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refactor(web/problem): Codeforces 风格的题目难度评价系统 (#21)
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Co-authored-by: Fengyu Xie <63272948+Ignotus0@users.noreply.github.com> Co-authored-by: Jiaxi Li <91811830+RevolutionBP@users.noreply.github.com> Co-authored-by: Wenkuo Yu <82705676+youwike@users.noreply.github.com> Co-authored-by: Haosen Li <91672298+Johnsonloy@users.noreply.github.com> Co-authored-by: Baoshuo Ren <47095648+renbaoshuo@users.noreply.github.com>
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@ -54,7 +54,7 @@ function getProblemTR($info) {
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)
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);
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}
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$html .= HTML::tag('td', [], UOJProblem::getDifficultyHTML($problem->info['difficulty']));
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$html .= HTML::tag('td', [], $problem->getDifficultyHTML());
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$html .= HTML::tag('td', [], ClickZans::getCntBlock($problem->info['zan']));
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$html .= HTML::tag_end('tr');
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return $html;
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@ -66,7 +66,7 @@ $header .= '<th>' . UOJLocale::get('problems::problem') . '</th>';
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if (isset($_COOKIE['show_submit_mode'])) {
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$header .= '<th class="text-center" style="width:125px;">' . UOJLocale::get('problems::ac ratio') . '</th>';
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}
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$header .= '<th class="text-center" style="width:8em;">' . UOJLocale::get('problems::difficulty') . '</th>';
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$header .= '<th class="text-center" style="width:4em;">' . UOJLocale::get('problems::difficulty') . '</th>';
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$header .= '<th class="text-center" style="width:50px;">' . UOJLocale::get('appraisal') . '</th>';
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$header .= '</tr>';
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@ -390,7 +390,7 @@ if (UOJContest::cur()) {
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</li>
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<li class="list-group-item d-flex justify-content-between align-items-center">
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<span>难度</span>
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<span><?= UOJProblem::getDifficultyHTML(UOJProblem::info('difficulty')) ?></span>
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<span><?= UOJProblem::cur()->getDifficultyHTML() ?></span>
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</li>
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<?php if (Auth::check()) : ?>
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<li class="list-group-item d-flex justify-content-between align-items-center">
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@ -553,29 +553,6 @@ $solution_view_type_form->handle = function () {
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};
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$solution_view_type_form->submit_button_config['class_str'] = 'btn btn-warning d-block w-100 mt-2';
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$difficulty_form = new UOJBs4Form('difficulty');
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$difficulty_form->addVInput(
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'difficulty',
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'text',
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'难度系数',
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$problem_extra_config['difficulty'],
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function ($str) {
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if (!is_numeric($str)) {
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return '难度系数必须是一个数字';
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}
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return '';
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},
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null
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);
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$difficulty_form->handle = function () {
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global $problem, $problem_extra_config;
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$config = $problem_extra_config;
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$config['difficulty'] = $_POST['difficulty'] + 0;
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$esc_config = DB::escape(json_encode($config));
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DB::query("update problems set extra_config = '$esc_config' where id = '{$problem['id']}'");
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};
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$difficulty_form->submit_button_config['class_str'] = 'btn btn-warning d-block w-100 mt-2';
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if ($problem['hackable']) {
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$test_std_form = new UOJBs4Form('test_std');
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$test_std_form->handle = function () use ($problem, $data_disp) {
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@ -643,7 +620,6 @@ if ($problem['hackable']) {
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$hackable_form->runAtServer();
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$view_type_form->runAtServer();
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$solution_view_type_form->runAtServer();
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$difficulty_form->runAtServer();
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$data_form->runAtServer();
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$clear_data_form->runAtServer();
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$rejudge_form->runAtServer();
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@ -803,13 +779,6 @@ $info_form->runAtServer();
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<div class="mt-2">
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<button type="button" class="btn d-block w-100 btn-primary" data-bs-toggle="modal" data-bs-target="#ProblemSettingsFileModal">试题配置</button>
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</div>
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<div class="mt-2">
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<button id="button-difficulty" type="button" class="btn d-block w-100 btn-primary" onclick="$('#div-difficulty').toggle('fast');">难度系数</button>
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<div class="mt-2" id="div-difficulty" style="display:none; padding-left:5px; padding-right:5px;">
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<?php $difficulty_form->printHTML(); ?>
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</div>
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</div>
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</div>
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</aside>
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@ -128,7 +128,7 @@ function getProblemTR($info) {
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)
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);
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}
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$html .= HTML::tag('td', [], UOJProblem::getDifficultyHTML($problem->info['difficulty']));
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$html .= HTML::tag('td', [], $problem->getDifficultyHTML());
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$html .= HTML::tag('td', [], ClickZans::getCntBlock($problem->info['zan']));
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$html .= HTML::tag_end('tr');
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return $html;
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@ -177,8 +177,12 @@ if (Auth::check() && isset($_GET['my'])) {
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$cond['problems.uploader'] = Auth::id();
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}
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if (isset($_GET['difficulty']) && $_GET['difficulty']) {
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$cond['problems.difficulty'] = $_GET['difficulty'];
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if (isset($_GET['min_difficulty']) && $_GET['min_difficulty']) {
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$cond[] = ['problems.difficulty', '>=', $_GET['min_difficulty']];
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}
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if (isset($_GET['max_difficulty']) && $_GET['max_difficulty']) {
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$cond[] = ['problems.difficulty', '<=', $_GET['max_difficulty']];
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}
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if (empty($cond)) {
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@ -191,7 +195,7 @@ $header .= '<th>' . UOJLocale::get('problems::problem') . '</th>';
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if (isset($_COOKIE['show_submit_mode'])) {
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$header .= '<th class="text-center" style="width:125px;">' . UOJLocale::get('problems::ac ratio') . '</th>';
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}
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$header .= '<th class="text-center" style="width:8em;">' . UOJLocale::get('problems::difficulty') . '</th>';
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$header .= '<th class="text-center" style="width:4em;">' . UOJLocale::get('problems::difficulty') . '</th>';
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$header .= '<th class="text-center" style="width:50px;">' . UOJLocale::get('appraisal') . '</th>';
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$header .= '</tr>';
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@ -247,8 +251,7 @@ $pag = new Paginator([
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<div class="row">
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<!-- left col -->
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<div class="col-lg-9">
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<div class="col-md-9">
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<!-- title -->
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<div class="d-flex justify-content-between">
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<h1>
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@ -335,8 +338,7 @@ $pag = new Paginator([
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<!-- end left col -->
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<!-- right col -->
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<aside class="col-lg-3 mt-3 mt-lg-0">
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<aside class="col-md-3 mt-3 mt-md-0">
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<!-- search bar -->
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<form method="get" class="mb-3" id="form-problem_search">
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<div class="input-group mb-3">
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@ -363,15 +365,20 @@ $pag = new Paginator([
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</div>
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<?php endif ?>
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</div>
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<div class="row mt-3">
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<label class="col-sm-3 col-form-label" for="input-difficulty">难度</label>
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<div class="col-sm-9">
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<select id="input-difficulty" name="difficulty" class="form-select">
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<option value="">全部</option>
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<?php foreach (UOJProblem::$difficulty as $opt_name => $opt_value) : ?>
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<?= HTML::option($opt_name, $opt_value, $opt_name == $_GET['difficulty']) ?>
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<?php endforeach ?>
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</select>
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<div class="card mt-3">
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<div class="card-header fw-bold">
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题目难度
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</div>
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<div class="card-body">
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<div class="input-group input-group-sm">
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<input type="text" class="form-control" name="min_difficulty" id="input-min_difficulty" maxlength="4" style="width:4em" placeholder="800" value="<?= HTML::escape($_GET['min_difficulty']) ?>" autocomplete="off" />
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<span class="input-group-text">~</span>
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<input type="text" class="form-control" name="max_difficulty" id="input-max_difficulty" maxlength="4" style="width:4em" placeholder="3500" value="<?= HTML::escape($_GET['max_difficulty']) ?>" autocomplete="off" />
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<button type="submit" class="btn btn-outline-secondary">
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<i class="bi bi-funnel"></i>
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</button>
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</div>
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</div>
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</div>
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</form>
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@ -253,7 +253,7 @@ $pag = new Paginator($pag_config);
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</li>
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<li class="list-group-item d-flex justify-content-between align-items-center">
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<span>难度</span>
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<span><?= UOJProblem::getDifficultyHTML(UOJProblem::info('difficulty')) ?></span>
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<span><?= UOJProblem::cur()->getDifficultyHTML() ?></span>
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</li>
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<?php if (Auth::check()) : ?>
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<li class="list-group-item d-flex justify-content-between align-items-center">
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@ -65,7 +65,7 @@ $problem_editor->runAtServer();
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$difficulty_form = new UOJForm('difficulty');
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$difficulty_form->addSelect('difficulty', [
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'options' => UOJProblem::$difficulty,
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'options' => array_combine(UOJProblem::$difficulty, UOJProblem::$difficulty),
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'default_value' => UOJProblem::info('difficulty'),
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]);
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$difficulty_form->handle = function () {
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@ -325,7 +325,7 @@ $submissions_sort_by_choice = !isset($_COOKIE['submissions-sort-by-code-length']
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</li>
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<li class="list-group-item d-flex justify-content-between align-items-center">
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<span>难度</span>
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<span><?= UOJProblem::getDifficultyHTML(UOJProblem::info('difficulty')) ?></span>
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<span><?= UOJProblem::cur()->getDifficultyHTML() ?></span>
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</li>
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<?php if (Auth::check()) : ?>
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<li class="list-group-item d-flex justify-content-between align-items-center">
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@ -9,25 +9,45 @@ class UOJProblem {
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use UOJArticleTrait;
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public static array $difficulty = [
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-1 => '暂无评定',
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1 => '入门',
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2 => '普及-',
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3 => '普及/提高-',
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4 => '普及+/提高',
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6 => '提高+/省选-',
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8 => '省选/NOI-',
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10 => 'NOI/NOI+/CTSC',
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800,
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1000,
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1200,
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1400,
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1600,
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1800,
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1900,
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2000,
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2100,
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2200,
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2300,
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2400,
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2500,
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2700,
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2900,
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3100,
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3300,
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3500,
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];
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public static array $difficulty_color = [
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-1 => '#bfbfbf',
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1 => '#fe4c61',
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2 => '#f39c11',
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3 => '#ffc116',
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4 => '#52c41a',
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6 => '#3498db',
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8 => '#9d3dcf',
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10 => '#0e1d69',
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800 => '#008000',
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1000 => '#008000',
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1200 => '#00c0c0',
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1400 => '#00c0c0',
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1600 => '#0000ff',
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1800 => '#0000ff',
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1900 => '#0000ff',
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2000 => '#c0c000',
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2100 => '#c0c000',
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2200 => '#c0c000',
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2300 => '#c0c000',
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2400 => '#ff8000',
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2500 => '#ff8000',
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2700 => '#ff8000',
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2900 => '#ff0000',
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3100 => '#ff0000',
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3300 => '#aa0000',
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3500 => '#aa0000',
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];
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public static function query($id) {
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@ -78,14 +98,6 @@ class UOJProblem {
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return isSuperUser($user) || UOJUser::checkPermission($user, 'problems.create');
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}
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public static function getDifficultyHTML($difficulty = -1) {
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$difficulty = (int)$difficulty;
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$difficulty_text = self::$difficulty[$difficulty] ?: self::$difficulty[-1];
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$difficulty_color = self::$difficulty_color[$difficulty] ?: self::$difficulty_color[-1];
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return HTML::tag('span', ['class' => 'uoj-difficulty', 'style' => "color: $difficulty_color"], $difficulty_text);
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}
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public function __construct($info) {
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$this->info = $info;
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}
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@ -128,6 +140,14 @@ class UOJProblem {
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return UOJUser::getLink($this->info['uploader'] ?: "root");
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}
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public function getDifficultyHTML() {
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$difficulty = (int)$this->info['difficulty'];
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$difficulty_text = in_array($difficulty, static::$difficulty) ? $difficulty : '-';
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$difficulty_color = in_array($difficulty, static::$difficulty) ? static::$difficulty_color[$difficulty] : '#7e7e7e';
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return HTML::tag('span', ['class' => 'uoj-difficulty', 'style' => "color: $difficulty_color"], $difficulty_text);
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}
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public function findInContests() {
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$res = DB::selectAll([
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"select contest_id from contests_problems",
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43
web/app/upgrade/21_problem_difficulty/upgrade.php
Normal file
43
web/app/upgrade/21_problem_difficulty/upgrade.php
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@ -0,0 +1,43 @@
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<?php
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return function ($type) {
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if ($type == 'up') {
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DB::init();
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$problems = DB::selectAll("select * from problems");
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foreach ($problems as $info) {
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$problem = new UOJProblem($info);
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$difficulty = -1;
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$extra_config = $problem->getExtraConfig();
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if (isset($extra_config['difficulty'])) {
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$old_difficulty = (float)$extra_config['difficulty'];
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$difficulty = (int)(3.0 * $old_difficulty + 5) * 100;
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$difficulty = (function ($search, $arr) {
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$closest = null;
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foreach ($arr as $item) {
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if ($closest === null || abs($search - $closest) > abs($item - $search)) {
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$closest = $item;
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}
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}
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return $closest;
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})($difficulty, UOJProblem::$difficulty);
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}
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DB::update([
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"update problems",
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"set", [
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"difficulty" => $difficulty,
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],
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"where", [
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"id" => $problem->info['id'],
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]
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]);
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echo "Problem: {$problem->info['id']} ({$difficulty})\n";
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}
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}
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};
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