ConfigDeleteForm.php in Config Delete 8

Namespace

Drupal\config_delete\Form

File

src/Form/ConfigDeleteForm.php

<?php

namespace Drupal\config_delete\Form;

use Drupal\config\Form\ConfigSingleExportForm;
use Drupal\Core\Form\FormStateInterface;

/**
 * Provides a form for deleting a single configuration file.
 *
 * @internal
 */
class ConfigDeleteForm extends ConfigSingleExportForm {

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

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {
    $config_name = $form_state
      ->getValue('config_name');
    if (empty($config_name)) {
      $form_state
        ->setErrorByName('config_name', $this
        ->t('Please select a valid configuration name.'));
    }
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $config_type = $form_state
      ->getValue('config_type');
    $config_name = $form_state
      ->getValue('config_name');
    if ($form_state
      ->getValue('config_type') !== 'system.simple') {
      $definition = $this->entityTypeManager
        ->getDefinition($config_type);
      $name = $definition
        ->getConfigPrefix() . '.' . $config_name;
    }
    else {
      $name = $config_name;
    }
    $message = $this
      ->t('Configuration "@config_name" successfully deleted.', [
      '@config_name' => $name,
    ]);
    if ($form_state
      ->getValue('delete_dependencies')) {
      $dependencies = \Drupal::configFactory()
        ->get($name)
        ->get('dependencies');
      if (isset($dependencies['config'])) {
        foreach ($dependencies['config'] as $config_name) {
          $this
            ->deleteConfig($config_name);
        }
        $message = $this
          ->t('Configuration "@config_name" and all its dependencies successfully deleted.', [
          '@config_name' => $name,
        ]);
      }
    }
    $this
      ->deleteConfig($name);
    \Drupal::messenger()
      ->addStatus($message);
  }

  /**
   * Deletes the configuration object.
   *
   * @param string $name
   *   The configuration name.
   */
  protected function deleteConfig($name) {
    \Drupal::configFactory()
      ->getEditable($name)
      ->delete();
  }

}

Classes

Name	Description
ConfigDeleteForm	Provides a form for deleting a single configuration file.