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<?php
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requirePHPLib('form');
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if (!validateUInt($_GET['id']) || !($problem = queryProblemBrief($_GET['id']))) {
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become404Page();
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}
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if (!hasProblemPermission($myUser, $problem)) {
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become403Page();
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}
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$managers_form = newAddDelCmdForm('managers',
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function($username) {
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if (!validateUsername($username) || !queryUser($username)) {
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return "不存在名为{$username}的用户";
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}
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return '';
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},
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function($type, $username) {
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global $problem;
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if ($type == '+') {
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DB::query("insert into problems_permissions (problem_id, username) values (${problem['id']}, '$username')");
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} elseif ($type == '-') {
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DB::query("delete from problems_permissions where problem_id = ${problem['id']} and username = '$username'");
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}
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}
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);
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$managers_form->runAtServer();
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?>
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<?php echoUOJPageHeader(HTML::stripTags($problem['title']) . ' - 管理者 - 题目管理') ?>
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<h1 class="page-header" align="center">#<?=$problem['id']?> : <?=$problem['title']?> 管理</h1>
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<ul class="nav nav-tabs" role="tablist">
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<li class="nav-item"><a class="nav-link" href="/problem/<?= $problem['id'] ?>/manage/statement" role="tab">编辑</a></li>
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<li class="nav-item"><a class="nav-link active" href="/problem/<?= $problem['id'] ?>/manage/managers" role="tab">管理者</a></li>
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<li class="nav-item"><a class="nav-link" href="/problem/<?= $problem['id'] ?>/manage/data" role="tab">数据</a></li>
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<li class="nav-item"><a class="nav-link" href="/problem/<?=$problem['id']?>" role="tab">返回</a></li>
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</ul>
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<table class="table table-hover">
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<thead>
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<tr>
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<th>#</th>
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<th>用户名</th>
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</tr>
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</thead>
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<tbody>
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<?php
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$row_id = 0;
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$result = DB::query("select username from problems_permissions where problem_id = ${problem['id']}");
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while ($row = DB::fetch($result, MYSQLI_ASSOC)) {
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$row_id++;
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echo '<tr>', '<td>', $row_id, '</td>', '<td>', getUserLink($row['username']), '</td>', '</tr>';
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}
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?>
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</tbody>
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</table>
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<p class="text-center">命令格式：命令一行一个，+mike表示把mike加入管理者，-mike表示把mike从管理者中移除</p>
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<?php $managers_form->printHTML(); ?>
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<?php echoUOJPageFooter() ?>
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