LayoutBuilderOverridesPermissions.php

<?php

namespace Drupal\layout_builder;

use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\StringTranslation\StringTranslationTrait;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Provides dynamic permissions for Layout Builder overrides.
 *
 * @see \Drupal\layout_builder\Plugin\SectionStorage\OverridesSectionStorage::access()
 *
 * @internal
 *   Dynamic permission callbacks are internal.
 */
class LayoutBuilderOverridesPermissions implements ContainerInjectionInterface {
    use StringTranslationTrait;
    
    /**
     * The entity type manager.
     *
     * @var \Drupal\Core\Entity\EntityTypeManagerInterface
     */
    protected $entityTypeManager;
    
    /**
     * The entity type bundle info service.
     *
     * @var \Drupal\Core\Entity\EntityTypeBundleInfoInterface
     */
    protected $bundleInfo;
    
    /**
     * LayoutBuilderOverridesPermissions constructor.
     *
     * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
     *   The entity type manager.
     * @param \Drupal\Core\Entity\EntityTypeBundleInfoInterface $bundle_info
     *   The bundle info service.
     */
    public function __construct(EntityTypeManagerInterface $entity_type_manager, EntityTypeBundleInfoInterface $bundle_info) {
        $this->entityTypeManager = $entity_type_manager;
        $this->bundleInfo = $bundle_info;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function create(ContainerInterface $container) {
        return new static($container->get('entity_type.manager'), $container->get('entity_type.bundle.info'));
    }
    
    /**
     * Returns an array of permissions.
     *
     * @return string[][]
     *   An array whose keys are permission names and whose corresponding values
     *   are defined in \Drupal\user\PermissionHandlerInterface::getPermissions().
     */
    public function permissions() {
        $permissions = [];
        
        /** @var \Drupal\layout_builder\Entity\LayoutEntityDisplayInterface[] $entity_displays */
        $entity_displays = $this->entityTypeManager
            ->getStorage('entity_view_display')
            ->loadByProperties([
            'third_party_settings.layout_builder.allow_custom' => TRUE,
        ]);
        foreach ($entity_displays as $entity_display) {
            $entity_type_id = $entity_display->getTargetEntityTypeId();
            $entity_type = $this->entityTypeManager
                ->getDefinition($entity_type_id);
            $bundle = $entity_display->getTargetBundle();
            $args = [
                '%entity_type' => $entity_type->getCollectionLabel(),
                '@entity_type_singular' => $entity_type->getSingularLabel(),
                '@entity_type_plural' => $entity_type->getPluralLabel(),
                '%bundle' => $this->bundleInfo
                    ->getBundleInfo($entity_type_id)[$bundle]['label'],
            ];
            // These permissions are generated on behalf of $entity_display entity
            // display, therefore add this entity display as a config dependency.
            $dependencies = [
                $entity_display->getConfigDependencyKey() => [
                    $entity_display->getConfigDependencyName(),
                ],
            ];
            if ($entity_type->hasKey('bundle')) {
                $permissions["configure all {$bundle} {$entity_type_id} layout overrides"] = [
                    'title' => $this->t('%entity_type - %bundle: Configure all layout overrides', $args),
                    'warning' => $this->t('Warning: Allows configuring the layout even if the user cannot edit the @entity_type_singular itself.', $args),
                    'dependencies' => $dependencies,
                ];
                $permissions["configure editable {$bundle} {$entity_type_id} layout overrides"] = [
                    'title' => $this->t('%entity_type - %bundle: Configure layout overrides for @entity_type_plural that the user can edit', $args),
                    'dependencies' => $dependencies,
                ];
            }
            else {
                $permissions["configure all {$bundle} {$entity_type_id} layout overrides"] = [
                    'title' => $this->t('%entity_type: Configure all layout overrides', $args),
                    'warning' => $this->t('Warning: Allows configuring the layout even if the user cannot edit the @entity_type_singular itself.', $args),
                    'dependencies' => $dependencies,
                ];
                $permissions["configure editable {$bundle} {$entity_type_id} layout overrides"] = [
                    'title' => $this->t('%entity_type: Configure layout overrides for @entity_type_plural that the user can edit', $args),
                    'dependencies' => $dependencies,
                ];
            }
        }
        return $permissions;
    }

}