1 language.admin.inc language_admin_edit_form_validate($form, &$form_state)

Validate the language editing form. Reused for custom language addition too.

File

core/modules/language/language.admin.inc, line 295
Admin page callbacks for the Language module.

Code

function language_admin_edit_form_validate($form, &$form_state) {
  // Ensure sane field values for langcode and name.
  if (!isset($form['langcode_view']) && preg_match('@[^a-zA-Z_-]@', $form_state['values']['langcode'])) {
    form_set_error('langcode', t('%field may only contain characters a-z, underscores, or hyphens.', array('%field' => $form['langcode']['#title'])));
  }
  if ($form_state['values']['name'] != check_plain($form_state['values']['name'])) {
    form_set_error('name', t('%field cannot contain any markup.', array('%field' => $form['name']['#title'])));
  }
}