276 lines
10 KiB
Plaintext
276 lines
10 KiB
Plaintext
<?php
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/**
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* @file
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* Contains hook implementations for the media_library module.
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*/
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use Drupal\Component\Utility\UrlHelper;
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use Drupal\Component\Serialization\Json;
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use Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem;
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use Drupal\Core\Form\FormStateInterface;
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use Drupal\Core\Render\Element;
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use Drupal\Core\Routing\RouteMatchInterface;
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use Drupal\Core\Template\Attribute;
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use Drupal\Core\Url;
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use Drupal\views\Form\ViewsForm;
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use Drupal\views\Plugin\views\cache\CachePluginBase;
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use Drupal\views\Plugin\views\query\QueryPluginBase;
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use Drupal\views\Plugin\views\query\Sql;
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use Drupal\views\ViewExecutable;
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/**
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* Implements hook_help().
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*
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* @todo Update in https://www.drupal.org/project/drupal/issues/2964789
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*/
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function media_library_help($route_name, RouteMatchInterface $route_match) {
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switch ($route_name) {
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case 'help.page.media_library':
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$output = '<h3>' . t('About') . '</h3>';
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$output .= '<p>' . t('The Media library module overrides the /admin/content/media view to provide a rich visual interface for performing administrative operations on media. For more information, see the <a href=":media">online documentation for the Media library module</a>.', [':media' => 'https://www.drupal.org/docs/8/core/modules/media']) . '</p>';
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return $output;
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}
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}
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/**
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* Implements hook_theme().
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*/
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function media_library_theme() {
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return [
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'media__media_library' => [
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'base hook' => 'media',
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],
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];
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}
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/**
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* Implements hook_preprocess_view().
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*
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* Adds a link to add media above the view.
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*/
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function media_library_preprocess_views_view(&$variables) {
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$view = $variables['view'];
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if ($view->id() === 'media_library' && $view->current_display === 'widget') {
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$url = Url::fromRoute('media_library.upload');
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if ($url->access()) {
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$url->setOption('query', \Drupal::request()->query->all());
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$variables['header']['add_media'] = [
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'#type' => 'link',
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'#title' => t('Add media'),
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'#url' => $url,
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'#attributes' => [
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'class' => ['button', 'button-action', 'button--primary', 'use-ajax'],
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'data-dialog-type' => 'modal',
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'data-dialog-options' => Json::encode([
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'dialogClass' => 'media-library-widget-modal',
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'height' => '75%',
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'width' => '75%',
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'title' => t('Add media'),
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]),
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],
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];
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}
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}
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}
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/**
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* Implements hook_views_post_render().
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*/
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function media_library_views_post_render(ViewExecutable $view, &$output, CachePluginBase $cache) {
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if ($view->id() === 'media_library') {
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$output['#attached']['library'][] = 'media_library/view';
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if ($view->current_display === 'widget') {
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$query = array_intersect_key(\Drupal::request()->query->all(), array_flip([
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'media_library_widget_id',
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'media_library_allowed_types',
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'media_library_remaining',
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]));
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// If the current query contains any parameters we use to contextually
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// filter the view, ensure they persist across AJAX rebuilds.
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// The ajax_path is shared for all AJAX views on the page, but our query
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// parameters are prefixed and should not interfere with any other views.
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// @todo Rework or remove this in https://www.drupal.org/node/2983451
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if (!empty($query)) {
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$ajax_path = &$output['#attached']['drupalSettings']['views']['ajax_path'];
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$parsed_url = UrlHelper::parse($ajax_path);
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$query = array_merge($query, $parsed_url['query']);
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$ajax_path = $parsed_url['path'] . '?' . UrlHelper::buildQuery($query);
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if (isset($query['media_library_remaining'])) {
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$output['#attached']['drupalSettings']['media_library']['selection_remaining'] = (int) $query['media_library_remaining'];
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}
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}
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}
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}
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}
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/**
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* Implements hook_preprocess_media().
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*/
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function media_library_preprocess_media(&$variables) {
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if ($variables['view_mode'] === 'media_library') {
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/** @var \Drupal\media\MediaInterface $media */
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$media = $variables['media'];
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$variables['#cache']['contexts'][] = 'user.permissions';
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$rel = $media->access('edit') ? 'edit-form' : 'canonical';
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$variables['url'] = $media->toUrl($rel, [
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'language' => $media->language(),
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]);
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$variables['preview_attributes'] = new Attribute();
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$variables['preview_attributes']->addClass('media-library-item__preview', 'js-media-library-item-preview', 'js-click-to-select-trigger');
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$variables['metadata_attributes'] = new Attribute();
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$variables['metadata_attributes']->addClass('media-library-item__attributes');
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$variables['status'] = $media->isPublished();
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}
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}
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/**
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* Alter the bulk form to add a more accessible label.
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*
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* @param array $form
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* An associative array containing the structure of the form.
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* @param \Drupal\Core\Form\FormStateInterface $form_state
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* The current state of the form.
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*
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* @todo Remove in https://www.drupal.org/node/2983454
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*/
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function media_library_form_views_form_media_library_page_alter(array &$form, FormStateInterface $form_state) {
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if (isset($form['media_bulk_form']) && isset($form['output'])) {
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/** @var \Drupal\views\ViewExecutable $view */
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$view = $form['output'][0]['#view'];
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foreach (Element::getVisibleChildren($form['media_bulk_form']) as $key) {
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if (isset($view->result[$key])) {
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$media = $view->field['media_bulk_form']->getEntity($view->result[$key]);
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$form['media_bulk_form'][$key]['#title'] = t('Select @label', [
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'@label' => $media->label(),
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]);
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}
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}
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}
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}
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/**
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* Implements hook_form_alter().
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*/
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function media_library_form_alter(array &$form, FormStateInterface $form_state, $form_id) {
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$form_object = $form_state->getFormObject();
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if ($form_object instanceof ViewsForm && strpos($form_object->getBaseFormId(), 'views_form_media_library') === 0) {
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$form['#attributes']['class'][] = 'media-library-views-form';
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if (isset($form['header'])) {
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$form['header']['#attributes']['class'][] = 'media-library-views-form__header';
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$form['header']['media_bulk_form']['#attributes']['class'][] = 'media-library-views-form__bulk_form';
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}
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}
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// Add after build to fix media library views exposed filter's submit button.
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if ($form_id === 'views_exposed_form' && $form['#id'] === 'views-exposed-form-media-library-widget') {
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$form['#after_build'][] = '_media_library_views_form_media_library_after_build';
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}
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}
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/**
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* After build callback for views form media library.
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*/
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function _media_library_views_form_media_library_after_build(array $form, FormStateInterface $form_state) {
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// Remove .form-actions from media library views exposed filter actions
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// and replace with .media-library-view--form-actions.
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//
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// This prevents the views exposed filter's 'Apply filter' submit button from
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// being moved into the dialog's buttons.
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// @see \Drupal\Core\Render\Element\Actions::processActions
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// @see Drupal.behaviors.dialog.prepareDialogButtons
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if (($key = array_search('form-actions', $form['actions']['#attributes']['class'])) !== FALSE) {
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unset($form['actions']['#attributes']['class'][$key]);
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}
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$form['actions']['#attributes']['class'][] = 'media-library-view--form-actions';
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return $form;
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}
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/**
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* Implements hook_views_query_alter().
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*
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* Alters the widget view's query to only show media that can be selected,
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* based on what types are allowed in the field settings.
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*
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* @todo Remove in https://www.drupal.org/node/2983454
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*/
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function media_library_views_query_alter(ViewExecutable $view, QueryPluginBase $query) {
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if ($query instanceof Sql && $view->id() === 'media_library' && $view->current_display === 'widget') {
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$types = _media_library_get_allowed_types();
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if ($types) {
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$entity_type = \Drupal::entityTypeManager()->getDefinition('media');
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$group = $query->setWhereGroup();
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$query->addWhere($group, $entity_type->getDataTable() . '.' . $entity_type->getKey('bundle'), $types, 'in');
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}
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}
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}
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/**
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* Implements hook_form_FORM_ID_alter().
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*
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* Limits the types available in the exposed filter to avoid users trying to
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* filter by a type that is un-selectable.
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*
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* @see media_library_views_query_alter()
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*
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* @todo Remove in https://www.drupal.org/node/2983454
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*/
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function media_library_form_views_exposed_form_alter(array &$form, FormStateInterface $form_state) {
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if (isset($form['#id']) && $form['#id'] === 'views-exposed-form-media-library-widget') {
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$types = _media_library_get_allowed_types();
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if ($types && isset($form['type']['#options'])) {
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$keys = array_flip($types);
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// Ensure that the default value (by default "All") persists.
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if (isset($form['type']['#default_value'])) {
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$keys[$form['type']['#default_value']] = TRUE;
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}
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$form['type']['#options'] = array_intersect_key($form['type']['#options'], $keys);
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}
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}
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}
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/**
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* Implements hook_field_ui_preconfigured_options_alter().
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*/
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function media_library_field_ui_preconfigured_options_alter(array &$options, $field_type) {
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// If the field is not an "entity_reference"-based field, bail out.
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$class = \Drupal::service('plugin.manager.field.field_type')->getPluginClass($field_type);
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if (!is_a($class, EntityReferenceItem::class, TRUE)) {
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return;
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}
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// Set the default field widget for media to be the Media library.
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if (!empty($options['media'])) {
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$options['media']['entity_form_display']['type'] = 'media_library_widget';
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}
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}
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/**
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* Implements hook_local_tasks_alter().
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*
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* Removes tasks for the Media library if the view display no longer exists.
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*/
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function media_library_local_tasks_alter(&$local_tasks) {
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/** @var \Symfony\Component\Routing\RouteCollection $route_collection */
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$route_collection = \Drupal::service('router')->getRouteCollection();
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foreach (['media_library.grid', 'media_library.table'] as $key) {
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if (isset($local_tasks[$key]) && !$route_collection->get($local_tasks[$key]['route_name'])) {
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unset($local_tasks[$key]);
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}
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}
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}
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/**
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* Determines what types are allowed based on the current request.
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*
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* @return array
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* An array of allowed types.
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*/
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function _media_library_get_allowed_types() {
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$types = \Drupal::request()->query->get('media_library_allowed_types');
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if ($types && is_array($types)) {
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return array_filter($types, 'is_string');
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}
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return [];
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}
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