175 lines
6.3 KiB
PHP
175 lines
6.3 KiB
PHP
<?php
|
|
$cache_time = 10;
|
|
$OJ_CACHE_SHARE = false;
|
|
|
|
require_once('./include/cache_start.php');
|
|
require_once('./include/db_info.inc.php');
|
|
require_once('./include/bbcode.php' );
|
|
require_once('./include/const.inc.php');
|
|
require_once('./include/my_func.inc.php');
|
|
require_once('./include/setlang.php');
|
|
if(isset($OJ_LANG)){
|
|
require_once("./lang/$OJ_LANG.php");
|
|
}
|
|
|
|
$now = date("Y-m-d H:i",time());
|
|
|
|
if (isset($_GET['cid']))
|
|
$ucid = "&cid=".intval($_GET['cid']);
|
|
else
|
|
$ucid = "";
|
|
|
|
$pr_flag = false;
|
|
$co_flag = false;
|
|
|
|
if (isset($_GET['id'])) {
|
|
//practice
|
|
$id = intval($_GET['id']);
|
|
//require("oj-header.php");
|
|
|
|
$sql="select c.contest_id,c.title from contest c inner join contest_problem cp on c.contest_id=cp.contest_id and cp.problem_id=? WHERE ( c.`end_time`>'$now' and c.defunct='N' ) or c.`private`='1' ";
|
|
$used_in_contests=pdo_query($sql,$id);
|
|
|
|
if (isset($_SESSION[$OJ_NAME.'_'.'administrator'])|| isset($_SESSION[$OJ_NAME.'_'.'problem_verifiter']) || isset($_SESSION[$OJ_NAME.'_'.'contest_creator']) || isset($_SESSION[$OJ_NAME.'_'.'problem_editor']))
|
|
$sql = "SELECT * FROM `problem` WHERE `problem_id`=?";
|
|
else if ($OJ_FREE_PRACTICE)
|
|
$sql = "SELECT * FROM `problem` WHERE defunct='N' and `problem_id`=?";
|
|
else
|
|
$sql = "SELECT * FROM `problem` WHERE `problem_id`=? AND `defunct`='N' AND `problem_id` NOT IN (
|
|
SELECT `problem_id` FROM `contest_problem` WHERE `contest_id` IN (
|
|
SELECT `contest_id` FROM `contest` WHERE ( `end_time`>'$now' and defunct='N' ) or `private`='1'
|
|
)
|
|
)"; ////////// people should not see the problem used in contest before they end by modifying url in browser address bar
|
|
///////// if you give students opportunities to test their result out side the contest ,they can bypass the penalty time of 20 mins for
|
|
///////// each non-AC sumbission in contest. if you give them opportunities to view problems before exam ,they will ask classmates to write
|
|
///////// code for them in advance, if you want to share private contest problem to practice you should modify the contest into public
|
|
|
|
$pr_flag = true;
|
|
$result = pdo_query($sql,$id);
|
|
}
|
|
else if (isset($_GET['cid']) && isset($_GET['pid'])) {
|
|
//contest
|
|
$cid = intval($_GET['cid']);
|
|
$pid = intval($_GET['pid']);
|
|
require_once("contest-check.php");
|
|
if (isset($_SESSION[$OJ_NAME.'_'.'administrator']) || isset($_SESSION[$OJ_NAME.'_'.'contest_creator']) || isset($_SESSION[$OJ_NAME.'_'.'problem_editor']))
|
|
$sql = "SELECT langmask,private,defunct FROM `contest` WHERE `contest_id`=?";
|
|
else
|
|
$sql = "SELECT langmask,private,defunct FROM `contest` WHERE `defunct`='N' AND `contest_id`=? AND (`start_time`<='$now' AND ('$now'<`end_time` or private='N') )";
|
|
|
|
$result = pdo_query($sql,$cid);
|
|
$rows_cnt =empty($result)?0:count($result);
|
|
if (empty($result) && !$OJ_FREE_PRACTICE && !isset($_SESSION[$OJ_NAME.'_administrator']) && !isset($_SESSION[$OJ_NAME."_c".$cid]) ) {
|
|
$view_errors = "<title>$MSG_CONTEST</title><h2>No such Contest!</h2>";
|
|
require("template/".$OJ_TEMPLATE."/error.php");
|
|
exit(0);
|
|
}
|
|
|
|
$row = ($result[0]);
|
|
$contest_ok = true;
|
|
|
|
if ($row[1] && !isset($_SESSION[$OJ_NAME.'_'.'c'.$cid]))
|
|
$contest_ok = false;
|
|
|
|
if ($row[2]=='Y')
|
|
$contest_ok = false;
|
|
|
|
if (isset($_SESSION[$OJ_NAME.'_'.'administrator']) || isset($_SESSION[$OJ_NAME.'_'.'contest_creator']) || isset($_SESSION[$OJ_NAME.'_'.'problem_editor']))
|
|
$contest_ok = true;
|
|
|
|
$ok_cnt = $rows_cnt==1;
|
|
$langmask = $row[0];
|
|
|
|
if ( !$contest_ok ) {
|
|
//not started
|
|
$view_errors = "No such Contest!";
|
|
require("template/".$OJ_TEMPLATE."/error.php");
|
|
exit(0);
|
|
}
|
|
else {
|
|
//started
|
|
// $sql = "SELECT * FROM `problem` WHERE `defunct`='N' AND `problem_id`=( // <- defunct problem not in list
|
|
// $sql = "SELECT * FROM `problem` WHERE `problem_id`=( // <-- defunct problem in list for contest but, not in list for practice
|
|
$sql = "SELECT * FROM `problem` WHERE `problem_id`=(
|
|
SELECT `problem_id` FROM `contest_problem` WHERE `contest_id`=? AND `num`=?
|
|
)";
|
|
|
|
$result = pdo_query($sql,$cid,$pid);
|
|
$id = $result[0]['problem_id'];
|
|
}
|
|
|
|
//public
|
|
if (!$contest_ok) {
|
|
$view_errors = "Not Invited!";
|
|
require("template/".$OJ_TEMPLATE."/error.php");
|
|
exit(0);
|
|
}
|
|
|
|
$co_flag = true;
|
|
}
|
|
else {
|
|
$view_errors="<title>$MSG_NO_SUCH_PROBLEM</title><h2>$MSG_NO_SUCH_PROBLEM</h2>";
|
|
require("template/".$OJ_TEMPLATE."/error.php");
|
|
exit(0);
|
|
}
|
|
|
|
if (count($result)!=1) {
|
|
$view_errors = "";
|
|
|
|
if (isset($_GET['id'])) {
|
|
$id = intval($_GET['id']);
|
|
|
|
if(count($used_in_contests)>0){
|
|
|
|
if (!(isset($OJ_EXAM_CONTEST_ID)||isset($OJ_ON_SITE_CONTEST_ID))) {
|
|
$view_errors.= "<hr><br>$MSG_PROBLEM_USED_IN:";
|
|
foreach($used_in_contests as $contests){
|
|
$view_errors.= "<a class='label label-warning' href='contest.php?cid=". $contests[0]."'>".$contests[1]." </a><br>";
|
|
|
|
}
|
|
//echo "</div>";
|
|
}
|
|
|
|
}
|
|
else {
|
|
$view_title = "<title>$MSG_NO_SUCH_PROBLEM!</title>";
|
|
$view_errors .= "<h2>$MSG_NO_SUCH_PROBLEM!</h2>";
|
|
}
|
|
}
|
|
else {
|
|
$view_title = "<title>$MSG_NO_SUCH_PROBLEM!</title>";
|
|
$view_errors .= "<h2>$MSG_NO_SUCH_PROBLEM!</h2>";
|
|
}
|
|
if(!(isset($_SESSION[$OJ_NAME.'_administrator'])||isset($_SESSION[$OJ_NAME.'_problem_editor']))){
|
|
require("template/".$OJ_TEMPLATE."/error.php");
|
|
exit(0);
|
|
}
|
|
}
|
|
else {
|
|
$row = $result[0];
|
|
$view_title = $row['title'];
|
|
}
|
|
if( isset($OJ_NOIP_KEYWORD) && $OJ_NOIP_KEYWORD ){
|
|
//检查当前题目是不是在NOIP模式比赛中，如果是则不显示AC数量 2020.7.11 by ivan_zhou
|
|
//$now = date('Y-m-d H:i', time());
|
|
$sql = "select 1 from `contest_problem` where (`problem_id`= ? ) and `contest_id` IN (select `contest_id` from `contest` where `start_time` < ? and `end_time` > ? and `title` like ?)";
|
|
$rrs = pdo_query($sql, $id ,$now , $now , "%$OJ_NOIP_KEYWORD%");
|
|
$flag = !empty($rrs) ;
|
|
if($flag){
|
|
$row[ 'accepted' ] = '<font color="red"> ? </font>';
|
|
|
|
// 使用$OJ_NOIP_TISHI 条件语句确定是否显示提示信息
|
|
if (isset($OJ_NOIP_HINT) && $OJ_NOIP_HINT) {
|
|
//$row['hint'] = $MSG_NOIP_NOHINT;
|
|
} else {
|
|
$row['hint'] = $MSG_NOIP_NOHINT;
|
|
}
|
|
}
|
|
}
|
|
/////////////////////////Template
|
|
require("template/".$OJ_TEMPLATE."/problem.php");
|
|
/////////////////////////Common foot
|
|
if(file_exists('./include/cache_end.php'))
|
|
require_once('./include/cache_end.php');
|
|
?>
|