woocommerce / woocommerce-gateway-stripe

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

Spacing +107 added lines, -107 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -21,9 +21,9 @@ 
 	 * @since 4.1.0
 	 */
 	public function __construct() {
-		add_action( 'admin_notices', array( $this, 'admin_notices' ) );
-		add_action( 'wp_loaded', array( $this, 'hide_notices' ) );
-		add_action( 'woocommerce_stripe_updated', array( $this, 'stripe_updated' ) );
+		add_action('admin_notices', array($this, 'admin_notices'));
+		add_action('wp_loaded', array($this, 'hide_notices'));
+		add_action('woocommerce_stripe_updated', array($this, 'stripe_updated'));
 	}
 
 	/**
@@ -32,8 +32,8 @@ 
 	 * @since 1.0.0
 	 * @version 4.0.0
 	 */
-	public function add_admin_notice( $slug, $class, $message, $dismissible = false ) {
-		$this->notices[ $slug ] = array(
+	public function add_admin_notice($slug, $class, $message, $dismissible = false) {
+		$this->notices[$slug] = array(
 			'class'       => $class,
 			'message'     => $message,
 			'dismissible' => $dismissible,
@@ -47,7 +47,7 @@ 
 	 * @version 4.0.0
 	 */
 	public function admin_notices() {
-		if ( ! current_user_can( 'manage_woocommerce' ) ) {
+		if ( ! current_user_can('manage_woocommerce')) {
 			return;
 		}
 
@@ -57,17 +57,17 @@ 
 		// All other payment methods.
 		$this->payment_methods_check_environment();
 
-		foreach ( (array) $this->notices as $notice_key => $notice ) {
-			echo '<div class="' . esc_attr( $notice['class'] ) . '" style="position:relative;">';
+		foreach ((array) $this->notices as $notice_key => $notice) {
+			echo '<div class="' . esc_attr($notice['class']) . '" style="position:relative;">';
 
-			if ( $notice['dismissible'] ) {
+			if ($notice['dismissible']) {
 				?>
-				<a href="<?php echo esc_url( wp_nonce_url( add_query_arg( 'wc-stripe-hide-notice', $notice_key ), 'wc_stripe_hide_notices_nonce', '_wc_stripe_notice_nonce' ) ); ?>" class="woocommerce-message-close notice-dismiss" style="position:relative;float:right;padding:9px 0px 9px 9px 9px;text-decoration:none;"></a>
+				<a href="<?php echo esc_url(wp_nonce_url(add_query_arg('wc-stripe-hide-notice', $notice_key), 'wc_stripe_hide_notices_nonce', '_wc_stripe_notice_nonce')); ?>" class="woocommerce-message-close notice-dismiss" style="position:relative;float:right;padding:9px 0px 9px 9px 9px;text-decoration:none;"></a>
 				<?php
 			}
 
 			echo '<p>';
-			echo wp_kses( $notice['message'], array( 'a' => array( 'href' => array(), 'target' => array() ) ) );
+			echo wp_kses($notice['message'], array('a' => array('href' => array(), 'target' => array())));
 			echo '</p></div>';
 		}
 	}
@@ -100,120 +100,120 @@ 
 	 * @version 4.0.0
 	 */
 	public function stripe_check_environment() {
-		$show_style_notice   = get_option( 'wc_stripe_show_style_notice' );
-		$show_ssl_notice     = get_option( 'wc_stripe_show_ssl_notice' );
-		$show_keys_notice    = get_option( 'wc_stripe_show_keys_notice' );
-		$show_3ds_notice     = get_option( 'wc_stripe_show_3ds_notice' );
-		$show_phpver_notice  = get_option( 'wc_stripe_show_phpver_notice' );
-		$show_wcver_notice   = get_option( 'wc_stripe_show_wcver_notice' );
-		$show_curl_notice    = get_option( 'wc_stripe_show_curl_notice' );
-		$show_sca_notice     = get_option( 'wc_stripe_show_sca_notice' );
-		$changed_keys_notice = get_option( 'wc_stripe_show_changed_keys_notice' );
-		$options             = get_option( 'woocommerce_stripe_settings' );
-		$testmode            = ( isset( $options['testmode'] ) && 'yes' === $options['testmode'] ) ? true : false;
-		$test_pub_key        = isset( $options['test_publishable_key'] ) ? $options['test_publishable_key'] : '';
-		$test_secret_key     = isset( $options['test_secret_key'] ) ? $options['test_secret_key'] : '';
-		$live_pub_key        = isset( $options['publishable_key'] ) ? $options['publishable_key'] : '';
-		$live_secret_key     = isset( $options['secret_key'] ) ? $options['secret_key'] : '';
-		$three_d_secure      = isset( $options['three_d_secure'] ) && 'yes' === $options['three_d_secure'];
-
-		if ( isset( $options['enabled'] ) && 'yes' === $options['enabled'] ) {
-			if ( empty( $show_3ds_notice ) && $three_d_secure ) {
+		$show_style_notice   = get_option('wc_stripe_show_style_notice');
+		$show_ssl_notice     = get_option('wc_stripe_show_ssl_notice');
+		$show_keys_notice    = get_option('wc_stripe_show_keys_notice');
+		$show_3ds_notice     = get_option('wc_stripe_show_3ds_notice');
+		$show_phpver_notice  = get_option('wc_stripe_show_phpver_notice');
+		$show_wcver_notice   = get_option('wc_stripe_show_wcver_notice');
+		$show_curl_notice    = get_option('wc_stripe_show_curl_notice');
+		$show_sca_notice     = get_option('wc_stripe_show_sca_notice');
+		$changed_keys_notice = get_option('wc_stripe_show_changed_keys_notice');
+		$options             = get_option('woocommerce_stripe_settings');
+		$testmode            = (isset($options['testmode']) && 'yes' === $options['testmode']) ? true : false;
+		$test_pub_key        = isset($options['test_publishable_key']) ? $options['test_publishable_key'] : '';
+		$test_secret_key     = isset($options['test_secret_key']) ? $options['test_secret_key'] : '';
+		$live_pub_key        = isset($options['publishable_key']) ? $options['publishable_key'] : '';
+		$live_secret_key     = isset($options['secret_key']) ? $options['secret_key'] : '';
+		$three_d_secure      = isset($options['three_d_secure']) && 'yes' === $options['three_d_secure'];
+
+		if (isset($options['enabled']) && 'yes' === $options['enabled']) {
+			if (empty($show_3ds_notice) && $three_d_secure) {
 				$url = 'https://stripe.com/docs/payments/3d-secure#three-ds-radar';
 
 				/* translators: 1) A URL that explains Stripe Radar. */
-				$message = __( 'WooCommerce Stripe - We see that you had the "Require 3D secure when applicable" setting turned on. This setting is not available here anymore, because it is now replaced by Stripe Radar. You can learn more about it <a href="%s" target="_blank">here</a>.', 'woocommerce-gateway-stripe' );
+				$message = __('WooCommerce Stripe - We see that you had the "Require 3D secure when applicable" setting turned on. This setting is not available here anymore, because it is now replaced by Stripe Radar. You can learn more about it <a href="%s" target="_blank">here</a>.', 'woocommerce-gateway-stripe');
 
-				$this->add_admin_notice( '3ds', 'notice notice-warning', sprintf( $message, $url ), true );
+				$this->add_admin_notice('3ds', 'notice notice-warning', sprintf($message, $url), true);
 			}
 
-			if ( empty( $show_style_notice ) ) {
+			if (empty($show_style_notice)) {
 				/* translators: 1) int version 2) int version */
-				$message = __( 'WooCommerce Stripe - We recently made changes to Stripe that may impact the appearance of your checkout. If your checkout has changed unexpectedly, please follow these <a href="https://docs.woocommerce.com/document/stripe/#styling" target="_blank">instructions</a> to fix.', 'woocommerce-gateway-stripe' );
+				$message = __('WooCommerce Stripe - We recently made changes to Stripe that may impact the appearance of your checkout. If your checkout has changed unexpectedly, please follow these <a href="https://docs.woocommerce.com/document/stripe/#styling" target="_blank">instructions</a> to fix.', 'woocommerce-gateway-stripe');
 
-				$this->add_admin_notice( 'style', 'notice notice-warning', $message, true );
+				$this->add_admin_notice('style', 'notice notice-warning', $message, true);
 
 				return;
 			}
 
-			if ( empty( $show_phpver_notice ) ) {
-				if ( version_compare( phpversion(), WC_STRIPE_MIN_PHP_VER, '<' ) ) {
+			if (empty($show_phpver_notice)) {
+				if (version_compare(phpversion(), WC_STRIPE_MIN_PHP_VER, '<')) {
 					/* translators: 1) int version 2) int version */
-					$message = __( 'WooCommerce Stripe - The minimum PHP version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe' );
+					$message = __('WooCommerce Stripe - The minimum PHP version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe');
 
-					$this->add_admin_notice( 'phpver', 'error', sprintf( $message, WC_STRIPE_MIN_PHP_VER, phpversion() ), true );
+					$this->add_admin_notice('phpver', 'error', sprintf($message, WC_STRIPE_MIN_PHP_VER, phpversion()), true);
 
 					return;
 				}
 			}
 
-			if ( empty( $show_wcver_notice ) ) {
-				if ( WC_Stripe_Helper::is_wc_lt( WC_STRIPE_MIN_WC_VER ) ) {
+			if (empty($show_wcver_notice)) {
+				if (WC_Stripe_Helper::is_wc_lt(WC_STRIPE_MIN_WC_VER)) {
 					/* translators: 1) int version 2) int version */
-					$message = __( 'WooCommerce Stripe - The minimum WooCommerce version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe' );
+					$message = __('WooCommerce Stripe - The minimum WooCommerce version required for this plugin is %1$s. You are running %2$s.', 'woocommerce-gateway-stripe');
 
-					$this->add_admin_notice( 'wcver', 'notice notice-warning', sprintf( $message, WC_STRIPE_MIN_WC_VER, WC_VERSION ), true );
+					$this->add_admin_notice('wcver', 'notice notice-warning', sprintf($message, WC_STRIPE_MIN_WC_VER, WC_VERSION), true);
 
 					return;
-				} elseif ( WC_Stripe_Helper::is_wc_lt( WC_STRIPE_FUTURE_MIN_WC_VER ) ) {
+				} elseif (WC_Stripe_Helper::is_wc_lt(WC_STRIPE_FUTURE_MIN_WC_VER)) {
 					/* translators: 1) int version 2) int version */
-					$message = __( 'WooCommerce Stripe - This is the last version of the plugin compatible with WooCommerce %1$s. All furture versions of the plugin will require WooCommerce %2$s or greater.', 'woocommerce-gateway-stripe' );
-					$this->add_admin_notice( 'wcver', 'notice notice-warning', sprintf( $message, WC_VERSION, WC_STRIPE_FUTURE_MIN_WC_VER ), true );
+					$message = __('WooCommerce Stripe - This is the last version of the plugin compatible with WooCommerce %1$s. All furture versions of the plugin will require WooCommerce %2$s or greater.', 'woocommerce-gateway-stripe');
+					$this->add_admin_notice('wcver', 'notice notice-warning', sprintf($message, WC_VERSION, WC_STRIPE_FUTURE_MIN_WC_VER), true);
 				}
 			}
 
-			if ( empty( $show_curl_notice ) ) {
-				if ( ! function_exists( 'curl_init' ) ) {
-					$this->add_admin_notice( 'curl', 'notice notice-warning', __( 'WooCommerce Stripe - cURL is not installed.', 'woocommerce-gateway-stripe' ), true );
+			if (empty($show_curl_notice)) {
+				if ( ! function_exists('curl_init')) {
+					$this->add_admin_notice('curl', 'notice notice-warning', __('WooCommerce Stripe - cURL is not installed.', 'woocommerce-gateway-stripe'), true);
 				}
 			}
 
-			if ( empty( $show_keys_notice ) ) {
+			if (empty($show_keys_notice)) {
 				$secret = WC_Stripe_API::get_secret_key();
 
-				if ( empty( $secret ) && ! ( isset( $_GET['page'], $_GET['section'] ) && 'wc-settings' === $_GET['page'] && 'stripe' === $_GET['section'] ) ) {
+				if (empty($secret) && ! (isset($_GET['page'], $_GET['section']) && 'wc-settings' === $_GET['page'] && 'stripe' === $_GET['section'])) {
 					$setting_link = $this->get_setting_link();
 					/* translators: 1) link */
-					$this->add_admin_notice( 'keys', 'notice notice-warning', sprintf( __( 'Stripe is almost ready. To get started, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe' ), $setting_link ), true );
+					$this->add_admin_notice('keys', 'notice notice-warning', sprintf(__('Stripe is almost ready. To get started, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe'), $setting_link), true);
 				}
 
 				// Check if keys are entered properly per live/test mode.
-				if ( $testmode ) {
+				if ($testmode) {
 					if (
-						! empty( $test_pub_key ) && ! preg_match( '/^pk_test_/', $test_pub_key )
-						|| ( ! empty( $test_secret_key ) && ! preg_match( '/^sk_test_/', $test_secret_key )
-						&& ! empty( $test_secret_key ) && ! preg_match( '/^rk_test_/', $test_secret_key ) ) ) {
+						! empty($test_pub_key) && ! preg_match('/^pk_test_/', $test_pub_key)
+						|| ( ! empty($test_secret_key) && ! preg_match('/^sk_test_/', $test_secret_key)
+						&& ! empty($test_secret_key) && ! preg_match('/^rk_test_/', $test_secret_key)) ) {
 						$setting_link = $this->get_setting_link();
 						/* translators: 1) link */
-						$this->add_admin_notice( 'keys', 'notice notice-error', sprintf( __( 'Stripe is in test mode however your test keys may not be valid. Test keys start with pk_test and sk_test or rk_test. Please go to your settings and, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe' ), $setting_link ), true );
+						$this->add_admin_notice('keys', 'notice notice-error', sprintf(__('Stripe is in test mode however your test keys may not be valid. Test keys start with pk_test and sk_test or rk_test. Please go to your settings and, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe'), $setting_link), true);
 					}
 				} else {
 					if (
-						! empty( $live_pub_key ) && ! preg_match( '/^pk_live_/', $live_pub_key )
-						|| ( ! empty( $live_secret_key ) && ! preg_match( '/^sk_live_/', $live_secret_key )
-						&& ! empty( $live_secret_key ) && ! preg_match( '/^rk_live_/', $live_secret_key ) ) ) {
+						! empty($live_pub_key) && ! preg_match('/^pk_live_/', $live_pub_key)
+						|| ( ! empty($live_secret_key) && ! preg_match('/^sk_live_/', $live_secret_key)
+						&& ! empty($live_secret_key) && ! preg_match('/^rk_live_/', $live_secret_key)) ) {
 						$setting_link = $this->get_setting_link();
 						/* translators: 1) link */
-						$this->add_admin_notice( 'keys', 'notice notice-error', sprintf( __( 'Stripe is in live mode however your test keys may not be valid. Live keys start with pk_live and sk_live or rk_live. Please go to your settings and, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe' ), $setting_link ), true );
+						$this->add_admin_notice('keys', 'notice notice-error', sprintf(__('Stripe is in live mode however your test keys may not be valid. Live keys start with pk_live and sk_live or rk_live. Please go to your settings and, <a href="%s">set your Stripe account keys</a>.', 'woocommerce-gateway-stripe'), $setting_link), true);
 					}
 				}
 			}
 
-			if ( empty( $show_ssl_notice ) ) {
+			if (empty($show_ssl_notice)) {
 				// Show message if enabled and FORCE SSL is disabled and WordpressHTTPS plugin is not detected.
-				if ( ! wc_checkout_is_https() ) {
+				if ( ! wc_checkout_is_https()) {
 					/* translators: 1) link */
-					$this->add_admin_notice( 'ssl', 'notice notice-warning', sprintf( __( 'Stripe is enabled, but a SSL certificate is not detected. Your checkout may not be secure! Please ensure your server has a valid <a href="%1$s" target="_blank">SSL certificate</a>', 'woocommerce-gateway-stripe' ), 'https://en.wikipedia.org/wiki/Transport_Layer_Security' ), true );
+					$this->add_admin_notice('ssl', 'notice notice-warning', sprintf(__('Stripe is enabled, but a SSL certificate is not detected. Your checkout may not be secure! Please ensure your server has a valid <a href="%1$s" target="_blank">SSL certificate</a>', 'woocommerce-gateway-stripe'), 'https://en.wikipedia.org/wiki/Transport_Layer_Security'), true);
 				}
 			}
 
-			if ( empty( $show_sca_notice ) ) {
-				$this->add_admin_notice( 'sca', 'notice notice-success', sprintf( __( 'Stripe is now ready for Strong Customer Authentication (SCA) and 3D Secure 2! <a href="%1$s" target="_blank">Read about SCA</a>', 'woocommerce-gateway-stripe' ), 'https://woocommerce.com/posts/introducing-strong-customer-authentication-sca/' ), true );
+			if (empty($show_sca_notice)) {
+				$this->add_admin_notice('sca', 'notice notice-success', sprintf(__('Stripe is now ready for Strong Customer Authentication (SCA) and 3D Secure 2! <a href="%1$s" target="_blank">Read about SCA</a>', 'woocommerce-gateway-stripe'), 'https://woocommerce.com/posts/introducing-strong-customer-authentication-sca/'), true);
 			}
 
-			if ( 'yes' === $changed_keys_notice ) {
+			if ('yes' === $changed_keys_notice) {
 				// translators: %s is a the URL for the link.
-				$this->add_admin_notice( 'changed_keys', 'notice notice-warning', sprintf( __( 'The public and/or secret keys for the Stripe gateway have been changed. This might cause errors for existing customers and saved payment methods. <a href="%s" target="_blank">Click here to learn more</a>.', 'woocommerce-gateway-stripe' ), 'https://docs.woocommerce.com/document/stripe-fixing-customer-errors/' ), true );
+				$this->add_admin_notice('changed_keys', 'notice notice-warning', sprintf(__('The public and/or secret keys for the Stripe gateway have been changed. This might cause errors for existing customers and saved payment methods. <a href="%s" target="_blank">Click here to learn more</a>.', 'woocommerce-gateway-stripe'), 'https://docs.woocommerce.com/document/stripe-fixing-customer-errors/'), true);
 			}
 		}
 	}
@@ -226,17 +226,17 @@ 
 	public function payment_methods_check_environment() {
 		$payment_methods = $this->get_payment_methods();
 
-		foreach ( $payment_methods as $method => $class ) {
-			$show_notice = get_option( 'wc_stripe_show_' . strtolower( $method ) . '_notice' );
+		foreach ($payment_methods as $method => $class) {
+			$show_notice = get_option('wc_stripe_show_' . strtolower($method) . '_notice');
 			$gateway     = new $class();
 
-			if ( 'yes' !== $gateway->enabled || 'no' === $show_notice ) {
+			if ('yes' !== $gateway->enabled || 'no' === $show_notice) {
 				continue;
 			}
 
-			if ( ! in_array( get_woocommerce_currency(), $gateway->get_supported_currency() ) ) {
+			if ( ! in_array(get_woocommerce_currency(), $gateway->get_supported_currency())) {
 				/* translators: %1$s Payment method, %2$s List of supported currencies */
-				$this->add_admin_notice( $method, 'notice notice-error', sprintf( __( '%1$s is enabled - it requires store currency to be set to %2$s', 'woocommerce-gateway-stripe' ), $method, implode( ', ', $gateway->get_supported_currency() ) ), true );
+				$this->add_admin_notice($method, 'notice notice-error', sprintf(__('%1$s is enabled - it requires store currency to be set to %2$s', 'woocommerce-gateway-stripe'), $method, implode(', ', $gateway->get_supported_currency())), true);
 			}
 		}
 	}
@@ -248,71 +248,71 @@ 
 	 * @version 4.0.0
 	 */
 	public function hide_notices() {
-		if ( isset( $_GET['wc-stripe-hide-notice'] ) && isset( $_GET['_wc_stripe_notice_nonce'] ) ) {
-			if ( ! wp_verify_nonce( $_GET['_wc_stripe_notice_nonce'], 'wc_stripe_hide_notices_nonce' ) ) {
-				wp_die( __( 'Action failed. Please refresh the page and retry.', 'woocommerce-gateway-stripe' ) );
+		if (isset($_GET['wc-stripe-hide-notice']) && isset($_GET['_wc_stripe_notice_nonce'])) {
+			if ( ! wp_verify_nonce($_GET['_wc_stripe_notice_nonce'], 'wc_stripe_hide_notices_nonce')) {
+				wp_die(__('Action failed. Please refresh the page and retry.', 'woocommerce-gateway-stripe'));
 			}
 
-			if ( ! current_user_can( 'manage_woocommerce' ) ) {
-				wp_die( __( 'Cheatin&#8217; huh?', 'woocommerce-gateway-stripe' ) );
+			if ( ! current_user_can('manage_woocommerce')) {
+				wp_die(__('Cheatin&#8217; huh?', 'woocommerce-gateway-stripe'));
 			}
 
-			$notice = wc_clean( $_GET['wc-stripe-hide-notice'] );
+			$notice = wc_clean($_GET['wc-stripe-hide-notice']);
 
-			switch ( $notice ) {
+			switch ($notice) {
 				case 'style':
-					update_option( 'wc_stripe_show_style_notice', 'no' );
+					update_option('wc_stripe_show_style_notice', 'no');
 					break;
 				case 'phpver':
-					update_option( 'wc_stripe_show_phpver_notice', 'no' );
+					update_option('wc_stripe_show_phpver_notice', 'no');
 					break;
 				case 'wcver':
-					update_option( 'wc_stripe_show_wcver_notice', 'no' );
+					update_option('wc_stripe_show_wcver_notice', 'no');
 					break;
 				case 'curl':
-					update_option( 'wc_stripe_show_curl_notice', 'no' );
+					update_option('wc_stripe_show_curl_notice', 'no');
 					break;
 				case 'ssl':
-					update_option( 'wc_stripe_show_ssl_notice', 'no' );
+					update_option('wc_stripe_show_ssl_notice', 'no');
 					break;
 				case 'keys':
-					update_option( 'wc_stripe_show_keys_notice', 'no' );
+					update_option('wc_stripe_show_keys_notice', 'no');
 					break;
 				case '3ds':
-					update_option( 'wc_stripe_show_3ds_notice', 'no' );
+					update_option('wc_stripe_show_3ds_notice', 'no');
 					break;
 				case 'Alipay':
-					update_option( 'wc_stripe_show_alipay_notice', 'no' );
+					update_option('wc_stripe_show_alipay_notice', 'no');
 					break;
 				case 'Bancontact':
-					update_option( 'wc_stripe_show_bancontact_notice', 'no' );
+					update_option('wc_stripe_show_bancontact_notice', 'no');
 					break;
 				case 'EPS':
-					update_option( 'wc_stripe_show_eps_notice', 'no' );
+					update_option('wc_stripe_show_eps_notice', 'no');
 					break;
 				case 'Giropay':
-					update_option( 'wc_stripe_show_giropay_notice', 'no' );
+					update_option('wc_stripe_show_giropay_notice', 'no');
 					break;
 				case 'iDeal':
-					update_option( 'wc_stripe_show_ideal_notice', 'no' );
+					update_option('wc_stripe_show_ideal_notice', 'no');
 					break;
 				case 'Multibanco':
-					update_option( 'wc_stripe_show_multibanco_notice', 'no' );
+					update_option('wc_stripe_show_multibanco_notice', 'no');
 					break;
 				case 'P24':
-					update_option( 'wc_stripe_show_p24_notice', 'no' );
+					update_option('wc_stripe_show_p24_notice', 'no');
 					break;
 				case 'SEPA':
-					update_option( 'wc_stripe_show_sepa_notice', 'no' );
+					update_option('wc_stripe_show_sepa_notice', 'no');
 					break;
 				case 'SOFORT':
-					update_option( 'wc_stripe_show_sofort_notice', 'no' );
+					update_option('wc_stripe_show_sofort_notice', 'no');
 					break;
 				case 'sca':
-					update_option( 'wc_stripe_show_sca_notice', 'no' );
+					update_option('wc_stripe_show_sca_notice', 'no');
 					break;
 				case 'changed_keys':
-					update_option( 'wc_stripe_show_changed_keys_notice', 'no' );
+					update_option('wc_stripe_show_changed_keys_notice', 'no');
 			}
 		}
 	}
@@ -325,11 +325,11 @@ 
 	 * @return string Setting link
 	 */
 	public function get_setting_link() {
-		$use_id_as_section = function_exists( 'WC' ) ? version_compare( WC()->version, '2.6', '>=' ) : false;
+		$use_id_as_section = function_exists('WC') ? version_compare(WC()->version, '2.6', '>=') : false;
 
-		$section_slug = $use_id_as_section ? 'stripe' : strtolower( 'WC_Gateway_Stripe' );
+		$section_slug = $use_id_as_section ? 'stripe' : strtolower('WC_Gateway_Stripe');
 
-		return admin_url( 'admin.php?page=wc-settings&tab=checkout&section=' . $section_slug );
+		return admin_url('admin.php?page=wc-settings&tab=checkout&section=' . $section_slug);
 	}
 
 	/**
@@ -338,16 +338,16 @@ 
 	 * @since 4.3.0
 	 */
 	public function stripe_updated() {
-		$previous_version = get_option( 'wc_stripe_version' );
+		$previous_version = get_option('wc_stripe_version');
 
 		// Only show the style notice if the plugin was installed and older than 4.1.4.
-		if ( empty( $previous_version ) || version_compare( $previous_version, '4.1.4', 'ge' ) ) {
-			update_option( 'wc_stripe_show_style_notice', 'no' );
+		if (empty($previous_version) || version_compare($previous_version, '4.1.4', 'ge')) {
+			update_option('wc_stripe_show_style_notice', 'no');
 		}
 
 		// Only show the SCA notice on pre-4.3.0 installs.
-		if ( empty( $previous_version ) || version_compare( $previous_version, '4.3.0', 'ge' ) ) {
-			update_option( 'wc_stripe_show_sca_notice', 'no' );
+		if (empty($previous_version) || version_compare($previous_version, '4.3.0', 'ge')) {
+			update_option('wc_stripe_show_sca_notice', 'no');
 		}
 	}
 }

includes/class-wc-stripe-customer.php

Spacing +103 added lines, -103 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -32,10 +32,10 @@ 
 	 * Constructor
 	 * @param int $user_id The WP user ID
 	 */
-	public function __construct( $user_id = 0 ) {
-		if ( $user_id ) {
-			$this->set_user_id( $user_id );
-			$this->set_id( $this->get_id_from_meta( $user_id ) );
+	public function __construct($user_id = 0) {
+		if ($user_id) {
+			$this->set_user_id($user_id);
+			$this->set_id($this->get_id_from_meta($user_id));
 		}
 	}
 
@@ -51,15 +51,15 @@ 
 	 * Set Stripe customer ID.
 	 * @param [type] $id [description]
 	 */
-	public function set_id( $id ) {
+	public function set_id($id) {
 		// Backwards compat for customer ID stored in array format. (Pre 3.0)
-		if ( is_array( $id ) && isset( $id['customer_id'] ) ) {
+		if (is_array($id) && isset($id['customer_id'])) {
 			$id = $id['customer_id'];
 
-			$this->update_id_in_meta( $id );
+			$this->update_id_in_meta($id);
 		}
 
-		$this->id = wc_clean( $id );
+		$this->id = wc_clean($id);
 	}
 
 	/**
@@ -67,15 +67,15 @@ 
 	 * @return int
 	 */
 	public function get_user_id() {
-		return absint( $this->user_id );
+		return absint($this->user_id);
 	}
 
 	/**
 	 * Set User ID used by WordPress.
 	 * @param int $user_id
 	 */
-	public function set_user_id( $user_id ) {
-		$this->user_id = absint( $user_id );
+	public function set_user_id($user_id) {
+		$this->user_id = absint($user_id);
 	}
 
 	/**
@@ -83,13 +83,13 @@ 
 	 * @return WP_User
 	 */
 	protected function get_user() {
-		return $this->get_user_id() ? get_user_by( 'id', $this->get_user_id() ) : false;
+		return $this->get_user_id() ? get_user_by('id', $this->get_user_id()) : false;
 	}
 
 	/**
 	 * Store data from the Stripe API about this customer
 	 */
-	public function set_customer_data( $data ) {
+	public function set_customer_data($data) {
 		$this->customer_data = $data;
 	}
 
@@ -99,37 +99,37 @@ 
 	 * @param  array $args Additional arguments (optional).
 	 * @return array
 	 */
-	protected function generate_customer_request( $args = array() ) {
-		$billing_email = isset( $_POST['billing_email'] ) ? filter_var( $_POST['billing_email'], FILTER_SANITIZE_EMAIL ) : '';
+	protected function generate_customer_request($args = array()) {
+		$billing_email = isset($_POST['billing_email']) ? filter_var($_POST['billing_email'], FILTER_SANITIZE_EMAIL) : '';
 		$user          = $this->get_user();
 
-		if ( $user ) {
-			$billing_first_name = get_user_meta( $user->ID, 'billing_first_name', true );
-			$billing_last_name  = get_user_meta( $user->ID, 'billing_last_name', true );
+		if ($user) {
+			$billing_first_name = get_user_meta($user->ID, 'billing_first_name', true);
+			$billing_last_name  = get_user_meta($user->ID, 'billing_last_name', true);
 
 			// If billing first name does not exists try the user first name.
-			if ( empty( $billing_first_name ) ) {
-				$billing_first_name = get_user_meta( $user->ID, 'first_name', true );
+			if (empty($billing_first_name)) {
+				$billing_first_name = get_user_meta($user->ID, 'first_name', true);
 			}
 
 			// If billing last name does not exists try the user last name.
-			if ( empty( $billing_last_name ) ) {
-				$billing_last_name = get_user_meta( $user->ID, 'last_name', true );
+			if (empty($billing_last_name)) {
+				$billing_last_name = get_user_meta($user->ID, 'last_name', true);
 			}
 
 			// translators: %1$s First name, %2$s Second name, %3$s Username.
-			$description = sprintf( __( 'Name: %1$s %2$s, Username: %s', 'woocommerce-gateway-stripe' ), $billing_first_name, $billing_last_name, $user->user_login );
+			$description = sprintf(__('Name: %1$s %2$s, Username: %s', 'woocommerce-gateway-stripe'), $billing_first_name, $billing_last_name, $user->user_login);
 
 			$defaults = array(
 				'email'       => $user->user_email,
 				'description' => $description,
 			);
 		} else {
-			$billing_first_name = isset( $_POST['billing_first_name'] ) ? filter_var( wp_unslash( $_POST['billing_first_name'] ), FILTER_SANITIZE_STRING ) : ''; // phpcs:ignore WordPress.Security.NonceVerification
-			$billing_last_name  = isset( $_POST['billing_last_name'] ) ? filter_var( wp_unslash( $_POST['billing_last_name'] ), FILTER_SANITIZE_STRING ) : ''; // phpcs:ignore WordPress.Security.NonceVerification
+			$billing_first_name = isset($_POST['billing_first_name']) ? filter_var(wp_unslash($_POST['billing_first_name']), FILTER_SANITIZE_STRING) : ''; // phpcs:ignore WordPress.Security.NonceVerification
+			$billing_last_name  = isset($_POST['billing_last_name']) ? filter_var(wp_unslash($_POST['billing_last_name']), FILTER_SANITIZE_STRING) : ''; // phpcs:ignore WordPress.Security.NonceVerification
 
 			// translators: %1$s First name, %2$s Second name.
-			$description = sprintf( __( 'Name: %1$s %2$s, Guest', 'woocommerce-gateway-stripe' ), $billing_first_name, $billing_last_name );
+			$description = sprintf(__('Name: %1$s %2$s, Guest', 'woocommerce-gateway-stripe'), $billing_first_name, $billing_last_name);
 
 			$defaults = array(
 				'email'       => $billing_email,
@@ -138,9 +138,9 @@ 
 		}
 
 		$metadata             = array();
-		$defaults['metadata'] = apply_filters( 'wc_stripe_customer_metadata', $metadata, $user );
+		$defaults['metadata'] = apply_filters('wc_stripe_customer_metadata', $metadata, $user);
 
-		return wp_parse_args( $args, $defaults );
+		return wp_parse_args($args, $defaults);
 	}
 
 	/**
@@ -148,23 +148,23 @@ 
 	 * @param array $args
 	 * @return WP_Error|int
 	 */
-	public function create_customer( $args = array() ) {
-		$args     = $this->generate_customer_request( $args );
-		$response = WC_Stripe_API::request( apply_filters( 'wc_stripe_create_customer_args', $args ), 'customers' );
+	public function create_customer($args = array()) {
+		$args     = $this->generate_customer_request($args);
+		$response = WC_Stripe_API::request(apply_filters('wc_stripe_create_customer_args', $args), 'customers');
 
-		if ( ! empty( $response->error ) ) {
-			throw new WC_Stripe_Exception( print_r( $response, true ), $response->error->message );
+		if ( ! empty($response->error)) {
+			throw new WC_Stripe_Exception(print_r($response, true), $response->error->message);
 		}
 
-		$this->set_id( $response->id );
+		$this->set_id($response->id);
 		$this->clear_cache();
-		$this->set_customer_data( $response );
+		$this->set_customer_data($response);
 
-		if ( $this->get_user_id() ) {
-			$this->update_id_in_meta( $response->id );
+		if ($this->get_user_id()) {
+			$this->update_id_in_meta($response->id);
 		}
 
-		do_action( 'woocommerce_stripe_add_customer', $args, $response );
+		do_action('woocommerce_stripe_add_customer', $args, $response);
 
 		return $response->id;
 	}
@@ -179,30 +179,30 @@ 
 	 *
 	 * @throws WC_Stripe_Exception
 	 */
-	public function update_customer( $args = array(), $is_retry = false ) {
-		if ( empty( $this->get_id() ) ) {
-			throw new WC_Stripe_Exception( 'id_required_to_update_user', __( 'Attempting to update a Stripe customer without a customer ID.', 'woocommerce-gateway-stripe' ) );
+	public function update_customer($args = array(), $is_retry = false) {
+		if (empty($this->get_id())) {
+			throw new WC_Stripe_Exception('id_required_to_update_user', __('Attempting to update a Stripe customer without a customer ID.', 'woocommerce-gateway-stripe'));
 		}
 
-		$args     = $this->generate_customer_request( $args );
-		$args     = apply_filters( 'wc_stripe_update_customer_args', $args );
-		$response = WC_Stripe_API::request( $args, 'customers/' . $this->get_id() );
+		$args     = $this->generate_customer_request($args);
+		$args     = apply_filters('wc_stripe_update_customer_args', $args);
+		$response = WC_Stripe_API::request($args, 'customers/' . $this->get_id());
 
-		if ( ! empty( $response->error ) ) {
-			if ( $this->is_no_such_customer_error( $response->error ) && ! $is_retry ) {
+		if ( ! empty($response->error)) {
+			if ($this->is_no_such_customer_error($response->error) && ! $is_retry) {
 				// This can happen when switching the main Stripe account or importing users from another site.
 				// If not already retrying, recreate the customer and then try updating it again.
 				$this->recreate_customer();
-				return $this->update_customer( $args, true );
+				return $this->update_customer($args, true);
 			}
 
-			throw new WC_Stripe_Exception( print_r( $response, true ), $response->error->message );
+			throw new WC_Stripe_Exception(print_r($response, true), $response->error->message);
 		}
 
 		$this->clear_cache();
-		$this->set_customer_data( $response );
+		$this->set_customer_data($response);
 
-		do_action( 'woocommerce_stripe_update_customer', $args, $response );
+		do_action('woocommerce_stripe_update_customer', $args, $response);
 
 		return $this->get_id();
 	}
@@ -214,11 +214,11 @@ 
 	 * @since 4.1.2
 	 * @param array $error
 	 */
-	public function is_no_such_customer_error( $error ) {
+	public function is_no_such_customer_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such customer/i', $error->message )
+			preg_match('/No such customer/i', $error->message)
 		);
 	}
 
@@ -227,9 +227,9 @@ 
 	 * @param string $source_id
 	 * @return WP_Error|int
 	 */
-	public function add_source( $source_id ) {
-		if ( ! $this->get_id() ) {
-			$this->set_id( $this->create_customer() );
+	public function add_source($source_id) {
+		if ( ! $this->get_id()) {
+			$this->set_id($this->create_customer());
 		}
 
 		$response = WC_Stripe_API::request(
@@ -241,62 +241,62 @@ 
 
 		$wc_token = false;
 
-		if ( ! empty( $response->error ) ) {
+		if ( ! empty($response->error)) {
 			// It is possible the WC user once was linked to a customer on Stripe
 			// but no longer exists. Instead of failing, lets try to create a
 			// new customer.
-			if ( $this->is_no_such_customer_error( $response->error ) ) {
+			if ($this->is_no_such_customer_error($response->error)) {
 				$this->recreate_customer();
-				return $this->add_source( $source_id );
+				return $this->add_source($source_id);
 			} else {
 				return $response;
 			}
-		} elseif ( empty( $response->id ) ) {
-			return new WP_Error( 'error', __( 'Unable to add payment source.', 'woocommerce-gateway-stripe' ) );
+		} elseif (empty($response->id)) {
+			return new WP_Error('error', __('Unable to add payment source.', 'woocommerce-gateway-stripe'));
 		}
 
 		// Add token to WooCommerce.
-		if ( $this->get_user_id() && class_exists( 'WC_Payment_Token_CC' ) ) {
-			if ( ! empty( $response->type ) ) {
-				switch ( $response->type ) {
+		if ($this->get_user_id() && class_exists('WC_Payment_Token_CC')) {
+			if ( ! empty($response->type)) {
+				switch ($response->type) {
 					case 'alipay':
 						break;
 					case 'sepa_debit':
 						$wc_token = new WC_Payment_Token_SEPA();
-						$wc_token->set_token( $response->id );
-						$wc_token->set_gateway_id( 'stripe_sepa' );
-						$wc_token->set_last4( $response->sepa_debit->last4 );
+						$wc_token->set_token($response->id);
+						$wc_token->set_gateway_id('stripe_sepa');
+						$wc_token->set_last4($response->sepa_debit->last4);
 						break;
 					default:
-						if ( 'source' === $response->object && 'card' === $response->type ) {
+						if ('source' === $response->object && 'card' === $response->type) {
 							$wc_token = new WC_Payment_Token_CC();
-							$wc_token->set_token( $response->id );
-							$wc_token->set_gateway_id( 'stripe' );
-							$wc_token->set_card_type( strtolower( $response->card->brand ) );
-							$wc_token->set_last4( $response->card->last4 );
-							$wc_token->set_expiry_month( $response->card->exp_month );
-							$wc_token->set_expiry_year( $response->card->exp_year );
+							$wc_token->set_token($response->id);
+							$wc_token->set_gateway_id('stripe');
+							$wc_token->set_card_type(strtolower($response->card->brand));
+							$wc_token->set_last4($response->card->last4);
+							$wc_token->set_expiry_month($response->card->exp_month);
+							$wc_token->set_expiry_year($response->card->exp_year);
 						}
 						break;
 				}
 			} else {
 				// Legacy.
 				$wc_token = new WC_Payment_Token_CC();
-				$wc_token->set_token( $response->id );
-				$wc_token->set_gateway_id( 'stripe' );
-				$wc_token->set_card_type( strtolower( $response->brand ) );
-				$wc_token->set_last4( $response->last4 );
-				$wc_token->set_expiry_month( $response->exp_month );
-				$wc_token->set_expiry_year( $response->exp_year );
+				$wc_token->set_token($response->id);
+				$wc_token->set_gateway_id('stripe');
+				$wc_token->set_card_type(strtolower($response->brand));
+				$wc_token->set_last4($response->last4);
+				$wc_token->set_expiry_month($response->exp_month);
+				$wc_token->set_expiry_year($response->exp_year);
 			}
 
-			$wc_token->set_user_id( $this->get_user_id() );
+			$wc_token->set_user_id($this->get_user_id());
 			$wc_token->save();
 		}
 
 		$this->clear_cache();
 
-		do_action( 'woocommerce_stripe_add_source', $this->get_id(), $wc_token, $response, $source_id );
+		do_action('woocommerce_stripe_add_source', $this->get_id(), $wc_token, $response, $source_id);
 
 		return $response->id;
 	}
@@ -308,11 +308,11 @@ 
 	 * @return array
 	 */
 	public function get_sources() {
-		if ( ! $this->get_id() ) {
+		if ( ! $this->get_id()) {
 			return array();
 		}
 
-		$sources = get_transient( 'stripe_sources_' . $this->get_id() );
+		$sources = get_transient('stripe_sources_' . $this->get_id());
 
 		$response = WC_Stripe_API::request(
 			array(
@@ -322,32 +322,32 @@ 
 			'GET'
 		);
 
-		if ( ! empty( $response->error ) ) {
+		if ( ! empty($response->error)) {
 			return array();
 		}
 
-		if ( is_array( $response->data ) ) {
+		if (is_array($response->data)) {
 			$sources = $response->data;
 		}
 
-		return empty( $sources ) ? array() : $sources;
+		return empty($sources) ? array() : $sources;
 	}
 
 	/**
 	 * Delete a source from stripe.
 	 * @param string $source_id
 	 */
-	public function delete_source( $source_id ) {
-		if ( ! $this->get_id() ) {
+	public function delete_source($source_id) {
+		if ( ! $this->get_id()) {
 			return false;
 		}
 
-		$response = WC_Stripe_API::request( array(), 'customers/' . $this->get_id() . '/sources/' . sanitize_text_field( $source_id ), 'DELETE' );
+		$response = WC_Stripe_API::request(array(), 'customers/' . $this->get_id() . '/sources/' . sanitize_text_field($source_id), 'DELETE');
 
 		$this->clear_cache();
 
-		if ( empty( $response->error ) ) {
-			do_action( 'wc_stripe_delete_source', $this->get_id(), $response );
+		if (empty($response->error)) {
+			do_action('wc_stripe_delete_source', $this->get_id(), $response);
 
 			return true;
 		}
@@ -359,10 +359,10 @@ 
 	 * Set default source in Stripe
 	 * @param string $source_id
 	 */
-	public function set_default_source( $source_id ) {
+	public function set_default_source($source_id) {
 		$response = WC_Stripe_API::request(
 			array(
-				'default_source' => sanitize_text_field( $source_id ),
+				'default_source' => sanitize_text_field($source_id),
 			),
 			'customers/' . $this->get_id(),
 			'POST'
@@ -370,8 +370,8 @@ 
 
 		$this->clear_cache();
 
-		if ( empty( $response->error ) ) {
-			do_action( 'wc_stripe_set_default_source', $this->get_id(), $response );
+		if (empty($response->error)) {
+			do_action('wc_stripe_set_default_source', $this->get_id(), $response);
 
 			return true;
 		}
@@ -383,8 +383,8 @@ 
 	 * Deletes caches for this users cards.
 	 */
 	public function clear_cache() {
-		delete_transient( 'stripe_sources_' . $this->get_id() );
-		delete_transient( 'stripe_customer_' . $this->get_id() );
+		delete_transient('stripe_sources_' . $this->get_id());
+		delete_transient('stripe_customer_' . $this->get_id());
 		$this->customer_data = array();
 	}
 
@@ -394,8 +394,8 @@ 
 	 * @param  int $user_id The ID of the WordPress user.
 	 * @return string|bool  Either the Stripe ID or false.
 	 */
-	public function get_id_from_meta( $user_id ) {
-		return get_user_option( '_stripe_customer_id', $user_id );
+	public function get_id_from_meta($user_id) {
+		return get_user_option('_stripe_customer_id', $user_id);
 	}
 
 	/**
@@ -403,15 +403,15 @@ 
 	 *
 	 * @param string $id The Stripe customer ID.
 	 */
-	public function update_id_in_meta( $id ) {
-		update_user_option( $this->get_user_id(), '_stripe_customer_id', $id, false );
+	public function update_id_in_meta($id) {
+		update_user_option($this->get_user_id(), '_stripe_customer_id', $id, false);
 	}
 
 	/**
 	 * Deletes the user ID from the meta table with the right key.
 	 */
 	public function delete_id_from_meta() {
-		delete_user_option( $this->get_user_id(), '_stripe_customer_id', false );
+		delete_user_option($this->get_user_id(), '_stripe_customer_id', false);
 	}
 
 	/**

includes/compat/class-wc-stripe-subs-compat.php

Spacing +212 added lines, -212 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -15,21 +15,21 @@ 
 	public function __construct() {
 		parent::__construct();
 
-		if ( class_exists( 'WC_Subscriptions_Order' ) ) {
-			add_action( 'woocommerce_scheduled_subscription_payment_' . $this->id, array( $this, 'scheduled_subscription_payment' ), 10, 2 );
-			add_action( 'wcs_resubscribe_order_created', array( $this, 'delete_resubscribe_meta' ), 10 );
-			add_action( 'wcs_renewal_order_created', array( $this, 'delete_renewal_meta' ), 10 );
-			add_action( 'woocommerce_subscription_failing_payment_method_updated_stripe', array( $this, 'update_failing_payment_method' ), 10, 2 );
-			add_action( 'wc_stripe_cards_payment_fields', array( $this, 'display_update_subs_payment_checkout' ) );
-			add_action( 'wc_stripe_add_payment_method_' . $this->id . '_success', array( $this, 'handle_add_payment_method_success' ), 10, 2 );
+		if (class_exists('WC_Subscriptions_Order')) {
+			add_action('woocommerce_scheduled_subscription_payment_' . $this->id, array($this, 'scheduled_subscription_payment'), 10, 2);
+			add_action('wcs_resubscribe_order_created', array($this, 'delete_resubscribe_meta'), 10);
+			add_action('wcs_renewal_order_created', array($this, 'delete_renewal_meta'), 10);
+			add_action('woocommerce_subscription_failing_payment_method_updated_stripe', array($this, 'update_failing_payment_method'), 10, 2);
+			add_action('wc_stripe_cards_payment_fields', array($this, 'display_update_subs_payment_checkout'));
+			add_action('wc_stripe_add_payment_method_' . $this->id . '_success', array($this, 'handle_add_payment_method_success'), 10, 2);
 
 			// display the credit card used for a subscription in the "My Subscriptions" table
-			add_filter( 'woocommerce_my_subscriptions_payment_method', array( $this, 'maybe_render_subscription_payment_method' ), 10, 2 );
+			add_filter('woocommerce_my_subscriptions_payment_method', array($this, 'maybe_render_subscription_payment_method'), 10, 2);
 
 			// allow store managers to manually set Stripe as the payment method on a subscription
-			add_filter( 'woocommerce_subscription_payment_meta', array( $this, 'add_subscription_payment_meta' ), 10, 2 );
-			add_filter( 'woocommerce_subscription_validate_payment_meta', array( $this, 'validate_subscription_payment_meta' ), 10, 2 );
-			add_filter( 'wc_stripe_display_save_payment_method_checkbox', array( $this, 'maybe_hide_save_checkbox' ) );
+			add_filter('woocommerce_subscription_payment_meta', array($this, 'add_subscription_payment_meta'), 10, 2);
+			add_filter('woocommerce_subscription_validate_payment_meta', array($this, 'validate_subscription_payment_meta'), 10, 2);
+			add_filter('wc_stripe_display_save_payment_method_checkbox', array($this, 'maybe_hide_save_checkbox'));
 
 			/*
 			 * WC subscriptions hooks into the "template_redirect" hook with priority 100.
@@ -37,8 +37,8 @@ 
 			 * See: https://github.com/woocommerce/woocommerce-subscriptions/blob/99a75687e109b64cbc07af6e5518458a6305f366/includes/class-wcs-cart-renewal.php#L165
 			 * If we are in the "You just need to authorize SCA" flow, we don't want that redirection to happen.
 			 */
-			add_action( 'template_redirect', array( $this, 'remove_order_pay_var' ), 99 );
-			add_action( 'template_redirect', array( $this, 'restore_order_pay_var' ), 101 );
+			add_action('template_redirect', array($this, 'remove_order_pay_var'), 99);
+			add_action('template_redirect', array($this, 'restore_order_pay_var'), 101);
 		}
 	}
 
@@ -49,8 +49,8 @@ 
 	 * @since 4.0.0
 	 * @version 4.0.0
 	 */
-	public function maybe_hide_save_checkbox( $display_tokenization ) {
-		if ( WC_Subscriptions_Cart::cart_contains_subscription() ) {
+	public function maybe_hide_save_checkbox($display_tokenization) {
+		if (WC_Subscriptions_Cart::cart_contains_subscription()) {
 			return false;
 		}
 
@@ -62,8 +62,8 @@ 
 	 * @param  int  $order_id
 	 * @return boolean
 	 */
-	public function has_subscription( $order_id ) {
-		return ( function_exists( 'wcs_order_contains_subscription' ) && ( wcs_order_contains_subscription( $order_id ) || wcs_is_subscription( $order_id ) || wcs_order_contains_renewal( $order_id ) ) );
+	public function has_subscription($order_id) {
+		return (function_exists('wcs_order_contains_subscription') && (wcs_order_contains_subscription($order_id) || wcs_is_subscription($order_id) || wcs_order_contains_renewal($order_id)));
 	}
 
 	/**
@@ -73,7 +73,7 @@ 
 	 * @return bool
 	 */
 	public function is_subs_change_payment() {
-		return ( isset( $_GET['pay_for_order'] ) && isset( $_GET['change_payment_method'] ) );
+		return (isset($_GET['pay_for_order']) && isset($_GET['change_payment_method']));
 	}
 
 	/**
@@ -83,20 +83,20 @@ 
 	 * @since 4.1.11
 	 */
 	public function display_update_subs_payment_checkout() {
-		$subs_statuses = apply_filters( 'wc_stripe_update_subs_payment_method_card_statuses', array( 'active' ) );
+		$subs_statuses = apply_filters('wc_stripe_update_subs_payment_method_card_statuses', array('active'));
 		if (
-			apply_filters( 'wc_stripe_display_update_subs_payment_method_card_checkbox', true ) &&
-			wcs_user_has_subscription( get_current_user_id(), '', $subs_statuses ) &&
+			apply_filters('wc_stripe_display_update_subs_payment_method_card_checkbox', true) &&
+			wcs_user_has_subscription(get_current_user_id(), '', $subs_statuses) &&
 			is_add_payment_method_page()
 		) {
-			$label = esc_html( apply_filters( 'wc_stripe_save_to_subs_text', __( 'Update the Payment Method used for all of my active subscriptions.', 'woocommerce-gateway-stripe' ) ) );
-			$id    = sprintf( 'wc-%1$s-update-subs-payment-method-card', $this->id );
+			$label = esc_html(apply_filters('wc_stripe_save_to_subs_text', __('Update the Payment Method used for all of my active subscriptions.', 'woocommerce-gateway-stripe')));
+			$id    = sprintf('wc-%1$s-update-subs-payment-method-card', $this->id);
 			woocommerce_form_field(
 				$id,
 				array(
 					'type'    => 'checkbox',
 					'label'   => $label,
-					'default' => apply_filters( 'wc_stripe_save_to_subs_checked', false ),
+					'default' => apply_filters('wc_stripe_save_to_subs_checked', false),
 				)
 			);
 		}
@@ -109,19 +109,19 @@ 
 	 * @param string $source_id
 	 * @param object $source_object
 	 */
-	public function handle_add_payment_method_success( $source_id, $source_object ) {
-		if ( isset( $_POST[ 'wc-' . $this->id . '-update-subs-payment-method-card' ] ) ) {
+	public function handle_add_payment_method_success($source_id, $source_object) {
+		if (isset($_POST['wc-' . $this->id . '-update-subs-payment-method-card'])) {
 			$all_subs        = wcs_get_users_subscriptions();
-			$subs_statuses   = apply_filters( 'wc_stripe_update_subs_payment_method_card_statuses', array( 'active' ) );
-			$stripe_customer = new WC_Stripe_Customer( get_current_user_id() );
-
-			if ( ! empty( $all_subs ) ) {
-				foreach ( $all_subs as $sub ) {
-					if ( $sub->has_status( $subs_statuses ) ) {
-						update_post_meta( $sub->get_id(), '_stripe_source_id', $source_id );
-						update_post_meta( $sub->get_id(), '_stripe_customer_id', $stripe_customer->get_id() );
-						update_post_meta( $sub->get_id(), '_payment_method', $this->id );
-						update_post_meta( $sub->get_id(), '_payment_method_title', $this->method_title );
+			$subs_statuses   = apply_filters('wc_stripe_update_subs_payment_method_card_statuses', array('active'));
+			$stripe_customer = new WC_Stripe_Customer(get_current_user_id());
+
+			if ( ! empty($all_subs)) {
+				foreach ($all_subs as $sub) {
+					if ($sub->has_status($subs_statuses)) {
+						update_post_meta($sub->get_id(), '_stripe_source_id', $source_id);
+						update_post_meta($sub->get_id(), '_stripe_customer_id', $stripe_customer->get_id());
+						update_post_meta($sub->get_id(), '_payment_method', $this->id);
+						update_post_meta($sub->get_id(), '_payment_method_title', $this->method_title);
 					}
 				}
 			}
@@ -135,24 +135,24 @@ 
 	 * @since 4.1.11 Remove 3DS check as it is not needed.
 	 * @param int $order_id
 	 */
-	public function change_subs_payment_method( $order_id ) {
+	public function change_subs_payment_method($order_id) {
 		try {
-			$subscription    = wc_get_order( $order_id );
-			$prepared_source = $this->prepare_source( get_current_user_id(), true );
+			$subscription    = wc_get_order($order_id);
+			$prepared_source = $this->prepare_source(get_current_user_id(), true);
 
-			$this->maybe_disallow_prepaid_card( $prepared_source );
-			$this->check_source( $prepared_source );
-			$this->save_source_to_order( $subscription, $prepared_source );
+			$this->maybe_disallow_prepaid_card($prepared_source);
+			$this->check_source($prepared_source);
+			$this->save_source_to_order($subscription, $prepared_source);
 
-			do_action( 'wc_stripe_change_subs_payment_method_success', $prepared_source->source, $prepared_source );
+			do_action('wc_stripe_change_subs_payment_method_success', $prepared_source->source, $prepared_source);
 
 			return array(
 				'result'   => 'success',
-				'redirect' => $this->get_return_url( $subscription ),
+				'redirect' => $this->get_return_url($subscription),
 			);
-		} 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());
 		}
 	}
 
@@ -161,16 +161,16 @@ 
 	 * @param  int $order_id
 	 * @return array
 	 */
-	public function process_payment( $order_id, $retry = true, $force_save_source = false, $previous_error = false, $use_order_source = false ) {
-		if ( $this->has_subscription( $order_id ) ) {
-			if ( $this->is_subs_change_payment() ) {
-				return $this->change_subs_payment_method( $order_id );
+	public function process_payment($order_id, $retry = true, $force_save_source = false, $previous_error = false, $use_order_source = false) {
+		if ($this->has_subscription($order_id)) {
+			if ($this->is_subs_change_payment()) {
+				return $this->change_subs_payment_method($order_id);
 			}
 
 			// Regular payment with force customer enabled
-			return parent::process_payment( $order_id, $retry, true, $previous_error, $use_order_source );
+			return parent::process_payment($order_id, $retry, true, $previous_error, $use_order_source);
 		} else {
-			return parent::process_payment( $order_id, $retry, $force_save_source, $previous_error, $use_order_source );
+			return parent::process_payment($order_id, $retry, $force_save_source, $previous_error, $use_order_source);
 		}
 	}
 
@@ -182,11 +182,11 @@ 
 	 * @param object   $prepared_source The source that is used for the payment.
 	 * @return array                    The arguments for the request.
 	 */
-	public function generate_create_intent_request( $order, $prepared_source ) {
-		$request = parent::generate_create_intent_request( $order, $prepared_source );
+	public function generate_create_intent_request($order, $prepared_source) {
+		$request = parent::generate_create_intent_request($order, $prepared_source);
 
 		// Non-subscription orders do not need any additional parameters.
-		if ( ! $this->has_subscription( $order ) ) {
+		if ( ! $this->has_subscription($order)) {
 			return $request;
 		}
 
@@ -202,8 +202,8 @@ 
 	 * @param $amount_to_charge float The amount to charge.
 	 * @param $renewal_order WC_Order A WC_Order object created to record the renewal payment.
 	 */
-	public function scheduled_subscription_payment( $amount_to_charge, $renewal_order ) {
-		$this->process_subscription_payment( $amount_to_charge, $renewal_order, true, false );
+	public function scheduled_subscription_payment($amount_to_charge, $renewal_order) {
+		$this->process_subscription_payment($amount_to_charge, $renewal_order, true, false);
 	}
 
 	/**
@@ -217,154 +217,154 @@ 
 	 * @param bool $retry Should we retry the process?
 	 * @param object $previous_error
 	 */
-	public function process_subscription_payment( $amount = 0.0, $renewal_order, $retry = true, $previous_error ) {
+	public function process_subscription_payment($amount = 0.0, $renewal_order, $retry = true, $previous_error) {
 		try {
-			if ( $amount * 100 < WC_Stripe_Helper::get_minimum_amount() ) {
+			if ($amount * 100 < WC_Stripe_Helper::get_minimum_amount()) {
 				/* translators: minimum amount */
-				$message = sprintf( __( 'Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe' ), wc_price( WC_Stripe_Helper::get_minimum_amount() / 100 ) );
+				$message = sprintf(__('Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe'), wc_price(WC_Stripe_Helper::get_minimum_amount() / 100));
 				throw new WC_Stripe_Exception(
 					'Error while processing renewal order ' . $renewal_order->get_id() . ' : ' . $message,
 					$message
 				);
 			}
 
-			$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $renewal_order->id : $renewal_order->get_id();
+			$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $renewal_order->id : $renewal_order->get_id();
 
-			$this->ensure_subscription_has_customer_id( $order_id );
+			$this->ensure_subscription_has_customer_id($order_id);
 
 			// Unlike regular off-session subscription payments, early renewals are treated as on-session payments, involving the customer.
-			if ( isset( $_REQUEST['process_early_renewal'] ) ) { // wpcs: csrf ok.
-				$response = parent::process_payment( $order_id, true, false, $previous_error, true );
+			if (isset($_REQUEST['process_early_renewal'])) { // wpcs: csrf ok.
+				$response = parent::process_payment($order_id, true, false, $previous_error, true);
 
-				if( 'success' === $response['result'] && isset( $response['payment_intent_secret'] ) ) {
+				if ('success' === $response['result'] && isset($response['payment_intent_secret'])) {
 					$verification_url = add_query_arg(
 						array(
 							'order'         => $order_id,
-							'nonce'         => wp_create_nonce( 'wc_stripe_confirm_pi' ),
-							'redirect_to'   => remove_query_arg( array( 'process_early_renewal', 'subscription_id', 'wcs_nonce' ) ),
+							'nonce'         => wp_create_nonce('wc_stripe_confirm_pi'),
+							'redirect_to'   => remove_query_arg(array('process_early_renewal', 'subscription_id', 'wcs_nonce')),
 							'early_renewal' => true,
 						),
-						WC_AJAX::get_endpoint( 'wc_stripe_verify_intent' )
+						WC_AJAX::get_endpoint('wc_stripe_verify_intent')
 					);
 
-					echo wp_json_encode( array(
+					echo wp_json_encode(array(
 						'stripe_sca_required' => true,
 						'intent_secret'       => $response['payment_intent_secret'],
 						'redirect_url'        => $verification_url,
-					) );
+					));
 
 					exit;
 				}
 
 				// Hijack all other redirects in order to do the redirection in JavaScript.
-				add_action( 'wp_redirect', array( $this, 'redirect_after_early_renewal' ), 100 );
+				add_action('wp_redirect', array($this, 'redirect_after_early_renewal'), 100);
 
 				return;
 			}
 
 			// Check for an existing intent, which is associated with the order.
-			if ( $this->has_authentication_already_failed( $renewal_order ) ) {
+			if ($this->has_authentication_already_failed($renewal_order)) {
 				return;
 			}
 
 			// Get source from order
-			$prepared_source = $this->prepare_order_source( $renewal_order );
+			$prepared_source = $this->prepare_order_source($renewal_order);
 			$source_object   = $prepared_source->source_object;
 
-			if ( ! $prepared_source->customer ) {
+			if ( ! $prepared_source->customer) {
 				throw new WC_Stripe_Exception(
 					'Failed to process renewal for order ' . $renewal_order->get_id() . '. Stripe customer id is missing in the order',
-					__( 'Customer not found', 'woocommerce-gateway-stripe' )
+					__('Customer not found', 'woocommerce-gateway-stripe')
 				);
 			}
 
-			WC_Stripe_Logger::log( "Info: Begin processing subscription payment for order {$order_id} for the amount of {$amount}" );
+			WC_Stripe_Logger::log("Info: Begin processing subscription payment for order {$order_id} for the amount of {$amount}");
 
 			/* If we're doing a retry and source is chargeable, we need to pass
 			 * a different idempotency key and retry for success.
 			 */
-			if ( is_object( $source_object ) && empty( $source_object->error ) && $this->need_update_idempotency_key( $source_object, $previous_error ) ) {
-				add_filter( 'wc_stripe_idempotency_key', array( $this, 'change_idempotency_key' ), 10, 2 );
+			if (is_object($source_object) && empty($source_object->error) && $this->need_update_idempotency_key($source_object, $previous_error)) {
+				add_filter('wc_stripe_idempotency_key', array($this, 'change_idempotency_key'), 10, 2);
 			}
 
-			if ( ( $this->is_no_such_source_error( $previous_error ) || $this->is_no_linked_source_error( $previous_error ) ) && apply_filters( 'wc_stripe_use_default_customer_source', true ) ) {
+			if (($this->is_no_such_source_error($previous_error) || $this->is_no_linked_source_error($previous_error)) && apply_filters('wc_stripe_use_default_customer_source', true)) {
 				// Passing empty source will charge customer default.
 				$prepared_source->source = '';
 			}
 
-			$this->lock_order_payment( $renewal_order );
+			$this->lock_order_payment($renewal_order);
 
-			$response                   = $this->create_and_confirm_intent_for_off_session( $renewal_order, $prepared_source, $amount );
-			$is_authentication_required = $this->is_authentication_required_for_payment( $response );
+			$response                   = $this->create_and_confirm_intent_for_off_session($renewal_order, $prepared_source, $amount);
+			$is_authentication_required = $this->is_authentication_required_for_payment($response);
 
 			// It's only a failed payment if it's an error and it's not of the type 'authentication_required'.
 			// If it's 'authentication_required', then we should email the user and ask them to authenticate.
-			if ( ! empty( $response->error ) && ! $is_authentication_required ) {
+			if ( ! empty($response->error) && ! $is_authentication_required) {
 				// We want to retry.
-				if ( $this->is_retryable_error( $response->error ) ) {
-					if ( $retry ) {
+				if ($this->is_retryable_error($response->error)) {
+					if ($retry) {
 						// Don't do anymore retries after this.
-						if ( 5 <= $this->retry_interval ) {
-							return $this->process_subscription_payment( $amount, $renewal_order, false, $response->error );
+						if (5 <= $this->retry_interval) {
+							return $this->process_subscription_payment($amount, $renewal_order, false, $response->error);
 						}
 
-						sleep( $this->retry_interval );
+						sleep($this->retry_interval);
 
 						$this->retry_interval++;
 
-						return $this->process_subscription_payment( $amount, $renewal_order, true, $response->error );
+						return $this->process_subscription_payment($amount, $renewal_order, true, $response->error);
 					} else {
-						$localized_message = __( 'Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe' );
-						$renewal_order->add_order_note( $localized_message );
-						throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+						$localized_message = __('Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe');
+						$renewal_order->add_order_note($localized_message);
+						throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 					}
 				}
 
 				$localized_messages = WC_Stripe_Helper::get_localized_messages();
 
-				if ( 'card_error' === $response->error->type ) {
-					$localized_message = isset( $localized_messages[ $response->error->code ] ) ? $localized_messages[ $response->error->code ] : $response->error->message;
+				if ('card_error' === $response->error->type) {
+					$localized_message = isset($localized_messages[$response->error->code]) ? $localized_messages[$response->error->code] : $response->error->message;
 				} else {
-					$localized_message = isset( $localized_messages[ $response->error->type ] ) ? $localized_messages[ $response->error->type ] : $response->error->message;
+					$localized_message = isset($localized_messages[$response->error->type]) ? $localized_messages[$response->error->type] : $response->error->message;
 				}
 
-				$renewal_order->add_order_note( $localized_message );
+				$renewal_order->add_order_note($localized_message);
 
-				throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+				throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 			}
 
 			// Either the charge was successfully captured, or it requires further authentication.
 
-			if ( $is_authentication_required ) {
-				do_action( 'wc_gateway_stripe_process_payment_authentication_required', $renewal_order, $response );
+			if ($is_authentication_required) {
+				do_action('wc_gateway_stripe_process_payment_authentication_required', $renewal_order, $response);
 
-				$error_message = __( 'This transaction requires authentication.', 'woocommerce-gateway-stripe' );
-				$renewal_order->add_order_note( $error_message );
+				$error_message = __('This transaction requires authentication.', 'woocommerce-gateway-stripe');
+				$renewal_order->add_order_note($error_message);
 
-				$charge = end( $response->error->payment_intent->charges->data );
+				$charge = end($response->error->payment_intent->charges->data);
 				$id = $charge->id;
-				$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $renewal_order->id : $renewal_order->get_id();
+				$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $renewal_order->id : $renewal_order->get_id();
 
-				WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $order_id, '_transaction_id', $id ) : $renewal_order->set_transaction_id( $id );
-				$renewal_order->update_status( 'failed', sprintf( __( 'Stripe charge awaiting authentication by user: %s.', 'woocommerce-gateway-stripe' ), $id ) );
-				if ( is_callable( array( $renewal_order, 'save' ) ) ) {
+				WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($order_id, '_transaction_id', $id) : $renewal_order->set_transaction_id($id);
+				$renewal_order->update_status('failed', sprintf(__('Stripe charge awaiting authentication by user: %s.', 'woocommerce-gateway-stripe'), $id));
+				if (is_callable(array($renewal_order, 'save'))) {
 					$renewal_order->save();
 				}
 			} else {
 				// The charge was successfully captured
-				do_action( 'wc_gateway_stripe_process_payment', $response, $renewal_order );
+				do_action('wc_gateway_stripe_process_payment', $response, $renewal_order);
 
-				$this->process_response( end( $response->charges->data ), $renewal_order );
+				$this->process_response(end($response->charges->data), $renewal_order);
 			}
 
-			$this->unlock_order_payment( $renewal_order );
-		} catch ( WC_Stripe_Exception $e ) {
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+			$this->unlock_order_payment($renewal_order);
+		} catch (WC_Stripe_Exception $e) {
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 
-			do_action( 'wc_gateway_stripe_process_payment_error', $e, $renewal_order );
+			do_action('wc_gateway_stripe_process_payment_error', $e, $renewal_order);
 
 			/* translators: error message */
-			$renewal_order->update_status( 'failed' );
+			$renewal_order->update_status('failed');
 		}
 	}
 
@@ -374,24 +374,24 @@ 
 	 * @since 3.1.0
 	 * @version 4.0.0
 	 */
-	public function save_source_to_order( $order, $source ) {
-		parent::save_source_to_order( $order, $source );
+	public function save_source_to_order($order, $source) {
+		parent::save_source_to_order($order, $source);
 
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 
 		// Also store it on the subscriptions being purchased or paid for in the order
-		if ( function_exists( 'wcs_order_contains_subscription' ) && wcs_order_contains_subscription( $order_id ) ) {
-			$subscriptions = wcs_get_subscriptions_for_order( $order_id );
-		} elseif ( function_exists( 'wcs_order_contains_renewal' ) && wcs_order_contains_renewal( $order_id ) ) {
-			$subscriptions = wcs_get_subscriptions_for_renewal_order( $order_id );
+		if (function_exists('wcs_order_contains_subscription') && wcs_order_contains_subscription($order_id)) {
+			$subscriptions = wcs_get_subscriptions_for_order($order_id);
+		} elseif (function_exists('wcs_order_contains_renewal') && wcs_order_contains_renewal($order_id)) {
+			$subscriptions = wcs_get_subscriptions_for_renewal_order($order_id);
 		} else {
 			$subscriptions = array();
 		}
 
-		foreach ( $subscriptions as $subscription ) {
-			$subscription_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id();
-			update_post_meta( $subscription_id, '_stripe_customer_id', $source->customer );
-			update_post_meta( $subscription_id, '_stripe_source_id', $source->source );
+		foreach ($subscriptions as $subscription) {
+			$subscription_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id();
+			update_post_meta($subscription_id, '_stripe_customer_id', $source->customer);
+			update_post_meta($subscription_id, '_stripe_source_id', $source->source);
 		}
 	}
 
@@ -399,26 +399,26 @@ 
 	 * Don't transfer Stripe customer/token meta to resubscribe orders.
 	 * @param int $resubscribe_order The order created for the customer to resubscribe to the old expired/cancelled subscription
 	 */
-	public function delete_resubscribe_meta( $resubscribe_order ) {
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $resubscribe_order->id : $resubscribe_order->get_id() ), '_stripe_customer_id' );
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $resubscribe_order->id : $resubscribe_order->get_id() ), '_stripe_source_id' );
+	public function delete_resubscribe_meta($resubscribe_order) {
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $resubscribe_order->id : $resubscribe_order->get_id()), '_stripe_customer_id');
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $resubscribe_order->id : $resubscribe_order->get_id()), '_stripe_source_id');
 		// For BW compat will remove in future
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $resubscribe_order->id : $resubscribe_order->get_id() ), '_stripe_card_id' );
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $resubscribe_order->id : $resubscribe_order->get_id()), '_stripe_card_id');
 		// delete payment intent ID
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $resubscribe_order->id : $resubscribe_order->get_id() ), '_stripe_intent_id' );
-		$this->delete_renewal_meta( $resubscribe_order );
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $resubscribe_order->id : $resubscribe_order->get_id()), '_stripe_intent_id');
+		$this->delete_renewal_meta($resubscribe_order);
 	}
 
 	/**
 	 * Don't transfer Stripe fee/ID meta to renewal orders.
 	 * @param int $resubscribe_order The order created for the customer to resubscribe to the old expired/cancelled subscription
 	 */
-	public function delete_renewal_meta( $renewal_order ) {
-		WC_Stripe_Helper::delete_stripe_fee( $renewal_order );
-		WC_Stripe_Helper::delete_stripe_net( $renewal_order );
+	public function delete_renewal_meta($renewal_order) {
+		WC_Stripe_Helper::delete_stripe_fee($renewal_order);
+		WC_Stripe_Helper::delete_stripe_net($renewal_order);
 
 		// delete payment intent ID
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $renewal_order->id : $renewal_order->get_id() ), '_stripe_intent_id' );
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $renewal_order->id : $renewal_order->get_id()), '_stripe_intent_id');
 
 		return $renewal_order;
 	}
@@ -432,14 +432,14 @@ 
 	 * @param WC_Order $renewal_order The order which recorded the successful payment (to make up for the failed automatic payment).
 	 * @return void
 	 */
-	public function update_failing_payment_method( $subscription, $renewal_order ) {
-		if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-			update_post_meta( $subscription->id, '_stripe_customer_id', $renewal_order->stripe_customer_id );
-			update_post_meta( $subscription->id, '_stripe_source_id', $renewal_order->stripe_source_id );
+	public function update_failing_payment_method($subscription, $renewal_order) {
+		if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+			update_post_meta($subscription->id, '_stripe_customer_id', $renewal_order->stripe_customer_id);
+			update_post_meta($subscription->id, '_stripe_source_id', $renewal_order->stripe_source_id);
 
 		} else {
-			update_post_meta( $subscription->get_id(), '_stripe_customer_id', $renewal_order->get_meta( '_stripe_customer_id', true ) );
-			update_post_meta( $subscription->get_id(), '_stripe_source_id', $renewal_order->get_meta( '_stripe_source_id', true ) );
+			update_post_meta($subscription->get_id(), '_stripe_customer_id', $renewal_order->get_meta('_stripe_customer_id', true));
+			update_post_meta($subscription->get_id(), '_stripe_source_id', $renewal_order->get_meta('_stripe_source_id', true));
 		}
 	}
 
@@ -452,23 +452,23 @@ 
 	 * @param WC_Subscription $subscription An instance of a subscription object
 	 * @return array
 	 */
-	public function add_subscription_payment_meta( $payment_meta, $subscription ) {
-		$subscription_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id();
-		$source_id       = get_post_meta( $subscription_id, '_stripe_source_id', true );
+	public function add_subscription_payment_meta($payment_meta, $subscription) {
+		$subscription_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id();
+		$source_id       = get_post_meta($subscription_id, '_stripe_source_id', true);
 
 		// For BW compat will remove in future.
-		if ( empty( $source_id ) ) {
-			$source_id = get_post_meta( $subscription_id, '_stripe_card_id', true );
+		if (empty($source_id)) {
+			$source_id = get_post_meta($subscription_id, '_stripe_card_id', true);
 
 			// Take this opportunity to update the key name.
-			update_post_meta( $subscription_id, '_stripe_source_id', $source_id );
-			delete_post_meta( $subscription_id, '_stripe_card_id', $source_id );
+			update_post_meta($subscription_id, '_stripe_source_id', $source_id);
+			delete_post_meta($subscription_id, '_stripe_card_id', $source_id);
 		}
 
-		$payment_meta[ $this->id ] = array(
+		$payment_meta[$this->id] = array(
 			'post_meta' => array(
 				'_stripe_customer_id' => array(
-					'value' => get_post_meta( $subscription_id, '_stripe_customer_id', true ),
+					'value' => get_post_meta($subscription_id, '_stripe_customer_id', true),
 					'label' => 'Stripe Customer ID',
 				),
 				'_stripe_source_id'   => array(
@@ -491,26 +491,26 @@ 
 	 * @param array $payment_meta associative array of meta data required for automatic payments
 	 * @return array
 	 */
-	public function validate_subscription_payment_meta( $payment_method_id, $payment_meta ) {
-		if ( $this->id === $payment_method_id ) {
+	public function validate_subscription_payment_meta($payment_method_id, $payment_meta) {
+		if ($this->id === $payment_method_id) {
 
-			if ( ! isset( $payment_meta['post_meta']['_stripe_customer_id']['value'] ) || empty( $payment_meta['post_meta']['_stripe_customer_id']['value'] ) ) {
+			if ( ! isset($payment_meta['post_meta']['_stripe_customer_id']['value']) || empty($payment_meta['post_meta']['_stripe_customer_id']['value'])) {
 
 				// Allow empty stripe customer id during subscription renewal. It will be added when processing payment if required.
-				if ( ! isset( $_POST['wc_order_action'] ) || 'wcs_process_renewal' !== $_POST['wc_order_action'] ) {
-					throw new Exception( __( 'A "Stripe Customer ID" value is required.', 'woocommerce-gateway-stripe' ) );
+				if ( ! isset($_POST['wc_order_action']) || 'wcs_process_renewal' !== $_POST['wc_order_action']) {
+					throw new Exception(__('A "Stripe Customer ID" value is required.', 'woocommerce-gateway-stripe'));
 				}
-			} elseif ( 0 !== strpos( $payment_meta['post_meta']['_stripe_customer_id']['value'], 'cus_' ) ) {
-				throw new Exception( __( 'Invalid customer ID. A valid "Stripe Customer ID" must begin with "cus_".', 'woocommerce-gateway-stripe' ) );
+			} elseif (0 !== strpos($payment_meta['post_meta']['_stripe_customer_id']['value'], 'cus_')) {
+				throw new Exception(__('Invalid customer ID. A valid "Stripe Customer ID" must begin with "cus_".', 'woocommerce-gateway-stripe'));
 			}
 
 			if (
-				( ! empty( $payment_meta['post_meta']['_stripe_source_id']['value'] )
-				&& 0 !== strpos( $payment_meta['post_meta']['_stripe_source_id']['value'], 'card_' ) )
-				&& ( ! empty( $payment_meta['post_meta']['_stripe_source_id']['value'] )
-				&& 0 !== strpos( $payment_meta['post_meta']['_stripe_source_id']['value'], 'src_' ) ) ) {
+				( ! empty($payment_meta['post_meta']['_stripe_source_id']['value'])
+				&& 0 !== strpos($payment_meta['post_meta']['_stripe_source_id']['value'], 'card_'))
+				&& ( ! empty($payment_meta['post_meta']['_stripe_source_id']['value'])
+				&& 0 !== strpos($payment_meta['post_meta']['_stripe_source_id']['value'], 'src_')) ) {
 
-				throw new Exception( __( 'Invalid source ID. A valid source "Stripe Source ID" must begin with "src_" or "card_".', 'woocommerce-gateway-stripe' ) );
+				throw new Exception(__('Invalid source ID. A valid source "Stripe Source ID" must begin with "src_" or "card_".', 'woocommerce-gateway-stripe'));
 			}
 		}
 	}
@@ -523,75 +523,75 @@ 
 	 * @param WC_Subscription $subscription the subscription details
 	 * @return string the subscription payment method
 	 */
-	public function maybe_render_subscription_payment_method( $payment_method_to_display, $subscription ) {
-		$customer_user = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->customer_user : $subscription->get_customer_id();
+	public function maybe_render_subscription_payment_method($payment_method_to_display, $subscription) {
+		$customer_user = WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->customer_user : $subscription->get_customer_id();
 
 		// bail for other payment methods
-		if ( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->payment_method : $subscription->get_payment_method() ) !== $this->id || ! $customer_user ) {
+		if ((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->payment_method : $subscription->get_payment_method()) !== $this->id || ! $customer_user) {
 			return $payment_method_to_display;
 		}
 
-		$stripe_source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_source_id', true );
+		$stripe_source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_source_id', true);
 
 		// For BW compat will remove in future.
-		if ( empty( $stripe_source_id ) ) {
-			$stripe_source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_card_id', true );
+		if (empty($stripe_source_id)) {
+			$stripe_source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_card_id', true);
 
 			// Take this opportunity to update the key name.
-			WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $subscription->id, '_stripe_source_id', $stripe_source_id ) : update_post_meta( $subscription->get_id(), '_stripe_source_id', $stripe_source_id );
+			WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($subscription->id, '_stripe_source_id', $stripe_source_id) : update_post_meta($subscription->get_id(), '_stripe_source_id', $stripe_source_id);
 		}
 
 		$stripe_customer    = new WC_Stripe_Customer();
-		$stripe_customer_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_customer_id', true );
+		$stripe_customer_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_customer_id', true);
 
 		// If we couldn't find a Stripe customer linked to the subscription, fallback to the user meta data.
-		if ( ! $stripe_customer_id || ! is_string( $stripe_customer_id ) ) {
+		if ( ! $stripe_customer_id || ! is_string($stripe_customer_id)) {
 			$user_id            = $customer_user;
-			$stripe_customer_id = get_user_option( '_stripe_customer_id', $user_id );
-			$stripe_source_id   = get_user_option( '_stripe_source_id', $user_id );
+			$stripe_customer_id = get_user_option('_stripe_customer_id', $user_id);
+			$stripe_source_id   = get_user_option('_stripe_source_id', $user_id);
 
 			// For BW compat will remove in future.
-			if ( empty( $stripe_source_id ) ) {
-				$stripe_source_id = get_user_option( '_stripe_card_id', $user_id );
+			if (empty($stripe_source_id)) {
+				$stripe_source_id = get_user_option('_stripe_card_id', $user_id);
 
 				// Take this opportunity to update the key name.
-				update_user_option( $user_id, '_stripe_source_id', $stripe_source_id, false );
+				update_user_option($user_id, '_stripe_source_id', $stripe_source_id, false);
 			}
 		}
 
 		// If we couldn't find a Stripe customer linked to the account, fallback to the order meta data.
-		if ( ( ! $stripe_customer_id || ! is_string( $stripe_customer_id ) ) && false !== $subscription->order ) {
-			$stripe_customer_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->order->id : $subscription->get_parent_id() ), '_stripe_customer_id', true );
-			$stripe_source_id   = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->order->id : $subscription->get_parent_id() ), '_stripe_source_id', true );
+		if (( ! $stripe_customer_id || ! is_string($stripe_customer_id)) && false !== $subscription->order) {
+			$stripe_customer_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->order->id : $subscription->get_parent_id()), '_stripe_customer_id', true);
+			$stripe_source_id   = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->order->id : $subscription->get_parent_id()), '_stripe_source_id', true);
 
 			// For BW compat will remove in future.
-			if ( empty( $stripe_source_id ) ) {
-				$stripe_source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->order->id : $subscription->get_parent_id() ), '_stripe_card_id', true );
+			if (empty($stripe_source_id)) {
+				$stripe_source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->order->id : $subscription->get_parent_id()), '_stripe_card_id', true);
 
 				// Take this opportunity to update the key name.
-				WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $subscription->order->id, '_stripe_source_id', $stripe_source_id ) : update_post_meta( $subscription->get_parent_id(), '_stripe_source_id', $stripe_source_id );
+				WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($subscription->order->id, '_stripe_source_id', $stripe_source_id) : update_post_meta($subscription->get_parent_id(), '_stripe_source_id', $stripe_source_id);
 			}
 		}
 
-		$stripe_customer->set_id( $stripe_customer_id );
+		$stripe_customer->set_id($stripe_customer_id);
 
 		$sources                   = $stripe_customer->get_sources();
-		$payment_method_to_display = __( 'N/A', 'woocommerce-gateway-stripe' );
+		$payment_method_to_display = __('N/A', 'woocommerce-gateway-stripe');
 
-		if ( $sources ) {
+		if ($sources) {
 			$card = false;
 
-			foreach ( $sources as $source ) {
-				if ( isset( $source->type ) && 'card' === $source->type ) {
+			foreach ($sources as $source) {
+				if (isset($source->type) && 'card' === $source->type) {
 					$card = $source->card;
-				} elseif ( isset( $source->object ) && 'card' === $source->object ) {
+				} elseif (isset($source->object) && 'card' === $source->object) {
 					$card = $source;
 				}
 
-				if ( $source->id === $stripe_source_id ) {
-					if ( $card ) {
+				if ($source->id === $stripe_source_id) {
+					if ($card) {
 						/* translators: 1) card brand 2) last 4 digits */
-						$payment_method_to_display = sprintf( __( 'Via %1$s card ending in %2$s', 'woocommerce-gateway-stripe' ), ( isset( $card->brand ) ? $card->brand : __( 'N/A', 'woocommerce-gateway-stripe' ) ), $card->last4 );
+						$payment_method_to_display = sprintf(__('Via %1$s card ending in %2$s', 'woocommerce-gateway-stripe'), (isset($card->brand) ? $card->brand : __('N/A', 'woocommerce-gateway-stripe')), $card->last4);
 					}
 
 					break;
@@ -608,7 +608,7 @@ 
 	 */
 	public function remove_order_pay_var() {
 		global $wp;
-		if ( isset( $_GET['wc-stripe-confirmation'] ) ) {
+		if (isset($_GET['wc-stripe-confirmation'])) {
 			$this->order_pay_var = $wp->query_vars['order-pay'];
 			$wp->query_vars['order-pay'] = null;
 		}
@@ -619,7 +619,7 @@ 
 	 */
 	public function restore_order_pay_var() {
 		global $wp;
-		if ( isset( $this->order_pay_var ) ) {
+		if (isset($this->order_pay_var)) {
 			$wp->query_vars['order-pay'] = $this->order_pay_var;
 		}
 	}
@@ -630,13 +630,13 @@ 
 	 * @param WC_Order $renewal_order The renewal order.
 	 * @return boolean
 	 */
-	public function has_authentication_already_failed( $renewal_order ) {
-		$existing_intent = $this->get_intent_from_order( $renewal_order );
+	public function has_authentication_already_failed($renewal_order) {
+		$existing_intent = $this->get_intent_from_order($renewal_order);
 
 		if (
 			! $existing_intent
 			|| 'requires_payment_method' !== $existing_intent->status
-			|| empty( $existing_intent->last_payment_error )
+			|| empty($existing_intent->last_payment_error)
 			|| 'authentication_required' !== $existing_intent->last_payment_error->code
 		) {
 			return false;
@@ -650,12 +650,12 @@ 
 		 *
 		 * @param WC_Order $renewal_order The order that is being renewed.
 		 */
-		do_action( 'wc_gateway_stripe_process_payment_authentication_required', $renewal_order );
+		do_action('wc_gateway_stripe_process_payment_authentication_required', $renewal_order);
 
 		// Fail the payment attempt (order would be currently pending because of retry rules).
-		$charge    = end( $existing_intent->charges->data );
+		$charge    = end($existing_intent->charges->data);
 		$charge_id = $charge->id;
-		$renewal_order->update_status( 'failed', sprintf( __( 'Stripe charge awaiting authentication by user: %s.', 'woocommerce-gateway-stripe' ), $charge_id ) );
+		$renewal_order->update_status('failed', sprintf(__('Stripe charge awaiting authentication by user: %s.', 'woocommerce-gateway-stripe'), $charge_id));
 
 		return true;
 	}
@@ -666,7 +666,7 @@ 
 	 * @param string $url The URL that Subscriptions attempts a redirect to.
 	 * @return void
 	 */
-	public function redirect_after_early_renewal( $url ) {
+	public function redirect_after_early_renewal($url) {
 		echo wp_json_encode(
 			array(
 				'stripe_sca_required' => false,
@@ -683,12 +683,12 @@ 
 	 * @param WC_Order $order The renewal order.
 	 * @param stdClass $intent The Payment Intent object.
 	 */
-	protected function handle_intent_verification_success( $order, $intent ) {
-		parent::handle_intent_verification_success( $order, $intent );
+	protected function handle_intent_verification_success($order, $intent) {
+		parent::handle_intent_verification_success($order, $intent);
 
-		if ( isset( $_GET['early_renewal'] ) ) { // wpcs: csrf ok.
-			wcs_update_dates_after_early_renewal( wcs_get_subscription( $order->get_meta( '_subscription_renewal' ) ), $order );
-			wc_add_notice( __( 'Your early renewal order was successful.', 'woocommerce-gateway-stripe' ), 'success' );
+		if (isset($_GET['early_renewal'])) { // wpcs: csrf ok.
+			wcs_update_dates_after_early_renewal(wcs_get_subscription($order->get_meta('_subscription_renewal')), $order);
+			wc_add_notice(__('Your early renewal order was successful.', 'woocommerce-gateway-stripe'), 'success');
 		}
 	}
 
@@ -698,12 +698,12 @@ 
 	 * @param WC_Order $order The renewal order.
 	 * @param stdClass $intent The Payment Intent object (unused).
 	 */
-	protected function handle_intent_verification_failure( $order, $intent ) {
-		if ( isset( $_GET['early_renewal'] ) ) {
-			$order->delete( true );
-			wc_add_notice( __( 'Payment authorization for the renewal order was unsuccessful, please try again.', 'woocommerce-gateway-stripe' ), 'error' );
-			$renewal_url = wcs_get_early_renewal_url( wcs_get_subscription( $order->get_meta( '_subscription_renewal' ) ) );
-			wp_redirect( $renewal_url ); exit;
+	protected function handle_intent_verification_failure($order, $intent) {
+		if (isset($_GET['early_renewal'])) {
+			$order->delete(true);
+			wc_add_notice(__('Payment authorization for the renewal order was unsuccessful, please try again.', 'woocommerce-gateway-stripe'), 'error');
+			$renewal_url = wcs_get_early_renewal_url(wcs_get_subscription($order->get_meta('_subscription_renewal')));
+			wp_redirect($renewal_url); exit;
 		}
 	}
 }

includes/compat/class-wc-stripe-sepa-subs-compat.php

Spacing +162 added lines, -162 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -15,21 +15,21 @@ 
 	public function __construct() {
 		parent::__construct();
 
-		if ( class_exists( 'WC_Subscriptions_Order' ) ) {
-			add_action( 'woocommerce_scheduled_subscription_payment_' . $this->id, array( $this, 'scheduled_subscription_payment' ), 10, 2 );
-			add_action( 'wcs_resubscribe_order_created', array( $this, 'delete_resubscribe_meta' ), 10 );
-			add_action( 'wcs_renewal_order_created', array( $this, 'delete_renewal_meta' ), 10 );
-			add_action( 'woocommerce_subscription_failing_payment_method_updated_stripe', array( $this, 'update_failing_payment_method' ), 10, 2 );
-			add_action( 'wc_stripe_sepa_payment_fields', array( $this, 'display_update_subs_payment_checkout' ) );
-			add_action( 'wc_stripe_add_payment_method_' . $this->id . '_success', array( $this, 'handle_add_payment_method_success' ), 10, 2 );
+		if (class_exists('WC_Subscriptions_Order')) {
+			add_action('woocommerce_scheduled_subscription_payment_' . $this->id, array($this, 'scheduled_subscription_payment'), 10, 2);
+			add_action('wcs_resubscribe_order_created', array($this, 'delete_resubscribe_meta'), 10);
+			add_action('wcs_renewal_order_created', array($this, 'delete_renewal_meta'), 10);
+			add_action('woocommerce_subscription_failing_payment_method_updated_stripe', array($this, 'update_failing_payment_method'), 10, 2);
+			add_action('wc_stripe_sepa_payment_fields', array($this, 'display_update_subs_payment_checkout'));
+			add_action('wc_stripe_add_payment_method_' . $this->id . '_success', array($this, 'handle_add_payment_method_success'), 10, 2);
 
 			// Display the credit card used for a subscription in the "My Subscriptions" table.
-			add_filter( 'woocommerce_my_subscriptions_payment_method', array( $this, 'maybe_render_subscription_payment_method' ), 10, 2 );
+			add_filter('woocommerce_my_subscriptions_payment_method', array($this, 'maybe_render_subscription_payment_method'), 10, 2);
 
 			// Allow store managers to manually set Stripe as the payment method on a subscription.
-			add_filter( 'woocommerce_subscription_payment_meta', array( $this, 'add_subscription_payment_meta' ), 10, 2 );
-			add_filter( 'woocommerce_subscription_validate_payment_meta', array( $this, 'validate_subscription_payment_meta' ), 10, 2 );
-			add_filter( 'wc_stripe_display_save_payment_method_checkbox', array( $this, 'maybe_hide_save_checkbox' ) );
+			add_filter('woocommerce_subscription_payment_meta', array($this, 'add_subscription_payment_meta'), 10, 2);
+			add_filter('woocommerce_subscription_validate_payment_meta', array($this, 'validate_subscription_payment_meta'), 10, 2);
+			add_filter('wc_stripe_display_save_payment_method_checkbox', array($this, 'maybe_hide_save_checkbox'));
 		}
 	}
 
@@ -40,8 +40,8 @@ 
 	 * @since 4.0.0
 	 * @version 4.0.0
 	 */
-	public function maybe_hide_save_checkbox( $display_tokenization ) {
-		if ( WC_Subscriptions_Cart::cart_contains_subscription() ) {
+	public function maybe_hide_save_checkbox($display_tokenization) {
+		if (WC_Subscriptions_Cart::cart_contains_subscription()) {
 			return false;
 		}
 
@@ -53,8 +53,8 @@ 
 	 * @param  int  $order_id
 	 * @return boolean
 	 */
-	public function has_subscription( $order_id ) {
-		return ( function_exists( 'wcs_order_contains_subscription' ) && ( wcs_order_contains_subscription( $order_id ) || wcs_is_subscription( $order_id ) || wcs_order_contains_renewal( $order_id ) ) );
+	public function has_subscription($order_id) {
+		return (function_exists('wcs_order_contains_subscription') && (wcs_order_contains_subscription($order_id) || wcs_is_subscription($order_id) || wcs_order_contains_renewal($order_id)));
 	}
 
 	/**
@@ -64,7 +64,7 @@ 
 	 * @return bool
 	 */
 	public function is_subs_change_payment() {
-		return ( isset( $_GET['pay_for_order'] ) && isset( $_GET['change_payment_method'] ) );
+		return (isset($_GET['pay_for_order']) && isset($_GET['change_payment_method']));
 	}
 
 	/**
@@ -74,20 +74,20 @@ 
 	 * @since 4.1.11
 	 */
 	public function display_update_subs_payment_checkout() {
-		$subs_statuses = apply_filters( 'wc_stripe_update_subs_payment_method_card_statuses', array( 'active' ) );
+		$subs_statuses = apply_filters('wc_stripe_update_subs_payment_method_card_statuses', array('active'));
 		if (
-			apply_filters( 'wc_stripe_display_update_subs_payment_method_card_checkbox', true ) &&
-			wcs_user_has_subscription( get_current_user_id(), '', $subs_statuses ) &&
+			apply_filters('wc_stripe_display_update_subs_payment_method_card_checkbox', true) &&
+			wcs_user_has_subscription(get_current_user_id(), '', $subs_statuses) &&
 			is_add_payment_method_page()
 		) {
-			$label = esc_html( apply_filters( 'wc_stripe_save_to_subs_text', __( 'Update the Payment Method used for all of my active subscriptions.', 'woocommerce-gateway-stripe' ) ) );
-			$id    = sprintf( 'wc-%1$s-update-subs-payment-method-card', $this->id );
+			$label = esc_html(apply_filters('wc_stripe_save_to_subs_text', __('Update the Payment Method used for all of my active subscriptions.', 'woocommerce-gateway-stripe')));
+			$id    = sprintf('wc-%1$s-update-subs-payment-method-card', $this->id);
 			woocommerce_form_field(
 				$id,
 				array(
 					'type'    => 'checkbox',
 					'label'   => $label,
-					'default' => apply_filters( 'wc_stripe_save_to_subs_checked', false ),
+					'default' => apply_filters('wc_stripe_save_to_subs_checked', false),
 				)
 			);
 		}
@@ -100,19 +100,19 @@ 
 	 * @param string $source_id
 	 * @param object $source_object
 	 */
-	public function handle_add_payment_method_success( $source_id, $source_object ) {
-		if ( isset( $_POST[ 'wc-' . $this->id . '-update-subs-payment-method-card' ] ) ) {
+	public function handle_add_payment_method_success($source_id, $source_object) {
+		if (isset($_POST['wc-' . $this->id . '-update-subs-payment-method-card'])) {
 			$all_subs        = wcs_get_users_subscriptions();
-			$subs_statuses   = apply_filters( 'wc_stripe_update_subs_payment_method_card_statuses', array( 'active' ) );
-			$stripe_customer = new WC_Stripe_Customer( get_current_user_id() );
-
-			if ( ! empty( $all_subs ) ) {
-				foreach ( $all_subs as $sub ) {
-					if ( $sub->has_status( $subs_statuses ) ) {
-						update_post_meta( $sub->get_id(), '_stripe_source_id', $source_id );
-						update_post_meta( $sub->get_id(), '_stripe_customer_id', $stripe_customer->get_id() );
-						update_post_meta( $sub->get_id(), '_payment_method', $this->id );
-						update_post_meta( $sub->get_id(), '_payment_method_title', $this->method_title );
+			$subs_statuses   = apply_filters('wc_stripe_update_subs_payment_method_card_statuses', array('active'));
+			$stripe_customer = new WC_Stripe_Customer(get_current_user_id());
+
+			if ( ! empty($all_subs)) {
+				foreach ($all_subs as $sub) {
+					if ($sub->has_status($subs_statuses)) {
+						update_post_meta($sub->get_id(), '_stripe_source_id', $source_id);
+						update_post_meta($sub->get_id(), '_stripe_customer_id', $stripe_customer->get_id());
+						update_post_meta($sub->get_id(), '_payment_method', $this->id);
+						update_post_meta($sub->get_id(), '_payment_method_title', $this->method_title);
 					}
 				}
 			}
@@ -125,24 +125,24 @@ 
 	 * @since 3.1.0
 	 * @version 4.0.0
 	 */
-	public function save_source_to_order( $order, $source ) {
-		parent::save_source_to_order( $order, $source );
+	public function save_source_to_order($order, $source) {
+		parent::save_source_to_order($order, $source);
 
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 
 		// Also store it on the subscriptions being purchased or paid for in the order.
-		if ( function_exists( 'wcs_order_contains_subscription' ) && wcs_order_contains_subscription( $order_id ) ) {
-			$subscriptions = wcs_get_subscriptions_for_order( $order_id );
-		} elseif ( function_exists( 'wcs_order_contains_renewal' ) && wcs_order_contains_renewal( $order_id ) ) {
-			$subscriptions = wcs_get_subscriptions_for_renewal_order( $order_id );
+		if (function_exists('wcs_order_contains_subscription') && wcs_order_contains_subscription($order_id)) {
+			$subscriptions = wcs_get_subscriptions_for_order($order_id);
+		} elseif (function_exists('wcs_order_contains_renewal') && wcs_order_contains_renewal($order_id)) {
+			$subscriptions = wcs_get_subscriptions_for_renewal_order($order_id);
 		} else {
 			$subscriptions = array();
 		}
 
-		foreach ( $subscriptions as $subscription ) {
-			$subscription_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id();
-			update_post_meta( $subscription_id, '_stripe_customer_id', $source->customer );
-			update_post_meta( $subscription_id, '_stripe_source_id', $source->source );
+		foreach ($subscriptions as $subscription) {
+			$subscription_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id();
+			update_post_meta($subscription_id, '_stripe_customer_id', $source->customer);
+			update_post_meta($subscription_id, '_stripe_source_id', $source->source);
 		}
 	}
 
@@ -151,16 +151,16 @@ 
 	 * @param  int $order_id
 	 * @return array
 	 */
-	public function process_payment( $order_id, $retry = true, $force_save_source = false, $previous_error = false ) {
-		if ( $this->has_subscription( $order_id ) ) {
-			if ( $this->is_subs_change_payment() ) {
-				return $this->change_subs_payment_method( $order_id );
+	public function process_payment($order_id, $retry = true, $force_save_source = false, $previous_error = false) {
+		if ($this->has_subscription($order_id)) {
+			if ($this->is_subs_change_payment()) {
+				return $this->change_subs_payment_method($order_id);
 			}
 
 			// Regular payment with force customer enabled
-			return parent::process_payment( $order_id, $retry, true, $previous_error );
+			return parent::process_payment($order_id, $retry, true, $previous_error);
 		} else {
-			return parent::process_payment( $order_id, $retry, $force_save_source, $previous_error );
+			return parent::process_payment($order_id, $retry, $force_save_source, $previous_error);
 		}
 	}
 
@@ -170,27 +170,27 @@ 
 	 * @since 4.0.4
 	 * @param int $order_id
 	 */
-	public function change_subs_payment_method( $order_id ) {
+	public function change_subs_payment_method($order_id) {
 		try {
-			$subscription    = wc_get_order( $order_id );
-			$prepared_source = $this->prepare_source( get_current_user_id(), true );
+			$subscription    = wc_get_order($order_id);
+			$prepared_source = $this->prepare_source(get_current_user_id(), true);
 
-			if ( empty( $prepared_source->source ) ) {
-				$localized_message = __( 'Payment processing failed. Please retry.', 'woocommerce-gateway-stripe' );
-				throw new WC_Stripe_Exception( print_r( $prepared_source, true ), $localized_message );
+			if (empty($prepared_source->source)) {
+				$localized_message = __('Payment processing failed. Please retry.', 'woocommerce-gateway-stripe');
+				throw new WC_Stripe_Exception(print_r($prepared_source, true), $localized_message);
 			}
 
-			$this->save_source_to_order( $subscription, $prepared_source );
+			$this->save_source_to_order($subscription, $prepared_source);
 
-			do_action( 'wc_stripe_change_subs_payment_method_success', $prepared_source->source, $prepared_source );
+			do_action('wc_stripe_change_subs_payment_method_success', $prepared_source->source, $prepared_source);
 
 			return array(
 				'result'   => 'success',
-				'redirect' => $this->get_return_url( $subscription ),
+				'redirect' => $this->get_return_url($subscription),
 			);
-		} 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());
 		}
 	}
 
@@ -200,8 +200,8 @@ 
 	 * @param $amount_to_charge float The amount to charge.
 	 * @param $renewal_order WC_Order A WC_Order object created to record the renewal payment.
 	 */
-	public function scheduled_subscription_payment( $amount_to_charge, $renewal_order ) {
-		$this->process_subscription_payment( $amount_to_charge, $renewal_order, true, false );
+	public function scheduled_subscription_payment($amount_to_charge, $renewal_order) {
+		$this->process_subscription_payment($amount_to_charge, $renewal_order, true, false);
 	}
 
 	/**
@@ -215,95 +215,95 @@ 
 	 * @param bool $retry Should we retry the process?
 	 * @param object $previous_error
 	 */
-	public function process_subscription_payment( $amount = 0.0, $renewal_order, $retry = true, $previous_error ) {
+	public function process_subscription_payment($amount = 0.0, $renewal_order, $retry = true, $previous_error) {
 		try {
-			if ( $amount * 100 < WC_Stripe_Helper::get_minimum_amount() ) {
+			if ($amount * 100 < WC_Stripe_Helper::get_minimum_amount()) {
 				/* translators: minimum amount */
-				$message = sprintf( __( 'Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe' ), wc_price( WC_Stripe_Helper::get_minimum_amount() / 100 ) );
+				$message = sprintf(__('Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe'), wc_price(WC_Stripe_Helper::get_minimum_amount() / 100));
 				throw new WC_Stripe_Exception(
 					'Error while processing renewal order ' . $renewal_order->get_id() . ' : ' . $message,
 					$message
 				);
 			}
 
-			$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $renewal_order->id : $renewal_order->get_id();
+			$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $renewal_order->id : $renewal_order->get_id();
 
-			$this->ensure_subscription_has_customer_id( $order_id );
+			$this->ensure_subscription_has_customer_id($order_id);
 
 			// Get source from order
-			$prepared_source = $this->prepare_order_source( $renewal_order );
+			$prepared_source = $this->prepare_order_source($renewal_order);
 			$source_object   = $prepared_source->source_object;
 
-			if ( ! $prepared_source->customer ) {
+			if ( ! $prepared_source->customer) {
 				throw new WC_Stripe_Exception(
 					'Failed to process renewal for order ' . $renewal_order->get_id() . '. Stripe customer id is missing in the order',
-					__( 'Customer not found', 'woocommerce-gateway-stripe' )
+					__('Customer not found', 'woocommerce-gateway-stripe')
 				);
 			}
 
-			WC_Stripe_Logger::log( "Info: Begin processing subscription payment for order {$order_id} for the amount of {$amount}" );
+			WC_Stripe_Logger::log("Info: Begin processing subscription payment for order {$order_id} for the amount of {$amount}");
 
 			/* If we're doing a retry and source is chargeable, we need to pass
 			 * a different idempotency key and retry for success.
 			 */
-			if ( is_object( $source_object ) && empty( $source_object->error ) && $this->need_update_idempotency_key( $source_object, $previous_error ) ) {
-				add_filter( 'wc_stripe_idempotency_key', array( $this, 'change_idempotency_key' ), 10, 2 );
+			if (is_object($source_object) && empty($source_object->error) && $this->need_update_idempotency_key($source_object, $previous_error)) {
+				add_filter('wc_stripe_idempotency_key', array($this, 'change_idempotency_key'), 10, 2);
 			}
 
-			if ( ( $this->is_no_such_source_error( $previous_error ) || $this->is_no_linked_source_error( $previous_error ) ) && apply_filters( 'wc_stripe_use_default_customer_source', true ) ) {
+			if (($this->is_no_such_source_error($previous_error) || $this->is_no_linked_source_error($previous_error)) && apply_filters('wc_stripe_use_default_customer_source', true)) {
 				// Passing empty source will charge customer default.
 				$prepared_source->source = '';
 			}
 
-			$request            = $this->generate_payment_request( $renewal_order, $prepared_source );
+			$request            = $this->generate_payment_request($renewal_order, $prepared_source);
 			$request['capture'] = 'true';
-			$request['amount']  = WC_Stripe_Helper::get_stripe_amount( $amount, $request['currency'] );
-			$response           = WC_Stripe_API::request( $request );
+			$request['amount']  = WC_Stripe_Helper::get_stripe_amount($amount, $request['currency']);
+			$response           = WC_Stripe_API::request($request);
 
-			if ( ! empty( $response->error ) ) {
+			if ( ! empty($response->error)) {
 				// We want to retry.
-				if ( $this->is_retryable_error( $response->error ) ) {
-					if ( $retry ) {
+				if ($this->is_retryable_error($response->error)) {
+					if ($retry) {
 						// Don't do anymore retries after this.
-						if ( 5 <= $this->retry_interval ) {
-							return $this->process_subscription_payment( $amount, $renewal_order, false, $response->error );
+						if (5 <= $this->retry_interval) {
+							return $this->process_subscription_payment($amount, $renewal_order, false, $response->error);
 						}
 
-						sleep( $this->retry_interval );
+						sleep($this->retry_interval);
 
 						$this->retry_interval++;
 
-						return $this->process_subscription_payment( $amount, $renewal_order, true, $response->error );
+						return $this->process_subscription_payment($amount, $renewal_order, true, $response->error);
 					} else {
-						$localized_message = __( 'Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe' );
-						$renewal_order->add_order_note( $localized_message );
-						throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+						$localized_message = __('Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe');
+						$renewal_order->add_order_note($localized_message);
+						throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 					}
 				}
 
 				$localized_messages = WC_Stripe_Helper::get_localized_messages();
 
-				if ( 'card_error' === $response->error->type ) {
-					$localized_message = isset( $localized_messages[ $response->error->code ] ) ? $localized_messages[ $response->error->code ] : $response->error->message;
+				if ('card_error' === $response->error->type) {
+					$localized_message = isset($localized_messages[$response->error->code]) ? $localized_messages[$response->error->code] : $response->error->message;
 				} else {
-					$localized_message = isset( $localized_messages[ $response->error->type ] ) ? $localized_messages[ $response->error->type ] : $response->error->message;
+					$localized_message = isset($localized_messages[$response->error->type]) ? $localized_messages[$response->error->type] : $response->error->message;
 				}
 
-				$renewal_order->add_order_note( $localized_message );
+				$renewal_order->add_order_note($localized_message);
 
-				throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+				throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 			}
 
-			do_action( 'wc_gateway_stripe_process_payment', $response, $renewal_order );
+			do_action('wc_gateway_stripe_process_payment', $response, $renewal_order);
 
-			$this->process_response( $response, $renewal_order );
-		} catch ( WC_Stripe_Exception $e ) {
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+			$this->process_response($response, $renewal_order);
+		} catch (WC_Stripe_Exception $e) {
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 
-			do_action( 'wc_gateway_stripe_process_payment_error', $e, $renewal_order );
+			do_action('wc_gateway_stripe_process_payment_error', $e, $renewal_order);
 
 			/* translators: error message */
-			$renewal_order->update_status( 'failed' );
+			$renewal_order->update_status('failed');
 		}
 	}
 
@@ -311,21 +311,21 @@ 
 	 * Don't transfer Stripe customer/token meta to resubscribe orders.
 	 * @param int $resubscribe_order The order created for the customer to resubscribe to the old expired/cancelled subscription
 	 */
-	public function delete_resubscribe_meta( $resubscribe_order ) {
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $resubscribe_order->id : $resubscribe_order->get_id() ), '_stripe_customer_id' );
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $resubscribe_order->id : $resubscribe_order->get_id() ), '_stripe_source_id' );
+	public function delete_resubscribe_meta($resubscribe_order) {
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $resubscribe_order->id : $resubscribe_order->get_id()), '_stripe_customer_id');
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $resubscribe_order->id : $resubscribe_order->get_id()), '_stripe_source_id');
 		// For BW compat will remove in future
-		delete_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $resubscribe_order->id : $resubscribe_order->get_id() ), '_stripe_card_id' );
-		$this->delete_renewal_meta( $resubscribe_order );
+		delete_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $resubscribe_order->id : $resubscribe_order->get_id()), '_stripe_card_id');
+		$this->delete_renewal_meta($resubscribe_order);
 	}
 
 	/**
 	 * Don't transfer Stripe fee/ID meta to renewal orders.
 	 * @param int $resubscribe_order The order created for the customer to resubscribe to the old expired/cancelled subscription
 	 */
-	public function delete_renewal_meta( $renewal_order ) {
-		WC_Stripe_Helper::delete_stripe_fee( $renewal_order );
-		WC_Stripe_Helper::delete_stripe_net( $renewal_order );
+	public function delete_renewal_meta($renewal_order) {
+		WC_Stripe_Helper::delete_stripe_fee($renewal_order);
+		WC_Stripe_Helper::delete_stripe_net($renewal_order);
 
 		return $renewal_order;
 	}
@@ -339,14 +339,14 @@ 
 	 * @param WC_Order $renewal_order The order which recorded the successful payment (to make up for the failed automatic payment).
 	 * @return void
 	 */
-	public function update_failing_payment_method( $subscription, $renewal_order ) {
-		if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-			update_post_meta( $subscription->id, '_stripe_customer_id', $renewal_order->stripe_customer_id );
-			update_post_meta( $subscription->id, '_stripe_source_id', $renewal_order->stripe_source_id );
+	public function update_failing_payment_method($subscription, $renewal_order) {
+		if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+			update_post_meta($subscription->id, '_stripe_customer_id', $renewal_order->stripe_customer_id);
+			update_post_meta($subscription->id, '_stripe_source_id', $renewal_order->stripe_source_id);
 
 		} else {
-			update_post_meta( $subscription->get_id(), '_stripe_customer_id', $renewal_order->get_meta( '_stripe_customer_id', true ) );
-			update_post_meta( $subscription->get_id(), '_stripe_source_id', $renewal_order->get_meta( '_stripe_source_id', true ) );
+			update_post_meta($subscription->get_id(), '_stripe_customer_id', $renewal_order->get_meta('_stripe_customer_id', true));
+			update_post_meta($subscription->get_id(), '_stripe_source_id', $renewal_order->get_meta('_stripe_source_id', true));
 		}
 	}
 
@@ -359,21 +359,21 @@ 
 	 * @param WC_Subscription $subscription An instance of a subscription object
 	 * @return array
 	 */
-	public function add_subscription_payment_meta( $payment_meta, $subscription ) {
-		$source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_source_id', true );
+	public function add_subscription_payment_meta($payment_meta, $subscription) {
+		$source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_source_id', true);
 
 		// For BW compat will remove in future.
-		if ( empty( $source_id ) ) {
-			$source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_card_id', true );
+		if (empty($source_id)) {
+			$source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_card_id', true);
 
 			// Take this opportunity to update the key name.
-			WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $subscription->id, '_stripe_source_id', $source_id ) : update_post_meta( $subscription->get_id(), '_stripe_source_id', $source_id );
+			WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($subscription->id, '_stripe_source_id', $source_id) : update_post_meta($subscription->get_id(), '_stripe_source_id', $source_id);
 		}
 
-		$payment_meta[ $this->id ] = array(
+		$payment_meta[$this->id] = array(
 			'post_meta' => array(
 				'_stripe_customer_id' => array(
-					'value' => get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_customer_id', true ),
+					'value' => get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_customer_id', true),
 					'label' => 'Stripe Customer ID',
 				),
 				'_stripe_source_id'   => array(
@@ -394,26 +394,26 @@ 
 	 * @param array $payment_meta associative array of meta data required for automatic payments
 	 * @return array
 	 */
-	public function validate_subscription_payment_meta( $payment_method_id, $payment_meta ) {
-		if ( $this->id === $payment_method_id ) {
+	public function validate_subscription_payment_meta($payment_method_id, $payment_meta) {
+		if ($this->id === $payment_method_id) {
 
-			if ( ! isset( $payment_meta['post_meta']['_stripe_customer_id']['value'] ) || empty( $payment_meta['post_meta']['_stripe_customer_id']['value'] ) ) {
+			if ( ! isset($payment_meta['post_meta']['_stripe_customer_id']['value']) || empty($payment_meta['post_meta']['_stripe_customer_id']['value'])) {
 
 				// Allow empty stripe customer id during subscription renewal. It will be added when processing payment if required.
-				if ( ! isset( $_POST['wc_order_action'] ) || 'wcs_process_renewal' !== $_POST['wc_order_action'] ) {
-					throw new Exception( __( 'A "Stripe Customer ID" value is required.', 'woocommerce-gateway-stripe' ) );
+				if ( ! isset($_POST['wc_order_action']) || 'wcs_process_renewal' !== $_POST['wc_order_action']) {
+					throw new Exception(__('A "Stripe Customer ID" value is required.', 'woocommerce-gateway-stripe'));
 				}
-			} elseif ( 0 !== strpos( $payment_meta['post_meta']['_stripe_customer_id']['value'], 'cus_' ) ) {
-				throw new Exception( __( 'Invalid customer ID. A valid "Stripe Customer ID" must begin with "cus_".', 'woocommerce-gateway-stripe' ) );
+			} elseif (0 !== strpos($payment_meta['post_meta']['_stripe_customer_id']['value'], 'cus_')) {
+				throw new Exception(__('Invalid customer ID. A valid "Stripe Customer ID" must begin with "cus_".', 'woocommerce-gateway-stripe'));
 			}
 
 			if (
-				( ! empty( $payment_meta['post_meta']['_stripe_source_id']['value'] )
-				&& 0 !== strpos( $payment_meta['post_meta']['_stripe_source_id']['value'], 'card_' ) )
-				&& ( ! empty( $payment_meta['post_meta']['_stripe_source_id']['value'] )
-				&& 0 !== strpos( $payment_meta['post_meta']['_stripe_source_id']['value'], 'src_' ) ) ) {
+				( ! empty($payment_meta['post_meta']['_stripe_source_id']['value'])
+				&& 0 !== strpos($payment_meta['post_meta']['_stripe_source_id']['value'], 'card_'))
+				&& ( ! empty($payment_meta['post_meta']['_stripe_source_id']['value'])
+				&& 0 !== strpos($payment_meta['post_meta']['_stripe_source_id']['value'], 'src_')) ) {
 
-				throw new Exception( __( 'Invalid source ID. A valid source "Stripe Source ID" must begin with "src_" or "card_".', 'woocommerce-gateway-stripe' ) );
+				throw new Exception(__('Invalid source ID. A valid source "Stripe Source ID" must begin with "src_" or "card_".', 'woocommerce-gateway-stripe'));
 			}
 		}
 	}
@@ -426,67 +426,67 @@ 
 	 * @param WC_Subscription $subscription the subscription details
 	 * @return string the subscription payment method
 	 */
-	public function maybe_render_subscription_payment_method( $payment_method_to_display, $subscription ) {
-		$customer_user = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->customer_user : $subscription->get_customer_id();
+	public function maybe_render_subscription_payment_method($payment_method_to_display, $subscription) {
+		$customer_user = WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->customer_user : $subscription->get_customer_id();
 
 		// bail for other payment methods
-		if ( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->payment_method : $subscription->get_payment_method() ) !== $this->id || ! $customer_user ) {
+		if ((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->payment_method : $subscription->get_payment_method()) !== $this->id || ! $customer_user) {
 			return $payment_method_to_display;
 		}
 
-		$stripe_source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_source_id', true );
+		$stripe_source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_source_id', true);
 
 		// For BW compat will remove in future.
-		if ( empty( $stripe_source_id ) ) {
-			$stripe_source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_card_id', true );
+		if (empty($stripe_source_id)) {
+			$stripe_source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_card_id', true);
 
 			// Take this opportunity to update the key name.
-			WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $subscription->id, '_stripe_source_id', $stripe_source_id ) : update_post_meta( $subscription->get_id(), '_stripe_source_id', $stripe_source_id );
+			WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($subscription->id, '_stripe_source_id', $stripe_source_id) : update_post_meta($subscription->get_id(), '_stripe_source_id', $stripe_source_id);
 		}
 
 		$stripe_customer    = new WC_Stripe_Customer();
-		$stripe_customer_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->id : $subscription->get_id() ), '_stripe_customer_id', true );
+		$stripe_customer_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->id : $subscription->get_id()), '_stripe_customer_id', true);
 
 		// If we couldn't find a Stripe customer linked to the subscription, fallback to the user meta data.
-		if ( ! $stripe_customer_id || ! is_string( $stripe_customer_id ) ) {
+		if ( ! $stripe_customer_id || ! is_string($stripe_customer_id)) {
 			$user_id            = $customer_user;
-			$stripe_customer_id = get_user_option( '_stripe_customer_id', $user_id );
-			$stripe_source_id   = get_user_option( '_stripe_source_id', $user_id );
+			$stripe_customer_id = get_user_option('_stripe_customer_id', $user_id);
+			$stripe_source_id   = get_user_option('_stripe_source_id', $user_id);
 
 			// For BW compat will remove in future.
-			if ( empty( $stripe_source_id ) ) {
-				$stripe_source_id = get_user_option( '_stripe_card_id', $user_id );
+			if (empty($stripe_source_id)) {
+				$stripe_source_id = get_user_option('_stripe_card_id', $user_id);
 
 				// Take this opportunity to update the key name.
-				update_user_option( $user_id, '_stripe_source_id', $stripe_source_id, false );
+				update_user_option($user_id, '_stripe_source_id', $stripe_source_id, false);
 			}
 		}
 
 		// If we couldn't find a Stripe customer linked to the account, fallback to the order meta data.
-		if ( ( ! $stripe_customer_id || ! is_string( $stripe_customer_id ) ) && false !== $subscription->order ) {
-			$stripe_customer_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->order->id : $subscription->get_parent_id() ), '_stripe_customer_id', true );
-			$stripe_source_id   = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->order->id : $subscription->get_parent_id() ), '_stripe_source_id', true );
+		if (( ! $stripe_customer_id || ! is_string($stripe_customer_id)) && false !== $subscription->order) {
+			$stripe_customer_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->order->id : $subscription->get_parent_id()), '_stripe_customer_id', true);
+			$stripe_source_id   = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->order->id : $subscription->get_parent_id()), '_stripe_source_id', true);
 
 			// For BW compat will remove in future.
-			if ( empty( $stripe_source_id ) ) {
-				$stripe_source_id = get_post_meta( ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $subscription->order->id : $subscription->get_parent_id() ), '_stripe_card_id', true );
+			if (empty($stripe_source_id)) {
+				$stripe_source_id = get_post_meta((WC_Stripe_Helper::is_wc_lt('3.0') ? $subscription->order->id : $subscription->get_parent_id()), '_stripe_card_id', true);
 
 				// Take this opportunity to update the key name.
-				WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $subscription->order->id, '_stripe_source_id', $stripe_source_id ) : update_post_meta( $subscription->get_parent_id(), '_stripe_source_id', $stripe_source_id );
+				WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($subscription->order->id, '_stripe_source_id', $stripe_source_id) : update_post_meta($subscription->get_parent_id(), '_stripe_source_id', $stripe_source_id);
 			}
 		}
 
-		$stripe_customer->set_id( $stripe_customer_id );
+		$stripe_customer->set_id($stripe_customer_id);
 
 		$sources                   = $stripe_customer->get_sources();
-		$payment_method_to_display = __( 'N/A', 'woocommerce-gateway-stripe' );
+		$payment_method_to_display = __('N/A', 'woocommerce-gateway-stripe');
 
-		if ( $sources ) {
-			foreach ( $sources as $source ) {
-				if ( $source->id === $stripe_source_id ) {
-					if ( $source->sepa_debit ) {
+		if ($sources) {
+			foreach ($sources as $source) {
+				if ($source->id === $stripe_source_id) {
+					if ($source->sepa_debit) {
 						/* translators: 1) last 4 digits of SEPA Direct Debit */
-						$payment_method_to_display = sprintf( __( 'Via SEPA Direct Debit ending in %1$s', 'woocommerce-gateway-stripe' ), $source->sepa_debit->last4 );
+						$payment_method_to_display = sprintf(__('Via SEPA Direct Debit ending in %1$s', 'woocommerce-gateway-stripe'), $source->sepa_debit->last4);
 					}
 
 					break;

tests/phpunit/test-wc-stripe-payment-gateway.php

Spacing +24 added lines, -24 removed lines

@@ -25,8 +25,8 @@ 
 	/**
 	 * Helper function to update test order meta data
 	 */
-	private function updateOrderMeta( $order, $key, $value ) {
-		WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $order->id, $key, $value ) : $order->update_meta_data( $key, $value );
+	private function updateOrderMeta($order, $key, $value) {
+		WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($order->id, $key, $value) : $order->update_meta_data($key, $value);
 	}
 
 	/**
@@ -34,8 +34,8 @@ 
 	 */
 	public function test_default_get_payment_intent_from_order() {
 		$order = WC_Helper_Order::create_order();
-		$intent = $this->gateway->get_intent_from_order( $order );
-		$this->assertFalse( $intent );
+		$intent = $this->gateway->get_intent_from_order($order);
+		$this->assertFalse($intent);
 	}
 
 	/**
@@ -43,30 +43,30 @@ 
 	 */
 	public function test_success_get_payment_intent_from_order() {
 		$order = WC_Helper_Order::create_order();
-		$this->updateOrderMeta( $order, '_stripe_intent_id', 'pi_123' );
-		$expected_intent = ( object ) [ 'id' => 'pi_123' ];
-		$callback = function( $preempt, $request_args, $url ) use ( $expected_intent ) {
+		$this->updateOrderMeta($order, '_stripe_intent_id', 'pi_123');
+		$expected_intent = (object) ['id' => 'pi_123'];
+		$callback = function($preempt, $request_args, $url) use ($expected_intent) {
 			$response = [
 				'headers' 	=> [],
-				'body'		=> json_encode( $expected_intent ),
+				'body'		=> json_encode($expected_intent),
 				'response'	=> [
 					'code' 		=> 200,
 					'message' 	=> 'OK',
 				],
 			];
 
-			$this->assertEquals( 'GET', $request_args['method'] );
-			$this->assertStringEndsWith( 'payment_intents/pi_123', $url );
+			$this->assertEquals('GET', $request_args['method']);
+			$this->assertStringEndsWith('payment_intents/pi_123', $url);
 
 			return $response;
 		};
 
-		add_filter( 'pre_http_request', $callback, 10, 3);
+		add_filter('pre_http_request', $callback, 10, 3);
 
-		$intent = $this->gateway->get_intent_from_order( $order );
-		$this->assertEquals( $expected_intent, $intent );
+		$intent = $this->gateway->get_intent_from_order($order);
+		$this->assertEquals($expected_intent, $intent);
 
-		remove_filter( 'pre_http_request', $callback );
+		remove_filter('pre_http_request', $callback);
 	}
 
 	/**
@@ -74,34 +74,34 @@ 
 	 */
 	public function test_error_get_payment_intent_from_order() {
 		$order = WC_Helper_Order::create_order();
-		$this->updateOrderMeta( $order, '_stripe_intent_id', 'pi_123' );
-		$response_error = ( object ) [
+		$this->updateOrderMeta($order, '_stripe_intent_id', 'pi_123');
+		$response_error = (object) [
 			'error' => [
 				'code' 		=> 'resource_missing',
 				'message' 	=> 'error_message'
 			]
 		];
-		$callback = function( $preempt, $request_args, $url ) use ( $response_error ) {
+		$callback = function($preempt, $request_args, $url) use ($response_error) {
 			$response = [
 				'headers' 	=> [],
-				'body'		=> json_encode( $response_error ),
+				'body'		=> json_encode($response_error),
 				'response'	=> [
 					'code' 		=> 404,
 					'message' 	=> 'ERR',
 				],
 			];
 
-			$this->assertEquals( 'GET', $request_args['method'] );
-			$this->assertStringEndsWith( 'payment_intents/pi_123', $url );
+			$this->assertEquals('GET', $request_args['method']);
+			$this->assertStringEndsWith('payment_intents/pi_123', $url);
 
 			return $response;
 		};
 
-		add_filter( 'pre_http_request', $callback, 10, 3);
+		add_filter('pre_http_request', $callback, 10, 3);
 
-		$intent = $this->gateway->get_intent_from_order( $order );
-		$this->assertFalse( $intent );
+		$intent = $this->gateway->get_intent_from_order($order);
+		$this->assertFalse($intent);
 
-		remove_filter( 'pre_http_request', $callback );
+		remove_filter('pre_http_request', $callback);
 	}
 }

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

Spacing +371 added lines, -372 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -21,7 +21,7 @@ 
 	 */
 	public function display_admin_settings_webhook_description() {
 		/* translators: 1) webhook url */
-		return sprintf( __( 'You must add the following webhook endpoint <strong style="background-color:#ddd;">&nbsp;%s&nbsp;</strong> to your <a href="https://dashboard.stripe.com/account/webhooks" target="_blank">Stripe account settings</a>. This will enable you to receive notifications on the charge statuses.', 'woocommerce-gateway-stripe' ), WC_Stripe_Helper::get_webhook_url() );
+		return sprintf(__('You must add the following webhook endpoint <strong style="background-color:#ddd;">&nbsp;%s&nbsp;</strong> to your <a href="https://dashboard.stripe.com/account/webhooks" target="_blank">Stripe account settings</a>. This will enable you to receive notifications on the charge statuses.', 'woocommerce-gateway-stripe'), WC_Stripe_Helper::get_webhook_url());
 	}
 
 	/**
@@ -35,8 +35,8 @@ 
 				<input id="wc-%1$s-new-payment-method" name="wc-%1$s-new-payment-method" type="checkbox" value="true" style="width:auto;" />
 				<label for="wc-%1$s-new-payment-method" style="display:inline;">%2$s</label>
 			</p>',
-			esc_attr( $this->id ),
-			esc_html( apply_filters( 'wc_stripe_save_to_account_text', __( 'Save payment information to my account for future purchases.', 'woocommerce-gateway-stripe' ) ) )
+			esc_attr($this->id),
+			esc_html(apply_filters('wc_stripe_save_to_account_text', __('Save payment information to my account for future purchases.', 'woocommerce-gateway-stripe')))
 		);
 	}
 
@@ -47,7 +47,7 @@ 
 	 * @since 4.0.5
 	 * @param array $error
 	 */
-	public function is_retryable_error( $error ) {
+	public function is_retryable_error($error) {
 		return (
 			'invalid_request_error' === $error->type ||
 			'idempotency_error' === $error->type ||
@@ -64,11 +64,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_same_idempotency_error( $error ) {
+	public function is_same_idempotency_error($error) {
 		return (
 			$error &&
 			'idempotency_error' === $error->type &&
-			preg_match( '/Keys for idempotent requests can only be used with the same parameters they were first used with./i', $error->message )
+			preg_match('/Keys for idempotent requests can only be used with the same parameters they were first used with./i', $error->message)
 		);
 	}
 
@@ -79,11 +79,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_such_customer_error( $error ) {
+	public function is_no_such_customer_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such customer/i', $error->message )
+			preg_match('/No such customer/i', $error->message)
 		);
 	}
 
@@ -94,11 +94,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_such_token_error( $error ) {
+	public function is_no_such_token_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such token/i', $error->message )
+			preg_match('/No such token/i', $error->message)
 		);
 	}
 
@@ -109,11 +109,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_such_source_error( $error ) {
+	public function is_no_such_source_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such source/i', $error->message )
+			preg_match('/No such source/i', $error->message)
 		);
 	}
 
@@ -124,11 +124,11 @@ 
 	 * @since 4.1.0
 	 * @param array $error
 	 */
-	public function is_no_linked_source_error( $error ) {
+	public function is_no_linked_source_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/does not have a linked source with ID/i', $error->message )
+			preg_match('/does not have a linked source with ID/i', $error->message)
 		);
 	}
 
@@ -141,13 +141,13 @@ 
 	 * @param object $error
 	 * @return bool
 	 */
-	public function need_update_idempotency_key( $source_object, $error ) {
+	public function need_update_idempotency_key($source_object, $error) {
 		return (
 			$error &&
 			1 < $this->retry_interval &&
-			! empty( $source_object ) &&
+			! empty($source_object) &&
 			'chargeable' === $source_object->status &&
-			self::is_same_idempotency_error( $error )
+			self::is_same_idempotency_error($error)
 		);
 	}
 
@@ -157,8 +157,8 @@ 
 	 * @since 4.1.3
 	 */
 	public function is_available() {
-		if ( 'yes' === $this->enabled ) {
-			if ( ! $this->secret_key || ! $this->publishable_key ) {
+		if ('yes' === $this->enabled) {
+			if ( ! $this->secret_key || ! $this->publishable_key) {
 				return false;
 			}
 			return true;
@@ -175,12 +175,12 @@ 
 	 * @param int $order_id
 	 * @return bool
 	 */
-	public function maybe_process_pre_orders( $order_id ) {
+	public function maybe_process_pre_orders($order_id) {
 		return (
 			WC_Stripe_Helper::is_pre_orders_exists() &&
-			$this->pre_orders->is_pre_order( $order_id ) &&
-			WC_Pre_Orders_Order::order_requires_payment_tokenization( $order_id ) &&
-			! is_wc_endpoint_url( 'order-pay' )
+			$this->pre_orders->is_pre_order($order_id) &&
+			WC_Pre_Orders_Order::order_requires_payment_tokenization($order_id) &&
+			! is_wc_endpoint_url('order-pay')
 		);
 	}
 
@@ -224,10 +224,10 @@ 
 	 * @version 4.0.0
 	 * @param object $order
 	 */
-	public function validate_minimum_order_amount( $order ) {
-		if ( $order->get_total() * 100 < WC_Stripe_Helper::get_minimum_amount() ) {
+	public function validate_minimum_order_amount($order) {
+		if ($order->get_total() * 100 < WC_Stripe_Helper::get_minimum_amount()) {
 			/* translators: 1) dollar amount */
-			throw new WC_Stripe_Exception( 'Did not meet minimum amount', sprintf( __( 'Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe' ), wc_price( WC_Stripe_Helper::get_minimum_amount() / 100 ) ) );
+			throw new WC_Stripe_Exception('Did not meet minimum amount', sprintf(__('Sorry, the minimum allowed order total is %1$s to use this payment method.', 'woocommerce-gateway-stripe'), wc_price(WC_Stripe_Helper::get_minimum_amount() / 100)));
 		}
 	}
 
@@ -237,14 +237,14 @@ 
 	 * @since 4.0.0
 	 * @version 4.0.0
 	 */
-	public function get_transaction_url( $order ) {
-		if ( $this->testmode ) {
+	public function get_transaction_url($order) {
+		if ($this->testmode) {
 			$this->view_transaction_url = 'https://dashboard.stripe.com/test/payments/%s';
 		} else {
 			$this->view_transaction_url = 'https://dashboard.stripe.com/payments/%s';
 		}
 
-		return parent::get_transaction_url( $order );
+		return parent::get_transaction_url($order);
 	}
 
 	/**
@@ -253,15 +253,15 @@ 
 	 * @since 4.0.0
 	 * @version 4.0.0
 	 */
-	public function get_stripe_customer_id( $order ) {
-		$customer = get_user_option( '_stripe_customer_id', WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->customer_user : $order->get_customer_id() );
+	public function get_stripe_customer_id($order) {
+		$customer = get_user_option('_stripe_customer_id', WC_Stripe_Helper::is_wc_lt('3.0') ? $order->customer_user : $order->get_customer_id());
 
-		if ( empty( $customer ) ) {
+		if (empty($customer)) {
 			// Try to get it via the order.
-			if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-				return get_post_meta( $order->id, '_stripe_customer_id', true );
+			if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+				return get_post_meta($order->id, '_stripe_customer_id', true);
 			} else {
-				return $order->get_meta( '_stripe_customer_id', true );
+				return $order->get_meta('_stripe_customer_id', true);
 			}
 		} else {
 			return $customer;
@@ -278,23 +278,23 @@ 
 	 * @param object $order
 	 * @param int $id Stripe session id.
 	 */
-	public function get_stripe_return_url( $order = null, $id = null ) {
-		if ( is_object( $order ) ) {
-			if ( empty( $id ) ) {
+	public function get_stripe_return_url($order = null, $id = null) {
+		if (is_object($order)) {
+			if (empty($id)) {
 				$id = uniqid();
 			}
 
-			$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+			$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 
 			$args = array(
 				'utm_nooverride' => '1',
 				'order_id'       => $order_id,
 			);
 
-			return wp_sanitize_redirect( esc_url_raw( add_query_arg( $args, $this->get_return_url( $order ) ) ) );
+			return wp_sanitize_redirect(esc_url_raw(add_query_arg($args, $this->get_return_url($order))));
 		}
 
-		return wp_sanitize_redirect( esc_url_raw( add_query_arg( array( 'utm_nooverride' => '1' ), $this->get_return_url() ) ) );
+		return wp_sanitize_redirect(esc_url_raw(add_query_arg(array('utm_nooverride' => '1'), $this->get_return_url())));
 	}
 
 	/**
@@ -302,8 +302,8 @@ 
 	 * @param  int  $order_id
 	 * @return boolean
 	 */
-	public function has_subscription( $order_id ) {
-		return ( function_exists( 'wcs_order_contains_subscription' ) && ( wcs_order_contains_subscription( $order_id ) || wcs_is_subscription( $order_id ) || wcs_order_contains_renewal( $order_id ) ) );
+	public function has_subscription($order_id) {
+		return (function_exists('wcs_order_contains_subscription') && (wcs_order_contains_subscription($order_id) || wcs_is_subscription($order_id) || wcs_order_contains_renewal($order_id)));
 	}
 
 	/**
@@ -315,34 +315,33 @@ 
 	 * @param  object $prepared_source
 	 * @return array()
 	 */
-	public function generate_payment_request( $order, $prepared_source ) {
-		$settings              = get_option( 'woocommerce_stripe_settings', array() );
-		$statement_descriptor  = ! empty( $settings['statement_descriptor'] ) ? str_replace( "'", '', $settings['statement_descriptor'] ) : '';
-		$capture               = ! empty( $settings['capture'] ) && 'yes' === $settings['capture'] ? true : false;
+	public function generate_payment_request($order, $prepared_source) {
+		$settings              = get_option('woocommerce_stripe_settings', array());
+		$statement_descriptor  = ! empty($settings['statement_descriptor']) ? str_replace("'", '', $settings['statement_descriptor']) : '';
+		$capture               = ! empty($settings['capture']) && 'yes' === $settings['capture'] ? true : false;
 		$post_data             = array();
-		$post_data['currency'] = strtolower( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->get_order_currency() : $order->get_currency() );
-		$post_data['amount']   = WC_Stripe_Helper::get_stripe_amount( $order->get_total(), $post_data['currency'] );
+		$post_data['currency'] = strtolower(WC_Stripe_Helper::is_wc_lt('3.0') ? $order->get_order_currency() : $order->get_currency());
+		$post_data['amount']   = WC_Stripe_Helper::get_stripe_amount($order->get_total(), $post_data['currency']);
 		/* translators: 1) blog name 2) order number */
-		$post_data['description'] = sprintf( __( '%1$s - Order %2$s', 'woocommerce-gateway-stripe' ), wp_specialchars_decode( get_bloginfo( 'name' ), ENT_QUOTES ), $order->get_order_number() );
-		$billing_email            = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_email : $order->get_billing_email();
-		$billing_first_name       = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_first_name : $order->get_billing_first_name();
-		$billing_last_name        = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_last_name : $order->get_billing_last_name();
+		$post_data['description'] = sprintf(__('%1$s - Order %2$s', 'woocommerce-gateway-stripe'), wp_specialchars_decode(get_bloginfo('name'), ENT_QUOTES), $order->get_order_number());
+		$billing_email            = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_email : $order->get_billing_email();
+		$billing_first_name       = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_first_name : $order->get_billing_first_name();
+		$billing_last_name        = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_last_name : $order->get_billing_last_name();
 
-		if ( ! empty( $billing_email ) && apply_filters( 'wc_stripe_send_stripe_receipt', false ) ) {
+		if ( ! empty($billing_email) && apply_filters('wc_stripe_send_stripe_receipt', false)) {
 			$post_data['receipt_email'] = $billing_email;
 		}
 
-		switch ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->payment_method : $order->get_payment_method() ) {
-			case 'stripe':
-				if ( ! empty( $statement_descriptor ) ) {
-					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor );
+		switch (WC_Stripe_Helper::is_wc_lt('3.0') ? $order->payment_method : $order->get_payment_method()) {
+			case 'stripe' : if ( ! empty($statement_descriptor)) {
+					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor);
 				}
 
 				$post_data['capture'] = $capture ? 'true' : 'false';
 				break;
 			case 'stripe_sepa':
-				if ( ! empty( $statement_descriptor ) ) {
-					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor );
+				if ( ! empty($statement_descriptor)) {
+					$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor);
 				}
 				break;
 		}
@@ -350,25 +349,25 @@ 
 		$post_data['expand[]'] = 'balance_transaction';
 
 		$metadata = array(
-			__( 'customer_name', 'woocommerce-gateway-stripe' ) => sanitize_text_field( $billing_first_name ) . ' ' . sanitize_text_field( $billing_last_name ),
-			__( 'customer_email', 'woocommerce-gateway-stripe' ) => sanitize_email( $billing_email ),
+			__('customer_name', 'woocommerce-gateway-stripe') => sanitize_text_field($billing_first_name) . ' ' . sanitize_text_field($billing_last_name),
+			__('customer_email', 'woocommerce-gateway-stripe') => sanitize_email($billing_email),
 			'order_id' => $order->get_order_number(),
 		);
 
-		if ( $this->has_subscription( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id() ) ) {
+		if ($this->has_subscription(WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id())) {
 			$metadata += array(
 				'payment_type' => 'recurring',
-				'site_url'     => esc_url( get_site_url() ),
+				'site_url'     => esc_url(get_site_url()),
 			);
 		}
 
-		$post_data['metadata'] = apply_filters( 'wc_stripe_payment_metadata', $metadata, $order, $prepared_source );
+		$post_data['metadata'] = apply_filters('wc_stripe_payment_metadata', $metadata, $order, $prepared_source);
 
-		if ( $prepared_source->customer ) {
+		if ($prepared_source->customer) {
 			$post_data['customer'] = $prepared_source->customer;
 		}
 
-		if ( $prepared_source->source ) {
+		if ($prepared_source->source) {
 			$post_data['source'] = $prepared_source->source;
 		}
 
@@ -380,72 +379,72 @@ 
 		 * @param WC_Order $order
 		 * @param object $source
 		 */
-		return apply_filters( 'wc_stripe_generate_payment_request', $post_data, $order, $prepared_source );
+		return apply_filters('wc_stripe_generate_payment_request', $post_data, $order, $prepared_source);
 	}
 
 	/**
 	 * Store extra meta data for an order from a Stripe Response.
 	 */
-	public function process_response( $response, $order ) {
-		WC_Stripe_Logger::log( 'Processing response: ' . print_r( $response, true ) );
+	public function process_response($response, $order) {
+		WC_Stripe_Logger::log('Processing response: ' . print_r($response, true));
 
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
-		$captured = ( isset( $response->captured ) && $response->captured ) ? 'yes' : 'no';
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
+		$captured = (isset($response->captured) && $response->captured) ? 'yes' : 'no';
 
 		// Store charge data.
-		WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $order_id, '_stripe_charge_captured', $captured ) : $order->update_meta_data( '_stripe_charge_captured', $captured );
+		WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($order_id, '_stripe_charge_captured', $captured) : $order->update_meta_data('_stripe_charge_captured', $captured);
 
-		if ( isset( $response->balance_transaction ) ) {
-			$this->update_fees( $order, is_string( $response->balance_transaction ) ? $response->balance_transaction : $response->balance_transaction->id );
+		if (isset($response->balance_transaction)) {
+			$this->update_fees($order, is_string($response->balance_transaction) ? $response->balance_transaction : $response->balance_transaction->id);
 		}
 
-		if ( 'yes' === $captured ) {
+		if ('yes' === $captured) {
 			/**
 			 * Charge can be captured but in a pending state. Payment methods
 			 * that are asynchronous may take couple days to clear. Webhook will
 			 * take care of the status changes.
 			 */
-			if ( 'pending' === $response->status ) {
-				$order_stock_reduced = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? get_post_meta( $order_id, '_order_stock_reduced', true ) : $order->get_meta( '_order_stock_reduced', true );
+			if ('pending' === $response->status) {
+				$order_stock_reduced = WC_Stripe_Helper::is_wc_lt('3.0') ? get_post_meta($order_id, '_order_stock_reduced', true) : $order->get_meta('_order_stock_reduced', true);
 
-				if ( ! $order_stock_reduced ) {
-					WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->reduce_order_stock() : wc_reduce_stock_levels( $order_id );
+				if ( ! $order_stock_reduced) {
+					WC_Stripe_Helper::is_wc_lt('3.0') ? $order->reduce_order_stock() : wc_reduce_stock_levels($order_id);
 				}
 
-				WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $order_id, '_transaction_id', $response->id ) : $order->set_transaction_id( $response->id );
+				WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($order_id, '_transaction_id', $response->id) : $order->set_transaction_id($response->id);
 				/* translators: transaction id */
-				$order->update_status( 'on-hold', sprintf( __( 'Stripe charge awaiting payment: %s.', 'woocommerce-gateway-stripe' ), $response->id ) );
+				$order->update_status('on-hold', sprintf(__('Stripe charge awaiting payment: %s.', 'woocommerce-gateway-stripe'), $response->id));
 			}
 
-			if ( 'succeeded' === $response->status ) {
-				$order->payment_complete( $response->id );
+			if ('succeeded' === $response->status) {
+				$order->payment_complete($response->id);
 
 				/* translators: transaction id */
-				$message = sprintf( __( 'Stripe charge complete (Charge ID: %s)', 'woocommerce-gateway-stripe' ), $response->id );
-				$order->add_order_note( $message );
+				$message = sprintf(__('Stripe charge complete (Charge ID: %s)', 'woocommerce-gateway-stripe'), $response->id);
+				$order->add_order_note($message);
 			}
 
-			if ( 'failed' === $response->status ) {
-				$localized_message = __( 'Payment processing failed. Please retry.', 'woocommerce-gateway-stripe' );
-				$order->add_order_note( $localized_message );
-				throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+			if ('failed' === $response->status) {
+				$localized_message = __('Payment processing failed. Please retry.', 'woocommerce-gateway-stripe');
+				$order->add_order_note($localized_message);
+				throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 			}
 		} else {
-			WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $order_id, '_transaction_id', $response->id ) : $order->set_transaction_id( $response->id );
+			WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($order_id, '_transaction_id', $response->id) : $order->set_transaction_id($response->id);
 
-			if ( $order->has_status( array( 'pending', 'failed' ) ) ) {
-				WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->reduce_order_stock() : wc_reduce_stock_levels( $order_id );
+			if ($order->has_status(array('pending', 'failed'))) {
+				WC_Stripe_Helper::is_wc_lt('3.0') ? $order->reduce_order_stock() : wc_reduce_stock_levels($order_id);
 			}
 
 			/* translators: transaction id */
-			$order->update_status( 'on-hold', sprintf( __( 'Stripe charge authorized (Charge ID: %s). Process order to take payment, or cancel to remove the pre-authorization.', 'woocommerce-gateway-stripe' ), $response->id ) );
+			$order->update_status('on-hold', sprintf(__('Stripe charge authorized (Charge ID: %s). Process order to take payment, or cancel to remove the pre-authorization.', 'woocommerce-gateway-stripe'), $response->id));
 		}
 
-		if ( is_callable( array( $order, 'save' ) ) ) {
+		if (is_callable(array($order, 'save'))) {
 			$order->save();
 		}
 
-		do_action( 'wc_gateway_stripe_process_response', $response, $order );
+		do_action('wc_gateway_stripe_process_response', $response, $order);
 
 		return $response;
 	}
@@ -458,10 +457,10 @@ 
 	 * @param int $order_id
 	 * @return null
 	 */
-	public function send_failed_order_email( $order_id ) {
+	public function send_failed_order_email($order_id) {
 		$emails = WC()->mailer()->get_emails();
-		if ( ! empty( $emails ) && ! empty( $order_id ) ) {
-			$emails['WC_Email_Failed_Order']->trigger( $order_id );
+		if ( ! empty($emails) && ! empty($order_id)) {
+			$emails['WC_Email_Failed_Order']->trigger($order_id);
 		}
 	}
 
@@ -473,36 +472,36 @@ 
 	 * @param object $order
 	 * @return object $details
 	 */
-	public function get_owner_details( $order ) {
-		$billing_first_name = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_first_name : $order->get_billing_first_name();
-		$billing_last_name  = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_last_name : $order->get_billing_last_name();
+	public function get_owner_details($order) {
+		$billing_first_name = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_first_name : $order->get_billing_first_name();
+		$billing_last_name  = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_last_name : $order->get_billing_last_name();
 
 		$details = array();
 
 		$name  = $billing_first_name . ' ' . $billing_last_name;
-		$email = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_email : $order->get_billing_email();
-		$phone = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_phone : $order->get_billing_phone();
+		$email = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_email : $order->get_billing_email();
+		$phone = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_phone : $order->get_billing_phone();
 
-		if ( ! empty( $phone ) ) {
+		if ( ! empty($phone)) {
 			$details['phone'] = $phone;
 		}
 
-		if ( ! empty( $name ) ) {
+		if ( ! empty($name)) {
 			$details['name'] = $name;
 		}
 
-		if ( ! empty( $email ) ) {
+		if ( ! empty($email)) {
 			$details['email'] = $email;
 		}
 
-		$details['address']['line1']       = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_address_1 : $order->get_billing_address_1();
-		$details['address']['line2']       = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_address_2 : $order->get_billing_address_2();
-		$details['address']['state']       = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_state : $order->get_billing_state();
-		$details['address']['city']        = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_city : $order->get_billing_city();
-		$details['address']['postal_code'] = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_postcode : $order->get_billing_postcode();
-		$details['address']['country']     = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->billing_country : $order->get_billing_country();
+		$details['address']['line1']       = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_address_1 : $order->get_billing_address_1();
+		$details['address']['line2']       = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_address_2 : $order->get_billing_address_2();
+		$details['address']['state']       = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_state : $order->get_billing_state();
+		$details['address']['city']        = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_city : $order->get_billing_city();
+		$details['address']['postal_code'] = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_postcode : $order->get_billing_postcode();
+		$details['address']['country']     = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->billing_country : $order->get_billing_country();
 
-		return (object) apply_filters( 'wc_stripe_owner_details', $details, $order );
+		return (object) apply_filters('wc_stripe_owner_details', $details, $order);
 	}
 
 	/**
@@ -511,15 +510,15 @@ 
 	 * @since 4.0.3
 	 * @param string $source_id The source ID to get source object for.
 	 */
-	public function get_source_object( $source_id = '' ) {
-		if ( empty( $source_id ) ) {
+	public function get_source_object($source_id = '') {
+		if (empty($source_id)) {
 			return '';
 		}
 
-		$source_object = WC_Stripe_API::retrieve( 'sources/' . $source_id );
+		$source_object = WC_Stripe_API::retrieve('sources/' . $source_id);
 
-		if ( ! empty( $source_object->error ) ) {
-			throw new WC_Stripe_Exception( print_r( $source_object, true ), $source_object->error->message );
+		if ( ! empty($source_object->error)) {
+			throw new WC_Stripe_Exception(print_r($source_object, true), $source_object->error->message);
 		}
 
 		return $source_object;
@@ -532,10 +531,10 @@ 
 	 * @param object $source_object
 	 * @return bool
 	 */
-	public function is_prepaid_card( $source_object ) {
+	public function is_prepaid_card($source_object) {
 		return (
 			$source_object
-			&& ( 'token' === $source_object->object || 'source' === $source_object->object )
+			&& ('token' === $source_object->object || 'source' === $source_object->object)
 			&& 'prepaid' === $source_object->card->funding
 		);
 	}
@@ -547,8 +546,8 @@ 
 	 * @param string $source_id
 	 * @return bool
 	 */
-	public function is_type_legacy_card( $source_id ) {
-		return ( preg_match( '/^card_/', $source_id ) );
+	public function is_type_legacy_card($source_id) {
+		return (preg_match('/^card_/', $source_id));
 	}
 
 	/**
@@ -558,9 +557,9 @@ 
 	 * @return bool
 	 */
 	public function is_using_saved_payment_method() {
-		$payment_method = isset( $_POST['payment_method'] ) ? wc_clean( $_POST['payment_method'] ) : 'stripe';
+		$payment_method = isset($_POST['payment_method']) ? wc_clean($_POST['payment_method']) : 'stripe';
 
-		return ( isset( $_POST[ 'wc-' . $payment_method . '-payment-token' ] ) && 'new' !== $_POST[ 'wc-' . $payment_method . '-payment-token' ] );
+		return (isset($_POST['wc-' . $payment_method . '-payment-token']) && 'new' !== $_POST['wc-' . $payment_method . '-payment-token']);
 	}
 
 	/**
@@ -576,64 +575,64 @@ 
 	 * @throws Exception When card was not added or for and invalid card.
 	 * @return object
 	 */
-	public function prepare_source( $user_id, $force_save_source = false, $existing_customer_id = null ) {
-		$customer = new WC_Stripe_Customer( $user_id );
-		if ( ! empty( $existing_customer_id ) ) {
-			$customer->set_id( $existing_customer_id );
+	public function prepare_source($user_id, $force_save_source = false, $existing_customer_id = null) {
+		$customer = new WC_Stripe_Customer($user_id);
+		if ( ! empty($existing_customer_id)) {
+			$customer->set_id($existing_customer_id);
 		}
 
-		$force_save_source = apply_filters( 'wc_stripe_force_save_source', $force_save_source, $customer );
+		$force_save_source = apply_filters('wc_stripe_force_save_source', $force_save_source, $customer);
 		$source_object     = '';
 		$source_id         = '';
 		$wc_token_id       = false;
-		$payment_method    = isset( $_POST['payment_method'] ) ? wc_clean( $_POST['payment_method'] ) : 'stripe';
+		$payment_method    = isset($_POST['payment_method']) ? wc_clean($_POST['payment_method']) : 'stripe';
 		$is_token          = false;
 
 		// New CC info was entered and we have a new source to process.
-		if ( ! empty( $_POST['stripe_source'] ) ) {
-			$source_object = self::get_source_object( wc_clean( $_POST['stripe_source'] ) );
+		if ( ! empty($_POST['stripe_source'])) {
+			$source_object = self::get_source_object(wc_clean($_POST['stripe_source']));
 			$source_id     = $source_object->id;
 
 			// This checks to see if customer opted to save the payment method to file.
-			$maybe_saved_card = isset( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] ) && ! empty( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] );
+			$maybe_saved_card = isset($_POST['wc-' . $payment_method . '-new-payment-method']) && ! empty($_POST['wc-' . $payment_method . '-new-payment-method']);
 
 			/**
 			 * This is true if the user wants to store the card to their account.
 			 * Criteria to save to file is they are logged in, they opted to save or product requirements and the source is
 			 * actually reusable. Either that or force_save_source is true.
 			 */
-			if ( ( $user_id && $this->saved_cards && $maybe_saved_card && 'reusable' === $source_object->usage ) || $force_save_source ) {
-				$response = $customer->add_source( $source_object->id );
+			if (($user_id && $this->saved_cards && $maybe_saved_card && 'reusable' === $source_object->usage) || $force_save_source) {
+				$response = $customer->add_source($source_object->id);
 
-				if ( ! empty( $response->error ) ) {
-					throw new WC_Stripe_Exception( print_r( $response, true ), $this->get_localized_error_message_from_response( $response ) );
+				if ( ! empty($response->error)) {
+					throw new WC_Stripe_Exception(print_r($response, true), $this->get_localized_error_message_from_response($response));
 				}
 			}
-		} elseif ( $this->is_using_saved_payment_method() ) {
+		} elseif ($this->is_using_saved_payment_method()) {
 			// Use an existing token, and then process the payment.
-			$wc_token_id = wc_clean( $_POST[ 'wc-' . $payment_method . '-payment-token' ] );
-			$wc_token    = WC_Payment_Tokens::get( $wc_token_id );
+			$wc_token_id = wc_clean($_POST['wc-' . $payment_method . '-payment-token']);
+			$wc_token    = WC_Payment_Tokens::get($wc_token_id);
 
-			if ( ! $wc_token || $wc_token->get_user_id() !== get_current_user_id() ) {
-				WC()->session->set( 'refresh_totals', true );
-				throw new WC_Stripe_Exception( 'Invalid payment method', __( 'Invalid payment method. Please input a new card number.', 'woocommerce-gateway-stripe' ) );
+			if ( ! $wc_token || $wc_token->get_user_id() !== get_current_user_id()) {
+				WC()->session->set('refresh_totals', true);
+				throw new WC_Stripe_Exception('Invalid payment method', __('Invalid payment method. Please input a new card number.', 'woocommerce-gateway-stripe'));
 			}
 
 			$source_id = $wc_token->get_token();
 
-			if ( $this->is_type_legacy_card( $source_id ) ) {
+			if ($this->is_type_legacy_card($source_id)) {
 				$is_token = true;
 			}
-		} elseif ( isset( $_POST['stripe_token'] ) && 'new' !== $_POST['stripe_token'] ) {
-			$stripe_token     = wc_clean( $_POST['stripe_token'] );
-			$maybe_saved_card = isset( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] ) && ! empty( $_POST[ 'wc-' . $payment_method . '-new-payment-method' ] );
+		} elseif (isset($_POST['stripe_token']) && 'new' !== $_POST['stripe_token']) {
+			$stripe_token     = wc_clean($_POST['stripe_token']);
+			$maybe_saved_card = isset($_POST['wc-' . $payment_method . '-new-payment-method']) && ! empty($_POST['wc-' . $payment_method . '-new-payment-method']);
 
 			// This is true if the user wants to store the card to their account.
-			if ( ( $user_id && $this->saved_cards && $maybe_saved_card ) || $force_save_source ) {
-				$response = $customer->add_source( $stripe_token );
+			if (($user_id && $this->saved_cards && $maybe_saved_card) || $force_save_source) {
+				$response = $customer->add_source($stripe_token);
 
-				if ( ! empty( $response->error ) ) {
-					throw new WC_Stripe_Exception( print_r( $response, true ), $response->error->message );
+				if ( ! empty($response->error)) {
+					throw new WC_Stripe_Exception(print_r($response, true), $response->error->message);
 				}
 			} else {
 				$source_id    = $stripe_token;
@@ -642,15 +641,15 @@ 
 		}
 
 		$customer_id = $customer->get_id();
-		if ( ! $customer_id ) {
-			$customer->set_id( $customer->create_customer() );
+		if ( ! $customer_id) {
+			$customer->set_id($customer->create_customer());
 			$customer_id = $customer->get_id();
 		} else {
 			$customer_id = $customer->update_customer();
 		}
 
-		if ( empty( $source_object ) && ! $is_token ) {
-			$source_object = self::get_source_object( $source_id );
+		if (empty($source_object) && ! $is_token) {
+			$source_object = self::get_source_object($source_id);
 		}
 
 		return (object) array(
@@ -674,39 +673,39 @@ 
 	 * @param object $order
 	 * @return object
 	 */
-	public function prepare_order_source( $order = null ) {
+	public function prepare_order_source($order = null) {
 		$stripe_customer = new WC_Stripe_Customer();
 		$stripe_source   = false;
 		$token_id        = false;
 		$source_object   = false;
 
-		if ( $order ) {
-			$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+		if ($order) {
+			$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 
-			$stripe_customer_id = get_post_meta( $order_id, '_stripe_customer_id', true );
+			$stripe_customer_id = get_post_meta($order_id, '_stripe_customer_id', true);
 
-			if ( $stripe_customer_id ) {
-				$stripe_customer->set_id( $stripe_customer_id );
+			if ($stripe_customer_id) {
+				$stripe_customer->set_id($stripe_customer_id);
 			}
 
-			$source_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? get_post_meta( $order_id, '_stripe_source_id', true ) : $order->get_meta( '_stripe_source_id', true );
+			$source_id = WC_Stripe_Helper::is_wc_lt('3.0') ? get_post_meta($order_id, '_stripe_source_id', true) : $order->get_meta('_stripe_source_id', true);
 
 			// Since 4.0.0, we changed card to source so we need to account for that.
-			if ( empty( $source_id ) ) {
-				$source_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? get_post_meta( $order_id, '_stripe_card_id', true ) : $order->get_meta( '_stripe_card_id', true );
+			if (empty($source_id)) {
+				$source_id = WC_Stripe_Helper::is_wc_lt('3.0') ? get_post_meta($order_id, '_stripe_card_id', true) : $order->get_meta('_stripe_card_id', true);
 
 				// Take this opportunity to update the key name.
-				WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $order_id, '_stripe_source_id', $source_id ) : $order->update_meta_data( '_stripe_source_id', $source_id );
+				WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($order_id, '_stripe_source_id', $source_id) : $order->update_meta_data('_stripe_source_id', $source_id);
 
-				if ( is_callable( array( $order, 'save' ) ) ) {
+				if (is_callable(array($order, 'save'))) {
 					$order->save();
 				}
 			}
 
-			if ( $source_id ) {
+			if ($source_id) {
 				$stripe_source = $source_id;
-				$source_object = WC_Stripe_API::retrieve( 'sources/' . $source_id );
-			} elseif ( apply_filters( 'wc_stripe_use_default_customer_source', true ) ) {
+				$source_object = WC_Stripe_API::retrieve('sources/' . $source_id);
+			} elseif (apply_filters('wc_stripe_use_default_customer_source', true)) {
 				/*
 				 * We can attempt to charge the customer's default source
 				 * by sending empty source id.
@@ -731,27 +730,27 @@ 
 	 * @param WC_Order $order For to which the source applies.
 	 * @param stdClass $source Source information.
 	 */
-	public function save_source_to_order( $order, $source ) {
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+	public function save_source_to_order($order, $source) {
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 
 		// Store source in the order.
-		if ( $source->customer ) {
-			if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-				update_post_meta( $order_id, '_stripe_customer_id', $source->customer );
+		if ($source->customer) {
+			if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+				update_post_meta($order_id, '_stripe_customer_id', $source->customer);
 			} else {
-				$order->update_meta_data( '_stripe_customer_id', $source->customer );
+				$order->update_meta_data('_stripe_customer_id', $source->customer);
 			}
 		}
 
-		if ( $source->source ) {
-			if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-				update_post_meta( $order_id, '_stripe_source_id', $source->source );
+		if ($source->source) {
+			if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+				update_post_meta($order_id, '_stripe_source_id', $source->source);
 			} else {
-				$order->update_meta_data( '_stripe_source_id', $source->source );
+				$order->update_meta_data('_stripe_source_id', $source->source);
 			}
 		}
 
-		if ( is_callable( array( $order, 'save' ) ) ) {
+		if (is_callable(array($order, 'save'))) {
 			$order->save();
 		}
 	}
@@ -765,38 +764,38 @@ 
 	 * @param object $order The order object
 	 * @param int $balance_transaction_id
 	 */
-	public function update_fees( $order, $balance_transaction_id ) {
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+	public function update_fees($order, $balance_transaction_id) {
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 
-		$balance_transaction = WC_Stripe_API::retrieve( 'balance/history/' . $balance_transaction_id );
+		$balance_transaction = WC_Stripe_API::retrieve('balance/history/' . $balance_transaction_id);
 
-		if ( empty( $balance_transaction->error ) ) {
-			if ( isset( $balance_transaction ) && isset( $balance_transaction->fee ) ) {
+		if (empty($balance_transaction->error)) {
+			if (isset($balance_transaction) && isset($balance_transaction->fee)) {
 				// Fees and Net needs to both come from Stripe to be accurate as the returned
 				// values are in the local currency of the Stripe account, not from WC.
-				$fee_refund = ! empty( $balance_transaction->fee ) ? WC_Stripe_Helper::format_balance_fee( $balance_transaction, 'fee' ) : 0;
-				$net_refund = ! empty( $balance_transaction->net ) ? WC_Stripe_Helper::format_balance_fee( $balance_transaction, 'net' ) : 0;
+				$fee_refund = ! empty($balance_transaction->fee) ? WC_Stripe_Helper::format_balance_fee($balance_transaction, 'fee') : 0;
+				$net_refund = ! empty($balance_transaction->net) ? WC_Stripe_Helper::format_balance_fee($balance_transaction, 'net') : 0;
 
 				// Current data fee & net.
-				$fee_current = WC_Stripe_Helper::get_stripe_fee( $order );
-				$net_current = WC_Stripe_Helper::get_stripe_net( $order );
+				$fee_current = WC_Stripe_Helper::get_stripe_fee($order);
+				$net_current = WC_Stripe_Helper::get_stripe_net($order);
 
 				// Calculation.
 				$fee = (float) $fee_current + (float) $fee_refund;
 				$net = (float) $net_current + (float) $net_refund;
 
-				WC_Stripe_Helper::update_stripe_fee( $order, $fee );
-				WC_Stripe_Helper::update_stripe_net( $order, $net );
+				WC_Stripe_Helper::update_stripe_fee($order, $fee);
+				WC_Stripe_Helper::update_stripe_net($order, $net);
 
-				$currency = ! empty( $balance_transaction->currency ) ? strtoupper( $balance_transaction->currency ) : null;
-				WC_Stripe_Helper::update_stripe_currency( $order, $currency );
+				$currency = ! empty($balance_transaction->currency) ? strtoupper($balance_transaction->currency) : null;
+				WC_Stripe_Helper::update_stripe_currency($order, $currency);
 
-				if ( is_callable( array( $order, 'save' ) ) ) {
+				if (is_callable(array($order, 'save'))) {
 					$order->save();
 				}
 			}
 		} else {
-			WC_Stripe_Logger::log( "Unable to update fees/net meta for order: {$order_id}" );
+			WC_Stripe_Logger::log("Unable to update fees/net meta for order: {$order_id}");
 		}
 	}
 
@@ -809,99 +808,99 @@ 
 	 * @param  float $amount
 	 * @return bool
 	 */
-	public function process_refund( $order_id, $amount = null, $reason = '' ) {
-		$order = wc_get_order( $order_id );
+	public function process_refund($order_id, $amount = null, $reason = '') {
+		$order = wc_get_order($order_id);
 
-		if ( ! $order ) {
+		if ( ! $order) {
 			return false;
 		}
 
 		$request = array();
 
-		if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-			$order_currency = get_post_meta( $order_id, '_order_currency', true );
-			$captured       = get_post_meta( $order_id, '_stripe_charge_captured', true );
-			$charge_id      = get_post_meta( $order_id, '_transaction_id', true );
+		if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+			$order_currency = get_post_meta($order_id, '_order_currency', true);
+			$captured       = get_post_meta($order_id, '_stripe_charge_captured', true);
+			$charge_id      = get_post_meta($order_id, '_transaction_id', true);
 		} else {
 			$order_currency = $order->get_currency();
-			$captured       = $order->get_meta( '_stripe_charge_captured', true );
+			$captured       = $order->get_meta('_stripe_charge_captured', true);
 			$charge_id      = $order->get_transaction_id();
 		}
 
-		if ( ! $charge_id ) {
+		if ( ! $charge_id) {
 			return false;
 		}
 
-		if ( ! is_null( $amount ) ) {
-			$request['amount'] = WC_Stripe_Helper::get_stripe_amount( $amount, $order_currency );
+		if ( ! is_null($amount)) {
+			$request['amount'] = WC_Stripe_Helper::get_stripe_amount($amount, $order_currency);
 		}
 
 		// If order is only authorized, don't pass amount.
-		if ( 'yes' !== $captured ) {
-			unset( $request['amount'] );
+		if ('yes' !== $captured) {
+			unset($request['amount']);
 		}
 
-		if ( $reason ) {
+		if ($reason) {
 			$request['metadata'] = array(
 				'reason' => $reason,
 			);
 		}
 
 		$request['charge'] = $charge_id;
-		WC_Stripe_Logger::log( "Info: Beginning refund for order {$charge_id} for the amount of {$amount}" );
+		WC_Stripe_Logger::log("Info: Beginning refund for order {$charge_id} for the amount of {$amount}");
 
-		$request = apply_filters( 'wc_stripe_refund_request', $request, $order );
+		$request = apply_filters('wc_stripe_refund_request', $request, $order);
 
-		$intent = $this->get_intent_from_order( $order );
+		$intent = $this->get_intent_from_order($order);
 		$intent_cancelled = false;
-		if ( $intent ) {
+		if ($intent) {
 			// If the order has a Payment Intent pending capture, then the Intent itself must be refunded (cancelled), not the Charge
-			if ( ! empty( $intent->error ) ) {
+			if ( ! empty($intent->error)) {
 				$response = $intent;
 				$intent_cancelled = true;
-			} elseif ( 'requires_capture' === $intent->status ) {
+			} elseif ('requires_capture' === $intent->status) {
 				$result = WC_Stripe_API::request(
 					array(),
 					'payment_intents/' . $intent->id . '/cancel'
 				);
 				$intent_cancelled = true;
 
-				if ( ! empty( $result->error ) ) {
+				if ( ! empty($result->error)) {
 					$response = $result;
 				} else {
-					$charge = end( $result->charges->data );
-					$response = end( $charge->refunds->data );
+					$charge = end($result->charges->data);
+					$response = end($charge->refunds->data);
 				}
 			}
 		}
 
-		if ( ! $intent_cancelled ) {
-			$response = WC_Stripe_API::request( $request, 'refunds' );
+		if ( ! $intent_cancelled) {
+			$response = WC_Stripe_API::request($request, 'refunds');
 		}
 
-		if ( ! empty( $response->error ) ) {
-			WC_Stripe_Logger::log( 'Error: ' . $response->error->message );
+		if ( ! empty($response->error)) {
+			WC_Stripe_Logger::log('Error: ' . $response->error->message);
 
 			return $response;
 
-		} elseif ( ! empty( $response->id ) ) {
-			WC_Stripe_Helper::is_wc_lt( '3.0' ) ? update_post_meta( $order_id, '_stripe_refund_id', $response->id ) : $order->update_meta_data( '_stripe_refund_id', $response->id );
+		} elseif ( ! empty($response->id)) {
+			WC_Stripe_Helper::is_wc_lt('3.0') ? update_post_meta($order_id, '_stripe_refund_id', $response->id) : $order->update_meta_data('_stripe_refund_id', $response->id);
 
-			$amount = wc_price( $response->amount / 100 );
+			$amount = wc_price($response->amount / 100);
 
-			if ( in_array( strtolower( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->get_order_currency() : $order->get_currency() ), WC_Stripe_Helper::no_decimal_currencies() ) ) {
-				$amount = wc_price( $response->amount );
+			if (in_array(strtolower(WC_Stripe_Helper::is_wc_lt('3.0') ? $order->get_order_currency() : $order->get_currency()), WC_Stripe_Helper::no_decimal_currencies())) {
+				$amount = wc_price($response->amount);
 			}
 
-			if ( isset( $response->balance_transaction ) ) {
-				$this->update_fees( $order, $response->balance_transaction );
+			if (isset($response->balance_transaction)) {
+				$this->update_fees($order, $response->balance_transaction);
 			}
 
 			/* translators: 1) dollar amount 2) transaction id 3) refund message */
-			$refund_message = ( isset( $captured ) && 'yes' === $captured ) ? sprintf( __( 'Refunded %1$s - Refund ID: %2$s - Reason: %3$s', 'woocommerce-gateway-stripe' ), $amount, $response->id, $reason ) : __( 'Pre-Authorization Released', 'woocommerce-gateway-stripe' );
+			$refund_message = (isset($captured) && 'yes' === $captured) ? sprintf(__('Refunded %1$s - Refund ID: %2$s - Reason: %3$s', 'woocommerce-gateway-stripe'), $amount, $response->id, $reason) : __('Pre-Authorization Released', 'woocommerce-gateway-stripe');
 
-			$order->add_order_note( $refund_message );
-			WC_Stripe_Logger::log( 'Success: ' . html_entity_decode( wp_strip_all_tags( $refund_message ) ) );
+			$order->add_order_note($refund_message);
+			WC_Stripe_Logger::log('Success: ' . html_entity_decode(wp_strip_all_tags($refund_message)));
 
 			return true;
 		}
@@ -916,46 +915,46 @@ 
 	 */
 	public function add_payment_method() {
 		$error     = false;
-		$error_msg = __( 'There was a problem adding the payment method.', 'woocommerce-gateway-stripe' );
+		$error_msg = __('There was a problem adding the payment method.', 'woocommerce-gateway-stripe');
 		$source_id = '';
 
-		if ( empty( $_POST['stripe_source'] ) && empty( $_POST['stripe_token'] ) || ! is_user_logged_in() ) {
+		if (empty($_POST['stripe_source']) && empty($_POST['stripe_token']) || ! is_user_logged_in()) {
 			$error = true;
 		}
 
-		$stripe_customer = new WC_Stripe_Customer( get_current_user_id() );
+		$stripe_customer = new WC_Stripe_Customer(get_current_user_id());
 
-		$source = ! empty( $_POST['stripe_source'] ) ? wc_clean( $_POST['stripe_source'] ) : '';
+		$source = ! empty($_POST['stripe_source']) ? wc_clean($_POST['stripe_source']) : '';
 
-		$source_object = WC_Stripe_API::retrieve( 'sources/' . $source );
+		$source_object = WC_Stripe_API::retrieve('sources/' . $source);
 
-		if ( isset( $source_object ) ) {
-			if ( ! empty( $source_object->error ) ) {
+		if (isset($source_object)) {
+			if ( ! empty($source_object->error)) {
 				$error = true;
 			}
 
 			$source_id = $source_object->id;
-		} elseif ( isset( $_POST['stripe_token'] ) ) {
-			$source_id = wc_clean( $_POST['stripe_token'] );
+		} elseif (isset($_POST['stripe_token'])) {
+			$source_id = wc_clean($_POST['stripe_token']);
 		}
 
-		$response = $stripe_customer->add_source( $source_id );
+		$response = $stripe_customer->add_source($source_id);
 
-		if ( ! $response || is_wp_error( $response ) || ! empty( $response->error ) ) {
+		if ( ! $response || is_wp_error($response) || ! empty($response->error)) {
 			$error = true;
 		}
 
-		if ( $error ) {
-			wc_add_notice( $error_msg, 'error' );
-			WC_Stripe_Logger::log( 'Add payment method Error: ' . $error_msg );
+		if ($error) {
+			wc_add_notice($error_msg, 'error');
+			WC_Stripe_Logger::log('Add payment method Error: ' . $error_msg);
 			return;
 		}
 
-		do_action( 'wc_stripe_add_payment_method_' . $_POST['payment_method'] . '_success', $source_id, $source_object );
+		do_action('wc_stripe_add_payment_method_' . $_POST['payment_method'] . '_success', $source_id, $source_object);
 
 		return array(
 			'result'   => 'success',
-			'redirect' => wc_get_endpoint_url( 'payment-methods' ),
+			'redirect' => wc_get_endpoint_url('payment-methods'),
 		);
 	}
 
@@ -972,10 +971,10 @@ 
 		 * Stripe expects Norwegian to only be passed NO.
 		 * But WP has different dialects.
 		 */
-		if ( 'NO' === substr( $locale, 3, 2 ) ) {
+		if ('NO' === substr($locale, 3, 2)) {
 			$locale = 'no';
 		} else {
-			$locale = substr( get_locale(), 0, 2 );
+			$locale = substr(get_locale(), 0, 2);
 		}
 
 		return $locale;
@@ -989,9 +988,9 @@ 
 	 * @param string $idempotency_key
 	 * @param array $request
 	 */
-	public function change_idempotency_key( $idempotency_key, $request ) {
-		$customer = ! empty( $request['customer'] ) ? $request['customer'] : '';
-		$source   = ! empty( $request['source'] ) ? $request['source'] : $customer;
+	public function change_idempotency_key($idempotency_key, $request) {
+		$customer = ! empty($request['customer']) ? $request['customer'] : '';
+		$source   = ! empty($request['source']) ? $request['source'] : $customer;
 		$count    = $this->retry_interval;
 
 		return $request['metadata']['order_id'] . '-' . $count . '-' . $source;
@@ -1005,8 +1004,8 @@ 
 	 * @since 4.0.6
 	 * @param array $headers
 	 */
-	public function is_original_request( $headers ) {
-		if ( $headers['original-request'] === $headers['request-id'] ) {
+	public function is_original_request($headers) {
+		if ($headers['original-request'] === $headers['request-id']) {
 			return true;
 		}
 
@@ -1020,27 +1019,27 @@ 
 	 * @param object   $prepared_source The source that is used for the payment.
 	 * @return array                    The arguments for the request.
 	 */
-	public function generate_create_intent_request( $order, $prepared_source ) {
+	public function generate_create_intent_request($order, $prepared_source) {
 		// The request for a charge contains metadata for the intent.
-		$full_request = $this->generate_payment_request( $order, $prepared_source );
+		$full_request = $this->generate_payment_request($order, $prepared_source);
 
 		$request = array(
 			'source'               => $prepared_source->source,
-			'amount'               => WC_Stripe_Helper::get_stripe_amount( $order->get_total() ),
-			'currency'             => strtolower( WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->get_order_currency() : $order->get_currency() ),
+			'amount'               => WC_Stripe_Helper::get_stripe_amount($order->get_total()),
+			'currency'             => strtolower(WC_Stripe_Helper::is_wc_lt('3.0') ? $order->get_order_currency() : $order->get_currency()),
 			'description'          => $full_request['description'],
 			'metadata'             => $full_request['metadata'],
-			'capture_method'       => ( 'true' === $full_request['capture'] ) ? 'automatic' : 'manual',
+			'capture_method'       => ('true' === $full_request['capture']) ? 'automatic' : 'manual',
 			'payment_method_types' => array(
 				'card',
 			),
 		);
 
-		if ( $prepared_source->customer ) {
+		if ($prepared_source->customer) {
 			$request['customer'] = $prepared_source->customer;
 		}
 
-		if ( isset( $full_request['statement_descriptor'] ) ) {
+		if (isset($full_request['statement_descriptor'])) {
 			$request['statement_descriptor'] = $full_request['statement_descriptor'];
 		}
 
@@ -1052,7 +1051,7 @@ 
 		 * @param WC_Order $order
 		 * @param object $source
 		 */
-		return apply_filters( 'wc_stripe_generate_create_intent_request', $request, $order, $prepared_source );
+		return apply_filters('wc_stripe_generate_create_intent_request', $request, $order, $prepared_source);
 	}
 
 	/**
@@ -1061,27 +1060,27 @@ 
 	 * @param WC_Order $order The order that is being paid for.
 	 * @return array          The level 3 data to send to Stripe.
 	 */
-	public function get_level3_data_from_order( $order ) {
+	public function get_level3_data_from_order($order) {
 		// WC Versions before 3.0 don't support postcodes and are
 		// incompatible with level3 data.
-		if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
+		if (WC_Stripe_Helper::is_wc_lt('3.0')) {
 			return array();
 		}
 
 		// Get the order items. Don't need their keys, only their values.
 		// Order item IDs are used as keys in the original order items array.
-		$order_items = array_values( $order->get_items() );
+		$order_items = array_values($order->get_items());
 		$currency    = $order->get_currency();
 
-		$stripe_line_items = array_map(function( $item ) use ( $currency ) {
+		$stripe_line_items = array_map(function($item) use ($currency) {
 			$product_id          = $item->get_variation_id()
 				? $item->get_variation_id()
 				: $item->get_product_id();
-			$product_description = substr( $item->get_name(), 0, 26 );
+			$product_description = substr($item->get_name(), 0, 26);
 			$quantity            = $item->get_quantity();
-			$unit_cost           = WC_Stripe_Helper::get_stripe_amount( ( $item->get_subtotal() / $quantity ), $currency );
-			$tax_amount          = WC_Stripe_Helper::get_stripe_amount( $item->get_total_tax(), $currency );
-			$discount_amount     = WC_Stripe_Helper::get_stripe_amount( $item->get_subtotal() - $item->get_total(), $currency );
+			$unit_cost           = WC_Stripe_Helper::get_stripe_amount(($item->get_subtotal() / $quantity), $currency);
+			$tax_amount          = WC_Stripe_Helper::get_stripe_amount($item->get_total_tax(), $currency);
+			$discount_amount     = WC_Stripe_Helper::get_stripe_amount($item->get_subtotal() - $item->get_total(), $currency);
 
 			return (object) array(
 				'product_code'        => (string) $product_id, // Up to 12 characters that uniquely identify the product.
@@ -1096,19 +1095,19 @@ 
 		$level3_data = array(
 			'merchant_reference'   => $order->get_id(), // An alphanumeric string of up to  characters in length. This unique value is assigned by the merchant to identify the order. Also known as an “Order ID”.
 
-			'shipping_amount'      => WC_Stripe_Helper::get_stripe_amount( $order->get_shipping_total() + $order->get_shipping_tax(), $currency), // The shipping cost, in cents, as a non-negative integer.
+			'shipping_amount'      => WC_Stripe_Helper::get_stripe_amount($order->get_shipping_total() + $order->get_shipping_tax(), $currency), // The shipping cost, in cents, as a non-negative integer.
 			'line_items'           => $stripe_line_items,
 		);
 
 		// The customer’s U.S. shipping ZIP code.
 		$shipping_address_zip = $order->get_shipping_postcode();
-		if ( $this->is_valid_us_zip_code( $shipping_address_zip ) ) {
+		if ($this->is_valid_us_zip_code($shipping_address_zip)) {
 			$level3_data['shipping_address_zip'] = $shipping_address_zip;
 		}
 
 		// The merchant’s U.S. shipping ZIP code.
-		$store_postcode = get_option( 'woocommerce_store_postcode' );
-		if ( $this->is_valid_us_zip_code( $store_postcode ) ) {
+		$store_postcode = get_option('woocommerce_store_postcode');
+		if ($this->is_valid_us_zip_code($store_postcode)) {
 			$level3_data['shipping_from_zip'] = $store_postcode;
 		}
 
@@ -1122,20 +1121,20 @@ 
 	 * @param object   $prepared_source The source that is used for the payment.
 	 * @return object                   An intent or an error.
 	 */
-	public function create_intent( $order, $prepared_source ) {
-		$request = $this->generate_create_intent_request( $order, $prepared_source );
+	public function create_intent($order, $prepared_source) {
+		$request = $this->generate_create_intent_request($order, $prepared_source);
 
 		// Create an intent that awaits an action.
-		$intent = WC_Stripe_API::request( $request, 'payment_intents' );
-		if ( ! empty( $intent->error ) ) {
+		$intent = WC_Stripe_API::request($request, 'payment_intents');
+		if ( ! empty($intent->error)) {
 			return $intent;
 		}
 
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
-		WC_Stripe_Logger::log( "Stripe PaymentIntent $intent->id initiated for order $order_id" );
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
+		WC_Stripe_Logger::log("Stripe PaymentIntent $intent->id initiated for order $order_id");
 
 		// Save the intent ID to the order.
-		$this->save_intent_to_order( $order, $intent );
+		$this->save_intent_to_order($order, $intent);
 
 		return $intent;
 	}
@@ -1148,27 +1147,27 @@ 
 	 * @param object   $prepared_source Currently selected source.
 	 * @return object                   An updated intent.
 	 */
-	public function update_existing_intent( $intent, $order, $prepared_source ) {
+	public function update_existing_intent($intent, $order, $prepared_source) {
 		$request = array();
 
-		if ( $prepared_source->source !== $intent->source ) {
+		if ($prepared_source->source !== $intent->source) {
 			$request['source'] = $prepared_source->source;
 		}
 
-		$new_amount = WC_Stripe_Helper::get_stripe_amount( $order->get_total() );
-		if ( $intent->amount !== $new_amount ) {
+		$new_amount = WC_Stripe_Helper::get_stripe_amount($order->get_total());
+		if ($intent->amount !== $new_amount) {
 			$request['amount'] = $new_amount;
 		}
 
-		if ( $prepared_source->customer && $intent->customer !== $prepared_source->customer ) {
+		if ($prepared_source->customer && $intent->customer !== $prepared_source->customer) {
 			$request['customer'] = $prepared_source->customer;
 		}
 
-		if ( empty( $request ) ) {
+		if (empty($request)) {
 			return $intent;
 		}
 
-		$level3_data = $this->get_level3_data_from_order( $order );
+		$level3_data = $this->get_level3_data_from_order($order);
 		return WC_Stripe_API::request_with_level3_data(
 			$request,
 			"payment_intents/$intent->id",
@@ -1186,8 +1185,8 @@ 
 	 * @param object   $prepared_source The source that is being charged.
 	 * @return object                   Either an error or the updated intent.
 	 */
-	public function confirm_intent( $intent, $order, $prepared_source ) {
-		if ( 'requires_confirmation' !== $intent->status ) {
+	public function confirm_intent($intent, $order, $prepared_source) {
+		if ('requires_confirmation' !== $intent->status) {
 			return $intent;
 		}
 
@@ -1196,7 +1195,7 @@ 
 			'source' => $prepared_source->source,
 		);
 
-		$level3_data = $this->get_level3_data_from_order( $order );
+		$level3_data = $this->get_level3_data_from_order($order);
 		$confirmed_intent = WC_Stripe_API::request_with_level3_data(
 			$confirm_request,
 			"payment_intents/$intent->id/confirm",
@@ -1204,16 +1203,16 @@ 
 			$order
 		);
 
-		if ( ! empty( $confirmed_intent->error ) ) {
+		if ( ! empty($confirmed_intent->error)) {
 			return $confirmed_intent;
 		}
 
 		// Save a note about the status of the intent.
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
-		if ( 'succeeded' === $confirmed_intent->status ) {
-			WC_Stripe_Logger::log( "Stripe PaymentIntent $intent->id succeeded for order $order_id" );
-		} elseif ( 'requires_action' === $confirmed_intent->status ) {
-			WC_Stripe_Logger::log( "Stripe PaymentIntent $intent->id requires authentication for order $order_id" );
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
+		if ('succeeded' === $confirmed_intent->status) {
+			WC_Stripe_Logger::log("Stripe PaymentIntent $intent->id succeeded for order $order_id");
+		} elseif ('requires_action' === $confirmed_intent->status) {
+			WC_Stripe_Logger::log("Stripe PaymentIntent $intent->id requires authentication for order $order_id");
 		}
 
 		return $confirmed_intent;
@@ -1226,16 +1225,16 @@ 
 	 * @param WC_Order $order For to which the source applies.
 	 * @param stdClass $intent Payment intent information.
 	 */
-	public function save_intent_to_order( $order, $intent ) {
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+	public function save_intent_to_order($order, $intent) {
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 
-		if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-			update_post_meta( $order_id, '_stripe_intent_id', $intent->id );
+		if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+			update_post_meta($order_id, '_stripe_intent_id', $intent->id);
 		} else {
-			$order->update_meta_data( '_stripe_intent_id', $intent->id );
+			$order->update_meta_data('_stripe_intent_id', $intent->id);
 		}
 
-		if ( is_callable( array( $order, 'save' ) ) ) {
+		if (is_callable(array($order, 'save'))) {
 			$order->save();
 		}
 	}
@@ -1247,23 +1246,23 @@ 
 	 * @param WC_Order $order The order to retrieve an intent for.
 	 * @return obect|bool     Either the intent object or `false`.
 	 */
-	public function get_intent_from_order( $order ) {
-		if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-			return $this->pre_3_0_get_intent_from_order( $order );
+	public function get_intent_from_order($order) {
+		if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+			return $this->pre_3_0_get_intent_from_order($order);
 		}
 
 		$order_id  = $order->get_id();
-		$intent_id = $order->get_meta( '_stripe_intent_id' );
+		$intent_id = $order->get_meta('_stripe_intent_id');
 
-		if ( $intent_id ) {
-			return $this->get_intent( 'payment_intents', $intent_id );
+		if ($intent_id) {
+			return $this->get_intent('payment_intents', $intent_id);
 		}
 
 		// The order doesn't have a payment intent, but it may have a setup intent.
-		$intent_id = $order->get_meta( '_stripe_setup_intent' );
+		$intent_id = $order->get_meta('_stripe_setup_intent');
 
-		if ( $intent_id ) {
-			return $this->get_intent( 'setup_intents', $intent_id );
+		if ($intent_id) {
+			return $this->get_intent('setup_intents', $intent_id);
 		}
 
 		return false;
@@ -1275,19 +1274,19 @@ 
 	 * @param WC_Order $order The order to retrieve an intent for.
 	 * @return obect|bool     Either the intent object or `false`.
 	 */
-	private function pre_3_0_get_intent_from_order( $order ) {
+	private function pre_3_0_get_intent_from_order($order) {
 		$order_id  = $order->id;
-		$intent_id = get_post_meta( $order_id, '_stripe_intent_id', true );
+		$intent_id = get_post_meta($order_id, '_stripe_intent_id', true);
 
-		if ( $intent_id ) {
-			return $this->get_intent( 'payment_intents', $intent_id );
+		if ($intent_id) {
+			return $this->get_intent('payment_intents', $intent_id);
 		}
 
 		// The order doesn't have a payment intent, but it may have a setup intent.
-		$intent_id = get_post_meta( $order_id, '_stripe_setup_intent', true );
+		$intent_id = get_post_meta($order_id, '_stripe_setup_intent', true);
 
-		if ( $intent_id ) {
-			return $this->get_intent( 'setup_intents', $intent_id );
+		if ($intent_id) {
+			return $this->get_intent('setup_intents', $intent_id);
 		}
 
 		return false;
@@ -1301,15 +1300,15 @@ 
 	 * @return object|bool 			Either the intent object or `false`.
 	 * @throws Exception 			Throws exception for unknown $intent_type.
 	 */
-	private function get_intent( $intent_type, $intent_id ) {
-		if ( ! in_array( $intent_type, [ 'payment_intents', 'setup_intents' ] ) ) {
-			throw new Exception( "Failed to get intent of type $intent_type. Type is not allowed" );
+	private function get_intent($intent_type, $intent_id) {
+		if ( ! in_array($intent_type, ['payment_intents', 'setup_intents'])) {
+			throw new Exception("Failed to get intent of type $intent_type. Type is not allowed");
 		}
 
-		$response = WC_Stripe_API::request( array(), "$intent_type/$intent_id", 'GET' );
+		$response = WC_Stripe_API::request(array(), "$intent_type/$intent_id", 'GET');
 
-		if ( $response && isset( $response->{ 'error' } ) ) {
-			$error_response_message = print_r( $response, true );
+		if ($response && isset($response->{ 'error' } )) {
+			$error_response_message = print_r($response, true);
 			WC_Stripe_Logger::log("Failed to get Stripe intent $intent_type/$intent_id.");
 			WC_Stripe_Logger::log("Response: $error_response_message");
 			return false;
@@ -1326,18 +1325,18 @@ 
 	 * @param stdClass $intent The intent that is being processed.
 	 * @return bool            A flag that indicates whether the order is already locked.
 	 */
-	public function lock_order_payment( $order, $intent = null ) {
-		$order_id       = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
+	public function lock_order_payment($order, $intent = null) {
+		$order_id       = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
 		$transient_name = 'wc_stripe_processing_intent_' . $order_id;
-		$processing     = get_transient( $transient_name );
+		$processing     = get_transient($transient_name);
 
 		// Block the process if the same intent is already being handled.
-		if ( "-1" === $processing || ( isset( $intent->id ) && $processing === $intent->id ) ) {
+		if ("-1" === $processing || (isset($intent->id) && $processing === $intent->id)) {
 			return true;
 		}
 
 		// Save the new intent as a transient, eventually overwriting another one.
-		set_transient( $transient_name, empty( $intent ) ? '-1' : $intent->id, 5 * MINUTE_IN_SECONDS );
+		set_transient($transient_name, empty($intent) ? '-1' : $intent->id, 5 * MINUTE_IN_SECONDS);
 
 		return false;
 	}
@@ -1348,9 +1347,9 @@ 
 	 * @since 4.2
 	 * @param WC_Order $order The order that is being unlocked.
 	 */
-	public function unlock_order_payment( $order ) {
-		$order_id = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
-		delete_transient( 'wc_stripe_processing_intent_' . $order_id );
+	public function unlock_order_payment($order) {
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
+		delete_transient('wc_stripe_processing_intent_' . $order_id);
 	}
 
 	/**
@@ -1360,9 +1359,9 @@ 
 	 * @param object $response The response from Stripe.
 	 * @return boolean Whether or not it's a 'authentication_required' error
 	 */
-	public function is_authentication_required_for_payment( $response ) {
-		return ( ! empty( $response->error ) && 'authentication_required' === $response->error->code )
-			|| ( ! empty( $response->last_payment_error ) && 'authentication_required' === $response->last_payment_error->code );
+	public function is_authentication_required_for_payment($response) {
+		return ( ! empty($response->error) && 'authentication_required' === $response->error->code)
+			|| ( ! empty($response->last_payment_error) && 'authentication_required' === $response->last_payment_error->code);
 	}
 
 	/**
@@ -1372,21 +1371,21 @@ 
 	 * @param object   $prepared_source The source, entered/chosen by the customer.
 	 * @return string                   The client secret of the intent, used for confirmation in JS.
 	 */
-	public function setup_intent( $order, $prepared_source ) {
-		$order_id     = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
-		$setup_intent = WC_Stripe_API::request( array(
+	public function setup_intent($order, $prepared_source) {
+		$order_id     = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
+		$setup_intent = WC_Stripe_API::request(array(
 			'payment_method' => $prepared_source->source,
 			'customer'       => $prepared_source->customer,
 			'confirm'        => 'true',
-		), 'setup_intents' );
+		), 'setup_intents');
 
-		if ( is_wp_error( $setup_intent ) ) {
-			WC_Stripe_Logger::log( "Unable to create SetupIntent for Order #$order_id: " . print_r( $setup_intent, true ) );
-		} elseif ( 'requires_action' === $setup_intent->status ) {
-			if ( WC_Stripe_Helper::is_wc_lt( '3.0' ) ) {
-				update_post_meta( $order_id, '_stripe_setup_intent', $setup_intent->id );
+		if (is_wp_error($setup_intent)) {
+			WC_Stripe_Logger::log("Unable to create SetupIntent for Order #$order_id: " . print_r($setup_intent, true));
+		} elseif ('requires_action' === $setup_intent->status) {
+			if (WC_Stripe_Helper::is_wc_lt('3.0')) {
+				update_post_meta($order_id, '_stripe_setup_intent', $setup_intent->id);
 			} else {
-				$order->update_meta_data( '_stripe_setup_intent', $setup_intent->id );
+				$order->update_meta_data('_stripe_setup_intent', $setup_intent->id);
 				$order->save();
 			}
 
@@ -1402,12 +1401,12 @@ 
 	 * @param float    $amount          The amount to charge. If not specified, it will be read from the order.
 	 * @return object                   An intent or an error.
 	 */
-	public function create_and_confirm_intent_for_off_session( $order, $prepared_source, $amount = NULL ) {
+	public function create_and_confirm_intent_for_off_session($order, $prepared_source, $amount = NULL) {
 		// The request for a charge contains metadata for the intent.
-		$full_request = $this->generate_payment_request( $order, $prepared_source );
+		$full_request = $this->generate_payment_request($order, $prepared_source);
 
 		$request = array(
-			'amount'               => $amount ? WC_Stripe_Helper::get_stripe_amount( $amount, $full_request['currency'] ) : $full_request['amount'],
+			'amount'               => $amount ? WC_Stripe_Helper::get_stripe_amount($amount, $full_request['currency']) : $full_request['amount'],
 			'currency'             => $full_request['currency'],
 			'description'          => $full_request['description'],
 			'metadata'             => $full_request['metadata'],
@@ -1419,44 +1418,44 @@ 
 			'confirmation_method'  => 'automatic',
 		);
 
-		if ( isset( $full_request['statement_descriptor'] ) ) {
+		if (isset($full_request['statement_descriptor'])) {
 			$request['statement_descriptor'] = $full_request['statement_descriptor'];
 		}
 
-		if ( isset( $full_request['customer'] ) ) {
+		if (isset($full_request['customer'])) {
 			$request['customer'] = $full_request['customer'];
 		}
 
-		if ( isset( $full_request['source'] ) ) {
+		if (isset($full_request['source'])) {
 			$request['source'] = $full_request['source'];
 		}
 
-		$level3_data = $this->get_level3_data_from_order( $order );
+		$level3_data = $this->get_level3_data_from_order($order);
 		$intent = WC_Stripe_API::request_with_level3_data(
 			$request,
 			'payment_intents',
 			$level3_data,
 			$order
 		);
-		$is_authentication_required = $this->is_authentication_required_for_payment( $intent );
+		$is_authentication_required = $this->is_authentication_required_for_payment($intent);
 
-		if ( ! empty( $intent->error ) && ! $is_authentication_required ) {
+		if ( ! empty($intent->error) && ! $is_authentication_required) {
 			return $intent;
 		}
 
-		$intent_id      = ( ! empty( $intent->error )
+		$intent_id = ( ! empty($intent->error)
 			? $intent->error->payment_intent->id
 			: $intent->id
 		);
-		$payment_intent = ( ! empty( $intent->error )
+		$payment_intent = ( ! empty($intent->error)
 			? $intent->error->payment_intent
 			: $intent
 		);
-		$order_id       = WC_Stripe_Helper::is_wc_lt( '3.0' ) ? $order->id : $order->get_id();
-		WC_Stripe_Logger::log( "Stripe PaymentIntent $intent_id initiated for order $order_id" );
+		$order_id = WC_Stripe_Helper::is_wc_lt('3.0') ? $order->id : $order->get_id();
+		WC_Stripe_Logger::log("Stripe PaymentIntent $intent_id initiated for order $order_id");
 
 		// Save the intent ID to the order.
-		$this->save_intent_to_order( $order, $payment_intent );
+		$this->save_intent_to_order($order, $payment_intent);
 
 		return $intent;
 	}
@@ -1467,13 +1466,13 @@ 
 	 * Fix renewal for existing subscriptions affected by https://github.com/woocommerce/woocommerce-gateway-stripe/issues/1072.
 	 * @param int $order_id subscription renewal order id.
 	 */
-	public function ensure_subscription_has_customer_id( $order_id ) {
-		$subscriptions_ids = wcs_get_subscriptions_for_order( $order_id, array( 'order_type' => 'any' ) );
-		foreach( $subscriptions_ids as $subscription_id => $subscription ) {
-			if ( ! metadata_exists( 'post', $subscription_id, '_stripe_customer_id' ) ) {
-				$stripe_customer = new WC_Stripe_Customer( $subscription->get_user_id() );
-				update_post_meta( $subscription_id, '_stripe_customer_id', $stripe_customer->get_id() );
-				update_post_meta( $order_id, '_stripe_customer_id', $stripe_customer->get_id() );
+	public function ensure_subscription_has_customer_id($order_id) {
+		$subscriptions_ids = wcs_get_subscriptions_for_order($order_id, array('order_type' => 'any'));
+		foreach ($subscriptions_ids as $subscription_id => $subscription) {
+			if ( ! metadata_exists('post', $subscription_id, '_stripe_customer_id')) {
+				$stripe_customer = new WC_Stripe_Customer($subscription->get_user_id());
+				update_post_meta($subscription_id, '_stripe_customer_id', $stripe_customer->get_id());
+				update_post_meta($order_id, '_stripe_customer_id', $stripe_customer->get_id());
 			}
 		}
 	}
@@ -1483,7 +1482,7 @@ 
 	 * @param string $zip The ZIP code to verify.
 	 * @return boolean
 	 */
-	public function is_valid_us_zip_code( $zip ) {
-		return ! empty( $zip ) && preg_match( '/^\d{5,5}(-\d{4,4})?$/', $zip );
+	public function is_valid_us_zip_code($zip) {
+		return ! empty($zip) && preg_match('/^\d{5,5}(-\d{4,4})?$/', $zip);
 	}
 }

woocommerce-gateway-stripe.php

Spacing +91 added lines, -91 removed lines

@@ -15,7 +15,7 @@ 
  *
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -29,30 +29,30 @@ 
  */
 function woocommerce_stripe_missing_wc_notice() {
 	/* translators: 1. URL link. */
-	echo '<div class="error"><p><strong>' . sprintf( esc_html__( 'Stripe requires WooCommerce to be installed and active. You can download %s here.', 'woocommerce-gateway-stripe' ), '<a href="https://woocommerce.com/" target="_blank">WooCommerce</a>' ) . '</strong></p></div>';
+	echo '<div class="error"><p><strong>' . sprintf(esc_html__('Stripe requires WooCommerce to be installed and active. You can download %s here.', 'woocommerce-gateway-stripe'), '<a href="https://woocommerce.com/" target="_blank">WooCommerce</a>') . '</strong></p></div>';
 }
 
-add_action( 'plugins_loaded', 'woocommerce_gateway_stripe_init' );
+add_action('plugins_loaded', 'woocommerce_gateway_stripe_init');
 
 function woocommerce_gateway_stripe_init() {
-	load_plugin_textdomain( 'woocommerce-gateway-stripe', false, plugin_basename( dirname( __FILE__ ) ) . '/languages' );
+	load_plugin_textdomain('woocommerce-gateway-stripe', false, plugin_basename(dirname(__FILE__)) . '/languages');
 
-	if ( ! class_exists( 'WooCommerce' ) ) {
-		add_action( 'admin_notices', 'woocommerce_stripe_missing_wc_notice' );
+	if ( ! class_exists('WooCommerce')) {
+		add_action('admin_notices', 'woocommerce_stripe_missing_wc_notice');
 		return;
 	}
 
-	if ( ! class_exists( 'WC_Stripe' ) ) :
+	if ( ! class_exists('WC_Stripe')) :
 		/**
 		 * Required minimums and constants
 		 */
-		define( 'WC_STRIPE_VERSION', '4.3.3' );
-		define( 'WC_STRIPE_MIN_PHP_VER', '5.6.0' );
-		define( 'WC_STRIPE_MIN_WC_VER', '2.6.0' );
-		define( 'WC_STRIPE_FUTURE_MIN_WC_VER', '3.0' );
-		define( 'WC_STRIPE_MAIN_FILE', __FILE__ );
-		define( 'WC_STRIPE_PLUGIN_URL', untrailingslashit( plugins_url( basename( plugin_dir_path( __FILE__ ) ), basename( __FILE__ ) ) ) );
-		define( 'WC_STRIPE_PLUGIN_PATH', untrailingslashit( plugin_dir_path( __FILE__ ) ) );
+		define('WC_STRIPE_VERSION', '4.3.3');
+		define('WC_STRIPE_MIN_PHP_VER', '5.6.0');
+		define('WC_STRIPE_MIN_WC_VER', '2.6.0');
+		define('WC_STRIPE_FUTURE_MIN_WC_VER', '3.0');
+		define('WC_STRIPE_MAIN_FILE', __FILE__);
+		define('WC_STRIPE_PLUGIN_URL', untrailingslashit(plugins_url(basename(plugin_dir_path(__FILE__)), basename(__FILE__))));
+		define('WC_STRIPE_PLUGIN_PATH', untrailingslashit(plugin_dir_path(__FILE__)));
 
 		class WC_Stripe {
 
@@ -67,7 +67,7 @@ 
 			 * @return Singleton The *Singleton* instance.
 			 */
 			public static function get_instance() {
-				if ( null === self::$instance ) {
+				if (null === self::$instance) {
 					self::$instance = new self();
 				}
 				return self::$instance;
@@ -94,7 +94,7 @@ 
 			 * *Singleton* via the `new` operator from outside of this class.
 			 */
 			private function __construct() {
-				add_action( 'admin_init', array( $this, 'install' ) );
+				add_action('admin_init', array($this, 'install'));
 				$this->init();
 			}
 
@@ -105,52 +105,52 @@ 
 			 * @version 4.0.0
 			 */
 			public function init() {
-				if ( is_admin() ) {
-					require_once dirname( __FILE__ ) . '/includes/admin/class-wc-stripe-privacy.php';
+				if (is_admin()) {
+					require_once dirname(__FILE__) . '/includes/admin/class-wc-stripe-privacy.php';
 				}
 
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-exception.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-logger.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-helper.php';
-				include_once dirname( __FILE__ ) . '/includes/class-wc-stripe-api.php';
-				require_once dirname( __FILE__ ) . '/includes/abstracts/abstract-wc-stripe-payment-gateway.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-webhook-handler.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-sepa-payment-token.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-apple-pay-registration.php';
-				require_once dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-pre-orders-compat.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-gateway-stripe.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-bancontact.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-sofort.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-giropay.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-eps.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-ideal.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-p24.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-alipay.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-sepa.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-gateway-stripe-multibanco.php';
-				require_once dirname( __FILE__ ) . '/includes/payment-methods/class-wc-stripe-payment-request.php';
-				require_once dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-subs-compat.php';
-				require_once dirname( __FILE__ ) . '/includes/compat/class-wc-stripe-sepa-subs-compat.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-order-handler.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-payment-tokens.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-customer.php';
-				require_once dirname( __FILE__ ) . '/includes/class-wc-stripe-intent-controller.php';
-
-				if ( is_admin() ) {
-					require_once dirname( __FILE__ ) . '/includes/admin/class-wc-stripe-admin-notices.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-exception.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-logger.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-helper.php';
+				include_once dirname(__FILE__) . '/includes/class-wc-stripe-api.php';
+				require_once dirname(__FILE__) . '/includes/abstracts/abstract-wc-stripe-payment-gateway.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-webhook-handler.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-sepa-payment-token.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-apple-pay-registration.php';
+				require_once dirname(__FILE__) . '/includes/compat/class-wc-stripe-pre-orders-compat.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-gateway-stripe.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-bancontact.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-sofort.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-giropay.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-eps.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-ideal.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-p24.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-alipay.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-sepa.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-gateway-stripe-multibanco.php';
+				require_once dirname(__FILE__) . '/includes/payment-methods/class-wc-stripe-payment-request.php';
+				require_once dirname(__FILE__) . '/includes/compat/class-wc-stripe-subs-compat.php';
+				require_once dirname(__FILE__) . '/includes/compat/class-wc-stripe-sepa-subs-compat.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-order-handler.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-payment-tokens.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-customer.php';
+				require_once dirname(__FILE__) . '/includes/class-wc-stripe-intent-controller.php';
+
+				if (is_admin()) {
+					require_once dirname(__FILE__) . '/includes/admin/class-wc-stripe-admin-notices.php';
 				}
 
 				// REMOVE IN THE FUTURE.
-				require_once dirname( __FILE__ ) . '/includes/deprecated/class-wc-stripe-apple-pay.php';
+				require_once dirname(__FILE__) . '/includes/deprecated/class-wc-stripe-apple-pay.php';
 
-				add_filter( 'woocommerce_payment_gateways', array( $this, 'add_gateways' ) );
-				add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), array( $this, 'plugin_action_links' ) );
+				add_filter('woocommerce_payment_gateways', array($this, 'add_gateways'));
+				add_filter('plugin_action_links_' . plugin_basename(__FILE__), array($this, 'plugin_action_links'));
 
 				// Modify emails emails.
-				add_filter( 'woocommerce_email_classes', array( $this, 'add_emails' ), 20 );
+				add_filter('woocommerce_email_classes', array($this, 'add_emails'), 20);
 
-				if ( version_compare( WC_VERSION, '3.4', '<' ) ) {
-					add_filter( 'woocommerce_get_sections_checkout', array( $this, 'filter_gateway_order_admin' ) );
+				if (version_compare(WC_VERSION, '3.4', '<')) {
+					add_filter('woocommerce_get_sections_checkout', array($this, 'filter_gateway_order_admin'));
 				}
 			}
 
@@ -161,8 +161,8 @@ 
 			 * @version 4.0.0
 			 */
 			public function update_plugin_version() {
-				delete_option( 'wc_stripe_version' );
-				update_option( 'wc_stripe_version', WC_STRIPE_VERSION );
+				delete_option('wc_stripe_version');
+				update_option('wc_stripe_version', WC_STRIPE_VERSION);
 			}
 
 			/**
@@ -172,15 +172,15 @@ 
 			 * @version 3.1.0
 			 */
 			public function install() {
-				if ( ! is_plugin_active( plugin_basename( __FILE__ ) ) ) {
+				if ( ! is_plugin_active(plugin_basename(__FILE__))) {
 					return;
 				}
 
-				if ( ! defined( 'IFRAME_REQUEST' ) && ( WC_STRIPE_VERSION !== get_option( 'wc_stripe_version' ) ) ) {
-					do_action( 'woocommerce_stripe_updated' );
+				if ( ! defined('IFRAME_REQUEST') && (WC_STRIPE_VERSION !== get_option('wc_stripe_version'))) {
+					do_action('woocommerce_stripe_updated');
 
-					if ( ! defined( 'WC_STRIPE_INSTALLING' ) ) {
-						define( 'WC_STRIPE_INSTALLING', true );
+					if ( ! defined('WC_STRIPE_INSTALLING')) {
+						define('WC_STRIPE_INSTALLING', true);
 					}
 
 					$this->update_plugin_version();
@@ -193,13 +193,13 @@ 
 			 * @since 1.0.0
 			 * @version 4.0.0
 			 */
-			public function plugin_action_links( $links ) {
+			public function plugin_action_links($links) {
 				$plugin_links = array(
-					'<a href="admin.php?page=wc-settings&tab=checkout&section=stripe">' . esc_html__( 'Settings', 'woocommerce-gateway-stripe' ) . '</a>',
-					'<a href="https://docs.woocommerce.com/document/stripe/">' . esc_html__( 'Docs', 'woocommerce-gateway-stripe' ) . '</a>',
-					'<a href="https://woocommerce.com/my-account/create-a-ticket?broken=primary&select=18627">' . esc_html__( 'Support', 'woocommerce-gateway-stripe' ) . '</a>',
+					'<a href="admin.php?page=wc-settings&tab=checkout&section=stripe">' . esc_html__('Settings', 'woocommerce-gateway-stripe') . '</a>',
+					'<a href="https://docs.woocommerce.com/document/stripe/">' . esc_html__('Docs', 'woocommerce-gateway-stripe') . '</a>',
+					'<a href="https://woocommerce.com/my-account/create-a-ticket?broken=primary&select=18627">' . esc_html__('Support', 'woocommerce-gateway-stripe') . '</a>',
 				);
-				return array_merge( $plugin_links, $links );
+				return array_merge($plugin_links, $links);
 			}
 
 			/**
@@ -208,8 +208,8 @@ 
 			 * @since 1.0.0
 			 * @version 4.0.0
 			 */
-			public function add_gateways( $methods ) {
-				if ( class_exists( 'WC_Subscriptions_Order' ) && function_exists( 'wcs_create_renewal_order' ) ) {
+			public function add_gateways($methods) {
+				if (class_exists('WC_Subscriptions_Order') && function_exists('wcs_create_renewal_order')) {
 					$methods[] = 'WC_Stripe_Subs_Compat';
 					$methods[] = 'WC_Stripe_Sepa_Subs_Compat';
 				} else {
@@ -235,28 +235,28 @@ 
 			 * @since 4.0.0
 			 * @version 4.0.0
 			 */
-			public function filter_gateway_order_admin( $sections ) {
-				unset( $sections['stripe'] );
-				unset( $sections['stripe_bancontact'] );
-				unset( $sections['stripe_sofort'] );
-				unset( $sections['stripe_giropay'] );
-				unset( $sections['stripe_eps'] );
-				unset( $sections['stripe_ideal'] );
-				unset( $sections['stripe_p24'] );
-				unset( $sections['stripe_alipay'] );
-				unset( $sections['stripe_sepa'] );
-				unset( $sections['stripe_multibanco'] );
+			public function filter_gateway_order_admin($sections) {
+				unset($sections['stripe']);
+				unset($sections['stripe_bancontact']);
+				unset($sections['stripe_sofort']);
+				unset($sections['stripe_giropay']);
+				unset($sections['stripe_eps']);
+				unset($sections['stripe_ideal']);
+				unset($sections['stripe_p24']);
+				unset($sections['stripe_alipay']);
+				unset($sections['stripe_sepa']);
+				unset($sections['stripe_multibanco']);
 
 				$sections['stripe']            = 'Stripe';
-				$sections['stripe_bancontact'] = __( 'Stripe Bancontact', 'woocommerce-gateway-stripe' );
-				$sections['stripe_sofort']     = __( 'Stripe SOFORT', 'woocommerce-gateway-stripe' );
-				$sections['stripe_giropay']    = __( 'Stripe Giropay', 'woocommerce-gateway-stripe' );
-				$sections['stripe_eps']        = __( 'Stripe EPS', 'woocommerce-gateway-stripe' );
-				$sections['stripe_ideal']      = __( 'Stripe iDeal', 'woocommerce-gateway-stripe' );
-				$sections['stripe_p24']        = __( 'Stripe P24', 'woocommerce-gateway-stripe' );
-				$sections['stripe_alipay']     = __( 'Stripe Alipay', 'woocommerce-gateway-stripe' );
-				$sections['stripe_sepa']       = __( 'Stripe SEPA Direct Debit', 'woocommerce-gateway-stripe' );
-				$sections['stripe_multibanco'] = __( 'Stripe Multibanco', 'woocommerce-gateway-stripe' );
+				$sections['stripe_bancontact'] = __('Stripe Bancontact', 'woocommerce-gateway-stripe');
+				$sections['stripe_sofort']     = __('Stripe SOFORT', 'woocommerce-gateway-stripe');
+				$sections['stripe_giropay']    = __('Stripe Giropay', 'woocommerce-gateway-stripe');
+				$sections['stripe_eps']        = __('Stripe EPS', 'woocommerce-gateway-stripe');
+				$sections['stripe_ideal']      = __('Stripe iDeal', 'woocommerce-gateway-stripe');
+				$sections['stripe_p24']        = __('Stripe P24', 'woocommerce-gateway-stripe');
+				$sections['stripe_alipay']     = __('Stripe Alipay', 'woocommerce-gateway-stripe');
+				$sections['stripe_sepa']       = __('Stripe SEPA Direct Debit', 'woocommerce-gateway-stripe');
+				$sections['stripe_multibanco'] = __('Stripe Multibanco', 'woocommerce-gateway-stripe');
 
 				return $sections;
 			}
@@ -267,16 +267,16 @@ 
 			 * @param WC_Email[] $email_classes All existing emails.
 			 * @return WC_Email[]
 			 */
-			public function add_emails( $email_classes ) {
+			public function add_emails($email_classes) {
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-authentication.php';
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-renewal-authentication.php';
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-preorder-authentication.php';
 				require_once WC_STRIPE_PLUGIN_PATH . '/includes/compat/class-wc-stripe-email-failed-authentication-retry.php';
 
 				// Add all emails, generated by the gateway.
-				$email_classes['WC_Stripe_Email_Failed_Renewal_Authentication']  = new WC_Stripe_Email_Failed_Renewal_Authentication( $email_classes );
-				$email_classes['WC_Stripe_Email_Failed_Preorder_Authentication'] = new WC_Stripe_Email_Failed_Preorder_Authentication( $email_classes );
-				$email_classes['WC_Stripe_Email_Failed_Authentication_Retry'] = new WC_Stripe_Email_Failed_Authentication_Retry( $email_classes );
+				$email_classes['WC_Stripe_Email_Failed_Renewal_Authentication']  = new WC_Stripe_Email_Failed_Renewal_Authentication($email_classes);
+				$email_classes['WC_Stripe_Email_Failed_Preorder_Authentication'] = new WC_Stripe_Email_Failed_Preorder_Authentication($email_classes);
+				$email_classes['WC_Stripe_Email_Failed_Authentication_Retry'] = new WC_Stripe_Email_Failed_Authentication_Retry($email_classes);
 
 				return $email_classes;
 			}