Przekierowanie użytkowników do wersji językowej na podstawie lokalizacji w WordPressie

Kod

<?php
// Hook into 'init' to perform the redirection early in the WordPress loading process
add_action('init', 'wp_dudecom_redirect_based_on_geolocation');

function wp_dudecom_redirect_based_on_geolocation() {
    // Check if the user is already logged in or if it's an admin page
    if (is_user_logged_in() || is_admin()) {
        return;
    }

    // Check if the redirection has already been performed to prevent loops
    if (isset($_COOKIE['wp_dudecom_language_redirect'])) {
        return;
    }

    // Use a third-party service to get the user's geolocation
    $user_ip = $_SERVER['REMOTE_ADDR'];
    $geo_data = wp_dudecom_get_geolocation_data($user_ip);

    if (!$geo_data || !isset($geo_data['country_code'])) {
        return;
    }

    // Define language redirection rules based on country codes
    $language_redirects = array(
        'FR' => '/fr/', // Redirect French users to the French version
        'DE' => '/de/', // Redirect German users to the German version
        'ES' => '/es/', // Redirect Spanish users to the Spanish version
        // Add more country codes and corresponding language paths as needed
    );

    $country_code = $geo_data['country_code'];

    // Check if there is a language path for the user's country
    if (array_key_exists($country_code, $language_redirects)) {
        $redirect_url = home_url($language_redirects[$country_code]);

        // Set a cookie to prevent repeated redirections
        setcookie('wp_dudecom_language_redirect', '1', time() + 3600, COOKIEPATH, COOKIE_DOMAIN);

        // Perform the redirection
        wp_redirect($redirect_url);
        exit;
    }
}

function wp_dudecom_get_geolocation_data($ip) {
    // Example using a free geolocation API (replace with a real API key and endpoint)
    $api_url = 'https://api.ipgeolocation.io/ipgeo?apiKey=YOUR_API_KEY&ip=' . $ip;

    $response = wp_remote_get($api_url);

    if (is_wp_error($response)) {
        return false;
    }

    $body = wp_remote_retrieve_body($response);
    $data = json_decode($body, true);

    return $data;
}
?>