locale_languages_overview_form_submit($form, &$form_state)Process language overview form submissions, updating existing languages.
modules/locale/locale.admin.inc, line 101
<?php
function locale_languages_overview_form_submit($form, &$form_state) {
$languages = language_list();
$default = language_default();
$enabled_count = 0;
foreach ($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 ($form_state['values']['enabled'][$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,
))
->condition('language', $langcode)
->execute();
$languages[$langcode] = $language;
}
drupal_set_message(t('Configuration saved.'));
variable_set('language_default', $languages[$form_state['values']['site_default']]);
variable_set('language_count', $enabled_count);
// 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;
}
?>