media_library_media_modify-1.0.x-dev/media_library_media_modify.module

<?php

/**
 * @file
 * The media_library_media_modify hook implementations.
 */

use Drupal\Component\Utility\Html;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Render\Element;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\media_library_media_modify\AjaxSubmitHandler;
use Drupal\media_library_media_modify\Exception\ReadOnlyEntityException;
use Drupal\media_library_media_modify\Form\EditForm;
use Drupal\media_library_media_modify\Form\FileEditForm;
use Drupal\media_library_media_modify\MultipleUploadFormHandler;
use Drupal\media\MediaInterface;
use Drupal\media\Entity\MediaType;
use Drupal\media\Plugin\media\Source\File;

/**
 * Implements hook_entity_presave().
 *
 * @todo Move to entity_reference_entity_modify when it is no longer
 *   experimental.
 */
function media_library_media_modify_entity_presave(EntityInterface $entity): void {
  if (isset($entity->entity_reference_entity_modify)) {
    throw new ReadOnlyEntityException(sprintf('The entity (ID: %s, entity_type: %s) is overridden and not allowed to be saved.', $entity->id(), $entity->getEntityTypeId()));
  }
}

/**
 * Implements hook_field_formatter_info_alter().
 *
 * @todo Move to entity_reference_entity_modify when it is no longer
 *   experimental.
 */
function media_library_media_modify_field_formatter_info_alter(array &$info): void {
  foreach ($info as $formatter_id => $formatter) {
    if (in_array('entity_reference', $formatter['field_types'])) {
      $info[$formatter_id]['field_types'][] = 'entity_reference_entity_modify';
    }
  }
}

/**
 * Implements hook_entity_build_defaults_alter().
 *
 * @todo Move to entity_reference_entity_modify when it is no longer
 *   experimental.
 */
function media_library_media_modify_entity_build_defaults_alter(array &$build, EntityInterface $entity, string $view_mode): void {
  if (isset($entity->entity_reference_entity_modify)) {
    $build['#cache']['keys'][] = 'entity_reference_entity_modify:' . $entity->entity_reference_entity_modify;
  }
}

/**
 * Implements hook_form_BASE_FORM_ID_alter().
 */
function media_library_media_modify_form_media_library_add_form_alter(array &$form, FormStateInterface $form_state, string $form_id): void {
  /** @var \Drupal\media_library\MediaLibraryState $media_library_state */
  $media_library_state = $form_state->get('media_library_state');
  $added_media = $form_state->get('media') ?: [];
  $parameters = $media_library_state->getOpenerParameters();
  if ((is_countable($added_media) ? count($added_media) : 0) > 1 && $parameters['multi_edit_on_create'] ?? FALSE) {
    /** @var \Drupal\media_library_media_modify\MultipleUploadFormHandler $multiple_form_handler */
    $multiple_form_handler = \Drupal::classResolver()->getInstanceFromDefinition(MultipleUploadFormHandler::class);
    $multiple_form_handler->buildForm($form, $form_state);
    return;
  }
  if ($parameters['no_edit_on_create'] ?? FALSE) {
    if ($form_id === 'media_library_add_form_upload') {
      $form['container']['upload']['#process'][] = '_media_library_media_modify_file_widget_overwrite_process';
    }
    elseif ($form_id === 'media_library_add_form_dropzonejs') {
      $form['auto_select_handler']['#submit'] = ['_media_library_media_modify_file_widget_upload_submit'];
      $form['auto_select_handler']['#ajax']['callback'] = '_media_library_media_modify_update_library';
    }
  }
}

function _media_library_media_modify_file_widget_overwrite_process(array $element): array {
  $element['upload_button']['#submit'] = ['_media_library_media_modify_file_widget_upload_submit'];
  $element['upload_button']['#ajax']['callback'] = '_media_library_media_modify_update_library';
  return $element;
}

function _media_library_media_modify_update_library(array $form, FormStateInterface $form_state): AjaxResponse {
  /** @var \Drupal\media_library\Form\FileUploadForm $form_class */
  $form_class = $form_state->getFormObject();
  $response = $form_class->updateLibrary($form, $form_state);

  foreach ($response->getCommands() as &$command) {
    // Because we do remove the step of showing the add/edit form, which has a different selector, we need to change
    // the selector to replace the full media library shown in the modal.
    if ($command['command'] === 'insert') {
      $command['selector'] = '#media-library-wrapper';
    }
  }

  return $response;
}

function _media_library_media_modify_file_widget_upload_submit(array $form, FormStateInterface $form_state): void {
  /** @var \Drupal\media_library\Form\FileUploadForm $form_class*/
  $form_class = $form_state->getFormObject();
  $form_class->uploadButtonSubmit($form, $form_state);

  foreach ($form_state->get('media') as $delta => $media) {
    $form['media'][$delta] = [
      'fields' => [
        '#parents' => [
          'media',
          $delta,
          'fields',
        ],
      ],
    ];
  }
  $form_class->submitForm($form, $form_state);
}

/**
 * Implements hook_form_alter().
 */
function media_library_media_modify_form_alter(array &$form, FormStateInterface $form_state, string $form_id): void {
  if ($form_state->get('media_library_media_modify')) {
    /** @var \Drupal\Core\Entity\EntityInterface $referenced_entity */
    $referenced_entity = $form_state->getBuildInfo()['args'][0]['referenced_entity'] ?? NULL;
    if ($referenced_entity instanceof MediaInterface) {
      $media_type = MediaType::load($referenced_entity->bundle());
      if ($media_type->getSource() instanceof File) {
        $source_field = $media_type->getSource()->getSourceFieldDefinition($media_type);
        $elements = $form[$source_field->getName()]['widget'] ?? [];
        foreach (Element::children($elements) as $element) {
          $form[$source_field->getName()]['widget'][$element]['#process'][] = '_media_library_media_modify_file_widget_hide_upload_and_remove';
        }
      }
    }
  }
}

/**
 * Hides upload and remove button from file widget.
 *
 * @param array $element
 *   The form element to process.
 *
 * @return array
 *   The processed form element.
 */
function _media_library_media_modify_file_widget_hide_upload_and_remove(array $element): array {
  foreach (['upload_button', 'remove_button'] as $key) {
    $element[$key]['#access'] = FALSE;
  }
  return $element;
}

/**
 * Implements hook_library_info_alter().
 */
function media_library_media_modify_library_info_alter(array &$libraries, string $extension): void {
  if ($extension == 'seven') {
    $libraries['media_library']['dependencies'][] = 'media_library_media_modify/theme.seven';
  }
  if ($extension == 'gin') {
    // @todo Revisit after https://www.drupal.org/project/gin/issues/3233435 is
    // fixed.
    $libraries['gin']['dependencies'][] = 'media_library_media_modify/theme.gin';
  }
  if ($extension == 'claro') {
    $libraries['media_library.theme']['dependencies'][] = 'media_library_media_modify/theme.claro';
  }
}

/**
 * Implements hook_media_source_info_alter().
 */
function media_library_media_modify_media_source_info_alter(array &$sources): void {

  if (empty($sources['audio_file']['forms']['media_library_media_modify_edit'])) {
    $sources['audio_file']['forms']['media_library_media_modify_edit'] = FileEditForm::class;
  }
  if (empty($sources['file']['forms']['media_library_media_modify_edit'])) {
    $sources['file']['forms']['media_library_media_modify_edit'] = FileEditForm::class;
  }
  if (empty($sources['image']['forms']['media_library_media_modify_edit'])) {
    $sources['image']['forms']['media_library_media_modify_edit'] = FileEditForm::class;
  }
  if (empty($sources['video_file']['forms']['media_library_media_modify_edit'])) {
    $sources['video_file']['forms']['media_library_media_modify_edit'] = FileEditForm::class;
  }
  if (empty($sources['oembed:video']['forms']['media_library_media_modify_edit'])) {
    $sources['oembed:video']['forms']['media_library_media_modify_edit'] = EditForm::class;
  }
}

/**
 * Implements hook_form_FORM_ID_alter().
 */
function media_library_media_modify_form_media_form_alter(&$form, FormStateInterface $form_state): void {
  $ajax_class = new AjaxSubmitHandler();
  if (!$ajax_class->isAjax()) {
    return;
  }

  $form['actions']['delete']['#access'] = FALSE;
  $form['actions']['submit']['#ajax']['callback'] = [$ajax_class, 'ajaxSubmit'];

  // @todo static::ajaxSubmit() requires data-drupal-selector to be the same
  //   between the various Ajax requests. A bug in
  //   \Drupal\Core\Form\FormBuilder prevents that from happening unless
  //   $form['#id'] is also the same. Normally, #id is set to a unique HTML
  //   ID via Html::getUniqueId(), but here we bypass that in order to work
  //   around the data-drupal-selector bug. This is okay so long as we
  //   assume that this form only ever occurs once on a page. Remove this
  //   workaround in https://www.drupal.org/node/2897377.
  $form['#id'] = Html::getId($form_state->getBuildInfo()['form_id']);
}

/**
 * Implements hook_field_info_alter().
 *
 * @todo Remove once minimum version supported is at least 10.2.0.
 */
function media_library_media_modify_field_info_alter(&$info) {
  // Allow module to work with versions of older versions of Drupal.
  if (\version_compare(\Drupal::VERSION, '10.1.9999', '<')) {
    $info['entity_reference_entity_modify']['category'] = new TranslatableMarkup("Reference");
  }
}