FieldEntryFormController.php in Flag 8.4
Namespace
Drupal\flag\ControllerFile
src/Controller/FieldEntryFormController.phpView source
<?php
namespace Drupal\flag\Controller;
use Drupal\Core\Controller\ControllerBase;
use Drupal\flag\FlagInterface;
use Drupal\Flag\FlagServiceInterface;
use Drupal\flag\FlaggingInterface;
use Drupal\Core\Session\SessionManagerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
/**
* Provides a controller for the Field Entry link type.
*/
class FieldEntryFormController extends ControllerBase {
/**
* The flag service.
*
* @var \Drupal\Flag\FlagServiceInterface
*/
protected $flagService;
/**
* The session manager.
*
* @var \Drupal\Core\Session\SessionManagerInterface
*/
protected $sessionManager;
/**
* Constructor.
*
* @param \Drupal\Core\Session\SessionManagerInterface $session_manager
* The session manager.
* @param \Drupal\Flag\FlagServiceInterface $flag_service
* The flag service.
*/
public function __construct(SessionManagerInterface $session_manager, FlagServiceInterface $flag_service) {
$this->sessionManager = $session_manager;
$this->flagService = $flag_service;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static($container
->get('session_manager'), $container
->get('flag'));
}
/**
* Performs a flagging when called via a route.
*
* @param \Drupal\flag\FlagInterface $flag
* The flag entity.
* @param int $entity_id
* The flaggable ID.
*
* @return array
* The processed form to create the flagging.
*
* @see \Drupal\flag\Plugin\ActionLink\AJAXactionLink
*/
public function flag(FlagInterface $flag, $entity_id) {
$flag_id = $flag
->id();
// Set account and session ID to NULL to get the current user.
$account = $session_id = NULL;
$this->flagService
->populateFlaggerDefaults($account, $session_id);
$flagging = $this
->entityTypeManager()
->getStorage('flagging')
->create([
'flag_id' => $flag
->id(),
'entity_type' => $flag
->getFlaggableEntityTypeId(),
'entity_id' => $entity_id,
'uid' => $account
->id(),
'session_id' => $session_id,
]);
return $this
->getForm($flagging, 'add');
}
/**
* Return the flagging edit form.
*
* @param \Drupal\flag\FlagInterface $flag
* The flag entity.
* @param mixed $entity_id
* The entity ID.
*
* @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
* Thrown if the flagging could not be found.
*
* @return array
* The processed edit form for the given flagging.
*/
public function edit(FlagInterface $flag, $entity_id) {
$entity = $this->flagService
->getFlaggableById($flag, $entity_id);
// If we couldn't find the flaggable, throw a 404.
if (!$entity) {
throw new NotFoundHttpException('The flagged entity could not be found.');
}
// Load the flagging from the flag and flaggable.
$flagging = $this->flagService
->getFlagging($flag, $entity);
// If we couldn't find the flagging, we can't edit. Throw a 404.
if (!$flagging) {
throw new NotFoundHttpException('The flagged entity could not be found.');
}
return $this
->getForm($flagging, 'edit');
}
/**
* Performs an unflagging when called via a route.
*
* @param \Drupal\flag\FlagInterface $flag
* The flag entity.
* @param int $entity_id
* The entity ID to unflag.
*
* @return array
* The processed delete form for the given flagging.
*
* @see \Drupal\flag\Plugin\ActionLink\AJAXactionLink
*
* @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
* Thrown if the flagging could not be found.
*/
public function unflag(FlagInterface $flag, $entity_id) {
$entity = $this->flagService
->getFlaggableById($flag, $entity_id);
// If we can't find the flaggable entity, throw a 404.
if (!$entity) {
throw new NotFoundHttpException('The flagging could not be found.');
}
// Load the flagging. If we can't find it, we can't unflag and throw a 404.
$flagging = $this->flagService
->getFlagging($flag, $entity);
if (!$flagging) {
throw new NotFoundHttpException('The flagging could not be found.');
}
return $this
->getForm($flagging, 'delete');
}
/**
* Title callback when creating a new flagging.
*
* @param \Drupal\flag\FlagInterface $flag
* The flag entity.
* @param int $entity_id
* The entity ID to unflag.
*
* @return string
* The flag field entry form title.
*/
public function flagTitle(FlagInterface $flag, $entity_id) {
$link_type = $flag
->getLinkTypePlugin();
return $link_type
->getFlagQuestion();
}
/**
* Title callback when editing an existing flagging.
*
* @param \Drupal\flag\FlagInterface $flag
* The flag entity.
* @param int $entity_id
* The entity ID to unflag.
*
* @return string
* The flag field entry form title.
*/
public function editTitle(FlagInterface $flag, $entity_id) {
$link_type = $flag
->getLinkTypePlugin();
return $link_type
->getEditFlaggingTitle();
}
/**
* Get the flag's field entry form.
*
* @param \Drupal\flag\FlaggingInterface $flagging
* The flagging from which to get the form.
* @param string|null $operation
* (optional) The operation identifying the form variant to return.
* If no operation is specified then 'default' is used.
*
* @return array
* The processed form for the given flagging and operation.
*/
protected function getForm(FlaggingInterface $flagging, $operation = 'default') {
return $this
->entityFormBuilder()
->getForm($flagging, $operation);
}
}
Classes
Name | Description |
---|---|
FieldEntryFormController | Provides a controller for the Field Entry link type. |