woothemes/woocommerce

<?php
/**
 * Wrapper for MaxMind GeoLite2 Reader
 *
 * This class provide an interface to handle geolocation and error handling.
 *
 * Requires PHP 5.4+.
 *
 * @package WooCommerce\Classes
 * @since   3.4.0
 * @deprecated 3.9.0
 */

defined( 'ABSPATH' ) || exit;

/**
 * Geolite integration class.
 *
 * @deprecated 3.9.0
 */
class WC_Geolite_Integration {

    /**
     * MaxMind GeoLite2 database path.
     *
     * @var string
     */
    private $database = '';

    /**
     * Logger instance.
     *
     * @var WC_Logger
     */
    private $log = null;

    /**
     * Constructor.
     *
     * @param string $database MaxMind GeoLite2 database path.
     */
    public function __construct( $database ) {
        $this->database = $database;
    }

    /**
     * Get country 2-letters ISO by IP address.
     * Returns empty string when not able to find any ISO code.
     *
     * @param string $ip_address User IP address.
     * @return string
     * @deprecated 3.9.0
     */
    public function get_country_iso( $ip_address ) {
        wc_deprecated_function( 'get_country_iso', '3.9.0' );

        $iso_code = '';

        try {
            $reader = new MaxMind\Db\Reader( $this->database ); // phpcs:ignore PHPCompatibility.LanguageConstructs.NewLanguageConstructs.t_ns_separatorFound
            $data   = $reader->get( $ip_address );

            if ( isset( $data['country']['iso_code'] ) ) {
                $iso_code = $data['country']['iso_code'];
            }

            $reader->close();
        } catch ( Exception $e ) {
            $this->log( $e->getMessage(), 'warning' );
        }

        return sanitize_text_field( strtoupper( $iso_code ) );
    }

    /**
     * Logging method.
     *
     * @param string $message Log message.
     * @param string $level   Log level.
     *                        Available options: 'emergency', 'alert',
     *                        'critical', 'error', 'warning', 'notice',
     *                        'info' and 'debug'.
     *                        Defaults to 'info'.
     */
    private function log( $message, $level = 'info' ) {
        if ( is_null( $this->log ) ) {
            $this->log = wc_get_logger();
        }

        $this->log->log( $level, $message, array( 'source' => 'geoip' ) );
    }
}