function locale_languages_overview_form_submit

Process language overview form submissions, updating existing languages.

Related topics

File

modules/locale/locale.admin.inc, line 120

Code

function locale_languages_overview_form_submit($form, &$form_state) {
    $languages = language_list();
    $default = language_default();
    $url_prefixes = variable_get('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX) == LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX;
    $enabled_count = 0;
    foreach ($languages as $langcode => $language) {
        if ($form_state['values']['site_default'] == $langcode || $default->language == $langcode) {
            // Automatically enable the default language and the language
            // which was default previously (because we will not get the
            // value from that disabled checkbox).
            $form_state['values']['enabled'][$langcode] = 1;
        }
        // If language URL prefixes are enabled we must clear language domains and
        // assign a valid prefix to each non-default language.
        if ($url_prefixes) {
            $language->domain = '';
            if (empty($language->prefix) && $form_state['values']['site_default'] != $langcode) {
                $language->prefix = $langcode;
            }
        }
        if ($form_state['values']['enabled'][$langcode]) {
            $enabled_count++;
            $language->enabled = 1;
        }
        else {
            $language->enabled = 0;
        }
        $language->weight = $form_state['values']['weight'][$langcode];
        db_update('languages')->fields(array(
            'enabled' => $language->enabled,
            'weight' => $language->weight,
            'prefix' => $language->prefix,
            'domain' => $language->domain,
        ))
            ->condition('language', $langcode)
            ->execute();
        $languages[$langcode] = $language;
    }
    variable_set('language_default', $languages[$form_state['values']['site_default']]);
    variable_set('language_count', $enabled_count);
    drupal_set_message(t('Configuration saved.'));
    // Changing the language settings impacts the interface.
    cache_clear_all('*', 'cache_page', TRUE);
    module_invoke_all('multilingual_settings_changed');
    $form_state['redirect'] = 'admin/config/regional/language';
    return;
}