class PhotosImageDeleteForm in Album Photos 8.4

Same name and namespace in other branches

8.5 src/Form/PhotosImageDeleteForm.php \Drupal\photos\Form\PhotosImageDeleteForm
6.0.x src/Form/PhotosImageDeleteForm.php \Drupal\photos\Form\PhotosImageDeleteForm

Defines a confirmation form for deleting images.

Hierarchy

class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LoggerChannelTrait, MessengerTrait, LinkGeneratorTrait, RedirectDestinationTrait, UrlGeneratorTrait, StringTranslationTrait
- class \Drupal\Core\Form\ConfirmFormBase implements ConfirmFormInterface
  - class \Drupal\photos\Form\PhotosImageDeleteForm

Expanded class hierarchy of PhotosImageDeleteForm

1 string reference to 'PhotosImageDeleteForm'

photos.routing.yml in ./photos.routing.yml: photos.routing.yml

File

src/Form/PhotosImageDeleteForm.php, line 17

Namespace

Drupal\photos\Form

View source

class PhotosImageDeleteForm extends ConfirmFormBase {

  /**
   * The database connection.
   *
   * @var \Drupal\Core\Database\Connection
   */
  protected $connection;

  /**
   * The ID of the item to delete.
   *
   * @var string
   */
  protected $id;

  /**
   * Constructor.
   *
   * @param \Drupal\Core\Database\Connection $connection
   *   The database connection.
   */
  public function __construct(Connection $connection) {
    $this->connection = $connection;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('database'));
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'photos_image_confirm_delete';
  }

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return t('Do you want to delete this image?');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {

    // @todo check destination?
    $url = Url::fromUri('base:photos/image/' . $this->id);
    return $url;
  }

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return t('Only do this if you are sure!');
  }

  /**
   * {@inheritdoc}
   */
  public function getConfirmText() {
    return t('Delete it!');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelText() {
    return t('Nevermind');
  }

  /**
   * Form constructor.
   *
   * @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.
   * @param int $file
   *   (optional) The ID of the item to be deleted.
   *
   * @return array
   *   The form structure.
   */
  public function buildForm(array $form, FormStateInterface $form_state, $file = '') {

    // @todo update access!
    $this->id = $file;
    if (!$this->id) {
      throw new NotFoundHttpException();
    }

    // @todo set album type?
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $fid = $this->id;
    $pid = $this->connection
      ->query("SELECT pid FROM {photos_image} WHERE fid = :fid", [
      ':fid' => $fid,
    ])
      ->fetchField();

    // Delete image.
    $image = new PhotosImage($fid);
    $v = $image
      ->delete(NULL, TRUE);
    if ($v) {
      \Drupal::messenger()
        ->addMessage(t('Image deleted.'));

      // Invalidate cache tags.
      Cache::invalidateTags([
        'node:' . $pid,
        'photos:album:' . $pid,
        'photos:image:' . $fid,
      ]);

      // @todo redirect to album.
      $url = Url::fromUri('base:photos/album/' . $pid);
      $form_state
        ->setRedirectUrl($url);
    }
    else {
      \Drupal::messenger()
        ->addError(t('Delete failed.'));

      // Redirect to cancel URL.
      $form_state
        ->setRedirectUrl($this
        ->getCancelUrl());
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ConfirmFormBase::getFormName	public	function	Returns the internal name used to refer to the confirmation item. Overrides ConfirmFormInterface::getFormName
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
FormBase::$configFactory	protected	property	The config factory.	1
FormBase::$requestStack	protected	property	The request stack.	1
FormBase::$routeMatch	protected	property	The route match.
FormBase::config	protected	function	Retrieves a configuration object.
FormBase::configFactory	protected	function	Gets the config factory for this form.	1
FormBase::container	private	function	Returns the service container.
FormBase::currentUser	protected	function	Gets the current user.
FormBase::getRequest	protected	function	Gets the request object.
FormBase::getRouteMatch	protected	function	Gets the route match.
FormBase::logger	protected	function	Gets the logger for a specific channel.
FormBase::redirect	protected	function	Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
FormBase::resetConfigFactory	public	function	Resets the configuration factory.
FormBase::setConfigFactory	public	function	Sets the config factory for this form.
FormBase::setRequestStack	public	function	Sets the request stack object to use.
FormBase::validateForm	public	function	Form validation handler. Overrides FormInterface::validateForm	62
LinkGeneratorTrait::$linkGenerator	protected	property	The link generator.	1
LinkGeneratorTrait::getLinkGenerator Deprecated	protected	function	Returns the link generator.
LinkGeneratorTrait::l Deprecated	protected	function	Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated	public	function	Sets the link generator service.
LoggerChannelTrait::$loggerFactory	protected	property	The logger channel factory service.
LoggerChannelTrait::getLogger	protected	function	Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory	public	function	Injects the logger channel factory.
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PhotosImageDeleteForm::$connection	protected	property	The database connection.
PhotosImageDeleteForm::$id	protected	property	The ID of the item to delete.
PhotosImageDeleteForm::buildForm	public	function	Form constructor. Overrides ConfirmFormBase::buildForm
PhotosImageDeleteForm::create	public static	function	Instantiates a new instance of this class. Overrides FormBase::create
PhotosImageDeleteForm::getCancelText	public	function	Returns a caption for the link which cancels the action. Overrides ConfirmFormBase::getCancelText
PhotosImageDeleteForm::getCancelUrl	public	function	Returns the route to go to if the user cancels the action. Overrides ConfirmFormInterface::getCancelUrl
PhotosImageDeleteForm::getConfirmText	public	function	Returns a caption for the button that confirms the action. Overrides ConfirmFormBase::getConfirmText
PhotosImageDeleteForm::getDescription	public	function	Returns additional text to display as a description. Overrides ConfirmFormBase::getDescription
PhotosImageDeleteForm::getFormId	public	function	Returns a unique string identifying the form. Overrides FormInterface::getFormId
PhotosImageDeleteForm::getQuestion	public	function	Returns the question to ask the user. Overrides ConfirmFormInterface::getQuestion
PhotosImageDeleteForm::submitForm	public	function	Form submission handler. Overrides FormInterface::submitForm
PhotosImageDeleteForm::__construct	public	function	Constructor.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.	1
RedirectDestinationTrait::getDestinationArray	protected	function	Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination	protected	function	Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination	public	function	Sets the redirect destination service.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator	protected	property	The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated	protected	function	Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated	public	function	Sets the URL generator service.
UrlGeneratorTrait::url Deprecated	protected	function	Generates a URL or path for a specific route based on the given parameters.

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class PhotosImageDeleteForm in Album Photos 8.4

Hierarchy

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Namespace

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