function search_api_page_search_form_validate in Search API Pages 7

Form validation handler for search_api_page_search_form().

See also

search_api_page_search_form_submit()

File

./search_api_page.module, line 569

Generate search pages using Search API indexes.

Code

function search_api_page_search_form_validate(array $form, array &$form_state) {
  $page = search_api_page_load($form_state['values']['id']);
  if (!trim($form_state['values']['keys_' . $form_state['values']['id']]) && empty($page->options['empty_behavior'])) {
    form_set_error('keys_' . $form_state['values']['id'], t('Please enter at least one keyword.'));
  }
}