davidsneighbour / dropbox-php-sdk

            $deadline_data = ['deadline' => $deadline];

            //Add allow late uploads if specified

            if (!empty($allow_late_uploads)) {

                //Invalid Format

                if (!in_array($allow_late_uploads, ['one_day','two_days','seven_days','thirty_days','always'])) {

                    throw new DropboxClientException("Invalid format. Must be any of 'one_day', 'two_days', 'seven_days', 'thirty_days' or 'always'.");

                }

                $deadline_data['allow_late_uploads'] = $allow_late_uploads;

            }

            $params['deadline'] = new FileRequestDeadline($deadline_data);

        }

                $deadline_data = ['.tag' => 'update', 'deadline' => $deadline];

                //Add allow late uploads if specified

                if (!empty($allow_late_uploads)) {

                    //Invalid Format

                    if (!in_array($allow_late_uploads, ['one_day','two_days','seven_days','thirty_days','always'])) {

                        throw new DropboxClientException("Invalid format. Must be any of 'one_day', 'two_days', 'seven_days', 'thirty_days' or 'always'.");

                    }

                    $deadline_data['allow_late_uploads'] = $allow_late_uploads;

                }

                $params['deadline'] = $deadline_data;

            }