class.ilObjectPropertiesAgregator.php

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<?php

declare(strict_types=1);

use ILIAS\Object\Properties\ObjectTypeSpecificProperties\Factory as ObjectTypeSpecificPropertiesFactory;

class ilObjectPropertiesAgregator
{
    public function __construct(
        private ilObjectCorePropertiesRepository $core_properties_repository,
        private ilObjectAdditionalPropertiesRepository $additional_properties_repository,
        private ObjectTypeSpecificPropertiesFactory $object_type_specific_properties_factory
    ) {
    }

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

        return new ilObjectProperties(
            $core_properties,
            $this->core_properties_repository,
            $this->additional_properties_repository->getFor($object_id),
            $this->additional_properties_repository,
            new ilMD($object_id, 0, $core_properties->getType() ?? '')
        );
    }

    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);
        }
    }
}