public function ConfigPagesTypeForm::validateForm in Config Pages 8.2
Same name and namespace in other branches
- 8.3 src/ConfigPagesTypeForm.php \Drupal\config_pages\ConfigPagesTypeForm::validateForm()
- 8 src/ConfigPagesTypeForm.php \Drupal\config_pages\ConfigPagesTypeForm::validateForm()
Form validation handler.
Parameters
array $form: An associative array containing the structure of the form.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Overrides FormBase::validateForm
File
- src/
ConfigPagesTypeForm.php, line 217
Class
- ConfigPagesTypeForm
- Base form for category edit forms.
Namespace
Drupal\config_pagesCode
public function validateForm(array &$form, FormStateInterface $form_state) {
$new_menu_path = $form_state
->getValue('menu')['path'];
if (!empty($new_menu_path) && !in_array($new_menu_path[0], [
'/',
], TRUE)) {
$form_state
->setErrorByName('menu', $this
->t('Manually entered paths should start with /'));
return;
}
$old_menu_path = NULL;
// Load unchanged entity.
$config_pages_type = $this->entity;
$config_pages_type_unchanged = $config_pages_type
->load($config_pages_type
->id());
if (is_object($config_pages_type_unchanged)) {
$old_menu_path = $config_pages_type_unchanged->menu['path'];
}
// If menu path was changed check if it's a valid Drupal path.
if (!empty($new_menu_path) && $new_menu_path != $old_menu_path) {
$path_exists = $this->pathValidator
->isValid($new_menu_path);
if ($path_exists) {
$form_state
->setErrorByName('menu', $this
->t('This menu path already exists, please provide another one.'));
}
$this->routesRebuildRequired = TRUE;
}
}