www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/layout_builder/src/Form/AddBlockForm.php

   1 <?php
   2
   3 namespace Drupal\layout_builder\Form;
   4
   5 use Drupal\Core\Form\FormStateInterface;
   6 use Drupal\layout_builder\SectionComponent;
   7 use Drupal\layout_builder\SectionStorageInterface;
   8
   9 /**
  10  * Provides a form to add a block.
  11  *
  12  * @internal
  13  */
  14 class AddBlockForm extends ConfigureBlockFormBase {
  15
  16   /**
  17    * {@inheritdoc}
  18    */
  19   public function getFormId() {
  20     return 'layout_builder_add_block';
  21   }
  22
  23   /**
  24    * {@inheritdoc}
  25    */
  26   protected function submitLabel() {
  27     return $this->t('Add Block');
  28   }
  29
  30   /**
  31    * Builds the form for the block.
  32    *
  33    * @param array $form
  34    *   An associative array containing the structure of the form.
  35    * @param \Drupal\Core\Form\FormStateInterface $form_state
  36    *   The current state of the form.
  37    * @param \Drupal\layout_builder\SectionStorageInterface $section_storage
  38    *   The section storage being configured.
  39    * @param int $delta
  40    *   The delta of the section.
  41    * @param string $region
  42    *   The region of the block.
  43    * @param string|null $plugin_id
  44    *   The plugin ID of the block to add.
  45    *
  46    * @return array
  47    *   The form array.
  48    */
  49   public function buildForm(array $form, FormStateInterface $form_state, SectionStorageInterface $section_storage = NULL, $delta = NULL, $region = NULL, $plugin_id = NULL) {
  50     // Only generate a new component once per form submission.
  51     if (!$component = $form_state->get('layout_builder__component')) {
  52       $component = new SectionComponent($this->uuidGenerator->generate(), $region, ['id' => $plugin_id]);
  53       $section_storage->getSection($delta)->appendComponent($component);
  54       $form_state->set('layout_builder__component', $component);
  55     }
  56     return $this->doBuildForm($form, $form_state, $section_storage, $delta, $component);
  57   }
  58
  59 }