function i18n_menu_translation_form_validate in Internationalization 7

Process form validation

File

i18n_menu/i18n_menu.admin.inc, line 67

Helper functions for menu administration.

Code

function i18n_menu_translation_form_validate($form, &$form_state) {
  if ($form_state['values']['op'] == t('Save')) {
    $selected = 0;

    // example array('en' => 'navigation:0')
    $mlids = array_filter($form_state['values']['translations']);
    foreach ($mlids as $lang => $item_name) {
      list($menu_name, $mlid) = explode(':', $item_name);
      if ($mlid && ($item = menu_link_load($mlid)) && i18n_object_langcode($item)) {
        $selected++;
      }
      else {
        unset($form_state['values']['translations'][$lang]);
      }
    }
    if ($selected < 1) {
      form_set_error('translations', t('There are no translations to save.'));
    }
  }
}