coj/ranklist.php at master · CQUT/coj · GitHub

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<?php
$OJ_CACHE_SHARE=false;
$cache_time=30;
require_once('./include/cache_start.php');
require_once('./include/db_info.inc.php');
require_once('./include/setlang.php');
$view_title= $MSG_RANKLIST;

$scope="";
if(isset($_GET['scope']))
    $scope=$_GET['scope'];
if($scope!=""&&$scope!='d'&&$scope!='w'&&$scope!='m')
    $scope='y';

$rank = 0;
if(isset( $_GET ['start'] ))
    $rank = intval ( $_GET ['start'] );

if(isset($OJ_LANG)){
    require_once("./lang/$OJ_LANG.php");
}
$page_size=50;
                //$rank = intval ( $_GET ['start'] );
if ($rank < 0)
    $rank = 0;

$sql = "SELECT `user_id`,`nick`,`solved`,`submit` FROM `users` ORDER BY `solved` DESC,submit,reg_time  LIMIT  " . strval ( $rank ) . ",$page_size";

if($scope){
    $s="";
    switch ($scope){
        case 'd':
        $s=date('Y').'-'.date('m').'-'.date('d');
        break;
        case 'w':
        $monday=mktime(0, 0, 0, date("m"),date("d")-(date("w")+7)%8+1, date("Y"))                                                            ;
                                        //$monday->subDays(date('w'));
        $s=strftime("%Y-%m-%d",$monday);
        break;
        case 'm':
        $s=date('Y').'-'.date('m').'-01';
        ;break;
        default :
        $s=date('Y').'-01-01';
    }
                        //echo $s."<-------------------------";
    $sql="SELECT users.`user_id`,`nick`,s.`solved`,t.`submit` FROM `users`
    right join
    (select count(distinct problem_id) solved ,user_id from solution where in_date>str_to_date('$s','%Y-%m-%d') and result=4 group by user_id order by solved desc limit " . strval ( $rank ) . ",$page_size) s on users.user_id=s.user_id
    left join
    (select count( problem_id) submit ,user_id from solution where in_date>str_to_date('$s','%Y-%m-%d') group by user_id order by submit desc limit " . strval ( $rank ) . ",".($page_size*2).") t on users.user_id=t.user_id
    ORDER BY s.`solved` DESC,t.submit,reg_time  LIMIT  0,100
    ";
//                      echo $sql;
}


       //         $result = mysql_query ( $sql ); //mysql_error();
if($OJ_MEMCACHE){
    require("./include/memcache.php");
    $result = mysql_query_cache($sql) ;//or die("Error! ".mysql_error());
    if($result)
         $rows_cnt=count($result);
    else
         $rows_cnt=0;
}else{
    $result = mysql_query($sql) or die("Error! ".mysql_error());
    if($result)
        $rows_cnt=mysql_num_rows($result);
    else
        $rows_cnt=0;
}
$view_rank=Array();
$i=0;
for ( $i=0;$i<$rows_cnt;$i++ ) {
    if($OJ_MEMCACHE)
        $row=$result[$i];
    else
        $row=mysql_fetch_array($result);
    $rank ++;

    $view_rank[$i][0]= $rank;
    $view_rank[$i][1]=  "<div class=center><a href='userinfo.php?user=" . $row['user_id'] . "                                                            '>" . $row['user_id'] . "</a>" ."</div>";
    $view_rank[$i][2]=  "<div class=center>" . htmlspecialchars ( $row['nick'] ) ."</div>";
    $view_rank[$i][3]=  "<div class=center><a href='status.php?user_id=" . $row['user_id'] .                                                             "&jresult=4'>" . $row['solved'] . "</a>" ."</div>";
    $view_rank[$i][4]=  "<div class=center><a href='status.php?user_id=" . $row['user_id'] .                                                             "'>" . $row['submit'] . "</a>" ."</div>";

    if ($row['submit'] == 0)
        $view_rank[$i][5]= "0.000%";
    else
        $view_rank[$i][5]= sprintf ( "%.03lf%%", 100 * $row['solved'] / $row['submit'] );

//                      $i++;
}

if(!$OJ_MEMCACHE)
    mysql_free_result($result);

$sql = "SELECT count(1) as `mycount` FROM `users`";
//        $result = mysql_query ( $sql );
if($OJ_MEMCACHE){
// require("./include/memcache.php");
    $result = mysql_query_cache($sql);// or die("Error! ".mysql_error());
    if($result)
        $rows_cnt=count($result);
    else
        $rows_cnt=0;
}else{

    $result = mysql_query($sql);// or die("Error! ".mysql_error());
    if($result)
        $rows_cnt=mysql_num_rows($result);
    else
        $rows_cnt=0;
}
if($OJ_MEMCACHE)
    $row=$result[0];
else
    $row=mysql_fetch_array($result);
echo mysql_error ();
//$row = mysql_fetch_object ( $result );
$view_total=$row['mycount'];

//              mysql_free_result ( $result );

if(!$OJ_MEMCACHE)
    mysql_free_result($result);


/////////////////////////Template
require("template/".$OJ_TEMPLATE."/ranklist.php");
/////////////////////////Common foot
if(file_exists('./include/cache_end.php'))
require_once('./include/cache_end.php');
?>