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submit.php
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submit.php
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<?php session_start();
require_once "include/db_info.inc.php";
require_once "include/my_func.inc.php";
if (!isset($_SESSION[$OJ_NAME . '_' . 'user_id'])) {
require_once "oj-header.php";
echo "<a href='loginpage.php'>$MSG_Login</a>";
require_once "oj-footer.php";
exit(0);
}
require_once "include/memcache.php";
require_once "include/const.inc.php";
$now = strftime("%Y-%m-%d %H:%M", time());
$user_id = $_SESSION[$OJ_NAME . '_' . 'user_id'];
if (!$OJ_BENCHMARK_MODE) {
$sql = "SELECT count(1) FROM `solution` WHERE result<4";
$result = mysql_query_cache($sql);
$row = $result[0];
if ($row[0] > 50) {
$OJ_VCODE = true;
}
if ($OJ_VCODE) {
$vcode = $_POST["vcode"];
}
$err_str = "";
$err_cnt = 0;
if (
$OJ_VCODE &&
($_SESSION[$OJ_NAME . '_' . "vcode"] == null ||
$vcode != $_SESSION[$OJ_NAME . '_' . "vcode"] ||
$vcode == "" ||
$vcode == null)
) {
$_SESSION[$OJ_NAME . '_' . "vcode"] = null;
$err_str = $err_str . "Verification Code Wrong!\\n";
$err_cnt++;
require "template/$OJ_TEMPLATE/error.php";
exit(0);
}
}
if (isset($_POST['cid'])) {
$pid = intval($_POST['pid']);
$cid = abs(intval($_POST['cid']));
$sql = "SELECT `problem_id`,'N' from `contest_problem`
where `num`='$pid' and contest_id=$cid";
} else {
$id = intval($_POST['id']);
if ($id < 0) {
$id = -$id;
}
$sql = "SELECT `problem_id`,defunct from `problem` where `problem_id`='$id' ";
if (!isset($_SESSION[$OJ_NAME . '_' . 'administrator'])) {
$sql .= " and defunct='N' ";
}
$sql .= " and problem_id not in (select distinct problem_id from contest_problem where `contest_id` IN (
SELECT `contest_id` FROM `contest` WHERE
(`end_time`>'$now' or private=1) ) )"; //and `defunct`='N' 隐藏的私有比赛题目依旧隐藏
}
//echo $sql;
$res = mysql_query_cache($sql);
if (
isset($res) &&
count($res) < 1 &&
!isset($_SESSION[$OJ_NAME . '_' . 'administrator']) &&
!((isset($cid) && $cid <= 0) || (isset($id) && $id <= 0))
) {
$view_errors = "Where do find this link? No such problem.<br>";
require "template/$OJ_TEMPLATE/error.php";
exit(0);
}
if ($res[0][1] != 'N' && !isset($_SESSION[$OJ_NAME . '_' . 'administrator'])) {
// echo "res:$res,count:".count($res);
// echo "$sql";
$view_errors = "Problem disabled.<br>";
if (isset($_POST['ajax'])) {
echo $view_errors;
} else {
require "template/$OJ_TEMPLATE/error.php";
}
exit(0);
}
$test_run = false;
if (isset($_POST['id'])) {
$id = intval($_POST['id']);
$test_run = $id <= 0;
} elseif (isset($_POST['pid']) && isset($_POST['cid']) && $_POST['cid'] != 0) {
$pid = intval($_POST['pid']);
$cid = intval($_POST['cid']);
$test_run = $cid < 0;
if ($test_run) {
$cid = -$cid;
}
// check user if private
$sql =
"SELECT `private` FROM `contest` WHERE `contest_id`=? AND `start_time`<=? AND `end_time`>?";
$result = pdo_query($sql, $cid, $now, $now);
$rows_cnt = count($result);
if ($rows_cnt != 1) {
echo "You Can't Submit Now Because Your are not invited by the contest or the contest is not running!!";
require_once "oj-footer.php";
exit(0);
} else {
$row = $result[0];
$isprivate = intval($row[0]);
if ($isprivate == 1 && !isset($_SESSION[$OJ_NAME . '_' . 'c' . $cid])) {
$sql =
"SELECT count(*) FROM `privilege` WHERE `user_id`=? AND `rightstr`=?";
$result = pdo_query($sql, $user_id, "c$cid");
$row = $result[0];
$ccnt = intval($row[0]);
if (
$ccnt == 0 &&
!isset($_SESSION[$OJ_NAME . '_' . 'administrator'])
) {
$view_errors = "You are not invited!\n";
require "template/$OJ_TEMPLATE/error.php";
exit(0);
}
}
}
$sql =
"SELECT `problem_id` FROM `contest_problem` WHERE `contest_id`=? AND `num`=?";
$result = pdo_query($sql, $cid, $pid);
$rows_cnt = count($result);
if ($rows_cnt != 1) {
$view_errors = "No Such Problem!\n";
require "template/$OJ_TEMPLATE/error.php";
exit(0);
} else {
$row = $result[0];
$id = intval($row['problem_id']);
if ($test_run) {
$id = -$id;
}
}
} else {
$id = 0;
/*
$view_errors= "No Such Problem!\n";
require("template/".$OJ_TEMPLATE."/error.php");
exit(0);
*/
$test_run = true;
}
$language = intval($_POST['language']);
if ($language > count($language_name) || $language < 0) {
$language = 0;
}
$language = strval($language);
$source = $_POST['source'];
$input_text = "";
if (isset($_POST['input_text'])) {
$input_text = $_POST['input_text'];
}
if (get_magic_quotes_gpc()) {
$source = stripslashes($source);
$input_text = stripslashes($input_text);
}
if (isset($_POST['encoded_submit'])) {
$source = base64_decode($source);
}
$input_text = preg_replace("(\r\n)", "\n", $input_text);
$source = $source;
$input_text = $input_text;
$source_user = $source;
if ($test_run) {
$id = -$id;
}
//use append Main code
$prepend_file = "$OJ_DATA/$id/prepend." . $language_ext[$language];
if (isset($OJ_APPENDCODE) && $OJ_APPENDCODE && file_exists($prepend_file)) {
$source = file_get_contents($prepend_file) . "\n" . $source;
}
$append_file = "$OJ_DATA/$id/append." . $language_ext[$language];
//echo $append_file;
if (isset($OJ_APPENDCODE) && $OJ_APPENDCODE && file_exists($append_file)) {
$source .= "\n" . file_get_contents($append_file);
//echo "$source";
}
//end of append
if ($language == 6) {
$source = "# coding=utf-8\n" . $source;
}
if ($test_run) {
$id = 0;
}
$len = strlen($source);
//echo $source;
setcookie('lastlang', $language, time() + 360000);
$ip = $_SERVER['REMOTE_ADDR'];
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$REMOTE_ADDR = $_SERVER['HTTP_X_FORWARDED_FOR'];
$tmp_ip = explode(',', $REMOTE_ADDR);
$ip = htmlentities($tmp_ip[0], ENT_QUOTES, "UTF-8");
}
if ($len < 2) {
$view_errors = "Code too short!<br>";
require "template/$OJ_TEMPLATE/error.php";
exit(0);
}
if ($len > 65536) {
$view_errors = "Code too long!<br>";
require "template/$OJ_TEMPLATE/error.php";
exit(0);
}
if (!$OJ_BENCHMARK_MODE) {
// last submit
$now = strftime("%Y-%m-%d %X", time() - 1);
$sql =
"SELECT `in_date` from `solution` where `user_id`=? and in_date>? order by `in_date` desc limit 1";
$res = pdo_query($sql, $user_id, $now);
if (count($res) == 1) {
$view_errors =
"You should not submit more than twice in 1 seconds.....<br>";
require "template/$OJ_TEMPLATE/error.php";
exit(0);
}
}
if (~$OJ_LANGMASK & (1 << $language)) {
$sql = "select nick from users where user_id=?";
$nick = pdo_query($sql, $user_id);
if ($nick) {
$nick = $nick[0][0];
} else {
$nick = "Guest";
}
if (!isset($pid)) {
$sql = "insert INTO solution(problem_id,user_id,nick,in_date,language,ip,code_length,result)
VALUES(?,?,?,NOW(),?,?,?,14)";
$insert_id = pdo_query(
$sql,
$id,
$user_id,
$nick,
$language,
$ip,
$len
);
} else {
$sql = "insert INTO solution(problem_id,user_id,nick,in_date,language,ip,code_length,contest_id,num,result)
VALUES(?,?,?,NOW(),?,?,?,?,?,14)";
if (isset($OJ_OI_1_SOLUTION_ONLY) && $OJ_OI_1_SOLUTION_ONLY) {
pdo_query(
"update solution set contest_id =0 where contest_id=? and user_id=? and num=?",
$cid,
$user_id,
$pid
);
}
$insert_id = pdo_query(
$sql,
$id,
$user_id,
$nick,
$language,
$ip,
$len,
$cid,
$pid
);
}
$sql = "INSERT INTO `source_code_user`(`solution_id`,`source`)VALUES(?,?)";
pdo_query($sql, $insert_id, $source_user);
$sql = "INSERT INTO `source_code`(`solution_id`,`source`)VALUES(?,?)";
pdo_query($sql, $insert_id, $source);
if ($test_run) {
$sql =
"INSERT INTO `custominput`(`solution_id`,`input_text`)VALUES(?,?)";
pdo_query($sql, $insert_id, $input_text);
}
$sql = "update solution set result=0 where solution_id=?";
pdo_query($sql, $insert_id);
//using redis task queue
if ($OJ_REDIS) {
$redis = new Redis();
$redis->connect($OJ_REDISSERVER, $OJ_REDISPORT);
if (isset($OJ_REDISAUTH)) {
$redis->auth($OJ_REDISAUTH);
}
$redis->lpush($OJ_REDISQNAME, $insert_id);
$redis->close();
}
}
if (isset($OJ_UDP) && $OJ_UDP) {
send_udp_message($OJ_UDPSERVER, $OJ_UDPPORT, $insert_id);
}
if ($OJ_BENCHMARK_MODE) {
echo $insert_id;
exit(0);
}
$statusURI = strstr($_SERVER['REQUEST_URI'], "submit", true) . "status.php";
if (isset($cid)) {
$statusURI .= "?cid=$cid";
}
$sid = "";
if (isset($_SESSION[$OJ_NAME . '_' . 'user_id'])) {
$sid .= session_id() . $_SERVER['REMOTE_ADDR'];
}
if (isset($_SERVER["REQUEST_URI"])) {
$sid .= $statusURI;
}
// echo $statusURI."<br>";
$sid = md5($sid);
$file = "cache/cache_$sid.html";
//echo $file;
if ($OJ_MEMCACHE) {
$mem = new Memcache();
if ($OJ_SAE) {
$mem = memcache_init();
} else {
$mem->connect($OJ_MEMSERVER, $OJ_MEMPORT);
}
$mem->delete($file, 0);
} elseif (file_exists($file)) {
unlink($file);
}
//echo $file;
$statusURI = "status.php?user_id=" . $_SESSION[$OJ_NAME . '_' . 'user_id'];
if (isset($cid)) {
$statusURI .= "&cid=$cid";
}
if (!$test_run) {
header("Location: $statusURI");
} else {
if (isset($_GET['ajax'])) {
echo $insert_id;
} else {
?>
<script>window.parent.setTimeout("fresh_result('<?php echo $insert_id; ?>')", 1000);</script><?php
}
}
?>