woocommerce / woocommerce-gateway-stripe

includes/class-wc-stripe-order-handler.php

Spacing +113 added lines, -113 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -23,12 +23,12 @@ 
 
 		$this->retry_interval = 1;
 
-		add_action( 'wp', array( $this, 'maybe_process_redirect_order' ) );
-		add_action( 'woocommerce_order_status_processing', array( $this, 'capture_payment' ) );
-		add_action( 'woocommerce_order_status_completed', array( $this, 'capture_payment' ) );
-		add_action( 'woocommerce_order_status_cancelled', array( $this, 'cancel_payment' ) );
-		add_action( 'woocommerce_order_status_refunded', array( $this, 'cancel_payment' ) );
-		add_filter( 'woocommerce_tracks_event_properties', array( $this, 'woocommerce_tracks_event_properties' ), 10, 2 );
+		add_action('wp', array($this, 'maybe_process_redirect_order'));
+		add_action('woocommerce_order_status_processing', array($this, 'capture_payment'));
+		add_action('woocommerce_order_status_completed', array($this, 'capture_payment'));
+		add_action('woocommerce_order_status_cancelled', array($this, 'cancel_payment'));
+		add_action('woocommerce_order_status_refunded', array($this, 'cancel_payment'));
+		add_filter('woocommerce_tracks_event_properties', array($this, 'woocommerce_tracks_event_properties'), 10, 2);
 	}
 
 	/**
@@ -52,25 +52,25 @@ 
 	 * @param bool $retry
 	 * @param mix $previous_error Any error message from previous request.
 	 */
-	public function process_redirect_payment( $order_id, $retry = true, $previous_error = false ) {
+	public function process_redirect_payment($order_id, $retry = true, $previous_error = false) {
 		try {
-			$source = wc_clean( $_GET['source'] );
+			$source = wc_clean($_GET['source']);
 
-			if ( empty( $source ) ) {
+			if (empty($source)) {
 				return;
 			}
 
-			if ( empty( $order_id ) ) {
+			if (empty($order_id)) {
 				return;
 			}
 
-			$order = wc_get_order( $order_id );
+			$order = wc_get_order($order_id);
 
-			if ( ! is_object( $order ) ) {
+			if ( ! is_object($order)) {
 				return;
 			}
 
-			if ( $order->has_status( array( 'processing', 'completed', 'on-hold' ) ) ) {
+			if ($order->has_status(array('processing', 'completed', 'on-hold'))) {
 				return;
 			}
 
@@ -78,119 +78,119 @@ 
 			$response = null;
 
 			// This will throw exception if not valid.
-			$this->validate_minimum_order_amount( $order );
+			$this->validate_minimum_order_amount($order);
 
-			WC_Stripe_Logger::log( "Info: (Redirect) Begin processing payment for order $order_id for the amount of {$order->get_total()}" );
+			WC_Stripe_Logger::log("Info: (Redirect) Begin processing payment for order $order_id for the amount of {$order->get_total()}");
 
 			/**
 			 * First check if the source is chargeable at this time. If not,
 			 * webhook will take care of it later.
 			 */
-			$source_info = WC_Stripe_API::retrieve( 'sources/' . $source );
+			$source_info = WC_Stripe_API::retrieve('sources/' . $source);
 
-			if ( ! empty( $source_info->error ) ) {
-				throw new WC_Stripe_Exception( print_r( $source_info, true ), $source_info->error->message );
+			if ( ! empty($source_info->error)) {
+				throw new WC_Stripe_Exception(print_r($source_info, true), $source_info->error->message);
 			}
 
-			if ( 'failed' === $source_info->status || 'canceled' === $source_info->status ) {
-				throw new WC_Stripe_Exception( print_r( $source_info, true ), __( 'Unable to process this payment, please try again or use alternative method.', 'woocommerce-gateway-stripe' ) );
+			if ('failed' === $source_info->status || 'canceled' === $source_info->status) {
+				throw new WC_Stripe_Exception(print_r($source_info, true), __('Unable to process this payment, please try again or use alternative method.', 'woocommerce-gateway-stripe'));
 			}
 
 			// If already consumed, then ignore request.
-			if ( 'consumed' === $source_info->status ) {
+			if ('consumed' === $source_info->status) {
 				return;
 			}
 
 			// If not chargeable, then ignore request.
-			if ( 'chargeable' !== $source_info->status ) {
+			if ('chargeable' !== $source_info->status) {
 				return;
 			}
 
 			// Prep source object.
 			$source_object           = new stdClass();
 			$source_object->token_id = '';
-			$source_object->customer = $this->get_stripe_customer_id( $order );
+			$source_object->customer = $this->get_stripe_customer_id($order);
 			$source_object->source   = $source_info->id;
 			$source_object->status   = 'chargeable';
 
 			/* If we're doing a retry and source is chargeable, we need to pass
 			 * a different idempotency key and retry for success.
 			 */
-			if ( $this->need_update_idempotency_key( $source_object, $previous_error ) ) {
-				add_filter( 'wc_stripe_idempotency_key', array( $this, 'change_idempotency_key' ), 10, 2 );
+			if ($this->need_update_idempotency_key($source_object, $previous_error)) {
+				add_filter('wc_stripe_idempotency_key', array($this, 'change_idempotency_key'), 10, 2);
 			}
 
 			// Make the request.
-			$response = WC_Stripe_API::request( $this->generate_payment_request( $order, $source_object ), 'charges', 'POST', true );
+			$response = WC_Stripe_API::request($this->generate_payment_request($order, $source_object), 'charges', 'POST', true);
 			$headers  = $response['headers'];
 			$response = $response['body'];
 
-			if ( ! empty( $response->error ) ) {
+			if ( ! empty($response->error)) {
 				// Customer param wrong? The user may have been deleted on stripe's end. Remove customer_id. Can be retried without.
-				if ( $this->is_no_such_customer_error( $response->error ) ) {
-					delete_user_option( $order->get_customer_id(), '_stripe_customer_id' );
-					$order->delete_meta_data( '_stripe_customer_id' );
+				if ($this->is_no_such_customer_error($response->error)) {
+					delete_user_option($order->get_customer_id(), '_stripe_customer_id');
+					$order->delete_meta_data('_stripe_customer_id');
 					$order->save();
 				}
 
-				if ( $this->is_no_such_token_error( $response->error ) && $prepared_source->token_id ) {
+				if ($this->is_no_such_token_error($response->error) && $prepared_source->token_id) {
 					// Source param wrong? The CARD may have been deleted on stripe's end. Remove token and show message.
-					$wc_token = WC_Payment_Tokens::get( $prepared_source->token_id );
+					$wc_token = WC_Payment_Tokens::get($prepared_source->token_id);
 					$wc_token->delete();
-					$localized_message = __( 'This card is no longer available and has been removed.', 'woocommerce-gateway-stripe' );
-					$order->add_order_note( $localized_message );
-					throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+					$localized_message = __('This card is no longer available and has been removed.', 'woocommerce-gateway-stripe');
+					$order->add_order_note($localized_message);
+					throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 				}
 
 				// 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_redirect_payment( $order_id, false, $response->error );
+						if (5 <= $this->retry_interval) {
+							return $this->process_redirect_payment($order_id, false, $response->error);
 						}
 
-						sleep( $this->retry_interval );
+						sleep($this->retry_interval);
 
 						$this->retry_interval++;
-						return $this->process_redirect_payment( $order_id, true, $response->error );
+						return $this->process_redirect_payment($order_id, true, $response->error);
 					} else {
-						$localized_message = __( 'Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe' );
-						$order->add_order_note( $localized_message );
-						throw new WC_Stripe_Exception( print_r( $response, true ), $localized_message );
+						$localized_message = __('Sorry, we are unable to process your payment at this time. Please retry later.', 'woocommerce-gateway-stripe');
+						$order->add_order_note($localized_message);
+						throw new WC_Stripe_Exception(print_r($response, true), $localized_message);
 					}
 				}
 
 				$localized_messages = WC_Stripe_Helper::get_localized_messages();
 
-				if ( 'card_error' === $response->error->type ) {
-					$message = isset( $localized_messages[ $response->error->code ] ) ? $localized_messages[ $response->error->code ] : $response->error->message;
+				if ('card_error' === $response->error->type) {
+					$message = isset($localized_messages[$response->error->code]) ? $localized_messages[$response->error->code] : $response->error->message;
 				} else {
-					$message = isset( $localized_messages[ $response->error->type ] ) ? $localized_messages[ $response->error->type ] : $response->error->message;
+					$message = isset($localized_messages[$response->error->type]) ? $localized_messages[$response->error->type] : $response->error->message;
 				}
 
-				throw new WC_Stripe_Exception( print_r( $response, true ), $message );
+				throw new WC_Stripe_Exception(print_r($response, true), $message);
 			}
 
 			// To prevent double processing the order on WC side.
-			if ( ! $this->is_original_request( $headers ) ) {
+			if ( ! $this->is_original_request($headers)) {
 				return;
 			}
 
-			do_action( 'wc_gateway_stripe_process_redirect_payment', $response, $order );
+			do_action('wc_gateway_stripe_process_redirect_payment', $response, $order);
 
-			$this->process_response( $response, $order );
+			$this->process_response($response, $order);
 
-		} catch ( WC_Stripe_Exception $e ) {
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+		} catch (WC_Stripe_Exception $e) {
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 
-			do_action( 'wc_gateway_stripe_process_redirect_payment_error', $e, $order );
+			do_action('wc_gateway_stripe_process_redirect_payment_error', $e, $order);
 
 			/* translators: error message */
-			$order->update_status( 'failed', sprintf( __( 'Stripe payment failed: %s', 'woocommerce-gateway-stripe' ), $e->getLocalizedMessage() ) );
+			$order->update_status('failed', sprintf(__('Stripe payment failed: %s', 'woocommerce-gateway-stripe'), $e->getLocalizedMessage()));
 
-			wc_add_notice( $e->getLocalizedMessage(), 'error' );
-			wp_safe_redirect( wc_get_checkout_url() );
+			wc_add_notice($e->getLocalizedMessage(), 'error');
+			wp_safe_redirect(wc_get_checkout_url());
 			exit;
 		}
 	}
@@ -202,13 +202,13 @@ 
 	 * @version 4.0.0
 	 */
 	public function maybe_process_redirect_order() {
-		if ( ! is_order_received_page() || empty( $_GET['client_secret'] ) || empty( $_GET['source'] ) ) {
+		if ( ! is_order_received_page() || empty($_GET['client_secret']) || empty($_GET['source'])) {
 			return;
 		}
 
-		$order_id = wc_clean( $_GET['order_id'] );
+		$order_id = wc_clean($_GET['order_id']);
 
-		$this->process_redirect_payment( $order_id );
+		$this->process_redirect_payment($order_id);
 	}
 
 	/**
@@ -218,32 +218,32 @@ 
 	 * @version 4.0.0
 	 * @param  int $order_id
 	 */
-	public function capture_payment( $order_id ) {
-		$order = wc_get_order( $order_id );
+	public function capture_payment($order_id) {
+		$order = wc_get_order($order_id);
 
-		if ( 'stripe' === $order->get_payment_method() ) {
+		if ('stripe' === $order->get_payment_method()) {
 			$charge             = $order->get_transaction_id();
-			$captured           = $order->get_meta( '_stripe_charge_captured', true );
+			$captured           = $order->get_meta('_stripe_charge_captured', true);
 			$is_stripe_captured = false;
 
-			if ( $charge && 'no' === $captured ) {
+			if ($charge && 'no' === $captured) {
 				$order_total = $order->get_total();
 
-				if ( 0 < $order->get_total_refunded() ) {
+				if (0 < $order->get_total_refunded()) {
 					$order_total = $order_total - $order->get_total_refunded();
 				}
 
-				$intent = $this->get_intent_from_order( $order );
-				if ( $intent ) {
+				$intent = $this->get_intent_from_order($order);
+				if ($intent) {
 					// If the order has a Payment Intent, then the Intent itself must be captured, not the Charge
-					if ( ! empty( $intent->error ) ) {
+					if ( ! empty($intent->error)) {
 						/* translators: error message */
-						$order->add_order_note( sprintf( __( 'Unable to capture charge! %s', 'woocommerce-gateway-stripe' ), $intent->error->message ) );
-					} elseif ( 'requires_capture' === $intent->status ) {
-						$level3_data = $this->get_level3_data_from_order( $order );
+						$order->add_order_note(sprintf(__('Unable to capture charge! %s', 'woocommerce-gateway-stripe'), $intent->error->message));
+					} elseif ('requires_capture' === $intent->status) {
+						$level3_data = $this->get_level3_data_from_order($order);
 						$result = WC_Stripe_API::request_with_level3_data(
 							array(
-								'amount'   => WC_Stripe_Helper::get_stripe_amount( $order_total ),
+								'amount'   => WC_Stripe_Helper::get_stripe_amount($order_total),
 								'expand[]' => 'charges.data.balance_transaction',
 							),
 							'payment_intents/' . $intent->id . '/capture',
@@ -251,30 +251,30 @@ 
 							$order
 						);
 
-						if ( ! empty( $result->error ) ) {
+						if ( ! empty($result->error)) {
 							/* translators: error message */
-							$order->update_status( 'failed', sprintf( __( 'Unable to capture charge! %s', 'woocommerce-gateway-stripe' ), $result->error->message ) );
+							$order->update_status('failed', sprintf(__('Unable to capture charge! %s', 'woocommerce-gateway-stripe'), $result->error->message));
 						} else {
 							$is_stripe_captured = true;
-							$result = end( $result->charges->data );
+							$result = end($result->charges->data);
 						}
-					} elseif ( 'succeeded' === $intent->status ) {
+					} elseif ('succeeded' === $intent->status) {
 						$is_stripe_captured = true;
 					}
 				} else {
 					// The order doesn't have a Payment Intent, fall back to capturing the Charge directly
 
 					// First retrieve charge to see if it has been captured.
-					$result = WC_Stripe_API::retrieve( 'charges/' . $charge );
+					$result = WC_Stripe_API::retrieve('charges/' . $charge);
 
-					if ( ! empty( $result->error ) ) {
+					if ( ! empty($result->error)) {
 						/* translators: error message */
-						$order->add_order_note( sprintf( __( 'Unable to capture charge! %s', 'woocommerce-gateway-stripe' ), $result->error->message ) );
-					} elseif ( false === $result->captured ) {
-						$level3_data = $this->get_level3_data_from_order( $order );
+						$order->add_order_note(sprintf(__('Unable to capture charge! %s', 'woocommerce-gateway-stripe'), $result->error->message));
+					} elseif (false === $result->captured) {
+						$level3_data = $this->get_level3_data_from_order($order);
 						$result = WC_Stripe_API::request_with_level3_data(
 							array(
-								'amount'   => WC_Stripe_Helper::get_stripe_amount( $order_total ),
+								'amount'   => WC_Stripe_Helper::get_stripe_amount($order_total),
 								'expand[]' => 'balance_transaction',
 							),
 							'charges/' . $charge . '/capture',
@@ -282,34 +282,34 @@ 
 							$order
 						);
 
-						if ( ! empty( $result->error ) ) {
+						if ( ! empty($result->error)) {
 							/* translators: error message */
-							$order->update_status( 'failed', sprintf( __( 'Unable to capture charge! %s', 'woocommerce-gateway-stripe' ), $result->error->message ) );
+							$order->update_status('failed', sprintf(__('Unable to capture charge! %s', 'woocommerce-gateway-stripe'), $result->error->message));
 						} else {
 							$is_stripe_captured = true;
 						}
-					} elseif ( true === $result->captured ) {
+					} elseif (true === $result->captured) {
 						$is_stripe_captured = true;
 					}
 				}
 
-				if ( $is_stripe_captured ) {
+				if ($is_stripe_captured) {
 					/* translators: transaction id */
-					$order->add_order_note( sprintf( __( 'Stripe charge complete (Charge ID: %s)', 'woocommerce-gateway-stripe' ), $result->id ) );
-					$order->update_meta_data( '_stripe_charge_captured', 'yes' );
+					$order->add_order_note(sprintf(__('Stripe charge complete (Charge ID: %s)', 'woocommerce-gateway-stripe'), $result->id));
+					$order->update_meta_data('_stripe_charge_captured', 'yes');
 
 					// Store other data such as fees
-					$order->set_transaction_id( $result->id );
+					$order->set_transaction_id($result->id);
 
-					if ( is_callable( array( $order, 'save' ) ) ) {
+					if (is_callable(array($order, 'save'))) {
 						$order->save();
 					}
 
-					$this->update_fees( $order, $result->balance_transaction->id );
+					$this->update_fees($order, $result->balance_transaction->id);
 				}
 
 				// This hook fires when admin manually changes order status to processing or completed.
-				do_action( 'woocommerce_stripe_process_manual_capture', $order, $result );
+				do_action('woocommerce_stripe_process_manual_capture', $order, $result);
 			}
 		}
 	}
@@ -321,17 +321,17 @@ 
 	 * @version 4.2.2
 	 * @param  int $order_id
 	 */
-	public function cancel_payment( $order_id ) {
-		$order = wc_get_order( $order_id );
+	public function cancel_payment($order_id) {
+		$order = wc_get_order($order_id);
 
-		if ( 'stripe' === $order->get_payment_method() ) {
-			$captured = $order->get_meta( '_stripe_charge_captured', true );
-			if ( 'no' === $captured ) {
-				$this->process_refund( $order_id );
+		if ('stripe' === $order->get_payment_method()) {
+			$captured = $order->get_meta('_stripe_charge_captured', true);
+			if ('no' === $captured) {
+				$this->process_refund($order_id);
 			}
 
 			// This hook fires when admin manually changes order status to cancel.
-			do_action( 'woocommerce_stripe_process_manual_cancel', $order );
+			do_action('woocommerce_stripe_process_manual_cancel', $order);
 		}
 	}
 
@@ -343,38 +343,38 @@ 
 	 * @param array Properties to be appended to.
 	 * @param string Event name, e.g. orders_edit_status_change.
 	 */
-	public function woocommerce_tracks_event_properties( $properties, $prefixed_event_name ) {
+	public function woocommerce_tracks_event_properties($properties, $prefixed_event_name) {
 		// Not the desired event? Bail.
-		if ( 'wcadmin_orders_edit_status_change' != $prefixed_event_name ) {
+		if ('wcadmin_orders_edit_status_change' != $prefixed_event_name) {
 			return $properties;
 		}
 
 		// Properties not an array? Bail.
-		if ( ! is_array( $properties ) ) {
+		if ( ! is_array($properties)) {
 			return $properties;
 		}
 
 		// No payment_method in properties? Bail.
-		if ( ! array_key_exists( 'payment_method', $properties ) ) {
+		if ( ! array_key_exists('payment_method', $properties)) {
 			return $properties;
 		}
 
 		// Not stripe? Bail.
-		if ( 'stripe' != $properties[ 'payment_method' ] ) {
+		if ('stripe' != $properties['payment_method']) {
 			return $properties;
 		}
 
 		// Due diligence done. Collect the metadata.
 		$is_live         = true;
-		$stripe_settings = get_option( 'woocommerce_stripe_settings', array() );
-		if ( array_key_exists( 'testmode', $stripe_settings ) ) {
-			$is_live = 'no' === $stripe_settings[ 'testmode' ];
+		$stripe_settings = get_option('woocommerce_stripe_settings', array());
+		if (array_key_exists('testmode', $stripe_settings)) {
+			$is_live = 'no' === $stripe_settings['testmode'];
 		}
 
-		$properties[ 'admin_email' ]                        = get_option( 'admin_email' );
-		$properties[ 'is_live' ]                            = $is_live;
-		$properties[ 'woocommerce_gateway_stripe_version' ] = WC_STRIPE_VERSION;
-		$properties[ 'woocommerce_default_country' ]        = get_option( 'woocommerce_default_country' );
+		$properties['admin_email']                        = get_option('admin_email');
+		$properties['is_live']                            = $is_live;
+		$properties['woocommerce_gateway_stripe_version'] = WC_STRIPE_VERSION;
+		$properties['woocommerce_default_country']        = get_option('woocommerce_default_country');
 
 		return $properties;
 	}

tests/phpunit/bootstrap.php

Spacing +13 added lines, -13 removed lines

@@ -1,28 +1,28 @@
 <?php
-$_tests_dir = getenv( 'WP_TESTS_DIR' );
-if ( ! $_tests_dir ) {
+$_tests_dir = getenv('WP_TESTS_DIR');
+if ( ! $_tests_dir) {
 	$_tests_dir = '/tmp/wordpress-tests-lib';
 }
 
 require_once $_tests_dir . '/includes/functions.php';
 
 function _manually_load_plugin() {
-	$plugin_dir = dirname( dirname( dirname( dirname( __FILE__ ) ) ) ) . '/';
+	$plugin_dir = dirname(dirname(dirname(dirname(__FILE__)))) . '/';
 	require $plugin_dir . 'woocommerce/woocommerce.php';
-	require dirname( __FILE__ ) . '/setup.php';
+	require dirname(__FILE__) . '/setup.php';
 	require $plugin_dir . 'woocommerce-gateway-stripe/woocommerce-gateway-stripe.php';
 }
 
-tests_add_filter( 'muplugins_loaded', '_manually_load_plugin' );
+tests_add_filter('muplugins_loaded', '_manually_load_plugin');
 
 require $_tests_dir . '/includes/bootstrap.php';
 
-$wc_tests_framework_base_dir = dirname( dirname( dirname( dirname( __FILE__ ) ) ) ) . '/woocommerce/tests/framework/';
-require_once( $wc_tests_framework_base_dir . 'class-wc-mock-session-handler.php' );
+$wc_tests_framework_base_dir = dirname(dirname(dirname(dirname(__FILE__)))) . '/woocommerce/tests/framework/';
+require_once($wc_tests_framework_base_dir . 'class-wc-mock-session-handler.php');
 //require_once( $wc_tests_framework_base_dir . 'class-wc-unit-test-case.php' );
-require_once( $wc_tests_framework_base_dir . 'helpers/class-wc-helper-product.php' );
-require_once( $wc_tests_framework_base_dir . 'helpers/class-wc-helper-coupon.php' );
-require_once( $wc_tests_framework_base_dir . 'helpers/class-wc-helper-fee.php' );
-require_once( $wc_tests_framework_base_dir . 'helpers/class-wc-helper-shipping.php' );
-require_once( $wc_tests_framework_base_dir . 'helpers/class-wc-helper-customer.php' );
-require_once( $wc_tests_framework_base_dir . 'helpers/class-wc-helper-order.php' );
+require_once($wc_tests_framework_base_dir . 'helpers/class-wc-helper-product.php');
+require_once($wc_tests_framework_base_dir . 'helpers/class-wc-helper-coupon.php');
+require_once($wc_tests_framework_base_dir . 'helpers/class-wc-helper-fee.php');
+require_once($wc_tests_framework_base_dir . 'helpers/class-wc-helper-shipping.php');
+require_once($wc_tests_framework_base_dir . 'helpers/class-wc-helper-customer.php');
+require_once($wc_tests_framework_base_dir . 'helpers/class-wc-helper-order.php');

tests/phpunit/setup.php

Spacing +1 added lines, -1 removed lines

@@ -2,4 +2,4 @@
 /**
  * Set up shared by all tests.
  */
-update_option( 'woocommerce_default_country', 'US:CA' );
+update_option('woocommerce_default_country', 'US:CA');

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

Spacing +304 added lines, -304 removed lines

@@ -8,7 +8,7 @@ 
  * @since   4.0.0
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -66,35 +66,35 @@ 
 	 */
 	public function __construct() {
 		self::$_this           = $this;
-		$this->stripe_settings = get_option( 'woocommerce_stripe_settings', array() );
-		$this->testmode        = ( ! empty( $this->stripe_settings['testmode'] ) && 'yes' === $this->stripe_settings['testmode'] ) ? true : false;
-		$this->publishable_key = ! empty( $this->stripe_settings['publishable_key'] ) ? $this->stripe_settings['publishable_key'] : '';
-		$this->secret_key      = ! empty( $this->stripe_settings['secret_key'] ) ? $this->stripe_settings['secret_key'] : '';
-		$this->total_label     = ! empty( $this->stripe_settings['statement_descriptor'] ) ? WC_Stripe_Helper::clean_statement_descriptor( $this->stripe_settings['statement_descriptor'] ) : '';
+		$this->stripe_settings = get_option('woocommerce_stripe_settings', array());
+		$this->testmode        = ( ! empty($this->stripe_settings['testmode']) && 'yes' === $this->stripe_settings['testmode']) ? true : false;
+		$this->publishable_key = ! empty($this->stripe_settings['publishable_key']) ? $this->stripe_settings['publishable_key'] : '';
+		$this->secret_key      = ! empty($this->stripe_settings['secret_key']) ? $this->stripe_settings['secret_key'] : '';
+		$this->total_label     = ! empty($this->stripe_settings['statement_descriptor']) ? WC_Stripe_Helper::clean_statement_descriptor($this->stripe_settings['statement_descriptor']) : '';
 
-		if ( $this->testmode ) {
-			$this->publishable_key = ! empty( $this->stripe_settings['test_publishable_key'] ) ? $this->stripe_settings['test_publishable_key'] : '';
-			$this->secret_key      = ! empty( $this->stripe_settings['test_secret_key'] ) ? $this->stripe_settings['test_secret_key'] : '';
+		if ($this->testmode) {
+			$this->publishable_key = ! empty($this->stripe_settings['test_publishable_key']) ? $this->stripe_settings['test_publishable_key'] : '';
+			$this->secret_key      = ! empty($this->stripe_settings['test_secret_key']) ? $this->stripe_settings['test_secret_key'] : '';
 		}
 
-		$this->total_label = str_replace( "'", '', $this->total_label ) . apply_filters( 'wc_stripe_payment_request_total_label_suffix', ' (via WooCommerce)' );
+		$this->total_label = str_replace("'", '', $this->total_label) . apply_filters('wc_stripe_payment_request_total_label_suffix', ' (via WooCommerce)');
 
 		// Checks if Stripe Gateway is enabled.
-		if ( empty( $this->stripe_settings ) || ( isset( $this->stripe_settings['enabled'] ) && 'yes' !== $this->stripe_settings['enabled'] ) ) {
+		if (empty($this->stripe_settings) || (isset($this->stripe_settings['enabled']) && 'yes' !== $this->stripe_settings['enabled'])) {
 			return;
 		}
 
 		// Checks if Payment Request is enabled.
-		if ( ! isset( $this->stripe_settings['payment_request'] ) || 'yes' !== $this->stripe_settings['payment_request'] ) {
+		if ( ! isset($this->stripe_settings['payment_request']) || 'yes' !== $this->stripe_settings['payment_request']) {
 			return;
 		}
 
 		// Don't load for change payment method page.
-		if ( isset( $_GET['change_payment_method'] ) ) {
+		if (isset($_GET['change_payment_method'])) {
 			return;
 		}
 
-		add_action( 'template_redirect', array( $this, 'set_session' ) );
+		add_action('template_redirect', array($this, 'set_session'));
 		$this->init();
 	}
 
@@ -107,12 +107,12 @@ 
 	public function are_keys_set() {
 		// NOTE: updates to this function should be added to are_keys_set()
 		// in includes/abstracts/abstract-wc-stripe-payment-gateway.php
-		if ( $this->testmode ) {
-			return preg_match( '/^pk_test_/', $this->publishable_key )
-			       && preg_match( '/^[rs]k_test_/', $this->secret_key );
+		if ($this->testmode) {
+			return preg_match('/^pk_test_/', $this->publishable_key)
+			       && preg_match('/^[rs]k_test_/', $this->secret_key);
 		} else {
-			return preg_match( '/^pk_live_/', $this->publishable_key )
-			       && preg_match( '/^[rs]k_live_/', $this->secret_key );
+			return preg_match('/^pk_live_/', $this->publishable_key)
+			       && preg_match('/^[rs]k_live_/', $this->secret_key);
 		}
 	}
 
@@ -134,11 +134,11 @@ 
 	 * @return void
 	 */
 	public function set_session() {
-		if ( ! is_product() || ( isset( WC()->session ) && WC()->session->has_session() ) ) {
+		if ( ! is_product() || (isset(WC()->session) && WC()->session->has_session())) {
 			return;
 		}
 
-		WC()->session->set_customer_session_cookie( true );
+		WC()->session->set_customer_session_cookie(true);
 	}
 
 	/**
@@ -149,30 +149,30 @@ 
 	 * @return  void
 	 */
 	public function init() {
-		add_action( 'wp_enqueue_scripts', array( $this, 'scripts' ) );
+		add_action('wp_enqueue_scripts', array($this, 'scripts'));
 
-		add_action( 'woocommerce_after_add_to_cart_quantity', array( $this, 'display_payment_request_button_html' ), 1 );
-		add_action( 'woocommerce_after_add_to_cart_quantity', array( $this, 'display_payment_request_button_separator_html' ), 2 );
+		add_action('woocommerce_after_add_to_cart_quantity', array($this, 'display_payment_request_button_html'), 1);
+		add_action('woocommerce_after_add_to_cart_quantity', array($this, 'display_payment_request_button_separator_html'), 2);
 
-		add_action( 'woocommerce_proceed_to_checkout', array( $this, 'display_payment_request_button_html' ), 1 );
-		add_action( 'woocommerce_proceed_to_checkout', array( $this, 'display_payment_request_button_separator_html' ), 2 );
+		add_action('woocommerce_proceed_to_checkout', array($this, 'display_payment_request_button_html'), 1);
+		add_action('woocommerce_proceed_to_checkout', array($this, 'display_payment_request_button_separator_html'), 2);
 
-		add_action( 'woocommerce_checkout_before_customer_details', array( $this, 'display_payment_request_button_html' ), 1 );
-		add_action( 'woocommerce_checkout_before_customer_details', array( $this, 'display_payment_request_button_separator_html' ), 2 );
+		add_action('woocommerce_checkout_before_customer_details', array($this, 'display_payment_request_button_html'), 1);
+		add_action('woocommerce_checkout_before_customer_details', array($this, 'display_payment_request_button_separator_html'), 2);
 
-		add_action( 'wc_ajax_wc_stripe_get_cart_details', array( $this, 'ajax_get_cart_details' ) );
-		add_action( 'wc_ajax_wc_stripe_get_shipping_options', array( $this, 'ajax_get_shipping_options' ) );
-		add_action( 'wc_ajax_wc_stripe_update_shipping_method', array( $this, 'ajax_update_shipping_method' ) );
-		add_action( 'wc_ajax_wc_stripe_create_order', array( $this, 'ajax_create_order' ) );
-		add_action( 'wc_ajax_wc_stripe_add_to_cart', array( $this, 'ajax_add_to_cart' ) );
-		add_action( 'wc_ajax_wc_stripe_get_selected_product_data', array( $this, 'ajax_get_selected_product_data' ) );
-		add_action( 'wc_ajax_wc_stripe_clear_cart', array( $this, 'ajax_clear_cart' ) );
-		add_action( 'wc_ajax_wc_stripe_log_errors', array( $this, 'ajax_log_errors' ) );
+		add_action('wc_ajax_wc_stripe_get_cart_details', array($this, 'ajax_get_cart_details'));
+		add_action('wc_ajax_wc_stripe_get_shipping_options', array($this, 'ajax_get_shipping_options'));
+		add_action('wc_ajax_wc_stripe_update_shipping_method', array($this, 'ajax_update_shipping_method'));
+		add_action('wc_ajax_wc_stripe_create_order', array($this, 'ajax_create_order'));
+		add_action('wc_ajax_wc_stripe_add_to_cart', array($this, 'ajax_add_to_cart'));
+		add_action('wc_ajax_wc_stripe_get_selected_product_data', array($this, 'ajax_get_selected_product_data'));
+		add_action('wc_ajax_wc_stripe_clear_cart', array($this, 'ajax_clear_cart'));
+		add_action('wc_ajax_wc_stripe_log_errors', array($this, 'ajax_log_errors'));
 
-		add_filter( 'woocommerce_gateway_title', array( $this, 'filter_gateway_title' ), 10, 2 );
-		add_filter( 'woocommerce_validate_postcode', array( $this, 'postal_code_validation' ), 10, 3 );
+		add_filter('woocommerce_gateway_title', array($this, 'filter_gateway_title'), 10, 2);
+		add_filter('woocommerce_validate_postcode', array($this, 'postal_code_validation'), 10, 3);
 
-		add_action( 'woocommerce_checkout_order_processed', array( $this, 'add_order_meta' ), 10, 2 );
+		add_action('woocommerce_checkout_order_processed', array($this, 'add_order_meta'), 10, 2);
 	}
 
 	/**
@@ -183,7 +183,7 @@ 
 	 * @return  string
 	 */
 	public function get_button_type() {
-		return isset( $this->stripe_settings['payment_request_button_type'] ) ? $this->stripe_settings['payment_request_button_type'] : 'default';
+		return isset($this->stripe_settings['payment_request_button_type']) ? $this->stripe_settings['payment_request_button_type'] : 'default';
 	}
 
 	/**
@@ -194,7 +194,7 @@ 
 	 * @return  string
 	 */
 	public function get_button_theme() {
-		return isset( $this->stripe_settings['payment_request_button_theme'] ) ? $this->stripe_settings['payment_request_button_theme'] : 'dark';
+		return isset($this->stripe_settings['payment_request_button_theme']) ? $this->stripe_settings['payment_request_button_theme'] : 'dark';
 	}
 
 	/**
@@ -205,7 +205,7 @@ 
 	 * @return  string
 	 */
 	public function get_button_height() {
-		return isset( $this->stripe_settings['payment_request_button_height'] ) ? str_replace( 'px', '', $this->stripe_settings['payment_request_button_height'] ) : '64';
+		return isset($this->stripe_settings['payment_request_button_height']) ? str_replace('px', '', $this->stripe_settings['payment_request_button_height']) : '64';
 	}
 
 	/**
@@ -227,7 +227,7 @@ 
 	 * @return  string
 	 */
 	public function get_button_branded_type() {
-		return isset( $this->stripe_settings['payment_request_button_branded_type'] ) ? $this->stripe_settings['payment_request_button_branded_type'] : 'default';
+		return isset($this->stripe_settings['payment_request_button_branded_type']) ? $this->stripe_settings['payment_request_button_branded_type'] : 'default';
 	}
 
 	/**
@@ -260,7 +260,7 @@ 
 	 * @return  string
 	 */
 	public function get_button_label() {
-		return isset( $this->stripe_settings['payment_request_button_label'] ) ? $this->stripe_settings['payment_request_button_label'] : 'Buy now';
+		return isset($this->stripe_settings['payment_request_button_label']) ? $this->stripe_settings['payment_request_button_label'] : 'Buy now';
 	}
 
 	/**
@@ -271,22 +271,22 @@ 
 	 * @return  mixed Returns false if not on a product page, the product information otherwise.
 	 */
 	public function get_product_data() {
-		if ( ! is_product() ) {
+		if ( ! is_product()) {
 			return false;
 		}
 
 		global $post;
 
-		$product = wc_get_product( $post->ID );
+		$product = wc_get_product($post->ID);
 
-		if ( 'variable' === $product->get_type() ) {
-			$attributes = wc_clean( wp_unslash( $_GET ) );
+		if ('variable' === $product->get_type()) {
+			$attributes = wc_clean(wp_unslash($_GET));
 
-			$data_store   = WC_Data_Store::load( 'product' );
-			$variation_id = $data_store->find_matching_product_variation( $product, $attributes );
+			$data_store   = WC_Data_Store::load('product');
+			$variation_id = $data_store->find_matching_product_variation($product, $attributes);
 
-			if ( ! empty( $variation_id ) ) {
-				$product = wc_get_product( $variation_id );
+			if ( ! empty($variation_id)) {
+				$product = wc_get_product($variation_id);
 			}
 		}
 
@@ -295,27 +295,27 @@ 
 
 		$items[] = array(
 			'label'  => $product->get_name(),
-			'amount' => WC_Stripe_Helper::get_stripe_amount( $product->get_price() ),
+			'amount' => WC_Stripe_Helper::get_stripe_amount($product->get_price()),
 		);
 
-		if ( wc_tax_enabled() ) {
+		if (wc_tax_enabled()) {
 			$items[] = array(
-				'label'   => __( 'Tax', 'woocommerce-gateway-stripe' ),
+				'label'   => __('Tax', 'woocommerce-gateway-stripe'),
 				'amount'  => 0,
 				'pending' => true,
 			);
 		}
 
-		if ( wc_shipping_enabled() && $product->needs_shipping() ) {
+		if (wc_shipping_enabled() && $product->needs_shipping()) {
 			$items[] = array(
-				'label'   => __( 'Shipping', 'woocommerce-gateway-stripe' ),
+				'label'   => __('Shipping', 'woocommerce-gateway-stripe'),
 				'amount'  => 0,
 				'pending' => true,
 			);
 
 			$data['shippingOptions'] = array(
 				'id'     => 'pending',
-				'label'  => __( 'Pending', 'woocommerce-gateway-stripe' ),
+				'label'  => __('Pending', 'woocommerce-gateway-stripe'),
 				'detail' => '',
 				'amount' => 0,
 			);
@@ -323,36 +323,36 @@ 
 
 		$data['displayItems'] = $items;
 		$data['total']        = array(
-			'label'   => apply_filters( 'wc_stripe_payment_request_total_label', $this->total_label ),
-			'amount'  => WC_Stripe_Helper::get_stripe_amount( $product->get_price() ),
+			'label'   => apply_filters('wc_stripe_payment_request_total_label', $this->total_label),
+			'amount'  => WC_Stripe_Helper::get_stripe_amount($product->get_price()),
 			'pending' => true,
 		);
 
-		$data['requestShipping'] = ( wc_shipping_enabled() && $product->needs_shipping() );
-		$data['currency']        = strtolower( get_woocommerce_currency() );
-		$data['country_code']    = substr( get_option( 'woocommerce_default_country' ), 0, 2 );
+		$data['requestShipping'] = (wc_shipping_enabled() && $product->needs_shipping());
+		$data['currency']        = strtolower(get_woocommerce_currency());
+		$data['country_code']    = substr(get_option('woocommerce_default_country'), 0, 2);
 
-		return apply_filters( 'wc_stripe_payment_request_product_data', $data, $product );
+		return apply_filters('wc_stripe_payment_request_product_data', $data, $product);
 	}
 
 	/**
 	 * Filters the gateway title to reflect Payment Request type
 	 */
-	public function filter_gateway_title( $title, $id ) {
+	public function filter_gateway_title($title, $id) {
 		global $post;
 
-		if ( ! is_object( $post ) ) {
+		if ( ! is_object($post)) {
 			return $title;
 		}
 
-		$order        = wc_get_order( $post->ID );
-		$method_title = is_object( $order ) ? $order->get_payment_method_title() : '';
+		$order        = wc_get_order($post->ID);
+		$method_title = is_object($order) ? $order->get_payment_method_title() : '';
 
-		if ( 'stripe' === $id && ! empty( $method_title ) && 'Apple Pay (Stripe)' === $method_title ) {
+		if ('stripe' === $id && ! empty($method_title) && 'Apple Pay (Stripe)' === $method_title) {
 			return $method_title;
 		}
 
-		if ( 'stripe' === $id && ! empty( $method_title ) && 'Chrome Payment Request (Stripe)' === $method_title ) {
+		if ('stripe' === $id && ! empty($method_title) && 'Chrome Payment Request (Stripe)' === $method_title) {
 			return $method_title;
 		}
 
@@ -365,16 +365,16 @@ 
 	 * @since   3.1.4
 	 * @version 4.0.0
 	 */
-	public function postal_code_validation( $valid, $postcode, $country ) {
+	public function postal_code_validation($valid, $postcode, $country) {
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
 
-		if ( ! isset( $gateways['stripe'] ) ) {
+		if ( ! isset($gateways['stripe'])) {
 			return $valid;
 		}
 
-		$payment_request_type = isset( $_POST['payment_request_type'] ) ? wc_clean( $_POST['payment_request_type'] ) : '';
+		$payment_request_type = isset($_POST['payment_request_type']) ? wc_clean($_POST['payment_request_type']) : '';
 
-		if ( 'apple_pay' !== $payment_request_type ) {
+		if ('apple_pay' !== $payment_request_type) {
 			return $valid;
 		}
 
@@ -384,7 +384,7 @@ 
 		 * the order and not let it go through. The remedy for now is just to remove this validation.
 		 * Note that this only works with shipping providers that don't validate full postal codes.
 		 */
-		if ( 'GB' === $country || 'CA' === $country ) {
+		if ('GB' === $country || 'CA' === $country) {
 			return true;
 		}
 
@@ -401,22 +401,22 @@ 
 	 * @version 4.0.0
 	 * @return  void
 	 */
-	public function add_order_meta( $order_id, $posted_data ) {
-		if ( empty( $_POST['payment_request_type'] ) ) {
+	public function add_order_meta($order_id, $posted_data) {
+		if (empty($_POST['payment_request_type'])) {
 			return;
 		}
 
-		$order = wc_get_order( $order_id );
+		$order = wc_get_order($order_id);
 
-		$payment_request_type = wc_clean( $_POST['payment_request_type'] );
+		$payment_request_type = wc_clean($_POST['payment_request_type']);
 
-		if ( 'apple_pay' === $payment_request_type ) {
-			$order->set_payment_method_title( 'Apple Pay (Stripe)' );
+		if ('apple_pay' === $payment_request_type) {
+			$order->set_payment_method_title('Apple Pay (Stripe)');
 			$order->save();
 		}
 
-		if ( 'payment_request_api' === $payment_request_type ) {
-			$order->set_payment_method_title( 'Chrome Payment Request (Stripe)' );
+		if ('payment_request_api' === $payment_request_type) {
+			$order->set_payment_method_title('Chrome Payment Request (Stripe)');
 			$order->save();
 		}
 	}
@@ -454,20 +454,20 @@ 
 	 * @return  boolean
 	 */
 	public function allowed_items_in_cart() {
-		foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
-			$_product = apply_filters( 'woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key );
+		foreach (WC()->cart->get_cart() as $cart_item_key => $cart_item) {
+			$_product = apply_filters('woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key);
 
-			if ( ! in_array( $_product->get_type(), $this->supported_product_types() ) ) {
+			if ( ! in_array($_product->get_type(), $this->supported_product_types())) {
 				return false;
 			}
 
 			// Trial subscriptions with shipping are not supported
-			if ( class_exists( 'WC_Subscriptions_Order' ) && WC_Subscriptions_Cart::cart_contains_subscription() && $_product->needs_shipping() && WC_Subscriptions_Product::get_trial_length( $_product ) > 0 ) {
+			if (class_exists('WC_Subscriptions_Order') && WC_Subscriptions_Cart::cart_contains_subscription() && $_product->needs_shipping() && WC_Subscriptions_Product::get_trial_length($_product) > 0) {
 				return false;
 			}
 
 			// Pre Orders compatbility where we don't support charge upon release.
-			if ( class_exists( 'WC_Pre_Orders_Order' ) && WC_Pre_Orders_Cart::cart_contains_pre_order() && WC_Pre_Orders_Product::product_is_charged_upon_release( WC_Pre_Orders_Cart::get_pre_order_product() ) ) {
+			if (class_exists('WC_Pre_Orders_Order') && WC_Pre_Orders_Cart::cart_contains_pre_order() && WC_Pre_Orders_Product::product_is_charged_upon_release(WC_Pre_Orders_Cart::get_pre_order_product())) {
 				return false;
 			}
 		}
@@ -483,61 +483,61 @@ 
 	 */
 	public function scripts() {
 		// If keys are not set bail.
-		if ( ! $this->are_keys_set() ) {
-			WC_Stripe_Logger::log( 'Keys are not set correctly.' );
+		if ( ! $this->are_keys_set()) {
+			WC_Stripe_Logger::log('Keys are not set correctly.');
 			return;
 		}
 
 		// If no SSL bail.
-		if ( ! $this->testmode && ! is_ssl() ) {
-			WC_Stripe_Logger::log( 'Stripe Payment Request live mode requires SSL.' );
+		if ( ! $this->testmode && ! is_ssl()) {
+			WC_Stripe_Logger::log('Stripe Payment Request live mode requires SSL.');
 			return;
 		}
 
-		if ( ! is_product() && ! is_cart() && ! is_checkout() && ! isset( $_GET['pay_for_order'] ) ) {
+		if ( ! is_product() && ! is_cart() && ! is_checkout() && ! isset($_GET['pay_for_order'])) {
 			return;
 		}
 
-		if ( is_product() && ! $this->should_show_payment_button_on_product_page() ) {
+		if (is_product() && ! $this->should_show_payment_button_on_product_page()) {
 			return;
 		}
 
-		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+		$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
 
 		$stripe_params = array(
-			'ajax_url'        => WC_AJAX::get_endpoint( '%%endpoint%%' ),
+			'ajax_url'        => WC_AJAX::get_endpoint('%%endpoint%%'),
 			'stripe'          => array(
 				'key'                => $this->publishable_key,
-				'allow_prepaid_card' => apply_filters( 'wc_stripe_allow_prepaid_card', true ) ? 'yes' : 'no',
+				'allow_prepaid_card' => apply_filters('wc_stripe_allow_prepaid_card', true) ? 'yes' : 'no',
 			),
 			'nonce'           => array(
-				'payment'                   => wp_create_nonce( 'wc-stripe-payment-request' ),
-				'shipping'                  => wp_create_nonce( 'wc-stripe-payment-request-shipping' ),
-				'update_shipping'           => wp_create_nonce( 'wc-stripe-update-shipping-method' ),
-				'checkout'                  => wp_create_nonce( 'woocommerce-process_checkout' ),
-				'add_to_cart'               => wp_create_nonce( 'wc-stripe-add-to-cart' ),
-				'get_selected_product_data' => wp_create_nonce( 'wc-stripe-get-selected-product-data' ),
-				'log_errors'                => wp_create_nonce( 'wc-stripe-log-errors' ),
-				'clear_cart'                => wp_create_nonce( 'wc-stripe-clear-cart' ),
+				'payment'                   => wp_create_nonce('wc-stripe-payment-request'),
+				'shipping'                  => wp_create_nonce('wc-stripe-payment-request-shipping'),
+				'update_shipping'           => wp_create_nonce('wc-stripe-update-shipping-method'),
+				'checkout'                  => wp_create_nonce('woocommerce-process_checkout'),
+				'add_to_cart'               => wp_create_nonce('wc-stripe-add-to-cart'),
+				'get_selected_product_data' => wp_create_nonce('wc-stripe-get-selected-product-data'),
+				'log_errors'                => wp_create_nonce('wc-stripe-log-errors'),
+				'clear_cart'                => wp_create_nonce('wc-stripe-clear-cart'),
 			),
 			'i18n'            => array(
-				'no_prepaid_card'  => __( 'Sorry, we\'re not accepting prepaid cards at this time.', 'woocommerce-gateway-stripe' ),
+				'no_prepaid_card'  => __('Sorry, we\'re not accepting prepaid cards at this time.', 'woocommerce-gateway-stripe'),
 				/* translators: Do not translate the [option] placeholder */
-				'unknown_shipping' => __( 'Unknown shipping option "[option]".', 'woocommerce-gateway-stripe' ),
+				'unknown_shipping' => __('Unknown shipping option "[option]".', 'woocommerce-gateway-stripe'),
 			),
 			'checkout'        => array(
 				'url'               => wc_get_checkout_url(),
-				'currency_code'     => strtolower( get_woocommerce_currency() ),
-				'country_code'      => substr( get_option( 'woocommerce_default_country' ), 0, 2 ),
+				'currency_code'     => strtolower(get_woocommerce_currency()),
+				'country_code'      => substr(get_option('woocommerce_default_country'), 0, 2),
 				'needs_shipping'    => WC()->cart->needs_shipping() ? 'yes' : 'no',
 				// Defaults to 'required' to match how core initializes this option.
-				'needs_payer_phone' => 'required' === get_option( 'woocommerce_checkout_phone_field', 'required' ),
+				'needs_payer_phone' => 'required' === get_option('woocommerce_checkout_phone_field', 'required'),
 			),
 			'button'          => array(
 				'type'         => $this->get_button_type(),
 				'theme'        => $this->get_button_theme(),
 				'height'       => $this->get_button_height(),
-				'locale'       => apply_filters( 'wc_stripe_payment_request_button_locale', substr( get_locale(), 0, 2 ) ), // Default format is en_US.
+				'locale'       => apply_filters('wc_stripe_payment_request_button_locale', substr(get_locale(), 0, 2)), // Default format is en_US.
 				'is_custom'    => $this->is_custom_button(),
 				'is_branded'   => $this->is_branded_button(),
 				'css_selector' => $this->custom_button_selector(),
@@ -547,15 +547,15 @@ 
 			'product'         => $this->get_product_data(),
 		);
 
-		wp_register_script( 'stripe', 'https://js.stripe.com/v3/', '', '3.0', true );
-		wp_register_script( 'wc_stripe_payment_request', plugins_url( 'assets/js/stripe-payment-request' . $suffix . '.js', WC_STRIPE_MAIN_FILE ), array( 'jquery', 'stripe' ), WC_STRIPE_VERSION, true );
+		wp_register_script('stripe', 'https://js.stripe.com/v3/', '', '3.0', true);
+		wp_register_script('wc_stripe_payment_request', plugins_url('assets/js/stripe-payment-request' . $suffix . '.js', WC_STRIPE_MAIN_FILE), array('jquery', 'stripe'), WC_STRIPE_VERSION, true);
 
-		wp_localize_script( 'wc_stripe_payment_request', 'wc_stripe_payment_request_params', apply_filters( 'wc_stripe_payment_request_params', $stripe_params ) );
+		wp_localize_script('wc_stripe_payment_request', 'wc_stripe_payment_request_params', apply_filters('wc_stripe_payment_request_params', $stripe_params));
 
-		wp_enqueue_script( 'wc_stripe_payment_request' );
+		wp_enqueue_script('wc_stripe_payment_request');
 
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
-		if ( isset( $gateways['stripe'] ) ) {
+		if (isset($gateways['stripe'])) {
 			$gateways['stripe']->payment_scripts();
 		}
 	}
@@ -571,31 +571,31 @@ 
 
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
 
-		if ( ! isset( $gateways['stripe'] ) ) {
+		if ( ! isset($gateways['stripe'])) {
 			return;
 		}
 
-		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset( $_GET['pay_for_order'] ) ) {
+		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset($_GET['pay_for_order'])) {
 			return;
 		}
 
-		if ( is_checkout() && ! apply_filters( 'wc_stripe_show_payment_request_on_checkout', false, $post ) ) {
+		if (is_checkout() && ! apply_filters('wc_stripe_show_payment_request_on_checkout', false, $post)) {
 			return;
 		}
 
-		if ( is_product() && ! $this->should_show_payment_button_on_product_page() ) {
+		if (is_product() && ! $this->should_show_payment_button_on_product_page()) {
 			return;
-		} else if ( ! $this->should_show_payment_button_on_cart() ) {
+		} else if ( ! $this->should_show_payment_button_on_cart()) {
 			return;
 		}
 		?>
 		<div id="wc-stripe-payment-request-wrapper" style="clear:both;padding-top:1.5em;display:none;">
 			<div id="wc-stripe-payment-request-button">
 				<?php
-					if ( $this->is_custom_button() ) {
-						$label = esc_html( $this->get_button_label() );
-						$class_name = esc_attr( 'button ' .  $this->get_button_theme() );
-						$style = esc_attr( 'height:' . $this->get_button_height() . 'px;' );
+					if ($this->is_custom_button()) {
+						$label = esc_html($this->get_button_label());
+						$class_name = esc_attr('button ' . $this->get_button_theme());
+						$style = esc_attr('height:' . $this->get_button_height() . 'px;');
 						echo "<button id=\"wc-stripe-custom-button\" class=\"$class_name\" style=\"$style\"> $label </button>";
 					}
 				?>
@@ -616,25 +616,25 @@ 
 
 		$gateways = WC()->payment_gateways->get_available_payment_gateways();
 
-		if ( ! isset( $gateways['stripe'] ) ) {
+		if ( ! isset($gateways['stripe'])) {
 			return;
 		}
 
-		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset( $_GET['pay_for_order'] ) ) {
+		if ( ! is_cart() && ! is_checkout() && ! is_product() && ! isset($_GET['pay_for_order'])) {
 			return;
 		}
 
-		if ( is_checkout() && ! apply_filters( 'wc_stripe_show_payment_request_on_checkout', false, $post ) ) {
+		if (is_checkout() && ! apply_filters('wc_stripe_show_payment_request_on_checkout', false, $post)) {
 			return;
 		}
 
-		if ( is_product() && ! $this->should_show_payment_button_on_product_page() ) {
+		if (is_product() && ! $this->should_show_payment_button_on_product_page()) {
 			return;
-		} else if ( ! $this->should_show_payment_button_on_cart() ) {
+		} else if ( ! $this->should_show_payment_button_on_cart()) {
 			return;
 		}
 		?>
-		<p id="wc-stripe-payment-request-button-separator" style="margin-top:1.5em;text-align:center;display:none;">&mdash; <?php esc_html_e( 'OR', 'woocommerce-gateway-stripe' ); ?> &mdash;</p>
+		<p id="wc-stripe-payment-request-button-separator" style="margin-top:1.5em;text-align:center;display:none;">&mdash; <?php esc_html_e('OR', 'woocommerce-gateway-stripe'); ?> &mdash;</p>
 		<?php
 	}
 
@@ -645,11 +645,11 @@ 
 	 * @return boolean
 	 */
 	private function should_show_payment_button_on_cart() {
-		if ( ! apply_filters( 'wc_stripe_show_payment_request_on_cart', true ) ) {
+		if ( ! apply_filters('wc_stripe_show_payment_request_on_cart', true)) {
 			return false;
 		}
-		if ( ! $this->allowed_items_in_cart() ) {
-			WC_Stripe_Logger::log( 'Items in the cart has unsupported product type ( Payment Request button disabled )' );
+		if ( ! $this->allowed_items_in_cart()) {
+			WC_Stripe_Logger::log('Items in the cart has unsupported product type ( Payment Request button disabled )');
 			return false;
 		}
 		return true;
@@ -664,32 +664,32 @@ 
 	private function should_show_payment_button_on_product_page() {
 		global $post;
 
-		$product = wc_get_product( $post->ID );
+		$product = wc_get_product($post->ID);
 
-		if ( apply_filters( 'wc_stripe_hide_payment_request_on_product_page', false, $post ) ) {
+		if (apply_filters('wc_stripe_hide_payment_request_on_product_page', false, $post)) {
 			return false;
 		}
 
-		if ( ! is_object( $product ) || ! in_array( $product->get_type(), $this->supported_product_types() ) ) {
+		if ( ! is_object($product) || ! in_array($product->get_type(), $this->supported_product_types())) {
 			return false;
 		}
 
 		// Trial subscriptions with shipping are not supported
-		if ( class_exists( 'WC_Subscriptions_Order' ) && $product->needs_shipping() && WC_Subscriptions_Product::get_trial_length( $product ) > 0 ) {
+		if (class_exists('WC_Subscriptions_Order') && $product->needs_shipping() && WC_Subscriptions_Product::get_trial_length($product) > 0) {
 			return false;
 		}
 
 		// Pre Orders charge upon release not supported.
-		if ( class_exists( 'WC_Pre_Orders_Order' ) && WC_Pre_Orders_Product::product_is_charged_upon_release( $product ) ) {
-			WC_Stripe_Logger::log( 'Pre Order charge upon release is not supported. ( Payment Request button disabled )' );
+		if (class_exists('WC_Pre_Orders_Order') && WC_Pre_Orders_Product::product_is_charged_upon_release($product)) {
+			WC_Stripe_Logger::log('Pre Order charge upon release is not supported. ( Payment Request button disabled )');
 			return false;
 		}
 
 		// File upload addon not supported
-		if ( class_exists( 'WC_Product_Addons_Helper' ) ) {
-			$product_addons = WC_Product_Addons_Helper::get_product_addons( $product->get_id() );
-			foreach ( $product_addons as $addon ) {
-				if ( 'file_upload' === $addon['type'] ) {
+		if (class_exists('WC_Product_Addons_Helper')) {
+			$product_addons = WC_Product_Addons_Helper::get_product_addons($product->get_id());
+			foreach ($product_addons as $addon) {
+				if ('file_upload' === $addon['type']) {
 					return false;
 				}
 			}
@@ -705,11 +705,11 @@ 
 	 * @version 4.0.0
 	 */
 	public function ajax_log_errors() {
-		check_ajax_referer( 'wc-stripe-log-errors', 'security' );
+		check_ajax_referer('wc-stripe-log-errors', 'security');
 
-		$errors = wc_clean( stripslashes( $_POST['errors'] ) );
+		$errors = wc_clean(stripslashes($_POST['errors']));
 
-		WC_Stripe_Logger::log( $errors );
+		WC_Stripe_Logger::log($errors);
 
 		exit;
 	}
@@ -721,7 +721,7 @@ 
 	 * @version 4.0.0
 	 */
 	public function ajax_clear_cart() {
-		check_ajax_referer( 'wc-stripe-clear-cart', 'security' );
+		check_ajax_referer('wc-stripe-clear-cart', 'security');
 
 		WC()->cart->empty_cart();
 		exit;
@@ -731,10 +731,10 @@ 
 	 * Get cart details.
 	 */
 	public function ajax_get_cart_details() {
-		check_ajax_referer( 'wc-stripe-payment-request', 'security' );
+		check_ajax_referer('wc-stripe-payment-request', 'security');
 
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
 		WC()->cart->calculate_totals();
@@ -745,14 +745,14 @@ 
 		$data = array(
 			'shipping_required' => WC()->cart->needs_shipping(),
 			'order_data'        => array(
-				'currency'     => strtolower( $currency ),
-				'country_code' => substr( get_option( 'woocommerce_default_country' ), 0, 2 ),
+				'currency'     => strtolower($currency),
+				'country_code' => substr(get_option('woocommerce_default_country'), 0, 2),
 			),
 		);
 
 		$data['order_data'] += $this->build_display_items();
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -763,7 +763,7 @@ 
 	 * @see WC_Shipping::get_packages().
 	 */
 	public function ajax_get_shipping_options() {
-		check_ajax_referer( 'wc-stripe-payment-request-shipping', 'security' );
+		check_ajax_referer('wc-stripe-payment-request-shipping', 'security');
 
 		$shipping_address = filter_input_array(
 			INPUT_POST,
@@ -776,11 +776,11 @@ 
 				'address_2' => FILTER_SANITIZE_STRING,
 			)
 		);
-		$product_view_options      = filter_input_array( INPUT_POST, [ 'is_product_page' => FILTER_SANITIZE_STRING ] );
-		$should_show_itemized_view = ! isset( $product_view_options['is_product_page'] ) ?: filter_var( $product_view_options['is_product_page'], FILTER_VALIDATE_BOOLEAN );
+		$product_view_options      = filter_input_array(INPUT_POST, ['is_product_page' => FILTER_SANITIZE_STRING]);
+		$should_show_itemized_view = ! isset($product_view_options['is_product_page']) ?: filter_var($product_view_options['is_product_page'], FILTER_VALIDATE_BOOLEAN);
 
-		$data = $this->get_shipping_options( $shipping_address, $should_show_itemized_view );
-		wp_send_json( $data );
+		$data = $this->get_shipping_options($shipping_address, $should_show_itemized_view);
+		wp_send_json($data);
 	}
 
 	/**
@@ -792,66 +792,66 @@ 
 	 * @return array Shipping options data.
 	 * phpcs:ignore Squiz.Commenting.FunctionCommentThrowTag
 	 */
-	public function get_shipping_options( $shipping_address, $itemized_display_items = false ) {
+	public function get_shipping_options($shipping_address, $itemized_display_items = false) {
 		try {
 			// Set the shipping options.
 			$data = array();
 
 			// Remember current shipping method before resetting.
-			$chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
-			$this->calculate_shipping( apply_filters( 'wc_stripe_payment_request_shipping_posted_values', $shipping_address ) );
+			$chosen_shipping_methods = WC()->session->get('chosen_shipping_methods');
+			$this->calculate_shipping(apply_filters('wc_stripe_payment_request_shipping_posted_values', $shipping_address));
 
 			$packages = WC()->shipping->get_packages();
 
-			if ( ! empty( $packages ) && WC()->customer->has_calculated_shipping() ) {
-				foreach ( $packages as $package_key => $package ) {
-					if ( empty( $package['rates'] ) ) {
-						throw new Exception( __( 'Unable to find shipping method for address.', 'woocommerce-gateway-stripe' ) );
+			if ( ! empty($packages) && WC()->customer->has_calculated_shipping()) {
+				foreach ($packages as $package_key => $package) {
+					if (empty($package['rates'])) {
+						throw new Exception(__('Unable to find shipping method for address.', 'woocommerce-gateway-stripe'));
 					}
 
-					foreach ( $package['rates'] as $key => $rate ) {
+					foreach ($package['rates'] as $key => $rate) {
 						$data['shipping_options'][] = array(
 							'id'     => $rate->id,
 							'label'  => $rate->label,
 							'detail' => '',
-							'amount' => WC_Stripe_Helper::get_stripe_amount( $rate->cost ),
+							'amount' => WC_Stripe_Helper::get_stripe_amount($rate->cost),
 						);
 					}
 				}
 			} else {
-				throw new Exception( __( 'Unable to find shipping method for address.', 'woocommerce-gateway-stripe' ) );
+				throw new Exception(__('Unable to find shipping method for address.', 'woocommerce-gateway-stripe'));
 			}
 
 			// The first shipping option is automatically applied on the client.
 			// Keep chosen shipping method by sorting shipping options if the method still available for new address.
 			// Fallback to the first available shipping method.
-			if ( isset( $data['shipping_options'][0] ) ) {
-				if ( isset( $chosen_shipping_methods[0] ) ) {
+			if (isset($data['shipping_options'][0])) {
+				if (isset($chosen_shipping_methods[0])) {
 					$chosen_method_id         = $chosen_shipping_methods[0];
-					$compare_shipping_options = function ( $a, $b ) use ( $chosen_method_id ) {
-						if ( $a['id'] === $chosen_method_id ) {
+					$compare_shipping_options = function($a, $b) use ($chosen_method_id) {
+						if ($a['id'] === $chosen_method_id) {
 							return -1;
 						}
 
-						if ( $b['id'] === $chosen_method_id ) {
+						if ($b['id'] === $chosen_method_id) {
 							return 1;
 						}
 
 						return 0;
 					};
-					usort( $data['shipping_options'], $compare_shipping_options );
+					usort($data['shipping_options'], $compare_shipping_options);
 				}
 
 				$first_shipping_method_id = $data['shipping_options'][0]['id'];
-				$this->update_shipping_method( [ $first_shipping_method_id ] );
+				$this->update_shipping_method([$first_shipping_method_id]);
 			}
 
 			WC()->cart->calculate_totals();
 
-			$data          += $this->build_display_items( $itemized_display_items );
+			$data          += $this->build_display_items($itemized_display_items);
 			$data['result'] = 'success';
-		} catch ( Exception $e ) {
-			$data          += $this->build_display_items( $itemized_display_items );
+		} catch (Exception $e) {
+			$data          += $this->build_display_items($itemized_display_items);
 			$data['result'] = 'invalid_shipping_address';
 		}
 
@@ -862,25 +862,25 @@ 
 	 * Update shipping method.
 	 */
 	public function ajax_update_shipping_method() {
-		check_ajax_referer( 'wc-stripe-update-shipping-method', 'security' );
+		check_ajax_referer('wc-stripe-update-shipping-method', 'security');
 
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
-		$shipping_methods = filter_input( INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
-		$this->update_shipping_method( $shipping_methods );
+		$shipping_methods = filter_input(INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY);
+		$this->update_shipping_method($shipping_methods);
 
 		WC()->cart->calculate_totals();
 
-		$product_view_options      = filter_input_array( INPUT_POST, [ 'is_product_page' => FILTER_SANITIZE_STRING ] );
-		$should_show_itemized_view = ! isset( $product_view_options['is_product_page'] ) ?: filter_var( $product_view_options['is_product_page'], FILTER_VALIDATE_BOOLEAN );
+		$product_view_options      = filter_input_array(INPUT_POST, ['is_product_page' => FILTER_SANITIZE_STRING]);
+		$should_show_itemized_view = ! isset($product_view_options['is_product_page']) ?: filter_var($product_view_options['is_product_page'], FILTER_VALIDATE_BOOLEAN);
 
 		$data           = array();
-		$data          += $this->build_display_items( $should_show_itemized_view );
+		$data          += $this->build_display_items($should_show_itemized_view);
 		$data['result'] = 'success';
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -888,16 +888,16 @@ 
 	 *
 	 * @param array $shipping_methods Array of selected shipping methods ids.
 	 */
-	public function update_shipping_method( $shipping_methods ) {
-		$chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
+	public function update_shipping_method($shipping_methods) {
+		$chosen_shipping_methods = WC()->session->get('chosen_shipping_methods');
 
-		if ( is_array( $shipping_methods ) ) {
-			foreach ( $shipping_methods as $i => $value ) {
-				$chosen_shipping_methods[ $i ] = wc_clean( $value );
+		if (is_array($shipping_methods)) {
+			foreach ($shipping_methods as $i => $value) {
+				$chosen_shipping_methods[$i] = wc_clean($value);
 			}
 		}
 
-		WC()->session->set( 'chosen_shipping_methods', $chosen_shipping_methods );
+		WC()->session->set('chosen_shipping_methods', $chosen_shipping_methods);
 	}
 
 	/**
@@ -908,38 +908,38 @@ 
 	 * @return  array $data
 	 */
 	public function ajax_get_selected_product_data() {
-		check_ajax_referer( 'wc-stripe-get-selected-product-data', 'security' );
+		check_ajax_referer('wc-stripe-get-selected-product-data', 'security');
 
 		try {
-			$product_id   = absint( $_POST['product_id'] );
-			$qty          = ! isset( $_POST['qty'] ) ? 1 : apply_filters( 'woocommerce_add_to_cart_quantity', absint( $_POST['qty'] ), $product_id );
-			$addon_value  = isset( $_POST['addon_value'] ) ? max( floatval( $_POST['addon_value'] ), 0 ) : 0;
-			$product      = wc_get_product( $product_id );
+			$product_id   = absint($_POST['product_id']);
+			$qty          = ! isset($_POST['qty']) ? 1 : apply_filters('woocommerce_add_to_cart_quantity', absint($_POST['qty']), $product_id);
+			$addon_value  = isset($_POST['addon_value']) ? max(floatval($_POST['addon_value']), 0) : 0;
+			$product      = wc_get_product($product_id);
 			$variation_id = null;
 
-			if ( ! is_a( $product, 'WC_Product' ) ) {
-				throw new Exception( sprintf( __( 'Product with the ID (%d) cannot be found.', 'woocommerce-gateway-stripe' ), $product_id ) );
+			if ( ! is_a($product, 'WC_Product')) {
+				throw new Exception(sprintf(__('Product with the ID (%d) cannot be found.', 'woocommerce-gateway-stripe'), $product_id));
 			}
 
-			if ( 'variable' === $product->get_type() && isset( $_POST['attributes'] ) ) {
-				$attributes = wc_clean( wp_unslash( $_POST['attributes'] ) );
+			if ('variable' === $product->get_type() && isset($_POST['attributes'])) {
+				$attributes = wc_clean(wp_unslash($_POST['attributes']));
 
-				$data_store   = WC_Data_Store::load( 'product' );
-				$variation_id = $data_store->find_matching_product_variation( $product, $attributes );
+				$data_store   = WC_Data_Store::load('product');
+				$variation_id = $data_store->find_matching_product_variation($product, $attributes);
 
-				if ( ! empty( $variation_id ) ) {
-					$product = wc_get_product( $variation_id );
+				if ( ! empty($variation_id)) {
+					$product = wc_get_product($variation_id);
 				}
 			}
 
 			// Force quantity to 1 if sold individually and check for existing item in cart.
-			if ( $product->is_sold_individually() ) {
-				$qty = apply_filters( 'wc_stripe_payment_request_add_to_cart_sold_individually_quantity', 1, $qty, $product_id, $variation_id );
+			if ($product->is_sold_individually()) {
+				$qty = apply_filters('wc_stripe_payment_request_add_to_cart_sold_individually_quantity', 1, $qty, $product_id, $variation_id);
 			}
 
-			if ( ! $product->has_enough_stock( $qty ) ) {
+			if ( ! $product->has_enough_stock($qty)) {
 				/* translators: 1: product name 2: quantity in stock */
-				throw new Exception( sprintf( __( 'You cannot add that amount of "%1$s"; to the cart because there is not enough stock (%2$s remaining).', 'woocommerce-gateway-stripe' ), $product->get_name(), wc_format_stock_quantity_for_display( $product->get_stock_quantity(), $product ) ) );
+				throw new Exception(sprintf(__('You cannot add that amount of "%1$s"; to the cart because there is not enough stock (%2$s remaining).', 'woocommerce-gateway-stripe'), $product->get_name(), wc_format_stock_quantity_for_display($product->get_stock_quantity(), $product)));
 			}
 
 			$total = $qty * $product->get_price() + $addon_value;
@@ -951,27 +951,27 @@ 
 
 			$items[] = array(
 				'label'  => $product->get_name() . $quantity_label,
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $total ),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($total),
 			);
 
-			if ( wc_tax_enabled() ) {
+			if (wc_tax_enabled()) {
 				$items[] = array(
-					'label'   => __( 'Tax', 'woocommerce-gateway-stripe' ),
+					'label'   => __('Tax', 'woocommerce-gateway-stripe'),
 					'amount'  => 0,
 					'pending' => true,
 				);
 			}
 
-			if ( wc_shipping_enabled() && $product->needs_shipping() ) {
+			if (wc_shipping_enabled() && $product->needs_shipping()) {
 				$items[] = array(
-					'label'   => __( 'Shipping', 'woocommerce-gateway-stripe' ),
+					'label'   => __('Shipping', 'woocommerce-gateway-stripe'),
 					'amount'  => 0,
 					'pending' => true,
 				);
 
 				$data['shippingOptions'] = array(
 					'id'     => 'pending',
-					'label'  => __( 'Pending', 'woocommerce-gateway-stripe' ),
+					'label'  => __('Pending', 'woocommerce-gateway-stripe'),
 					'detail' => '',
 					'amount' => 0,
 				);
@@ -980,17 +980,17 @@ 
 			$data['displayItems'] = $items;
 			$data['total']        = array(
 				'label'   => $this->total_label,
-				'amount'  => WC_Stripe_Helper::get_stripe_amount( $total ),
+				'amount'  => WC_Stripe_Helper::get_stripe_amount($total),
 				'pending' => true,
 			);
 
-			$data['requestShipping'] = ( wc_shipping_enabled() && $product->needs_shipping() );
-			$data['currency']        = strtolower( get_woocommerce_currency() );
-			$data['country_code']    = substr( get_option( 'woocommerce_default_country' ), 0, 2 );
+			$data['requestShipping'] = (wc_shipping_enabled() && $product->needs_shipping());
+			$data['currency']        = strtolower(get_woocommerce_currency());
+			$data['country_code']    = substr(get_option('woocommerce_default_country'), 0, 2);
 
-			wp_send_json( $data );
-		} catch ( Exception $e ) {
-			wp_send_json( array( 'error' => wp_strip_all_tags( $e->getMessage() ) ) );
+			wp_send_json($data);
+		} catch (Exception $e) {
+			wp_send_json(array('error' => wp_strip_all_tags($e->getMessage())));
 		}
 	}
 
@@ -1002,33 +1002,33 @@ 
 	 * @return  array $data
 	 */
 	public function ajax_add_to_cart() {
-		check_ajax_referer( 'wc-stripe-add-to-cart', 'security' );
+		check_ajax_referer('wc-stripe-add-to-cart', 'security');
 
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
 		WC()->shipping->reset_shipping();
 
-		$product_id   = absint( $_POST['product_id'] );
-		$qty          = ! isset( $_POST['qty'] ) ? 1 : absint( $_POST['qty'] );
-		$product      = wc_get_product( $product_id );
+		$product_id   = absint($_POST['product_id']);
+		$qty          = ! isset($_POST['qty']) ? 1 : absint($_POST['qty']);
+		$product      = wc_get_product($product_id);
 		$product_type = $product->get_type();
 
 		// First empty the cart to prevent wrong calculation.
 		WC()->cart->empty_cart();
 
-		if ( ( 'variable' === $product_type || 'variable-subscription' === $product_type ) && isset( $_POST['attributes'] ) ) {
-			$attributes = wc_clean( wp_unslash( $_POST['attributes'] ) );
+		if (('variable' === $product_type || 'variable-subscription' === $product_type) && isset($_POST['attributes'])) {
+			$attributes = wc_clean(wp_unslash($_POST['attributes']));
 
-			$data_store   = WC_Data_Store::load( 'product' );
-			$variation_id = $data_store->find_matching_product_variation( $product, $attributes );
+			$data_store   = WC_Data_Store::load('product');
+			$variation_id = $data_store->find_matching_product_variation($product, $attributes);
 
-			WC()->cart->add_to_cart( $product->get_id(), $qty, $variation_id, $attributes );
+			WC()->cart->add_to_cart($product->get_id(), $qty, $variation_id, $attributes);
 		}
 
-		if ( 'simple' === $product_type || 'subscription' === $product_type ) {
-			WC()->cart->add_to_cart( $product->get_id(), $qty );
+		if ('simple' === $product_type || 'subscription' === $product_type) {
+			WC()->cart->add_to_cart($product->get_id(), $qty);
 		}
 
 		WC()->cart->calculate_totals();
@@ -1037,7 +1037,7 @@ 
 		$data          += $this->build_display_items();
 		$data['result'] = 'success';
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -1050,31 +1050,31 @@ 
 	 * @version 4.0.0
 	 */
 	public function normalize_state() {
-		$billing_country  = ! empty( $_POST['billing_country'] ) ? wc_clean( $_POST['billing_country'] ) : '';
-		$shipping_country = ! empty( $_POST['shipping_country'] ) ? wc_clean( $_POST['shipping_country'] ) : '';
-		$billing_state    = ! empty( $_POST['billing_state'] ) ? wc_clean( $_POST['billing_state'] ) : '';
-		$shipping_state   = ! empty( $_POST['shipping_state'] ) ? wc_clean( $_POST['shipping_state'] ) : '';
+		$billing_country  = ! empty($_POST['billing_country']) ? wc_clean($_POST['billing_country']) : '';
+		$shipping_country = ! empty($_POST['shipping_country']) ? wc_clean($_POST['shipping_country']) : '';
+		$billing_state    = ! empty($_POST['billing_state']) ? wc_clean($_POST['billing_state']) : '';
+		$shipping_state   = ! empty($_POST['shipping_state']) ? wc_clean($_POST['shipping_state']) : '';
 
-		if ( $billing_state && $billing_country ) {
-			$valid_states = WC()->countries->get_states( $billing_country );
+		if ($billing_state && $billing_country) {
+			$valid_states = WC()->countries->get_states($billing_country);
 
 			// Valid states found for country.
-			if ( ! empty( $valid_states ) && is_array( $valid_states ) && sizeof( $valid_states ) > 0 ) {
-				foreach ( $valid_states as $state_abbr => $state ) {
-					if ( preg_match( '/' . preg_quote( $state ) . '/i', $billing_state ) ) {
+			if ( ! empty($valid_states) && is_array($valid_states) && sizeof($valid_states) > 0) {
+				foreach ($valid_states as $state_abbr => $state) {
+					if (preg_match('/' . preg_quote($state) . '/i', $billing_state)) {
 						$_POST['billing_state'] = $state_abbr;
 					}
 				}
 			}
 		}
 
-		if ( $shipping_state && $shipping_country ) {
-			$valid_states = WC()->countries->get_states( $shipping_country );
+		if ($shipping_state && $shipping_country) {
+			$valid_states = WC()->countries->get_states($shipping_country);
 
 			// Valid states found for country.
-			if ( ! empty( $valid_states ) && is_array( $valid_states ) && sizeof( $valid_states ) > 0 ) {
-				foreach ( $valid_states as $state_abbr => $state ) {
-					if ( preg_match( '/' . preg_quote( $state ) . '/i', $shipping_state ) ) {
+			if ( ! empty($valid_states) && is_array($valid_states) && sizeof($valid_states) > 0) {
+				foreach ($valid_states as $state_abbr => $state) {
+					if (preg_match('/' . preg_quote($state) . '/i', $shipping_state)) {
 						$_POST['shipping_state'] = $state_abbr;
 					}
 				}
@@ -1089,19 +1089,19 @@ 
 	 * @version 4.0.0
 	 */
 	public function ajax_create_order() {
-		if ( WC()->cart->is_empty() ) {
-			wp_send_json_error( __( 'Empty cart', 'woocommerce-gateway-stripe' ) );
+		if (WC()->cart->is_empty()) {
+			wp_send_json_error(__('Empty cart', 'woocommerce-gateway-stripe'));
 		}
 
-		if ( ! defined( 'WOOCOMMERCE_CHECKOUT' ) ) {
-			define( 'WOOCOMMERCE_CHECKOUT', true );
+		if ( ! defined('WOOCOMMERCE_CHECKOUT')) {
+			define('WOOCOMMERCE_CHECKOUT', true);
 		}
 
 		$this->normalize_state();
 
 		WC()->checkout()->process_checkout();
 
-		die( 0 );
+		die(0);
 	}
 
 	/**
@@ -1112,38 +1112,38 @@ 
 	 * @since   3.1.0
 	 * @version 4.0.0
 	 */
-	protected function calculate_shipping( $address = array() ) {
+	protected function calculate_shipping($address = array()) {
 		$country   = $address['country'];
 		$state     = $address['state'];
 		$postcode  = $address['postcode'];
 		$city      = $address['city'];
 		$address_1 = $address['address'];
 		$address_2 = $address['address_2'];
-		$wc_states = WC()->countries->get_states( $country );
+		$wc_states = WC()->countries->get_states($country);
 
 		/**
 		 * In some versions of Chrome, state can be a full name. So we need
 		 * to convert that to abbreviation as WC is expecting that.
 		 */
-		if ( 2 < strlen( $state ) && ! empty( $wc_states ) && ! isset( $wc_states[ $state ] ) ) {
-			$state = array_search( ucwords( strtolower( $state ) ), $wc_states, true );
+		if (2 < strlen($state) && ! empty($wc_states) && ! isset($wc_states[$state])) {
+			$state = array_search(ucwords(strtolower($state)), $wc_states, true);
 		}
 
 		WC()->shipping->reset_shipping();
 
-		if ( $postcode && WC_Validation::is_postcode( $postcode, $country ) ) {
-			$postcode = wc_format_postcode( $postcode, $country );
+		if ($postcode && WC_Validation::is_postcode($postcode, $country)) {
+			$postcode = wc_format_postcode($postcode, $country);
 		}
 
-		if ( $country ) {
-			WC()->customer->set_location( $country, $state, $postcode, $city );
-			WC()->customer->set_shipping_location( $country, $state, $postcode, $city );
+		if ($country) {
+			WC()->customer->set_location($country, $state, $postcode, $city);
+			WC()->customer->set_shipping_location($country, $state, $postcode, $city);
 		} else {
 			WC()->customer->set_billing_address_to_base();
 			WC()->customer->set_shipping_address_to_base();
 		}
 
-		WC()->customer->set_calculated_shipping( true );
+		WC()->customer->set_calculated_shipping(true);
 		WC()->customer->save();
 
 		$packages = array();
@@ -1159,17 +1159,17 @@ 
 		$packages[0]['destination']['address']   = $address_1;
 		$packages[0]['destination']['address_2'] = $address_2;
 
-		foreach ( WC()->cart->get_cart() as $item ) {
-			if ( $item['data']->needs_shipping() ) {
-				if ( isset( $item['line_total'] ) ) {
+		foreach (WC()->cart->get_cart() as $item) {
+			if ($item['data']->needs_shipping()) {
+				if (isset($item['line_total'])) {
 					$packages[0]['contents_cost'] += $item['line_total'];
 				}
 			}
 		}
 
-		$packages = apply_filters( 'woocommerce_cart_shipping_packages', $packages );
+		$packages = apply_filters('woocommerce_cart_shipping_packages', $packages);
 
-		WC()->shipping->calculate_shipping( $packages );
+		WC()->shipping->calculate_shipping($packages);
 	}
 
 	/**
@@ -1178,19 +1178,19 @@ 
 	 * @since   3.1.0
 	 * @version 4.0.0
 	 */
-	protected function build_shipping_methods( $shipping_methods ) {
-		if ( empty( $shipping_methods ) ) {
+	protected function build_shipping_methods($shipping_methods) {
+		if (empty($shipping_methods)) {
 			return array();
 		}
 
 		$shipping = array();
 
-		foreach ( $shipping_methods as $method ) {
+		foreach ($shipping_methods as $method) {
 			$shipping[] = array(
 				'id'     => $method['id'],
 				'label'  => $method['label'],
 				'detail' => '',
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $method['amount']['value'] ),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($method['amount']['value']),
 			);
 		}
 
@@ -1203,9 +1203,9 @@ 
 	 * @since   3.1.0
 	 * @version 4.0.0
 	 */
-	protected function build_display_items( $itemized_display_items = false ) {
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+	protected function build_display_items($itemized_display_items = false) {
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
 		$items     = array();
@@ -1213,8 +1213,8 @@ 
 		$discounts = 0;
 
 		// Default show only subtotal instead of itemization.
-		if ( ! apply_filters( 'wc_stripe_payment_request_hide_itemization', true ) || $itemized_display_items ) {
-			foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
+		if ( ! apply_filters('wc_stripe_payment_request_hide_itemization', true) || $itemized_display_items) {
+			foreach (WC()->cart->get_cart() as $cart_item_key => $cart_item) {
 				$amount         = $cart_item['line_subtotal'];
 				$subtotal      += $cart_item['line_subtotal'];
 				$quantity_label = 1 < $cart_item['quantity'] ? ' (x' . $cart_item['quantity'] . ')' : '';
@@ -1223,61 +1223,61 @@ 
 
 				$item = array(
 					'label'  => $product_name . $quantity_label,
-					'amount' => WC_Stripe_Helper::get_stripe_amount( $amount ),
+					'amount' => WC_Stripe_Helper::get_stripe_amount($amount),
 				);
 
 				$items[] = $item;
 			}
 		}
 
-		if ( version_compare( WC_VERSION, '3.2', '<' ) ) {
-			$discounts = wc_format_decimal( WC()->cart->get_cart_discount_total(), WC()->cart->dp );
+		if (version_compare(WC_VERSION, '3.2', '<')) {
+			$discounts = wc_format_decimal(WC()->cart->get_cart_discount_total(), WC()->cart->dp);
 		} else {
-			$applied_coupons = array_values( WC()->cart->get_coupon_discount_totals() );
+			$applied_coupons = array_values(WC()->cart->get_coupon_discount_totals());
 
-			foreach ( $applied_coupons as $amount ) {
+			foreach ($applied_coupons as $amount) {
 				$discounts += (float) $amount;
 			}
 		}
 
-		$discounts   = wc_format_decimal( $discounts, WC()->cart->dp );
-		$tax         = wc_format_decimal( WC()->cart->tax_total + WC()->cart->shipping_tax_total, WC()->cart->dp );
-		$shipping    = wc_format_decimal( WC()->cart->shipping_total, WC()->cart->dp );
-		$items_total = wc_format_decimal( WC()->cart->cart_contents_total, WC()->cart->dp ) + $discounts;
-		$order_total = version_compare( WC_VERSION, '3.2', '<' ) ? wc_format_decimal( $items_total + $tax + $shipping - $discounts, WC()->cart->dp ) : WC()->cart->get_total( false );
+		$discounts   = wc_format_decimal($discounts, WC()->cart->dp);
+		$tax         = wc_format_decimal(WC()->cart->tax_total + WC()->cart->shipping_tax_total, WC()->cart->dp);
+		$shipping    = wc_format_decimal(WC()->cart->shipping_total, WC()->cart->dp);
+		$items_total = wc_format_decimal(WC()->cart->cart_contents_total, WC()->cart->dp) + $discounts;
+		$order_total = version_compare(WC_VERSION, '3.2', '<') ? wc_format_decimal($items_total + $tax + $shipping - $discounts, WC()->cart->dp) : WC()->cart->get_total(false);
 
-		if ( wc_tax_enabled() ) {
+		if (wc_tax_enabled()) {
 			$items[] = array(
-				'label'  => esc_html( __( 'Tax', 'woocommerce-gateway-stripe' ) ),
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $tax ),
+				'label'  => esc_html(__('Tax', 'woocommerce-gateway-stripe')),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($tax),
 			);
 		}
 
-		if ( WC()->cart->needs_shipping() ) {
+		if (WC()->cart->needs_shipping()) {
 			$items[] = array(
-				'label'  => esc_html( __( 'Shipping', 'woocommerce-gateway-stripe' ) ),
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $shipping ),
+				'label'  => esc_html(__('Shipping', 'woocommerce-gateway-stripe')),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($shipping),
 			);
 		}
 
-		if ( WC()->cart->has_discount() ) {
+		if (WC()->cart->has_discount()) {
 			$items[] = array(
-				'label'  => esc_html( __( 'Discount', 'woocommerce-gateway-stripe' ) ),
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $discounts ),
+				'label'  => esc_html(__('Discount', 'woocommerce-gateway-stripe')),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($discounts),
 			);
 		}
 
-		if ( version_compare( WC_VERSION, '3.2', '<' ) ) {
+		if (version_compare(WC_VERSION, '3.2', '<')) {
 			$cart_fees = WC()->cart->fees;
 		} else {
 			$cart_fees = WC()->cart->get_fees();
 		}
 
 		// Include fees and taxes as display items.
-		foreach ( $cart_fees as $key => $fee ) {
+		foreach ($cart_fees as $key => $fee) {
 			$items[] = array(
 				'label'  => $fee->name,
-				'amount' => WC_Stripe_Helper::get_stripe_amount( $fee->amount ),
+				'amount' => WC_Stripe_Helper::get_stripe_amount($fee->amount),
 			);
 		}
 
@@ -1285,7 +1285,7 @@ 
 			'displayItems' => $items,
 			'total'        => array(
 				'label'   => $this->total_label,
-				'amount'  => max( 0, apply_filters( 'woocommerce_stripe_calculated_total', WC_Stripe_Helper::get_stripe_amount( $order_total ), $order_total, WC()->cart ) ),
+				'amount'  => max(0, apply_filters('woocommerce_stripe_calculated_total', WC_Stripe_Helper::get_stripe_amount($order_total), $order_total, WC()->cart)),
 				'pending' => false,
 			),
 		);

woocommerce-gateway-stripe.php

Spacing +98 added lines, -98 removed lines

@@ -15,20 +15,20 @@ 
  *
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
 /**
  * Required minimums and constants
  */
-define( 'WC_STRIPE_VERSION', '4.5.3' ); // WRCS: DEFINED_VERSION.
-define( 'WC_STRIPE_MIN_PHP_VER', '5.6.0' );
-define( 'WC_STRIPE_MIN_WC_VER', '3.0' );
-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', '4.5.3'); // WRCS: DEFINED_VERSION.
+define('WC_STRIPE_MIN_PHP_VER', '5.6.0');
+define('WC_STRIPE_MIN_WC_VER', '3.0');
+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__)));
 
 // phpcs:disable WordPress.Files.FileName
 
@@ -40,7 +40,7 @@ 
  */
 function woocommerce_stripe_missing_wc_notice() {
 	/* translators: 1. URL link. */
-	echo '<div class="error"><p><strong>' . sprintf( esc_html__( 'Stripe requires WooCommerce to be installed and active. You can download %s here.', 'woocommerce-gateway-stripe' ), '<a href="https://woocommerce.com/" target="_blank">WooCommerce</a>' ) . '</strong></p></div>';
+	echo '<div class="error"><p><strong>' . sprintf(esc_html__('Stripe requires WooCommerce to be installed and active. You can download %s here.', 'woocommerce-gateway-stripe'), '<a href="https://woocommerce.com/" target="_blank">WooCommerce</a>') . '</strong></p></div>';
 }
 
 /**
@@ -51,25 +51,25 @@ 
  */
 function woocommerce_stripe_wc_not_supported() {
 	/* translators: $1. Minimum WooCommerce version. $2. Current WooCommerce version. */
-	echo '<div class="error"><p><strong>' . sprintf( esc_html__( 'Stripe requires WooCommerce %1$s or greater to be installed and active. WooCommerce %2$s is no longer supported.', 'woocommerce-gateway-stripe' ), WC_STRIPE_MIN_WC_VER, WC_VERSION ) . '</strong></p></div>';
+	echo '<div class="error"><p><strong>' . sprintf(esc_html__('Stripe requires WooCommerce %1$s or greater to be installed and active. WooCommerce %2$s is no longer supported.', 'woocommerce-gateway-stripe'), WC_STRIPE_MIN_WC_VER, WC_VERSION) . '</strong></p></div>';
 }
 
-add_action( 'plugins_loaded', 'woocommerce_gateway_stripe_init' );
+add_action('plugins_loaded', 'woocommerce_gateway_stripe_init');
 
 function woocommerce_gateway_stripe_init() {
-	load_plugin_textdomain( 'woocommerce-gateway-stripe', false, plugin_basename( dirname( __FILE__ ) ) . '/languages' );
+	load_plugin_textdomain('woocommerce-gateway-stripe', false, plugin_basename(dirname(__FILE__)) . '/languages');
 
-	if ( ! class_exists( 'WooCommerce' ) ) {
-		add_action( 'admin_notices', 'woocommerce_stripe_missing_wc_notice' );
+	if ( ! class_exists('WooCommerce')) {
+		add_action('admin_notices', 'woocommerce_stripe_missing_wc_notice');
 		return;
 	}
 
-	if ( version_compare( WC_VERSION, WC_STRIPE_MIN_WC_VER, '<' ) ) {
-		add_action( 'admin_notices', 'woocommerce_stripe_wc_not_supported' );
+	if (version_compare(WC_VERSION, WC_STRIPE_MIN_WC_VER, '<')) {
+		add_action('admin_notices', 'woocommerce_stripe_wc_not_supported');
 		return;
 	}
 
-	if ( ! class_exists( 'WC_Stripe' ) ) :
+	if ( ! class_exists('WC_Stripe')) :
 
 		class WC_Stripe {
 
@@ -84,7 +84,7 @@ 
 			 * @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;
@@ -111,7 +111,7 @@ 
 			 * *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();
 			}
 
@@ -122,53 +122,53 @@ 
 			 * @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( 'plugin_row_meta', array( $this, 'plugin_row_meta' ), 10, 2 );
+				add_filter('woocommerce_payment_gateways', array($this, 'add_gateways'));
+				add_filter('plugin_action_links_' . plugin_basename(__FILE__), array($this, 'plugin_action_links'));
+				add_filter('plugin_row_meta', array($this, 'plugin_row_meta'), 10, 2);
 
 				// Modify emails emails.
-				add_filter( 'woocommerce_email_classes', array( $this, 'add_emails' ), 20 );
+				add_filter('woocommerce_email_classes', array($this, 'add_emails'), 20);
 
-				if ( version_compare( WC_VERSION, '3.4', '<' ) ) {
-					add_filter( 'woocommerce_get_sections_checkout', array( $this, 'filter_gateway_order_admin' ) );
+				if (version_compare(WC_VERSION, '3.4', '<')) {
+					add_filter('woocommerce_get_sections_checkout', array($this, 'filter_gateway_order_admin'));
 				}
 			}
 
@@ -179,8 +179,8 @@ 
 			 * @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);
 			}
 
 			/**
@@ -190,15 +190,15 @@ 
 			 * @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();
@@ -211,11 +211,11 @@ 
 			 * @since 1.0.0
 			 * @version 4.0.0
 			 */
-			public function plugin_action_links( $links ) {
+			public function plugin_action_links($links) {
 				$plugin_links = array(
-					'<a href="admin.php?page=wc-settings&tab=checkout&section=stripe">' . esc_html__( 'Settings', 'woocommerce-gateway-stripe' ) . '</a>',
+					'<a href="admin.php?page=wc-settings&tab=checkout&section=stripe">' . esc_html__('Settings', 'woocommerce-gateway-stripe') . '</a>',
 				);
-				return array_merge( $plugin_links, $links );
+				return array_merge($plugin_links, $links);
 			}
 
 			/**
@@ -226,13 +226,13 @@ 
 			 * @param  string $file  Name of current file.
 			 * @return array  $links Update list of plugin links.
 			 */
-			public function plugin_row_meta( $links, $file ) {
-				if ( plugin_basename( __FILE__ ) === $file ) {
+			public function plugin_row_meta($links, $file) {
+				if (plugin_basename(__FILE__) === $file) {
 					$row_meta = array(
-						'docs'    => '<a href="' . esc_url( apply_filters( 'woocommerce_gateway_stripe_docs_url', 'https://docs.woocommerce.com/document/stripe/' ) ) . '" title="' . esc_attr( __( 'View Documentation', 'woocommerce-gateway-stripe' ) ) . '">' . __( 'Docs', 'woocommerce-gateway-stripe' ) . '</a>',
-						'support' => '<a href="' . esc_url( apply_filters( 'woocommerce_gateway_stripe_support_url', 'https://woocommerce.com/my-account/create-a-ticket?select=18627' ) ) . '" title="' . esc_attr( __( 'Open a support request at WooCommerce.com', 'woocommerce-gateway-stripe' ) ) . '">' . __( 'Support', 'woocommerce-gateway-stripe' ) . '</a>',
+						'docs'    => '<a href="' . esc_url(apply_filters('woocommerce_gateway_stripe_docs_url', 'https://docs.woocommerce.com/document/stripe/')) . '" title="' . esc_attr(__('View Documentation', 'woocommerce-gateway-stripe')) . '">' . __('Docs', 'woocommerce-gateway-stripe') . '</a>',
+						'support' => '<a href="' . esc_url(apply_filters('woocommerce_gateway_stripe_support_url', 'https://woocommerce.com/my-account/create-a-ticket?select=18627')) . '" title="' . esc_attr(__('Open a support request at WooCommerce.com', 'woocommerce-gateway-stripe')) . '">' . __('Support', 'woocommerce-gateway-stripe') . '</a>',
 					);
-					return array_merge( $links, $row_meta );
+					return array_merge($links, $row_meta);
 				}
 				return (array) $links;
 			}
@@ -243,8 +243,8 @@ 
 			 * @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 {
@@ -270,28 +270,28 @@ 
 			 * @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;
 			}
@@ -302,16 +302,16 @@ 
 			 * @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;
 			}

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

Spacing +60 added lines, -60 removed lines

@@ -5,7 +5,7 @@ 
  * @since 4.0.6
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -53,23 +53,23 @@ 
 	public $apple_pay_verify_notice;
 
 	public function __construct() {
-		add_action( 'woocommerce_stripe_updated', array( $this, 'verify_domain_if_needed' ) );
-		add_action( 'update_option_woocommerce_stripe_settings', array( $this, 'verify_domain_on_new_secret_key' ), 10, 2 );
+		add_action('woocommerce_stripe_updated', array($this, 'verify_domain_if_needed'));
+		add_action('update_option_woocommerce_stripe_settings', array($this, 'verify_domain_on_new_secret_key'), 10, 2);
 
-		$this->stripe_settings         = get_option( 'woocommerce_stripe_settings', array() );
-		$this->stripe_enabled          = $this->get_option( 'enabled' );
-		$this->payment_request         = 'yes' === $this->get_option( 'payment_request', 'yes' );
-		$this->apple_pay_domain_set    = 'yes' === $this->get_option( 'apple_pay_domain_set', 'no' );
+		$this->stripe_settings         = get_option('woocommerce_stripe_settings', array());
+		$this->stripe_enabled          = $this->get_option('enabled');
+		$this->payment_request         = 'yes' === $this->get_option('payment_request', 'yes');
+		$this->apple_pay_domain_set    = 'yes' === $this->get_option('apple_pay_domain_set', 'no');
 		$this->apple_pay_verify_notice = '';
 		$this->secret_key              = $this->get_secret_key();
 
-		if ( empty( $this->stripe_settings ) ) {
+		if (empty($this->stripe_settings)) {
 			return;
 		}
 
 		$this->init_apple_pay();
 
-		add_action( 'admin_notices', array( $this, 'admin_notices' ) );
+		add_action('admin_notices', array($this, 'admin_notices'));
 	}
 
 	/**
@@ -80,13 +80,13 @@ 
 	 * @param string default
 	 * @return string $setting_value
 	 */
-	public function get_option( $setting = '', $default = '' ) {
-		if ( empty( $this->stripe_settings ) ) {
+	public function get_option($setting = '', $default = '') {
+		if (empty($this->stripe_settings)) {
 			return $default;
 		}
 
-		if ( ! empty( $this->stripe_settings[ $setting ] ) ) {
-			return $this->stripe_settings[ $setting ];
+		if ( ! empty($this->stripe_settings[$setting])) {
+			return $this->stripe_settings[$setting];
 		}
 
 		return $default;
@@ -99,8 +99,8 @@ 
 	 * @return string Secret key.
 	 */
 	private function get_secret_key() {
-		$testmode = 'yes' === $this->get_option( 'testmode', 'no' );
-		return $testmode ? $this->get_option( 'test_secret_key' ) : $this->get_option( 'secret_key' );
+		$testmode = 'yes' === $this->get_option('testmode', 'no');
+		return $testmode ? $this->get_option('test_secret_key') : $this->get_option('secret_key');
 	}
 
 	/**
@@ -112,9 +112,9 @@ 
 	public function init_apple_pay() {
 		if (
 			is_admin() &&
-			isset( $_GET['page'] ) && 'wc-settings' === $_GET['page'] &&
-			isset( $_GET['tab'] ) && 'checkout' === $_GET['tab'] &&
-			isset( $_GET['section'] ) && 'stripe' === $_GET['section'] &&
+			isset($_GET['page']) && 'wc-settings' === $_GET['page'] &&
+			isset($_GET['tab']) && 'checkout' === $_GET['tab'] &&
+			isset($_GET['section']) && 'stripe' === $_GET['section'] &&
 			$this->payment_request
 		) {
 			$this->verify_domain();
@@ -128,9 +128,9 @@ 
 	 * @version 3.1.0
 	 * @param string $secret_key
 	 */
-	private function register_domain_with_apple( $secret_key = '' ) {
-		if ( empty( $secret_key ) ) {
-			throw new Exception( __( 'Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe' ) );
+	private function register_domain_with_apple($secret_key = '') {
+		if (empty($secret_key)) {
+			throw new Exception(__('Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe'));
 		}
 
 		$endpoint = 'https://api.stripe.com/v1/apple_pay/domains';
@@ -148,22 +148,22 @@ 
 			$endpoint,
 			array(
 				'headers' => $headers,
-				'body'    => http_build_query( $data ),
+				'body'    => http_build_query($data),
 			)
 		);
 
-		if ( is_wp_error( $response ) ) {
+		if (is_wp_error($response)) {
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $response->get_error_message() ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $response->get_error_message()));
 		}
 
-		if ( 200 !== $response['response']['code'] ) {
-			$parsed_response = json_decode( $response['body'] );
+		if (200 !== $response['response']['code']) {
+			$parsed_response = json_decode($response['body']);
 
 			$this->apple_pay_verify_notice = $parsed_response->error->message;
 
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $parsed_response->error->message ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $parsed_response->error->message));
 		}
 	}
 
@@ -177,43 +177,43 @@ 
 	 * @since 4.3.0
 	 * @return bool True on success, false on failure.
 	 */
-	public function update_domain_association_file( $force = false ) {
-			$path     = untrailingslashit( $_SERVER['DOCUMENT_ROOT'] );
+	public function update_domain_association_file($force = false) {
+			$path     = untrailingslashit($_SERVER['DOCUMENT_ROOT']);
 			$dir      = '.well-known';
 			$file     = 'apple-developer-merchantid-domain-association';
 			$fullpath = $path . '/' . $dir . '/' . $file;
 
-			$existing_contents = @file_get_contents( $fullpath );
-			$new_contents = @file_get_contents( WC_STRIPE_PLUGIN_PATH . '/' . $file );
-			if ( ( ! $existing_contents && ! $force ) || $existing_contents === $new_contents ) {
+			$existing_contents = @file_get_contents($fullpath);
+			$new_contents = @file_get_contents(WC_STRIPE_PLUGIN_PATH . '/' . $file);
+			if (( ! $existing_contents && ! $force) || $existing_contents === $new_contents) {
 				return true;
 			}
 
 			$error = null;
-			if ( ! file_exists( $path . '/' . $dir ) ) {
-				if ( ! @mkdir( $path . '/' . $dir, 0755 ) ) { // @codingStandardsIgnoreLine
-					$error = __( 'Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe' );
+			if ( ! file_exists($path . '/' . $dir)) {
+				if ( ! @mkdir($path . '/' . $dir, 0755)) { // @codingStandardsIgnoreLine
+					$error = __('Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe');
 				}
 			}
-			if ( ! @copy( WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath ) ) { // @codingStandardsIgnoreLine
-				$error = __( 'Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe' );
+			if ( ! @copy(WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath)) { // @codingStandardsIgnoreLine
+				$error = __('Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe');
 			}
 
-			if ( isset( $error ) ) {
+			if (isset($error)) {
 				$url            = 'https://' . $_SERVER['HTTP_HOST'] . '/' . $dir . '/' . $file;
-				$response       = wp_remote_get( $url );
-				$already_hosted = wp_remote_retrieve_body( $response ) === $new_contents;
-				if ( ! $already_hosted ) {
+				$response       = wp_remote_get($url);
+				$already_hosted = wp_remote_retrieve_body($response) === $new_contents;
+				if ( ! $already_hosted) {
 					WC_Stripe_Logger::log(
 						'Error: ' . $error . ' ' .
 						/* translators: expected domain association file URL */
-						sprintf( __( 'To enable Apple Pay, domain association file must be hosted at %s.', 'woocommerce-gateway-stripe' ), $url )
+						sprintf(__('To enable Apple Pay, domain association file must be hosted at %s.', 'woocommerce-gateway-stripe'), $url)
 					);
 				}
 				return $already_hosted;
 			}
 
-			WC_Stripe_Logger::log( 'Domain association file updated.' );
+			WC_Stripe_Logger::log('Domain association file updated.');
 			return true;
 	}
 
@@ -224,31 +224,31 @@ 
 	 * @version 3.1.0
 	 */
 	public function verify_domain() {
-		if ( ! $this->update_domain_association_file( true ) ) {
+		if ( ! $this->update_domain_association_file(true)) {
 			$this->stripe_settings['apple_pay_domain_set'] = 'no';
-			update_option( 'woocommerce_stripe_settings', $this->stripe_settings );
+			update_option('woocommerce_stripe_settings', $this->stripe_settings);
 			return;
 		}
 
 		try {
 			// At this point then the domain association folder and file should be available.
 			// Proceed to verify/and or verify again.
-			$this->register_domain_with_apple( $this->secret_key );
+			$this->register_domain_with_apple($this->secret_key);
 
 			// No errors to this point, verification success!
 			$this->stripe_settings['apple_pay_domain_set'] = 'yes';
 			$this->apple_pay_domain_set                    = true;
 
-			update_option( 'woocommerce_stripe_settings', $this->stripe_settings );
+			update_option('woocommerce_stripe_settings', $this->stripe_settings);
 
-			WC_Stripe_Logger::log( 'Your domain has been verified with Apple Pay!' );
+			WC_Stripe_Logger::log('Your domain has been verified with Apple Pay!');
 
-		} catch ( Exception $e ) {
+		} catch (Exception $e) {
 			$this->stripe_settings['apple_pay_domain_set'] = 'no';
 
-			update_option( 'woocommerce_stripe_settings', $this->stripe_settings );
+			update_option('woocommerce_stripe_settings', $this->stripe_settings);
 
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 		}
 	}
 
@@ -258,14 +258,14 @@ 
 	 * @since 4.5.3
 	 * @version 4.5.3
 	 */
-	public function verify_domain_on_new_secret_key( $prev_settings, $settings ) {
+	public function verify_domain_on_new_secret_key($prev_settings, $settings) {
 		$this->stripe_settings = $prev_settings;
 		$prev_secret_key = $this->get_secret_key();
 
 		$this->stripe_settings = $settings;
 		$this->secret_key = $this->get_secret_key();
 
-		if ( ! empty( $this->secret_key ) && $this->secret_key !== $prev_secret_key ) {
+		if ( ! empty($this->secret_key) && $this->secret_key !== $prev_secret_key) {
 			$this->verify_domain();
 		}
 	}
@@ -277,7 +277,7 @@ 
 	 * @version 4.5.3
 	 */
 	public function verify_domain_if_needed() {
-		if ( $this->apple_pay_domain_set ) {
+		if ($this->apple_pay_domain_set) {
 			$this->update_domain_association_file();
 		} else {
 			$this->verify_domain();
@@ -290,15 +290,15 @@ 
 	 * @since 4.0.6
 	 */
 	public function admin_notices() {
-		if ( ! $this->stripe_enabled ) {
+		if ( ! $this->stripe_enabled) {
 			return;
 		}
 
-		if ( ! current_user_can( 'manage_woocommerce' ) ) {
+		if ( ! current_user_can('manage_woocommerce')) {
 			return;
 		}
 
-		if ( $this->payment_request && ! empty( $this->apple_pay_verify_notice ) ) {
+		if ($this->payment_request && ! empty($this->apple_pay_verify_notice)) {
 			$allowed_html = array(
 				'a' => array(
 					'href'  => array(),
@@ -306,7 +306,7 @@ 
 				),
 			);
 
-			echo '<div class="error stripe-apple-pay-message"><p>' . wp_kses( make_clickable( $this->apple_pay_verify_notice ), $allowed_html ) . '</p></div>';
+			echo '<div class="error stripe-apple-pay-message"><p>' . wp_kses(make_clickable($this->apple_pay_verify_notice), $allowed_html) . '</p></div>';
 		}
 
 		/**
@@ -314,9 +314,9 @@ 
 		 * when setting screen is displayed. So if domain verification is not set,
 		 * something went wrong so lets notify user.
 		 */
-		if ( ! empty( $this->secret_key ) && $this->payment_request && ! $this->apple_pay_domain_set ) {
+		if ( ! empty($this->secret_key) && $this->payment_request && ! $this->apple_pay_domain_set) {
 			/* translators: 1) HTML anchor open tag 2) HTML anchor closing tag */
-			echo '<div class="error stripe-apple-pay-message"><p>' . sprintf( __( 'Apple Pay domain verification failed. Please check the %1$slog%2$s to see the issue. (Logging must be enabled to see recorded logs)', 'woocommerce-gateway-stripe' ), '<a href="' . admin_url( 'admin.php?page=wc-status&tab=logs' ) . '">', '</a>' ) . '</p></div>';
+			echo '<div class="error stripe-apple-pay-message"><p>' . sprintf(__('Apple Pay domain verification failed. Please check the %1$slog%2$s to see the issue. (Logging must be enabled to see recorded logs)', 'woocommerce-gateway-stripe'), '<a href="' . admin_url('admin.php?page=wc-status&tab=logs') . '">', '</a>') . '</p></div>';
 		}
 	}
 }

includes/admin/stripe-settings.php

Spacing +67 added lines, -67 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -7,109 +7,109 @@ 
 	'wc_stripe_settings',
 	array(
 		'enabled'                       => array(
-			'title'       => __( 'Enable/Disable', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Enable Stripe', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Enable/Disable', 'woocommerce-gateway-stripe'),
+			'label'       => __('Enable Stripe', 'woocommerce-gateway-stripe'),
 			'type'        => 'checkbox',
 			'description' => '',
 			'default'     => 'no',
 		),
 		'title'                         => array(
-			'title'       => __( 'Title', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Title', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'This controls the title which the user sees during checkout.', 'woocommerce-gateway-stripe' ),
-			'default'     => __( 'Credit Card (Stripe)', 'woocommerce-gateway-stripe' ),
+			'description' => __('This controls the title which the user sees during checkout.', 'woocommerce-gateway-stripe'),
+			'default'     => __('Credit Card (Stripe)', 'woocommerce-gateway-stripe'),
 			'desc_tip'    => true,
 		),
 		'description'                   => array(
-			'title'       => __( 'Description', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Description', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'This controls the description which the user sees during checkout.', 'woocommerce-gateway-stripe' ),
-			'default'     => __( 'Pay with your credit card via Stripe.', 'woocommerce-gateway-stripe' ),
+			'description' => __('This controls the description which the user sees during checkout.', 'woocommerce-gateway-stripe'),
+			'default'     => __('Pay with your credit card via Stripe.', 'woocommerce-gateway-stripe'),
 			'desc_tip'    => true,
 		),
 		'webhook'                       => array(
-			'title'       => __( 'Webhook Endpoints', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Webhook Endpoints', 'woocommerce-gateway-stripe'),
 			'type'        => 'title',
 			/* translators: webhook URL */
 			'description' => $this->display_admin_settings_webhook_description(),
 		),
 		'testmode'                      => array(
-			'title'       => __( 'Test mode', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Enable Test Mode', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Test mode', 'woocommerce-gateway-stripe'),
+			'label'       => __('Enable Test Mode', 'woocommerce-gateway-stripe'),
 			'type'        => 'checkbox',
-			'description' => __( 'Place the payment gateway in test mode using test API keys.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Place the payment gateway in test mode using test API keys.', 'woocommerce-gateway-stripe'),
 			'default'     => 'yes',
 			'desc_tip'    => true,
 		),
 		'test_publishable_key'          => array(
-			'title'       => __( 'Test Publishable Key', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Test Publishable Key', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "pk_test_" will be saved.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "pk_test_" will be saved.', 'woocommerce-gateway-stripe'),
 			'default'     => '',
 			'desc_tip'    => true,
 		),
 		'test_secret_key'               => array(
-			'title'       => __( 'Test Secret Key', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Test Secret Key', 'woocommerce-gateway-stripe'),
 			'type'        => 'password',
-			'description' => __( 'Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "sk_test_" or "rk_test_" will be saved.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "sk_test_" or "rk_test_" will be saved.', 'woocommerce-gateway-stripe'),
 			'default'     => '',
 			'desc_tip'    => true,
 		),
 		'test_webhook_secret'           => array(
-			'title'       => __( 'Test Webhook Secret', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Test Webhook Secret', 'woocommerce-gateway-stripe'),
 			'type'        => 'password',
-			'description' => __( 'Get your webhook signing secret from the webhooks section in your stripe account.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Get your webhook signing secret from the webhooks section in your stripe account.', 'woocommerce-gateway-stripe'),
 			'default'     => '',
 			'desc_tip'    => true,
 		),
 		'publishable_key'               => array(
-			'title'       => __( 'Live Publishable Key', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Live Publishable Key', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "pk_live_" will be saved.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "pk_live_" will be saved.', 'woocommerce-gateway-stripe'),
 			'default'     => '',
 			'desc_tip'    => true,
 		),
 		'secret_key'                    => array(
-			'title'       => __( 'Live Secret Key', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Live Secret Key', 'woocommerce-gateway-stripe'),
 			'type'        => 'password',
-			'description' => __( 'Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "sk_live_" or "rk_live_" will be saved.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Get your API keys from your stripe account. Invalid values will be rejected. Only values starting with "sk_live_" or "rk_live_" will be saved.', 'woocommerce-gateway-stripe'),
 			'default'     => '',
 			'desc_tip'    => true,
 		),
 		'webhook_secret'               => array(
-			'title'       => __( 'Webhook Secret', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Webhook Secret', 'woocommerce-gateway-stripe'),
 			'type'        => 'password',
-			'description' => __( 'Get your webhook signing secret from the webhooks section in your stripe account.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Get your webhook signing secret from the webhooks section in your stripe account.', 'woocommerce-gateway-stripe'),
 			'default'     => '',
 			'desc_tip'    => true,
 		),
 		'inline_cc_form'                => array(
-			'title'       => __( 'Inline Credit Card Form', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Inline Credit Card Form', 'woocommerce-gateway-stripe'),
 			'type'        => 'checkbox',
-			'description' => __( 'Choose the style you want to show for your credit card form. When unchecked, the credit card form will display separate credit card number field, expiry date field and cvc field.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Choose the style you want to show for your credit card form. When unchecked, the credit card form will display separate credit card number field, expiry date field and cvc field.', 'woocommerce-gateway-stripe'),
 			'default'     => 'no',
 			'desc_tip'    => true,
 		),
 		'statement_descriptor'          => array(
-			'title'       => __( 'Statement Descriptor', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Statement Descriptor', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'Statement descriptors are limited to 22 characters, cannot use the special characters >, <, ", \, \', *, and must not consist solely of numbers. This will appear on your customer\'s statement in capital letters.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Statement descriptors are limited to 22 characters, cannot use the special characters >, <, ", \, \', *, and must not consist solely of numbers. This will appear on your customer\'s statement in capital letters.', 'woocommerce-gateway-stripe'),
 			'default'     => '',
 			'desc_tip'    => true,
 		),
 		'capture'                       => array(
-			'title'       => __( 'Capture', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Capture charge immediately', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Capture', 'woocommerce-gateway-stripe'),
+			'label'       => __('Capture charge immediately', 'woocommerce-gateway-stripe'),
 			'type'        => 'checkbox',
-			'description' => __( 'Whether or not to immediately capture the charge. When unchecked, the charge issues an authorization and will need to be captured later. Uncaptured charges expire in 7 days.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Whether or not to immediately capture the charge. When unchecked, the charge issues an authorization and will need to be captured later. Uncaptured charges expire in 7 days.', 'woocommerce-gateway-stripe'),
 			'default'     => 'yes',
 			'desc_tip'    => true,
 		),
 		'payment_request'               => array(
-			'title'       => __( 'Payment Request Buttons', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Payment Request Buttons', 'woocommerce-gateway-stripe'),
 			'label'       => sprintf(
 				/* translators: 1) br tag 2) Stripe anchor tag 3) Apple anchor tag 4) Stripe dashboard opening anchor tag 5) Stripe dashboard closing anchor tag */
-				__( 'Enable Payment Request Buttons. (Apple Pay/Google Pay) %1$sBy using Apple Pay, you agree to %2$s and %3$s\'s terms of service. (Apple Pay domain verification is performed automatically; configuration can be found on the %4$sStripe dashboard%5$s.)', 'woocommerce-gateway-stripe' ),
+				__('Enable Payment Request Buttons. (Apple Pay/Google Pay) %1$sBy using Apple Pay, you agree to %2$s and %3$s\'s terms of service. (Apple Pay domain verification is performed automatically; configuration can be found on the %4$sStripe dashboard%5$s.)', 'woocommerce-gateway-stripe'),
 				'<br />',
 				'<a href="https://stripe.com/apple-pay/legal" target="_blank">Stripe</a>',
 				'<a href="https://developer.apple.com/apple-pay/acceptable-use-guidelines-for-websites/" target="_blank">Apple</a>',
@@ -117,79 +117,79 @@ 
 				'</a>'
 			),
 			'type'        => 'checkbox',
-			'description' => __( 'If enabled, users will be able to pay using Apple Pay or Chrome Payment Request if supported by the browser.', 'woocommerce-gateway-stripe' ),
+			'description' => __('If enabled, users will be able to pay using Apple Pay or Chrome Payment Request if supported by the browser.', 'woocommerce-gateway-stripe'),
 			'default'     => 'yes',
 			'desc_tip'    => true,
 		),
 		'payment_request_button_type'   => array(
-			'title'       => __( 'Payment Request Button Type', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Button Type', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Payment Request Button Type', 'woocommerce-gateway-stripe'),
+			'label'       => __('Button Type', 'woocommerce-gateway-stripe'),
 			'type'        => 'select',
-			'description' => __( 'Select the button type you would like to show.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Select the button type you would like to show.', 'woocommerce-gateway-stripe'),
 			'default'     => 'buy',
 			'desc_tip'    => true,
 			'options'     => array(
-				'default' => __( 'Default', 'woocommerce-gateway-stripe' ),
-				'buy'     => __( 'Buy', 'woocommerce-gateway-stripe' ),
-				'donate'  => __( 'Donate', 'woocommerce-gateway-stripe' ),
-				'branded' => __( 'Branded', 'woocommerce-gateway-stripe' ),
-				'custom'  => __( 'Custom', 'woocommerce-gateway-stripe' ),
+				'default' => __('Default', 'woocommerce-gateway-stripe'),
+				'buy'     => __('Buy', 'woocommerce-gateway-stripe'),
+				'donate'  => __('Donate', 'woocommerce-gateway-stripe'),
+				'branded' => __('Branded', 'woocommerce-gateway-stripe'),
+				'custom'  => __('Custom', 'woocommerce-gateway-stripe'),
 			),
 		),
 		'payment_request_button_theme'  => array(
-			'title'       => __( 'Payment Request Button Theme', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Button Theme', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Payment Request Button Theme', 'woocommerce-gateway-stripe'),
+			'label'       => __('Button Theme', 'woocommerce-gateway-stripe'),
 			'type'        => 'select',
-			'description' => __( 'Select the button theme you would like to show.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Select the button theme you would like to show.', 'woocommerce-gateway-stripe'),
 			'default'     => 'dark',
 			'desc_tip'    => true,
 			'options'     => array(
-				'dark'          => __( 'Dark', 'woocommerce-gateway-stripe' ),
-				'light'         => __( 'Light', 'woocommerce-gateway-stripe' ),
-				'light-outline' => __( 'Light-Outline', 'woocommerce-gateway-stripe' ),
+				'dark'          => __('Dark', 'woocommerce-gateway-stripe'),
+				'light'         => __('Light', 'woocommerce-gateway-stripe'),
+				'light-outline' => __('Light-Outline', 'woocommerce-gateway-stripe'),
 			),
 		),
 		'payment_request_button_height' => array(
-			'title'       => __( 'Payment Request Button Height', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Button Height', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Payment Request Button Height', 'woocommerce-gateway-stripe'),
+			'label'       => __('Button Height', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'Enter the height you would like the button to be in pixels. Width will always be 100%.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Enter the height you would like the button to be in pixels. Width will always be 100%.', 'woocommerce-gateway-stripe'),
 			'default'     => '44',
 			'desc_tip'    => true,
 		),
 		'payment_request_button_label' => array(
-			'title'       => __( 'Payment Request Button Label', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Button Label', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Payment Request Button Label', 'woocommerce-gateway-stripe'),
+			'label'       => __('Button Label', 'woocommerce-gateway-stripe'),
 			'type'        => 'text',
-			'description' => __( 'Enter the custom text you would like the button to have.', 'woocommerce-gateway-stripe' ),
-			'default'     => __( 'Buy now', 'woocommerce-gateway-stripe' ),
+			'description' => __('Enter the custom text you would like the button to have.', 'woocommerce-gateway-stripe'),
+			'default'     => __('Buy now', 'woocommerce-gateway-stripe'),
 			'desc_tip'    => true,
 		),
 		'payment_request_button_branded_type' => array(
-			'title'       => __( 'Payment Request Branded Button Label Format', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Branded Button Label Format', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Payment Request Branded Button Label Format', 'woocommerce-gateway-stripe'),
+			'label'       => __('Branded Button Label Format', 'woocommerce-gateway-stripe'),
 			'type'        => 'select',
-			'description' => __( 'Select the branded button label format.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Select the branded button label format.', 'woocommerce-gateway-stripe'),
 			'default'     => 'long',
 			'desc_tip'    => true,
 			'options'     => array(
-				'short' => __( 'Logo only', 'woocommerce-gateway-stripe' ),
-				'long'  => __( 'Text and logo', 'woocommerce-gateway-stripe' ),
+				'short' => __('Logo only', 'woocommerce-gateway-stripe'),
+				'long'  => __('Text and logo', 'woocommerce-gateway-stripe'),
 			),
 		),
 		'saved_cards'                   => array(
-			'title'       => __( 'Saved Cards', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Enable Payment via Saved Cards', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Saved Cards', 'woocommerce-gateway-stripe'),
+			'label'       => __('Enable Payment via Saved Cards', 'woocommerce-gateway-stripe'),
 			'type'        => 'checkbox',
-			'description' => __( 'If enabled, users will be able to pay with a saved card during checkout. Card details are saved on Stripe servers, not on your store.', 'woocommerce-gateway-stripe' ),
+			'description' => __('If enabled, users will be able to pay with a saved card during checkout. Card details are saved on Stripe servers, not on your store.', 'woocommerce-gateway-stripe'),
 			'default'     => 'yes',
 			'desc_tip'    => true,
 		),
 		'logging'                       => array(
-			'title'       => __( 'Logging', 'woocommerce-gateway-stripe' ),
-			'label'       => __( 'Log debug messages', 'woocommerce-gateway-stripe' ),
+			'title'       => __('Logging', 'woocommerce-gateway-stripe'),
+			'label'       => __('Log debug messages', 'woocommerce-gateway-stripe'),
 			'type'        => 'checkbox',
-			'description' => __( 'Save debug messages to the WooCommerce System Status log.', 'woocommerce-gateway-stripe' ),
+			'description' => __('Save debug messages to the WooCommerce System Status log.', 'woocommerce-gateway-stripe'),
 			'default'     => 'no',
 			'desc_tip'    => true,
 		),

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

Spacing +203 added lines, -203 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);
 	}
 
 	/**
@@ -217,11 +217,11 @@ 
 	 * @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
@@ -230,141 +230,141 @@ 
 
 			$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 = $renewal_order->get_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' ) ) ) {
+				$renewal_order->set_transaction_id($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 = $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 $subscription ) {
+		foreach ($subscriptions as $subscription) {
 			$subscription_id = $subscription->get_id();
-			update_post_meta( $subscription_id, '_stripe_customer_id', $source->customer );
-			update_post_meta( $subscription_id, '_stripe_source_id', $source->source );
+			update_post_meta($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( $resubscribe_order->get_id(), '_stripe_customer_id' );
-		delete_post_meta( $resubscribe_order->get_id(), '_stripe_source_id' );
+	public function delete_resubscribe_meta($resubscribe_order) {
+		delete_post_meta($resubscribe_order->get_id(), '_stripe_customer_id');
+		delete_post_meta($resubscribe_order->get_id(), '_stripe_source_id');
 		// For BW compat will remove in future
-		delete_post_meta( $resubscribe_order->get_id(), '_stripe_card_id' );
+		delete_post_meta($resubscribe_order->get_id(), '_stripe_card_id');
 		// delete payment intent ID
-		delete_post_meta( $resubscribe_order->get_id(), '_stripe_intent_id' );
-		$this->delete_renewal_meta( $resubscribe_order );
+		delete_post_meta($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( $renewal_order->get_id(), '_stripe_intent_id' );
+		delete_post_meta($renewal_order->get_id(), '_stripe_intent_id');
 
 		return $renewal_order;
 	}
@@ -432,9 +432,9 @@ 
 	 * @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 ) {
-		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', $renewal_order->get_meta( '_stripe_source_id', true ) );
+	public function update_failing_payment_method($subscription, $renewal_order) {
+		update_post_meta($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));
 	}
 
 	/**
@@ -446,23 +446,23 @@ 
 	 * @param WC_Subscription $subscription An instance of a subscription object
 	 * @return array
 	 */
-	public function add_subscription_payment_meta( $payment_meta, $subscription ) {
+	public function add_subscription_payment_meta($payment_meta, $subscription) {
 		$subscription_id = $subscription->get_id();
-		$source_id       = get_post_meta( $subscription_id, '_stripe_source_id', true );
+		$source_id       = get_post_meta($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(
@@ -485,27 +485,27 @@ 
 	 * @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_' )
-					&& 0 !== strpos( $payment_meta['post_meta']['_stripe_source_id']['value'], 'src_' )
-					&& 0 !== strpos( $payment_meta['post_meta']['_stripe_source_id']['value'], 'pm_' )
+				! empty($payment_meta['post_meta']['_stripe_source_id']['value']) && (
+					0 !== strpos($payment_meta['post_meta']['_stripe_source_id']['value'], 'card_')
+					&& 0 !== strpos($payment_meta['post_meta']['_stripe_source_id']['value'], 'src_')
+					&& 0 !== strpos($payment_meta['post_meta']['_stripe_source_id']['value'], 'pm_')
 				)
 			) {
-				throw new Exception( __( 'Invalid source ID. A valid source "Stripe Source ID" must begin with "src_", "pm_", or "card_".', 'woocommerce-gateway-stripe' ) );
+				throw new Exception(__('Invalid source ID. A valid source "Stripe Source ID" must begin with "src_", "pm_", or "card_".', 'woocommerce-gateway-stripe'));
 			}
 		}
 	}
@@ -518,75 +518,75 @@ 
 	 * @param WC_Subscription $subscription the subscription details
 	 * @return string the subscription payment method
 	 */
-	public function maybe_render_subscription_payment_method( $payment_method_to_display, $subscription ) {
+	public function maybe_render_subscription_payment_method($payment_method_to_display, $subscription) {
 		$customer_user = $subscription->get_customer_id();
 
 		// bail for other payment methods
-		if ( $subscription->get_payment_method() !== $this->id || ! $customer_user ) {
+		if ($subscription->get_payment_method() !== $this->id || ! $customer_user) {
 			return $payment_method_to_display;
 		}
 
-		$stripe_source_id = get_post_meta( $subscription->get_id(), '_stripe_source_id', true );
+		$stripe_source_id = get_post_meta($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( $subscription->get_id(), '_stripe_card_id', true );
+		if (empty($stripe_source_id)) {
+			$stripe_source_id = get_post_meta($subscription->get_id(), '_stripe_card_id', true);
 
 			// Take this opportunity to update the key name.
-			update_post_meta( $subscription->get_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( $subscription->get_id(), '_stripe_customer_id', true );
+		$stripe_customer_id = get_post_meta($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( $subscription->get_parent_id(), '_stripe_customer_id', true );
-			$stripe_source_id   = get_post_meta( $subscription->get_parent_id(), '_stripe_source_id', true );
+		if (( ! $stripe_customer_id || ! is_string($stripe_customer_id)) && false !== $subscription->order) {
+			$stripe_customer_id = get_post_meta($subscription->get_parent_id(), '_stripe_customer_id', true);
+			$stripe_source_id   = get_post_meta($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( $subscription->get_parent_id(), '_stripe_card_id', true );
+			if (empty($stripe_source_id)) {
+				$stripe_source_id = get_post_meta($subscription->get_parent_id(), '_stripe_card_id', true);
 
 				// Take this opportunity to update the key name.
-				update_post_meta( $subscription->get_parent_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;
@@ -603,7 +603,7 @@ 
 	 */
 	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;
 		}
@@ -614,7 +614,7 @@ 
 	 */
 	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;
 		}
 	}
@@ -625,13 +625,13 @@ 
 	 * @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;
@@ -645,12 +645,12 @@ 
 		 *
 		 * @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;
 	}
@@ -661,7 +661,7 @@ 
 	 * @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,
@@ -678,12 +678,12 @@ 
 	 * @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');
 		}
 	}
 
@@ -693,12 +693,12 @@ 
 	 * @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/abstracts/abstract-wc-stripe-payment-gateway.php

Spacing +334 added lines, -334 removed lines

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