function RejudgeProblem(&$arg)
{
global $conn;
$rs = new RecordSet($conn);
$pid = safefetch($arg, 'pid');
$cid = tryfetch($arg, 'cid', 0);
$rejudge_all = tryfetch($arg, 'rjall', true);
$cpid = $pid;
if ($cid) {
$prob = new ContestProblem($cid, $cpid);
if (!$prob->Get()) {
error("No such problem in the contest");
}
$pid = $prob->detail['pid'];
}
$prob = new ProblemTbl($pid);
if (!$prob->Get()) {
error("No such problem.");
}
if (!$rejudge_all) {
$rejudge_cond = "and status!='Accepted'";
} else {
$prob->update['accepted'] = 0;
$prob->Update();
$rejudge_cond = "";
if ($cid) {
$rs->Query("UPDATE ranklist SET accepted = 0, submissions = 0 WHERE pid='{$cpid}' AND cid='{$cid}'");
}
}
$rs->Query("INSERT INTO queue (sid,cid,cpid) select sid,'{$cid}','{$cpid}' from status where pid='{$pid}' {$rejudge_cond}");
$rs->insert_id();
$count_inserted = $rs->affected_rows();
if ($cid) {
MsgAndRedirect("../status.php?cid={$cid}&cpid={$cpid}", "Total {$count_inserted} submissions will be rejudged.");
} else {
MsgAndRedirect("../status.php?pid={$cpid}", "Total {$count_inserted} submissions will be rejudged.");
}
}
function tryrequest($p, $default = "")
{
return tryfetch($_REQUEST, $p, $default);
}