/**
* Check whether the contest is accessible
* @param type $cid
* @return type
*/
function is_contest_accessible($cid)
{
if (is_contest_modifiable($cid)) {
return true;
}
// This is a user. Auth to login
$contest = new ContestsTbl($cid);
if (!$contest->Get()) {
return false;
}
if (!$contest->detail['avail']) {
return false;
}
if ($contest->detail['course_id'] && !is_course_registered($contest->detail['course_id'])) {
return false;
}
if (is_temporary_user()) {
return $contest->detail['perm'] == 'temp' && is_contest_registered($cid) && is_contest_auth($cid) && is_contest_started($cid);
} else {
return $contest->detail['perm'] == 'user' && is_contest_auth($cid) && is_contest_started($cid);
}
return false;
}
} else {
echo $rs->Fields['sid'] - $min_sid;
}
?>
</td>
<td>
<?php
if ($cid == 0) {
if ($user_id == get_uid() || is_admins() || is_manager()) {
echo "<a href=\"../viewsource.php?sid=" . $rs->Fields['sid'] . "\" class=\"black\">";
echo "<center><img src='../images/source-code.png' alt='view' title='View source code' /></center>";
echo "</a>";
}
} else {
$timestamp = strtotime($time) - strtotime($contest->detail['starttime']);
if ($user_id == get_uid() || is_contest_modifiable($cid)) {
echo "<a href=\"../viewsource.php?cid=" . $cid . "&sid=" . $rs->Fields['sid'] . "\" class=\"black\">";
echo "<center><img src='../images/source-code.png' alt='view' title='View source code' /></center>";
echo "</a>";
}
}
?>
</td>
<td> <a href="../user.php?id=<?php
echo $user_id;
?>
" class="black"><?php
echo $username;
?>
</a></td>
/**
* Submit Source code to server
* @global type $login_uid
* @global type $login_username
* @global type $logged
* @param type $arg
* @return mixed if success, return sid. otherwise error message
*/
function submit_source($pid, $cid, $language, $source)
{
if (!is_logged()) {
return "Invalid login";
}
$pid = intval(trim($pid));
$source = trim($source);
if ($cid) {
$problem = new ContestProblem($cid);
if (!is_contest_accessible($cid)) {
return "You can't access to the contest";
}
if (is_contest_ended($cid) && !is_contest_modifiable($cid)) {
return "Contest is finished";
}
} else {
$problem = new ProblemTbl();
}
if (!$problem->Get($pid)) {
return "Invalid Problem ID!";
}
$acutal_cid = $problem->detail['cid'];
if (!$cid && $acutal_cid) {
// this is a problem automaticly added after the end of contest
if (!is_contest_accessible($acutal_cid)) {
return "You can't access to this problem";
}
if (!is_contest_modifiable($acutal_cid) && !is_contest_ended($acutal_cid)) {
return "Contest is not finished. Can't submit to normal problem";
}
}
$sdata = array();
$sdata["contest"] = $cid;
if ($language < 1 || $language > 4) {
return "Invalid language!";
}
$sdata['language'] = $language;
$app_config = get_app_config();
$codelength = strlen($source);
if ($codelength > $app_config['max_sourcecode_length']) {
return "Size of your submittion exceeds limitation.";
}
if ($codelength == 0) {
return "You can't submit an empty source code";
}
$sdata['uid'] = get_uid();
$sdata['time'] = date("Y-m-d H:i:s");
if ($cid) {
$sdata['pid'] = $problem->detail['pid'];
$cpid = $pid;
$pid = $sdata['pid'];
} else {
$sdata['pid'] = $pid;
}
$sdata['codelength'] = $codelength;
$sdata['sourcecode'] = mysql_real_escape_string($source);
$status = new StatusTbl();
$status->detail = $sdata;
$status_id = $status->Add();
$user = new UserTbl(get_uid());
$user->Get();
$user->update['submissions'] = $user->detail['submissions'] + 1;
$user->Update();
$problem = new ProblemTbl($pid);
$problem->Get();
$problem->update['submissions'] = $problem->detail['submissions'] + 1;
$problem->Update();
if ($cid) {
$con_status = new ContestStatus($cid);
$con_status->detail = array('cid' => $cid, 'sid' => $status_id, 'cpid' => $cpid);
$con_status->Add();
}
$queue = new QueueTbl();
$queue->detail['sid'] = $status_id;
if ($cid) {
$queue->detail['cid'] = $cid;
$queue->detail['cpid'] = $cpid;
}
$queue->Add();
return $status_id;
}
function ExportSource(&$arg)
{
$cid = safefetch($arg, 'cid');
$contest = new ContestsTbl($cid);
$contest->Get() or error('Invalid Contest ID');
if (!is_contest_modifiable($cid)) {
error("Permission Denied");
}
$contest = $contest->detail;
$zip = new ZipArchive();
$filename = tempnam(sys_get_temp_dir(), "cnt") . '.zip';
if ($zip->open($filename, ZIPARCHIVE::CREATE) !== TRUE) {
error("cannot Create file <{$filename}>");
}
$cpid_hash = get_cpids($cid);
global $conn;
$rs = new RecordSet($conn);
$rs->Query("SELECT * FROM status WHERE contest = '{$cid}'");
while ($rs->MoveNext()) {
$ret = $rs->Fields;
$sid = $ret['sid'];
$pid = $ret['pid'];
if (array_key_exists($pid, $cpid_hash)) {
$pid = $cpid_hash[$pid];
}
$uid = $ret['uid'];
$user = new UserTbl($uid);
$user->Get();
$user = $user->detail;
$src_code = $ret['sourcecode'];
$status = $ret['status'];
$lang = $ret['language'];
$ext_hash = array('C++' => '.cpp', 'C' => '.c', 'Pascal' => '.pas', 'Java' => '.java');
$ext = $ext_hash[$lang];
// multiple catalog
// by pid
if (!$zip->addFromString('pid/' . $pid . '/' . $sid . $ext, $src_code)) {
error("Fail to write file for submit [{$sid}]\n");
}
// by uid
if (!$zip->addFromString('uid/' . $user['username'] . '/' . $pid . '_' . $sid . $ext, $src_code)) {
error("Fail to write file for submit [{$sid}]\n");
}
}
$zip->close();
output_file($filename, "export_contest{$cid}.zip");
}
<table width="100%" border="0" cellpadding="4" cellspacing="2" class="ui-widget tblcontainer ui-widget-content ui-corner-all">
<thead>
<tr align="center" class="ui-widget-header">
<td height=25 width="6%">ID</td>
<td>Title</td>
<td width="30%">Schedule</td>
<td width="8%">Edit Contest</td>
<td width="8%">Add Problem</td>
</tr>
</thead>
<?php
$i = 0;
while ($rs->MoveNext()) {
$id = $rs->Fields["cid"];
if (!is_contest_modifiable($id)) {
continue;
}
$i++;
if ($i % 2 == 0) {
echo "<tr bgcolor=\"#FCFCFC\">\n";
} else {
echo "<tr bgcolor=\"#EEEEEE\">\n";
}
$time = $rs->Fields["starttime"];
$title = $rs->Fields["title"];
$during = $rs->Fields["during"];
?>
<td height=25 align="center"><?php
echo $id;
?>