baoshuo/S2OJ
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feat(problem/remote): add loj

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This commit is contained in:
Baoshuo Ren 2023-01-24 11:51:21 +08:00
parent dc32574585
commit af80a6831b
Signed by: baoshuo
GPG Key ID: 00CB9680AB29F51A
2 changed files with 94 additions and 3 deletions
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17
web/app/controllers/new_remote_problem.php
View File

@ -36,7 +36,15 @@ $new_remote_problem_form->addInput('remote_problem_id', [
$vdata['remote_problem_id'] = $id;
return '';
} elseif ($remote_oj === 'uoj') {
} else if ($remote_oj === 'uoj') {
if (!validateUInt($id)) {
return '不合法的题目 ID';
}
$vdata['remote_problem_id'] = $id;
return '';
} else if ($remote_oj === 'loj') {
if (!validateUInt($id)) {
return '不合法的题目 ID';
}
@ -123,8 +131,11 @@ $new_remote_problem_form->runAtServer();
<li>
<p>目前支持导入以下题库的题目作为远端评测题：</p>
<ul class="mb-3">
<li>Codeforces</li>
<li>Codeforces::Gym（题号前加 <code>GYM</code>）</li>
<li><a href="https://codeforces.com/problemset">Codeforces</a></li>
<li><a href="https://codeforces.com/gyms">Codeforces::Gym</a>（题号前加 <code>GYM</code>）</li>
<li><a href="https://atcoder.jp/contests/archive">AtCoder</a></li>
<li><a href="https://uoj.ac/problems">UniversalOJ</a></li>
<li><a href="https://loj.ac/p">LibreOJ</a></li>
</ul>
</li>
<li>在导入题目前请先搜索题库中是否已经存在相应题目，避免重复添加。</li>

80
web/app/models/UOJRemoteProblem.php
View File

@ -32,6 +32,12 @@ class UOJRemoteProblem {
],
'languages' => ['C', 'C++03', 'C++11', 'C++', 'C++17', 'C++20', 'Python3', 'Python2.7', 'Java8', 'Java11', 'Java17', 'Pascal'],
],
'loj' => [
'name' => 'LibreOJ',
'short_name' => 'LOJ',
'url' => 'https://loj.ac',
'languages' => ['C', 'C++03', 'C++11', 'C++', 'C++17', 'C++20', 'Python3', 'Python2.7', 'Java8', 'Java11', 'Java17', 'Pascal'],
],
];
static function getCodeforcesProblemUrl($id) {
@ -58,6 +64,10 @@ class UOJRemoteProblem {
return static::$providers['uoj']['url'] . '/problem/' . $id;
}
static function getLojProblemUrl($id) {
return static::$providers['loj']['url'] . '/p/' . $id;
}
static function getCodeforcesProblemBasicInfoFromHtml($id, $html) {
$remote_provider = static::$providers['codeforces'];
@ -332,6 +342,72 @@ class UOJRemoteProblem {
];
}
static function getLojProblemBasicInfo($id) {
$remote_provider = static::$providers['loj'];
$curl = new Curl();
$curl->setUserAgent('Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.0.0 Safari/537.36 S2OJ/3.1.0');
$curl->setHeader('Content-Type', 'application/json');
$res = retry_loop(function () use (&$curl, $id) {
$curl->post('https://api.loj.ac.cn/api/problem/getProblem', json_encode([
'displayId' => (int)$id,
'localizedContentsOfLocale' => 'zh_CN',
'samples' => true,
'judgeInfo' => true,
]));
if ($curl->error) {
return false;
}
return $curl->response;
});
if (!$res) return null;
// Convert stdClass to array
$res = json_decode(json_encode($res), true);
if (isset($res['error'])) return null;
$localized_contents = $res['localizedContentsOfLocale'];
$statement = '';
foreach ($localized_contents['contentSections'] as $section) {
$statement .= "\n###" . $section['sectionTitle'] . "\n\n";
if ($section['type'] === 'Text') {
$statement .= $section['text'] . "\n";
} else if ($section['type'] === 'Sample') {
// assert($res['samples'][$section['sampleId']]);
$display_sample_id = $section['sampleId'] + 1;
$sample = $res['samples'][$section['sampleId']];
$statement .= "\n#### 样例输入 #{$display_sample_id}\n\n";
$statement .= "\n```text\n{$sample['inputData']}\n```\n\n";
$statement .= "\n#### 样例输出 #{$display_sample_id}\n\n";
$statement .= "\n```text\n{$sample['outputData']}\n```\n\n";
if (trim($section['text'])) {
$statement .= "\n#### 样例解释 #{$display_sample_id}\n\n";
$statement .= $section['text'] . "\n";
}
} else {
// do nothing...
}
}
return [
'type' => 'html',
'title' => "【{$remote_provider['short_name']}{$id}】{$localized_contents['title']}",
'time_limit' => (float)$res['judgeInfo']['timeLimit'] / 1000.0,
'memory_limit' => $res['judgeInfo']['memoryLimit'],
'difficulty' => -1,
'statement' => HTML::purifier()->purify(HTML::parsedown()->text($statement)),
];
}
public static function getProblemRemoteUrl($oj, $id) {
if ($oj === 'codeforces') {
return static::getCodeforcesProblemUrl($id);
@ -339,6 +415,8 @@ class UOJRemoteProblem {
return static::getAtcoderProblemUrl($id);
} else if ($oj === 'uoj') {
return static::getUojProblemUrl($id);
} else if ($oj === 'loj') {
return static::getLojProblemUrl($id);
}
return null;
@ -352,6 +430,8 @@ class UOJRemoteProblem {
return static::getAtcoderProblemBasicInfo($id);
} else if ($oj === 'uoj') {
return static::getUojProblemBasicInfo($id);
} else if ($oj === 'loj') {
return static::getLojProblemBasicInfo($id);
}
return null;