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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\book\Form\BookSettingsForm. | |
| */ | |
| namespace Drupal\book\Form; | |
| use Drupal\Core\Form\ConfigFormBase; | |
| use Drupal\Core\Form\FormStateInterface; | |
| /** | |
| * Configure book settings for this site. | |
| */ | |
| class BookSettingsForm extends ConfigFormBase { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function getFormId() { | |
| return 'book_admin_settings'; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| protected function getEditableConfigNames() { | |
| return ['book.settings']; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function buildForm(array $form, FormStateInterface $form_state) { | |
| $types = node_type_get_names(); | |
| $config = $this->config('book.settings'); | |
| $form['book_allowed_types'] = array( | |
| '#type' => 'checkboxes', | |
| '#title' => $this->t('Content types allowed in book outlines'), | |
| '#default_value' => $config->get('allowed_types'), | |
| '#options' => $types, | |
| '#description' => $this->t('Users with the %outline-perm permission can add all content types.', array('%outline-perm' => $this->t('Administer book outlines'))), | |
| '#required' => TRUE, | |
| ); | |
| $form['book_child_type'] = array( | |
| '#type' => 'radios', | |
| '#title' => $this->t('Content type for the <em>Add child page</em> link'), | |
| '#default_value' => $config->get('child_type'), | |
| '#options' => $types, | |
| '#required' => TRUE, | |
| ); | |
| $form['array_filter'] = array('#type' => 'value', '#value' => TRUE); | |
| return parent::buildForm($form, $form_state); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function validateForm(array &$form, FormStateInterface $form_state) { | |
| $child_type = $form_state->getValue('book_child_type'); | |
| if ($form_state->isValueEmpty(array('book_allowed_types', $child_type))) { | |
| $form_state->setErrorByName('book_child_type', $this->t('The content type for the %add-child link must be one of those selected as an allowed book outline type.', array('%add-child' => $this->t('Add child page')))); | |
| } | |
| parent::validateForm($form, $form_state); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function submitForm(array &$form, FormStateInterface $form_state) { | |
| $allowed_types = array_filter($form_state->getValue('book_allowed_types')); | |
| // We need to save the allowed types in an array ordered by machine_name so | |
| // that we can save them in the correct order if node type changes. | |
| // @see book_node_type_update(). | |
| sort($allowed_types); | |
| $this->config('book.settings') | |
| // Remove unchecked types. | |
| ->set('allowed_types', $allowed_types) | |
| ->set('child_type', $form_state->getValue('book_child_type')) | |
| ->save(); | |
| parent::submitForm($form, $form_state); | |
| } | |
| } | |