PHP PaperOption::type_is_final示例

function paperOptions($id = null)
{
    global $Conf;
    if ($Conf->setting("paperOption") <= 0 || $Conf->sversion <= 0) {
        return array();
    }
    $svar = defval($_SESSION, "paperOption", null);
    if (!$svar || !is_array($svar) || count($svar) < 3 || $svar[2] < 2 || $svar[0] < $Conf->setting("paperOption")) {
        $opt = array();
        $result = $Conf->q("select * from OptionType order by sortOrder, optionName");
        $order = 0;
        while ($row = edb_orow($result)) {
            // begin backwards compatibility to old schema versions
            if (!isset($row->optionValues)) {
                $row->optionValues = "";
            }
            if (!isset($row->type) && $row->optionValues == "i") {
                $row->type = PaperOption::T_NUMERIC;
            } else {
                if (!isset($row->type)) {
                    $row->type = $row->optionValues ? PaperOption::T_SELECTOR : PaperOption::T_CHECKBOX;
                }
            }
            // end backwards compatibility to old schema versions
            $row->optionAbbrev = preg_replace("/-+\$/", "", preg_replace("/[^a-z0-9_]+/", "-", strtolower($row->optionName)));
            if ($row->optionAbbrev == "paper" || $row->optionAbbrev == "submission" || $row->optionAbbrev == "final" || ctype_digit($row->optionAbbrev)) {
                $row->optionAbbrev = "opt" . $row->optionId;
            }
            $row->sortOrder = $order++;
            if (!isset($row->displayType)) {
                $row->displayType = PaperOption::DT_NORMAL;
            }
            if ($row->type == PaperOption::T_FINALPDF) {
                $row->displayType = PaperOption::DT_SUBMISSION;
            }
            $row->isDocument = PaperOption::type_is_document($row->type);
            $row->isFinal = PaperOption::type_is_final($row->type);
            $opt[$row->optionId] = $row;
        }
        $_SESSION["paperOption"] = $svar = array($Conf->setting("paperOption"), $opt, 2);
    }
    return $id ? defval($svar[1], $id, null) : $svar[1];
}