feat: assignments

db/app_uoj233.sql

@@ -436,6 +436,22 @@ CREATE TABLE `groups_users` (
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
 /*!40101 SET character_set_client = @saved_cs_client */;
 
+--
+-- Table structure for table `assignments`
+--
+
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!40101 SET character_set_client = utf8mb4 */;
+CREATE TABLE `assignments` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `list_id` int(11) NOT NULL,
+  `group_id` int(11) NOT NULL,
+  `create_time` datetime NOT NULL,
+  `deadline` datetime NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
 --
 -- Table structure for table `hacks`
 --

web/app/controllers/assignment.php

@@ -0,0 +1,97 @@
+<?php
+	if (!Auth::check()) {
+		become403Page(UOJLocale::get('need login'));
+	}
+
+	if (!isNormalUser($myUser)) {
+		become403Page();
+	}
+
+	requirePHPLib('form');
+
+	$assignment_id = $_GET['id'];
+	$assignment = queryAssignment($assignment_id);
+
+	if (!$assignment) {
+		become404Page();
+	}
+
+	$group = queryGroup($assignment['group_id']);
+	$list = queryProblemList($assignment['list_id']);
+	?>
+
+<?php echoUOJPageHeader(UOJLocale::get('assignments')) ?>
+
+<h2 style="margin-top: 24px">作业详细信息</h2>
+
+<div class="row">
+	<div class="col-sm-12 mt-4">
+		<h5>作业信息</h5>
+		<ul>
+			<li><b>小组</b>：<a href="/group/<?= $group['id'] ?>"><?= $group['title'] ?></a></li>
+			<li><b>题单</b>：<a href="/problem_list/<?= $list['id'] ?>"><?= $list['title'] ?></a></li>
+			<li><b>创建时间</b>：<?= $assignment['create_time'] ?></li>
+			<li><b>截止时间</b>：<?= $assignment['deadline'] ?></li>
+		</ul>
+	</div>
+</div>
+
+<div class="row">
+	<div class="col-sm-12 mt-4">
+		<h5>完成状况</h5>
+
+<?php
+		$query = DB::query("select problem_id from lists_problems where list_id = {$list['id']}");
+	$problem_ids = [];
+	while ($row = DB::fetch($query)) {
+		$problem_ids[] = $row['problem_id'];
+	}
+
+	$query = DB::query("select a.username as username, c.problem_id as problem_id from user_info a inner join groups_users b on a.username = b.username and b.group_id = {$group['id']} inner join best_ac_submissions c on a.username = c.submitter inner join lists_problems d on c.problem_id = d.problem_id and d.list_id = {$list['id']}");
+	$finished = [];
+	while ($row = DB::fetch($query)) {
+		$username = $row['username'];
+		$problem_id = $row['problem_id'];
+
+		if (!isset($finished[$username])) {
+			$finished[$username] = [];
+		}
+		$finished[$username][$problem_id] = 1;
+	}
+
+	$header_row = '';
+	$header_row .= '<tr>';
+	$header_row .= '<th style="width: 14em;">'.UOJLocale::get('username').'</th>';
+	foreach ($problem_ids as $problem_id) {
+		$header_row .= '<th style="width: 2em;">' . "<a href=\"/problem/{$problem_id}\">#{$problem_id}</a>" . '</th>';
+	}
+	$header_row .= '</tr>';
+
+	$print_row = function($row) use ($problem_ids, $finished) {
+		$username = $row['username'];
+
+		echo '<tr>';
+		echo '<td>' . getUserLink($username) . '</td>';
+		foreach ($problem_ids as $problem_id) {
+			if (!isset($finished[$username]) || !isset($finished[$username][$problem_id])) {
+				echo '<td class="failed"><i class="fa fa-times"></i></td>';
+			} else {
+				echo '<td class="success"><i class="fa fa-check"></i></td>';
+			}
+		}
+		echo '</tr>';
+	};
+
+	$from = "user_info a inner join groups_users b on (b.group_id = {$group['id']} and a.username = b.username)";
+	$col_names = array('a.username as username');
+	$cond = "1";
+	$tail = "order by a.username asc";
+	$config = array('page_len' => 100);
+
+	echoLongTable($col_names, $from, $cond, $tail, $header_row, $print_row, $config);
+	?>
+
+	</div>
+</div>
+
+<?php echoUOJPageFooter() ?>

web/app/controllers/contest_inside.php

@@ -325,7 +325,7 @@
 					}
 				}
 
-				if (isset($_POST['self_review_update__overall'])){
+				if (isset($_POST['self_review_update__overall'])) {
 					$esc_content = DB::escape($_POST['self_review_update__overall']);
 					DB::query("replace into contests_reviews (contest_id, problem_id, poster, content) values ({$contest['id']}, -1, '{$myUser['username']}', '$esc_content')");
 				}

web/app/controllers/group.php

@@ -96,6 +96,86 @@
 			DB::query("delete from groups_users where username='{$username}' and group_id={$group_id}");
 		};
 		$delete_user_form->runAtServer();
+
+		$add_new_assignment_form = new UOJForm('add_new_assignment');
+		$add_new_assignment_form->addInput('new_assignment_list_id', 'text', '题单 ID', '', 
+			function ($x) {
+				global $group_id;
+
+				if (!validateUInt($x)) {
+					return '题单 ID 不合法';
+				}
+				$list = queryProblemList($x);
+				if (!$list) {
+					return '题单不存在';
+				}
+				if ($list['is_hidden'] != 0) {
+					return '题单是隐藏的';
+				}
+
+				if (queryAssignmentByGroupListID($group_id, $x)) {
+					return '该题单已经在作业中';
+				}
+
+				return '';
+			},
+			null
+		);
+
+		$default_ddl = new DateTime();
+		$default_ddl->setTime(17, 0, 0);
+		$default_ddl->add(new DateInterval("P7D"));
+
+		$add_new_assignment_form->addInput('new_assignment_deadline', 'text', '截止时间', $default_ddl->format('Y-m-d H:i'), 
+			function ($x) {
+				$ddl = DateTime::createFromFormat('Y-m-d H:i', $x);
+				if (!$ddl) {
+					return '截止时间格式不正确，请以类似 "2020-10-1 17:00" 的格式输入';
+				}
+
+				return '';
+			},
+			null
+		);
+
+		$add_new_assignment_form->submit_button_config['align'] = 'compressed';
+		$add_new_assignment_form->submit_button_config['text'] = '添加作业';
+		$add_new_assignment_form->handle = function() {
+			global $group_id, $myUser;
+			$list_id = $_POST['new_assignment_list_id'];
+			$ddl = DateTime::createFromFormat('Y-m-d H:i', $_POST['new_assignment_deadline']);
+			$ddl_str = $ddl->format('Y-m-d H:i:s');
+
+			DB::insert("insert into assignments (group_id, list_id, create_time, deadline) values ({$group_id}, '{$list_id}', now(), '{$ddl_str}')");
+		};
+		$add_new_assignment_form->runAtServer();
+
+		$remove_assignment_form = new UOJForm('remove_assignment');
+		$remove_assignment_form->addInput('remove_assignment_list_id', 'text', '题单 ID', '', 
+			function ($x) {
+				global $group_id;
+
+				if (!validateUInt($x)) {
+					return '题单 ID 不合法';
+				}
+				if (!queryAssignmentByGroupListID($group_id, $x)) {
+					return '该题单不在作业中';
+				}
+
+				return '';
+			},
+			null
+		);
+
+		$remove_assignment_form->submit_button_config['align'] = 'compressed';
+		$remove_assignment_form->submit_button_config['text'] = '删除作业';
+		$remove_assignment_form->handle = function() {
+			global $group_id, $myUser;
+			$list_id = $_POST['remove_assignment_list_id'];
+
+			DB::query("delete from assignments where list_id='{$list_id}' and group_id={$group_id}");
+		};
+		$remove_assignment_form->runAtServer();
 	}
 	?>
 
@@ -118,8 +198,47 @@
 		echo '<time class="time">(', $ac['submit_time'], ')</time>';
 		echo '</li>';
 	}
-	if (!$current_ac) {
-		echo '(无)';
+	if (count($current_ac) == 0) {
+		echo '暂无最新动态';
+	}
+	?>
+		</ul>
+	</div>
+</div>
+
+<div class="row">
+	<div class="col-sm-12 mt-4">
+		<h5><?= UOJLocale::get('assignments') ?></h5>
+		<ul>
+		<?php
+			$assignments = queryGroupActiveAssignments($group['id']);
+	foreach ($assignments as $ass) {
+		$ddl = DateTime::createFromFormat('Y-m-d H:i:s', $ass['deadline']);
+		$create_time = DateTime::createFromFormat('Y-m-d H:i:s', $ass['create_time']);
+		$now = new DateTime();
+
+		if ($now->getTimestamp() - $ddl->getTimestamp() > 604800) {
+			continue;
+		}  // 7d
+
+		echo '<li>';
+		echo "<a href=\"/problem_list/{$ass['list_id']}\">{$ass['title']} (题单 #{$ass['list_id']})</a>";
+
+		if ($ddl < $now) {
+			echo '<sup style="color:red">&nbsp;overdue</sup>';
+		} elseif ($ddl->getTimestamp() - $now->getTimestamp() < 86400) {  // 1d
+			echo '<sup style="color:red">&nbsp;soon</sup>';
+		} elseif ($now->getTimestamp() - $create_time->getTimestamp() < 86400) {  // 1d
+			echo '<sup style="color:red">&nbsp;new</sup>';
+		}
+
+		$ddl_str = $ddl->format('Y-m-d H:i');
+		echo " (截止时间: {$ddl_str}，<a href=\"/assignment/{$ass['id']}\">查看完成情况</a>)";
+		echo '</li>';
+	}
+
+	if (count($assignments) == 0) {
+		echo '<p>暂无作业</p>';
 	}
 	?>
 		</ul>
@@ -144,6 +263,12 @@
 
 <h5>从小组中删除用户</h5>
 <?php $delete_user_form->printHTML(); ?>
+
+<h5>为小组添加作业</h5>
+<?php $add_new_assignment_form->printHTML(); ?>
+
+<h5>删除小组的作业</h5>
+<?php $remove_assignment_form->printHTML(); ?>
 <?php endif ?>
 
 <?php echoUOJPageFooter() ?>

web/app/libs/uoj-query-lib.php

@@ -121,6 +121,16 @@ function queryGroupmateCurrentAC($username) {
 function queryGroupCurrentAC($group_id) {
 	return DB::selectAll("select a.problem_id as problem_id, a.submitter as submitter, a.submission_id as submission_id, b.submit_time as submit_time, d.title as problem_title, b.submit_time as submit_time, e.realname as realname from best_ac_submissions a inner join submissions b on (a.submission_id = b.id) inner join groups_users c on (a.submitter = c.username and c.group_id = $group_id) inner join problems d on (a.problem_id = d.id and d.is_hidden = 0) inner join user_info e on (a.submitter = e.username) where b.submit_time > addtime(now(), '-360:00:00') order by b.submit_time desc limit 10", MYSQLI_ASSOC);
 }
+function queryGroupActiveAssignments($group_id) {
+	return DB::selectAll("select a.id as id, a.list_id as list_id, a.create_time as create_time, a.deadline as deadline, b.title from assignments a left join lists b on a.list_id = b.id where a.group_id = $group_id and a.deadline > addtime(now(), '-360:00:00') order by a.deadline asc", MYSQLI_ASSOC);
+}
+
+function queryAssignment($id) {
+	return DB::selectFirst("select * from assignments where id = $id", MYSQLI_ASSOC);
+}
+function queryAssignmentByGroupListID($group_id, $list_id) {
+	return DB::selectFirst("select * from assignments where list_id='$list_id' and group_id='$group_id'", MYSQLI_ASSOC);
+}
 
 function queryZanVal($id, $type, $user) {
 	if ($user == null) {

web/app/locale/basic/en.php

@@ -28,6 +28,7 @@ return [
 	'help' => 'Help',
 	'search' => 'Search',
 	'news' => 'News',
+	'assignments' => 'Assignments',
 	'username' => 'Username',
 	'password' => 'Password',
 	'new password' => 'New password',

web/app/locale/basic/zh-cn.php

@@ -28,6 +28,7 @@ return [
 	'help' => '帮助',
 	'search' => '搜索',
 	'news' => '最新动态',
+	'assignments' => '作业',
 	'username' => '用户名',
 	'password' => '密码',
 	'new password' => '新密码',

web/app/route.php

@@ -45,6 +45,8 @@ Route::group([
 
 		Route::any('/groups', '/groups.php');
 		Route::any('/group/{id}', '/group.php');
+
+		Route::any('/assignment/{id}', '/assignment.php');
 		
 		Route::any('/blogs', '/blogs.php');
 		if (UOJConfig::$data['switch']['blog-domain-mode'] != 3) {

web/css/uoj-theme.css

@@ -447,3 +447,10 @@ form.uoj-form-compressed button {
 	position: relative;
 	top: -6px;
 }
+
+td.success {
+	background-color: #99FF99;
+}
+td.failed {
+	background-color: #FF9999;
+}