UserModel::joinUsers PHP Метод

    public function joinUsers(&$Data, $Columns, $Options = [])
    {
        if ($Data instanceof Gdn_DataSet) {
            $Data2 = $Data->result();
        } else {
            $Data2 =& $Data;
        }
        // Grab all of the user fields that need to be joined.
        $UserIDs = [];
        foreach ($Data as $Row) {
            foreach ($Columns as $ColumnName) {
                $ID = val($ColumnName, $Row);
                if (is_numeric($ID)) {
                    $UserIDs[$ID] = 1;
                }
            }
        }
        // Get the users.
        $Users = $this->getIDs(array_keys($UserIDs));
        // Get column name prefix (ex: 'Insert' from 'InsertUserID')
        $Prefixes = [];
        foreach ($Columns as $ColumnName) {
            $Prefixes[] = StringEndsWith($ColumnName, 'UserID', true, true);
        }
        // Join the user data using prefixes (ex: 'Name' for 'InsertUserID' becomes 'InsertName')
        $Join = val('Join', $Options, ['Name', 'Email', 'Photo']);
        foreach ($Data2 as &$Row) {
            foreach ($Prefixes as $Px) {
                $ID = val($Px . 'UserID', $Row);
                if (is_numeric($ID)) {
                    $User = val($ID, $Users, false);
                    foreach ($Join as $Column) {
                        $Value = $User[$Column];
                        if ($Column == 'Photo') {
                            if ($Value && !isUrl($Value)) {
                                $Value = Gdn_Upload::url(changeBasename($Value, 'n%s'));
                            } elseif (!$Value) {
                                $Value = UserModel::getDefaultAvatarUrl($User);
                            }
                        }
                        setValue($Px . $Column, $Row, $Value);
                    }
                } else {
                    foreach ($Join as $Column) {
                        setValue($Px . $Column, $Row, null);
                    }
                }
            }
        }
    }