Collaboration diagram for ilForumAuthorInformationCache:

Static Public Member Functions
static	preloadUserObjects (array $usr_ids)

static	getUserObjectById (int $usr_id)

Static Protected Attributes
static array	$user_instances = []

static array	$requested_usr_ids = []

static array	$requested_usr_ids_key_map = []

Detailed Description

ilForumAuthorInformationCache

Author: Michael Jansen mjans.nosp@m.en@d.nosp@m.ataba.nosp@m.y.de

Version: $Id$ \

Definition at line 27 of file class.ilForumAuthorInformationCache.php.

Member Function Documentation

◆ getUserObjectById()

static ilForumAuthorInformationCache::getUserObjectById ( int $usr_id )

static

Definition at line 83 of file class.ilForumAuthorInformationCache.php.

                                                         : ?ilObjUser
    {
        if ($usr_id === 0) {
            return null;
        }
 
        if (!isset(self::$requested_usr_ids_key_map[$usr_id])) {
            self::preloadUserObjects([$usr_id]);
        }
 
        return self::$user_instances[$usr_id] ?? null;
    }

References preloadUserObjects().

Referenced by ilForumAuthorInformation\initUserInstance().

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Here is the caller graph for this function:

◆ preloadUserObjects()

static ilForumAuthorInformationCache::preloadUserObjects ( array $usr_ids )

static

Parameters

int[] $usr_ids

Definition at line 39 of file class.ilForumAuthorInformationCache.php.

                                                             : void
    {
        global $DIC;
        $ilDB = $DIC->database();
 
        $usr_ids_to_request = array_diff($usr_ids, self::$requested_usr_ids);
        self::$requested_usr_ids = array_merge(self::$requested_usr_ids, $usr_ids_to_request);
        self::$requested_usr_ids_key_map = array_flip(self::$requested_usr_ids);
 
        if ($usr_ids_to_request !== []) {
            $in = $ilDB->in('ud.usr_id', $usr_ids_to_request, false, 'integer');
            $query = "
                                SELECT ud.usr_id, od.create_date, login, firstname, lastname, ud.title, gender, pprof.value public_profile, pgen.value public_gender, pup.value public_upload
                                FROM usr_data ud
                                INNER JOIN object_data od ON od.obj_id = ud.usr_id
                                LEFT JOIN usr_pref pprof ON pprof.usr_id = ud.usr_id AND pprof.keyword = %s
                                LEFT JOIN usr_pref pgen ON pgen.usr_id = ud.usr_id AND pgen.keyword = %s
                                LEFT JOIN usr_pref pup ON pup.usr_id = ud.usr_id AND pup.keyword = %s
                                WHERE $in
                        ";
 
            $res = $ilDB->queryF(
                $query,
                ['text', 'text', 'text'],
                ['public_profile', 'public_gender', 'public_upload']
            );
 
            while ($row = $ilDB->fetchAssoc($res)) {
                $user = new ilObjUser();
                $user->setId((int) $row['usr_id']);
                $user->setLogin($row['login']);
                $user->setGender($row['gender'] ?? '');
                $user->setUTitle($row['title'] ?? '');
                $user->setFirstname($row['firstname'] ?? '');
                $user->setLastname($row['lastname'] ?? '');
                $user->setPref('public_profile', $row['public_profile']);
                $user->setPref('public_gender', $row['public_gender']);
                $user->setPref('public_upload', $row['public_upload']);
 
                self::$user_instances[(int) $row['usr_id']] = $user;
            }
        }
    }