function flag_form_validate in Flag 5

Same name and namespace in other branches

1. 6.2 includes/flag.admin.inc \flag_form_validate()
2. 6 includes/flag.admin.inc \flag_form_validate()
3. 7.3 includes/flag.admin.inc \flag_form_validate()
4. 7.2 includes/flag.admin.inc \flag_form_validate()

Validate required checkboxes on our form.

FAPI has a problem validating #required checkboxes: if previously non-empty checkboxes are cleared, FAPI won't detect this.

File

includes/flag.admin.inc, line 377

Contains administrative pages for creating, editing, and deleting flags.

Code

function flag_form_validate($form_id, $form_values, $form) {

  // Fix checkboxes.
  foreach (element_children($form) as $field) {
    if ($form[$field]['#type'] == 'checkboxes' && $form[$field]['#required'] && !array_filter($form_values[$field])) {
      form_error($form[$field], t('!name field is required.', array(
        '!name' => $form[$field]['#title'],
      )));
    }
  }
  if ($form_values['link_type'] == 'confirm') {
    if (empty($form_values['flag_confirmation'])) {
      form_set_error('flag_confirmation', t('A flag confirmation message is required when using the confirmation link type.'));
    }
    if (empty($form_values['unflag_confirmation'])) {
      form_set_error('unflag_confirmation', t('An unflag confirmation message is required when using the confirmation link type.'));
    }
  }
  $flag = $form_values['_flag'];
  unset($form_values['_flag']);
  $flag
    ->form_input($form_values);
  $flag
    ->validate();
}