GeysirModalParagraphAddSelectTypeForm.php in Geysir 8

Namespace

Drupal\geysir\Form

File

src/Form/GeysirModalParagraphAddSelectTypeForm.php

<?php

namespace Drupal\geysir\Form;

use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;

/**
 * Functionality to select a paragraph type.
 */
class GeysirModalParagraphAddSelectTypeForm extends FormBase {

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

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form['#prefix'] = '<div id="geysir-modal-form">';
    $form['#suffix'] = '</div>';
    $routeParams = $form_state
      ->getBuildInfo()['args'][0];
    $bundles = $form_state
      ->getBuildInfo()['args'][1];
    $parent_entity_type = $routeParams['parent_entity_type'];
    $parent_entity_bundle = $routeParams['parent_entity_bundle'];
    $form_mode = 'default';
    $field = $routeParams['field'];
    $parent_field_settings = \Drupal::entityTypeManager()
      ->getStorage('entity_form_display')
      ->load($parent_entity_type . '.' . $parent_entity_bundle . '.' . $form_mode)
      ->getComponent($field);
    $form['actions'] = [
      '#type' => 'actions',
    ];
    $bundles = $this
      ->getAllowedBundles($bundles);
    $paragraphs_type_storage = \Drupal::entityTypeManager()
      ->getStorage('paragraphs_type');
    $default_icon = drupal_get_path('module', 'geysir') . '/images/geysir-puzzle.svg';
    foreach ($bundles as $bundle => $label) {
      $icon_url = $default_icon;
      if ($paragraphs_type_storage
        ->load($bundle)
        ->getIconUrl()) {
        $icon_url = $paragraphs_type_storage
          ->load($bundle)
          ->getIconUrl();
      }
      $routeParams['bundle'] = $bundle;
      $form['description'][$bundle] = [
        '#type' => 'image_button',
        '#prefix' => '<div class="geysir-add-type">',
        '#suffix' => '<span>' . $label . '</span></div>',
        '#src' => $icon_url,
        '#value' => $label,
        '#ajax' => [
          'url' => Url::fromRoute(isset($routeParams['paragraph']) ? 'geysir.modal.add_form' : 'geysir.modal.add_form_first', $routeParams),
          'wrapper' => 'geysir-modal-form',
        ],
      ];
    }
    return $form;
  }

  /**
   * Returns a list of allowed Paragraph bundles to add.
   *
   * @param array $allowed_bundles
   *   An array with Paragraph bundles which are allowed to add.
   *
   * @return array
   *   Array with allowed Paragraph bundles.
   */
  protected function getAllowedBundles($allowed_bundles) {
    $bundles = \Drupal::service('entity_type.bundle.info')
      ->getBundleInfo('paragraph');
    if (is_array($allowed_bundles) && count($allowed_bundles)) {

      // Only keep allowed bundles.
      $bundles = array_intersect_key(array_replace($allowed_bundles, $bundles), $allowed_bundles);
    }

    // Enrich bundles with their label.
    foreach ($bundles as $bundle => $props) {
      $label = empty($props['label']) ? ucfirst($bundle) : $props['label'];
      $bundles[$bundle] = $label;
    }
    return $bundles;
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    return [];
  }

}

Classes

Name	Description
GeysirModalParagraphAddSelectTypeForm	Functionality to select a paragraph type.