Version 1
[yaffs-website] / web / modules / contrib / dropzonejs / modules / eb_widget / src / Plugin / EntityBrowser / Widget / InlineEntityFormMediaWidget.php
diff --git a/web/modules/contrib/dropzonejs/modules/eb_widget/src/Plugin/EntityBrowser/Widget/InlineEntityFormMediaWidget.php b/web/modules/contrib/dropzonejs/modules/eb_widget/src/Plugin/EntityBrowser/Widget/InlineEntityFormMediaWidget.php
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+<?php
+
+namespace Drupal\dropzonejs_eb_widget\Plugin\EntityBrowser\Widget;
+
+use Drupal\Core\Entity\EntityDisplayRepositoryInterface;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Render\Element;
+use Drupal\Core\Session\AccountProxyInterface;
+use Drupal\Core\Utility\Token;
+use Drupal\dropzonejs\DropzoneJsUploadSaveInterface;
+use Drupal\dropzonejs\Events\DropzoneMediaEntityCreateEvent;
+use Drupal\dropzonejs\Events\Events;
+use Drupal\entity_browser\WidgetBase;
+use Drupal\entity_browser\WidgetValidationManager;
+use Drupal\inline_entity_form\Element\InlineEntityForm;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+
+/**
+ * Provides an Entity Browser widget that uploads and edit new files.
+ *
+ * @EntityBrowserWidget(
+ *   id = "dropzonejs_media_entity_inline_entity_form",
+ *   label = @Translation("Media Entity DropzoneJS with edit"),
+ *   description = @Translation("Adds DropzoneJS upload integration that saves Media entities and allows to edit them."),
+ *   auto_select = FALSE
+ * )
+ */
+class InlineEntityFormMediaWidget extends MediaEntityDropzoneJsEbWidget {
+
+  /**
+   * The entity display repository.
+   *
+   * @var \Drupal\Core\Entity\EntityDisplayRepositoryInterface
+   */
+  protected $entityDisplayRepository;
+
+  /**
+   * Constructs widget plugin.
+   *
+   * @param array $configuration
+   *   A configuration array containing information about the plugin instance.
+   * @param string $plugin_id
+   *   The plugin_id for the plugin instance.
+   * @param mixed $plugin_definition
+   *   The plugin implementation definition.
+   * @param \Symfony\Component\EventDispatcher\EventDispatcherInterface $event_dispatcher
+   *   Event dispatcher service.
+   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
+   *   The entity type manager service.
+   * @param \Drupal\entity_browser\WidgetValidationManager $validation_manager
+   *   The Widget Validation Manager service.
+   * @param \Drupal\dropzonejs\DropzoneJsUploadSaveInterface $dropzonejs_upload_save
+   *   The upload saving dropzonejs service.
+   * @param \Drupal\Core\Session\AccountProxyInterface $current_user
+   *   The current user service.
+   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
+   *   The module handler service.
+   * @param \Drupal\Core\Entity\EntityDisplayRepositoryInterface $entity_display_repository
+   *   The entity display repository service.
+   */
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, EventDispatcherInterface $event_dispatcher, EntityTypeManagerInterface $entity_type_manager, WidgetValidationManager $validation_manager, DropzoneJsUploadSaveInterface $dropzonejs_upload_save, AccountProxyInterface $current_user, Token $token, ModuleHandlerInterface $module_handler, EntityDisplayRepositoryInterface $entity_display_repository) {
+    parent::__construct($configuration, $plugin_id, $plugin_definition, $event_dispatcher, $entity_type_manager, $validation_manager, $dropzonejs_upload_save, $current_user, $token, $module_handler);
+
+    $this->entityDisplayRepository = $entity_display_repository;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
+    return new static(
+      $configuration,
+      $plugin_id,
+      $plugin_definition,
+      $container->get('event_dispatcher'),
+      $container->get('entity_type.manager'),
+      $container->get('plugin.manager.entity_browser.widget_validation'),
+      $container->get('dropzonejs.upload_save'),
+      $container->get('current_user'),
+      $container->get('token'),
+      $container->get('module_handler'),
+      $container->get('entity_display.repository')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function defaultConfiguration() {
+    return [
+      'form_mode' => 'default',
+    ] + parent::defaultConfiguration();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getForm(array &$original_form, FormStateInterface $form_state, array $additional_widget_parameters) {
+    $form = parent::getForm($original_form, $form_state, $additional_widget_parameters);
+
+    // @todo Remove this when/if EB provides a way to define dependencies.
+    if (!$this->moduleHandler->moduleExists('inline_entity_form')) {
+      return [
+        '#type' => 'container',
+        'error' => [
+          '#markup' => $this->t('Missing requirement: in order to use this widget you have to install Inline entity form module first'),
+        ],
+      ];
+    }
+
+    $form['#attached']['library'][] = 'dropzonejs_eb_widget/ief_edit';
+    $form['edit'] = [
+      '#type' => 'submit',
+      '#value' => $this->t('Edit'),
+      '#attributes' => [
+        'class' => ['js-hide'],
+      ],
+      '#ajax' => [
+        'wrapper' => 'ief-dropzone-upload',
+        'callback' => [static::class, 'onEdit'],
+        'effect' => 'fade',
+      ],
+      '#submit' => [
+        [$this, 'submitEdit'],
+      ],
+    ];
+
+    $form['entities']['#prefix'] = '<div id="ief-dropzone-upload">';
+    $form['entities']['#suffix'] = '</div>';
+
+    $form += ['entities' => []];
+    if ($entities = $form_state->get('uploaded_entities')) {
+      foreach ($entities as $entity) {
+        /** @var \Drupal\Core\Entity\EntityInterface $entity */
+        $form['entities'][$entity->uuid()] = [
+          '#type' => 'inline_entity_form',
+          '#entity_type' => $entity->getEntityTypeId(),
+          '#bundle' => $entity->bundle(),
+          '#default_value' => $entity,
+          '#form_mode' => $this->configuration['form_mode'],
+        ];
+      }
+    }
+
+    if (!empty(Element::children($form['entities']))) {
+      // Make it possible to select those submitted entities.
+      $pos = array_search('dropzonejs-disable-submit', $original_form['#attributes']['class']);
+      if ($pos !== FALSE) {
+        unset($original_form['#attributes']['class'][$pos]);
+      }
+    }
+
+    $form['actions']['submit'] += ['#submit' => []];
+
+    return $form;
+  }
+
+  /**
+   * Submit callback for the edit button.
+   *
+   * @param array $form
+   *   Form array.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   Form object.
+   */
+  public function submitEdit(array $form, FormStateInterface $form_state) {
+    $form_state->setRebuild(TRUE);
+
+    // Files have to saved before they can be viewed in the IEF form.
+    $media_entities = $this->prepareEntities($form, $form_state);
+    $source_field = $this->getBundle()->getTypeConfiguration()['source_field'];
+    foreach ($media_entities as $media_entity) {
+      /** @var \Drupal\file\Entity\File $file */
+      $file = $media_entity->$source_field->entity;
+      $file->save();
+      $media_entity->$source_field->target_id = $file->id();
+    }
+
+    $form_state->set('uploaded_entities', $media_entities);
+  }
+
+  /**
+   * Ajax callback triggered when hitting the edit button.
+   *
+   * @param array $form
+   *   The form.
+   *
+   * @return array
+   *   Returns the entire form.
+   */
+  public static function onEdit(array $form) {
+    return $form['widget']['entities'];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function validate(array &$form, FormStateInterface $form_state) {
+    // Skip the DropzoneJsEbWidget specific validations.
+    WidgetBase::validate($form, $form_state);
+  }
+
+  /**
+   * Prepares entities from the form.
+   *
+   * @param array $form
+   *   The form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The form state.
+   *
+   * @return \Drupal\media_entity\MediaInterface[]
+   *   The prepared media entities.
+   */
+  protected function prepareEntitiesFromForm(array $form, FormStateInterface $form_state) {
+    $media_entities = [];
+    foreach (Element::children($form['widget']['entities']) as $key) {
+      /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */
+      $entity = $form['widget']['entities'][$key]['#entity'];
+      $inline_entity_form_handler = InlineEntityForm::getInlineFormHandler($entity->getEntityTypeId());
+      $inline_entity_form_handler->entityFormSubmit($form['widget']['entities'][$key], $form_state);
+      $media_entities[] = $entity;
+    }
+    return $media_entities;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submit(array &$element, array &$form, FormStateInterface $form_state) {
+    $media_entities = $this->prepareEntitiesFromForm($form, $form_state);
+    $source_field = $this->getBundle()->getTypeConfiguration()['source_field'];
+
+    foreach ($media_entities as $media_entity) {
+      $file = $media_entity->{$source_field}->entity;
+      /** @var \Drupal\dropzonejs\Events\DropzoneMediaEntityCreateEvent $event */
+      $event = $this->eventDispatcher->dispatch(Events::MEDIA_ENTITY_CREATE, new DropzoneMediaEntityCreateEvent($media_entity, $file, $form, $form_state, $element));
+      $media_entity = $event->getMediaEntity();
+      $media_entity->save();
+    }
+
+    if (!empty(array_filter($media_entities))) {
+      $this->selectEntities($media_entities, $form_state);
+      $this->clearFormValues($element, $form_state);
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function clearFormValues(array &$element, FormStateInterface $form_state) {
+    parent::clearFormValues($element, $form_state);
+    // Clear uploaded_entities to get a clean form in multi-step selection.
+    $form_state->set('uploaded_entities', []);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
+    $form = parent::buildConfigurationForm($form, $form_state);
+    $form['form_mode'] = [
+      '#type' => 'select',
+      '#title' => $this->t('Form mode'),
+      '#options' => $this->entityDisplayRepository->getFormModeOptions('media'),
+      '#default_value' => $this->configuration['form_mode'],
+    ];
+    return $form;
+  }
+
+}