) {
 			return;
 		}
 
-		if ( is_checkout() && ! apply_filters( 'wc_stripe_show_payment_request_on_checkout', false, $post ) ) {
+		if (is_checkout() && ! apply_filters('wc_stripe_show_payment_request_on_checkout', false, $post)) {
 			return;
 		}
 
-		if ( is_product() && ! $this->should_show_payment_button_on_product_page() ) {
+		if (is_product() && ! $this->should_show_payment_button_on_product_page()) {
 			return;
 		} else {
-			if ( ! $this->allowed_items_in_cart() ) {
-				WC_Stripe_Logger::log( 'Items in the cart has unsupported product type ( Payment Request button disabled )' );
+			if ( ! $this->allowed_items_in_cart()) {
+				WC_Stripe_Logger::log('Items in the cart has unsupported product type ( Payment Request button disabled )');
 				return;
 			}
 		}
@@ -579,10 +579,10 @@ 
 		<div id="wc-stripe-payment-request-wrapper" style="clear:both;padding-top:1.5em;display:none;">
 			<div id="wc-stripe-payment-request-button">
 				<?php
-					if ( $this->is_custom_button() ) {
-						$label = esc_html( $this->get_button_label() );
-						$class_name = esc_attr( 'button ' .  $this->get_button_theme() );
-						$style = esc_attr( 'height:' . $this->get_button_height() . 'px;' );
+					if ($this->is_custom_button()) {
+						$label = esc_html($this->get_button_label());
+						$class_name = esc_attr('button ' . $this->get_button_theme());
+						$style = esc_attr('height:' . $this->get_button_height() . 'px;');
 						echo "<button id=\"wc-stripe-custom-button\" class=\"$class_name\" style=\"$style\"> $label </button>";
 					}
 				?>
@@ -603,28 +603,28 @@ 
 
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
 
-		if ( ! isset( $gateways['stripe'] ) ) {
+		if ( ! isset($gateways['stripe'])) {
 			return;
 		}
 
-		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset( $_GET['pay_for_order'] ) ) {
+		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset($_GET['pay_for_order'])) {
 			return;
 		}
 
-		if ( is_checkout() && ! apply_filters( 'wc_stripe_show_payment_request_on_checkout', false, $post ) ) {
+		if (is_checkout() && ! apply_filters('wc_stripe_show_payment_request_on_checkout', false, $post)) {
 			return;
 		}
 
-		if ( is_product() && ! $this->should_show_payment_button_on_product_page() ) {
+		if (is_product() && ! $this->should_show_payment_button_on_product_page()) {
 			return;
 		} else {
-			if ( ! $this->allowed_items_in_cart() ) {
-				WC_Stripe_Logger::log( 'Items in the cart has unsupported product type ( Payment Request button disabled )' );
+			if ( ! $this->allowed_items_in_cart()) {
+				WC_Stripe_Logger::log('Items in the cart has unsupported product type ( Payment Request button disabled )');
 				return;
 			}
 		}
 		?>
-		<p id="wc-stripe-payment-request-button-separator" style="margin-top:1.5em;text-align:center;display:none;">&mdash; <?php esc_html_e( 'OR', 'woocommerce-gateway-stripe' ); ?> &mdash;</p>
+		<p id="wc-stripe-payment-request-button-separator" style="margin-top:1.5em;text-align:center;display:none;">&mdash; <?php esc_html_e('OR', 'woocommerce-gateway-stripe'); ?> &mdash;</p>
 		<?php
 	}
 
@@ -640,32 +640,32 @@ 
 	private function should_show_payment_button_on_product_page() {
 		global $post;
 
-		$product = wc_get_product( $post->ID );
+		$product = wc_get_product($post->ID);
 
-		if ( apply_filters( 'wc_stripe_hide_payment_request_on_product_page', false, $post ) ) {
+		if (apply_filters('wc_stripe_hide_payment_request_on_product_page', false, $post)) {
 			return false;
 		}
 
-		if ( ! is_object( $product ) || ! in_array( $product->get_type(), $this->supported_product_types() ) ) {
+		if ( ! is_object($product) || ! in_array($product->get_type(), $this->supported_product_types())) {
 			return false;
 		}
 
 		// Trial subscriptions with shipping are not supported
-		if ( class_exists( 'WC_Subscriptions_Order' ) && $product->needs_shipping() && WC_Subscriptions_Product::get_trial_length( $product ) > 0 ) {
+		if (class_exists('WC_Subscriptions_Order') && $product->needs_shipping() && WC_Subscriptions_Product::get_trial_length($product) > 0) {
 			return false;
 		}
 
 		// Pre Orders charge upon release not supported.
-		if ( class_exists( 'WC_Pre_Orders_Order' ) && WC_Pre_Orders_Product::product_is_charged_upon_release( $product ) ) {
-			WC_Stripe_Logger::log( 'Pre Order charge upon release is not supported. ( Payment Request button disabled )' );
+		if (class_exists('WC_Pre_Orders_Order') && WC_Pre_Orders_Product::product_is_charged_upon_release($product)) {
+			WC_Stripe_Logger::log('Pre Order charge upon release is not supported. ( Payment Request button disabled )');
 			return false;
 		}
 
 		// File upload addon not supported
-		if ( class_exists( 'WC_Product_Addons_Helper' ) ) {
-			$product_addons = WC_Product_Addons_Helper::get_product_addons( $product->get_id() );
-			foreach ( $product_addons as $addon ) {
-				if ( 'file_upload' === $addon['type'] ) {
+		if (class_exists('WC_Product_Addons_Helper')) {
+			$product_addons = WC_Product_Addons_Helper::get_product_addons($product->get_id());
+			foreach ($product_addons as $addon) {
+				if ('file_upload' === $addon['type']) {
 					return false;
 				}
 			}
@@ -681,11 +681,11 @@ 
 	 * @version 4.0.0
 	 */
 	public function ajax_log_errors() {
-		check_ajax_referer( 'wc-stripe-log-errors', 'security' );
+		check_ajax_referer('wc-stripe-log-errors', 'security');
 
-		$errors = wc_clean( stripslashes( $_POST['errors'] ) );
+		$errors = wc_clean(stripslashes($_POST['errors']));
 
-		WC_Stripe_Logger::log( $errors );
+		WC_Stripe_Logger::log($errors);
 
 		exit;
 	}
@@ -697,7 +697,7 @@ 
 	 * @version 4.0.0
 	 */
 	public function ajax_clear_cart() {
-		check_ajax_referer( 'wc-stripe-clear-cart', 'security' );
+		check_ajax_referer('wc-stripe-clear-cart', 'security');
 
 		WC()->cart->empty_cart();
 		exit;
@@ -707,10 +707,10 @@ 
 	 * Get cart details.
 	 */
 	public function ajax_get_cart_details() {
-		check_ajax_referer( 'wc-stripe-payment-request', 'security' );
+		check_ajax_referer('wc-stripe-payment-request', 'security');
 
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
 		WC()->cart->calculate_totals();
@@ -721,14 +721,14 @@ 
 		$data = array(
 			'shipping_required' => WC()->cart->needs_shipping(),
 			'order_data'        => array(
-				'currency'     => strtolower( $currency ),
-				'country_code' => substr( get_option( 'woocommerce_default_country' ), 0, 2 ),
+				'currency'     => strtolower($currency),
+				'country_code' => substr(get_option('woocommerce_default_country'), 0, 2),
 			),
 		);
 
 		$data['order_data'] += $this->build_display_items();
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -739,7 +739,7 @@ 
 	 * @see WC_Shipping::get_packages().
 	 */
 	public function ajax_get_shipping_options() {
-		check_ajax_referer( 'wc-stripe-payment-request-shipping', 'security' );
+		check_ajax_referer('wc-stripe-payment-request-shipping', 'security');
 
 		$shipping_address = filter_input_array(
 			INPUT_POST,
@@ -753,8 +753,8 @@ 
 			)
 		);
 
-		$data = $this->get_shipping_options( $shipping_address );
-		wp_send_json( $data );
+		$data = $this->get_shipping_options($shipping_address);
+		wp_send_json($data);
 	}
 
 	/**
@@ -765,65 +765,65 @@ 
 	 * @return array Shipping options data.
 	 * phpcs:ignore Squiz.Commenting.FunctionCommentThrowTag
 	 */
-	public function get_shipping_options( $shipping_address ) {
+	public function get_shipping_options($shipping_address) {
 		try {
 			// Set the shipping options.
 			$data = array();
 
 			// Remember current shipping method before resetting.
-			$chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
-			$this->calculate_shipping( apply_filters( 'wc_stripe_payment_request_shipping_posted_values', $shipping_address ) );
+			$chosen_shipping_methods = WC()->session->get('chosen_shipping_methods');
+			$this->calculate_shipping(apply_filters('wc_stripe_payment_request_shipping_posted_values', $shipping_address));
 
 			$packages = WC()->shipping->get_packages();
 
-			if ( ! empty( $packages ) && WC()->customer->has_calculated_shipping() ) {
-				foreach ( $packages as $package_key => $package ) {
-					if ( empty( $package['rates'] ) ) {
-						throw new Exception( __( 'Unable to find shipping method for address.', 'woocommerce-gateway-stripe' ) );
+			if ( ! empty($packages) && WC()->customer->has_calculated_shipping()) {
+				foreach ($packages as $package_key => $package) {
+					if (empty($package['rates'])) {
+						throw new Exception(__('Unable to find shipping method for address.', 'woocommerce-gateway-stripe'));
 					}
 
-					foreach ( $package['rates'] as $key => $rate ) {
+					foreach ($package['rates'] as $key => $rate) {
 						$data['shipping_options'][] = array(
 							'id'     => $rate->id,
 							'label'  => $rate->label,
 							'detail' => '',
-							'amount' => WC_Stripe_Helper::get_stripe_amount( $rate->cost ),
+							'amount' => WC_Stripe_Helper::get_stripe_amount($rate->cost),
 						);
 					}
 				}
 			} else {
-				throw new Exception( __( 'Unable to find shipping method for address.', 'woocommerce-gateway-stripe' ) );
+				throw new Exception(__('Unable to find shipping method for address.', 'woocommerce-gateway-stripe'));
 			}
 
 			// The first shipping option is automatically applied on the client.
 			// Keep chosen shipping method by sorting shipping options if the method still available for new address.
 			// Fallback to the first available shipping method.
-			if ( isset( $data['shipping_options'][0] ) ) {
-				if ( isset( $chosen_shipping_methods[0] ) ) {
+			if (isset($data['shipping_options'][0])) {
+				if (isset($chosen_shipping_methods[0])) {
 					$chosen_method_id         = $chosen_shipping_methods[0];
-					$compare_shipping_options = function ( $a, $b ) use ( $chosen_method_id ) {
-						if ( $a['id'] === $chosen_method_id ) {
+					$compare_shipping_options = function($a, $b) use ($chosen_method_id) {
+						if ($a['id'] === $chosen_method_id) {
 							return -1;
 						}
 
-						if ( $b['id'] === $chosen_method_id ) {
+						if ($b['id'] === $chosen_method_id) {
 							return 1;
 						}
 
 						return 0;
 					};
-					usort( $data['shipping_options'], $compare_shipping_options );
+					usort($data['shipping_options'], $compare_shipping_options);
 				}
 
 				$first_shipping_method_id = $data['shipping_options'][0]['id'];
-				$this->update_shipping_method( [ $first_shipping_method_id ] );
+				$this->update_shipping_method([$first_shipping_method_id]);
 			}
 
 			WC()->cart->calculate_totals();
 
 			$data          += $this->build_display_items();
 			$data['result'] = 'success';
-		} catch ( Exception $e ) {
+		} catch (Exception $e) {
 			$data          += $this->build_display_items();
 			$data['result'] = 'invalid_shipping_address';
 		}
@@ -835,14 +835,14 @@ 
 	 * Update shipping method.
 	 */
 	public function ajax_update_shipping_method() {
-		check_ajax_referer( 'wc-stripe-update-shipping-method', 'security' );
+		check_ajax_referer('wc-stripe-update-shipping-method', 'security');
 
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
-		$shipping_methods = filter_input( INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
-		$this->update_shipping_method( $shipping_methods );
+		$shipping_methods = filter_input(INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY);
+		$this->update_shipping_method($shipping_methods);
 
 		WC()->cart->calculate_totals();
 
@@ -850,7 +850,7 @@ 
 		$data          += $this->build_display_items();
 		$data['result'] = 'success';
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -858,16 +858,16 @@ 
 	 *
 	 * @param array $shipping_methods Array of selected shipping methods ids.
 	 */
-	public function update_shipping_method( $shipping_methods ) {
-		$chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
+	public function update_shipping_method($shipping_methods) {
+		$chosen_shipping_methods = WC()->session->get('chosen_shipping_methods');
 
-		if ( is_array( $shipping_methods ) ) {
-			foreach ( $shipping_methods as $i => $value ) {
-				$chosen_shipping_methods[ $i ] = wc_clean( $value );
+		if (is_array($shipping_methods)) {
+			foreach ($shipping_methods as $i => $value) {
+				$chosen_shipping_methods[$i] = wc_clean($value);
 			}
 		}
 
-		WC()->session->set( 'chosen_shipping_methods', $chosen_shipping_methods );
+		WC()->session->set('chosen_shipping_methods', $chosen_shipping_methods);
 	}
 
 	/**
@@ -878,38 +878,38 @@ 
 	 * @return array $data
 	 */
 	public function ajax_get_selected_product_data() {
-		check_ajax_referer( 'wc-stripe-get-selected-product-data', 'security' );
+		check_ajax_referer('wc-stripe-get-selected-product-data', 'security');
 
 		try {
-			$product_id   = absint( $_POST['product_id'] );
-			$qty          = ! isset( $_POST['qty'] ) ? 1 : apply_filters( 'woocommerce_add_to_cart_quantity', absint( $_POST['qty'] ), $product_id );
-			$addon_value  = isset( $_POST['addon_value'] ) ? max( floatval( $_POST['addon_value'] ), 0 ) : 0;
-			$product      = wc_get_product( $product_id );
+			$product_id   = absint($_POST['product_id']);
+			$qty          = ! isset($_POST['qty']) ? 1 : apply_filters('woocommerce_add_to_cart_quantity', absint($_POST['qty']), $product_id);
+			$addon_value  = isset($_POST['addon_value']) ? max(floatval($_POST['addon_value']), 0) : 0;
+			$product      = wc_get_product($product_id);
 			$variation_id = null;
 
-			if ( ! is_a( $product, 'WC_Product' ) ) {
-				throw new Exception( sprintf( __( 'Product with the ID (%d) cannot be found.', 'woocommerce-gateway-stripe' ), $product_id ) );
+			if ( ! is_a($product, 'WC_Product')) {
+				throw new Exception(sprintf(__('Product with the ID (%d) cannot be found.', 'woocommerce-gateway-stripe'), $product_id));
 			}
 
-			if ( 'variable' === $product->get_type() && isset( $_POST['attributes'] ) ) {
-				$attributes = wc_clean( wp_unslash( $_POST['attributes'] ) );
+			if ('variable' === $product->get_type() && isset($_POST['attributes'])) {
+				$attributes = wc_clean(wp_unslash($_POST['attributes']));
 
-				$data_store   = WC_Data_Store::load( 'product' );
-				$variation_id = $data_store->find_matching_product_variation( $product, $attributes );
+				$data_store   = WC_Data_Store::load('product');
+				$variation_id = $data_store->find_matching_product_variation($product, $attributes);
 
-				if ( ! empty( $variation_id ) ) {
-					$product = wc_get_product( $variation_id );
+				if ( ! empty($variation_id)) {
+					$product = wc_get_product($variation_id);
 				}
 			}
 
 			// Force quantity to 1 if sold individually and check for existing item in cart.
-			if ( $product->is_sold_individually() ) {
-				$qty = apply_filters( 'wc_stripe_payment_request_add_to_cart_sold_individually_quantity', 1, $qty, $product_id, $variation_id );
+			if ($product->is_sold_individually()) {
+				$qty = apply_filters('wc_stripe_payment_request_add_to_cart_sold_individually_quantity', 1, $qty, $product_id, $variation_id);
 			}
 
-			if ( ! $product->has_enough_stock( $qty ) ) {
+			if ( ! $product->has_enough_stock($qty)) {
 				/* translators: 1: product name 2: quantity in stock */
-				throw new Exception( sprintf( __( 'You cannot add that amount of "%1$s"; to the cart because there is not enough stock (%2$s remaining).', 'woocommerce-gateway-stripe' ), $product->get_name(), wc_format_stock_quantity_for_display( $product->get_stock_quantity(), $product ) ) );
+				throw new Exception(sprintf(__('You cannot add that amount of "%1$s"; to the cart because there is not enough stock (%2$s remaining).', 'woocommerce-gateway-stripe'), $product->get_name(), wc_format_stock_quantity_for_display($product->get_stock_quantity(), $product)));
 			}
 
 			$total = $qty * $product->get_price() + $addon_value;
@@ -921,27 +921,27 @@ 
 
 			$items[] = array(
 				'label'  => $product->get_name() . $quantity_label,
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $total ),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($total),
 			);
 
-			if ( wc_tax_enabled() ) {
+			if (wc_tax_enabled()) {
 				$items[] = array(
-					'label'   => __( 'Tax', 'woocommerce-gateway-stripe' ),
+					'label'   => __('Tax', 'woocommerce-gateway-stripe'),
 					'amount'  => 0,
 					'pending' => true,
 				);
 			}
 
-			if ( wc_shipping_enabled() && $product->needs_shipping() ) {
+			if (wc_shipping_enabled() && $product->needs_shipping()) {
 				$items[] = array(
-					'label'   => __( 'Shipping', 'woocommerce-gateway-stripe' ),
+					'label'   => __('Shipping', 'woocommerce-gateway-stripe'),
 					'amount'  => 0,
 					'pending' => true,
 				);
 
 				$data['shippingOptions'] = array(
 					'id'     => 'pending',
-					'label'  => __( 'Pending', 'woocommerce-gateway-stripe' ),
+					'label'  => __('Pending', 'woocommerce-gateway-stripe'),
 					'detail' => '',
 					'amount' => 0,
 				);
@@ -950,17 +950,17 @@ 
 			$data['displayItems'] = $items;
 			$data['total']        = array(
 				'label'   => $this->total_label,
-				'amount'  => WC_Stripe_Helper::get_stripe_amount( $total ),
+				'amount'  => WC_Stripe_Helper::get_stripe_amount($total),
 				'pending' => true,
 			);
 
-			$data['requestShipping'] = ( wc_shipping_enabled() && $product->needs_shipping() );
-			$data['currency']        = strtolower( get_woocommerce_currency() );
-			$data['country_code']    = substr( get_option( 'woocommerce_default_country' ), 0, 2 );
+			$data['requestShipping'] = (wc_shipping_enabled() && $product->needs_shipping());
+			$data['currency']        = strtolower(get_woocommerce_currency());
+			$data['country_code']    = substr(get_option('woocommerce_default_country'), 0, 2);
 
-			wp_send_json( $data );
-		} catch ( Exception $e ) {
-			wp_send_json( array( 'error' => wp_strip_all_tags( $e->getMessage() ) ) );
+			wp_send_json($data);
+		} catch (Exception $e) {
+			wp_send_json(array('error' => wp_strip_all_tags($e->getMessage())));
 		}
 	}
 
@@ -972,33 +972,33 @@ 
 	 * @return array $data
 	 */
 	public function ajax_add_to_cart() {
-		check_ajax_referer( 'wc-stripe-add-to-cart', 'security' );
+		check_ajax_referer('wc-stripe-add-to-cart', 'security');
 
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
 		WC()->shipping->reset_shipping();
 
-		$product_id   = absint( $_POST['product_id'] );
-		$qty          = ! isset( $_POST['qty'] ) ? 1 : absint( $_POST['qty'] );
-		$product      = wc_get_product( $product_id );
+		$product_id   = absint($_POST['product_id']);
+		$qty          = ! isset($_POST['qty']) ? 1 : absint($_POST['qty']);
+		$product      = wc_get_product($product_id);
 		$product_type = $product->get_type();
 
 		// First empty the cart to prevent wrong calculation.
 		WC()->cart->empty_cart();
 
-		if ( ( 'variable' === $product_type || 'variable-subscription' === $product_type ) && isset( $_POST['attributes'] ) ) {
-			$attributes = wc_clean( wp_unslash( $_POST['attributes'] ) );
+		if (('variable' === $product_type || 'variable-subscription' === $product_type) && isset($_POST['attributes'])) {
+			$attributes = wc_clean(wp_unslash($_POST['attributes']));
 
-			$data_store   = WC_Data_Store::load( 'product' );
-			$variation_id = $data_store->find_matching_product_variation( $product, $attributes );
+			$data_store   = WC_Data_Store::load('product');
+			$variation_id = $data_store->find_matching_product_variation($product, $attributes);
 
-			WC()->cart->add_to_cart( $product->get_id(), $qty, $variation_id, $attributes );
+			WC()->cart->add_to_cart($product->get_id(), $qty, $variation_id, $attributes);
 		}
 
-		if ( 'simple' === $product_type || 'subscription' === $product_type ) {
-			WC()->cart->add_to_cart( $product->get_id(), $qty );
+		if ('simple' === $product_type || 'subscription' === $product_type) {
+			WC()->cart->add_to_cart($product->get_id(), $qty);
 		}
 
 		WC()->cart->calculate_totals();
@@ -1007,7 +1007,7 @@ 
 		$data          += $this->build_display_items();
 		$data['result'] = 'success';
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -1020,31 +1020,31 @@ 
 	 * @version 4.0.0
 	 */
 	public function normalize_state() {
-		$billing_country  = ! empty( $_POST['billing_country'] ) ? wc_clean( $_POST['billing_country'] ) : '';
-		$shipping_country = ! empty( $_POST['shipping_country'] ) ? wc_clean( $_POST['shipping_country'] ) : '';
-		$billing_state    = ! empty( $_POST['billing_state'] ) ? wc_clean( $_POST['billing_state'] ) : '';
-		$shipping_state   = ! empty( $_POST['shipping_state'] ) ? wc_clean( $_POST['shipping_state'] ) : '';
+		$billing_country  = ! empty($_POST['billing_country']) ? wc_clean($_POST['billing_country']) : '';
+		$shipping_country = ! empty($_POST['shipping_country']) ? wc_clean($_POST['shipping_country']) : '';
+		$billing_state    = ! empty($_POST['billing_state']) ? wc_clean($_POST['billing_state']) : '';
+		$shipping_state   = ! empty($_POST['shipping_state']) ? wc_clean($_POST['shipping_state']) : '';
 
-		if ( $billing_state && $billing_country ) {
-			$valid_states = WC()->countries->get_states( $billing_country );
+		if ($billing_state && $billing_country) {
+			$valid_states = WC()->countries->get_states($billing_country);
 
 			// Valid states found for country.
-			if ( ! empty( $valid_states ) && is_array( $valid_states ) && sizeof( $valid_states ) > 0 ) {
-				foreach ( $valid_states as $state_abbr => $state ) {
-					if ( preg_match( '/' . preg_quote( $state ) . '/i', $billing_state ) ) {
+			if ( ! empty($valid_states) && is_array($valid_states) && sizeof($valid_states) > 0) {
+				foreach ($valid_states as $state_abbr => $state) {
+					if (preg_match('/' . preg_quote($state) . '/i', $billing_state)) {
 						$_POST['billing_state'] = $state_abbr;
 					}
 				}
 			}
 		}
 
-		if ( $shipping_state && $shipping_country ) {
-			$valid_states = WC()->countries->get_states( $shipping_country );
+		if ($shipping_state && $shipping_country) {
+			$valid_states = WC()->countries->get_states($shipping_country);
 
 			// Valid states found for country.
-			if ( ! empty( $valid_states ) && is_array( $valid_states ) && sizeof( $valid_states ) > 0 ) {
-				foreach ( $valid_states as $state_abbr => $state ) {
-					if ( preg_match( '/' . preg_quote( $state ) . '/i', $shipping_state ) ) {
+			if ( ! empty($valid_states) && is_array($valid_states) && sizeof($valid_states) > 0) {
+				foreach ($valid_states as $state_abbr => $state) {
+					if (preg_match('/' . preg_quote($state) . '/i', $shipping_state)) {
 						$_POST['shipping_state'] = $state_abbr;
 					}
 				}
@@ -1059,19 +1059,19 @@ 
 	 * @version 4.0.0
 	 */
 	public function ajax_create_order() {
-		if ( WC()->cart->is_empty() ) {
-			wp_send_json_error( __( 'Empty cart', 'woocommerce-gateway-stripe' ) );
+		if (WC()->cart->is_empty()) {
+			wp_send_json_error(__('Empty cart', 'woocommerce-gateway-stripe'));
 		}
 
-		if ( ! defined( 'WOOCOMMERCE_CHECKOUT' ) ) {
-			define( 'WOOCOMMERCE_CHECKOUT', true );
+		if ( ! defined('WOOCOMMERCE_CHECKOUT')) {
+			define('WOOCOMMERCE_CHECKOUT', true);
 		}
 
 		$this->normalize_state();
 
 		WC()->checkout()->process_checkout();
 
-		die( 0 );
+		die(0);
 	}
 
 	/**
@@ -1081,38 +1081,38 @@ 
 	 * @version 4.0.0
 	 * @param array $address
 	 */
-	protected function calculate_shipping( $address = array() ) {
+	protected function calculate_shipping($address = array()) {
 		$country   = $address['country'];
 		$state     = $address['state'];
 		$postcode  = $address['postcode'];
 		$city      = $address['city'];
 		$address_1 = $address['address'];
 		$address_2 = $address['address_2'];
-		$wc_states = WC()->countries->get_states( $country );
+		$wc_states = WC()->countries->get_states($country);
 
 		/**
 		 * In some versions of Chrome, state can be a full name. So we need
 		 * to convert that to abbreviation as WC is expecting that.
 		 */
-		if ( 2 < strlen( $state ) && ! empty( $wc_states ) ) {
-			$state = array_search( ucwords( strtolower( $state ) ), $wc_states, true );
+		if (2 < strlen($state) && ! empty($wc_states)) {
+			$state = array_search(ucwords(strtolower($state)), $wc_states, true);
 		}
 
 		WC()->shipping->reset_shipping();
 
-		if ( $postcode && WC_Validation::is_postcode( $postcode, $country ) ) {
-			$postcode = wc_format_postcode( $postcode, $country );
+		if ($postcode && WC_Validation::is_postcode($postcode, $country)) {
+			$postcode = wc_format_postcode($postcode, $country);
 		}
 
-		if ( $country ) {
-			WC()->customer->set_location( $country, $state, $postcode, $city );
-			WC()->customer->set_shipping_location( $country, $state, $postcode, $city );
+		if ($country) {
+			WC()->customer->set_location($country, $state, $postcode, $city);
+			WC()->customer->set_shipping_location($country, $state, $postcode, $city);
 		} else {
 			WC()->customer->set_billing_address_to_base();
 			WC()->customer->set_shipping_address_to_base();
 		}
 
-		WC()->customer->set_calculated_shipping( true );
+		WC()->customer->set_calculated_shipping(true);
 		WC()->customer->save();
 
 		$packages = array();
@@ -1128,17 +1128,17 @@ 
 		$packages[0]['destination']['address']   = $address_1;
 		$packages[0]['destination']['address_2'] = $address_2;
 
-		foreach ( WC()->cart->get_cart() as $item ) {
-			if ( $item['data']->needs_shipping() ) {
-				if ( isset( $item['line_total'] ) ) {
+		foreach (WC()->cart->get_cart() as $item) {
+			if ($item['data']->needs_shipping()) {
+				if (isset($item['line_total'])) {
 					$packages[0]['contents_cost'] += $item['line_total'];
 				}
 			}
 		}
 
-		$packages = apply_filters( 'woocommerce_cart_shipping_packages', $packages );
+		$packages = apply_filters('woocommerce_cart_shipping_packages', $packages);
 
-		WC()->shipping->calculate_shipping( $packages );
+		WC()->shipping->calculate_shipping($packages);
 	}
 
 	/**
@@ -1147,19 +1147,19 @@ 
 	 * @since 3.1.0
 	 * @version 4.0.0
 	 */
-	protected function build_shipping_methods( $shipping_methods ) {
-		if ( empty( $shipping_methods ) ) {
+	protected function build_shipping_methods($shipping_methods) {
+		if (empty($shipping_methods)) {
 			return array();
 		}
 
 		$shipping = array();
 
-		foreach ( $shipping_methods as $method ) {
+		foreach ($shipping_methods as $method) {
 			$shipping[] = array(
 				'id'     => $method['id'],
 				'label'  => $method['label'],
 				'detail' => '',
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $method['amount']['value'] ),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($method['amount']['value']),
 			);
 		}
 
@@ -1173,8 +1173,8 @@ 
 	 * @version 4.0.0
 	 */
 	protected function build_display_items() {
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
 		$items     = array();
@@ -1182,8 +1182,8 @@ 
 		$discounts = 0;
 
 		// Default show only subtotal instead of itemization.
-		if ( ! apply_filters( 'wc_stripe_payment_request_hide_itemization', true ) ) {
-			foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
+		if ( ! apply_filters('wc_stripe_payment_request_hide_itemization', true)) {
+			foreach (WC()->cart->get_cart() as $cart_item_key => $cart_item) {
 				$amount         = $cart_item['line_subtotal'];
 				$subtotal      += $cart_item['line_subtotal'];
 				$quantity_label = 1 < $cart_item['quantity'] ? ' (x' . $cart_item['quantity'] . ')' : '';
@@ -1192,61 +1192,61 @@ 
 
 				$item = array(
 					'label'  => $product_name . $quantity_label,
-					'amount' => WC_Stripe_Helper::get_stripe_amount( $amount ),
+					'amount' => WC_Stripe_Helper::get_stripe_amount($amount),
 				);
 
 				$items[] = $item;
 			}
 		}
 
-		if ( version_compare( WC_VERSION, '3.2', '<' ) ) {
-			$discounts = wc_format_decimal( WC()->cart->get_cart_discount_total(), WC()->cart->dp );
+		if (version_compare(WC_VERSION, '3.2', '<')) {
+			$discounts = wc_format_decimal(WC()->cart->get_cart_discount_total(), WC()->cart->dp);
 		} else {
-			$applied_coupons = array_values( WC()->cart->get_coupon_discount_totals() );
+			$applied_coupons = array_values(WC()->cart->get_coupon_discount_totals());
 
-			foreach ( $applied_coupons as $amount ) {
+			foreach ($applied_coupons as $amount) {
 				$discounts += (float) $amount;
 			}
 		}
 
-		$discounts   = wc_format_decimal( $discounts, WC()->cart->dp );
-		$tax         = wc_format_decimal( WC()->cart->tax_total + WC()->cart->shipping_tax_total, WC()->cart->dp );
-		$shipping    = wc_format_decimal( WC()->cart->shipping_total, WC()->cart->dp );
-		$items_total = wc_format_decimal( WC()->cart->cart_contents_total, WC()->cart->dp ) + $discounts;
-		$order_total = version_compare( WC_VERSION, '3.2', '<' ) ? wc_format_decimal( $items_total + $tax + $shipping - $discounts, WC()->cart->dp ) : WC()->cart->get_total( false );
+		$discounts   = wc_format_decimal($discounts, WC()->cart->dp);
+		$tax         = wc_format_decimal(WC()->cart->tax_total + WC()->cart->shipping_tax_total, WC()->cart->dp);
+		$shipping    = wc_format_decimal(WC()->cart->shipping_total, WC()->cart->dp);
+		$items_total = wc_format_decimal(WC()->cart->cart_contents_total, WC()->cart->dp) + $discounts;
+		$order_total = version_compare(WC_VERSION, '3.2', '<') ? wc_format_decimal($items_total + $tax + $shipping - $discounts, WC()->cart->dp) : WC()->cart->get_total(false);
 
-		if ( wc_tax_enabled() ) {
+		if (wc_tax_enabled()) {
 			$items[] = array(
-				'label'  => esc_html( __( 'Tax', 'woocommerce-gateway-stripe' ) ),
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $tax ),
+				'label'  => esc_html(__('Tax', 'woocommerce-gateway-stripe')),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($tax),
 			);
 		}
 
-		if ( WC()->cart->needs_shipping() ) {
+		if (WC()->cart->needs_shipping()) {
 			$items[] = array(
-				'label'  => esc_html( __( 'Shipping', 'woocommerce-gateway-stripe' ) ),
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $shipping ),
+				'label'  => esc_html(__('Shipping', 'woocommerce-gateway-stripe')),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($shipping),
 			);
 		}
 
-		if ( WC()->cart->has_discount() ) {
+		if (WC()->cart->has_discount()) {
 			$items[] = array(
-				'label'  => esc_html( __( 'Discount', 'woocommerce-gateway-stripe' ) ),
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $discounts ),
+				'label'  => esc_html(__('Discount', 'woocommerce-gateway-stripe')),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($discounts),
 			);
 		}
 
-		if ( version_compare( WC_VERSION, '3.2', '<' ) ) {
+		if (version_compare(WC_VERSION, '3.2', '<')) {
 			$cart_fees = WC()->cart->fees;
 		} else {
 			$cart_fees = WC()->cart->get_fees();
 		}
 
 		// Include fees and taxes as display items.
-		foreach ( $cart_fees as $key => $fee ) {
+		foreach ($cart_fees as $key => $fee) {
 			$items[] = array(
 				'label'  => $fee->name,
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $fee->amount ),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($fee->amount),
 			);
 		}
 
@@ -1254,7 +1254,7 @@ 
 			'displayItems' => $items,
 			'total'        => array(
 				'label'   => $this->total_label,
-				'amount'  => max( 0, apply_filters( 'woocommerce_stripe_calculated_total', WC_Stripe_Helper::get_stripe_amount( $order_total ), $order_total, WC()->cart ) ),
+				'amount'  => max(0, apply_filters('woocommerce_stripe_calculated_total', WC_Stripe_Helper::get_stripe_amount($order_total), $order_total, WC()->cart)),
 				'pending' => false,
 			),
 		);

includes/admin/stripe-eps-settings.php

Spacing +12 added lines, -12 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -7,36 +7,36 @@ 
 	'wc_stripe_eps_settings',
 	array(
 		'geo_target'  => array(
-			'description' => __( 'Relevant Payer Geography: Austria', 'woocommerce-gateway-stripe' ),
+			'description' => __('Relevant Payer Geography: Austria', 'woocommerce-gateway-stripe'),
 			'type'        => 'title',
 		),
 		'activation'  => array(
-			'description' => __( 'Must be activated from your Stripe Dashboard Settings <a href="https://dashboard.stripe.com/account/payments/settings" target="_blank">here</a>', 'woocommerce-gateway-stripe' ),
+			'description' => __('Must be activated from your Stripe Dashboard Settings <a href="https://dashboard.stripe.com/account/payments/settings" target="_blank">here</a>', 'woocommerce-gateway-stripe'),
 			'type'        => 'title',
 		),
 		'enabled'     => array(
-			'title'       => __( 'Enable/Disable', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Enable Stripe EPS', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Enable/Disable', 'woocommerce-gateway-stripe'),
+			'label'       => __('Enable Stripe EPS', 'woocommerce-gateway-stripe'),
 			'type'        => 'checkbox',
 			'description' => '',
 			'default'     => 'no',
 		),
 		'title'       => array(
-			'title'       => __( 'Title', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Title', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'This controls the title which the user sees during checkout.', 'woocommerce-gateway-stripe' ),
-			'default'     => __( 'EPS', 'woocommerce-gateway-stripe' ),
+			'description' => __('This controls the title which the user sees during checkout.', 'woocommerce-gateway-stripe'),
+			'default'     => __('EPS', 'woocommerce-gateway-stripe'),
 			'desc_tip'    => true,
 		),
 		'description' => array(
-			'title'       => __( 'Description', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Description', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'This controls the description which the user sees during checkout.', 'woocommerce-gateway-stripe' ),
-			'default'     => __( 'You will be redirected to EPS.', 'woocommerce-gateway-stripe' ),
+			'description' => __('This controls the description which the user sees during checkout.', 'woocommerce-gateway-stripe'),
+			'default'     => __('You will be redirected to EPS.', 'woocommerce-gateway-stripe'),
 			'desc_tip'    => true,
 		),
 		'webhook'     => array(
-			'title'       => __( 'Webhook Endpoints', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Webhook Endpoints', 'woocommerce-gateway-stripe'),
 			'type'        => 'title',
 			/* translators: webhook URL */
 			'description' => $this->display_admin_settings_webhook_description(),

includes/admin/class-wc-stripe-privacy.php

Spacing +113 added lines, -113 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! class_exists( 'WC_Abstract_Privacy' ) ) {
+if ( ! class_exists('WC_Abstract_Privacy')) {
 	return;
 }
 
@@ -9,20 +9,20 @@ 
 	 *
 	 */
 	public function __construct() {
-		parent::__construct( __( 'Stripe', 'woocommerce-gateway-stripe' ) );
+		parent::__construct(__('Stripe', 'woocommerce-gateway-stripe'));
 
-		$this->add_exporter( 'woocommerce-gateway-stripe-order-data', __( 'WooCommerce Stripe Order Data', 'woocommerce-gateway-stripe' ), array( $this, 'order_data_exporter' ) );
+		$this->add_exporter('woocommerce-gateway-stripe-order-data', __('WooCommerce Stripe Order Data', 'woocommerce-gateway-stripe'), array($this, 'order_data_exporter'));
 
-		if ( function_exists( 'wcs_get_subscriptions' ) ) {
-			$this->add_exporter( 'woocommerce-gateway-stripe-subscriptions-data', __( 'WooCommerce Stripe Subscriptions Data', 'woocommerce-gateway-stripe' ), array( $this, 'subscriptions_data_exporter' ) );
+		if (function_exists('wcs_get_subscriptions')) {
+			$this->add_exporter('woocommerce-gateway-stripe-subscriptions-data', __('WooCommerce Stripe Subscriptions Data', 'woocommerce-gateway-stripe'), array($this, 'subscriptions_data_exporter'));
 		}
 
-		$this->add_exporter( 'woocommerce-gateway-stripe-customer-data', __( 'WooCommerce Stripe Customer Data', 'woocommerce-gateway-stripe' ), array( $this, 'customer_data_exporter' ) );
+		$this->add_exporter('woocommerce-gateway-stripe-customer-data', __('WooCommerce Stripe Customer Data', 'woocommerce-gateway-stripe'), array($this, 'customer_data_exporter'));
 
-		$this->add_eraser( 'woocommerce-gateway-stripe-customer-data', __( 'WooCommerce Stripe Customer Data', 'woocommerce-gateway-stripe' ), array( $this, 'customer_data_eraser' ) );
-		$this->add_eraser( 'woocommerce-gateway-stripe-order-data', __( 'WooCommerce Stripe Data', 'woocommerce-gateway-stripe' ), array( $this, 'order_data_eraser' ) );
+		$this->add_eraser('woocommerce-gateway-stripe-customer-data', __('WooCommerce Stripe Customer Data', 'woocommerce-gateway-stripe'), array($this, 'customer_data_eraser'));
+		$this->add_eraser('woocommerce-gateway-stripe-order-data', __('WooCommerce Stripe Data', 'woocommerce-gateway-stripe'), array($this, 'order_data_eraser'));
 
-		add_filter( 'woocommerce_get_settings_account', array( $this, 'account_settings' ) );
+		add_filter('woocommerce_get_settings_account', array($this, 'account_settings'));
 	}
 
 	/**
@@ -31,14 +31,14 @@ 
 	 * @param array $settings
 	 * @return array $settings Updated
 	 */
-	public function account_settings( $settings ) {
+	public function account_settings($settings) {
 		$insert_setting = array(
 			array(
-				'title'       => __( 'Retain Stripe Data', 'woocommerce-gateway-stripe' ),
-				'desc_tip'    => __( 'Retains any Stripe data such as Stripe customer ID, source ID.', 'woocommerce-gateway-stripe' ),
+				'title'       => __('Retain Stripe Data', 'woocommerce-gateway-stripe'),
+				'desc_tip'    => __('Retains any Stripe data such as Stripe customer ID, source ID.', 'woocommerce-gateway-stripe'),
 				'id'          => 'woocommerce_gateway_stripe_retention',
 				'type'        => 'relative_date_selector',
-				'placeholder' => __( 'N/A', 'woocommerce-gateway-stripe' ),
+				'placeholder' => __('N/A', 'woocommerce-gateway-stripe'),
 				'default'     => '',
 				'autoload'    => false,
 			),
@@ -46,15 +46,15 @@ 
 
 		$index = null;
 
-		foreach ( $settings as $key => $value) {
-			if ( 'sectionend' === $value[ 'type' ] && 'personal_data_retention' === $value[ 'id' ] ) {
+		foreach ($settings as $key => $value) {
+			if ('sectionend' === $value['type'] && 'personal_data_retention' === $value['id']) {
 				$index = $key;
 				break;
 			}
 		}
 
-		if ( ! is_null( $index ) ) {
-			array_splice( $settings, $index, 0, $insert_setting );
+		if ( ! is_null($index)) {
+			array_splice($settings, $index, 0, $insert_setting);
 		}
 
 		return $settings;
@@ -68,22 +68,22 @@ 
 	 *
 	 * @return array WP_Post
 	 */
-	protected function get_stripe_orders( $email_address, $page ) {
-		$user = get_user_by( 'email', $email_address ); // Check if user has an ID in the DB to load stored personal data.
+	protected function get_stripe_orders($email_address, $page) {
+		$user = get_user_by('email', $email_address); // Check if user has an ID in the DB to load stored personal data.
 
 		$order_query = array(
-			'payment_method' => array( 'stripe', 'stripe_alipay', 'stripe_bancontact', 'stripe_eps', 'stripe_giropay', 'stripe_ideal', 'stripe_multibanco', 'stripe_p24', 'stripe_sepa', 'stripe_sofort' ),
+			'payment_method' => array('stripe', 'stripe_alipay', 'stripe_bancontact', 'stripe_eps', 'stripe_giropay', 'stripe_ideal', 'stripe_multibanco', 'stripe_p24', 'stripe_sepa', 'stripe_sofort'),
 			'limit'          => 10,
 			'page'           => $page,
 		);
 
-		if ( $user instanceof WP_User ) {
+		if ($user instanceof WP_User) {
 			$order_query['customer_id'] = (int) $user->ID;
 		} else {
 			$order_query['billing_email'] = $email_address;
 		}
 
-		return wc_get_orders( $order_query );
+		return wc_get_orders($order_query);
 	}
 
 	/**
@@ -92,7 +92,7 @@ 
 	 */
 	public function get_privacy_message() {
 		/* translators: %s URL to docs */
-		return wpautop( sprintf( __( 'By using this extension, you may be storing personal data or sharing data with an external service. <a href="%s" target="_blank">Learn more about how this works, including what you may want to include in your privacy policy.</a>', 'woocommerce-gateway-stripe' ), 'https://docs.woocommerce.com/document/privacy-payments/#woocommerce-gateway-stripe' ) );
+		return wpautop(sprintf(__('By using this extension, you may be storing personal data or sharing data with an external service. <a href="%s" target="_blank">Learn more about how this works, including what you may want to include in your privacy policy.</a>', 'woocommerce-gateway-stripe'), 'https://docs.woocommerce.com/document/privacy-payments/#woocommerce-gateway-stripe'));
 	}
 
 	/**
@@ -103,34 +103,34 @@ 
 	 *
 	 * @return array
 	 */
-	public function order_data_exporter( $email_address, $page = 1 ) {
+	public function order_data_exporter($email_address, $page = 1) {
 		$done           = false;
 		$data_to_export = array();
 
-		$orders = $this->get_stripe_orders( $email_address, (int) $page );
+		$orders = $this->get_stripe_orders($email_address, (int) $page);
 
 		$done = true;
 
-		if ( 0 < count( $orders ) ) {
-			foreach ( $orders as $order ) {
+		if (0 < count($orders)) {
+			foreach ($orders as $order) {
 				$data_to_export[] = array(
 					'group_id'    => 'woocommerce_orders',
-					'group_label' => __( 'Orders', 'woocommerce-gateway-stripe' ),
+					'group_label' => __('Orders', 'woocommerce-gateway-stripe'),
 					'item_id'     => 'order-' . $order->get_id(),
 					'data'        => array(
 						array(
-							'name'  => __( 'Stripe payment id', 'woocommerce-gateway-stripe' ),
-							'value' => get_post_meta( $order->get_id(), '_stripe_source_id', true ),
+							'name'  => __('Stripe payment id', 'woocommerce-gateway-stripe'),
+							'value' => get_post_meta($order->get_id(), '_stripe_source_id', true),
 						),
 						array(
-							'name'  => __( 'Stripe customer id', 'woocommerce-gateway-stripe' ),
-							'value' => get_post_meta( $order->get_id(), '_stripe_customer_id', true ),
+							'name'  => __('Stripe customer id', 'woocommerce-gateway-stripe'),
+							'value' => get_post_meta($order->get_id(), '_stripe_customer_id', true),
 						),
 					),
 				);
 			}
 
-			$done = 10 > count( $orders );
+			$done = 10 > count($orders);
 		}
 
 		return array(
@@ -147,7 +147,7 @@ 
 	 *
 	 * @return array
 	 */
-	public function subscriptions_data_exporter( $email_address, $page = 1 ) {
+	public function subscriptions_data_exporter($email_address, $page = 1) {
 		$done           = false;
 		$page           = (int) $page;
 		$data_to_export = array();
@@ -156,7 +156,7 @@ 
 			'relation' => 'AND',
 			array(
 				'key'     => '_payment_method',
-				'value'   => array( 'stripe', 'stripe_alipay', 'stripe_bancontact', 'stripe_eps', 'stripe_giropay', 'stripe_ideal', 'stripe_multibanco', 'stripe_p24', 'stripe_sepa', 'stripe_sofort' ),
+				'value'   => array('stripe', 'stripe_alipay', 'stripe_bancontact', 'stripe_eps', 'stripe_giropay', 'stripe_ideal', 'stripe_multibanco', 'stripe_p24', 'stripe_sepa', 'stripe_sofort'),
 				'compare' => 'IN',
 			),
 			array(
@@ -172,30 +172,30 @@ 
 			'meta_query'     => $meta_query,
 		);
 
-		$subscriptions = wcs_get_subscriptions( $subscription_query );
+		$subscriptions = wcs_get_subscriptions($subscription_query);
 
 		$done = true;
 
-		if ( 0 < count( $subscriptions ) ) {
-			foreach ( $subscriptions as $subscription ) {
+		if (0 < count($subscriptions)) {
+			foreach ($subscriptions as $subscription) {
 				$data_to_export[] = array(
 					'group_id'    => 'woocommerce_subscriptions',
-					'group_label' => __( 'Subscriptions', 'woocommerce-gateway-stripe' ),
+					'group_label' => __('Subscriptions', 'woocommerce-gateway-stripe'),
 					'item_id'     => 'subscription-' . $subscription->get_id(),
 					'data'        => array(
 						array(
-							'name'  => __( 'Stripe payment id', 'woocommerce-gateway-stripe' ),
-							'value' => get_post_meta( $subscription->get_id(), '_stripe_source_id', true ),
+							'name'  => __('Stripe payment id', 'woocommerce-gateway-stripe'),
+							'value' => get_post_meta($subscription->get_id(), '_stripe_source_id', true),
 						),
 						array(
-							'name'  => __( 'Stripe customer id', 'woocommerce-gateway-stripe' ),
-							'value' => get_post_meta( $subscription->get_id(), '_stripe_customer_id', true ),
+							'name'  => __('Stripe customer id', 'woocommerce-gateway-stripe'),
+							'value' => get_post_meta($subscription->get_id(), '_stripe_customer_id', true),
 						),
 					),
 				);
 			}
 
-			$done = 10 > count( $subscriptions );
+			$done = 10 > count($subscriptions);
 		}
 
 		return array(
@@ -211,24 +211,24 @@ 
 	 * @param int    $page  Page.
 	 * @return array An array of personal data in name value pairs
 	 */
-	public function customer_data_exporter( $email_address, $page ) {
-		$user           = get_user_by( 'email', $email_address ); // Check if user has an ID in the DB to load stored personal data.
+	public function customer_data_exporter($email_address, $page) {
+		$user           = get_user_by('email', $email_address); // Check if user has an ID in the DB to load stored personal data.
 		$data_to_export = array();
 
-		if ( $user instanceof WP_User ) {
-			$stripe_user = new WC_Stripe_Customer( $user->ID );
+		if ($user instanceof WP_User) {
+			$stripe_user = new WC_Stripe_Customer($user->ID);
 
 			$data_to_export[] = array(
 				'group_id'    => 'woocommerce_customer',
-				'group_label' => __( 'Customer Data', 'woocommerce-gateway-stripe' ),
+				'group_label' => __('Customer Data', 'woocommerce-gateway-stripe'),
 				'item_id'     => 'user',
 				'data'        => array(
 					array(
-						'name'  => __( 'Stripe payment id', 'woocommerce-gateway-stripe' ),
-						'value' => get_user_option( '_stripe_source_id', $user->ID ),
+						'name'  => __('Stripe payment id', 'woocommerce-gateway-stripe'),
+						'value' => get_user_option('_stripe_source_id', $user->ID),
 					),
 					array(
-						'name'  => __( 'Stripe customer id', 'woocommerce-gateway-stripe' ),
+						'name'  => __('Stripe customer id', 'woocommerce-gateway-stripe'),
 						'value' => $stripe_user->get_id(),
 					),
 				),
@@ -248,25 +248,25 @@ 
 	 * @param int    $page  Page.
 	 * @return array An array of personal data in name value pairs
 	 */
-	public function customer_data_eraser( $email_address, $page ) {
+	public function customer_data_eraser($email_address, $page) {
 		$page               = (int) $page;
-		$user               = get_user_by( 'email', $email_address ); // Check if user has an ID in the DB to load stored personal data.
+		$user               = get_user_by('email', $email_address); // Check if user has an ID in the DB to load stored personal data.
 		$stripe_customer_id = '';
 		$stripe_source_id   = '';
 
-		if ( $user instanceof WP_User ) {
-			$stripe_customer_id = get_user_option( '_stripe_customer_id', $user->ID );
-			$stripe_source_id   = get_user_option( '_stripe_source_id', $user->ID );
+		if ($user instanceof WP_User) {
+			$stripe_customer_id = get_user_option('_stripe_customer_id', $user->ID);
+			$stripe_source_id   = get_user_option('_stripe_source_id', $user->ID);
 		}
 
 		$items_removed = false;
 		$messages      = array();
 
-		if ( ! empty( $stripe_customer_id ) || ! empty( $stripe_source_id ) ) {
+		if ( ! empty($stripe_customer_id) || ! empty($stripe_source_id)) {
 			$items_removed = true;
-			delete_user_option( $user->ID, '_stripe_customer_id' );
-			delete_user_option( $user->ID, '_stripe_source_id' );
-			$messages[] = __( 'Stripe User Data Erased.', 'woocommerce-gateway-stripe' );
+			delete_user_option($user->ID, '_stripe_customer_id');
+			delete_user_option($user->ID, '_stripe_source_id');
+			$messages[] = __('Stripe User Data Erased.', 'woocommerce-gateway-stripe');
 		}
 
 		return array(
@@ -284,29 +284,29 @@ 
 	 * @param int    $page  Page.
 	 * @return array An array of personal data in name value pairs
 	 */
-	public function order_data_eraser( $email_address, $page ) {
-		$orders = $this->get_stripe_orders( $email_address, (int) $page );
+	public function order_data_eraser($email_address, $page) {
+		$orders = $this->get_stripe_orders($email_address, (int) $page);
 
 		$items_removed  = false;
 		$items_retained = false;
 		$messages       = array();
 
-		foreach ( (array) $orders as $order ) {
-			$order = wc_get_order( $order->get_id() );
+		foreach ((array) $orders as $order) {
+			$order = wc_get_order($order->get_id());
 
-			list( $removed, $retained, $msgs ) = $this->maybe_handle_order( $order );
+			list($removed, $retained, $msgs) = $this->maybe_handle_order($order);
 			$items_removed                    |= $removed;
 			$items_retained                   |= $retained;
-			$messages                          = array_merge( $messages, $msgs );
+			$messages                          = array_merge($messages, $msgs);
 
-			list( $removed, $retained, $msgs ) = $this->maybe_handle_subscription( $order );
+			list($removed, $retained, $msgs) = $this->maybe_handle_subscription($order);
 			$items_removed                    |= $removed;
 			$items_retained                   |= $retained;
-			$messages                          = array_merge( $messages, $msgs );
+			$messages                          = array_merge($messages, $msgs);
 		}
 
 		// Tell core if we have more orders to work on still
-		$done = count( $orders ) < 10;
+		$done = count($orders) < 10;
 
 		return array(
 			'items_removed'  => $items_removed,
@@ -322,47 +322,47 @@ 
 	 * @param WC_Order $order
 	 * @return array
 	 */
-	protected function maybe_handle_subscription( $order ) {
-		if ( ! class_exists( 'WC_Subscriptions' ) ) {
-			return array( false, false, array() );
+	protected function maybe_handle_subscription($order) {
+		if ( ! class_exists('WC_Subscriptions')) {
+			return array(false, false, array());
 		}
 
-		if ( ! wcs_order_contains_subscription( $order ) ) {
-			return array( false, false, array() );
+		if ( ! wcs_order_contains_subscription($order)) {
+			return array(false, false, array());
 		}
 
-		$subscription    = current( wcs_get_subscriptions_for_order( $order->get_id() ) );
+		$subscription    = current(wcs_get_subscriptions_for_order($order->get_id()));
 		$subscription_id = $subscription->get_id();
 
-		$stripe_source_id = get_post_meta( $subscription_id, '_stripe_source_id', true );
+		$stripe_source_id = get_post_meta($subscription_id, '_stripe_source_id', true);
 
-		if ( empty( $stripe_source_id ) ) {
-			return array( false, false, array() );
+		if (empty($stripe_source_id)) {
+			return array(false, false, array());
 		}
 
-		if ( ! $this->is_retention_expired( $order->get_date_created()->getTimestamp() ) ) {
+		if ( ! $this->is_retention_expired($order->get_date_created()->getTimestamp())) {
 			/* translators: %d Order ID */
-			return array( false, true, array( sprintf( __( 'Order ID %d is less than set retention days. Personal data retained. (Stripe)', 'woocommerce-gateway-stripe' ), $order->get_id() ) ) );
+			return array(false, true, array(sprintf(__('Order ID %d is less than set retention days. Personal data retained. (Stripe)', 'woocommerce-gateway-stripe'), $order->get_id())));
 		}
 
-		if ( $subscription->has_status( apply_filters( 'wc_stripe_privacy_eraser_subs_statuses', array( 'on-hold', 'active' ) ) ) ) {
+		if ($subscription->has_status(apply_filters('wc_stripe_privacy_eraser_subs_statuses', array('on-hold', 'active')))) {
 			/* translators: %d Order ID */
-			return array( false, true, array( sprintf( __( 'Order ID %d contains an active Subscription. Personal data retained. (Stripe)', 'woocommerce-gateway-stripe' ), $order->get_id() ) ) );
+			return array(false, true, array(sprintf(__('Order ID %d contains an active Subscription. Personal data retained. (Stripe)', 'woocommerce-gateway-stripe'), $order->get_id())));
 		}
 
-		$renewal_orders = WC_Subscriptions_Renewal_Order::get_renewal_orders( $order->get_id() );
+		$renewal_orders = WC_Subscriptions_Renewal_Order::get_renewal_orders($order->get_id());
 
-		foreach ( $renewal_orders as $renewal_order_id ) {
-			delete_post_meta( $renewal_order_id, '_stripe_source_id' );
-			delete_post_meta( $renewal_order_id, '_stripe_refund_id' );
-			delete_post_meta( $renewal_order_id, '_stripe_customer_id' );
+		foreach ($renewal_orders as $renewal_order_id) {
+			delete_post_meta($renewal_order_id, '_stripe_source_id');
+			delete_post_meta($renewal_order_id, '_stripe_refund_id');
+			delete_post_meta($renewal_order_id, '_stripe_customer_id');
 		}
 
-		delete_post_meta( $subscription_id, '_stripe_source_id' );
-		delete_post_meta( $subscription_id, '_stripe_refund_id' );
-		delete_post_meta( $subscription_id, '_stripe_customer_id' );
+		delete_post_meta($subscription_id, '_stripe_source_id');
+		delete_post_meta($subscription_id, '_stripe_refund_id');
+		delete_post_meta($subscription_id, '_stripe_customer_id');
 
-		return array( true, false, array( __( 'Stripe Subscription Data Erased.', 'woocommerce-gateway-stripe' ) ) );
+		return array(true, false, array(__('Stripe Subscription Data Erased.', 'woocommerce-gateway-stripe')));
 	}
 
 	/**
@@ -371,61 +371,61 @@ 
 	 * @param WC_Order $order
 	 * @return array
 	 */
-	protected function maybe_handle_order( $order ) {
+	protected function maybe_handle_order($order) {
 		$order_id           = $order->get_id();
-		$stripe_source_id   = get_post_meta( $order_id, '_stripe_source_id', true );
-		$stripe_refund_id   = get_post_meta( $order_id, '_stripe_refund_id', true );
-		$stripe_customer_id = get_post_meta( $order_id, '_stripe_customer_id', true );
+		$stripe_source_id   = get_post_meta($order_id, '_stripe_source_id', true);
+		$stripe_refund_id   = get_post_meta($order_id, '_stripe_refund_id', true);
+		$stripe_customer_id = get_post_meta($order_id, '_stripe_customer_id', true);
 
-		if ( ! $this->is_retention_expired( $order->get_date_created()->getTimestamp() ) ) {
+		if ( ! $this->is_retention_expired($order->get_date_created()->getTimestamp())) {
 			/* translators: %d Order ID */
-			return array( false, true, array( sprintf( __( 'Order ID %d is less than set retention days. Personal data retained. (Stripe)', 'woocommerce-gateway-stripe' ), $order->get_id() ) ) );
+			return array(false, true, array(sprintf(__('Order ID %d is less than set retention days. Personal data retained. (Stripe)', 'woocommerce-gateway-stripe'), $order->get_id())));
 		}
 
-		if ( empty( $stripe_source_id ) && empty( $stripe_refund_id ) && empty( $stripe_customer_id ) ) {
-			return array( false, false, array() );
+		if (empty($stripe_source_id) && empty($stripe_refund_id) && empty($stripe_customer_id)) {
+			return array(false, false, array());
 		}
 
-		delete_post_meta( $order_id, '_stripe_source_id' );
-		delete_post_meta( $order_id, '_stripe_refund_id' );
-		delete_post_meta( $order_id, '_stripe_customer_id' );
+		delete_post_meta($order_id, '_stripe_source_id');
+		delete_post_meta($order_id, '_stripe_refund_id');
+		delete_post_meta($order_id, '_stripe_customer_id');
 
-		return array( true, false, array( __( 'Stripe personal data erased.', 'woocommerce-gateway-stripe' ) ) );
+		return array(true, false, array(__('Stripe personal data erased.', 'woocommerce-gateway-stripe')));
 	}
 
 	/**
 	 * Checks if create date is passed retention duration.
 	 *
 	 */
-	public function is_retention_expired( $created_date ) {
-		$retention  = wc_parse_relative_date_option( get_option( 'woocommerce_gateway_stripe_retention' ) );
+	public function is_retention_expired($created_date) {
+		$retention  = wc_parse_relative_date_option(get_option('woocommerce_gateway_stripe_retention'));
 		$is_expired = false;
-		$time_span  = time() - strtotime( $created_date );
-		if ( empty( $retention ) || empty( $created_date ) ) {
+		$time_span  = time() - strtotime($created_date);
+		if (empty($retention) || empty($created_date)) {
 			return false;
 		}
-		switch ( $retention['unit'] ) {
+		switch ($retention['unit']) {
 			case 'days':
 				$retention = $retention['number'] * DAY_IN_SECONDS;
-				if ( $time_span > $retention ) {
+				if ($time_span > $retention) {
 					$is_expired = true;
 				}
 				break;
 			case 'weeks':
 				$retention = $retention['number'] * WEEK_IN_SECONDS;
-				if ( $time_span > $retention ) {
+				if ($time_span > $retention) {
 					$is_expired = true;
 				}
 				break;
 			case 'months':
 				$retention = $retention['number'] * MONTH_IN_SECONDS;
-				if ( $time_span > $retention ) {
+				if ($time_span > $retention) {
 					$is_expired = true;
 				}
 				break;
 			case 'years':
 				$retention = $retention['number'] * YEAR_IN_SECONDS;
-				if ( $time_span > $retention ) {
+				if ($time_span > $retention) {
 					$is_expired = true;
 				}
 				break;

includes/class-wc-gateway-stripe.php

Doc Comments +1 added lines, -1 removed lines

@@ -1096,7 +1096,7 @@
 	 *
 	 * @since 4.2.0
 	 * @param WC_Order $order  The order which should be checked.
-	 * @param object   $intent The intent, associated with the order.
+	 * @param stdClass   $intent The intent, associated with the order.
 	 */
 	public function failed_sca_auth( $order, $intent ) {
 		// If the order has already failed, do not repeat the same message.

Indentation +1 added lines, -1 removed lines

@@ -895,7 +895,7 @@
 		}
 
 		if ( 'requires_payment_method' === $intent->status && isset( $intent->last_payment_error )
-		     && 'authentication_required' === $intent->last_payment_error->code ) {
+			 && 'authentication_required' === $intent->last_payment_error->code ) {
 			$level3_data = $this->get_level3_data_from_order( $order );
 			$intent      = WC_Stripe_API::request_with_level3_data(
 				array(

Spacing +319 added lines, -319 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -85,9 +85,9 @@ 
 	public function __construct() {
 		$this->retry_interval = 1;
 		$this->id             = 'stripe';
-		$this->method_title   = __( 'Stripe', 'woocommerce-gateway-stripe' );
+		$this->method_title   = __('Stripe', 'woocommerce-gateway-stripe');
 		/* translators: 1) link to Stripe register page 2) link to Stripe api keys page */
-		$this->method_description = sprintf( __( 'Stripe works by adding payment fields on the checkout and then sending the details to Stripe for verification. <a href="%1$s" target="_blank">Sign up</a> for a Stripe account, and <a href="%2$s" target="_blank">get your Stripe account keys</a>.', 'woocommerce-gateway-stripe' ), 'https://dashboard.stripe.com/register', 'https://dashboard.stripe.com/account/apikeys' );
+		$this->method_description = sprintf(__('Stripe works by adding payment fields on the checkout and then sending the details to Stripe for verification. <a href="%1$s" target="_blank">Sign up</a> for a Stripe account, and <a href="%2$s" target="_blank">get your Stripe account keys</a>.', 'woocommerce-gateway-stripe'), 'https://dashboard.stripe.com/register', 'https://dashboard.stripe.com/account/apikeys');
 		$this->has_fields         = true;
 		$this->supports           = array(
 			'products',
@@ -114,40 +114,40 @@ 
 		$this->init_settings();
 
 		// Get setting values.
-		$this->title                = $this->get_option( 'title' );
-		$this->description          = $this->get_option( 'description' );
-		$this->enabled              = $this->get_option( 'enabled' );
-		$this->testmode             = 'yes' === $this->get_option( 'testmode' );
-		$this->inline_cc_form       = 'yes' === $this->get_option( 'inline_cc_form' );
-		$this->capture              = 'yes' === $this->get_option( 'capture', 'yes' );
-		$this->statement_descriptor = WC_Stripe_Helper::clean_statement_descriptor( $this->get_option( 'statement_descriptor' ) );
-		$this->saved_cards          = 'yes' === $this->get_option( 'saved_cards' );
-		$this->secret_key           = $this->testmode ? $this->get_option( 'test_secret_key' ) : $this->get_option( 'secret_key' );
-		$this->publishable_key      = $this->testmode ? $this->get_option( 'test_publishable_key' ) : $this->get_option( 'publishable_key' );
-		$this->payment_request      = 'yes' === $this->get_option( 'payment_request', 'yes' );
-
-		WC_Stripe_API::set_secret_key( $this->secret_key );
+		$this->title                = $this->get_option('title');
+		$this->description          = $this->get_option('description');
+		$this->enabled              = $this->get_option('enabled');
+		$this->testmode             = 'yes' === $this->get_option('testmode');
+		$this->inline_cc_form       = 'yes' === $this->get_option('inline_cc_form');
+		$this->capture              = 'yes' === $this->get_option('capture', 'yes');
+		$this->statement_descriptor = WC_Stripe_Helper::clean_statement_descriptor($this->get_option('statement_descriptor'));
+		$this->saved_cards          = 'yes' === $this->get_option('saved_cards');
+		$this->secret_key           = $this->testmode ? $this->get_option('test_secret_key') : $this->get_option('secret_key');
+		$this->publishable_key      = $this->testmode ? $this->get_option('test_publishable_key') : $this->get_option('publishable_key');
+		$this->payment_request      = 'yes' === $this->get_option('payment_request', 'yes');
+
+		WC_Stripe_API::set_secret_key($this->secret_key);
 
 		// Hooks.
-		add_action( 'wp_enqueue_scripts', array( $this, 'payment_scripts' ) );
-		add_action( 'admin_enqueue_scripts', array( $this, 'admin_scripts' ) );
-		add_action( 'woocommerce_update_options_payment_gateways_' . $this->id, array( $this, 'process_admin_options' ) );
-		add_action( 'woocommerce_admin_order_totals_after_total', array( $this, 'display_order_fee' ) );
-		add_action( 'woocommerce_admin_order_totals_after_total', array( $this, 'display_order_payout' ), 20 );
-		add_action( 'woocommerce_customer_save_address', array( $this, 'show_update_card_notice' ), 10, 2 );
-		add_filter( 'woocommerce_available_payment_gateways', array( $this, 'prepare_order_pay_page' ) );
-		add_action( 'woocommerce_account_view-order_endpoint', array( $this, 'check_intent_status_on_order_page' ), 1 );
-		add_filter( 'woocommerce_payment_successful_result', array( $this, 'modify_successful_payment_result' ), 99999, 2 );
-		add_action( 'set_logged_in_cookie', array( $this, 'set_cookie_on_current_request' ) );
-		add_filter( 'woocommerce_get_checkout_payment_url', array( $this, 'get_checkout_payment_url' ), 10, 2 );
+		add_action('wp_enqueue_scripts', array($this, 'payment_scripts'));
+		add_action('admin_enqueue_scripts', array($this, 'admin_scripts'));
+		add_action('woocommerce_update_options_payment_gateways_' . $this->id, array($this, 'process_admin_options'));
+		add_action('woocommerce_admin_order_totals_after_total', array($this, 'display_order_fee'));
+		add_action('woocommerce_admin_order_totals_after_total', array($this, 'display_order_payout'), 20);
+		add_action('woocommerce_customer_save_address', array($this, 'show_update_card_notice'), 10, 2);
+		add_filter('woocommerce_available_payment_gateways', array($this, 'prepare_order_pay_page'));
+		add_action('woocommerce_account_view-order_endpoint', array($this, 'check_intent_status_on_order_page'), 1);
+		add_filter('woocommerce_payment_successful_result', array($this, 'modify_successful_payment_result'), 99999, 2);
+		add_action('set_logged_in_cookie', array($this, 'set_cookie_on_current_request'));
+		add_filter('woocommerce_get_checkout_payment_url', array($this, 'get_checkout_payment_url'), 10, 2);
 
 		// Note: display error is in the parent class.
-		add_action( 'admin_notices', array( $this, 'display_errors' ), 9999 );
+		add_action('admin_notices', array($this, 'display_errors'), 9999);
 
-		if ( WC_Stripe_Helper::is_pre_orders_exists() ) {
+		if (WC_Stripe_Helper::is_pre_orders_exists()) {
 			$this->pre_orders = new WC_Stripe_Pre_Orders_Compat();
 
-			add_action( 'wc_pre_orders_process_pre_order_completion_payment_' . $this->id, array( $this->pre_orders, 'process_pre_order_release_payment' ) );
+			add_action('wc_pre_orders_process_pre_order_completion_payment_' . $this->id, array($this->pre_orders, 'process_pre_order_release_payment'));
 		}
 	}
 
@@ -157,7 +157,7 @@ 
 	 * @since 4.0.2
 	 */
 	public function is_available() {
-		if ( is_add_payment_method_page() && ! $this->saved_cards ) {
+		if (is_add_payment_method_page() && ! $this->saved_cards) {
 			return false;
 		}
 
@@ -171,13 +171,13 @@ 
 	 * @param int    $user_id      The ID of the current user.
 	 * @param string $load_address The address to load.
 	 */
-	public function show_update_card_notice( $user_id, $load_address ) {
-		if ( ! $this->saved_cards || ! WC_Stripe_Payment_Tokens::customer_has_saved_methods( $user_id ) || 'billing' !== $load_address ) {
+	public function show_update_card_notice($user_id, $load_address) {
+		if ( ! $this->saved_cards || ! WC_Stripe_Payment_Tokens::customer_has_saved_methods($user_id) || 'billing' !== $load_address) {
 			return;
 		}
 
 		/* translators: 1) Opening anchor tag 2) closing anchor tag */
-		wc_add_notice( sprintf( __( 'If your billing address has been changed for saved payment methods, be sure to remove any %1$ssaved payment methods%2$s on file and re-add them.', 'woocommerce-gateway-stripe' ), '<a href="' . esc_url( wc_get_endpoint_url( 'payment-methods' ) ) . '" class="wc-stripe-update-card-notice" style="text-decoration:underline;">', '</a>' ), 'notice' );
+		wc_add_notice(sprintf(__('If your billing address has been changed for saved payment methods, be sure to remove any %1$ssaved payment methods%2$s on file and re-add them.', 'woocommerce-gateway-stripe'), '<a href="' . esc_url(wc_get_endpoint_url('payment-methods')) . '" class="wc-stripe-update-card-notice" style="text-decoration:underline;">', '</a>'), 'notice');
 	}
 
 	/**
@@ -192,24 +192,24 @@ 
 
 		$icons_str = '';
 
-		$icons_str .= isset( $icons['visa'] ) ? $icons['visa'] : '';
-		$icons_str .= isset( $icons['amex'] ) ? $icons['amex'] : '';
-		$icons_str .= isset( $icons['mastercard'] ) ? $icons['mastercard'] : '';
+		$icons_str .= isset($icons['visa']) ? $icons['visa'] : '';
+		$icons_str .= isset($icons['amex']) ? $icons['amex'] : '';
+		$icons_str .= isset($icons['mastercard']) ? $icons['mastercard'] : '';
 
-		if ( 'USD' === get_woocommerce_currency() ) {
-			$icons_str .= isset( $icons['discover'] ) ? $icons['discover'] : '';
-			$icons_str .= isset( $icons['jcb'] ) ? $icons['jcb'] : '';
-			$icons_str .= isset( $icons['diners'] ) ? $icons['diners'] : '';
+		if ('USD' === get_woocommerce_currency()) {
+			$icons_str .= isset($icons['discover']) ? $icons['discover'] : '';
+			$icons_str .= isset($icons['jcb']) ? $icons['jcb'] : '';
+			$icons_str .= isset($icons['diners']) ? $icons['diners'] : '';
 		}
 
-		return apply_filters( 'woocommerce_gateway_icon', $icons_str, $this->id );
+		return apply_filters('woocommerce_gateway_icon', $icons_str, $this->id);
 	}
 
 	/**
 	 * Initialise Gateway Settings Form Fields
 	 */
 	public function init_form_fields() {
-		$this->form_fields = require( dirname( __FILE__ ) . '/admin/stripe-settings.php' );
+		$this->form_fields = require(dirname(__FILE__) . '/admin/stripe-settings.php');
 	}
 
 	/**
@@ -218,27 +218,27 @@ 
 	public function payment_fields() {
 		global $wp;
 		$user                 = wp_get_current_user();
-		$display_tokenization = $this->supports( 'tokenization' ) && is_checkout() && $this->saved_cards;
+		$display_tokenization = $this->supports('tokenization') && is_checkout() && $this->saved_cards;
 		$total                = WC()->cart->total;
 		$user_email           = '';
 		$description          = $this->get_description();
-		$description          = ! empty( $description ) ? $description : '';
+		$description          = ! empty($description) ? $description : '';
 		$firstname            = '';
 		$lastname             = '';
 
 		// If paying from order, we need to get total from order not cart.
-		if ( isset( $_GET['pay_for_order'] ) && ! empty( $_GET['key'] ) ) { // wpcs: csrf ok.
-			$order      = wc_get_order( wc_clean( $wp->query_vars['order-pay'] ) ); // wpcs: csrf ok, sanitization ok.
+		if (isset($_GET['pay_for_order']) && ! empty($_GET['key'])) { // wpcs: csrf ok.
+			$order      = wc_get_order(wc_clean($wp->query_vars['order-pay'])); // wpcs: csrf ok, sanitization ok.
 			$total      = $order->get_total();
 			$user_email = $order->get_billing_email();
 		} else {
-			if ( $user->ID ) {
-				$user_email = get_user_meta( $user->ID, 'billing_email', true );
+			if ($user->ID) {
+				$user_email = get_user_meta($user->ID, 'billing_email', true);
 				$user_email = $user_email ? $user_email : $user->user_email;
 			}
 		}
 
-		if ( is_add_payment_method_page() ) {
+		if (is_add_payment_method_page()) {
 			$firstname       = $user->user_firstname;
 			$lastname        = $user->user_lastname;
 		}
@@ -247,33 +247,33 @@ 
 
 		echo '<div
 			id="stripe-payment-data"
-			data-email="' . esc_attr( $user_email ) . '"
-			data-full-name="' . esc_attr( $firstname . ' ' . $lastname ) . '"
-			data-currency="' . esc_attr( strtolower( get_woocommerce_currency() ) ) . '"
+			data-email="' . esc_attr($user_email) . '"
+			data-full-name="' . esc_attr($firstname . ' ' . $lastname) . '"
+			data-currency="' . esc_attr(strtolower(get_woocommerce_currency())) . '"
 		>';
 
-		if ( $this->testmode ) {
+		if ($this->testmode) {
 			/* translators: link to Stripe testing page */
-			$description .= ' ' . sprintf( __( 'TEST MODE ENABLED. In test mode, you can use the card number 4242424242424242 with any CVC and a valid expiration date or check the <a href="%s" target="_blank">Testing Stripe documentation</a> for more card numbers.', 'woocommerce-gateway-stripe' ), 'https://stripe.com/docs/testing' );
+			$description .= ' ' . sprintf(__('TEST MODE ENABLED. In test mode, you can use the card number 4242424242424242 with any CVC and a valid expiration date or check the <a href="%s" target="_blank">Testing Stripe documentation</a> for more card numbers.', 'woocommerce-gateway-stripe'), 'https://stripe.com/docs/testing');
 		}
 
-		$description = trim( $description );
+		$description = trim($description);
 
-		echo apply_filters( 'wc_stripe_description', wpautop( wp_kses_post( $description ) ), $this->id ); // wpcs: xss ok.
+		echo apply_filters('wc_stripe_description', wpautop(wp_kses_post($description)), $this->id); // wpcs: xss ok.
 
-		if ( $display_tokenization ) {
+		if ($display_tokenization) {
 			$this->tokenization_script();
 			$this->saved_payment_methods();
 		}
 
 		$this->elements_form();
 
-		if ( apply_filters( 'wc_stripe_display_save_payment_method_checkbox', $display_tokenization ) && ! is_add_payment_method_page() && ! isset( $_GET['change_payment_method'] ) ) { // wpcs: csrf ok.
+		if (apply_filters('wc_stripe_display_save_payment_method_checkbox', $display_tokenization) && ! is_add_payment_method_page() && ! isset($_GET['change_payment_method'])) { // wpcs: csrf ok.
 
 			$this->save_payment_method_checkbox();
 		}
 
-		do_action( 'wc_stripe_cards_payment_fields', $this->id );
+		do_action('wc_stripe_cards_payment_fields', $this->id);
 
 		echo '</div>';
 
@@ -288,12 +288,12 @@ 
 	 */
 	public function elements_form() {
 		?>
-		<fieldset id="wc-<?php echo esc_attr( $this->id ); ?>-cc-form" class="wc-credit-card-form wc-payment-form" style="background:transparent;">
-			<?php do_action( 'woocommerce_credit_card_form_start', $this->id ); ?>
+		<fieldset id="wc-<?php echo esc_attr($this->id); ?>-cc-form" class="wc-credit-card-form wc-payment-form" style="background:transparent;">
+			<?php do_action('woocommerce_credit_card_form_start', $this->id); ?>
 
-			<?php if ( $this->inline_cc_form ) { ?>
+			<?php if ($this->inline_cc_form) { ?>
 				<label for="card-element">
-					<?php esc_html_e( 'Credit or debit card', 'woocommerce-gateway-stripe' ); ?>
+					<?php esc_html_e('Credit or debit card', 'woocommerce-gateway-stripe'); ?>
 				</label>
 
 				<div id="stripe-card-element" class="wc-stripe-elements-field">
@@ -301,7 +301,7 @@ 
 				</div>
 			<?php } else { ?>
 				<div class="form-row form-row-wide">
-					<label for="stripe-card-element"><?php esc_html_e( 'Card Number', 'woocommerce-gateway-stripe' ); ?> <span class="required">*</span></label>
+					<label for="stripe-card-element"><?php esc_html_e('Card Number', 'woocommerce-gateway-stripe'); ?> <span class="required">*</span></label>
 					<div class="stripe-card-group">
 						<div id="stripe-card-element" class="wc-stripe-elements-field">
 						<!-- a Stripe Element will be inserted here. -->
@@ -312,7 +312,7 @@ 
 				</div>
 
 				<div class="form-row form-row-first">
-					<label for="stripe-exp-element"><?php esc_html_e( 'Expiry Date', 'woocommerce-gateway-stripe' ); ?> <span class="required">*</span></label>
+					<label for="stripe-exp-element"><?php esc_html_e('Expiry Date', 'woocommerce-gateway-stripe'); ?> <span class="required">*</span></label>
 
 					<div id="stripe-exp-element" class="wc-stripe-elements-field">
 					<!-- a Stripe Element will be inserted here. -->
@@ -320,7 +320,7 @@ 
 				</div>
 
 				<div class="form-row form-row-last">
-					<label for="stripe-cvc-element"><?php esc_html_e( 'Card Code (CVC)', 'woocommerce-gateway-stripe' ); ?> <span class="required">*</span></label>
+					<label for="stripe-cvc-element"><?php esc_html_e('Card Code (CVC)', 'woocommerce-gateway-stripe'); ?> <span class="required">*</span></label>
 				<div id="stripe-cvc-element" class="wc-stripe-elements-field">
 				<!-- a Stripe Element will be inserted here. -->
 				</div>
@@ -331,7 +331,7 @@ 
 			<!-- Used to display form errors -->
 			<div class="stripe-source-errors" role="alert"></div>
 			<br />
-			<?php do_action( 'woocommerce_credit_card_form_end', $this->id ); ?>
+			<?php do_action('woocommerce_credit_card_form_end', $this->id); ?>
 			<div class="clear"></div>
 		</fieldset>
 		<?php
@@ -344,13 +344,13 @@ 
 	 * @version 3.1.0
 	 */
 	public function admin_scripts() {
-		if ( 'woocommerce_page_wc-settings' !== get_current_screen()->id ) {
+		if ('woocommerce_page_wc-settings' !== get_current_screen()->id) {
 			return;
 		}
 
-		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+		$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
 
-		wp_enqueue_script( 'woocommerce_stripe_admin', plugins_url( 'assets/js/stripe-admin' . $suffix . '.js', WC_STRIPE_MAIN_FILE ), array(), WC_STRIPE_VERSION, true );
+		wp_enqueue_script('woocommerce_stripe_admin', plugins_url('assets/js/stripe-admin' . $suffix . '.js', WC_STRIPE_MAIN_FILE), array(), WC_STRIPE_VERSION, true);
 	}
 
 	/**
@@ -367,54 +367,54 @@ 
 			! is_product()
 			&& ! is_cart()
 			&& ! is_checkout()
-			&& ! isset( $_GET['pay_for_order'] ) // wpcs: csrf ok.
+			&& ! isset($_GET['pay_for_order']) // wpcs: csrf ok.
 			&& ! is_add_payment_method_page()
-			&& ! isset( $_GET['change_payment_method'] ) // wpcs: csrf ok.
-			&& ! ( ! empty( get_query_var( 'view-subscription' ) ) && is_callable( 'WCS_Early_Renewal_Manager::is_early_renewal_via_modal_enabled' ) && WCS_Early_Renewal_Manager::is_early_renewal_via_modal_enabled() )
-			|| ( is_order_received_page() )
+			&& ! isset($_GET['change_payment_method']) // wpcs: csrf ok.
+			&& ! ( ! empty(get_query_var('view-subscription')) && is_callable('WCS_Early_Renewal_Manager::is_early_renewal_via_modal_enabled') && WCS_Early_Renewal_Manager::is_early_renewal_via_modal_enabled())
+			|| (is_order_received_page())
 		) {
 			return;
 		}
 
 		// If Stripe is not enabled bail.
-		if ( 'no' === $this->enabled ) {
+		if ('no' === $this->enabled) {
 			return;
 		}
 
 		// If keys are not set bail.
-		if ( ! $this->are_keys_set() ) {
-			WC_Stripe_Logger::log( 'Keys are not set correctly.' );
+		if ( ! $this->are_keys_set()) {
+			WC_Stripe_Logger::log('Keys are not set correctly.');
 			return;
 		}
 
 		// If no SSL bail.
-		if ( ! $this->testmode && ! is_ssl() ) {
-			WC_Stripe_Logger::log( 'Stripe live mode requires SSL.' );
+		if ( ! $this->testmode && ! is_ssl()) {
+			WC_Stripe_Logger::log('Stripe live mode requires SSL.');
 			return;
 		}
 
 		$current_theme = wp_get_theme();
 
-		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+		$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
 
-		wp_register_style( 'stripe_styles', plugins_url( 'assets/css/stripe-styles.css', WC_STRIPE_MAIN_FILE ), array(), WC_STRIPE_VERSION );
-		wp_enqueue_style( 'stripe_styles' );
+		wp_register_style('stripe_styles', plugins_url('assets/css/stripe-styles.css', WC_STRIPE_MAIN_FILE), array(), WC_STRIPE_VERSION);
+		wp_enqueue_style('stripe_styles');
 
-		wp_register_script( 'stripe', 'https://js.stripe.com/v3/', '', '3.0', true );
-		wp_register_script( 'woocommerce_stripe', plugins_url( 'assets/js/stripe' . $suffix . '.js', WC_STRIPE_MAIN_FILE ), array( 'jquery-payment', 'stripe' ), WC_STRIPE_VERSION, true );
+		wp_register_script('stripe', 'https://js.stripe.com/v3/', '', '3.0', true);
+		wp_register_script('woocommerce_stripe', plugins_url('assets/js/stripe' . $suffix . '.js', WC_STRIPE_MAIN_FILE), array('jquery-payment', 'stripe'), WC_STRIPE_VERSION, true);
 
 		$stripe_params = array(
 			'key'                  => $this->publishable_key,
-			'i18n_terms'           => __( 'Please accept the terms and conditions first', 'woocommerce-gateway-stripe' ),
-			'i18n_required_fields' => __( 'Please fill in required checkout fields first', 'woocommerce-gateway-stripe' ),
+			'i18n_terms'           => __('Please accept the terms and conditions first', 'woocommerce-gateway-stripe'),
+			'i18n_required_fields' => __('Please fill in required checkout fields first', 'woocommerce-gateway-stripe'),
 		);
 
 		// If we're on the pay page we need to pass stripe.js the address of the order.
-		if ( isset( $_GET['pay_for_order'] ) && 'true' === $_GET['pay_for_order'] ) { // wpcs: csrf ok.
-			$order_id = wc_clean( $wp->query_vars['order-pay'] ); // wpcs: csrf ok, sanitization ok, xss ok.
-			$order    = wc_get_order( $order_id );
+		if (isset($_GET['pay_for_order']) && 'true' === $_GET['pay_for_order']) { // wpcs: csrf ok.
+			$order_id = wc_clean($wp->query_vars['order-pay']); // wpcs: csrf ok, sanitization ok, xss ok.
+			$order    = wc_get_order($order_id);
 
-			if ( is_a( $order, 'WC_Order' ) ) {
+			if (is_a($order, 'WC_Order')) {
 				$stripe_params['billing_first_name'] = $order->get_billing_first_name();
 				$stripe_params['billing_last_name']  = $order->get_billing_last_name();
 				$stripe_params['billing_address_1']  = $order->get_billing_address_1();
@@ -429,40 +429,40 @@ 
 		$sepa_elements_options = apply_filters(
 			'wc_stripe_sepa_elements_options',
 			array(
-				'supportedCountries' => array( 'SEPA' ),
+				'supportedCountries' => array('SEPA'),
 				'placeholderCountry' => WC()->countries->get_base_country(),
-				'style'              => array( 'base' => array( 'fontSize' => '15px' ) ),
+				'style'              => array('base' => array('fontSize' => '15px')),
 			)
 		);
 
-		$stripe_params['no_prepaid_card_msg']       = __( 'Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charged. Please try with alternative payment method.', 'woocommerce-gateway-stripe' );
-		$stripe_params['no_sepa_owner_msg']         = __( 'Please enter your IBAN account name.', 'woocommerce-gateway-stripe' );
-		$stripe_params['no_sepa_iban_msg']          = __( 'Please enter your IBAN account number.', 'woocommerce-gateway-stripe' );
-		$stripe_params['payment_intent_error']      = __( 'We couldn\'t initiate the payment. Please try again.', 'woocommerce-gateway-stripe' );
-		$stripe_params['sepa_mandate_notification'] = apply_filters( 'wc_stripe_sepa_mandate_notification', 'email' );
-		$stripe_params['allow_prepaid_card']        = apply_filters( 'wc_stripe_allow_prepaid_card', true ) ? 'yes' : 'no';
+		$stripe_params['no_prepaid_card_msg']       = __('Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charged. Please try with alternative payment method.', 'woocommerce-gateway-stripe');
+		$stripe_params['no_sepa_owner_msg']         = __('Please enter your IBAN account name.', 'woocommerce-gateway-stripe');
+		$stripe_params['no_sepa_iban_msg']          = __('Please enter your IBAN account number.', 'woocommerce-gateway-stripe');
+		$stripe_params['payment_intent_error']      = __('We couldn\'t initiate the payment. Please try again.', 'woocommerce-gateway-stripe');
+		$stripe_params['sepa_mandate_notification'] = apply_filters('wc_stripe_sepa_mandate_notification', 'email');
+		$stripe_params['allow_prepaid_card']        = apply_filters('wc_stripe_allow_prepaid_card', true) ? 'yes' : 'no';
 		$stripe_params['inline_cc_form']            = $this->inline_cc_form ? 'yes' : 'no';
-		$stripe_params['is_checkout']               = ( is_checkout() && empty( $_GET['pay_for_order'] ) ) ? 'yes' : 'no'; // wpcs: csrf ok.
+		$stripe_params['is_checkout']               = (is_checkout() && empty($_GET['pay_for_order'])) ? 'yes' : 'no'; // wpcs: csrf ok.
 		$stripe_params['return_url']                = $this->get_stripe_return_url();
-		$stripe_params['ajaxurl']                   = WC_AJAX::get_endpoint( '%%endpoint%%' );
-		$stripe_params['stripe_nonce']              = wp_create_nonce( '_wc_stripe_nonce' );
+		$stripe_params['ajaxurl']                   = WC_AJAX::get_endpoint('%%endpoint%%');
+		$stripe_params['stripe_nonce']              = wp_create_nonce('_wc_stripe_nonce');
 		$stripe_params['statement_descriptor']      = $this->statement_descriptor;
-		$stripe_params['elements_options']          = apply_filters( 'wc_stripe_elements_options', array() );
+		$stripe_params['elements_options']          = apply_filters('wc_stripe_elements_options', array());
 		$stripe_params['sepa_elements_options']     = $sepa_elements_options;
-		$stripe_params['invalid_owner_name']        = __( 'Billing First Name and Last Name are required.', 'woocommerce-gateway-stripe' );
-		$stripe_params['is_change_payment_page']    = isset( $_GET['change_payment_method'] ) ? 'yes' : 'no'; // wpcs: csrf ok.
-		$stripe_params['is_add_payment_page']       = is_wc_endpoint_url( 'add-payment-method' ) ? 'yes' : 'no';
-		$stripe_params['is_pay_for_order_page']     = is_wc_endpoint_url( 'order-pay' ) ? 'yes' : 'no';
-		$stripe_params['elements_styling']          = apply_filters( 'wc_stripe_elements_styling', false );
-		$stripe_params['elements_classes']          = apply_filters( 'wc_stripe_elements_classes', false );
+		$stripe_params['invalid_owner_name']        = __('Billing First Name and Last Name are required.', 'woocommerce-gateway-stripe');
+		$stripe_params['is_change_payment_page']    = isset($_GET['change_payment_method']) ? 'yes' : 'no'; // wpcs: csrf ok.
+		$stripe_params['is_add_payment_page']       = is_wc_endpoint_url('add-payment-method') ? 'yes' : 'no';
+		$stripe_params['is_pay_for_order_page']     = is_wc_endpoint_url('order-pay') ? 'yes' : 'no';
+		$stripe_params['elements_styling']          = apply_filters('wc_stripe_elements_styling', false);
+		$stripe_params['elements_classes']          = apply_filters('wc_stripe_elements_classes', false);
 
 		// Merge localized messages to be use in JS.
-		$stripe_params = array_merge( $stripe_params, WC_Stripe_Helper::get_localized_messages() );
+		$stripe_params = array_merge($stripe_params, WC_Stripe_Helper::get_localized_messages());
 
-		wp_localize_script( 'woocommerce_stripe', 'wc_stripe_params', apply_filters( 'wc_stripe_params', $stripe_params ) );
+		wp_localize_script('woocommerce_stripe', 'wc_stripe_params', apply_filters('wc_stripe_params', $stripe_params));
 
 		$this->tokenization_script();
-		wp_enqueue_script( 'woocommerce_stripe' );
+		wp_enqueue_script('woocommerce_stripe');
 	}
 
 	/**
@@ -473,14 +473,14 @@ 
 	 * @param object $prepared_source The object with source details.
 	 * @throws WC_Stripe_Exception An exception if the card is prepaid, but prepaid cards are not allowed.
 	 */
-	public function maybe_disallow_prepaid_card( $prepared_source ) {
+	public function maybe_disallow_prepaid_card($prepared_source) {
 		// Check if we don't allow prepaid credit cards.
-		if ( apply_filters( 'wc_stripe_allow_prepaid_card', true ) || ! $this->is_prepaid_card( $prepared_source->source_object ) ) {
+		if (apply_filters('wc_stripe_allow_prepaid_card', true) || ! $this->is_prepaid_card($prepared_source->source_object)) {
 			return;
 		}
 
-		$localized_message = __( 'Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charged. Please try with alternative payment method.', 'woocommerce-gateway-stripe' );
-		throw new WC_Stripe_Exception( print_r( $prepared_source->source_object, true ), $localized_message );
+		$localized_message = __('Sorry, we\'re not accepting prepaid cards at this time. Your credit card has not been charged. Please try with alternative payment method.', 'woocommerce-gateway-stripe');
+		throw new WC_Stripe_Exception(print_r($prepared_source->source_object, true), $localized_message);
 	}
 
 	/**
@@ -490,10 +490,10 @@ 
 	 * @param  object $prepared_source The source that should be verified.
 	 * @throws WC_Stripe_Exception     An exception if the source ID is missing.
 	 */
-	public function check_source( $prepared_source ) {
-		if ( empty( $prepared_source->source ) ) {
-			$localized_message = __( 'Payment processing failed. Please retry.', 'woocommerce-gateway-stripe' );
-			throw new WC_Stripe_Exception( print_r( $prepared_source, true ), $localized_message );
+	public function check_source($prepared_source) {
+		if (empty($prepared_source->source)) {
+			$localized_message = __('Payment processing failed. Please retry.', 'woocommerce-gateway-stripe');
+			throw new WC_Stripe_Exception(print_r($prepared_source, true), $localized_message);
 		}
 	}
 
@@ -505,13 +505,13 @@ 
 	 * @param WC_Order $order The order those payment is being processed.
 	 * @return bool           A flag that indicates that the customer does not exist and should be removed.
 	 */
-	public function maybe_remove_non_existent_customer( $error, $order ) {
-		if ( ! $this->is_no_such_customer_error( $error ) ) {
+	public function maybe_remove_non_existent_customer($error, $order) {
+		if ( ! $this->is_no_such_customer_error($error)) {
 			return false;
 		}
 
-		delete_user_option( $order->get_customer_id(), '_stripe_customer_id' );
-		$order->delete_meta_data( '_stripe_customer_id' );
+		delete_user_option($order->get_customer_id(), '_stripe_customer_id');
+		$order->delete_meta_data('_stripe_customer_id');
 		$order->save();
 
 		return true;
@@ -526,15 +526,15 @@ 
 	 * @param boolean  $force_save_source Whether the payment source must be saved, like when dealing with a Subscription setup.
 	 * @return array                      Redirection data for `process_payment`.
 	 */
-	public function complete_free_order( $order, $prepared_source, $force_save_source ) {
-		if ( $force_save_source ) {
-			$intent_secret = $this->setup_intent( $order, $prepared_source );
+	public function complete_free_order($order, $prepared_source, $force_save_source) {
+		if ($force_save_source) {
+			$intent_secret = $this->setup_intent($order, $prepared_source);
 
-			if ( ! empty( $intent_secret ) ) {
+			if ( ! empty($intent_secret)) {
 				// `get_return_url()` must be called immediately before returning a value.
 				return array(
 					'result'              => 'success',
-					'redirect'            => $this->get_return_url( $order ),
+					'redirect'            => $this->get_return_url($order),
 					'setup_intent_secret' => $intent_secret,
 				);
 			}
@@ -548,7 +548,7 @@ 
 		// Return thank you page redirect.
 		return array(
 			'result'   => 'success',
-			'redirect' => $this->get_return_url( $order ),
+			'redirect' => $this->get_return_url($order),
 		);
 	}
 
@@ -566,81 +566,81 @@ 
 	 * @throws Exception If payment will not be accepted.
 	 * @return array|void
 	 */
-	public function process_payment( $order_id, $retry = true, $force_save_source = false, $previous_error = false, $use_order_source = false ) {
+	public function process_payment($order_id, $retry = true, $force_save_source = false, $previous_error = false, $use_order_source = false) {
 		try {
-			$order = wc_get_order( $order_id );
+			$order = wc_get_order($order_id);
 
 			// ToDo: `process_pre_order` saves the source to the order for a later payment.
 			// This might not work well with PaymentIntents.
-			if ( $this->maybe_process_pre_orders( $order_id ) ) {
-				return $this->pre_orders->process_pre_order( $order_id );
+			if ($this->maybe_process_pre_orders($order_id)) {
+				return $this->pre_orders->process_pre_order($order_id);
 			}
 
 			// Check whether there is an existing intent.
-			$intent = $this->get_intent_from_order( $order );
-			if ( isset( $intent->object ) && 'setup_intent' === $intent->object ) {
+			$intent = $this->get_intent_from_order($order);
+			if (isset($intent->object) && 'setup_intent' === $intent->object) {
 				$intent = false; // This function can only deal with *payment* intents
 			}
 
 			$stripe_customer_id = null;
-			if ( $intent && ! empty( $intent->customer ) ) {
+			if ($intent && ! empty($intent->customer)) {
 				$stripe_customer_id = $intent->customer;
 			}
 
 			// For some payments the source should already be present in the order.
-			if ( $use_order_source ) {
-				$prepared_source = $this->prepare_order_source( $order );
+			if ($use_order_source) {
+				$prepared_source = $this->prepare_order_source($order);
 			} else {
-				$prepared_source = $this->prepare_source( get_current_user_id(), $force_save_source, $stripe_customer_id );
+				$prepared_source = $this->prepare_source(get_current_user_id(), $force_save_source, $stripe_customer_id);
 			}
 
-			$this->maybe_disallow_prepaid_card( $prepared_source );
-			$this->check_source( $prepared_source );
-			$this->save_source_to_order( $order, $prepared_source );
+			$this->maybe_disallow_prepaid_card($prepared_source);
+			$this->check_source($prepared_source);
+			$this->save_source_to_order($order, $prepared_source);
 
-			if ( 0 >= $order->get_total() ) {
-				return $this->complete_free_order( $order, $prepared_source, $force_save_source );
+			if (0 >= $order->get_total()) {
+				return $this->complete_free_order($order, $prepared_source, $force_save_source);
 			}
 
 			// This will throw exception if not valid.
-			$this->validate_minimum_order_amount( $order );
+			$this->validate_minimum_order_amount($order);
 
-			WC_Stripe_Logger::log( "Info: Begin processing payment for order $order_id for the amount of {$order->get_total()}" );
+			WC_Stripe_Logger::log("Info: Begin processing payment for order $order_id for the amount of {$order->get_total()}");
 
-			if ( $intent ) {
-				$intent = $this->update_existing_intent( $intent, $order, $prepared_source );
+			if ($intent) {
+				$intent = $this->update_existing_intent($intent, $order, $prepared_source);
 			} else {
-				$intent = $this->create_intent( $order, $prepared_source );
+				$intent = $this->create_intent($order, $prepared_source);
 			}
 
 			// Confirm the intent after locking the order to make sure webhooks will not interfere.
-			if ( empty( $intent->error ) ) {
-				$this->lock_order_payment( $order, $intent );
-				$intent = $this->confirm_intent( $intent, $order, $prepared_source );
+			if (empty($intent->error)) {
+				$this->lock_order_payment($order, $intent);
+				$intent = $this->confirm_intent($intent, $order, $prepared_source);
 			}
 
-			if ( ! empty( $intent->error ) ) {
-				$this->maybe_remove_non_existent_customer( $intent->error, $order );
+			if ( ! empty($intent->error)) {
+				$this->maybe_remove_non_existent_customer($intent->error, $order);
 
 				// We want to retry.
-				if ( $this->is_retryable_error( $intent->error ) ) {
-					return $this->retry_after_error( $intent, $order, $retry, $force_save_source, $previous_error, $use_order_source );
+				if ($this->is_retryable_error($intent->error)) {
+					return $this->retry_after_error($intent, $order, $retry, $force_save_source, $previous_error, $use_order_source);
 				}
 
-				$this->unlock_order_payment( $order );
-				$this->throw_localized_message( $intent, $order );
+				$this->unlock_order_payment($order);
+				$this->throw_localized_message($intent, $order);
 			}
 
-			if ( ! empty( $intent ) ) {
+			if ( ! empty($intent)) {
 				// Use the last charge within the intent to proceed.
-				$response = end( $intent->charges->data );
+				$response = end($intent->charges->data);
 
 				// If the intent requires a 3DS flow, redirect to it.
-				if ( 'requires_action' === $intent->status ) {
-					$this->unlock_order_payment( $order );
+				if ('requires_action' === $intent->status) {
+					$this->unlock_order_payment($order);
 
-					if ( is_wc_endpoint_url( 'order-pay' ) ) {
-						$redirect_url = add_query_arg( 'wc-stripe-confirmation', 1, $order->get_checkout_payment_url( false ) );
+					if (is_wc_endpoint_url('order-pay')) {
+						$redirect_url = add_query_arg('wc-stripe-confirmation', 1, $order->get_checkout_payment_url(false));
 
 						return array(
 							'result'   => 'success',
@@ -655,7 +655,7 @@ 
 
 						return array(
 							'result'                => 'success',
-							'redirect'              => $this->get_return_url( $order ),
+							'redirect'              => $this->get_return_url($order),
 							'payment_intent_secret' => $intent->client_secret,
 						);
 					}
@@ -663,30 +663,30 @@ 
 			}
 
 			// Process valid response.
-			$this->process_response( $response, $order );
+			$this->process_response($response, $order);
 
 			// Remove cart.
-			if ( isset( WC()->cart ) ) {
+			if (isset(WC()->cart)) {
 				WC()->cart->empty_cart();
 			}
 
 			// Unlock the order.
-			$this->unlock_order_payment( $order );
+			$this->unlock_order_payment($order);
 
 			// Return thank you page redirect.
 			return array(
 				'result'   => 'success',
-				'redirect' => $this->get_return_url( $order ),
+				'redirect' => $this->get_return_url($order),
 			);
 
-		} catch ( WC_Stripe_Exception $e ) {
-			wc_add_notice( $e->getLocalizedMessage(), 'error' );
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+		} catch (WC_Stripe_Exception $e) {
+			wc_add_notice($e->getLocalizedMessage(), 'error');
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 
-			do_action( 'wc_gateway_stripe_process_payment_error', $e, $order );
+			do_action('wc_gateway_stripe_process_payment_error', $e, $order);
 
 			/* translators: error message */
-			$order->update_status( 'failed' );
+			$order->update_status('failed');
 
 			return array(
 				'result'   => 'fail',
@@ -702,17 +702,17 @@ 
 	 *
 	 * @param int $order_id The ID of the order.
 	 */
-	public function display_order_fee( $order_id ) {
-		if ( apply_filters( 'wc_stripe_hide_display_order_fee', false, $order_id ) ) {
+	public function display_order_fee($order_id) {
+		if (apply_filters('wc_stripe_hide_display_order_fee', false, $order_id)) {
 			return;
 		}
 
-		$order = wc_get_order( $order_id );
+		$order = wc_get_order($order_id);
 
-		$fee      = WC_Stripe_Helper::get_stripe_fee( $order );
-		$currency = WC_Stripe_Helper::get_stripe_currency( $order );
+		$fee      = WC_Stripe_Helper::get_stripe_fee($order);
+		$currency = WC_Stripe_Helper::get_stripe_currency($order);
 
-		if ( ! $fee || ! $currency ) {
+		if ( ! $fee || ! $currency) {
 			return;
 		}
 
@@ -720,12 +720,12 @@ 
 
 		<tr>
 			<td class="label stripe-fee">
-				<?php echo wc_help_tip( __( 'This represents the fee Stripe collects for the transaction.', 'woocommerce-gateway-stripe' ) ); // wpcs: xss ok. ?>
-				<?php esc_html_e( 'Stripe Fee:', 'woocommerce-gateway-stripe' ); ?>
+				<?php echo wc_help_tip(__('This represents the fee Stripe collects for the transaction.', 'woocommerce-gateway-stripe')); // wpcs: xss ok. ?>
+				<?php esc_html_e('Stripe Fee:', 'woocommerce-gateway-stripe'); ?>
 			</td>
 			<td width="1%"></td>
 			<td class="total">
-				-&nbsp;<?php echo wc_price( $fee, array( 'currency' => $currency ) ); // wpcs: xss ok. ?>
+				-&nbsp;<?php echo wc_price($fee, array('currency' => $currency)); // wpcs: xss ok. ?>
 			</td>
 		</tr>
 
@@ -739,17 +739,17 @@ 
 	 *
 	 * @param int $order_id The ID of the order.
 	 */
-	public function display_order_payout( $order_id ) {
-		if ( apply_filters( 'wc_stripe_hide_display_order_payout', false, $order_id ) ) {
+	public function display_order_payout($order_id) {
+		if (apply_filters('wc_stripe_hide_display_order_payout', false, $order_id)) {
 			return;
 		}
 
-		$order = wc_get_order( $order_id );
+		$order = wc_get_order($order_id);
 
-		$net      = WC_Stripe_Helper::get_stripe_net( $order );
-		$currency = WC_Stripe_Helper::get_stripe_currency( $order );
+		$net      = WC_Stripe_Helper::get_stripe_net($order);
+		$currency = WC_Stripe_Helper::get_stripe_currency($order);
 
-		if ( ! $net || ! $currency ) {
+		if ( ! $net || ! $currency) {
 			return;
 		}
 
@@ -757,12 +757,12 @@ 
 
 		<tr>
 			<td class="label stripe-payout">
-				<?php echo wc_help_tip( __( 'This represents the net total that will be credited to your Stripe bank account. This may be in the currency that is set in your Stripe account.', 'woocommerce-gateway-stripe' ) ); // wpcs: xss ok. ?>
-				<?php esc_html_e( 'Stripe Payout:', 'woocommerce-gateway-stripe' ); ?>
+				<?php echo wc_help_tip(__('This represents the net total that will be credited to your Stripe bank account. This may be in the currency that is set in your Stripe account.', 'woocommerce-gateway-stripe')); // wpcs: xss ok. ?>
+				<?php esc_html_e('Stripe Payout:', 'woocommerce-gateway-stripe'); ?>
 			</td>
 			<td width="1%"></td>
 			<td class="total">
-				<?php echo wc_price( $net, array( 'currency' => $currency ) ); // wpcs: xss ok. ?>
+				<?php echo wc_price($net, array('currency' => $currency)); // wpcs: xss ok. ?>
 			</td>
 		</tr>
 
@@ -778,13 +778,13 @@ 
 	 *
 	 * @return string The localized error message.
 	 */
-	public function get_localized_error_message_from_response( $response ) {
+	public function get_localized_error_message_from_response($response) {
 		$localized_messages = WC_Stripe_Helper::get_localized_messages();
 
-		if ( 'card_error' === $response->error->type ) {
-			$localized_message = isset( $localized_messages[ $response->error->code ] ) ? $localized_messages[ $response->error->code ] : $response->error->message;
+		if ('card_error' === $response->error->type) {
+			$localized_message = isset($localized_messages[$response->error->code]) ? $localized_messages[$response->error->code] : $response->error->message;
 		} else {
-			$localized_message = isset( $localized_messages[ $response->error->type ] ) ? $localized_messages[ $response->error->type ] : $response->error->message;
+			$localized_message = isset($localized_messages[$response->error->type]) ? $localized_messages[$response->error->type] : $response->error->message;
 		}
 
 		return $localized_message;
@@ -798,12 +798,12 @@ 
 	 * @param  WC_Order $order     The order to add a note to.
 	 * @throws WC_Stripe_Exception An exception with the right message.
 	 */
-	public function throw_localized_message( $response, $order ) {
-		$localized_message = $this->get_localized_error_message_from_response( $response );
+	public function throw_localized_message($response, $order) {
+		$localized_message = $this->get_localized_error_message_from_response($response);
 
-		$order->add_order_note( $localized_message );
+		$order->add_order_note($localized_message);
 
-		throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+		throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 	}
 
 	/**
@@ -819,22 +819,22 @@ 
 	 * @throws WC_Stripe_Exception        If the payment is not accepted.
 	 * @return array|void
 	 */
-	public function retry_after_error( $response, $order, $retry, $force_save_source, $previous_error, $use_order_source ) {
-		if ( ! $retry ) {
-			$localized_message = __( 'Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe' );
-			$order->add_order_note( $localized_message );
-			throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.
+	public function retry_after_error($response, $order, $retry, $force_save_source, $previous_error, $use_order_source) {
+		if ( ! $retry) {
+			$localized_message = __('Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe');
+			$order->add_order_note($localized_message);
+			throw new WC_Stripe_Exception(print_r($response, true), $localized_message); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.
 		}
 
 		// Don't do anymore retries after this.
-		if ( 5 <= $this->retry_interval ) {
-			return $this->process_payment( $order->get_id(), false, $force_save_source, $response->error, $previous_error );
+		if (5 <= $this->retry_interval) {
+			return $this->process_payment($order->get_id(), false, $force_save_source, $response->error, $previous_error);
 		}
 
-		sleep( $this->retry_interval );
+		sleep($this->retry_interval);
 		$this->retry_interval++;
 
-		return $this->process_payment( $order->get_id(), true, $force_save_source, $response->error, $previous_error, $use_order_source );
+		return $this->process_payment($order->get_id(), true, $force_save_source, $response->error, $previous_error, $use_order_source);
 	}
 
 	/**
@@ -845,23 +845,23 @@ 
 	 * @param WC_Payment_Gateway[] $gateways A list of all available gateways.
 	 * @return WC_Payment_Gateway[]          Either the same list or an empty one in the right conditions.
 	 */
-	public function prepare_order_pay_page( $gateways ) {
-		if ( ! is_wc_endpoint_url( 'order-pay' ) || ! isset( $_GET['wc-stripe-confirmation'] ) ) { // wpcs: csrf ok.
+	public function prepare_order_pay_page($gateways) {
+		if ( ! is_wc_endpoint_url('order-pay') || ! isset($_GET['wc-stripe-confirmation'])) { // wpcs: csrf ok.
 			return $gateways;
 		}
 
 		try {
 			$this->prepare_intent_for_order_pay_page();
-		} catch ( WC_Stripe_Exception $e ) {
+		} catch (WC_Stripe_Exception $e) {
 			// Just show the full order pay page if there was a problem preparing the Payment Intent
 			return $gateways;
 		}
 
-		add_filter( 'woocommerce_checkout_show_terms', '__return_false' );
-		add_filter( 'woocommerce_pay_order_button_html', '__return_false' );
-		add_filter( 'woocommerce_available_payment_gateways', '__return_empty_array' );
-		add_filter( 'woocommerce_no_available_payment_methods_message', array( $this, 'change_no_available_methods_message' ) );
-		add_action( 'woocommerce_pay_order_after_submit', array( $this, 'render_payment_intent_inputs' ) );
+		add_filter('woocommerce_checkout_show_terms', '__return_false');
+		add_filter('woocommerce_pay_order_button_html', '__return_false');
+		add_filter('woocommerce_available_payment_gateways', '__return_empty_array');
+		add_filter('woocommerce_no_available_payment_methods_message', array($this, 'change_no_available_methods_message'));
+		add_action('woocommerce_pay_order_after_submit', array($this, 'render_payment_intent_inputs'));
 
 		return array();
 	}
@@ -874,7 +874,7 @@ 
 	 * @return string the new message.
 	 */
 	public function change_no_available_methods_message() {
-		return wpautop( __( "Almost there!\n\nYour order has already been created, the only thing that still needs to be done is for you to authorize the payment with your bank.", 'woocommerce-gateway-stripe' ) );
+		return wpautop(__("Almost there!\n\nYour order has already been created, the only thing that still needs to be done is for you to authorize the payment with your bank.", 'woocommerce-gateway-stripe'));
 	}
 
 	/**
@@ -885,19 +885,19 @@ 
 	 * @throws WC_Stripe_Exception
 	 * @since 4.3
 	 */
-	public function prepare_intent_for_order_pay_page( $order = null ) {
-		if ( ! isset( $order ) || empty( $order ) ) {
-			$order = wc_get_order( absint( get_query_var( 'order-pay' ) ) );
+	public function prepare_intent_for_order_pay_page($order = null) {
+		if ( ! isset($order) || empty($order)) {
+			$order = wc_get_order(absint(get_query_var('order-pay')));
 		}
-		$intent = $this->get_intent_from_order( $order );
+		$intent = $this->get_intent_from_order($order);
 
-		if ( ! $intent ) {
-			throw new WC_Stripe_Exception( 'Payment Intent not found', __( 'Payment Intent not found for order #' . $order->get_id(), 'woocommerce-gateway-stripe' ) );
+		if ( ! $intent) {
+			throw new WC_Stripe_Exception('Payment Intent not found', __('Payment Intent not found for order #' . $order->get_id(), 'woocommerce-gateway-stripe'));
 		}
 
-		if ( 'requires_payment_method' === $intent->status && isset( $intent->last_payment_error )
-		     && 'authentication_required' === $intent->last_payment_error->code ) {
-			$level3_data = $this->get_level3_data_from_order( $order );
+		if ('requires_payment_method' === $intent->status && isset($intent->last_payment_error)
+		     && 'authentication_required' === $intent->last_payment_error->code) {
+			$level3_data = $this->get_level3_data_from_order($order);
 			$intent      = WC_Stripe_API::request_with_level3_data(
 				array(
 					'payment_method' => $intent->last_payment_error->source->id,
@@ -907,8 +907,8 @@ 
 				$order
 			);
 
-			if ( isset( $intent->error ) ) {
-				throw new WC_Stripe_Exception( print_r( $intent, true ), $intent->error->message );
+			if (isset($intent->error)) {
+				throw new WC_Stripe_Exception(print_r($intent, true), $intent->error->message);
 			}
 		}
 
@@ -923,26 +923,26 @@ 
 	 * @throws WC_Stripe_Exception
 	 * @since 4.2
 	 */
-	public function render_payment_intent_inputs( $order = null ) {
-		if ( ! isset( $order ) || empty( $order ) ) {
-			$order = wc_get_order( absint( get_query_var( 'order-pay' ) ) );
+	public function render_payment_intent_inputs($order = null) {
+		if ( ! isset($order) || empty($order)) {
+			$order = wc_get_order(absint(get_query_var('order-pay')));
 		}
-		if ( ! isset( $this->order_pay_intent ) ) {
-			$this->prepare_intent_for_order_pay_page( $order );
+		if ( ! isset($this->order_pay_intent)) {
+			$this->prepare_intent_for_order_pay_page($order);
 		}
 
 		$verification_url = add_query_arg(
 			array(
 				'order'            => $order->get_id(),
-				'nonce'            => wp_create_nonce( 'wc_stripe_confirm_pi' ),
-				'redirect_to'      => rawurlencode( $this->get_return_url( $order ) ),
+				'nonce'            => wp_create_nonce('wc_stripe_confirm_pi'),
+				'redirect_to'      => rawurlencode($this->get_return_url($order)),
 				'is_pay_for_order' => true,
 			),
-			WC_AJAX::get_endpoint( 'wc_stripe_verify_intent' )
+			WC_AJAX::get_endpoint('wc_stripe_verify_intent')
 		);
 
-		echo '<input type="hidden" id="stripe-intent-id" value="' . esc_attr( $this->order_pay_intent->client_secret ) . '" />';
-		echo '<input type="hidden" id="stripe-intent-return" value="' . esc_attr( $verification_url ) . '" />';
+		echo '<input type="hidden" id="stripe-intent-id" value="' . esc_attr($this->order_pay_intent->client_secret) . '" />';
+		echo '<input type="hidden" id="stripe-intent-return" value="' . esc_attr($verification_url) . '" />';
 	}
 
 	/**
@@ -952,11 +952,11 @@ 
 	 * @param WC_Payment_Token $token Payment Token.
 	 * @return string                 Generated payment method HTML
 	 */
-	public function get_saved_payment_method_option_html( $token ) {
-		$html          = parent::get_saved_payment_method_option_html( $token );
+	public function get_saved_payment_method_option_html($token) {
+		$html          = parent::get_saved_payment_method_option_html($token);
 		$error_wrapper = '<div class="stripe-source-errors" role="alert"></div>';
 
-		return preg_replace( '~</(\w+)>\s*$~', "$error_wrapper</$1>", $html );
+		return preg_replace('~</(\w+)>\s*$~', "$error_wrapper</$1>", $html);
 	}
 
 	/**
@@ -966,18 +966,18 @@ 
 	 * @since 4.2.0
 	 * @param int $order_id The ID that will be used for the thank you page.
 	 */
-	public function check_intent_status_on_order_page( $order_id ) {
-		if ( empty( $order_id ) || absint( $order_id ) <= 0 ) {
+	public function check_intent_status_on_order_page($order_id) {
+		if (empty($order_id) || absint($order_id) <= 0) {
 			return;
 		}
 
-		$order = wc_get_order( absint( $order_id ) );
+		$order = wc_get_order(absint($order_id));
 
-		if ( ! $order ) {
+		if ( ! $order) {
 			return;
 		}
 
-		$this->verify_intent_after_checkout( $order );
+		$this->verify_intent_after_checkout($order);
 	}
 
 	/**
@@ -991,8 +991,8 @@ 
 	 * @param int   $order_id The ID of the order which is being paid for.
 	 * @return array
 	 */
-	public function modify_successful_payment_result( $result, $order_id ) {
-		if ( ! isset( $result['payment_intent_secret'] ) && ! isset( $result['setup_intent_secret'] ) ) {
+	public function modify_successful_payment_result($result, $order_id) {
+		if ( ! isset($result['payment_intent_secret']) && ! isset($result['setup_intent_secret'])) {
 			// Only redirects with intents need to be modified.
 			return $result;
 		}
@@ -1001,16 +1001,16 @@ 
 		$verification_url = add_query_arg(
 			array(
 				'order'       => $order_id,
-				'nonce'       => wp_create_nonce( 'wc_stripe_confirm_pi' ),
-				'redirect_to' => rawurlencode( $result['redirect'] ),
+				'nonce'       => wp_create_nonce('wc_stripe_confirm_pi'),
+				'redirect_to' => rawurlencode($result['redirect']),
 			),
-			WC_AJAX::get_endpoint( 'wc_stripe_verify_intent' )
+			WC_AJAX::get_endpoint('wc_stripe_verify_intent')
 		);
 
-		if ( isset( $result['payment_intent_secret'] ) ) {
-			$redirect = sprintf( '#confirm-pi-%s:%s', $result['payment_intent_secret'], rawurlencode( $verification_url ) );
-		} else if ( isset( $result['setup_intent_secret'] ) ) {
-			$redirect = sprintf( '#confirm-si-%s:%s', $result['setup_intent_secret'], rawurlencode( $verification_url ) );
+		if (isset($result['payment_intent_secret'])) {
+			$redirect = sprintf('#confirm-pi-%s:%s', $result['payment_intent_secret'], rawurlencode($verification_url));
+		} else if (isset($result['setup_intent_secret'])) {
+			$redirect = sprintf('#confirm-si-%s:%s', $result['setup_intent_secret'], rawurlencode($verification_url));
 		}
 
 		return array(
@@ -1022,8 +1022,8 @@ 
 	/**
 	 * Proceed with current request using new login session (to ensure consistent nonce).
 	 */
-	public function set_cookie_on_current_request( $cookie ) {
-		$_COOKIE[ LOGGED_IN_COOKIE ] = $cookie;
+	public function set_cookie_on_current_request($cookie) {
+		$_COOKIE[LOGGED_IN_COOKIE] = $cookie;
 	}
 
 	/**
@@ -1033,48 +1033,48 @@ 
 	 * @since 4.2.0
 	 * @param WC_Order $order The order which is in a transitional state.
 	 */
-	public function verify_intent_after_checkout( $order ) {
+	public function verify_intent_after_checkout($order) {
 		$payment_method = $order->get_payment_method();
-		if ( $payment_method !== $this->id ) {
+		if ($payment_method !== $this->id) {
 			// If this is not the payment method, an intent would not be available.
 			return;
 		}
 
-		$intent = $this->get_intent_from_order( $order );
-		if ( ! $intent ) {
+		$intent = $this->get_intent_from_order($order);
+		if ( ! $intent) {
 			// No intent, redirect to the order received page for further actions.
 			return;
 		}
 
 		// A webhook might have modified or locked the order while the intent was retreived. This ensures we are reading the right status.
-		clean_post_cache( $order->get_id() );
-		$order = wc_get_order( $order->get_id() );
+		clean_post_cache($order->get_id());
+		$order = wc_get_order($order->get_id());
 
-		if ( ! $order->has_status( array( 'pending', 'failed' ) ) ) {
+		if ( ! $order->has_status(array('pending', 'failed'))) {
 			// If payment has already been completed, this function is redundant.
 			return;
 		}
 
-		if ( $this->lock_order_payment( $order, $intent ) ) {
+		if ($this->lock_order_payment($order, $intent)) {
 			return;
 		}
 
-		if ( 'setup_intent' === $intent->object && 'succeeded' === $intent->status ) {
+		if ('setup_intent' === $intent->object && 'succeeded' === $intent->status) {
 			WC()->cart->empty_cart();
-			if ( WC_Stripe_Helper::is_pre_orders_exists() && WC_Pre_Orders_Order::order_contains_pre_order( $order ) ) {
-				WC_Pre_Orders_Order::mark_order_as_pre_ordered( $order );
+			if (WC_Stripe_Helper::is_pre_orders_exists() && WC_Pre_Orders_Order::order_contains_pre_order($order)) {
+				WC_Pre_Orders_Order::mark_order_as_pre_ordered($order);
 			} else {
 				$order->payment_complete();
 			}
-		} else if ( 'succeeded' === $intent->status || 'requires_capture' === $intent->status ) {
+		} else if ('succeeded' === $intent->status || 'requires_capture' === $intent->status) {
 			// Proceed with the payment completion.
-			$this->handle_intent_verification_success( $order, $intent );
-		} else if ( 'requires_payment_method' === $intent->status ) {
+			$this->handle_intent_verification_success($order, $intent);
+		} else if ('requires_payment_method' === $intent->status) {
 			// `requires_payment_method` means that SCA got denied for the current payment method.
-			$this->handle_intent_verification_failure( $order, $intent );
+			$this->handle_intent_verification_failure($order, $intent);
 		}
 
-		$this->unlock_order_payment( $order );
+		$this->unlock_order_payment($order);
 	}
 
 	/**
@@ -1084,8 +1084,8 @@ 
 	 * @param WC_Order $order The order whose verification succeeded.
 	 * @param stdClass $intent The Payment Intent object.
 	 */
-	protected function handle_intent_verification_success( $order, $intent ) {
-		$this->process_response( end( $intent->charges->data ), $order );
+	protected function handle_intent_verification_success($order, $intent) {
+		$this->process_response(end($intent->charges->data), $order);
 	}
 
 	/**
@@ -1095,8 +1095,8 @@ 
 	 * @param WC_Order $order The order whose verification failed.
 	 * @param stdClass $intent The Payment Intent object.
 	 */
-	protected function handle_intent_verification_failure( $order, $intent ) {
-		$this->failed_sca_auth( $order, $intent );
+	protected function handle_intent_verification_failure($order, $intent) {
+		$this->failed_sca_auth($order, $intent);
 	}
 
 	/**
@@ -1106,18 +1106,18 @@ 
 	 * @param WC_Order $order  The order which should be checked.
 	 * @param object   $intent The intent, associated with the order.
 	 */
-	public function failed_sca_auth( $order, $intent ) {
+	public function failed_sca_auth($order, $intent) {
 		// If the order has already failed, do not repeat the same message.
-		if ( $order->has_status( 'failed' ) ) {
+		if ($order->has_status('failed')) {
 			return;
 		}
 
 		// Load the right message and update the status.
-		$status_message = isset( $intent->last_payment_error )
+		$status_message = isset($intent->last_payment_error)
 			/* translators: 1) The error message that was received from Stripe. */
-			? sprintf( __( 'Stripe SCA authentication failed. Reason: %s', 'woocommerce-gateway-stripe' ), $intent->last_payment_error->message )
-			: __( 'Stripe SCA authentication failed.', 'woocommerce-gateway-stripe' );
-		$order->update_status( 'failed', $status_message );
+			? sprintf(__('Stripe SCA authentication failed. Reason: %s', 'woocommerce-gateway-stripe'), $intent->last_payment_error->message)
+			: __('Stripe SCA authentication failed.', 'woocommerce-gateway-stripe');
+		$order->update_status('failed', $status_message);
 	}
 
 	/**
@@ -1128,10 +1128,10 @@ 
 	 *
 	 * @return string Checkout URL for the given order.
 	 */
-	public function get_checkout_payment_url( $pay_url, $order ) {
+	public function get_checkout_payment_url($pay_url, $order) {
 		global $wp;
-		if ( isset( $_GET['wc-stripe-confirmation'] ) && isset( $wp->query_vars['order-pay'] ) && $wp->query_vars['order-pay'] == $order->get_id() ) {
-			$pay_url = add_query_arg( 'wc-stripe-confirmation', 1, $pay_url );
+		if (isset($_GET['wc-stripe-confirmation']) && isset($wp->query_vars['order-pay']) && $wp->query_vars['order-pay'] == $order->get_id()) {
+			$pay_url = add_query_arg('wc-stripe-confirmation', 1, $pay_url);
 		}
 		return $pay_url;
 	}
@@ -1141,63 +1141,63 @@ 
 	 */
 	public function process_admin_options() {
 		// Load all old values before the new settings get saved.
-		$old_publishable_key      = $this->get_option( 'publishable_key' );
-		$old_secret_key           = $this->get_option( 'secret_key' );
-		$old_test_publishable_key = $this->get_option( 'test_publishable_key' );
-		$old_test_secret_key      = $this->get_option( 'test_secret_key' );
+		$old_publishable_key      = $this->get_option('publishable_key');
+		$old_secret_key           = $this->get_option('secret_key');
+		$old_test_publishable_key = $this->get_option('test_publishable_key');
+		$old_test_secret_key      = $this->get_option('test_secret_key');
 
 		parent::process_admin_options();
 
 		// Load all old values after the new settings have been saved.
-		$new_publishable_key      = $this->get_option( 'publishable_key' );
-		$new_secret_key           = $this->get_option( 'secret_key' );
-		$new_test_publishable_key = $this->get_option( 'test_publishable_key' );
-		$new_test_secret_key      = $this->get_option( 'test_secret_key' );
+		$new_publishable_key      = $this->get_option('publishable_key');
+		$new_secret_key           = $this->get_option('secret_key');
+		$new_test_publishable_key = $this->get_option('test_publishable_key');
+		$new_test_secret_key      = $this->get_option('test_secret_key');
 
 		// Checks whether a value has transitioned from a non-empty value to a new one.
-		$has_changed = function( $old_value, $new_value ) {
-			return ! empty( $old_value ) && ( $old_value !== $new_value );
+		$has_changed = function($old_value, $new_value) {
+			return ! empty($old_value) && ($old_value !== $new_value);
 		};
 
 		// Look for updates.
 		if (
-			$has_changed( $old_publishable_key, $new_publishable_key )
-			|| $has_changed( $old_secret_key, $new_secret_key )
-			|| $has_changed( $old_test_publishable_key, $new_test_publishable_key )
-			|| $has_changed( $old_test_secret_key, $new_test_secret_key )
+			$has_changed($old_publishable_key, $new_publishable_key)
+			|| $has_changed($old_secret_key, $new_secret_key)
+			|| $has_changed($old_test_publishable_key, $new_test_publishable_key)
+			|| $has_changed($old_test_secret_key, $new_test_secret_key)
 		) {
-			update_option( 'wc_stripe_show_changed_keys_notice', 'yes' );
+			update_option('wc_stripe_show_changed_keys_notice', 'yes');
 		}
 	}
 
-	public function validate_publishable_key_field( $key, $value ) {
-		$value = $this->validate_text_field( $key, $value );
-		if ( ! empty( $value ) && ! preg_match( '/^pk_live_/', $value ) ) {
-			throw new Exception( __( 'The "Live Publishable Key" should start with "pk_live", enter the correct key.', 'woocommerce-gateway-stripe' ) );
+	public function validate_publishable_key_field($key, $value) {
+		$value = $this->validate_text_field($key, $value);
+		if ( ! empty($value) && ! preg_match('/^pk_live_/', $value)) {
+			throw new Exception(__('The "Live Publishable Key" should start with "pk_live", enter the correct key.', 'woocommerce-gateway-stripe'));
 		}
 		return $value;
 	}
 
-	public function validate_secret_key_field( $key, $value ) {
-		$value = $this->validate_text_field( $key, $value );
-		if ( ! empty( $value ) && ! preg_match( '/^[rs]k_live_/', $value ) ) {
-			throw new Exception( __( 'The "Live Secret Key" should start with "sk_live" or "rk_live", enter the correct key.', 'woocommerce-gateway-stripe' ) );
+	public function validate_secret_key_field($key, $value) {
+		$value = $this->validate_text_field($key, $value);
+		if ( ! empty($value) && ! preg_match('/^[rs]k_live_/', $value)) {
+			throw new Exception(__('The "Live Secret Key" should start with "sk_live" or "rk_live", enter the correct key.', 'woocommerce-gateway-stripe'));
 		}
 		return $value;
 	}
 
-	public function validate_test_publishable_key_field( $key, $value ) {
-		$value = $this->validate_text_field( $key, $value );
-		if ( ! empty( $value ) && ! preg_match( '/^pk_test_/', $value ) ) {
-			throw new Exception( __( 'The "Test Publishable Key" should start with "pk_test", enter the correct key.', 'woocommerce-gateway-stripe' ) );
+	public function validate_test_publishable_key_field($key, $value) {
+		$value = $this->validate_text_field($key, $value);
+		if ( ! empty($value) && ! preg_match('/^pk_test_/', $value)) {
+			throw new Exception(__('The "Test Publishable Key" should start with "pk_test", enter the correct key.', 'woocommerce-gateway-stripe'));
 		}
 		return $value;
 	}
 
-	public function validate_test_secret_key_field( $key, $value ) {
-		$value = $this->validate_text_field( $key, $value );
-		if ( ! empty( $value ) && ! preg_match( '/^[rs]k_test_/', $value ) ) {
-			throw new Exception( __( 'The "Test Secret Key" should start with "sk_test" or "rk_test", enter the correct key.', 'woocommerce-gateway-stripe' ) );
+	public function validate_test_secret_key_field($key, $value) {
+		$value = $this->validate_text_field($key, $value);
+		if ( ! empty($value) && ! preg_match('/^[rs]k_test_/', $value)) {
+			throw new Exception(__('The "Test Secret Key" should start with "sk_test" or "rk_test", enter the correct key.', 'woocommerce-gateway-stripe'));
 		}
 		return $value;
 	}

templates/emails/failed-preorder-authentication.php

Spacing +14 added lines, -14 removed lines

@@ -1,10 +1,10 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 ?>
 
-<?php do_action( 'woocommerce_email_header', $email_heading, $email ); ?>
+<?php do_action('woocommerce_email_header', $email_heading, $email); ?>
 
 <?php
 $billing_email = $order->get_billing_email();
@@ -15,19 +15,19 @@ 
 	echo wp_kses(
 		sprintf(
 			// translators: %s is a link to the payment re-authentication URL.
-			_x( 'Your pre-order is now available, but payment cannot be completed automatically. %s', 'In failed SCA authentication for a pre-order.', 'woocommerce-gateway-stripe' ),
-			'<a href="' . esc_url( $authorization_url ) . '">' . esc_html__( 'Authorize the payment now &raquo;', 'woocommerce-gateway-stripe' ) . '</a>'
+			_x('Your pre-order is now available, but payment cannot be completed automatically. %s', 'In failed SCA authentication for a pre-order.', 'woocommerce-gateway-stripe'),
+			'<a href="' . esc_url($authorization_url) . '">' . esc_html__('Authorize the payment now &raquo;', 'woocommerce-gateway-stripe') . '</a>'
 		),
-		array( 'a' => array( 'href' => true ) )
+		array('a' => array('href' => true))
 	);
 ?></p>
 
-<?php if ( $email->get_custom_message() ) : ?>
-	<blockquote><?php echo wpautop( wptexturize( $email->get_custom_message() ) ); ?></blockquote>
+<?php if ($email->get_custom_message()) : ?>
+	<blockquote><?php echo wpautop(wptexturize($email->get_custom_message())); ?></blockquote>
 <?php endif; ?>
 
 <?php
-do_action( 'woocommerce_email_before_order_table', $order, false, $plain_text, $email );
+do_action('woocommerce_email_before_order_table', $order, false, $plain_text, $email);
 
 /*
  * @hooked WC_Emails::order_details() Shows the order details table.
@@ -35,28 +35,28 @@ 
  * @hooked WC_Structured_Data::output_structured_data() Outputs structured data.
  * @since 2.5.0
  */
-do_action( 'woocommerce_email_order_details', $order, $sent_to_admin, $plain_text, $email );
+do_action('woocommerce_email_order_details', $order, $sent_to_admin, $plain_text, $email);
 
 /*
  * @hooked WC_Emails::order_meta() Shows order meta data.
  */
-do_action( 'woocommerce_email_order_meta', $order, $sent_to_admin, $plain_text, $email );
+do_action('woocommerce_email_order_meta', $order, $sent_to_admin, $plain_text, $email);
 
-do_action( 'woocommerce_email_after_order_table', $order, false, $plain_text, $email );
+do_action('woocommerce_email_after_order_table', $order, false, $plain_text, $email);
 
 /*
  * @hooked WC_Emails::customer_details() Shows customer details
  * @hooked WC_Emails::email_address() Shows email address
  */
-do_action( 'woocommerce_email_customer_details', $order, $sent_to_admin, $plain_text, $email );
+do_action('woocommerce_email_customer_details', $order, $sent_to_admin, $plain_text, $email);
 
 ?>
 <p>
-<?php esc_html_e( 'Thanks for shopping with us.', 'woocommerce-gateway-stripe' ); ?>
+<?php esc_html_e('Thanks for shopping with us.', 'woocommerce-gateway-stripe'); ?>
 </p>
 <?php
 
 /*
  * @hooked WC_Emails::email_footer() Output the email footer
  */
-do_action( 'woocommerce_email_footer', $email );
+do_action('woocommerce_email_footer', $email);

includes/compat/class-wc-stripe-pre-orders-compat.php

Spacing +45 added lines, -45 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -11,7 +11,7 @@ 
 	public $saved_cards;
 
 	public function __construct() {
-		$this->saved_cards = WC_Stripe_Helper::get_settings( 'stripe', 'saved_cards' );
+		$this->saved_cards = WC_Stripe_Helper::get_settings('stripe', 'saved_cards');
 	}
 
 	/**
@@ -19,17 +19,17 @@ 
 	 * @param  int  $order_id
 	 * @return boolean
 	 */
-	public function is_pre_order( $order_id ) {
-		return WC_Pre_Orders_Order::order_contains_pre_order( $order_id );
+	public function is_pre_order($order_id) {
+		return WC_Pre_Orders_Order::order_contains_pre_order($order_id);
 	}
 
 	/**
 	 * Remove order meta
 	 * @param object $order
 	 */
-	public function remove_order_source_before_retry( $order ) {
-		$order->delete_meta_data( '_stripe_source_id' );
-		$order->delete_meta_data( '_stripe_card_id' );
+	public function remove_order_source_before_retry($order) {
+		$order->delete_meta_data('_stripe_source_id');
+		$order->delete_meta_data('_stripe_card_id');
 		$order->save();
 	}
 
@@ -37,31 +37,31 @@ 
 	 * Process the pre-order when pay upon release is used.
 	 * @param int $order_id
 	 */
-	public function process_pre_order( $order_id ) {
+	public function process_pre_order($order_id) {
 		try {
-			$order = wc_get_order( $order_id );
+			$order = wc_get_order($order_id);
 
 			// This will throw exception if not valid.
-			$this->validate_minimum_order_amount( $order );
+			$this->validate_minimum_order_amount($order);
 
-			$prepared_source = $this->prepare_source( get_current_user_id(), true );
+			$prepared_source = $this->prepare_source(get_current_user_id(), true);
 
 			// We need a source on file to continue.
-			if ( empty( $prepared_source->customer ) || empty( $prepared_source->source ) ) {
-				throw new WC_Stripe_Exception( __( 'Unable to store payment details. Please try again.', 'woocommerce-gateway-stripe' ) );
+			if (empty($prepared_source->customer) || empty($prepared_source->source)) {
+				throw new WC_Stripe_Exception(__('Unable to store payment details. Please try again.', 'woocommerce-gateway-stripe'));
 			}
 
 			// Setup the response early to allow later modifications.
 			$response = array(
 				'result'   => 'success',
-				'redirect' => $this->get_return_url( $order ),
+				'redirect' => $this->get_return_url($order),
 			);
 
-			$this->save_source_to_order( $order, $prepared_source );
+			$this->save_source_to_order($order, $prepared_source);
 
 			// Try setting up a payment intent.
-			$intent_secret = $this->setup_intent( $order, $prepared_source );
-			if ( ! empty( $intent_secret ) ) {
+			$intent_secret = $this->setup_intent($order, $prepared_source);
+			if ( ! empty($intent_secret)) {
 				$response['setup_intent_secret'] = $intent_secret;
 				return $response;
 			}
@@ -70,17 +70,17 @@ 
 			WC()->cart->empty_cart();
 
 			// Is pre ordered!
-			WC_Pre_Orders_Order::mark_order_as_pre_ordered( $order );
+			WC_Pre_Orders_Order::mark_order_as_pre_ordered($order);
 
 			// Return thank you page redirect
 			return $response;
-		} catch ( WC_Stripe_Exception $e ) {
-			wc_add_notice( $e->getLocalizedMessage(), 'error' );
-			WC_Stripe_Logger::log( 'Pre Orders Error: ' . $e->getMessage() );
+		} catch (WC_Stripe_Exception $e) {
+			wc_add_notice($e->getLocalizedMessage(), 'error');
+			WC_Stripe_Logger::log('Pre Orders Error: ' . $e->getMessage());
 
 			return array(
 				'result'   => 'success',
-				'redirect' => $order->get_checkout_payment_url( true ),
+				'redirect' => $order->get_checkout_payment_url(true),
 			);
 		}
 	}
@@ -93,49 +93,49 @@ 
 	 *
 	 * @return void
 	 */
-	public function process_pre_order_release_payment( $order, $retry = true ) {
+	public function process_pre_order_release_payment($order, $retry = true) {
 		try {
-			$source   = $this->prepare_order_source( $order );
-			$response = $this->create_and_confirm_intent_for_off_session( $order, $source );
+			$source   = $this->prepare_order_source($order);
+			$response = $this->create_and_confirm_intent_for_off_session($order, $source);
 
-			$is_authentication_required = $this->is_authentication_required_for_payment( $response );
+			$is_authentication_required = $this->is_authentication_required_for_payment($response);
 
-			if ( ! empty( $response->error ) && ! $is_authentication_required ) {
-				if ( ! $retry ) {
-					throw new Exception( $response->error->message );
+			if ( ! empty($response->error) && ! $is_authentication_required) {
+				if ( ! $retry) {
+					throw new Exception($response->error->message);
 				}
-				$this->remove_order_source_before_retry( $order );
-				$this->process_pre_order_release_payment( $order, false );
-			} else if ( $is_authentication_required ) {
-				$charge = end( $response->error->payment_intent->charges->data );
+				$this->remove_order_source_before_retry($order);
+				$this->process_pre_order_release_payment($order, false);
+			} else if ($is_authentication_required) {
+				$charge = end($response->error->payment_intent->charges->data);
 				$id = $charge->id;
 
-				$order->set_transaction_id( $id );
-				$order->update_status( 'failed', sprintf( __( 'Stripe charge awaiting authentication by user: %s.', 'woocommerce-gateway-stripe' ), $id ) );
-				if ( is_callable( array( $order, 'save' ) ) ) {
+				$order->set_transaction_id($id);
+				$order->update_status('failed', sprintf(__('Stripe charge awaiting authentication by user: %s.', 'woocommerce-gateway-stripe'), $id));
+				if (is_callable(array($order, 'save'))) {
 					$order->save();
 				}
 
 				WC_Emails::instance();
 
-				do_action( 'wc_gateway_stripe_process_payment_authentication_required', $order );
+				do_action('wc_gateway_stripe_process_payment_authentication_required', $order);
 
-				throw new WC_Stripe_Exception( print_r( $response, true ), $response->error->message );
+				throw new WC_Stripe_Exception(print_r($response, true), $response->error->message);
 			} else {
 				// Successful
-				$this->process_response( end( $response->charges->data ), $order );
+				$this->process_response(end($response->charges->data), $order);
 			}
-		} catch ( Exception $e ) {
-			$error_message = is_callable( array( $e, 'getLocalizedMessage' ) ) ? $e->getLocalizedMessage() : $e->getMessage();
+		} catch (Exception $e) {
+			$error_message = is_callable(array($e, 'getLocalizedMessage')) ? $e->getLocalizedMessage() : $e->getMessage();
 			/* translators: error message */
-			$order_note = sprintf( __( 'Stripe Transaction Failed (%s)', 'woocommerce-gateway-stripe' ), $error_message );
+			$order_note = sprintf(__('Stripe Transaction Failed (%s)', 'woocommerce-gateway-stripe'), $error_message);
 
 			// Mark order as failed if not already set,
 			// otherwise, make sure we add the order note so we can detect when someone fails to check out multiple times
-			if ( ! $order->has_status( 'failed' ) ) {
-				$order->update_status( 'failed', $order_note );
+			if ( ! $order->has_status('failed')) {
+				$order->update_status('failed', $order_note);
 			} else {
-				$order->add_order_note( $order_note );
+				$order->add_order_note($order_note);
 			}
 		}
 	}