ConfirmDeleteForm.php in Hashtags 8

Namespace

Drupal\hashtags\Form

File

src/Form/ConfirmDeleteForm.php

<?php

/**
 * Created by PhpStorm.
 * User: Alex
 * Date: 24.12.2018
 * Time: 15:55
 */
namespace Drupal\hashtags\Form;

use Drupal\Core\Form\ConfirmFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\field\Entity\FieldConfig;
use Drupal\Core\Url;
class ConfirmDeleteForm extends ConfirmFormBase {
  private $entity_type;
  private $bundle;

  /**
   * Returns the question to ask the user.
   * @return \Drupal\Core\StringTranslation\TranslatableMarkup
   *   The form question. The page title will be set to this value.
   */
  public function getQuestion() {
    $entity_type_label = _hashtags_get_entity_type_label($this->entity_type);
    $bundle_label = _hashtags_get_bundle_label($this->entity_type, $this->bundle);
    $source = $this->entity_type !== $this->bundle ? $entity_type_label . ' > ' . $bundle_label : $entity_type_label;
    return $this
      ->t("Are you sure you want to remove hashtags for <em>{$source}</em>?");
  }

  /**
   * Returns the route to go to if the user cancels the action.
   * @return \Drupal\Core\Url
   *   A URL object.
   */
  public function getCancelUrl() {
    return new Url('hashtags.manager_form');
  }

  /**
   *
   * @return \Drupal\Core\StringTranslation\TranslatableMarkup
   */
  public function getConfirmText() {
    return $this
      ->t('Delete');
  }

  /**
   * Returns a unique string identifying the form.
   * The returned ID should be a unique string that can be a valid PHP function
   * name, since it's used in hook implementation names such as
   * hook_form_FORM_ID_alter().
   * @return string
   *   The unique string identifying the form.
   */
  public function getFormId() {
    return 'hashtags_delete_form';
  }
  public function buildForm(array $form, FormStateInterface $form_state, $entity_type = '', $bundle = '') {
    $this->entity_type = $entity_type;
    $this->bundle = $bundle;
    return parent::buildForm($form, $form_state);
  }

  /**
   * Form submission handler.
   * @param array $form
   *   An associative array containing the structure of the form.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   The current state of the form.
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $hashtags_field_name = \Drupal::config('hashtags.settings')
      ->get('hashtags_taxonomy_terms_field_name');
    $hashtags_field = FieldConfig::loadByName($this->entity_type, $this->bundle, $hashtags_field_name);
    if (!empty($hashtags_field)) {
      $hashtags_field
        ->delete();
      \Drupal::messenger()
        ->addMessage('Hashtags field has been removed.');
      $activated_text_fields = _hashtags_get_activated_text_fields($this->entity_type, $this->bundle);
      foreach ($activated_text_fields as $field_name) {
        $text_field = \Drupal::entityTypeManager()
          ->getStorage('field_config')
          ->load("{$this->entity_type}.{$this->bundle}.{$field_name}");
        if (!empty($text_field)) {
          $text_field
            ->unsetThirdPartySetting('hashtags', 'hashtags_activate');
          $text_field
            ->save();
          \Drupal::messenger()
            ->addMessage("Hashtags has been diactivated for {$field_name} field.");
        }
      }
    }
    $form_state
      ->setRedirectUrl(new Url('hashtags.manager_form'));
  }

}

Classes

Name	Description
ConfirmDeleteForm