BulkForm.php
Same filename in other branches
Namespace
Drupal\views\Plugin\views\fieldFile
-
core/
modules/ views/ src/ Plugin/ views/ field/ BulkForm.php
View source
<?php
namespace Drupal\views\Plugin\views\field;
use Drupal\Core\Cache\CacheableDependencyInterface;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Entity\EntityRepositoryInterface;
use Drupal\Core\Entity\RevisionableInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Language\LanguageManagerInterface;
use Drupal\Core\Messenger\MessengerInterface;
use Drupal\Core\Routing\RedirectDestinationTrait;
use Drupal\Core\TypedData\TranslatableInterface;
use Drupal\views\Entity\Render\EntityTranslationRenderTrait;
use Drupal\views\Plugin\views\display\DisplayPluginBase;
use Drupal\views\Plugin\views\style\Table;
use Drupal\views\ResultRow;
use Drupal\views\ViewExecutable;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Defines an actions-based bulk operation form element.
*
* @ViewsField("bulk_form")
*/
class BulkForm extends FieldPluginBase implements CacheableDependencyInterface {
use RedirectDestinationTrait;
use UncacheableFieldHandlerTrait;
use EntityTranslationRenderTrait;
/**
* The entity type manager.
*
* @var \Drupal\Core\Entity\EntityTypeManagerInterface
*/
protected $entityTypeManager;
/**
* The entity repository service.
*
* @var \Drupal\Core\Entity\EntityRepositoryInterface
*/
protected $entityRepository;
/**
* The action storage.
*
* @var \Drupal\Core\Entity\EntityStorageInterface
*/
protected $actionStorage;
/**
* An array of actions that can be executed.
*
* @var \Drupal\system\ActionConfigEntityInterface[]
*/
protected $actions = [];
/**
* The language manager.
*
* @var \Drupal\Core\Language\LanguageManagerInterface
*/
protected $languageManager;
/**
* The messenger.
*
* @var \Drupal\Core\Messenger\MessengerInterface
*/
protected $messenger;
/**
* Constructs a new BulkForm object.
*
* @param array $configuration
* A configuration array containing information about the plugin instance.
* @param string $plugin_id
* The plugin ID for the plugin instance.
* @param mixed $plugin_definition
* The plugin implementation definition.
* @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
* The entity type manager.
* @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
* The language manager.
* @param \Drupal\Core\Messenger\MessengerInterface $messenger
* The messenger.
* @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
* The entity repository.
*
* @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException
*/
public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager, LanguageManagerInterface $language_manager, MessengerInterface $messenger, EntityRepositoryInterface $entity_repository) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->entityTypeManager = $entity_type_manager;
$this->actionStorage = $entity_type_manager->getStorage('action');
$this->languageManager = $language_manager;
$this->messenger = $messenger;
$this->entityRepository = $entity_repository;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static($configuration, $plugin_id, $plugin_definition, $container->get('entity_type.manager'), $container->get('language_manager'), $container->get('messenger'), $container->get('entity.repository'));
}
/**
* {@inheritdoc}
*/
public function init(ViewExecutable $view, DisplayPluginBase $display, array &$options = NULL) {
parent::init($view, $display, $options);
$entity_type = $this->getEntityType();
// Filter the actions to only include those for this entity type.
$this->actions = array_filter($this->actionStorage
->loadMultiple(), function ($action) use ($entity_type) {
return $action->getType() == $entity_type;
});
}
/**
* {@inheritdoc}
*/
public function getCacheMaxAge() {
// @todo Consider making the bulk operation form cacheable. See
// https://www.drupal.org/node/2503009.
return 0;
}
/**
* {@inheritdoc}
*/
public function getCacheContexts() {
return $this->languageManager
->isMultilingual() ? $this->getEntityTranslationRenderer()
->getCacheContexts() : [];
}
/**
* {@inheritdoc}
*/
public function getCacheTags() {
return [];
}
/**
* {@inheritdoc}
*/
public function getEntityTypeId() {
return $this->getEntityType();
}
/**
* {@inheritdoc}
*/
protected function getEntityTypeManager() {
return $this->entityTypeManager;
}
/**
* {@inheritdoc}
*/
protected function getEntityRepository() {
return $this->entityRepository;
}
/**
* {@inheritdoc}
*/
protected function getLanguageManager() {
return $this->languageManager;
}
/**
* {@inheritdoc}
*/
protected function getView() {
return $this->view;
}
/**
* {@inheritdoc}
*/
protected function defineOptions() {
$options = parent::defineOptions();
$options['action_title'] = [
'default' => $this->t('Action'),
];
$options['include_exclude'] = [
'default' => 'exclude',
];
$options['selected_actions'] = [
'default' => [],
];
return $options;
}
/**
* {@inheritdoc}
*/
public function buildOptionsForm(&$form, FormStateInterface $form_state) {
$form['action_title'] = [
'#type' => 'textfield',
'#title' => $this->t('Action title'),
'#default_value' => $this->options['action_title'],
'#description' => $this->t('The title shown above the actions dropdown.'),
];
$form['include_exclude'] = [
'#type' => 'radios',
'#title' => $this->t('Available actions'),
'#options' => [
'exclude' => $this->t('All actions, except selected'),
'include' => $this->t('Only selected actions'),
],
'#default_value' => $this->options['include_exclude'],
];
$form['selected_actions'] = [
'#type' => 'checkboxes',
'#title' => $this->t('Selected actions'),
'#options' => $this->getBulkOptions(FALSE),
'#default_value' => $this->options['selected_actions'],
];
parent::buildOptionsForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function validateOptionsForm(&$form, FormStateInterface $form_state) {
parent::validateOptionsForm($form, $form_state);
$selected_actions = $form_state->getValue([
'options',
'selected_actions',
]);
$form_state->setValue([
'options',
'selected_actions',
], array_values(array_filter($selected_actions)));
}
/**
* {@inheritdoc}
*/
public function preRender(&$values) {
parent::preRender($values);
// If the view is using a table style, provide a placeholder for a
// "select all" checkbox.
if (!empty($this->view->style_plugin) && $this->view->style_plugin instanceof Table) {
// Add the tableselect css classes.
$this->options['element_label_class'] .= 'select-all';
// Hide the actual label of the field on the table header.
$this->options['label'] = '';
}
}
/**
* {@inheritdoc}
*/
public function getValue(ResultRow $row, $field = NULL) {
return '<!--form-item-' . $this->options['id'] . '--' . $row->index . '-->';
}
/**
* Form constructor for the bulk form.
*
* @param array $form
* An associative array containing the structure of the form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*/
public function viewsForm(&$form, FormStateInterface $form_state) {
// Make sure we do not accidentally cache this form.
// @todo Evaluate this again in https://www.drupal.org/node/2503009.
$form['#cache']['max-age'] = 0;
// Add the tableselect javascript.
$form['#attached']['library'][] = 'core/drupal.tableselect';
$use_revision = array_key_exists('revision', $this->view
->getQuery()
->getEntityTableInfo());
// Only add the bulk form options and buttons if there are results.
if (!empty($this->view->result)) {
// Render checkboxes for all rows.
$form[$this->options['id']]['#tree'] = TRUE;
foreach ($this->view->result as $row_index => $row) {
$entity = $this->getEntityTranslation($this->getEntity($row), $row);
$form[$this->options['id']][$row_index] = [
'#type' => 'checkbox',
// We are not able to determine a main "title" for each row, so we can
// only output a generic label.
'#title' => $this->t('Update this item'),
'#title_display' => 'invisible',
'#default_value' => !empty($form_state->getValue($this->options['id'])[$row_index]) ? 1 : NULL,
'#return_value' => $this->calculateEntityBulkFormKey($entity, $use_revision),
];
}
// Replace the form submit button label.
$form['actions']['submit']['#value'] = $this->t('Apply to selected items');
// Ensure a consistent container for filters/operations in the view header.
$form['header'] = [
'#type' => 'container',
'#weight' => -100,
];
// Build the bulk operations action widget for the header.
// Allow themes to apply .container-inline on this separate container.
$form['header'][$this->options['id']] = [
'#type' => 'container',
];
$form['header'][$this->options['id']]['action'] = [
'#type' => 'select',
'#title' => $this->options['action_title'],
'#options' => $this->getBulkOptions(),
];
// Duplicate the form actions into the action container in the header.
$form['header'][$this->options['id']]['actions'] = $form['actions'];
}
else {
// Remove the default actions build array.
unset($form['actions']);
}
}
/**
* Returns the available operations for this form.
*
* @param bool $filtered
* (optional) Whether to filter actions to selected actions.
*
* @return array
* An associative array of operations, suitable for a select element.
*/
protected function getBulkOptions($filtered = TRUE) {
$options = [];
// Filter the action list.
foreach ($this->actions as $id => $action) {
if ($filtered) {
$in_selected = in_array($id, $this->options['selected_actions']);
// If the field is configured to include only the selected actions,
// skip actions that were not selected.
if ($this->options['include_exclude'] == 'include' && !$in_selected) {
continue;
}
elseif ($this->options['include_exclude'] == 'exclude' && $in_selected) {
continue;
}
}
$options[$id] = $action->label();
}
return $options;
}
/**
* Submit handler for the bulk form.
*
* @param array $form
* An associative array containing the structure of the form.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
*
* @throws \Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException
* Thrown when the user tried to access an action without access to it.
*/
public function viewsFormSubmit(&$form, FormStateInterface $form_state) {
if ($form_state->get('step') == 'views_form_views_form') {
// Filter only selected checkboxes. Use the actual user input rather than
// the raw form values array, since the site data may change before the
// bulk form is submitted, which can lead to data loss.
$user_input = $form_state->getUserInput();
$selected = array_filter($user_input[$this->options['id']]);
$entities = [];
$action = $this->actions[$form_state->getValue('action')];
$count = 0;
foreach ($selected as $bulk_form_key) {
$entity = $this->loadEntityFromBulkFormKey($bulk_form_key);
// Skip execution if current entity does not exist.
if (empty($entity)) {
continue;
}
// Skip execution if the user did not have access.
if (!$action->getPlugin()
->access($entity, $this->view
->getUser())) {
$this->messenger
->addError($this->t('No access to execute %action on the @entity_type_label %entity_label.', [
'%action' => $action->label(),
'@entity_type_label' => $entity->getEntityType()
->getLabel(),
'%entity_label' => $entity->label(),
]));
continue;
}
$count++;
$entities[$bulk_form_key] = $entity;
}
// If there were entities selected but the action isn't allowed on any of
// them, we don't need to do anything further.
if (!$count) {
return;
}
$action->execute($entities);
$operation_definition = $action->getPluginDefinition();
if (!empty($operation_definition['confirm_form_route_name'])) {
$options = [
'query' => $this->getDestinationArray(),
];
$form_state->setRedirect($operation_definition['confirm_form_route_name'], [], $options);
}
else {
// Don't display the message unless there are some elements affected and
// there is no confirmation form.
$this->messenger
->addStatus($this->formatPlural($count, '%action was applied to @count item.', '%action was applied to @count items.', [
'%action' => $action->label(),
]));
}
}
}
/**
* Returns the message to be displayed when there are no selected items.
*
* @return string
* Message displayed when no items are selected.
*/
protected function emptySelectedMessage() {
return $this->t('No items selected.');
}
/**
* {@inheritdoc}
*/
public function viewsFormValidate(&$form, FormStateInterface $form_state) {
$ids = $form_state->getValue($this->options['id']);
if (empty($ids) || empty(array_filter($ids))) {
$form_state->setErrorByName('', $this->emptySelectedMessage());
}
}
/**
* {@inheritdoc}
*/
public function query() {
if ($this->languageManager
->isMultilingual()) {
$this->getEntityTranslationRenderer()
->query($this->query, $this->relationship);
}
}
/**
* {@inheritdoc}
*/
public function clickSortable() {
return FALSE;
}
/**
* Calculates a bulk form key.
*
* This generates a key that is used as the checkbox return value when
* submitting a bulk form. This key allows the entity for the row to be loaded
* totally independent of the executed view row.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* The entity to calculate a bulk form key for.
* @param bool $use_revision
* Whether the revision id should be added to the bulk form key. This should
* be set to TRUE only if the view is listing entity revisions.
*
* @return string
* The bulk form key representing the entity's id, language and revision (if
* applicable) as one string.
*
* @see self::loadEntityFromBulkFormKey()
*/
protected function calculateEntityBulkFormKey(EntityInterface $entity, $use_revision) {
$key_parts = [
$entity->language()
->getId(),
$entity->id(),
];
if ($entity instanceof RevisionableInterface && $use_revision) {
$key_parts[] = $entity->getRevisionId();
}
// An entity ID could be an arbitrary string (although they are typically
// numeric). JSON then Base64 encoding ensures the bulk_form_key is
// safe to use in HTML, and that the key parts can be retrieved.
$key = json_encode($key_parts);
return base64_encode($key);
}
/**
* Loads an entity based on a bulk form key.
*
* @param string $bulk_form_key
* The bulk form key representing the entity's id, language and revision (if
* applicable) as one string.
*
* @return \Drupal\Core\Entity\EntityInterface
* The entity loaded in the state (language, optionally revision) specified
* as part of the bulk form key.
*/
protected function loadEntityFromBulkFormKey($bulk_form_key) {
$key = base64_decode($bulk_form_key);
$key_parts = json_decode($key);
$revision_id = NULL;
// If there are 3 items, vid will be last.
if (count($key_parts) === 3) {
$revision_id = array_pop($key_parts);
}
// The first two items will always be langcode and ID.
$id = array_pop($key_parts);
$langcode = array_pop($key_parts);
// Load the entity or a specific revision depending on the given key.
$storage = $this->entityTypeManager
->getStorage($this->getEntityType());
$entity = $revision_id ? $storage->loadRevision($revision_id) : $storage->load($id);
if ($entity instanceof TranslatableInterface) {
$entity = $entity->getTranslation($langcode);
}
return $entity;
}
}
Classes
Title | Deprecated | Summary |
---|---|---|
BulkForm | Defines an actions-based bulk operation form element. |
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