S2OJ/web/app/libs/uoj-judger-lib.php

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<?php
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function authenticateJudger() {
if (!is_string($_POST['judger_name']) || !is_string($_POST['password'])) {
return false;
}
$judger = DB::selectFirst([
"select password from judger_info",
"where", [
"judger_name" => $_POST['judger_name'],
"enabled" => true,
"password" => $_POST['password']
]
]);
return $judger != null;
}
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function judgerCodeStr($code) {
switch ($code) {
case 0:
return "Accepted";
case 1:
return "Wrong Answer";
case 2:
return "Runtime Error";
case 3:
return "Memory Limit Exceeded";
case 4:
return "Time Limit Exceeded";
case 5:
return "Output Limit Exceeded";
case 6:
return "Dangerous Syscalls";
case 7:
return "Judgement Failed";
default:
return "No Comment";
}
}
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/**
* Better to use UOJProblemConf instead
*
* @return array|int
*/
function getUOJConf($file_name) {
$ret = UOJProblemConf::getFromFile($file_name);
if ($ret instanceof UOJProblemConf) {
return $ret->conf;
} else {
return $ret;
}
}
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/**
* Better to use UOJProblemConf instead
*/
function putUOJConf($file_name, $conf) {
(new UOJProblemConf($conf))->putToFile($file_name);
}
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/**
* Better to use UOJProblemConf instead
*/
function getUOJConfVal($conf, $key, $default_val) {
return (new UOJProblemConf($conf))->getVal($key, $default_val);
}
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function getUOJProblemInputFileName($problem_conf, $num) {
return getUOJConfVal($problem_conf, 'input_pre', '') . $num . '.' . getUOJConfVal($problem_conf, 'input_suf', 'in');
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}
function getUOJProblemOutputFileName($problem_conf, $num) {
return getUOJConfVal($problem_conf, 'output_pre', '') . $num . '.' . getUOJConfVal($problem_conf, 'output_suf', 'out');
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}
function getUOJProblemExtraInputFileName($problem_conf, $num) {
return 'ex_' . getUOJConfVal($problem_conf, 'input_pre', '') . $num . '.' . getUOJConfVal($problem_conf, 'input_suf', 'in');
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}
function getUOJProblemExtraOutputFileName($problem_conf, $num) {
return 'ex_' . getUOJConfVal($problem_conf, 'output_pre', '') . $num . '.' . getUOJConfVal($problem_conf, 'output_suf', 'out');
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}
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function updateBestACSubmissions($username, $problem_id) {
$update_best = function() use($username, $problem_id) {
$best = DB::selectFirst([
"select id, used_time, used_memory, tot_size from submissions",
"where", [
"submitter" => $username,
"problem_id" => $problem_id,
"score" => 100
], "order by used_time, used_memory, tot_size asc limit 1", DB::for_share()
]);
if ($best) {
$shortest = DB::selectFirst([
"select id, used_time, used_memory, tot_size from submissions",
"where", [
"submitter" => $username,
"problem_id" => $problem_id,
"score" => 100
], "order by tot_size, used_time, used_memory asc limit 1", DB::for_share()
]);
$keys = [
'submission_id', 'used_time', 'used_memory', 'tot_size',
'shortest_id', 'shortest_used_time', 'shortest_used_memory', 'shortest_tot_size'
];
$vals = [
$best['id'], $best['used_time'], $best['used_memory'], $best['tot_size'],
$shortest['id'], $shortest['used_time'], $shortest['used_memory'], $shortest['tot_size']
];
$fields_str = '(problem_id, submitter';
for ($i = 0; $i < count($keys); $i++) {
$fields_str .= ", {$keys[$i]}";
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}
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$fields_str .= ')';
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DB::insert([
"insert into best_ac_submissions",
$fields_str,
"values", DB::tuple(array_merge([$problem_id, $username], $vals)),
"on duplicate key update", array_combine($keys, $vals)
]);
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} else {
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DB::delete([
"delete from best_ac_submissions",
"where", [
"submitter" => $username,
"problem_id" => $problem_id
]
]);
}
};
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DB::transaction($update_best);
DB::update([
"update user_info",
"set", [
"ac_num" => DB::rawbracket([
"select count(*) from best_ac_submissions",
"where", ["submitter" => $username]
])
], "where", ["username" => $username]
]);
DB::update([
"update problems",
"set", [
"ac_num" => DB::rawbracket([
"select count(*) from submissions",
"where", [
"problem_id" => DB::raw("problems.id"),
"score" => 100
]
]),
"submit_num" => DB::rawbracket([
"select count(*) from submissions",
"where", [
"problem_id" => DB::raw("problems.id")
]
])
], "where", ["id" => $problem_id]
]);
}