woocommerce / woocommerce-gateway-stripe

includes/class-wc-stripe-api.php

Doc Comments -1 removed lines

@@ -23,7 +23,6 @@
 
 	/**
 	 * Set secret API Key.
-	 * @param string $key
 	 */
 	public static function set_secret_key( $secret_key ) {
 		self::$secret_key = $secret_key;

Spacing +29 added lines, -29 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -26,7 +26,7 @@ 
 	 * Set secret API Key.
 	 * @param string $key
 	 */
-	public static function set_secret_key( $secret_key ) {
+	public static function set_secret_key($secret_key) {
 		self::$secret_key = $secret_key;
 	}
 
@@ -35,11 +35,11 @@ 
 	 * @return string
 	 */
 	public static function get_secret_key() {
-		if ( ! self::$secret_key ) {
-			$options = get_option( 'woocommerce_stripe_settings' );
+		if ( ! self::$secret_key) {
+			$options = get_option('woocommerce_stripe_settings');
 
-			if ( isset( $options['testmode'], $options['secret_key'], $options['test_secret_key'] ) ) {
-				self::set_secret_key( 'yes' === $options['testmode'] ? $options['test_secret_key'] : $options['secret_key'] );
+			if (isset($options['testmode'], $options['secret_key'], $options['test_secret_key'])) {
+				self::set_secret_key('yes' === $options['testmode'] ? $options['test_secret_key'] : $options['secret_key']);
 			}
 		}
 		return self::$secret_key;
@@ -78,12 +78,12 @@ 
 		$user_agent = self::get_user_agent();
 		$app_info   = $user_agent['application'];
 
-		return apply_filters( 'woocommerce_stripe_request_headers', array(
-			'Authorization'              => 'Basic ' . base64_encode( self::get_secret_key() . ':' ),
+		return apply_filters('woocommerce_stripe_request_headers', array(
+			'Authorization'              => 'Basic ' . base64_encode(self::get_secret_key() . ':'),
 			'Stripe-Version'             => self::STRIPE_API_VERSION,
 			'User-Agent'                 => $app_info['name'] . '/' . $app_info['version'] . ' (' . $app_info['url'] . ')',
-			'X-Stripe-Client-User-Agent' => json_encode( $user_agent ),
-		) );
+			'X-Stripe-Client-User-Agent' => json_encode($user_agent),
+		));
 	}
 
 	/**
@@ -96,16 +96,16 @@ 
 	 * @param bool $with_headers To get the response with headers.
 	 * @return array|WP_Error
 	 */
-	public static function request( $request, $api = 'charges', $method = 'POST', $with_headers = false ) {
-		WC_Stripe_Logger::log( "{$api} request: " . print_r( $request, true ) );
+	public static function request($request, $api = 'charges', $method = 'POST', $with_headers = false) {
+		WC_Stripe_Logger::log("{$api} request: " . print_r($request, true));
 
 		$headers = self::get_headers();
 
-		if ( 'charges' === $api && 'POST' === $method ) {
-			$customer = ! empty( $request['customer'] ) ? $request['customer'] : '';
-			$source   = ! empty( $request['source'] ) ? $request['source'] : $customer;
+		if ('charges' === $api && 'POST' === $method) {
+			$customer = ! empty($request['customer']) ? $request['customer'] : '';
+			$source   = ! empty($request['source']) ? $request['source'] : $customer;
 
-			$headers['Idempotency-Key'] = apply_filters( 'wc_stripe_idempotency_key', $request['metadata']['order_id'] . '-' . $source, $request );
+			$headers['Idempotency-Key'] = apply_filters('wc_stripe_idempotency_key', $request['metadata']['order_id'] . '-' . $source, $request);
 		}
 
 		$response = wp_safe_remote_post(
@@ -113,21 +113,21 @@ 
 			array(
 				'method'  => $method,
 				'headers' => $headers,
-				'body'    => apply_filters( 'woocommerce_stripe_request_body', $request, $api ),
+				'body'    => apply_filters('woocommerce_stripe_request_body', $request, $api),
 				'timeout' => 70,
 			)
 		);
 
-		if ( is_wp_error( $response ) || empty( $response['body'] ) ) {
-			WC_Stripe_Logger::log( 'Error Response: ' . print_r( $response, true ) );
-			throw new WC_Stripe_Exception( print_r( $response, true ), __( 'There was a problem connecting to the Stripe API endpoint.', 'woocommerce-gateway-stripe' ) );
+		if (is_wp_error($response) || empty($response['body'])) {
+			WC_Stripe_Logger::log('Error Response: ' . print_r($response, true));
+			throw new WC_Stripe_Exception(print_r($response, true), __('There was a problem connecting to the Stripe API endpoint.', 'woocommerce-gateway-stripe'));
 		}
 
-		if ( $with_headers ) {
-			return array( 'headers' => wp_remote_retrieve_headers( $response ), 'body' => json_decode( $response['body'] ) );
+		if ($with_headers) {
+			return array('headers' => wp_remote_retrieve_headers($response), 'body' => json_decode($response['body']));
 		}
 
-		return json_decode( $response['body'] );
+		return json_decode($response['body']);
 	}
 
 	/**
@@ -137,8 +137,8 @@ 
 	 * @version 4.0.0
 	 * @param string $api
 	 */
-	public static function retrieve( $api ) {
-		WC_Stripe_Logger::log( "{$api}" );
+	public static function retrieve($api) {
+		WC_Stripe_Logger::log("{$api}");
 
 		$response = wp_safe_remote_get(
 			self::ENDPOINT . $api,
@@ -149,11 +149,11 @@ 
 			)
 		);
 
-		if ( is_wp_error( $response ) || empty( $response['body'] ) ) {
-			WC_Stripe_Logger::log( 'Error Response: ' . print_r( $response, true ) );
-			return new WP_Error( 'stripe_error', __( 'There was a problem connecting to the Stripe API endpoint.', 'woocommerce-gateway-stripe' ) );
+		if (is_wp_error($response) || empty($response['body'])) {
+			WC_Stripe_Logger::log('Error Response: ' . print_r($response, true));
+			return new WP_Error('stripe_error', __('There was a problem connecting to the Stripe API endpoint.', 'woocommerce-gateway-stripe'));
 		}
 
-		return json_decode( $response['body'] );
+		return json_decode($response['body']);
 	}
 }

includes/payment-methods/class-wc-gateway-stripe-alipay.php

Doc Comments +1 added lines, -1 removed lines

@@ -289,7 +289,7 @@
 	 *
 	 * @param int  $order_id Reference.
 	 * @param bool $retry Should we retry on fail.
-	 * @param bool $force_save_source Force payment source to be saved.
+	 * @param bool $force_save_save Force payment source to be saved.
 	 *
 	 * @throws Exception If payment will not be accepted.
 	 *

Spacing +67 added lines, -67 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -57,9 +57,9 @@ 
 	 */
 	public function __construct() {
 		$this->id                   = 'stripe_alipay';
-		$this->method_title         = __( 'Stripe Alipay', 'woocommerce-gateway-stripe' );
+		$this->method_title         = __('Stripe Alipay', 'woocommerce-gateway-stripe');
 		/* translators: link */
-		$this->method_description   = sprintf( __( 'All other general Stripe settings can be adjusted <a href="%s">here</a>.', 'woocommerce-gateway-stripe' ), admin_url( 'admin.php?page=wc-settings&tab=checkout&section=stripe' ) );
+		$this->method_description   = sprintf(__('All other general Stripe settings can be adjusted <a href="%s">here</a>.', 'woocommerce-gateway-stripe'), admin_url('admin.php?page=wc-settings&tab=checkout&section=stripe'));
 		$this->supports             = array(
 			'products',
 			'refunds',
@@ -71,23 +71,23 @@ 
 		// Load the settings.
 		$this->init_settings();
 
-		$main_settings              = get_option( 'woocommerce_stripe_settings' );
-		$this->title                = $this->get_option( 'title' );
-		$this->description          = $this->get_option( 'description' );
-		$this->enabled              = $this->get_option( 'enabled' );
-		$this->testmode             = ( ! empty( $main_settings['testmode'] ) && 'yes' === $main_settings['testmode'] ) ? true : false;
-		$this->saved_cards          = ( ! empty( $main_settings['saved_cards'] ) && 'yes' === $main_settings['saved_cards'] ) ? true : false;
-		$this->publishable_key      = ! empty( $main_settings['publishable_key'] ) ? $main_settings['publishable_key'] : '';
-		$this->secret_key           = ! empty( $main_settings['secret_key'] ) ? $main_settings['secret_key'] : '';
-		$this->statement_descriptor = ! empty( $main_settings['statement_descriptor'] ) ? $main_settings['statement_descriptor'] : '';
-
-		if ( $this->testmode ) {
-			$this->publishable_key = ! empty( $main_settings['test_publishable_key'] ) ? $main_settings['test_publishable_key'] : '';
-			$this->secret_key      = ! empty( $main_settings['test_secret_key'] ) ? $main_settings['test_secret_key'] : '';
+		$main_settings              = get_option('woocommerce_stripe_settings');
+		$this->title                = $this->get_option('title');
+		$this->description          = $this->get_option('description');
+		$this->enabled              = $this->get_option('enabled');
+		$this->testmode             = ( ! empty($main_settings['testmode']) && 'yes' === $main_settings['testmode']) ? true : false;
+		$this->saved_cards          = ( ! empty($main_settings['saved_cards']) && 'yes' === $main_settings['saved_cards']) ? true : false;
+		$this->publishable_key      = ! empty($main_settings['publishable_key']) ? $main_settings['publishable_key'] : '';
+		$this->secret_key           = ! empty($main_settings['secret_key']) ? $main_settings['secret_key'] : '';
+		$this->statement_descriptor = ! empty($main_settings['statement_descriptor']) ? $main_settings['statement_descriptor'] : '';
+
+		if ($this->testmode) {
+			$this->publishable_key = ! empty($main_settings['test_publishable_key']) ? $main_settings['test_publishable_key'] : '';
+			$this->secret_key      = ! empty($main_settings['test_secret_key']) ? $main_settings['test_secret_key'] : '';
 		}
 
-		add_action( 'woocommerce_update_options_payment_gateways_' . $this->id, array( $this, 'process_admin_options' ) );
-		add_action( 'wp_enqueue_scripts', array( $this, 'payment_scripts' ) );
+		add_action('woocommerce_update_options_payment_gateways_' . $this->id, array($this, 'process_admin_options'));
+		add_action('wp_enqueue_scripts', array($this, 'payment_scripts'));
 	}
 
 	/**
@@ -98,7 +98,7 @@ 
 	 * @return array
 	 */
 	public function get_supported_currency() {
-		return apply_filters( 'wc_stripe_alipay_supported_currencies', array(
+		return apply_filters('wc_stripe_alipay_supported_currencies', array(
 			'EUR',
 			'AUD',
 			'CAD',
@@ -108,7 +108,7 @@ 
 			'NZD',
 			'SGD',
 			'USD',
-		) );
+		));
 	}
 
 	/**
@@ -119,7 +119,7 @@ 
 	 * @return bool
 	 */
 	public function is_available() {
-		if ( ! in_array( get_woocommerce_currency(), $this->get_supported_currency() ) ) {
+		if ( ! in_array(get_woocommerce_currency(), $this->get_supported_currency())) {
 			return false;
 		}
 
@@ -140,7 +140,7 @@ 
 
 		$icons_str .= $icons['alipay'];
 
-		return apply_filters( 'woocommerce_gateway_icon', $icons_str, $this->id );
+		return apply_filters('woocommerce_gateway_icon', $icons_str, $this->id);
 	}
 
 	/**
@@ -150,19 +150,19 @@ 
 	 * @version 4.0.0
 	 */
 	public function payment_scripts() {
-		if ( ! is_cart() && ! is_checkout() && ! isset( $_GET['pay_for_order'] ) && ! is_add_payment_method_page() ) {
+		if ( ! is_cart() && ! is_checkout() && ! isset($_GET['pay_for_order']) && ! is_add_payment_method_page()) {
 			return;
 		}
 
-		wp_enqueue_style( 'stripe_styles' );
-		wp_enqueue_script( 'woocommerce_stripe' );
+		wp_enqueue_style('stripe_styles');
+		wp_enqueue_script('woocommerce_stripe');
 	}
 
 	/**
 	 * Initialize Gateway Settings Form Fields.
 	 */
 	public function init_form_fields() {
-		$this->form_fields = require( WC_STRIPE_PLUGIN_PATH . '/includes/admin/stripe-alipay-settings.php' );
+		$this->form_fields = require(WC_STRIPE_PLUGIN_PATH . '/includes/admin/stripe-alipay-settings.php');
 	}
 
 	/**
@@ -174,25 +174,25 @@ 
 		$description = $this->get_description();
 
 		// If paying from order, we need to get total from order not cart.
-		if ( isset( $_GET['pay_for_order'] ) && ! empty( $_GET['key'] ) ) {
-			$order = wc_get_order( wc_get_order_id_by_order_key( wc_clean( $_GET['key'] ) ) );
+		if (isset($_GET['pay_for_order']) && ! empty($_GET['key'])) {
+			$order = wc_get_order(wc_get_order_id_by_order_key(wc_clean($_GET['key'])));
 			$total = $order->get_total();
 		}
 
-		if ( is_add_payment_method_page() ) {
-			$pay_button_text = __( 'Add Payment', 'woocommerce-gateway-stripe' );
-			$total        = '';
+		if (is_add_payment_method_page()) {
+			$pay_button_text = __('Add Payment', 'woocommerce-gateway-stripe');
+			$total = '';
 		} else {
 			$pay_button_text = '';
 		}
 
 		echo '<div
 			id="stripe-alipay-payment-data"
-			data-amount="' . esc_attr( WC_Stripe_Helper::get_stripe_amount( $total ) ) . '"
-			data-currency="' . esc_attr( strtolower( get_woocommerce_currency() ) ) . '">';
+			data-amount="' . esc_attr(WC_Stripe_Helper::get_stripe_amount($total)) . '"
+			data-currency="' . esc_attr(strtolower(get_woocommerce_currency())) . '">';
 
-		if ( $description ) {
-			echo apply_filters( 'wc_stripe_description', wpautop( wp_kses_post( $description ) ), $this->id );
+		if ($description) {
+			echo apply_filters('wc_stripe_description', wpautop(wp_kses_post($description)), $this->id);
 		}
 
 		echo '</div>';
@@ -206,24 +206,24 @@ 
 	 * @param object $order
 	 * @return mixed
 	 */
-	public function create_source( $order ) {
+	public function create_source($order) {
 		$currency              = WC_Stripe_Helper::is_pre_30() ? $order->get_order_currency() : $order->get_currency();
 		$order_id              = WC_Stripe_Helper::is_pre_30() ? $order->id : $order->get_id();
-		$return_url            = $this->get_stripe_return_url( $order );
+		$return_url            = $this->get_stripe_return_url($order);
 		$post_data             = array();
-		$post_data['amount']   = WC_Stripe_Helper::get_stripe_amount( $order->get_total(), $currency );
-		$post_data['currency'] = strtolower( $currency );
+		$post_data['amount']   = WC_Stripe_Helper::get_stripe_amount($order->get_total(), $currency);
+		$post_data['currency'] = strtolower($currency);
 		$post_data['type']     = 'alipay';
-		$post_data['owner']    = $this->get_owner_details( $order );
-		$post_data['redirect'] = array( 'return_url' => $return_url );
+		$post_data['owner']    = $this->get_owner_details($order);
+		$post_data['redirect'] = array('return_url' => $return_url);
 
-		if ( ! empty( $this->statement_descriptor ) ) {
-			$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor( $this->statement_descriptor );
+		if ( ! empty($this->statement_descriptor)) {
+			$post_data['statement_descriptor'] = WC_Stripe_Helper::clean_statement_descriptor($this->statement_descriptor);
 		}
 
-		WC_Stripe_Logger::log( 'Info: Begin creating Alipay source' );
+		WC_Stripe_Logger::log('Info: Begin creating Alipay source');
 
-		return WC_Stripe_API::request( apply_filters( 'wc_stripe_alipay_source', $post_data, $order ), 'sources' );
+		return WC_Stripe_API::request(apply_filters('wc_stripe_alipay_source', $post_data, $order), 'sources');
 	}
 
 	/**
@@ -237,53 +237,53 @@ 
 	 *
 	 * @return array|void
 	 */
-	public function process_payment( $order_id, $retry = true, $force_save_save = false ) {
+	public function process_payment($order_id, $retry = true, $force_save_save = false) {
 		try {
-			$order = wc_get_order( $order_id );
+			$order = wc_get_order($order_id);
 
 			// This will throw exception if not valid.
-			$this->validate_minimum_order_amount( $order );
+			$this->validate_minimum_order_amount($order);
 
 			// This comes from the create account checkbox in the checkout page.
-			$create_account = ! empty( $_POST['createaccount'] ) ? true : false;
+			$create_account = ! empty($_POST['createaccount']) ? true : false;
 
-			if ( $create_account ) {
+			if ($create_account) {
 				$new_customer_id     = WC_Stripe_Helper::is_pre_30() ? $order->customer_user : $order->get_customer_id();
-				$new_stripe_customer = new WC_Stripe_Customer( $new_customer_id );
+				$new_stripe_customer = new WC_Stripe_Customer($new_customer_id);
 				$new_stripe_customer->create_customer();
 			}
 
-			$response = $this->create_source( $order );
+			$response = $this->create_source($order);
 
-			if ( ! empty( $response->error ) ) {
-				$order->add_order_note( $response->error->message );
+			if ( ! empty($response->error)) {
+				$order->add_order_note($response->error->message);
 
-				throw new WC_Stripe_Exception( print_r( $response, true ), $response->error->message );
+				throw new WC_Stripe_Exception(print_r($response, true), $response->error->message);
 			}
 
-			if ( WC_Stripe_Helper::is_pre_30() ) {
-				update_post_meta( $order_id, '_stripe_source_id', $response->id );
+			if (WC_Stripe_Helper::is_pre_30()) {
+				update_post_meta($order_id, '_stripe_source_id', $response->id);
 			} else {
-				$order->update_meta_data( '_stripe_source_id', $response->id );
+				$order->update_meta_data('_stripe_source_id', $response->id);
 				$order->save();
 			}
 
-			WC_Stripe_Logger::log( 'Info: Redirecting to Alipay...' );
+			WC_Stripe_Logger::log('Info: Redirecting to Alipay...');
 
 			return array(
 				'result'   => 'success',
-				'redirect' => esc_url_raw( $response->redirect->url ),
+				'redirect' => esc_url_raw($response->redirect->url),
 			);
-		} catch ( WC_Stripe_Exception $e ) {
-			wc_add_notice( $e->getLocalizedMessage(), 'error' );
-			WC_Stripe_Logger::log( 'Error: ' . $e->getMessage() );
+		} catch (WC_Stripe_Exception $e) {
+			wc_add_notice($e->getLocalizedMessage(), 'error');
+			WC_Stripe_Logger::log('Error: ' . $e->getMessage());
 
-			do_action( 'wc_gateway_stripe_process_payment_error', $e, $order );
+			do_action('wc_gateway_stripe_process_payment_error', $e, $order);
 
-			$statuses = array( 'pending', 'failed' );
+			$statuses = array('pending', 'failed');
 
-			if ( $order->has_status( $statuses ) ) {
-				$this->send_failed_order_email( $order_id );
+			if ($order->has_status($statuses)) {
+				$this->send_failed_order_email($order_id);
 			}
 
 			return array(

includes/class-wc-stripe-sepa-payment-token.php

Spacing +9 added lines, -9 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 
@@ -35,10 +35,10 @@ 
 	 * @param  string $deprecated Deprecated since WooCommerce 3.0
 	 * @return string
 	 */
-	public function get_display_name( $deprecated = '' ) {
+	public function get_display_name($deprecated = '') {
 		$display = sprintf(
 			/* translators: last 4 digits of IBAN account */
-			__( 'SEPA IBAN ending in %s', 'woocommerce-gateway-stripe' ),
+			__('SEPA IBAN ending in %s', 'woocommerce-gateway-stripe'),
 			$this->get_last4()
 		);
 
@@ -66,11 +66,11 @@ 
 	 * @return boolean True if the passed data is valid
 	 */
 	public function validate() {
-		if ( false === parent::validate() ) {
+		if (false === parent::validate()) {
 			return false;
 		}
 
-		if ( ! $this->get_last4( 'edit' ) ) {
+		if ( ! $this->get_last4('edit')) {
 			return false;
 		}
 
@@ -85,8 +85,8 @@ 
 	 * @param  string $context
 	 * @return string Last 4 digits
 	 */
-	public function get_last4( $context = 'view' ) {
-		return $this->get_prop( 'last4', $context );
+	public function get_last4($context = 'view') {
+		return $this->get_prop('last4', $context);
 	}
 
 	/**
@@ -95,7 +95,7 @@ 
 	 * @version 4.0.0
 	 * @param string $last4
 	 */
-	public function set_last4( $last4 ) {
-		$this->set_prop( 'last4', $last4 );
+	public function set_last4($last4) {
+		$this->set_prop('last4', $last4);
 	}
 }

includes/class-wc-stripe-exception.php

Spacing +3 added lines, -3 removed lines

@@ -7,7 +7,7 @@ 
  * @since 4.0.2
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 
@@ -23,9 +23,9 @@ 
 	 * @param string $error_message Full response
 	 * @param string $localized_message user-friendly translated error message
 	 */
-	public function __construct( $error_message = '', $localized_message = '' ) {
+	public function __construct($error_message = '', $localized_message = '') {
 		$this->localized_message = $localized_message;
-		parent::__construct( $error_message );
+		parent::__construct($error_message);
 	}
 
 	/**

includes/class-wc-stripe-customer.php

Doc Comments -1 removed lines

@@ -213,7 +213,6 @@
 	/**
 	 * Get a customers saved sources using their Stripe ID.
 	 *
-	 * @param  string $customer_id
 	 * @return array
 	 */
 	public function get_sources() {

Spacing +83 added lines, -83 removed lines

@@ -1,5 +1,5 @@ 
 <?php
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -32,10 +32,10 @@ 
 	 * Constructor
 	 * @param int $user_id The WP user ID
 	 */
-	public function __construct( $user_id = 0 ) {
-		if ( $user_id ) {
-			$this->set_user_id( $user_id );
-			$this->set_id( get_user_meta( $user_id, '_stripe_customer_id', true ) );
+	public function __construct($user_id = 0) {
+		if ($user_id) {
+			$this->set_user_id($user_id);
+			$this->set_id(get_user_meta($user_id, '_stripe_customer_id', true));
 		}
 	}
 
@@ -51,15 +51,15 @@ 
 	 * Set Stripe customer ID.
 	 * @param [type] $id [description]
 	 */
-	public function set_id( $id ) {
+	public function set_id($id) {
 		// Backwards compat for customer ID stored in array format. (Pre 3.0)
-		if ( is_array( $id ) && isset( $id['customer_id'] ) ) {
+		if (is_array($id) && isset($id['customer_id'])) {
 			$id = $id['customer_id'];
 
-			update_user_meta( $this->get_user_id(), '_stripe_customer_id', $id );
+			update_user_meta($this->get_user_id(), '_stripe_customer_id', $id);
 		}
 
-		$this->id = wc_clean( $id );
+		$this->id = wc_clean($id);
 	}
 
 	/**
@@ -67,15 +67,15 @@ 
 	 * @return int
 	 */
 	public function get_user_id() {
-		return absint( $this->user_id );
+		return absint($this->user_id);
 	}
 
 	/**
 	 * Set User ID used by WordPress.
 	 * @param int $user_id
 	 */
-	public function set_user_id( $user_id ) {
-		$this->user_id = absint( $user_id );
+	public function set_user_id($user_id) {
+		$this->user_id = absint($user_id);
 	}
 
 	/**
@@ -83,13 +83,13 @@ 
 	 * @return WP_User
 	 */
 	protected function get_user() {
-		return $this->get_user_id() ? get_user_by( 'id', $this->get_user_id() ) : false;
+		return $this->get_user_id() ? get_user_by('id', $this->get_user_id()) : false;
 	}
 
 	/**
 	 * Store data from the Stripe API about this customer
 	 */
-	public function set_customer_data( $data ) {
+	public function set_customer_data($data) {
 		$this->customer_data = $data;
 	}
 
@@ -98,13 +98,13 @@ 
 	 * @param array $args
 	 * @return WP_Error|int
 	 */
-	public function create_customer( $args = array() ) {
-		$billing_email = isset( $_POST['billing_email'] ) ? filter_var( $_POST['billing_email'], FILTER_SANITIZE_EMAIL ) : '';
+	public function create_customer($args = array()) {
+		$billing_email = isset($_POST['billing_email']) ? filter_var($_POST['billing_email'], FILTER_SANITIZE_EMAIL) : '';
 		$user = $this->get_user();
 
-		if ( $user ) {
-			$billing_first_name = get_user_meta( $user->ID, 'billing_first_name', true );
-			$billing_last_name  = get_user_meta( $user->ID, 'billing_last_name', true );
+		if ($user) {
+			$billing_first_name = get_user_meta($user->ID, 'billing_first_name', true);
+			$billing_last_name  = get_user_meta($user->ID, 'billing_last_name', true);
 
 			$defaults = array(
 				'email'       => $user->user_email,
@@ -119,24 +119,24 @@ 
 
 		$metadata = array();
 
-		$defaults['metadata'] = apply_filters( 'wc_stripe_customer_metadata', $metadata, $user );
+		$defaults['metadata'] = apply_filters('wc_stripe_customer_metadata', $metadata, $user);
 
-		$args     = wp_parse_args( $args, $defaults );
-		$response = WC_Stripe_API::request( apply_filters( 'wc_stripe_create_customer_args', $args ), 'customers' );
+		$args     = wp_parse_args($args, $defaults);
+		$response = WC_Stripe_API::request(apply_filters('wc_stripe_create_customer_args', $args), 'customers');
 
-		if ( ! empty( $response->error ) ) {
-			throw new WC_Stripe_Exception( print_r( $response, true ), $response->error->message );
+		if ( ! empty($response->error)) {
+			throw new WC_Stripe_Exception(print_r($response, true), $response->error->message);
 		}
 
-		$this->set_id( $response->id );
+		$this->set_id($response->id);
 		$this->clear_cache();
-		$this->set_customer_data( $response );
+		$this->set_customer_data($response);
 
-		if ( $this->get_user_id() ) {
-			update_user_meta( $this->get_user_id(), '_stripe_customer_id', $response->id );
+		if ($this->get_user_id()) {
+			update_user_meta($this->get_user_id(), '_stripe_customer_id', $response->id);
 		}
 
-		do_action( 'woocommerce_stripe_add_customer', $args, $response );
+		do_action('woocommerce_stripe_add_customer', $args, $response);
 
 		return $response->id;
 	}
@@ -148,11 +148,11 @@ 
 	 * @since 4.1.2
 	 * @param array $error
 	 */
-	public function is_no_such_customer_error( $error ) {
+	public function is_no_such_customer_error($error) {
 		return (
 			$error &&
 			'invalid_request_error' === $error->type &&
-			preg_match( '/No such customer/i', $error->message )
+			preg_match('/No such customer/i', $error->message)
 		);
 	}
 
@@ -162,74 +162,74 @@ 
 	 * @param bool $retry
 	 * @return WP_Error|int
 	 */
-	public function add_source( $source_id, $retry = true ) {
-		if ( ! $this->get_id() ) {
-			$this->set_id( $this->create_customer() );
+	public function add_source($source_id, $retry = true) {
+		if ( ! $this->get_id()) {
+			$this->set_id($this->create_customer());
 		}
 
-		$response = WC_Stripe_API::request( array(
+		$response = WC_Stripe_API::request(array(
 			'source' => $source_id,
-		), 'customers/' . $this->get_id() . '/sources' );
+		), 'customers/' . $this->get_id() . '/sources');
 
 		$wc_token = false;
 
-		if ( ! empty( $response->error ) ) {
+		if ( ! empty($response->error)) {
 			// It is possible the WC user once was linked to a customer on Stripe
 			// but no longer exists. Instead of failing, lets try to create a
 			// new customer.
-			if ( $this->is_no_such_customer_error( $response->error ) ) {
-				delete_user_meta( $this->get_user_id(), '_stripe_customer_id' );
+			if ($this->is_no_such_customer_error($response->error)) {
+				delete_user_meta($this->get_user_id(), '_stripe_customer_id');
 				$this->create_customer();
-				return $this->add_source( $source_id, false );
+				return $this->add_source($source_id, false);
 			} else {
 				return $response;
 			}
-		} elseif ( empty( $response->id ) ) {
-			return new WP_Error( 'error', __( 'Unable to add payment source.', 'woocommerce-gateway-stripe' ) );
+		} elseif (empty($response->id)) {
+			return new WP_Error('error', __('Unable to add payment source.', 'woocommerce-gateway-stripe'));
 		}
 
 		// Add token to WooCommerce.
-		if ( $this->get_user_id() && class_exists( 'WC_Payment_Token_CC' ) ) {
-			if ( ! empty( $response->type ) ) {
-				switch ( $response->type ) {
+		if ($this->get_user_id() && class_exists('WC_Payment_Token_CC')) {
+			if ( ! empty($response->type)) {
+				switch ($response->type) {
 					case 'alipay':
 						break;
 					case 'sepa_debit':
 						$wc_token = new WC_Payment_Token_SEPA();
-						$wc_token->set_token( $response->id );
-						$wc_token->set_gateway_id( 'stripe_sepa' );
-						$wc_token->set_last4( $response->sepa_debit->last4 );
+						$wc_token->set_token($response->id);
+						$wc_token->set_gateway_id('stripe_sepa');
+						$wc_token->set_last4($response->sepa_debit->last4);
 						break;
 					default:
-						if ( 'source' === $response->object && 'card' === $response->type ) {
+						if ('source' === $response->object && 'card' === $response->type) {
 							$wc_token = new WC_Payment_Token_CC();
-							$wc_token->set_token( $response->id );
-							$wc_token->set_gateway_id( 'stripe' );
-							$wc_token->set_card_type( strtolower( $response->card->brand ) );
-							$wc_token->set_last4( $response->card->last4 );
-							$wc_token->set_expiry_month( $response->card->exp_month );
-							$wc_token->set_expiry_year( $response->card->exp_year );
+							$wc_token->set_token($response->id);
+							$wc_token->set_gateway_id('stripe');
+							$wc_token->set_card_type(strtolower($response->card->brand));
+							$wc_token->set_last4($response->card->last4);
+							$wc_token->set_expiry_month($response->card->exp_month);
+							$wc_token->set_expiry_year($response->card->exp_year);
 						}
 						break;
 				}
 			} else {
 				// Legacy.
 				$wc_token = new WC_Payment_Token_CC();
-				$wc_token->set_token( $response->id );
-				$wc_token->set_gateway_id( 'stripe' );
-				$wc_token->set_card_type( strtolower( $response->brand ) );
-				$wc_token->set_last4( $response->last4 );
-				$wc_token->set_expiry_month( $response->exp_month );
-				$wc_token->set_expiry_year( $response->exp_year );
+				$wc_token->set_token($response->id);
+				$wc_token->set_gateway_id('stripe');
+				$wc_token->set_card_type(strtolower($response->brand));
+				$wc_token->set_last4($response->last4);
+				$wc_token->set_expiry_month($response->exp_month);
+				$wc_token->set_expiry_year($response->exp_year);
 			}
 
-			$wc_token->set_user_id( $this->get_user_id() );
+			$wc_token->set_user_id($this->get_user_id());
 			$wc_token->save();
 		}
 
 		$this->clear_cache();
 
-		do_action( 'woocommerce_stripe_add_source', $this->get_id(), $wc_token, $response, $source_id );
+		do_action('woocommerce_stripe_add_source', $this->get_id(), $wc_token, $response, $source_id);
 
 		return $response->id;
 	}
@@ -241,42 +241,42 @@ 
 	 * @return array
 	 */
 	public function get_sources() {
-		if ( ! $this->get_id() ) {
+		if ( ! $this->get_id()) {
 			return array();
 		}
 
-		$sources = get_transient( 'stripe_sources_' . $this->get_id() );
+		$sources = get_transient('stripe_sources_' . $this->get_id());
 
-		$response = WC_Stripe_API::request( array(
+		$response = WC_Stripe_API::request(array(
 			'limit'       => 100,
-		), 'customers/' . $this->get_id() . '/sources', 'GET' );
+		), 'customers/' . $this->get_id() . '/sources', 'GET');
 
-		if ( ! empty( $response->error ) ) {
+		if ( ! empty($response->error)) {
 			return array();
 		}
 
-		if ( is_array( $response->data ) ) {
+		if (is_array($response->data)) {
 			$sources = $response->data;
 		}
 
-		return empty( $sources ) ? array() : $sources;
+		return empty($sources) ? array() : $sources;
 	}
 
 	/**
 	 * Delete a source from stripe.
 	 * @param string $source_id
 	 */
-	public function delete_source( $source_id ) {
-		if ( ! $this->get_id() ) {
+	public function delete_source($source_id) {
+		if ( ! $this->get_id()) {
 			return false;
 		}
 
-		$response = WC_Stripe_API::request( array(), 'customers/' . $this->get_id() . '/sources/' . sanitize_text_field( $source_id ), 'DELETE' );
+		$response = WC_Stripe_API::request(array(), 'customers/' . $this->get_id() . '/sources/' . sanitize_text_field($source_id), 'DELETE');
 
 		$this->clear_cache();
 
-		if ( empty( $response->error ) ) {
-			do_action( 'wc_stripe_delete_source', $this->get_id(), $response );
+		if (empty($response->error)) {
+			do_action('wc_stripe_delete_source', $this->get_id(), $response);
 
 			return true;
 		}
@@ -288,15 +288,15 @@ 
 	 * Set default source in Stripe
 	 * @param string $source_id
 	 */
-	public function set_default_source( $source_id ) {
-		$response = WC_Stripe_API::request( array(
-			'default_source' => sanitize_text_field( $source_id ),
-		), 'customers/' . $this->get_id(), 'POST' );
+	public function set_default_source($source_id) {
+		$response = WC_Stripe_API::request(array(
+			'default_source' => sanitize_text_field($source_id),
+		), 'customers/' . $this->get_id(), 'POST');
 
 		$this->clear_cache();
 
-		if ( empty( $response->error ) ) {
-			do_action( 'wc_stripe_set_default_source', $this->get_id(), $response );
+		if (empty($response->error)) {
+			do_action('wc_stripe_set_default_source', $this->get_id(), $response);
 
 			return true;
 		}
@@ -308,8 +308,8 @@ 
 	 * Deletes caches for this users cards.
 	 */
 	public function clear_cache() {
-		delete_transient( 'stripe_sources_' . $this->get_id() );
-		delete_transient( 'stripe_customer_' . $this->get_id() );
+		delete_transient('stripe_sources_' . $this->get_id());
+		delete_transient('stripe_customer_' . $this->get_id());
 		$this->customer_data = array();
 	}
 }

tests/phpunit/test-wc-stripe.php

Spacing +26 added lines, -26 removed lines

@@ -2,12 +2,12 @@ 
 
 class WC_Stripe_Test extends WP_UnitTestCase {
 	public function test_constants_defined() {
-		$this->assertTrue( defined( 'WC_STRIPE_VERSION' ) );
-		$this->assertTrue( defined( 'WC_STRIPE_MIN_PHP_VER' ) );
-		$this->assertTrue( defined( 'WC_STRIPE_MIN_WC_VER' ) );
-		$this->assertTrue( defined( 'WC_STRIPE_MAIN_FILE' ) );
-		$this->assertTrue( defined( 'WC_STRIPE_PLUGIN_URL' ) );
-		$this->assertTrue( defined( 'WC_STRIPE_PLUGIN_PATH' ) );
+		$this->assertTrue(defined('WC_STRIPE_VERSION'));
+		$this->assertTrue(defined('WC_STRIPE_MIN_PHP_VER'));
+		$this->assertTrue(defined('WC_STRIPE_MIN_WC_VER'));
+		$this->assertTrue(defined('WC_STRIPE_MAIN_FILE'));
+		$this->assertTrue(defined('WC_STRIPE_PLUGIN_URL'));
+		$this->assertTrue(defined('WC_STRIPE_PLUGIN_PATH'));
 	}
 
 	/**
@@ -15,11 +15,11 @@ 
 	 * This test will see if we're indeed converting the price correctly.
 	 */
 	public function test_price_conversion_before_send_to_stripe() {
-		$this->assertEquals( 10050, WC_Stripe_Helper::get_stripe_amount( 100.50, 'USD' ) );
-		$this->assertEquals( 10050, WC_Stripe_Helper::get_stripe_amount( 10050, 'JPY' ) );
-		$this->assertEquals( 100, WC_Stripe_Helper::get_stripe_amount( 100.50, 'JPY' ) );
-		$this->assertEquals( 10050, WC_Stripe_Helper::get_stripe_amount( 100.50 ) );
-		$this->assertInternalType( 'int', WC_Stripe_Helper::get_stripe_amount( 100.50, 'USD' ) );
+		$this->assertEquals(10050, WC_Stripe_Helper::get_stripe_amount(100.50, 'USD'));
+		$this->assertEquals(10050, WC_Stripe_Helper::get_stripe_amount(10050, 'JPY'));
+		$this->assertEquals(100, WC_Stripe_Helper::get_stripe_amount(100.50, 'JPY'));
+		$this->assertEquals(10050, WC_Stripe_Helper::get_stripe_amount(100.50));
+		$this->assertInternalType('int', WC_Stripe_Helper::get_stripe_amount(100.50, 'USD'));
 	}
 
 	/**
@@ -33,37 +33,37 @@ 
 		$balance_fee1->net = 10000;
 		$balance_fee1->currency = 'USD';
 
-		$this->assertEquals( 105.00, WC_Stripe_Helper::format_balance_fee( $balance_fee1, 'fee' ) );
+		$this->assertEquals(105.00, WC_Stripe_Helper::format_balance_fee($balance_fee1, 'fee'));
 
 		$balance_fee2 = new stdClass();
 		$balance_fee2->fee = 10500;
 		$balance_fee2->net = 10000;
 		$balance_fee2->currency = 'JPY';
 
-		$this->assertEquals( 10500, WC_Stripe_Helper::format_balance_fee( $balance_fee2, 'fee' ) );
+		$this->assertEquals(10500, WC_Stripe_Helper::format_balance_fee($balance_fee2, 'fee'));
 
 		$balance_fee3 = new stdClass();
 		$balance_fee3->fee = 10500;
 		$balance_fee3->net = 10000;
 		$balance_fee3->currency = 'USD';
 
-		$this->assertEquals( 100.00, WC_Stripe_Helper::format_balance_fee( $balance_fee3, 'net' ) );
+		$this->assertEquals(100.00, WC_Stripe_Helper::format_balance_fee($balance_fee3, 'net'));
 
 		$balance_fee4 = new stdClass();
 		$balance_fee4->fee = 10500;
 		$balance_fee4->net = 10000;
 		$balance_fee4->currency = 'JPY';
 
-		$this->assertEquals( 10000, WC_Stripe_Helper::format_balance_fee( $balance_fee4, 'net' ) );
+		$this->assertEquals(10000, WC_Stripe_Helper::format_balance_fee($balance_fee4, 'net'));
 
 		$balance_fee5 = new stdClass();
 		$balance_fee5->fee = 10500;
 		$balance_fee5->net = 10000;
 		$balance_fee5->currency = 'USD';
 
-		$this->assertEquals( 105.00, WC_Stripe_Helper::format_balance_fee( $balance_fee5 ) );
+		$this->assertEquals(105.00, WC_Stripe_Helper::format_balance_fee($balance_fee5));
 
-		$this->assertInternalType( 'string', WC_Stripe_Helper::format_balance_fee( $balance_fee5 ) );
+		$this->assertInternalType('string', WC_Stripe_Helper::format_balance_fee($balance_fee5));
 	}
 
 	/**
@@ -76,28 +76,28 @@ 
 			'expected' => 'Tests Store',
 		);
 
-		$this->assertEquals( $statement_descriptor1['expected'], WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor1['actual'] ) );
+		$this->assertEquals($statement_descriptor1['expected'], WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor1['actual']));
 
 		$statement_descriptor2 = array(
 			'actual'   => 'Test\'s Store > Driving Course Range',
 			'expected' => 'Tests Store  Driving C',
 		);
 
-		$this->assertEquals( $statement_descriptor2['expected'], WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor2['actual'] ) );
+		$this->assertEquals($statement_descriptor2['expected'], WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor2['actual']));
 
 		$statement_descriptor3 = array(
 			'actual'   => 'Test\'s Store < Driving Course Range',
 			'expected' => 'Tests Store  Driving C',
 		);
 
-		$this->assertEquals( $statement_descriptor3['expected'], WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor3['actual'] ) );
+		$this->assertEquals($statement_descriptor3['expected'], WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor3['actual']));
 
 		$statement_descriptor4 = array(
 			'actual'   => 'Test\'s Store " Driving Course Range',
 			'expected' => 'Tests Store  Driving C',
 		);
 
-		$this->assertEquals( $statement_descriptor4['expected'], WC_Stripe_Helper::clean_statement_descriptor( $statement_descriptor4['actual'] ) );
+		$this->assertEquals($statement_descriptor4['expected'], WC_Stripe_Helper::clean_statement_descriptor($statement_descriptor4['actual']));
 	}
 
 	/**
@@ -109,12 +109,12 @@ 
 		$source = new stdClass();
 		$source->type = 'three_d_secure';
 
-		$this->assertEquals( true, $stripe->is_3ds_card( $source ) );
+		$this->assertEquals(true, $stripe->is_3ds_card($source));
 
 		$source = new stdClass();
 		$source->type = 'card';
 
-		$this->assertEquals( false, $stripe->is_3ds_card( $source ) );
+		$this->assertEquals(false, $stripe->is_3ds_card($source));
 	}
 
 	/**
@@ -128,20 +128,20 @@ 
 		$source->card = new stdClass();
 		$source->card->three_d_secure = 'required';
 
-		$this->assertEquals( true, $stripe->is_3ds_required( $source ) );
+		$this->assertEquals(true, $stripe->is_3ds_required($source));
 
 		$source = new stdClass();
 		$source->type = 'card';
 		$source->card = new stdClass();
 		$source->card->three_d_secure = 'optional';
 
-		$this->assertEquals( false, $stripe->is_3ds_required( $source ) );
+		$this->assertEquals(false, $stripe->is_3ds_required($source));
 
 		$source = new stdClass();
 		$source->type = 'card';
 		$source->card = new stdClass();
 		$source->card->three_d_secure = 'not_supported';
 
-		$this->assertEquals( false, $stripe->is_3ds_required( $source ) );
+		$this->assertEquals(false, $stripe->is_3ds_required($source));
 	}
 }

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-gateway-stripe/woocommerce-gateway-stripe.php';
 	require $plugin_dir . 'woocommerce/woocommerce.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' );
-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( $wc_tests_framework_base_dir . 'helpers/class-wc-helper-order.php' );
+$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');

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

Doc Comments +1 added lines, -1 removed lines

@@ -104,7 +104,7 @@
 	 * Get this instance.
 	 *
 	 * @since 4.0.6
-	 * @return class
+	 * @return WC_Stripe_Payment_Request
 	 */
 	public static function instance() {
 		return self::$_this;

Spacing +288 added lines, -288 removed lines

@@ -6,7 +6,7 @@ 
  * @since   4.0.0
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -71,36 +71,36 @@ 
 	 */
 	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->stripe_checkout_enabled = isset( $this->stripe_settings['stripe_checkout'] ) && 'yes' === $this->stripe_settings['stripe_checkout'];
-		$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'] : '';
+		$this->stripe_checkout_enabled = isset($this->stripe_settings['stripe_checkout']) && 'yes' === $this->stripe_settings['stripe_checkout'];
+		$this->total_label             = ! empty($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();
 	}
 
@@ -111,7 +111,7 @@ 
 	 * @return bool
 	 */
 	public function are_keys_set() {
-		if ( empty( $this->secret_key ) || empty( $this->publishable_key ) ) {
+		if (empty($this->secret_key) || empty($this->publishable_key)) {
 			return false;
 		}
 
@@ -135,18 +135,18 @@ 
 	 * @since 4.0.0
 	 */
 	public function set_session() {
-		if ( ! is_product() || ( isset( WC()->session ) && WC()->session->has_session() ) ) {
+		if ( ! is_product() || (isset(WC()->session) && WC()->session->has_session())) {
 			return;
 		}
 
-		$session_class = apply_filters( 'woocommerce_session_handler', 'WC_Session_Handler' );
+		$session_class = apply_filters('woocommerce_session_handler', 'WC_Session_Handler');
 		$wc_session    = new $session_class();
 
-		if ( version_compare( WC_VERSION, '3.3', '>=' ) ) {
+		if (version_compare(WC_VERSION, '3.3', '>=')) {
 			$wc_session->init();
 		}
 
-		$wc_session->set_customer_session_cookie( true );
+		$wc_session->set_customer_session_cookie(true);
 	}
 
 	/**
@@ -156,40 +156,40 @@ 
 	 * @version 4.0.0
 	 */
 	public function init() {
-		add_action( 'wp_enqueue_scripts', array( $this, 'scripts' ) );
+		add_action('wp_enqueue_scripts', array($this, 'scripts'));
 
 		/*
 		 * In order to display the Payment Request button in the correct position,
 		 * a new hook was added to WooCommerce 3.0. In older versions of WooCommerce,
 		 * CSS is used to position the button.
 		 */
-		if ( WC_Stripe_Helper::is_pre_30() ) {
-			add_action( 'woocommerce_after_add_to_cart_button', array( $this, 'display_payment_request_button_html' ), 1 );
-			add_action( 'woocommerce_after_add_to_cart_button', array( $this, 'display_payment_request_button_separator_html' ), 2 );
+		if (WC_Stripe_Helper::is_pre_30()) {
+			add_action('woocommerce_after_add_to_cart_button', array($this, 'display_payment_request_button_html'), 1);
+			add_action('woocommerce_after_add_to_cart_button', array($this, 'display_payment_request_button_separator_html'), 2);
 		} else {
-			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);
 	}
 
 	/**
@@ -200,7 +200,7 @@ 
 	 * @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';
 	}
 
 	/**
@@ -211,7 +211,7 @@ 
 	 * @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';
 	}
 
 	/**
@@ -222,7 +222,7 @@ 
 	 * @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';
 	}
 
 	/**
@@ -232,40 +232,40 @@ 
 	 * @version 4.0.0
 	 */
 	public function get_product_data() {
-		if ( ! is_product() ) {
+		if ( ! is_product()) {
 			return false;
 		}
 
 		global $post;
 
-		$product = wc_get_product( $post->ID );
+		$product = wc_get_product($post->ID);
 
 		$data  = array();
 		$items = array();
 
 		$items[] = array(
 			'label'  => WC_Stripe_Helper::is_pre_30() ? $product->name : $product->get_name(),
-			'amount' => WC_Stripe_Helper::get_stripe_amount( WC_Stripe_Helper::is_pre_30() ? $product->price : $product->get_price() ),
+			'amount' => WC_Stripe_Helper::get_stripe_amount(WC_Stripe_Helper::is_pre_30() ? $product->price : $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(
+			$data['shippingOptions'] = array(
 				'id'     => 'pending',
-				'label'  => __( 'Pending', 'woocommerce-gateway-stripe' ),
+				'label'  => __('Pending', 'woocommerce-gateway-stripe'),
 				'detail' => '',
 				'amount' => 0,
 			);
@@ -273,41 +273,41 @@ 
 
 		$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( WC_Stripe_Helper::is_pre_30() ? $product->price : $product->get_price() ),
+			'label'   => apply_filters('wc_stripe_payment_request_total_label', $this->total_label),
+			'amount'  => WC_Stripe_Helper::get_stripe_amount(WC_Stripe_Helper::is_pre_30() ? $product->price : $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;
 		}
 
-		if ( WC_Stripe_Helper::is_pre_30() ) {
-			$method_title = get_post_meta( $post->ID, '_payment_method_title', true );
+		if (WC_Stripe_Helper::is_pre_30()) {
+			$method_title = get_post_meta($post->ID, '_payment_method_title', true);
 		} else {
-			$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;
 		}
 
@@ -320,16 +320,16 @@ 
 	 * @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;
 		}
 
@@ -339,7 +339,7 @@ 
 		 * 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;
 		}
 
@@ -354,29 +354,29 @@ 
 	 * @param int $order_id
 	 * @param array $posted_data The posted data from checkout form.
 	 */
-	public function add_order_meta( $order_id, $posted_data ) {
-		if ( empty( $_POST['payment_request_type'] ) ) {
+	public function add_order_meta($order_id, $posted_data) {
+		if (empty($_POST['payment_request_type'])) {
 			return;
 		}
 
-		$order = wc_get_order( $order_id );
+		$order = wc_get_order($order_id);
 
-		$payment_request_type = wc_clean( $_POST['payment_request_type'] );
+		$payment_request_type = wc_clean($_POST['payment_request_type']);
 
-		if ( 'apple_pay' === $payment_request_type ) {
-			if ( WC_Stripe_Helper::is_pre_30() ) {
-				update_post_meta( $order_id, '_payment_method_title', 'Apple Pay (Stripe)' );
+		if ('apple_pay' === $payment_request_type) {
+			if (WC_Stripe_Helper::is_pre_30()) {
+				update_post_meta($order_id, '_payment_method_title', 'Apple Pay (Stripe)');
 			} else {
-				$order->set_payment_method_title( 'Apple Pay (Stripe)' );
+				$order->set_payment_method_title('Apple Pay (Stripe)');
 				$order->save();
 			}
 		}
 
-		if ( 'payment_request_api' === $payment_request_type ) {
-			if ( WC_Stripe_Helper::is_pre_30() ) {
-				update_post_meta( $order_id, '_payment_method_title', 'Chrome Payment Request (Stripe)' );
+		if ('payment_request_api' === $payment_request_type) {
+			if (WC_Stripe_Helper::is_pre_30()) {
+				update_post_meta($order_id, '_payment_method_title', 'Chrome Payment Request (Stripe)');
 			} else {
-				$order->set_payment_method_title( 'Chrome Payment Request (Stripe)' );
+				$order->set_payment_method_title('Chrome Payment Request (Stripe)');
 				$order->save();
 			}
 		}
@@ -390,7 +390,7 @@ 
 	 * @return array
 	 */
 	public function supported_product_types() {
-		return apply_filters( 'wc_stripe_payment_request_supported_types', array(
+		return apply_filters('wc_stripe_payment_request_supported_types', array(
 			'simple',
 			'variable',
 			'variation',
@@ -399,7 +399,7 @@ 
 			'bundle',
 			'composite',
 			'mix-and-match',
-		) );
+		));
 	}
 
 	/**
@@ -410,15 +410,15 @@ 
 	 * @return bool
 	 */
 	public function allowed_items_in_cart() {
-		foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
-			$_product = apply_filters( 'woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key );
+		foreach (WC()->cart->get_cart() as $cart_item_key => $cart_item) {
+			$_product = apply_filters('woocommerce_cart_item_product', $cart_item['data'], $cart_item, $cart_item_key);
 
-			if ( ! in_array( ( WC_Stripe_Helper::is_pre_30() ? $_product->product_type : $_product->get_type() ), $this->supported_product_types() ) ) {
+			if ( ! in_array((WC_Stripe_Helper::is_pre_30() ? $_product->product_type : $_product->get_type()), $this->supported_product_types())) {
 				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;
 			}
 		}
@@ -434,81 +434,81 @@ 
 	 */
 	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.');
 		}
 
-		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() ) {
+		if (is_product()) {
 			global $post;
 
-			$product = wc_get_product( $post->ID );
+			$product = wc_get_product($post->ID);
 
-			if ( ! is_object( $product ) || ! in_array( ( WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type() ), $this->supported_product_types() ) ) {
+			if ( ! is_object($product) || ! in_array((WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type()), $this->supported_product_types())) {
 				return;
 			}
 
-			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;
 			}
 		}
 
-		$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
+		$suffix = defined('SCRIPT_DEBUG') && SCRIPT_DEBUG ? '' : '.min';
 
-		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',
 			array(
-				'ajax_url' => WC_AJAX::get_endpoint( '%%endpoint%%' ),
+				'ajax_url' => WC_AJAX::get_endpoint('%%endpoint%%'),
 				'stripe'   => array(
 					'key'                => $this->publishable_key,
-					'allow_prepaid_card' => apply_filters( 'wc_stripe_allow_prepaid_card', true ) ? 'yes' : 'no',
+					'allow_prepaid_card' => apply_filters('wc_stripe_allow_prepaid_card', true) ? 'yes' : 'no',
 				),
 				'nonce'    => array(
-					'payment'                        => wp_create_nonce( 'wc-stripe-payment-request' ),
-					'shipping'                       => wp_create_nonce( 'wc-stripe-payment-request-shipping' ),
-					'update_shipping'                => wp_create_nonce( 'wc-stripe-update-shipping-method' ),
-					'checkout'                       => wp_create_nonce( 'woocommerce-process_checkout' ),
-					'add_to_cart'                    => wp_create_nonce( 'wc-stripe-add-to-cart' ),
-					'get_selected_product_data'      => wp_create_nonce( 'wc-stripe-get-selected-product-data' ),
-					'log_errors'                     => wp_create_nonce( 'wc-stripe-log-errors' ),
-					'clear_cart'                     => wp_create_nonce( 'wc-stripe-clear-cart' ),
+					'payment'                        => wp_create_nonce('wc-stripe-payment-request'),
+					'shipping'                       => wp_create_nonce('wc-stripe-payment-request-shipping'),
+					'update_shipping'                => wp_create_nonce('wc-stripe-update-shipping-method'),
+					'checkout'                       => wp_create_nonce('woocommerce-process_checkout'),
+					'add_to_cart'                    => wp_create_nonce('wc-stripe-add-to-cart'),
+					'get_selected_product_data'      => wp_create_nonce('wc-stripe-get-selected-product-data'),
+					'log_errors'                     => wp_create_nonce('wc-stripe-log-errors'),
+					'clear_cart'                     => wp_create_nonce('wc-stripe-clear-cart'),
 				),
 				'i18n'     => array(
-					'no_prepaid_card'  => __( 'Sorry, we\'re not accepting prepaid cards at this time.', 'woocommerce-gateway-stripe' ),
+					'no_prepaid_card'  => __('Sorry, we\'re not accepting prepaid cards at this time.', 'woocommerce-gateway-stripe'),
 					/* translators: Do not translate the [option] placeholder */
-					'unknown_shipping' => __( 'Unknown shipping option "[option]".', 'woocommerce-gateway-stripe' ),
+					'unknown_shipping' => __('Unknown shipping option "[option]".', 'woocommerce-gateway-stripe'),
 				),
 				'checkout' => array(
 					'url'            => wc_get_checkout_url(),
-					'currency_code'  => strtolower( get_woocommerce_currency() ),
-					'country_code'   => substr( get_option( 'woocommerce_default_country' ), 0, 2 ),
+					'currency_code'  => strtolower(get_woocommerce_currency()),
+					'country_code'   => substr(get_option('woocommerce_default_country'), 0, 2),
 					'needs_shipping' => WC()->cart->needs_shipping() ? 'yes' : 'no',
 				),
 				'button' => array(
 					'type'   => $this->get_button_type(),
 					'theme'  => $this->get_button_theme(),
 					'height' => $this->get_button_height(),
-					'locale' => substr( get_locale(), 0, 2 ), // Default format is en_US.
+					'locale' => substr(get_locale(), 0, 2), // Default format is en_US.
 				),
 				'is_product_page' => is_product(),
 				'product'         => $this->get_product_data(),
 			)
 		);
 
-		wp_enqueue_script( 'wc_stripe_payment_request' );
+		wp_enqueue_script('wc_stripe_payment_request');
 	}
 
 	/**
@@ -522,37 +522,37 @@ 
 
 		$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_product() && apply_filters( 'wc_stripe_hide_payment_request_on_product_page', false, $post ) ) {
+		if (is_product() && apply_filters('wc_stripe_hide_payment_request_on_product_page', false, $post)) {
 			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() ) {
-			$product = wc_get_product( $post->ID );
+		if (is_product()) {
+			$product = wc_get_product($post->ID);
 
-			if ( ! is_object( $product ) || ! in_array( ( WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type() ), $this->supported_product_types() ) ) {
+			if ( ! is_object($product) || ! in_array((WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type()), $this->supported_product_types())) {
 				return;
 			}
 
 			// 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;
 			}
 		} else {
-			if ( ! $this->allowed_items_in_cart() ) {
-				WC_Stripe_Logger::log( 'Items in the cart has unsupported product type ( Payment Request button disabled )' );
+			if ( ! $this->allowed_items_in_cart()) {
+				WC_Stripe_Logger::log('Items in the cart has unsupported product type ( Payment Request button disabled )');
 				return;
 			}
 		}
@@ -576,42 +576,42 @@ 
 
 		$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_product() && apply_filters( 'wc_stripe_hide_payment_request_on_product_page', false, $post ) ) {
+		if (is_product() && apply_filters('wc_stripe_hide_payment_request_on_product_page', false, $post)) {
 			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() ) {
-			$product = wc_get_product( $post->ID );
+		if (is_product()) {
+			$product = wc_get_product($post->ID);
 
-			if ( ! is_object( $product ) || ! in_array( ( WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type() ), $this->supported_product_types() ) ) {
+			if ( ! is_object($product) || ! in_array((WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type()), $this->supported_product_types())) {
 				return;
 			}
 
 			// 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;
 			}
 		} else {
-			if ( ! $this->allowed_items_in_cart() ) {
-				WC_Stripe_Logger::log( 'Items in the cart has unsupported product type ( Payment Request button disabled )' );
+			if ( ! $this->allowed_items_in_cart()) {
+				WC_Stripe_Logger::log('Items in the cart has unsupported product type ( Payment Request button disabled )');
 				return;
 			}
 		}
 		?>
-		<p id="wc-stripe-payment-request-button-separator" style="margin-top:1.5em;text-align:center;display:none;">&mdash; <?php esc_html_e( 'OR', 'woocommerce-gateway-stripe' ); ?> &mdash;</p>
+		<p id="wc-stripe-payment-request-button-separator" style="margin-top:1.5em;text-align:center;display:none;">&mdash; <?php esc_html_e('OR', 'woocommerce-gateway-stripe'); ?> &mdash;</p>
 		<?php
 	}
 
@@ -622,11 +622,11 @@ 
 	 * @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;
 	}
@@ -638,7 +638,7 @@ 
 	 * @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;
@@ -648,10 +648,10 @@ 
 	 * 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();
@@ -662,14 +662,14 @@ 
 		$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);
 	}
 
 	/**
@@ -680,47 +680,47 @@ 
 	 * @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');
 
 		try {
 			// Set the shipping package.
-			$posted = filter_input_array( INPUT_POST, array(
+			$posted = filter_input_array(INPUT_POST, array(
 				'country'   => FILTER_SANITIZE_STRING,
 				'state'     => FILTER_SANITIZE_STRING,
 				'postcode'  => FILTER_SANITIZE_STRING,
 				'city'      => FILTER_SANITIZE_STRING,
 				'address'   => FILTER_SANITIZE_STRING,
 				'address_2' => FILTER_SANITIZE_STRING,
-			) );
+			));
 
-			$this->calculate_shipping( $posted );
+			$this->calculate_shipping($posted);
 
 			// Set the shipping options.
 			$data     = array();
 			$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'));
 			}
 
-			if ( isset( $data[0] ) ) {
+			if (isset($data[0])) {
 				// Auto select the first shipping method.
-				WC()->session->set( 'chosen_shipping_methods', array( $data[0]['id'] ) );
+				WC()->session->set('chosen_shipping_methods', array($data[0]['id']));
 			}
 
 			WC()->cart->calculate_totals();
@@ -728,12 +728,12 @@ 
 			$data += $this->build_display_items();
 			$data['result'] = 'success';
 
-			wp_send_json( $data );
-		} catch ( Exception $e ) {
+			wp_send_json($data);
+		} catch (Exception $e) {
 			$data += $this->build_display_items();
 			$data['result'] = 'invalid_shipping_address';
 
-			wp_send_json( $data );
+			wp_send_json($data);
 		}
 	}
 
@@ -741,22 +741,22 @@ 
 	 * 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);
 		}
 
-		$chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
-		$shipping_method         = filter_input( INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
+		$chosen_shipping_methods = WC()->session->get('chosen_shipping_methods');
+		$shipping_method         = filter_input(INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY);
 
-		if ( is_array( $shipping_method ) ) {
-			foreach ( $shipping_method as $i => $value ) {
-				$chosen_shipping_methods[ $i ] = wc_clean( $value );
+		if (is_array($shipping_method)) {
+			foreach ($shipping_method 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);
 
 		WC()->cart->calculate_totals();
 
@@ -764,7 +764,7 @@ 
 		$data += $this->build_display_items();
 		$data['result'] = 'success';
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -775,31 +775,31 @@ 
 	 * @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');
 
-		$product_id = absint( $_POST['product_id'] );
-		$qty = ! isset( $_POST['qty'] ) ? 1 : absint( $_POST['qty'] );
+		$product_id = absint($_POST['product_id']);
+		$qty = ! isset($_POST['qty']) ? 1 : absint($_POST['qty']);
 
-		$product = wc_get_product( $product_id );
+		$product = wc_get_product($product_id);
 
-		if ( 'variable' === ( WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type() ) && isset( $_POST['attributes'] ) ) {
-			$attributes = array_map( 'wc_clean', $_POST['attributes'] );
+		if ('variable' === (WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type()) && isset($_POST['attributes'])) {
+			$attributes = array_map('wc_clean', $_POST['attributes']);
 
-			if ( WC_Stripe_Helper::is_pre_30() ) {
-				$variation_id = $product->get_matching_variation( $attributes );
+			if (WC_Stripe_Helper::is_pre_30()) {
+				$variation_id = $product->get_matching_variation($attributes);
 			} else {
-				$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);
 			}
-		} elseif ( 'simple' === ( WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type() ) ) {
-			$product = wc_get_product( $product_id );
+		} elseif ('simple' === (WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type())) {
+			$product = wc_get_product($product_id);
 		}
 
-		$total = $qty * ( WC_Stripe_Helper::is_pre_30() ? $product->price : $product->get_price() );
+		$total = $qty * (WC_Stripe_Helper::is_pre_30() ? $product->price : $product->get_price());
 
 		$quantity_label = 1 < $qty ? ' (x' . $qty . ')' : '';
 
@@ -807,28 +807,28 @@ 
 		$items = array();
 
 		$items[] = array(
-			'label'  => ( WC_Stripe_Helper::is_pre_30() ? $product->name : $product->get_name() ) . $quantity_label,
-			'amount' => WC_Stripe_Helper::get_stripe_amount( $total ),
+			'label'  => (WC_Stripe_Helper::is_pre_30() ? $product->name : $product->get_name()) . $quantity_label,
+			'amount' => WC_Stripe_Helper::get_stripe_amount($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(
+			$data['shippingOptions'] = array(
 				'id'     => 'pending',
-				'label'  => __( 'Pending', 'woocommerce-gateway-stripe' ),
+				'label'  => __('Pending', 'woocommerce-gateway-stripe'),
 				'detail' => '',
 				'amount' => 0,
 			);
@@ -837,15 +837,15 @@ 
 		$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( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -856,37 +856,37 @@ 
 	 * @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'] );
+		$product_id = absint($_POST['product_id']);
+		$qty = ! isset($_POST['qty']) ? 1 : absint($_POST['qty']);
 
-		$product = wc_get_product( $product_id );
+		$product = wc_get_product($product_id);
 
 		// First empty the cart to prevent wrong calculation.
 		WC()->cart->empty_cart();
 
-		if ( 'variable' === ( WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type() ) && isset( $_POST['attributes'] ) ) {
-			$attributes = array_map( 'wc_clean', $_POST['attributes'] );
+		if ('variable' === (WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type()) && isset($_POST['attributes'])) {
+			$attributes = array_map('wc_clean', $_POST['attributes']);
 
-			if ( WC_Stripe_Helper::is_pre_30() ) {
-				$variation_id = $product->get_matching_variation( $attributes );
+			if (WC_Stripe_Helper::is_pre_30()) {
+				$variation_id = $product->get_matching_variation($attributes);
 			} else {
-				$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' === ( WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type() ) ) {
-			WC()->cart->add_to_cart( $product->get_id(), $qty );
+		if ('simple' === (WC_Stripe_Helper::is_pre_30() ? $product->product_type : $product->get_type())) {
+			WC()->cart->add_to_cart($product->get_id(), $qty);
 		}
 
 		WC()->cart->calculate_totals();
@@ -895,7 +895,7 @@ 
 		$data += $this->build_display_items();
 		$data['result'] = 'success';
 
-		wp_send_json( $data );
+		wp_send_json($data);
 	}
 
 	/**
@@ -908,31 +908,31 @@ 
 	 * @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;
 					}
 				}
@@ -947,19 +947,19 @@ 
 	 * @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);
 	}
 
 	/**
@@ -969,7 +969,7 @@ 
 	 * @version 4.0.0
 	 * @param array $address
 	 */
-	protected function calculate_shipping( $address = array() ) {
+	protected function calculate_shipping($address = array()) {
 		global $states;
 
 		$country   = $address['country'];
@@ -986,28 +986,28 @@ 
 		 * 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 ) ) {
-			$state = array_search( ucfirst( strtolower( $state ) ), $states[ $country ] );
+		if (2 < strlen($state)) {
+			$state = array_search(ucfirst(strtolower($state)), $states[$country]);
 		}
 
 		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_Stripe_Helper::is_pre_30() ? WC()->customer->set_to_base() : WC()->customer->set_billing_address_to_base();
 			WC_Stripe_Helper::is_pre_30() ? WC()->customer->set_shipping_to_base() : WC()->customer->set_shipping_address_to_base();
 		}
 
-		if ( WC_Stripe_Helper::is_pre_30() ) {
-			WC()->customer->calculated_shipping( true );
+		if (WC_Stripe_Helper::is_pre_30()) {
+			WC()->customer->calculated_shipping(true);
 		} else {
-			WC()->customer->set_calculated_shipping( true );
+			WC()->customer->set_calculated_shipping(true);
 			WC()->customer->save();
 		}
 
@@ -1024,17 +1024,17 @@ 
 		$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);
 	}
 
 	/**
@@ -1043,19 +1043,19 @@ 
 	 * @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']),
 			);
 		}
 
@@ -1069,8 +1069,8 @@ 
 	 * @version 4.0.0
 	 */
 	protected function build_display_items() {
-		if ( ! defined( 'WOOCOMMERCE_CART' ) ) {
-			define( 'WOOCOMMERCE_CART', true );
+		if ( ! defined('WOOCOMMERCE_CART')) {
+			define('WOOCOMMERCE_CART', true);
 		}
 
 		$items     = array();
@@ -1078,71 +1078,71 @@ 
 		$discounts = 0;
 
 		// Default show only subtotal instead of itemization.
-		if ( ! apply_filters( 'wc_stripe_payment_request_hide_itemization', true ) ) {
-			foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
+		if ( ! apply_filters('wc_stripe_payment_request_hide_itemization', true)) {
+			foreach (WC()->cart->get_cart() as $cart_item_key => $cart_item) {
 				$amount         = $cart_item['line_subtotal'];
-				$subtotal       += $cart_item['line_subtotal'];
+				$subtotal += $cart_item['line_subtotal'];
 				$quantity_label = 1 < $cart_item['quantity'] ? ' (x' . $cart_item['quantity'] . ')' : '';
 
 				$product_name = WC_Stripe_Helper::is_pre_30() ? $cart_item['data']->post->post_title : $cart_item['data']->get_name();
 
 				$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),
 			);
 		}
 
@@ -1150,7 +1150,7 @@ 
 			'displayItems' => $items,
 			'total'      => array(
 				'label'   => $this->total_label,
-				'amount'  => max( 0, apply_filters( 'woocommerce_stripe_calculated_total', WC_Stripe_Helper::get_stripe_amount( $order_total ), $order_total, WC()->cart ) ),
+				'amount'  => max(0, apply_filters('woocommerce_stripe_calculated_total', WC_Stripe_Helper::get_stripe_amount($order_total), $order_total, WC()->cart)),
 				'pending' => false,
 			),
 		);

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

Spacing +46 added lines, -46 removed lines

@@ -5,7 +5,7 @@ 
  * @since 4.0.6
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -60,21 +60,21 @@ 
 	public $apple_pay_verify_notice;
 
 	public function __construct() {
-		$this->stripe_settings         = get_option( 'woocommerce_stripe_settings', array() );
-		$this->stripe_enabled          = $this->get_option( 'enabled' );
-		$this->payment_request         = 'yes' === $this->get_option( 'payment_request', 'yes' );
-		$this->apple_pay_domain_set    = 'yes' === $this->get_option( 'apple_pay_domain_set', 'no' );
+		$this->stripe_settings         = get_option('woocommerce_stripe_settings', array());
+		$this->stripe_enabled          = $this->get_option('enabled');
+		$this->payment_request         = 'yes' === $this->get_option('payment_request', 'yes');
+		$this->apple_pay_domain_set    = 'yes' === $this->get_option('apple_pay_domain_set', 'no');
 		$this->apple_pay_verify_notice = '';
-		$this->testmode                = 'yes' === $this->get_option( 'testmode', 'no' );
-		$this->secret_key              = $this->testmode ? $this->get_option( 'test_secret_key' ) : $this->get_option( 'secret_key' );
+		$this->testmode                = 'yes' === $this->get_option('testmode', 'no');
+		$this->secret_key              = $this->testmode ? $this->get_option('test_secret_key') : $this->get_option('secret_key');
 
-		if ( empty( $this->stripe_settings ) ) {
+		if (empty($this->stripe_settings)) {
 			return;
 		}
 
 		$this->init_apple_pay();
 
-		add_action( 'admin_notices', array( $this, 'admin_notices' ) );
+		add_action('admin_notices', array($this, 'admin_notices'));
 	}
 
 	/**
@@ -85,13 +85,13 @@ 
 	 * @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;
@@ -106,9 +106,9 @@ 
 	public function init_apple_pay() {
 		if (
 			is_admin() &&
-			isset( $_GET['page'] ) && 'wc-settings' === $_GET['page'] &&
-			isset( $_GET['tab'] ) && 'checkout' === $_GET['tab'] &&
-			isset( $_GET['section'] ) && 'stripe' === $_GET['section'] &&
+			isset($_GET['page']) && 'wc-settings' === $_GET['page'] &&
+			isset($_GET['tab']) && 'checkout' === $_GET['tab'] &&
+			isset($_GET['section']) && 'stripe' === $_GET['section'] &&
 			$this->payment_request
 		) {
 			$this->process_apple_pay_verification();
@@ -122,9 +122,9 @@ 
 	 * @version 3.1.0
 	 * @param string $secret_key
 	 */
-	private function register_apple_pay_domain( $secret_key = '' ) {
-		if ( empty( $secret_key ) ) {
-			throw new Exception( __( 'Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe' ) );
+	private function register_apple_pay_domain($secret_key = '') {
+		if (empty($secret_key)) {
+			throw new Exception(__('Unable to verify domain - missing secret key.', 'woocommerce-gateway-stripe'));
 		}
 
 		$endpoint = 'https://api.stripe.com/v1/apple_pay/domains';
@@ -138,23 +138,23 @@ 
 			'Authorization' => 'Bearer ' . $secret_key,
 		);
 
-		$response = wp_remote_post( $endpoint, array(
+		$response = wp_remote_post($endpoint, array(
 			'headers' => $headers,
-			'body'    => http_build_query( $data ),
-		) );
+			'body'    => http_build_query($data),
+		));
 
-		if ( is_wp_error( $response ) ) {
+		if (is_wp_error($response)) {
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $response->get_error_message() ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $response->get_error_message()));
 		}
 
-		if ( 200 !== $response['response']['code'] ) {
-			$parsed_response = json_decode( $response['body'] );
+		if (200 !== $response['response']['code']) {
+			$parsed_response = json_decode($response['body']);
 
 			$this->apple_pay_verify_notice = $parsed_response->error->message;
 
 			/* translators: error message */
-			throw new Exception( sprintf( __( 'Unable to verify domain - %s', 'woocommerce-gateway-stripe' ), $parsed_response->error->message ) );
+			throw new Exception(sprintf(__('Unable to verify domain - %s', 'woocommerce-gateway-stripe'), $parsed_response->error->message));
 		}
 	}
 
@@ -166,45 +166,45 @@ 
 	 */
 	public function process_apple_pay_verification() {
 		try {
-			$path     = untrailingslashit( $_SERVER['DOCUMENT_ROOT'] );
+			$path     = untrailingslashit($_SERVER['DOCUMENT_ROOT']);
 			$dir      = '.well-known';
 			$file     = 'apple-developer-merchantid-domain-association';
 			$fullpath = $path . '/' . $dir . '/' . $file;
 
-			if ( $this->apple_pay_domain_set && file_exists( $fullpath ) ) {
+			if ($this->apple_pay_domain_set && file_exists($fullpath)) {
 				return;
 			}
 
-			if ( ! file_exists( $path . '/' . $dir ) ) {
-				if ( ! @mkdir( $path . '/' . $dir, 0755 ) ) { // @codingStandardsIgnoreLine
-					throw new Exception( __( 'Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe' ) );
+			if ( ! file_exists($path . '/' . $dir)) {
+				if ( ! @mkdir($path . '/' . $dir, 0755)) { // @codingStandardsIgnoreLine
+					throw new Exception(__('Unable to create domain association folder to domain root.', 'woocommerce-gateway-stripe'));
 				}
 			}
 
-			if ( ! file_exists( $fullpath ) ) {
-				if ( ! @copy( WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath ) ) { // @codingStandardsIgnoreLine
-					throw new Exception( __( 'Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe' ) );
+			if ( ! file_exists($fullpath)) {
+				if ( ! @copy(WC_STRIPE_PLUGIN_PATH . '/' . $file, $fullpath)) { // @codingStandardsIgnoreLine
+					throw new Exception(__('Unable to copy domain association file to domain root.', 'woocommerce-gateway-stripe'));
 				}
 			}
 
 			// At this point then the domain association folder and file should be available.
 			// Proceed to verify/and or verify again.
-			$this->register_apple_pay_domain( $this->secret_key );
+			$this->register_apple_pay_domain($this->secret_key);
 
 			// No errors to this point, verification success!
 			$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());
 		}
 	}
 
@@ -214,11 +214,11 @@ 
 	 * @since 4.0.6
 	 */
 	public function admin_notices() {
-		if ( ! $this->stripe_enabled ) {
+		if ( ! $this->stripe_enabled) {
 			return;
 		}
 
-		if ( $this->payment_request && ! empty( $this->apple_pay_verify_notice ) ) {
+		if ($this->payment_request && ! empty($this->apple_pay_verify_notice)) {
 			$allowed_html = array(
 				'a' => array(
 					'href' => array(),
@@ -226,7 +226,7 @@ 
 				),
 			);
 
-			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>';
 		}
 
 		/**
@@ -234,9 +234,9 @@ 
 		 * 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>';
 		}
 	}
 }