public BookManager::addFormElements(array $form, FormStateInterface $form_state, NodeInterface $node, AccountInterface $account, $collapsed = TRUE)
Builds the common elements of the book form for the node and outline forms.
Parameters
array $form: An associative array containing the structure of the form.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
\Drupal\node\NodeInterface $node: The node whose form is being viewed.
\Drupal\Core\Session\AccountInterface $account: The account viewing the form.
bool $collapsed: If TRUE, the fieldset starts out collapsed.
Return value
array The form structure, with the book elements added.
Overrides BookManagerInterface::addFormElements
File
- core/modules/book/src/BookManager.php, line 156
Class
- BookManager
- Defines a book manager.
Namespace
Drupal\book
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | public function addFormElements(array $form, FormStateInterface $form_state, NodeInterface $node, AccountInterface $account, $collapsed = TRUE) { // If the form is being processed during the Ajax callback of our book bid // dropdown, then $form_state will hold the value that was selected. if ($form_state->hasValue('book')) { $node->book = $form_state->getValue('book'); } $form['book'] = array( '#type' => 'details', '#title' => $this->t('Book outline'), '#weight' => 10, '#open' => !$collapsed, '#group' => 'advanced', '#attributes' => array( 'class' => array('book-outline-form'), ), '#attached' => array( 'library' => array('book/drupal.book'), ), '#tree' => TRUE, ); foreach (array('nid', 'has_children', 'original_bid', 'parent_depth_limit') as $key) { $form['book'][$key] = array( '#type' => 'value', '#value' => $node->book[$key], ); } $form['book']['pid'] = $this->addParentSelectFormElements($node->book); // @see \Drupal\book\Form\BookAdminEditForm::bookAdminTableTree(). The // weight may be larger than 15. $form['book']['weight'] = array( '#type' => 'weight', '#title' => $this->t('Weight'), '#default_value' => $node->book['weight'], '#delta' => max(15, abs($node->book['weight'])), '#weight' => 5, '#description' => $this->t('Pages at a given level are ordered first by weight and then by title.'), ); $options = array(); $nid = !$node->isNew() ? $node->id() : 'new'; if ($node->id() && ($nid == $node->book['original_bid']) && ($node->book['parent_depth_limit'] == 0)) { // This is the top level node in a maximum depth book and thus cannot be // moved. $options[$node->id()] = $node->label(); } else { foreach ($this->getAllBooks() as $book) { $options[$book['nid']] = $book['title']; } } if ($account->hasPermission('create new books') && ($nid == 'new' || ($nid != $node->book['original_bid']))) { // The node can become a new book, if it is not one already. $options = array($nid => $this->t('- Create a new book -')) + $options; } if (!$node->book['bid']) { // The node is not currently in the hierarchy. $options = array(0 => $this->t('- None -')) + $options; } // Add a drop-down to select the destination book. $form['book']['bid'] = array( '#type' => 'select', '#title' => $this->t('Book'), '#default_value' => $node->book['bid'], '#options' => $options, '#access' => (bool) $options, '#description' => $this->t('Your page will be a part of the selected book.'), '#weight' => -5, '#attributes' => array('class' => array('book-title-select')), '#ajax' => array( 'callback' => 'book_form_update', 'wrapper' => 'edit-book-plid-wrapper', 'effect' => 'fade', 'speed' => 'fast', ), ); return $form;} |
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