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📄 class-wc-ajax.php(119.74 KB)
📄 class-wc-auth.php(12.69 KB)
📄 class-wc-autoloader.php(3.32 KB)
📄 class-wc-background-emailer.php(4.58 KB)
📄 class-wc-background-updater.php(3.45 KB)
📄 class-wc-brands-brand-settings-manager.php(1.78 KB)
📄 class-wc-brands-coupons.php(6.89 KB)
📄 class-wc-brands.php(32.93 KB)
📄 class-wc-breadcrumb.php(9.49 KB)
📄 class-wc-cache-helper.php(12.65 KB)
📄 class-wc-cart-fees.php(3.37 KB)
📄 class-wc-cart-session.php(21.18 KB)
📄 class-wc-cart-totals.php(28.48 KB)
📄 class-wc-cart.php(71.23 KB)
📄 class-wc-checkout.php(50.15 KB)
📄 class-wc-cli.php(3.34 KB)
📄 class-wc-comments.php(22.63 KB)
📄 class-wc-countries.php(49.16 KB)
📄 class-wc-coupon.php(39.93 KB)
📄 class-wc-customer-download-log.php(3.37 KB)
📄 class-wc-customer-download.php(10.34 KB)
📄 class-wc-customer.php(32.54 KB)
📄 class-wc-data-exception.php(1.29 KB)
📄 class-wc-data-store.php(6.59 KB)
📄 class-wc-datetime.php(2.26 KB)
📄 class-wc-deprecated-action-hooks.php(6.59 KB)
📄 class-wc-deprecated-filter-hooks.php(7.34 KB)
📄 class-wc-discounts.php(36.64 KB)
📄 class-wc-download-handler.php(28.37 KB)
📄 class-wc-emails.php(38.15 KB)
📄 class-wc-embed.php(4.24 KB)
📄 class-wc-form-handler.php(45.89 KB)
📄 class-wc-frontend-scripts.php(29.76 KB)
📄 class-wc-geo-ip.php(30.41 KB)
📄 class-wc-geolite-integration.php(1.99 KB)
📄 class-wc-geolocation.php(11.32 KB)
📄 class-wc-https.php(4.33 KB)
📄 class-wc-install.php(108.25 KB)
📄 class-wc-integrations.php(1.28 KB)
📄 class-wc-log-levels.php(3.9 KB)
📄 class-wc-logger.php(9.38 KB)
📄 class-wc-meta-data.php(2.21 KB)
📄 class-wc-order-factory.php(8.52 KB)
📄 class-wc-order-item-coupon.php(4.08 KB)
📄 class-wc-order-item-fee.php(9.21 KB)
📄 class-wc-order-item-meta.php(5.8 KB)
📄 class-wc-order-item-product.php(15.84 KB)
📄 class-wc-order-item-shipping.php(8.8 KB)
📄 class-wc-order-item-tax.php(6.49 KB)
📄 class-wc-order-item.php(18.54 KB)
📄 class-wc-order-query.php(2.55 KB)
📄 class-wc-order-refund.php(5.99 KB)
📄 class-wc-order.php(75.39 KB)
📄 class-wc-payment-gateways.php(15.73 KB)
📄 class-wc-payment-tokens.php(6.24 KB)
📄 class-wc-post-data.php(34.55 KB)
📄 class-wc-post-types.php(32 KB)
📄 class-wc-privacy-background-process.php(1.79 KB)
📄 class-wc-privacy-erasers.php(13.61 KB)
📄 class-wc-privacy-exporters.php(14.69 KB)
📄 class-wc-privacy.php(17.22 KB)
📄 class-wc-product-attribute.php(6.97 KB)
📄 class-wc-product-download.php(12.25 KB)
📄 class-wc-product-external.php(4.98 KB)
📄 class-wc-product-factory.php(3.88 KB)
📄 class-wc-product-grouped.php(6.53 KB)
📄 class-wc-product-query.php(2.28 KB)
📄 class-wc-product-simple.php(2.7 KB)
📄 class-wc-product-variable.php(22.41 KB)
📄 class-wc-product-variation.php(20.18 KB)
📄 class-wc-query.php(33.36 KB)
📄 class-wc-rate-limiter.php(4 KB)
📄 class-wc-regenerate-images-request.php(7.74 KB)
📄 class-wc-regenerate-images.php(15.44 KB)
📄 class-wc-register-wp-admin-settings.php(5.05 KB)
📄 class-wc-rest-authentication.php(21.55 KB)
📄 class-wc-rest-exception.php(276 B)
📄 class-wc-session-handler.php(22.54 KB)
📄 class-wc-shipping-rate.php(9.34 KB)
📄 class-wc-shipping-zone.php(13.08 KB)
📄 class-wc-shipping-zones.php(4.01 KB)
📄 class-wc-shipping.php(12.85 KB)
📄 class-wc-shortcodes.php(18.82 KB)
📄 class-wc-structured-data.php(23.73 KB)
📄 class-wc-tax.php(38.31 KB)
📄 class-wc-template-loader.php(20.28 KB)
📄 class-wc-tracker.php(49.37 KB)
📄 class-wc-validation.php(5.79 KB)
📄 class-wc-webhook.php(29.41 KB)
📄 class-woocommerce.php(59.56 KB)
📁 cli
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📄 wc-account-functions.php(14.11 KB)
📄 wc-attribute-functions.php(21.85 KB)
📄 wc-brands-functions.php(4.17 KB)
📄 wc-cart-functions.php(21.05 KB)
📄 wc-conditional-functions.php(15.53 KB)
📄 wc-core-functions.php(86.78 KB)
📄 wc-coupon-functions.php(5.55 KB)
📄 wc-deprecated-functions.php(38.12 KB)
📄 wc-formatting-functions.php(49.85 KB)
📄 wc-notice-functions.php(8.08 KB)
📄 wc-order-functions.php(42.75 KB)
📄 wc-order-item-functions.php(5.03 KB)
📄 wc-order-step-logger-functions.php(5.01 KB)
📄 wc-page-functions.php(9.43 KB)
📄 wc-product-functions.php(57.36 KB)
📄 wc-rest-functions.php(13.92 KB)
📄 wc-stock-functions.php(17.13 KB)
📄 wc-template-functions.php(138.36 KB)
📄 wc-template-hooks.php(12.84 KB)
📄 wc-term-functions.php(23.84 KB)
📄 wc-update-functions.php(94.71 KB)
📄 wc-user-functions.php(34.2 KB)
📄 wc-webhook-functions.php(5.77 KB)
📄 wc-widget-functions.php(2.01 KB)
📁 wccom-site
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Editing: class-wc-payment-gateways.php

<?php
/**
 * WooCommerce Payment Gateways
 *
 * Loads payment gateways via hooks for use in the store.
 *
 * @version 2.2.0
 * @package WooCommerce\Classes\Payment
 */

use Automattic\WooCommerce\Enums\PaymentGatewayFeature;
use Automattic\WooCommerce\Internal\Admin\Settings\Payments as SettingsPaymentsService;
use Automattic\WooCommerce\Internal\Admin\Settings\PaymentsProviders;
use Automattic\WooCommerce\Internal\Logging\SafeGlobalFunctionProxy;
use Automattic\WooCommerce\Proxies\LegacyProxy;
use Automattic\WooCommerce\Utilities\ArrayUtil;

defined( 'ABSPATH' ) || exit;

/**
 * Payment gateways class.
 */
class WC_Payment_Gateways {

/**
	 * Payment gateway classes.
	 *
	 * @var array
	 */
	public $payment_gateways = array();

/**
	 * The single instance of the class.
	 *
	 * @var WC_Payment_Gateways
	 * @since 2.1.0
	 */
	protected static $_instance = null;

/**
	 * Main WC_Payment_Gateways Instance.
	 *
	 * Ensures only one instance of WC_Payment_Gateways is loaded or can be loaded.
	 *
	 * @since 2.1
	 * @return WC_Payment_Gateways Main instance
	 */
	public static function instance() {
		if ( is_null( self::$_instance ) ) {
			self::$_instance = new self();
		}
		return self::$_instance;
	}

/**
	 * Cloning is forbidden.
	 *
	 * @since 2.1
	 */
	public function __clone() {
		wc_doing_it_wrong( __FUNCTION__, __( 'Cloning is forbidden.', 'woocommerce' ), '2.1' );
	}

/**
	 * Unserializing instances of this class is forbidden.
	 *
	 * @since 2.1
	 */
	public function __wakeup() {
		wc_doing_it_wrong( __FUNCTION__, __( 'Unserializing instances of this class is forbidden.', 'woocommerce' ), '2.1' );
	}

/**
	 * Initialize payment gateways.
	 */
	public function __construct() {
		$this->init();
	}

/**
	 * Load gateways and hook in functions.
	 */
	public function init() {
		$load_gateways = array(
			'WC_Gateway_BACS',
			'WC_Gateway_Cheque',
			'WC_Gateway_COD',
		);

if ( $this->should_load_paypal_standard() ) {
			$load_gateways[] = 'WC_Gateway_Paypal';
		}

// Filter.
		$load_gateways = apply_filters( 'woocommerce_payment_gateways', $load_gateways );

// Get sort order option.
		$ordering  = (array) get_option( 'woocommerce_gateway_order' );
		$order_end = 999;

// Load gateways in order.
		foreach ( $load_gateways as $gateway ) {
			if ( is_string( $gateway ) && class_exists( $gateway ) ) {
				$gateway = new $gateway();
			}

// Gateways need to be valid and extend WC_Payment_Gateway.
			if ( ! is_a( $gateway, 'WC_Payment_Gateway' ) ) {
				continue;
			}

if ( isset( $ordering[ $gateway->id ] ) && is_numeric( $ordering[ $gateway->id ] ) ) {
				// Add in position.
				$this->payment_gateways[ $ordering[ $gateway->id ] ] = $gateway;
			} else {
				// Add to end of the array.
				$this->payment_gateways[ $order_end ] = $gateway;
				++$order_end;
			}
		}

ksort( $this->payment_gateways );

add_action( 'wc_payment_gateways_initialized', array( $this, 'on_payment_gateways_initialized' ) );
		/**
		 * Hook that is called when the payment gateways have been initialized.
		 *
		 * @param WC_Payment_Gateways $wc_payment_gateways The payment gateways instance.
		 * @since 8.5.0
		 */
		do_action( 'wc_payment_gateways_initialized', $this );
	}

// phpcs:disable Generic.CodeAnalysis.UnusedFunctionParameter.Found

/**
	 * Hook into payment gateway settings changes.
	 *
	 * @param WC_Payment_Gateways $wc_payment_gateways The WC_Payment_Gateways instance.
	 * @since 8.5.0
	 *
	 * @internal For exclusive usage of WooCommerce core, backwards compatibility not guaranteed.
	 */
	public function on_payment_gateways_initialized( WC_Payment_Gateways $wc_payment_gateways ) {
		foreach ( $this->payment_gateways as $gateway ) {
			$option_key = $gateway->get_option_key();
			add_action(
				'add_option_' . $option_key,
				function ( $option, $value ) use ( $gateway ) {
					$this->payment_gateway_settings_option_changed( $gateway, $value, $option );
				},
				10,
				2
			);
			add_action(
				'update_option_' . $option_key,
				function ( $old_value, $value, $option ) use ( $gateway ) {
					$this->payment_gateway_settings_option_changed( $gateway, $value, $option, $old_value );
				},
				10,
				3
			);
		}
	}

// phpcs:enable Generic.CodeAnalysis.UnusedFunctionParameter.Found

/**
	 * Callback for when a gateway settings option was added or updated.
	 *
	 * @param WC_Payment_Gateway $gateway   The gateway for which the option was added or updated.
	 * @param mixed              $value     New value.
	 * @param string             $option    Option name.
	 * @param mixed              $old_value Old value. `null` when called via add_option_ hook.
	 * @since 8.5.0
	 */
	private function payment_gateway_settings_option_changed( $gateway, $value, $option, $old_value = null ) {
		if ( $this->was_gateway_enabled( $value, $old_value ) ) {
			// This is a change to a payment gateway's settings and it was just enabled. Let's send an email to the admin.
			// "untitled" shouldn't happen, but just in case.
			$this->notify_admin_payment_gateway_enabled( $gateway );

// Track the gateway enable.
			$this->record_gateway_event( 'enable', $gateway );
		}

if ( $this->was_gateway_disabled( $value, $old_value ) ) {
			// This is a change to a payment gateway's settings and it was just disabled. Let's track it.
			$this->record_gateway_event( 'disable', $gateway );
		}
	}

/**
	 * Email the site admin when a payment gateway has been enabled.
	 *
	 * @param WC_Payment_Gateway $gateway The gateway that was enabled.
	 * @return bool Whether the email was sent or not.
	 * @since 8.5.0
	 */
	private function notify_admin_payment_gateway_enabled( $gateway ) {
		$admin_email          = get_option( 'admin_email' );
		$user                 = get_user_by( 'email', $admin_email );
		$username             = $user ? $user->user_login : $admin_email;
		$gateway_title        = $gateway->get_method_title();
		$gateway_settings_url = esc_url_raw( self_admin_url( 'admin.php?page=wc-settings&tab=checkout&section=' . $gateway->id ) );
		$site_name            = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
		$site_url             = home_url();
		/**
		 * Allows adding to the addresses that receive payment gateway enabled notifications.
		 *
		 * @param array              $email_addresses The array of email addresses to notify.
		 * @param WC_Payment_Gateway $gateway The gateway that was enabled.
		 * @return array             The augmented array of email addresses to notify.
		 * @since 8.5.0
		 */
		$email_addresses   = apply_filters( 'wc_payment_gateway_enabled_notification_email_addresses', array(), $gateway );
		$email_addresses[] = $admin_email;
		$email_addresses   = array_unique(
			array_filter(
				$email_addresses,
				function ( $email_address ) {
					return filter_var( $email_address, FILTER_VALIDATE_EMAIL );
				}
			)
		);

$logger = wc_get_container()->get( LegacyProxy::class )->call_function( 'wc_get_logger' );
		$logger->info( sprintf( 'Payment gateway enabled: "%s"', $gateway_title ) );

$email_text = sprintf(
			/* translators: Payment gateway enabled notification email. 1: Username, 2: Gateway Title, 3: Site URL, 4: Gateway Settings URL, 5: Admin Email, 6: Site Name, 7: Site URL. */
			__(
				'Howdy %1$s,

The payment gateway "%2$s" was just enabled on this site:
%3$s

If this was intentional you can safely ignore and delete this email.

If you did not enable this payment gateway, please log in to your site and consider disabling it here:
%4$s

This email has been sent to %5$s

Regards,
All at %6$s
%7$s',
				'woocommerce'
			),
			$username,
			$gateway_title,
			$site_url,
			$gateway_settings_url,
			$admin_email,
			$site_name,
			$site_url
		);

if ( '' !== get_option( 'blogname' ) ) {
			$site_title = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
		} else {
			$site_title = wp_parse_url( home_url(), PHP_URL_HOST );
		}

return wp_mail(
			$email_addresses,
			sprintf(
				/* translators: Payment gateway enabled notification email subject. %s1: Site title, $s2: Gateway title. */
				__( '[%1$s] Payment gateway "%2$s" enabled', 'woocommerce' ),
				$site_title,
				$gateway_title
			),
			$email_text
		);
	}

/**
	 * Determines from changes in settings if a gateway was enabled.
	 *
	 * @param array $value New value.
	 * @param array $old_value Old value.
	 * @return bool Whether the gateway was enabled or not.
	 */
	private function was_gateway_enabled( $value, $old_value = null ) {
		if ( null === $old_value ) {
			// There was no old value, so this is a new option.
			if ( ! empty( $value ) && is_array( $value ) && isset( $value['enabled'] ) && 'yes' === $value['enabled'] && isset( $value['title'] ) ) {
				return true;
			}
			return false;
		}
		// There was an old value, so this is an update.
		if (
			ArrayUtil::get_value_or_default( $value, 'enabled' ) === 'yes' &&
			ArrayUtil::get_value_or_default( $old_value, 'enabled' ) !== 'yes' ) {
			return true;
		}
		return false;
	}

/**
	 * Determines from changes in settings if a gateway was disabled.
	 *
	 * @param array $value New value.
	 * @param array $old_value Old value.
	 * @return bool Whether the gateway was disabled or not.
	 */
	private function was_gateway_disabled( $value, $old_value = null ) {
		if ( null === $old_value ) {
			// There was no old value, so this is a new option.
			// We don't consider a new option for determining if a gateway was disabled.
			return false;
		}

// There was an old value, so this is an update.
		if (
			ArrayUtil::get_value_or_default( $value, 'enabled' ) === 'no' &&
			ArrayUtil::get_value_or_default( $old_value, 'enabled' ) !== 'no' ) {
			return true;
		}

return false;
	}

/**
	 * Get gateways.
	 *
	 * @return array
	 */
	public function payment_gateways() {
		$_available_gateways = array();

if ( count( $this->payment_gateways ) > 0 ) {
			foreach ( $this->payment_gateways as $gateway ) {
				$_available_gateways[ $gateway->id ] = $gateway;
			}
		}

return $_available_gateways;
	}

/**
	 * Get array of registered gateway ids
	 *
	 * @since 2.6.0
	 * @return array of strings
	 */
	public function get_payment_gateway_ids() {
		return wp_list_pluck( $this->payment_gateways, 'id' );
	}

/**
	 * Get available gateways for checkout.
	 *
	 * This should be used when displaying the available gateways/payment methods to the user,
	 * not in the WP admin or REST API contexts where there is no WC session.
	 * This is because the logic that hooks into the available gateways filter
	 * may try to rely on the existence of a WC session - a valid thing to do,
	 * and cause fatal errors when the session is not available.
	 *
	 * @return array The available payment gateways.
	 */
	public function get_available_payment_gateways() {
		$_available_gateways = array();

foreach ( $this->payment_gateways as $gateway ) {
			if ( $gateway->is_available() ) {
				if ( ! is_add_payment_method_page() ) {
					$_available_gateways[ $gateway->id ] = $gateway;
				} elseif ( $gateway->supports( PaymentGatewayFeature::ADD_PAYMENT_METHOD ) || $gateway->supports( PaymentGatewayFeature::TOKENIZATION ) ) {
					$_available_gateways[ $gateway->id ] = $gateway;
				}
			}
		}

return array_filter( (array) apply_filters( 'woocommerce_available_payment_gateways', $_available_gateways ), array( $this, 'filter_valid_gateway_class' ) );
	}

/**
	 * Callback for array filter. Returns true if gateway is of correct type.
	 *
	 * @since 3.6.0
	 * @param object $gateway Gateway to check.
	 * @return bool
	 */
	protected function filter_valid_gateway_class( $gateway ) {
		return $gateway && is_a( $gateway, 'WC_Payment_Gateway' );
	}

/**
	 * Set the current, active gateway.
	 *
	 * @param array $gateways Available payment gateways.
	 */
	public function set_current_gateway( $gateways ) {
		// Be on the defensive.
		if ( ! is_array( $gateways ) || empty( $gateways ) ) {
			return;
		}

$current_gateway = false;

if ( WC()->session ) {
			$current = WC()->session->get( 'chosen_payment_method' );

if ( $current && isset( $gateways[ $current ] ) ) {
				$current_gateway = $gateways[ $current ];
			}
		}

if ( ! $current_gateway ) {
			$current_gateway = current( $gateways );
		}

// Ensure we can make a call to set_current() without triggering an error.
		if ( $current_gateway && is_callable( array( $current_gateway, 'set_current' ) ) ) {
			$current_gateway->set_current();
		}
	}

/**
	 * Save options in admin.
	 */
	public function process_admin_options() {
		$gateway_order = isset( $_POST['gateway_order'] ) ? wc_clean( wp_unslash( $_POST['gateway_order'] ) ) : ''; // WPCS: input var ok, CSRF ok.
		$order         = array();

if ( is_array( $gateway_order ) && count( $gateway_order ) > 0 ) {
			$loop = 0;
			foreach ( $gateway_order as $gateway_id ) {
				$order[ esc_attr( $gateway_id ) ] = $loop;
				++$loop;
			}
		}

update_option( 'woocommerce_gateway_order', $order );
	}

/**
	 * Determines if PayPal Standard should be loaded.
	 *
	 * @since 5.5.0
	 * @return bool Whether PayPal Standard should be loaded or not.
	 */
	protected function should_load_paypal_standard() {
		// Tech debt: This class needs to be initialized to make sure any existing subscriptions gets processed as expected, even if the gateway is not enabled for new orders.
		// Eventually, we want to load this via a singleton pattern to avoid unnecessary instantiation.
		$paypal = new WC_Gateway_Paypal();
		return $paypal->should_load();
	}

/**
	 * Send a Tracks event.
	 *
	 * By default, Woo adds `url`, `blog_lang`, `blog_id`, `store_id`, `products_count`, and `wc_version`
	 * properties to every event.
	 *
	 * @param string             $name    The event name.
	 *                                    If it is not prefixed, it will be with the standard prefix.
	 * @param WC_Payment_Gateway $gateway The payment gateway object.
	 *
	 * @return void
	 */
	private function record_gateway_event( string $name, $gateway ) {
		if ( ! function_exists( 'wc_admin_record_tracks_event' ) ) {
			return;
		}

if ( ! is_a( $gateway, 'WC_Payment_Gateway' ) ) {
			// If the gateway is not a valid payment gateway, we don't record the event.
			return;
		}

// If the event name is empty, we don't record it.
		if ( empty( $name ) ) {
			return;
		}

// If the event name is not prefixed, we prefix it.
		$prefix = SettingsPaymentsService::EVENT_PREFIX . 'provider_';
		if ( ! str_starts_with( $name, $prefix ) ) {
			$name = $prefix . $name;
		}

$properties = array(
			'provider_id'      => $gateway->id,
			'business_country' => WC()->countries->get_base_country(),
		);

try {
			/**
			 * The Payments Settings [page] service.
			 *
			 * @var SettingsPaymentsService $settings_payments_service
			 */
			$settings_payments_service = wc_get_container()->get( SettingsPaymentsService::class );
			// Get the business country from the Payments Settings service.
			$properties['business_country'] = $settings_payments_service->get_country();

/**
			 * The Payments Providers service.
			 *
			 * @var PaymentsProviders $payments_providers_service
			 */
			$payments_providers_service = wc_get_container()->get( PaymentsProviders::class );

$gateway_details = $payments_providers_service->get_payment_gateway_details( $gateway, 0, $properties['business_country'] );
			// If the gateway details have a suggestion ID, we add it to the properties.
			if ( ! empty( $gateway_details['_suggestion_id'] ) ) {
				$properties['suggestion_id'] = $gateway_details['_suggestion_id'];
			}
			if ( ! empty( $gateway_details['plugin']['slug'] ) ) {
				$properties['provider_extension_slug'] = $gateway_details['plugin']['slug'];
			}
		} catch ( \Throwable $e ) {
			// Do nothing but log so we can investigate.
			SafeGlobalFunctionProxy::wc_get_logger()->debug(
				'Failed to gather provider-specific details for gateway: ' . $e->getMessage(),
				array(
					'gateway'   => $gateway->id,
					'source'    => 'settings-payments',
					'exception' => $e,
				)
			);
		}

wc_admin_record_tracks_event( $name, $properties );
	}
}

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