NodeForm.php in Zircon Profile 8
Same filename and directory in other branches
Contains \Drupal\node\NodeForm.
Namespace
Drupal\nodeFile
core/modules/node/src/NodeForm.phpView source
<?php
/**
* @file
* Contains \Drupal\node\NodeForm.
*/
namespace Drupal\node;
use Drupal\Core\Entity\ContentEntityForm;
use Drupal\Core\Entity\EntityManagerInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\user\PrivateTempStoreFactory;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Form controller for the node edit forms.
*/
class NodeForm extends ContentEntityForm {
/**
* The tempstore factory.
*
* @var \Drupal\user\PrivateTempStoreFactory
*/
protected $tempStoreFactory;
/**
* Whether this node has been previewed or not.
*/
protected $hasBeenPreviewed = FALSE;
/**
* Constructs a ContentEntityForm object.
*
* @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
* The entity manager.
* @param \Drupal\user\PrivateTempStoreFactory $temp_store_factory
* The factory for the temp store object.
*/
public function __construct(EntityManagerInterface $entity_manager, PrivateTempStoreFactory $temp_store_factory) {
parent::__construct($entity_manager);
$this->tempStoreFactory = $temp_store_factory;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static($container
->get('entity.manager'), $container
->get('user.private_tempstore'));
}
/**
* {@inheritdoc}
*/
protected function prepareEntity() {
/** @var \Drupal\node\NodeInterface $node */
$node = $this->entity;
if (!$node
->isNew()) {
// Remove the revision log message from the original node entity.
$node->revision_log = NULL;
}
}
/**
* {@inheritdoc}
*/
public function form(array $form, FormStateInterface $form_state) {
// Try to restore from temp store, this must be done before calling
// parent::form().
$uuid = $this->entity
->uuid();
$store = $this->tempStoreFactory
->get('node_preview');
// If the user is creating a new node, the UUID is passed in the request.
if ($request_uuid = \Drupal::request()->query
->get('uuid')) {
$uuid = $request_uuid;
}
if ($preview = $store
->get($uuid)) {
/** @var $preview \Drupal\Core\Form\FormStateInterface */
foreach ($preview
->getValues() as $name => $value) {
$form_state
->setValue($name, $value);
}
// Rebuild the form.
$form_state
->setRebuild();
$this->entity = $preview
->getFormObject()
->getEntity();
$this->entity->in_preview = NULL;
// Remove the stale temp store entry for existing nodes.
if (!$this->entity
->isNew()) {
$store
->delete($uuid);
}
$this->hasBeenPreviewed = TRUE;
}
/** @var \Drupal\node\NodeInterface $node */
$node = $this->entity;
if ($this->operation == 'edit') {
$form['#title'] = $this
->t('<em>Edit @type</em> @title', array(
'@type' => node_get_type_label($node),
'@title' => $node
->label(),
));
}
$current_user = $this
->currentUser();
// Changed must be sent to the client, for later overwrite error checking.
$form['changed'] = array(
'#type' => 'hidden',
'#default_value' => $node
->getChangedTime(),
);
$form['advanced'] = array(
'#type' => 'vertical_tabs',
'#attributes' => array(
'class' => array(
'entity-meta',
),
),
'#weight' => 99,
);
$form = parent::form($form, $form_state);
// Add a revision_log field if the "Create new revision" option is checked,
// or if the current user has the ability to check that option.
$form['revision_information'] = array(
'#type' => 'details',
'#group' => 'advanced',
'#title' => t('Revision information'),
// Open by default when "Create new revision" is checked.
'#open' => $node
->isNewRevision(),
'#attributes' => array(
'class' => array(
'node-form-revision-information',
),
),
'#attached' => array(
'library' => array(
'node/drupal.node',
),
),
'#weight' => 20,
'#optional' => TRUE,
);
$form['revision'] = array(
'#type' => 'checkbox',
'#title' => t('Create new revision'),
'#default_value' => $node->type->entity
->isNewRevision(),
'#access' => $current_user
->hasPermission('administer nodes'),
'#group' => 'revision_information',
);
$form['revision_log'] += array(
'#states' => array(
'visible' => array(
':input[name="revision"]' => array(
'checked' => TRUE,
),
),
),
'#group' => 'revision_information',
);
// Node author information for administrators.
$form['author'] = array(
'#type' => 'details',
'#title' => t('Authoring information'),
'#group' => 'advanced',
'#attributes' => array(
'class' => array(
'node-form-author',
),
),
'#attached' => array(
'library' => array(
'node/drupal.node',
),
),
'#weight' => 90,
'#optional' => TRUE,
);
if (isset($form['uid'])) {
$form['uid']['#group'] = 'author';
}
if (isset($form['created'])) {
$form['created']['#group'] = 'author';
}
// Node options for administrators.
$form['options'] = array(
'#type' => 'details',
'#title' => t('Promotion options'),
'#group' => 'advanced',
'#attributes' => array(
'class' => array(
'node-form-options',
),
),
'#attached' => array(
'library' => array(
'node/drupal.node',
),
),
'#weight' => 95,
'#optional' => TRUE,
);
if (isset($form['promote'])) {
$form['promote']['#group'] = 'options';
}
if (isset($form['sticky'])) {
$form['sticky']['#group'] = 'options';
}
$form['#attached']['library'][] = 'node/form';
$form['#entity_builders']['update_status'] = [
$this,
'updateStatus',
];
return $form;
}
/**
* Entity builder updating the node status with the submitted value.
*
* @param string $entity_type_id
* The entity type identifier.
* @param \Drupal\node\NodeInterface $node
* The node updated with the submitted values.
* @param array $form
* The complete form array.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*
* @see \Drupal\node\NodeForm::form()
*/
function updateStatus($entity_type_id, NodeInterface $node, array $form, FormStateInterface $form_state) {
$element = $form_state
->getTriggeringElement();
if (isset($element['#published_status'])) {
$node
->setPublished($element['#published_status']);
}
}
/**
* {@inheritdoc}
*/
protected function actions(array $form, FormStateInterface $form_state) {
$element = parent::actions($form, $form_state);
$node = $this->entity;
$preview_mode = $node->type->entity
->getPreviewMode();
$element['submit']['#access'] = $preview_mode != DRUPAL_REQUIRED || $this->hasBeenPreviewed;
// If saving is an option, privileged users get dedicated form submit
// buttons to adjust the publishing status while saving in one go.
// @todo This adjustment makes it close to impossible for contributed
// modules to integrate with "the Save operation" of this form. Modules
// need a way to plug themselves into 1) the ::submit() step, and
// 2) the ::save() step, both decoupled from the pressed form button.
if ($element['submit']['#access'] && \Drupal::currentUser()
->hasPermission('administer nodes')) {
// isNew | prev status » default & publish label & unpublish label
// 1 | 1 » publish & Save and publish & Save as unpublished
// 1 | 0 » unpublish & Save and publish & Save as unpublished
// 0 | 1 » publish & Save and keep published & Save and unpublish
// 0 | 0 » unpublish & Save and keep unpublished & Save and publish
// Add a "Publish" button.
$element['publish'] = $element['submit'];
// If the "Publish" button is clicked, we want to update the status to "published".
$element['publish']['#published_status'] = TRUE;
$element['publish']['#dropbutton'] = 'save';
if ($node
->isNew()) {
$element['publish']['#value'] = t('Save and publish');
}
else {
$element['publish']['#value'] = $node
->isPublished() ? t('Save and keep published') : t('Save and publish');
}
$element['publish']['#weight'] = 0;
// Add a "Unpublish" button.
$element['unpublish'] = $element['submit'];
// If the "Unpublish" button is clicked, we want to update the status to "unpublished".
$element['unpublish']['#published_status'] = FALSE;
$element['unpublish']['#dropbutton'] = 'save';
if ($node
->isNew()) {
$element['unpublish']['#value'] = t('Save as unpublished');
}
else {
$element['unpublish']['#value'] = !$node
->isPublished() ? t('Save and keep unpublished') : t('Save and unpublish');
}
$element['unpublish']['#weight'] = 10;
// If already published, the 'publish' button is primary.
if ($node
->isPublished()) {
unset($element['unpublish']['#button_type']);
}
else {
unset($element['publish']['#button_type']);
$element['unpublish']['#weight'] = -10;
}
// Remove the "Save" button.
$element['submit']['#access'] = FALSE;
}
$element['preview'] = array(
'#type' => 'submit',
'#access' => $preview_mode != DRUPAL_DISABLED && ($node
->access('create') || $node
->access('update')),
'#value' => t('Preview'),
'#weight' => 20,
'#submit' => array(
'::submitForm',
'::preview',
),
);
$element['delete']['#access'] = $node
->access('delete');
$element['delete']['#weight'] = 100;
return $element;
}
/**
* {@inheritdoc}
*
* Updates the node object by processing the submitted values.
*
* This function can be called by a "Next" button of a wizard to update the
* form state's entity with the current step's values before proceeding to the
* next step.
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
// Build the node object from the submitted values.
parent::submitForm($form, $form_state);
$node = $this->entity;
// Save as a new revision if requested to do so.
if (!$form_state
->isValueEmpty('revision') && $form_state
->getValue('revision') != FALSE) {
$node
->setNewRevision();
// If a new revision is created, save the current user as revision author.
$node
->setRevisionCreationTime(REQUEST_TIME);
$node
->setRevisionAuthorId(\Drupal::currentUser()
->id());
}
else {
$node
->setNewRevision(FALSE);
}
}
/**
* Form submission handler for the 'preview' action.
*
* @param $form
* An associative array containing the structure of the form.
* @param $form_state
* The current state of the form.
*/
public function preview(array $form, FormStateInterface $form_state) {
$store = $this->tempStoreFactory
->get('node_preview');
$this->entity->in_preview = TRUE;
$store
->set($this->entity
->uuid(), $form_state);
$form_state
->setRedirect('entity.node.preview', array(
'node_preview' => $this->entity
->uuid(),
'view_mode_id' => 'default',
));
}
/**
* {@inheritdoc}
*/
public function save(array $form, FormStateInterface $form_state) {
$node = $this->entity;
$insert = $node
->isNew();
$node
->save();
$node_link = $node
->link($this
->t('View'));
$context = array(
'@type' => $node
->getType(),
'%title' => $node
->label(),
'link' => $node_link,
);
$t_args = array(
'@type' => node_get_type_label($node),
'%title' => $node
->label(),
);
if ($insert) {
$this
->logger('content')
->notice('@type: added %title.', $context);
drupal_set_message(t('@type %title has been created.', $t_args));
}
else {
$this
->logger('content')
->notice('@type: updated %title.', $context);
drupal_set_message(t('@type %title has been updated.', $t_args));
}
if ($node
->id()) {
$form_state
->setValue('nid', $node
->id());
$form_state
->set('nid', $node
->id());
if ($node
->access('view')) {
$form_state
->setRedirect('entity.node.canonical', array(
'node' => $node
->id(),
));
}
else {
$form_state
->setRedirect('<front>');
}
// Remove the preview entry from the temp store, if any.
$store = $this->tempStoreFactory
->get('node_preview');
$store
->delete($node
->uuid());
}
else {
// In the unlikely case something went wrong on save, the node will be
// rebuilt and node form redisplayed the same way as in preview.
drupal_set_message(t('The post could not be saved.'), 'error');
$form_state
->setRebuild();
}
}
}