GeysirModalParagraphAddForm.php in Geysir 8

Namespace

Drupal\geysir\Form

File

src/Form/GeysirModalParagraphAddForm.php

<?php

namespace Drupal\geysir\Form;

use Drupal\Core\Form\FormStateInterface;

/**
 * Functionality to edit a paragraph through a modal.
 */
class GeysirModalParagraphAddForm extends GeysirModalParagraphForm {

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form = parent::buildForm($form, $form_state);
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function save(array $form, FormStateInterface $form_state) {
    $route_match = $this
      ->getRouteMatch();
    $parent_entity_type = $route_match
      ->getParameter('parent_entity_type');
    $temporary_data = $form_state
      ->getTemporary();
    $parent_entity_revision = isset($temporary_data['parent_entity_revision']) ? $temporary_data['parent_entity_revision'] : $route_match
      ->getParameter('parent_entity_revision');
    $this->entity
      ->setNewRevision(TRUE);
    $this->entity
      ->save();

    // Get the parent revision if available, otherwise the parent.
    $parent_entity_revision = $this
      ->getParentRevisionOrParent($parent_entity_type, $parent_entity_revision);

    // If we add the first paragraph, no need for reordering.
    if (!empty($route_match
      ->getParameter('paragraph'))) {
      $this
        ->reorderItemList($parent_entity_revision);
    }
    else {
      $this
        ->insertFirstItem($parent_entity_revision);
    }
    $save_status = $this
      ->saveParentEntityRevision($parent_entity_revision, $this->time, $this
      ->currentUser());

    // Use the parent revision id if available, otherwise the parent id.
    $parent_revision_id = $parent_entity_revision
      ->getRevisionId() ? $parent_entity_revision
      ->getRevisionId() : $parent_entity_revision
      ->id();
    $form_state
      ->setTemporary([
      'parent_entity_revision' => $parent_revision_id,
    ]);
    return $save_status;
  }

  /**
   * Reorder the ItemList in the parent entity.
   */
  protected function reorderItemList($parent_entity) {
    $route_match = $this
      ->getRouteMatch();
    $field = $route_match
      ->getParameter('field');
    $delta = $route_match
      ->getParameter('delta');
    $list_items = $parent_entity
      ->get($field)
      ->getIterator();
    for ($index = $parent_entity
      ->get($field)
      ->count() - 1; $index >= 0; $index--) {
      $parent_entity
        ->get($field)
        ->removeItem($index);
    }
    foreach ($list_items as $item_delta => $item) {
      if ($item_delta == $delta) {
        $this
          ->insertItemIntoList($parent_entity, $item);
      }
      else {
        $parent_entity
          ->get($field)
          ->appendItem($item
          ->getValue());
      }
    }
  }

  /**
   * Insert the value into the ItemList either before or after.
   */
  protected function insertItemIntoList($parent_entity, $item) {
    $route_match = $this
      ->getRouteMatch();
    $field = $route_match
      ->getParameter('field');
    $position = $route_match
      ->getParameter('position');
    $value = [
      'target_id' => $this->entity
        ->id(),
      'target_revision_id' => $this->entity
        ->getRevisionId(),
    ];
    if ($position == 'before') {
      $parent_entity
        ->get($field)
        ->appendItem($value);
      $parent_entity
        ->get($field)
        ->appendItem($item
        ->getValue());
    }
    else {
      $parent_entity
        ->get($field)
        ->appendItem($item
        ->getValue());
      $parent_entity
        ->get($field)
        ->appendItem($value);
    }
  }

  /**
   * Insert the first paragraph for the node.
   */
  protected function insertFirstItem($parent_entity) {
    $route_match = $this
      ->getRouteMatch();
    $field = $route_match
      ->getParameter('field');
    $value = [
      'target_id' => $this->entity
        ->id(),
      'target_revision_id' => $this->entity
        ->getRevisionId(),
    ];
    $parent_entity
      ->get($field)
      ->appendItem($value);
  }

}

Classes

Name	Description
GeysirModalParagraphAddForm	Functionality to edit a paragraph through a modal.