Aggregator.php

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<?php

declare(strict_types=1);

namespace ILIAS\ILIASObject\Properties;

use ILIAS\ILIASObject\Properties\AdditionalProperties\Repository as AdditionalPropertiesRepository;
use ILIAS\ILIASObject\Properties\CoreProperties\Repository as CorePropertiesRepository;
use ILIAS\ILIASObject\Properties\ObjectTypeSpecificProperties\Factory as ObjectTypeSpecificPropertiesFactory;
use ILIAS\ILIASObject\Properties\Translations\CachedRepository as TranslationsRepository;
use ILIAS\MetaData\Services\ServicesInterface as LOMServices;

class Aggregator
{
    public function __construct(
        private readonly CorePropertiesRepository $core_properties_repository,
        private readonly AdditionalPropertiesRepository $additional_properties_repository,
        private readonly TranslationsRepository $translations_repository,
        private readonly ObjectTypeSpecificPropertiesFactory $object_type_specific_properties_factory,
        private readonly LOMServices $lom_services
    ) {
    }

    public function getFor(int $object_id, ?string $type = null): Properties
    {
        $core_properties = $this->core_properties_repository->getFor($object_id, $type);

        return new Properties(
            $core_properties,
            $this->core_properties_repository,
            $this->additional_properties_repository->getFor($object_id),
            $this->additional_properties_repository,
            $this->translations_repository->getFor($object_id),
            $this->translations_repository,
            $this->lom_services
        );
    }

    public function preload(array $object_ids): void
    {
        $this->core_properties_repository->preload($object_ids);
        $objects_by_type = [];
        foreach ($object_ids as $obj_id) {
            $type = \ilObject::_lookupType($obj_id);

            if (!array_key_exists($type, $objects_by_type)) {
                $objects_by_type[$type] = [];
            }
            $objects_by_type[$type][] = $obj_id;
        }

        foreach ($objects_by_type as $type => $obj_ids) {
            $this->object_type_specific_properties_factory->getForObjectTypeString($type)?->preload($obj_ids);
        }
    }
}