function locale_language_from_url

Identify language via URL prefix or domain.

Parameters

$languages: An array of valid language objects.

Return value

A valid language code on success, FALSE otherwise.

Related topics

File

includes/locale.inc, line 264

Code

function locale_language_from_url($languages) {
    $language_url = FALSE;
    if (!language_negotiation_get_any(LOCALE_LANGUAGE_NEGOTIATION_URL)) {
        return $language_url;
    }
    switch (variable_get('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX)) {
        case LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX:
            // $_GET['q'] might not be available at this time, because
            // path initialization runs after the language bootstrap phase.
            list($language, $_GET['q']) = language_url_split_prefix(isset($_GET['q']) ? $_GET['q'] : NULL, $languages);
            if ($language !== FALSE) {
                $language_url = $language->language;
            }
            break;
        case LOCALE_LANGUAGE_NEGOTIATION_URL_DOMAIN:
            // Get only the host, not the port.
            $http_host = $_SERVER['HTTP_HOST'];
            if (strpos($http_host, ':') !== FALSE) {
                $http_host_tmp = explode(':', $http_host);
                $http_host = current($http_host_tmp);
            }
            foreach ($languages as $language) {
                // Skip check if the language doesn't have a domain.
                if ($language->domain) {
                    // Only compare the domains not the protocols or ports.
                    // Remove protocol and add http:// so parse_url works
                    $host = 'http://' . str_replace(array(
                        'http://',
                        'https://',
                    ), '', $language->domain);
                    $host = parse_url($host, PHP_URL_HOST);
                    if ($http_host == $host) {
                        $language_url = $language->language;
                        break;
                    }
                }
            }
            break;
    }
    return $language_url;
}