293 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			293 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * MaxMind Geolocation Integration
 | |
|  *
 | |
|  * @version 3.9.0
 | |
|  * @package WooCommerce\Integrations
 | |
|  */
 | |
| 
 | |
| defined( 'ABSPATH' ) || exit;
 | |
| 
 | |
| require_once __DIR__ . '/class-wc-integration-maxmind-database-service.php';
 | |
| 
 | |
| /**
 | |
|  * WC Integration MaxMind Geolocation
 | |
|  *
 | |
|  * @since 3.9.0
 | |
|  */
 | |
| class WC_Integration_MaxMind_Geolocation extends WC_Integration {
 | |
| 
 | |
| 	/**
 | |
| 	 * The service responsible for interacting with the MaxMind database.
 | |
| 	 *
 | |
| 	 * @var WC_Integration_MaxMind_Database_Service
 | |
| 	 */
 | |
| 	private $database_service;
 | |
| 
 | |
| 	/**
 | |
| 	 * Initialize the integration.
 | |
| 	 */
 | |
| 	public function __construct() {
 | |
| 		$this->id                 = 'maxmind_geolocation';
 | |
| 		$this->method_title       = __( 'MaxMind Geolocation', 'woocommerce' );
 | |
| 		$this->method_description = __( 'An integration for utilizing MaxMind to do Geolocation lookups. Please note that this integration will only do country lookups.', 'woocommerce' );
 | |
| 
 | |
| 		/**
 | |
| 		 * Supports overriding the database service to be used.
 | |
| 		 *
 | |
| 		 * @since 3.9.0
 | |
| 		 * @return mixed|null The geolocation database service.
 | |
| 		 */
 | |
| 		$this->database_service = apply_filters( 'woocommerce_maxmind_geolocation_database_service', null );
 | |
| 		if ( null === $this->database_service ) {
 | |
| 			$this->database_service = new WC_Integration_MaxMind_Database_Service( $this->get_database_prefix() );
 | |
| 		}
 | |
| 
 | |
| 		$this->init_form_fields();
 | |
| 		$this->init_settings();
 | |
| 
 | |
| 		// Bind to the save action for the settings.
 | |
| 		add_action( 'woocommerce_update_options_integration_' . $this->id, array( $this, 'process_admin_options' ) );
 | |
| 
 | |
| 		// Trigger notice if license key is missing.
 | |
| 		add_action( 'update_option_woocommerce_default_customer_address', array( $this, 'display_missing_license_key_notice' ), 1000, 2 );
 | |
| 
 | |
| 		/**
 | |
| 		 * Allows for the automatic database update to be disabled.
 | |
| 		 *
 | |
| 		 * @deprecated 3.9.0
 | |
| 		 * @return bool Whether or not the database should be updated periodically.
 | |
| 		 */
 | |
| 		$bind_updater = apply_filters_deprecated(
 | |
| 			'woocommerce_geolocation_update_database_periodically',
 | |
| 			array( true ),
 | |
| 			'3.9.0',
 | |
| 			'woocommerce_maxmind_geolocation_update_database_periodically'
 | |
| 		);
 | |
| 
 | |
| 		/**
 | |
| 		 * Allows for the automatic database update to be disabled.
 | |
| 		 * Note that MaxMind's TOS requires that the databases be updated or removed periodically.
 | |
| 		 *
 | |
| 		 * @since 3.9.0
 | |
| 		 * @param bool $bind_updater Whether or not the database should be updated periodically.
 | |
| 		 */
 | |
| 		$bind_updater = apply_filters( 'woocommerce_maxmind_geolocation_update_database_periodically', $bind_updater );
 | |
| 
 | |
| 		// Bind to the scheduled updater action.
 | |
| 		if ( $bind_updater ) {
 | |
| 			add_action( 'woocommerce_geoip_updater', array( $this, 'update_database' ) );
 | |
| 		}
 | |
| 
 | |
| 		// Bind to the geolocation filter for MaxMind database lookups.
 | |
| 		add_filter( 'woocommerce_get_geolocation', array( $this, 'get_geolocation' ), 10, 2 );
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Override the normal options so we can print the database file path to the admin,
 | |
| 	 */
 | |
| 	public function admin_options() {
 | |
| 		parent::admin_options();
 | |
| 
 | |
| 		include dirname( __FILE__ ) . '/views/html-admin-options.php';
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Initializes the settings fields.
 | |
| 	 */
 | |
| 	public function init_form_fields() {
 | |
| 		$this->form_fields = array(
 | |
| 			'license_key' => array(
 | |
| 				'title'       => __( 'MaxMind License Key', 'woocommerce' ),
 | |
| 				'type'        => 'password',
 | |
| 				'description' => sprintf(
 | |
| 					/* translators: %1$s: Documentation URL */
 | |
| 					__(
 | |
| 						'The key that will be used when dealing with MaxMind Geolocation services. You can read how to generate one in <a href="%1$s">MaxMind Geolocation Integration documentation</a>.',
 | |
| 						'woocommerce'
 | |
| 					),
 | |
| 					'https://docs.woocommerce.com/document/maxmind-geolocation-integration/'
 | |
| 				),
 | |
| 				'desc_tip'    => false,
 | |
| 				'default'     => '',
 | |
| 			),
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Get database service.
 | |
| 	 *
 | |
| 	 * @return WC_Integration_MaxMind_Database_Service|null
 | |
| 	 */
 | |
| 	public function get_database_service() {
 | |
| 		return $this->database_service;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Checks to make sure that the license key is valid.
 | |
| 	 *
 | |
| 	 * @param string $key The key of the field.
 | |
| 	 * @param mixed  $value The value of the field.
 | |
| 	 * @return mixed
 | |
| 	 * @throws Exception When the license key is invalid.
 | |
| 	 */
 | |
| 	public function validate_license_key_field( $key, $value ) {
 | |
| 		// Trim whitespaces and strip slashes.
 | |
| 		$value = $this->validate_password_field( $key, $value );
 | |
| 
 | |
| 		// Empty license keys have no need test downloading a database.
 | |
| 		if ( empty( $value ) ) {
 | |
| 			return $value;
 | |
| 		}
 | |
| 
 | |
| 		// Check the license key by attempting to download the Geolocation database.
 | |
| 		$tmp_database_path = $this->database_service->download_database( $value );
 | |
| 		if ( is_wp_error( $tmp_database_path ) ) {
 | |
| 			WC_Admin_Settings::add_error( $tmp_database_path->get_error_message() );
 | |
| 
 | |
| 			// Throw an exception to keep from changing this value. This will prevent
 | |
| 			// users from accidentally losing their license key, which cannot
 | |
| 			// be viewed again after generating.
 | |
| 			throw new Exception( $tmp_database_path->get_error_message() );
 | |
| 		}
 | |
| 
 | |
| 		// We may as well put this archive to good use, now that we've downloaded one.
 | |
| 		self::update_database( $tmp_database_path );
 | |
| 
 | |
| 		// Remove missing license key notice.
 | |
| 		$this->remove_missing_license_key_notice();
 | |
| 
 | |
| 		return $value;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Updates the database used for geolocation queries.
 | |
| 	 *
 | |
| 	 * @param string|null $new_database_path The path to the new database file. Null will fetch a new archive.
 | |
| 	 */
 | |
| 	public function update_database( $new_database_path = null ) {
 | |
| 		// Allow us to easily interact with the filesystem.
 | |
| 		require_once ABSPATH . 'wp-admin/includes/file.php';
 | |
| 		WP_Filesystem();
 | |
| 		global $wp_filesystem;
 | |
| 
 | |
| 		// Remove any existing archives to comply with the MaxMind TOS.
 | |
| 		$target_database_path = $this->database_service->get_database_path();
 | |
| 
 | |
| 		// If there's no database path, we can't store the database.
 | |
| 		if ( empty( $target_database_path ) ) {
 | |
| 			return;
 | |
| 		}
 | |
| 
 | |
| 		if ( $wp_filesystem->exists( $target_database_path ) ) {
 | |
| 			$wp_filesystem->delete( $target_database_path );
 | |
| 		}
 | |
| 
 | |
| 		if ( isset( $new_database_path ) ) {
 | |
| 			$tmp_database_path = $new_database_path;
 | |
| 		} else {
 | |
| 			// We can't download a database if there's no license key configured.
 | |
| 			$license_key = $this->get_option( 'license_key' );
 | |
| 			if ( empty( $license_key ) ) {
 | |
| 				return;
 | |
| 			}
 | |
| 
 | |
| 			$tmp_database_path = $this->database_service->download_database( $license_key );
 | |
| 			if ( is_wp_error( $tmp_database_path ) ) {
 | |
| 				wc_get_logger()->notice( $tmp_database_path->get_error_message(), array( 'source' => 'maxmind-geolocation' ) );
 | |
| 				return;
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		// Move the new database into position.
 | |
| 		$wp_filesystem->move( $tmp_database_path, $target_database_path, true );
 | |
| 		$wp_filesystem->delete( dirname( $tmp_database_path ) );
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Performs a geolocation lookup against the MaxMind database for the given IP address.
 | |
| 	 *
 | |
| 	 * @param array  $data       Geolocation data.
 | |
| 	 * @param string $ip_address The IP address to geolocate.
 | |
| 	 * @return array Geolocation including country code, state, city and postcode based on an IP address.
 | |
| 	 */
 | |
| 	public function get_geolocation( $data, $ip_address ) {
 | |
| 		// WooCommerce look for headers first, and at this moment could be just enough.
 | |
| 		if ( ! empty( $data['country'] ) ) {
 | |
| 			return $data;
 | |
| 		}
 | |
| 
 | |
| 		if ( empty( $ip_address ) ) {
 | |
| 			return $data;
 | |
| 		}
 | |
| 
 | |
| 		$country_code = $this->database_service->get_iso_country_code_for_ip( $ip_address );
 | |
| 
 | |
| 		return array(
 | |
| 			'country'  => $country_code,
 | |
| 			'state'    => '',
 | |
| 			'city'     => '',
 | |
| 			'postcode' => '',
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Fetches the prefix for the MaxMind database file.
 | |
| 	 *
 | |
| 	 * @return string
 | |
| 	 */
 | |
| 	private function get_database_prefix() {
 | |
| 		$prefix = $this->get_option( 'database_prefix' );
 | |
| 		if ( empty( $prefix ) ) {
 | |
| 			$prefix = wp_generate_password( 32, false );
 | |
| 			$this->update_option( 'database_prefix', $prefix );
 | |
| 		}
 | |
| 
 | |
| 		return $prefix;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Add missing license key notice.
 | |
| 	 */
 | |
| 	private function add_missing_license_key_notice() {
 | |
| 		if ( ! class_exists( 'WC_Admin_Notices' ) ) {
 | |
| 			include_once WC_ABSPATH . 'includes/admin/class-wc-admin-notices.php';
 | |
| 		}
 | |
| 		WC_Admin_Notices::add_notice( 'maxmind_license_key' );
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Remove missing license key notice.
 | |
| 	 */
 | |
| 	private function remove_missing_license_key_notice() {
 | |
| 		if ( ! class_exists( 'WC_Admin_Notices' ) ) {
 | |
| 			include_once WC_ABSPATH . 'includes/admin/class-wc-admin-notices.php';
 | |
| 		}
 | |
| 		WC_Admin_Notices::remove_notice( 'maxmind_license_key' );
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Display notice if license key is missing.
 | |
| 	 *
 | |
| 	 * @param mixed $old_value Option old value.
 | |
| 	 * @param mixed $new_value Current value.
 | |
| 	 */
 | |
| 	public function display_missing_license_key_notice( $old_value, $new_value ) {
 | |
| 		if ( ! apply_filters( 'woocommerce_maxmind_geolocation_display_notices', true ) ) {
 | |
| 			return;
 | |
| 		}
 | |
| 
 | |
| 		if ( ! in_array( $new_value, array( 'geolocation', 'geolocation_ajax' ), true ) ) {
 | |
| 			$this->remove_missing_license_key_notice();
 | |
| 			return;
 | |
| 		}
 | |
| 
 | |
| 		$license_key = $this->get_option( 'license_key' );
 | |
| 		if ( ! empty( $license_key ) ) {
 | |
| 			return;
 | |
| 		}
 | |
| 
 | |
| 		$this->add_missing_license_key_notice();
 | |
| 	}
 | |
| }
 |