CKEditor5MediaAndFilterSettingsInSyncConstraintValidator.php

<?php

declare (strict_types=1);
namespace Drupal\ckeditor5\Plugin\Validation\Constraint;

use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\StringTranslation\StringTranslationTrait;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
use Drupal\filter\FilterPluginManager;
use Drupal\Core\Config\TypedConfigManagerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * CKEditor 5 Media plugin in sync with the filter settings validator.
 *
 * @internal
 */
class CKEditor5MediaAndFilterSettingsInSyncConstraintValidator extends ConstraintValidator implements ContainerInjectionInterface {
    use PluginManagerDependentValidatorTrait;
    use TextEditorObjectDependentValidatorTrait;
    use StringTranslationTrait;
    
    /**
     * The filter plugin manager service.
     *
     * @var \Drupal\filter\FilterPluginManager
     */
    protected $filterPluginManager;
    
    /**
     * The typed config manager service.
     *
     * @var \Drupal\Core\Config\TypedConfigManagerInterface
     */
    protected $typedConfigManager;
    
    /**
     * Constructs a new CKEditor5MediaAndFilterSettingsInSyncConstraintValidator.
     *
     * @param \Drupal\filter\FilterPluginManager $filter_plugin_manager
     *   The filter plugin manager service.
     * @param \Drupal\Core\Config\TypedConfigManagerInterface $typed_config_manager
     *   The typed config manager service.
     */
    public function __construct(FilterPluginManager $filter_plugin_manager, TypedConfigManagerInterface $typed_config_manager) {
        $this->filterPluginManager = $filter_plugin_manager;
        $this->typedConfigManager = $typed_config_manager;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function create(ContainerInterface $container) {
        return new static($container->get('plugin.manager.filter'), $container->get('config.typed'));
    }
    
    /**
     * {@inheritdoc}
     *
     * @throws \Symfony\Component\Validator\Exception\UnexpectedTypeException
     *   Thrown when the given constraint is not supported by this validator.
     */
    public function validate($toolbar_item, Constraint $constraint) {
        if (!$constraint instanceof CKEditor5MediaAndFilterSettingsInSyncConstraint) {
            throw new UnexpectedTypeException($constraint, __NAMESPACE__ . '\\CKEditor5MediaAndFilterSettingsInSync');
        }
        $text_editor = $this->createTextEditorObjectFromContext();
        if (isset($text_editor->getSettings()['plugins']['media_media'])) {
            $cke5_plugin_overrides_allowed = $text_editor->getSettings()['plugins']['media_media']['allow_view_mode_override'];
            $filter_allowed_view_modes = $text_editor->getFilterFormat()
                ->filters('media_embed')
                ->getConfiguration()['settings']['allowed_view_modes'];
            $filter_media_plugin_label = $this->filterPluginManager
                ->getDefinition('media_embed')['title']
                ->render();
            $filter_media_allowed_view_modes_label = $this->typedConfigManager
                ->getDefinition('filter_settings.media_embed')['mapping']['allowed_view_modes']['label'];
            // Whenever the CKEditor 5 plugin is configured to allow overrides, the
            // filter must be configured to allow 2 or more view modes.
            if ($cke5_plugin_overrides_allowed && count($filter_allowed_view_modes) < 2) {
                $this->context
                    ->addViolation($constraint->message, [
                    '%cke5_media_plugin_label' => $this->t('Media'),
                    '%cke5_allow_view_mode_override_label' => $this->t('Allow the user to override the default view mode'),
                    '%filter_media_plugin_label' => $filter_media_plugin_label,
                    '%filter_media_allowed_view_modes_label' => $filter_media_allowed_view_modes_label,
                ]);
            }
        }
    }

}