ParagraphTypeGroupsForm.php in Paragraphs Browser 8

Contains \Drupal\paragraphs_browser\Form\ParagraphsTypeGroupForm.

Namespace

Drupal\paragraphs_browser\Form

File

src/Form/ParagraphTypeGroupsForm.php

<?php

/**
 * @file
 * Contains \Drupal\paragraphs_browser\Form\ParagraphsTypeGroupForm.
 */
namespace Drupal\paragraphs_browser\Form;

use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\paragraphs\ParagraphsTypeInterface;
use Drupal\paragraphs_browser\Entity\BrowserType;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\Core\Messenger\MessengerInterface;

/**
 * Class CleanupUrlAliases.
 *
 * @package Drupal\paragraphs_browser\Form
 */
class ParagraphTypeGroupsForm extends FormBase {

  /**
   * The index for which the fields are configured.
   *
   * @var \Drupal\search_api\IndexInterface
   */
  protected $entity;

  /**
   * Drupal entityTypeManager
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * Provides messenger service.
   *
   * @var \Drupal\Core\Messenger\Messenger
   */
  protected $messenger;

  /**
   * Constructs a new ParagraphsTypeDeleteConfirm object.
   *
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   * @param \Drupal\Core\Messenger\MessengerInterface $messenger
   *   The messenger service.
   */
  public function __construct(EntityTypeManagerInterface $entity_type_manager, MessengerInterface $messenger) {
    $this->entityTypeManager = $entity_type_manager;
    $this->messenger = $messenger;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('entity_type.manager'), $container
      ->get('messenger'));
  }

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

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state, ParagraphsTypeInterface $paragraphs_type = null) {
    $paragraph_browser_type_ids = $this->entityTypeManager
      ->getStorage('paragraphs_browser_type')
      ->getQuery()
      ->execute();

    //@todo: on unsaved change, hide links to configuration forms.
    if (!$paragraph_browser_type_ids) {

      // @todo set message and link to page
      return;
    }
    $paragraph_browser_types = array();
    $form['paragraph_browser_type'] = array(
      '#type' => 'container',
      '#tree' => TRUE,
    );
    foreach ($paragraph_browser_type_ids as $machine_name) {
      $paragraph_browser_type = BrowserType::load($machine_name);
      $paragraph_browser_types[$machine_name] = $paragraph_browser_type;
      $form['paragraph_browser_type'][$machine_name] = array(
        '#type' => 'fieldset',
        '#title' => $paragraph_browser_type
          ->label(),
      );
      if ($groups = $paragraph_browser_type
        ->groupManager()
        ->getGroups()) {
        $options = array(
          '_na' => '-- Not Defined --',
        );
        foreach ($groups as $group_machine_name => $group) {
          $options[$group_machine_name] = $group
            ->getLabel();
        }
        $form['paragraph_browser_type'][$machine_name]['group'] = array(
          '#type' => 'select',
          '#title' => $paragraph_browser_type
            ->label(),
          '#title_display' => 'hidden',
          '#options' => $options,
          '#default_value' => $paragraph_browser_type
            ->getGroupMap($paragraphs_type
            ->id()),
        );
      }
      else {
        $form['paragraph_browser_type'][$machine_name]['group'] = array(
          '#type' => 'markup',
          '#markup' => 'No groups defined.',
        );
      }
    }
    $form_state
      ->addBuildInfo('paragraph_browser_types', $paragraph_browser_types);
    $form_state
      ->addBuildInfo('paragraph_type', $paragraphs_type);
    $form['actions']['submit'] = array(
      '#type' => 'submit',
      '#value' => $this
        ->t('Save'),
      '#button_type' => 'primary',
      '#submit' => array(
        '::submitForm',
        '::save',
      ),
    );
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $build_info = $form_state
      ->getBuildInfo();
    $paragraph_browser_types = $build_info['paragraph_browser_types'];
    $paragraph_type = $build_info['paragraph_type'];
    $mapping = $form_state
      ->getValue('paragraph_browser_type');
    $mapping = array_combine(array_keys($mapping), array_column($mapping, 'group'));
    $mapping = array_filter($mapping, function ($v, $k) {
      return $v != '_na';
    }, ARRAY_FILTER_USE_BOTH);
    foreach ($paragraph_browser_types as $paragraph_browser_type_id => $paragraph_browser_type) {
      $paragraph_browser_type
        ->removeGroupMap($paragraph_type
        ->id());
      if (isset($mapping[$paragraph_browser_type_id])) {
        $paragraph_browser_type
          ->setGroupMap($paragraph_type
          ->id(), $mapping[$paragraph_browser_type_id]);
      }
    }
    $this->messenger
      ->addMessage($this
      ->t('The selected groups have been added to the %label Paragraph type.', array(
      '%label' => $paragraph_type
        ->label(),
    )));
  }

  /**
   * Secondary submit handler
   *
   * @param array $form
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   */
  public function save(array $form, FormStateInterface $form_state) {
    $build_info = $form_state
      ->getBuildInfo();
    $paragraph_browser_types = $build_info['paragraph_browser_types'];
    foreach ($paragraph_browser_types as $type) {
      $type
        ->save();
    }
  }

}

Classes

Name	Description
ParagraphTypeGroupsForm	Class CleanupUrlAliases.