function word_link_add_form_validate in Word Link 8

Same name and namespace in other branches

1. 7.2 word_link.admin.inc \word_link_add_form_validate()
2. 7 word_link.admin.inc \word_link_add_form_validate()

Validate form for add or edit page.

File

./word_link.admin.inc, line 362

Administrative pages for the Word Link module.

Code

function word_link_add_form_validate($form, &$form_state) {
  if ($form_state['values']['op'] == t('Save')) {
    $args = arg();
    $arg = empty($args[5]) ? 0 : $args[5];
    $exist = word_link_get_link_text(trim($form_state['values']['text']), $arg);
    if ($exist) {
      form_set_error('text', t('This word already exists.'));
    }
    if (!drupal_valid_path($form_state['values']['url'])) {
      form_set_error('url', t("The path '@url' is either invalid or you do not have access to it.", array(
        '@url' => $form_state['values']['url'],
      )));
    }
    if (!empty($form_state['values']['class']) && !preg_match('/^[_a-zA-Z]+[_a-zA-Z0-9-\\s]*$/', trim($form_state['values']['class']))) {
      form_set_error('class', t('Class is not valid.'));
    }
  }
}