class TermForm in Drupal 9
Same name and namespace in other branches
- 8 core/modules/taxonomy/src/TermForm.php \Drupal\taxonomy\TermForm
Base for handler for taxonomy term edit forms.
@internal
Hierarchy
- class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LoggerChannelTrait, MessengerTrait, RedirectDestinationTrait, StringTranslationTrait
- class \Drupal\Core\Entity\EntityForm implements EntityFormInterface
- class \Drupal\Core\Entity\ContentEntityForm implements ContentEntityFormInterface
- class \Drupal\taxonomy\TermForm
- class \Drupal\Core\Entity\ContentEntityForm implements ContentEntityFormInterface
- class \Drupal\Core\Entity\EntityForm implements EntityFormInterface
Expanded class hierarchy of TermForm
1 file declares its use of TermForm
- ForumForm.php in core/
modules/ forum/ src/ Form/ ForumForm.php
File
- core/
modules/ taxonomy/ src/ TermForm.php, line 14
Namespace
Drupal\taxonomyView source
class TermForm extends ContentEntityForm {
/**
* {@inheritdoc}
*/
public function form(array $form, FormStateInterface $form_state) {
$term = $this->entity;
$vocab_storage = $this->entityTypeManager
->getStorage('taxonomy_vocabulary');
/** @var \Drupal\taxonomy\TermStorageInterface $taxonomy_storage */
$taxonomy_storage = $this->entityTypeManager
->getStorage('taxonomy_term');
$vocabulary = $vocab_storage
->load($term
->bundle());
$parent = array_keys($taxonomy_storage
->loadParents($term
->id()));
$form_state
->set([
'taxonomy',
'parent',
], $parent);
$form_state
->set([
'taxonomy',
'vocabulary',
], $vocabulary);
$form['relations'] = [
'#type' => 'details',
'#title' => $this
->t('Relations'),
'#open' => $taxonomy_storage
->getVocabularyHierarchyType($vocabulary
->id()) == VocabularyInterface::HIERARCHY_MULTIPLE,
'#weight' => 10,
];
// \Drupal\taxonomy\TermStorageInterface::loadTree() and
// \Drupal\taxonomy\TermStorageInterface::loadParents() may contain large
// numbers of items so we check for taxonomy.settings:override_selector
// before loading the full vocabulary. Contrib modules can then intercept
// before hook_form_alter to provide scalable alternatives.
if (!$this
->config('taxonomy.settings')
->get('override_selector')) {
$exclude = [];
if (!$term
->isNew()) {
$parent = array_keys($taxonomy_storage
->loadParents($term
->id()));
$children = $taxonomy_storage
->loadTree($vocabulary
->id(), $term
->id());
// A term can't be the child of itself, nor of its children.
foreach ($children as $child) {
$exclude[] = $child->tid;
}
$exclude[] = $term
->id();
}
$tree = $taxonomy_storage
->loadTree($vocabulary
->id());
$options = [
'<' . $this
->t('root') . '>',
];
if (empty($parent)) {
$parent = [
0,
];
}
foreach ($tree as $item) {
if (!in_array($item->tid, $exclude)) {
$options[$item->tid] = str_repeat('-', $item->depth) . $item->name;
}
}
$form['relations']['parent'] = [
'#type' => 'select',
'#title' => $this
->t('Parent terms'),
'#options' => $options,
'#default_value' => $parent,
'#multiple' => TRUE,
];
}
$form['relations']['weight'] = [
'#type' => 'textfield',
'#title' => $this
->t('Weight'),
'#size' => 6,
'#default_value' => $term
->getWeight(),
'#description' => $this
->t('Terms are displayed in ascending order by weight.'),
'#required' => TRUE,
];
$form['vid'] = [
'#type' => 'value',
'#value' => $vocabulary
->id(),
];
$form['tid'] = [
'#type' => 'value',
'#value' => $term
->id(),
];
return parent::form($form, $form_state);
}
/**
* {@inheritdoc}
*/
protected function actions(array $form, FormStateInterface $form_state) {
$element = parent::actions($form, $form_state);
if (!$this
->getRequest()->query
->has('destination')) {
$element['overview'] = [
'#type' => 'submit',
'#value' => $this
->t('Save and go to list'),
'#weight' => 20,
'#submit' => array_merge($element['submit']['#submit'], [
'::overview',
]),
];
}
return $element;
}
/**
* Form submission handler for the 'overview' action.
*
* @param array[] $form
* An associative array containing the structure of the form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public function overview(array $form, FormStateInterface $form_state) : void {
$vocabulary = $this->entityTypeManager
->getStorage('taxonomy_vocabulary')
->load($form_state
->getValue('vid'));
$form_state
->setRedirectUrl($vocabulary
->toUrl('overview-form'));
}
/**
* {@inheritdoc}
*/
public function validateForm(array &$form, FormStateInterface $form_state) {
parent::validateForm($form, $form_state);
// Ensure numeric values.
if ($form_state
->hasValue('weight') && !is_numeric($form_state
->getValue('weight'))) {
$form_state
->setErrorByName('weight', $this
->t('Weight value must be numeric.'));
}
}
/**
* {@inheritdoc}
*/
public function buildEntity(array $form, FormStateInterface $form_state) {
$term = parent::buildEntity($form, $form_state);
// Prevent leading and trailing spaces in term names.
$term
->setName(trim($term
->getName()));
// Assign parents with proper delta values starting from 0.
$term->parent = array_values($form_state
->getValue('parent'));
return $term;
}
/**
* {@inheritdoc}
*/
protected function getEditedFieldNames(FormStateInterface $form_state) {
return array_merge([
'parent',
'weight',
], parent::getEditedFieldNames($form_state));
}
/**
* {@inheritdoc}
*/
protected function flagViolations(EntityConstraintViolationListInterface $violations, array $form, FormStateInterface $form_state) {
// Manually flag violations of fields not handled by the form display. This
// is necessary as entity form displays only flag violations for fields
// contained in the display.
// @see ::form()
foreach ($violations
->getByField('parent') as $violation) {
$form_state
->setErrorByName('parent', $violation
->getMessage());
}
foreach ($violations
->getByField('weight') as $violation) {
$form_state
->setErrorByName('weight', $violation
->getMessage());
}
parent::flagViolations($violations, $form, $form_state);
}
/**
* {@inheritdoc}
*/
public function save(array $form, FormStateInterface $form_state) {
$term = $this->entity;
$result = $term
->save();
$edit_link = $term
->toLink($this
->t('Edit'), 'edit-form')
->toString();
$view_link = $term
->toLink()
->toString();
switch ($result) {
case SAVED_NEW:
$this
->messenger()
->addStatus($this
->t('Created new term %term.', [
'%term' => $view_link,
]));
$this
->logger('taxonomy')
->notice('Created new term %term.', [
'%term' => $term
->getName(),
'link' => $edit_link,
]);
break;
case SAVED_UPDATED:
$this
->messenger()
->addStatus($this
->t('Updated term %term.', [
'%term' => $view_link,
]));
$this
->logger('taxonomy')
->notice('Updated term %term.', [
'%term' => $term
->getName(),
'link' => $edit_link,
]);
break;
}
$current_parent_count = count($form_state
->getValue('parent'));
// Root doesn't count if it's the only parent.
if ($current_parent_count == 1 && $form_state
->hasValue([
'parent',
0,
])) {
$form_state
->setValue('parent', []);
}
$form_state
->setValue('tid', $term
->id());
$form_state
->set('tid', $term
->id());
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
ContentEntityForm:: |
protected | property |
The entity being used by this form. Overrides EntityForm:: |
9 |
ContentEntityForm:: |
protected | property | The entity repository service. | |
ContentEntityForm:: |
protected | property | The entity type bundle info service. | |
ContentEntityForm:: |
protected | property | The time service. | |
ContentEntityForm:: |
protected | function | Add revision form fields if the entity enabled the UI. | |
ContentEntityForm:: |
protected | function |
Copies top-level form values to entity properties. Overrides EntityForm:: |
|
ContentEntityForm:: |
public static | function |
Instantiates a new instance of this class. Overrides FormBase:: |
9 |
ContentEntityForm:: |
protected | function | Returns the bundle entity of the entity, or NULL if there is none. | |
ContentEntityForm:: |
public | function |
Gets the form display. Overrides ContentEntityFormInterface:: |
|
ContentEntityForm:: |
public | function |
Gets the code identifying the active form language. Overrides ContentEntityFormInterface:: |
|
ContentEntityForm:: |
protected | function | Should new revisions created on default. | |
ContentEntityForm:: |
protected | function |
Initializes the form state and the entity before the first form build. Overrides EntityForm:: |
1 |
ContentEntityForm:: |
protected | function | Initializes form language code values. | |
ContentEntityForm:: |
public | function |
Checks whether the current form language matches the entity one. Overrides ContentEntityFormInterface:: |
|
ContentEntityForm:: |
protected | function |
Prepares the entity object before the form is built first. Overrides EntityForm:: |
1 |
ContentEntityForm:: |
public | function |
Sets the form display. Overrides ContentEntityFormInterface:: |
|
ContentEntityForm:: |
protected | function | Checks whether the revision form fields should be added to the form. | |
ContentEntityForm:: |
public | function |
This is the default entity object builder function. It is called before any
other submit handler to build the new entity object to be used by the
following submit handlers. At this point of the form workflow the entity is
validated and the form state… Overrides EntityForm:: |
4 |
ContentEntityForm:: |
public | function | Updates the changed time of the entity. | |
ContentEntityForm:: |
public | function | Updates the form language to reflect any change to the entity language. | |
ContentEntityForm:: |
public | function | Constructs a ContentEntityForm object. | 9 |
DependencySerializationTrait:: |
protected | property | ||
DependencySerializationTrait:: |
protected | property | ||
DependencySerializationTrait:: |
public | function | 2 | |
DependencySerializationTrait:: |
public | function | 2 | |
EntityForm:: |
protected | property | The entity type manager. | 3 |
EntityForm:: |
protected | property | The module handler service. | |
EntityForm:: |
protected | property | The name of the current operation. | |
EntityForm:: |
protected | function | Returns the action form element for the current entity form. | |
EntityForm:: |
public | function | Form element #after_build callback: Updates the entity with submitted data. | |
EntityForm:: |
public | function |
Form constructor. Overrides FormInterface:: |
13 |
EntityForm:: |
public | function |
Returns a string identifying the base form. Overrides BaseFormIdInterface:: |
6 |
EntityForm:: |
public | function |
Gets the form entity. Overrides EntityFormInterface:: |
|
EntityForm:: |
public | function |
Determines which entity will be used by this form from a RouteMatch object. Overrides EntityFormInterface:: |
3 |
EntityForm:: |
public | function |
Returns a unique string identifying the form. Overrides FormInterface:: |
12 |
EntityForm:: |
public | function |
Gets the operation identifying the form. Overrides EntityFormInterface:: |
|
EntityForm:: |
protected | function | Invokes the specified prepare hook variant. | |
EntityForm:: |
public | function | Process callback: assigns weights and hides extra fields. | |
EntityForm:: |
public | function |
Sets the form entity. Overrides EntityFormInterface:: |
|
EntityForm:: |
public | function |
Sets the entity type manager for this form. Overrides EntityFormInterface:: |
|
EntityForm:: |
public | function |
Sets the module handler for this form. Overrides EntityFormInterface:: |
|
EntityForm:: |
public | function |
Sets the operation for this form. Overrides EntityFormInterface:: |
|
FormBase:: |
protected | property | The config factory. | 3 |
FormBase:: |
protected | property | The request stack. | 1 |
FormBase:: |
protected | property | The route match. | |
FormBase:: |
protected | function | Retrieves a configuration object. | |
FormBase:: |
protected | function | Gets the config factory for this form. | 3 |
FormBase:: |
private | function | Returns the service container. | |
FormBase:: |
protected | function | Gets the current user. | |
FormBase:: |
protected | function | Gets the request object. | |
FormBase:: |
protected | function | Gets the route match. | |
FormBase:: |
protected | function | Gets the logger for a specific channel. | |
FormBase:: |
protected | function | Returns a redirect response object for the specified route. | |
FormBase:: |
public | function | Resets the configuration factory. | |
FormBase:: |
public | function | Sets the config factory for this form. | |
FormBase:: |
public | function | Sets the request stack object to use. | |
LoggerChannelTrait:: |
protected | property | The logger channel factory service. | |
LoggerChannelTrait:: |
protected | function | Gets the logger for a specific channel. | |
LoggerChannelTrait:: |
public | function | Injects the logger channel factory. | |
MessengerTrait:: |
protected | property | The messenger. | 27 |
MessengerTrait:: |
public | function | Gets the messenger. | 27 |
MessengerTrait:: |
public | function | Sets the messenger. | |
RedirectDestinationTrait:: |
protected | property | The redirect destination service. | 1 |
RedirectDestinationTrait:: |
protected | function | Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url. | |
RedirectDestinationTrait:: |
protected | function | Returns the redirect destination service. | |
RedirectDestinationTrait:: |
public | function | Sets the redirect destination service. | |
StringTranslationTrait:: |
protected | property | The string translation service. | 4 |
StringTranslationTrait:: |
protected | function | Formats a string containing a count of items. | |
StringTranslationTrait:: |
protected | function | Returns the number of plurals supported by a given language. | |
StringTranslationTrait:: |
protected | function | Gets the string translation service. | |
StringTranslationTrait:: |
public | function | Sets the string translation service to use. | 2 |
StringTranslationTrait:: |
protected | function | Translates a string to the current language or to a given language. | |
TermForm:: |
protected | function |
Returns an array of supported actions for the current entity form. Overrides EntityForm:: |
1 |
TermForm:: |
public | function |
Builds an updated entity object based upon the submitted form values. Overrides ContentEntityForm:: |
1 |
TermForm:: |
protected | function |
Flags violations for the current form. Overrides ContentEntityForm:: |
|
TermForm:: |
public | function |
Gets the actual form array to be built. Overrides ContentEntityForm:: |
1 |
TermForm:: |
protected | function |
Gets the names of all fields edited in the form. Overrides ContentEntityForm:: |
|
TermForm:: |
public | function | Form submission handler for the 'overview' action. | |
TermForm:: |
public | function |
Form submission handler for the 'save' action. Overrides EntityForm:: |
1 |
TermForm:: |
public | function |
Button-level validation handlers are highly discouraged for entity forms,
as they will prevent entity validation from running. If the entity is going
to be saved during the form submission, this method should be manually
invoked from the button-level… Overrides ContentEntityForm:: |