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<?php
require_once('common.inc.php');
require_once('user.inc.php');
require_once('problem.inc.php');
const SUBMIT_COUNT_MAX = 100;
const SUBMIT_SLEEP_TIME = 2;
const SUBMIT_WAIT_MAX = 10;
class status
{
public static function get_submit($sqlc, $filter, $sort, $count, $last_update, $admin)
{
//get submit from submit table.
//return an array with every entry an object of submission.
$condstr = '';
$ordstr = '';
if($admin != true)
{
$uid = $_COOKIE['uid'];
if(!sec_is_login())
$uid = 0;
$condstr = $condstr.'("problem"."admin_uid"='.intval($uid).' OR "problem"."hidden"=\'f\') AND ';
}
if($last_update != null)
{
$condstr = $condstr.'"last_update">\''.pg_escape_string($last_update).'\' AND ';
}
if($filter->userid != null)
{
$condstr = $condstr.'"uid"='.pg_escape_string($filter->userid).' AND ';
}
if($filter->result != null)
{
$condstr = $condstr.'"result"='.pg_escape_string($filter->result).' AND ';
}
if($filter->proid != null)
{
$condstr = $condstr.'"proid"='.pg_escape_string($filter->proid).' AND ';
}
if($filter->lang != null)
{
$condstr = $condstr.'"lang"='.pg_escape_string($filter->lang).' AND ';
}
if($sort->score != null)
{
$relstr = $sort->score[0]==0 ? '<=' : '>=';
$condstr = $condstr.'"score"'.$relstr.pg_escape_string($sort->score[1]).' AND ';
$ordstr = $ordstr.'"score" '.($sort->score[0]==0 ? 'DESC' : 'ASC').' ,';
}
if($sort->runtime != null)
{
$relstr = $sort->runtime[0]==0 ? '<=' : '>=';
$condstr = $condstr.'"runtime"'.$relstr.pg_escape_string($sort->runtime[1]).' AND ';
$ordstr = $ordstr.'"runtime" '.($sort->runtime[0]==0 ? 'DESC' : 'ASC').' ,';
}
if($sort->maxmem != null)
{
$relstr = $sort->maxmem[0]==0 ? '<=' : '>=';
$condstr = $condstr.'"memory"'.$relstr.pg_escape_string($sort->maxmem[1]).' AND ';
$ordstr = $ordstr.'"memory" '.($sort->maxmem[0]==0 ? 'DESC' : 'ASC').' ,';
}
if($sort->subid != null)
{
$relstr = $sort->subid[0]==0 ? '<' : '>';
$condstr = $condstr.'"subid"'.$relstr.pg_escape_string($sort->subid[1]);
$ordstr = $ordstr.'"subid" '.($sort->subid[0]==0 ? 'DESC' : 'ASC');
}
$sqlstr = 'SELECT "submit".*, "user"."nickname", "problem"."proname" FROM ("submit" INNER JOIN "user" ON "submit"."uid"="user"."uid") INNER JOIN "problem" ON "submit"."proid"="problem"."proid" WHERE '.$condstr.' ORDER BY '.$ordstr.' LIMIT '.pg_escape_string($count).';';
//echo($sqlstr.'<br>');
$sqlr = pg_query($sqlc, $sqlstr);
//return pg_fetch_object($sqlr);
$ret = array();
while($obj = pg_fetch_object($sqlr))
{
$obj->subid = intval($obj->subid);
$obj->uid = intval($obj->uid);
$obj->proid = intval($obj->proid);
$obj->result = intval($obj->result);
$obj->runtime = intval($obj->runtime);
$obj->memory = intval($obj->memory);
$obj->score = intval($obj->score);
$obj->lang = intval($obj->lang);
array_push($ret, $obj);
}
return $ret;
}
public static function get_by_subid($sqlc, $subid)
{
//get submit information by subid.
//return submit information.
$sqlstr = 'SELECT "submit".*, "mod"."smodname" FROM ("submit" INNER JOIN "problem" ON "submit"."proid"="problem"."proid") INNER JOIN "mod" ON "problem"."modid"="mod"."modid" WHERE "subid"=$1;';
$sqlarr = array($subid);
$sqlr = pg_query_params($sqlstr, $sqlarr);
$ret = pg_fetch_object($sqlr);
if(!$ret)
die('Eno_such_subid');
$ret->subid = intval($ret->subid);
$ret->proid = intval($ret->proid);
$ret->uid = intval($ret->uid);
$ret->result = intval($ret->result);
$ret->memory = intval($ret->memory);
$ret->score = intval($ret->score);
$ret->lang = intval($ret->lang);
$ret->nickname = user::get_nickname($sqlc, $ret->uid);
return $ret;
}
public static function subid_is_available($sqlc, $subid)
{
//decide whether subid is visible or not.
//Return true if OK, false if permission denied or failed.
$sub = status::get_by_subid($sqlc, $subid);
if(!$sub)
return false;
$ret = problem::is_available($sqlc, $sub->proid);
if(!$ret)
return false;
return true;
}
public static function get_submit_data($subid)
{
//get submit data files
//if nothing return false
$ret = array();
$path = '../center/submit/'.(floor($subid/1000)*1000).'/'.$subid.'/data';
$dir_it = new RecursiveDirectoryIterator($path);
$it = new RecursiveIteratorIterator($dir_it, RecursiveIteratorIterator::SELF_FIRST);
foreach($it as $file)
{
if($file->isFile())
{
$obj = new stdClass();
$obj->filename = $file->getPathname();
$obj->content = file_get_contents($obj->filename);
for($i = 0; $i < 6; $i++)
{
$pos = strpos($obj->filename, '/');
$obj->filename = substr($obj->filename, $pos+1);
}
array_push($ret, $obj);
}
}
return $ret;
}
}
?>
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