class.ilPDSelectedItemsBlockMembershipsObjectDatabaseRepository.php

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<?php
 
declare(strict_types=1);
 
final class ilPDSelectedItemsBlockMembershipsObjectDatabaseRepository implements ilPDSelectedItemsBlockMembershipsObjectRepository
{
    private const VALID_OBJECT_TYPES = [
        'crs',
        'grp',
    ];
 
    public function __construct(protected readonly ilDBInterface $db, protected readonly int $recovery_folder_id)
    {
    }
 
    public function getValidObjectTypes(): array
    {
        return self::VALID_OBJECT_TYPES;
    }
 
    public function getForUser(ilObjUser $user, array $objTypes, string $actorLanguageCode): Generator
    {
        $objTypes = array_intersect($objTypes, self::VALID_OBJECT_TYPES);
        if ($objTypes === []) {
            return;
        }
 
        $odObjTypes = ' AND ' . $this->db->in(
            'od.type',
            $objTypes,
            false,
            ilDBConstants::T_TEXT
        );
 
        $res = $this->db->queryF(
            "
                SELECT DISTINCT
                    od.obj_id,
                    objr.ref_id,
                    (
                        CASE
                            WHEN (trans.title IS NOT NULL AND trans.title != '')
                            THEN trans.title
                            ELSE od.title
                        END
                    ) title,
                    (
                        CASE
                            WHEN (trans.description IS NOT NULL AND trans.description != '')
                            THEN trans.description
                            ELSE od.description
                        END
                    ) description,
                    od.type,
                    t.parent,
                    tp.lft parent_lft,
                    (
                        CASE
                            WHEN od.type = 'crs' THEN crs_settings.period_start
                            ELSE grp_settings.period_start
                        END
                    ) period_start,
                    (
                        CASE
                            WHEN od.type = 'crs' THEN crs_settings.period_end
                            ELSE grp_settings.period_end
                        END
                    ) period_end,
                    (
                        CASE
                            WHEN od.type = 'crs' THEN crs_settings.period_time_indication
                            ELSE grp_settings.period_time_indication
                        END
                    ) period_has_time            
                FROM rbac_ua ua
                INNER JOIN rbac_fa fa ON fa.rol_id = ua.rol_id AND fa.assign = %s
                INNER JOIN object_reference objr ON objr.ref_id = fa.parent
                INNER JOIN object_data od ON od.obj_id = objr.obj_id $odObjTypes
                INNER JOIN tree t ON t.child = objr.ref_id AND t.tree = %s AND t.parent != %s
                INNER JOIN tree tp ON tp.child = t.parent
                LEFT JOIN grp_settings ON grp_settings.obj_id = od.obj_id
                LEFT JOIN crs_settings ON crs_settings.obj_id = od.obj_id
                LEFT JOIN object_translation trans ON trans.obj_id = od.obj_id AND trans.lang_code = %s
                WHERE ua.usr_id = %s
            ",
            [ilDBConstants::T_TEXT, ilDBConstants::T_INTEGER, ilDBConstants::T_INTEGER, ilDBConstants::T_TEXT, ilDBConstants::T_INTEGER],
            ['y', 1, $this->recovery_folder_id, $actorLanguageCode, $user->getId()]
        );
 
        while ($row = $this->db->fetchAssoc($res)) {
            $periodStart = null;
            if (!is_null($row['period_start'])) {
                $periodStart = new DateTimeImmutable($row['period_start'], new DateTimeZone('UTC'));
            }
            $periodEnd = null;
            if (!is_null($row['period_end'])) {
                $periodEnd = new DateTimeImmutable($row['period_end'], new DateTimeZone('UTC'));
            }
 
            yield new ilPDSelectedItemBlockMembershipsDTO(
                (int) $row['ref_id'],
                (int) $row['obj_id'],
                (string) $row['type'],
                (string) $row['title'],
                (string) $row['description'],
                (int) $row['parent'],
                (int) $row['parent_lft'],
                (bool) $row['period_has_time'],
                $periodStart,
                $periodEnd
            );
        }
    }
}