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opencase/modules/opencase_cases/src/Form/OCCaseProvisionRevisionDeleteForm.php

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<?php
namespace Drupal\opencase_cases\Form;
use Drupal\Core\Form\ConfirmFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Provides a form for deleting a Case Provision revision.
*
* @ingroup opencase_cases
*/
class OCCaseProvisionRevisionDeleteForm extends ConfirmFormBase {
/**
* The Case Provision revision.
*
* @var \Drupal\opencase_cases\Entity\OCCaseProvisionInterface
*/
protected $revision;
/**
* The Case Provision storage.
*
* @var \Drupal\Core\Entity\EntityStorageInterface
*/
protected $oCCaseProvisionStorage;
/**
* The database connection.
*
* @var \Drupal\Core\Database\Connection
*/
protected $connection;
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
$instance = parent::create($container);
$instance->oCCaseProvisionStorage = $container->get('entity_type.manager')->getStorage('oc_case_provision');
$instance->connection = $container->get('database');
return $instance;
}
/**
* {@inheritdoc}
*/
public function getFormId() {
return 'oc_case_provision_revision_delete_confirm';
}
/**
* {@inheritdoc}
*/
public function getQuestion() {
return $this->t('Are you sure you want to delete the revision from %revision-date?', [
'%revision-date' => format_date($this->revision->getRevisionCreationTime()),
]);
}
/**
* {@inheritdoc}
*/
public function getCancelUrl() {
return new Url('entity.oc_case_provision.version_history', ['oc_case_provision' => $this->revision->id()]);
}
/**
* {@inheritdoc}
*/
public function getConfirmText() {
return $this->t('Delete');
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state, $oc_case_provision_revision = NULL) {
$this->revision = $this->OCCaseProvisionStorage->loadRevision($oc_case_provision_revision);
$form = parent::buildForm($form, $form_state);
return $form;
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$this->OCCaseProvisionStorage->deleteRevision($this->revision->getRevisionId());
$this->logger('content')->notice('Case Provision: deleted %title revision %revision.', ['%title' => $this->revision->label(), '%revision' => $this->revision->getRevisionId()]);
$this->messenger()->addMessage(t('Revision from %revision-date of Case Provision %title has been deleted.', ['%revision-date' => format_date($this->revision->getRevisionCreationTime()), '%title' => $this->revision->label()]));
$form_state->setRedirect(
'entity.oc_case_provision.canonical',
['oc_case_provision' => $this->revision->id()]
);
if ($this->connection->query('SELECT COUNT(DISTINCT vid) FROM {oc_case_provision_field_revision} WHERE id = :id', [':id' => $this->revision->id()])->fetchField() > 1) {
$form_state->setRedirect(
'entity.oc_case_provision.version_history',
['oc_case_provision' => $this->revision->id()]
);
}
}
}