public function BookManager::addFormElements in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/book/src/BookManager.php \Drupal\book\BookManager::addFormElements()
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 161 - Contains \Drupal\book\BookManager.
Class
- BookManager
- Defines a book manager.
Namespace
Drupal\bookCode
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;
}