AutocompletionConfigurationDeleteForm.php in Search Autocomplete 2.x

Namespace

Drupal\search_autocomplete\Form

File

src/Form/AutocompletionConfigurationDeleteForm.php

<?php

namespace Drupal\search_autocomplete\Form;

use Drupal\Core\Entity\EntityConfirmFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;

/**
 * Class AutocompletionConfigurationDeleteForm.
 *
 * Provides a confirm form for deleting the entity. This is different from the
 * add and edit forms as it does not inherit from
 * AutocompletionConfigurationFormBase. The reason for this is that we do not
 * need to build the same form. Instead, we present the user with a simple
 * yes/no question. For this reason, we derive from EntityConfirmFormBase
 * instead.
 *
 * @package Drupal\search_autocomplete\Form
 *
 * @ingroup search_autocomplete
 */
class AutocompletionConfigurationDeleteForm extends EntityConfirmFormBase {

  /**
   * Gathers a confirmation question.
   *
   * The question is used as a title in our confirm form. For delete confirm
   * forms, this typically takes the form of "Are you sure you want to
   * delete...", including the entity label.
   *
   * @return string
   *   Translated string.
   */
  public function getQuestion() {
    return $this
      ->t('Are you sure you want to delete the autocompletion configuration %label?', [
      '%label' => $this->entity
        ->label(),
    ]);
  }

  /**
   * Gather the confirmation text.
   *
   * The confirm text is used as the text in the button that confirms the
   * question posed by getQuestion().
   *
   * @return string
   *   Translated string.
   */
  public function getConfirmText() {
    return $this
      ->t('Delete this configuration');
  }

  /**
   * The submit handler for the confirm form.
   *
   * For entity delete forms, you use this to delete the entity in
   * $this->entity.
   *
   * @param array $form
   *   An associative array containing the structure of the form.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   An associative array containing the current state of the form.
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {

    // Delete the entity.
    $this->entity
      ->delete();

    // Set a message that the entity was deleted.
    $this
      ->messenger()
      ->addMessage($this
      ->t('The autocompletion configuration %label is deleted.', [
      '%label' => $this->entity
        ->label(),
    ]));

    // Redirect the user to the list controller when complete.
    $form_state
      ->setRedirectUrl($this
      ->getCancelUrl());
  }

  /**
   * Gets the cancel URL.
   *
   * Provides the URL to go to if the user cancels the action. For entity
   * delete forms, this is typically the route that points at the list
   * controller.
   *
   * @return \Drupal\Core\Url
   *   The URL to go to if the user cancels the deletion.
   */
  public function getCancelUrl() {
    return new Url('autocompletion_configuration.list');
  }

}

Classes

Name	Description
AutocompletionConfigurationDeleteForm	Class AutocompletionConfigurationDeleteForm.