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Problem.php
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Problem.php
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<!DOCTYPE html>
<html lang="zh-cn">
<?php require_once('Php/HTML_Head.php') ?>
<?php
//定义常量，一页中最大显示数量
define("MaxRankNum", 20);
//定义常量，一页中最多显示按钮数量(奇数)
define("MaxButtonNum", 5);
//获取当前页数
$iPage = 1;
if (array_key_exists('Page', $_GET)) {
$iPage = intval($_GET['Page']);
}
$iPage = floor($iPage);
$AddSql = '';
if (isset($_GET['Search'])) {
$SearchText = htmlspecialchars(addslashes(trim($_GET['Search'])));
if (is_numeric($SearchText)) {
$iMaybeProblemID = intval($SearchText);
$sql = "SELECT `proNum` FROM `oj_problem` WHERE `proNum`=" . $iMaybeProblemID . " LIMIT 1";
$result = oj_mysql_query($sql);
$data = oj_mysql_fetch_array($result);
if (isset($data['proNum'])) {
header('Location: /Question.php?Problem=' . $iMaybeProblemID);
die();
}
}
if (can_edit_problem()) {
$AddSql .= " WHERE `Name` like '%" . $SearchText . "%'";
} else {
$AddSql .= " AND `Name` like '%" . $SearchText . "%'";
}
}
//获取题目数量
$sql = "SELECT count(*) as `value` FROM `oj_problem` WHERE `Show`=1" . $AddSql;
if (can_edit_problem()) {
$sql = "SELECT count(*) as `value` FROM `oj_problem`" . $AddSql;
}
$rs = oj_mysql_query($sql);
$ProCount = oj_mysql_fetch_array($rs);
$clength = $ProCount['value'];
//计算总页数
$AllPage = $clength / MaxRankNum;
//计算上一页的页数
$LastPage = ($iPage - 1 <= 0) ? 1 : ($iPage - 1);
//计算下一页的页数
$NextPage = $iPage * MaxRankNum < $clength ? $iPage + 1 : $iPage;
//最小页数
$MinPage = 1;
$iPage = $iPage >= $MinPage ? $iPage : 1;
//最大页数
$MaxPage = ceil(($clength * 1.0) / MaxRankNum);
$iPage = $iPage <= $MaxPage ? $iPage : $MaxPage;
//根据页数计算显示第一个的排名
$Rank = ($iPage - 1) * MaxRankNum;
//开始显示的按钮数字
$StaButNum;
//至结束显示的按钮数字
$EndButNum;
//如果最大页数小于等于一页中最多显示按钮数量
if ($MaxPage <= MaxButtonNum) {
$StaButNum = 1;
$EndButNum = $MaxPage;
} else {
//将当前页的数字当作中间的按钮
$iCenBuNum = $iPage;
//开始显示的按钮数字为 最多显示按钮数量/2
$StaButNum = $iCenBuNum - floor(MaxButtonNum / 2);
//至结束显示的按钮的数字为 最多显示按钮数量/2
$EndButNum = $iCenBuNum + floor(MaxButtonNum / 2);
//如果开始显示的数字<=0，说明不能把当前页的数字当作中间的按钮
if ($StaButNum <= 0) {
//将至结束显示的按钮的数字调整
$EndButNum -= $StaButNum - 1;
//开始显示的数字显示为1
$StaButNum -= $StaButNum - 1;
}
//如果结束显示的数字>最多显示按钮数量，说明不能把当前页的数字当作中间的按钮
if ($EndButNum > $MaxPage) {
//调整开始按钮的值
$StaButNum -= ($EndButNum - $MaxPage);
//结束显示的数字显示为最大值
$EndButNum = $MaxPage;
}
}
$LimitShowSql = " ORDER BY `proNum` DESC LIMIT " . ($iPage - 1) * MaxRankNum . ", " . MaxRankNum;
$sql = "SELECT `Name`,`proNum`,`CreateTime`,`Show` FROM `oj_problem` WHERE `Show`=1";
if (can_edit_problem()) {
$sql = "SELECT `Name`,`proNum`,`CreateTime`,`Show` FROM `oj_problem`";
}
if (isset($SearchText)) {
if (can_edit_problem()) {
$sql .= " WHERE `Name` like '%" . $SearchText . "%'";
} else {
$sql .= " AND `Name` like '%" . $SearchText . "%'";
}
}
$sql .= $LimitShowSql;
$result = oj_mysql_query($sql);
$AllProblem = array();
while ($result && $row = oj_mysql_fetch_array($result)) {
$AllProblem[] = array(
"Name" => $row['Name'],
"proNum" => $row['proNum'],
"CreateTime" => $row['CreateTime'],
"Show" => $row['Show']
);
}
//$arr1 = array_map(create_function('$n', 'return $n["proNum"];'), $AllProblem);
//array_multisort($arr1, SORT_DESC, $AllProblem);
?>
<body>
<?php require_once('Php/Page_Header.php') ?>
<?php
if (can_edit_problem()) {
?>
<script>
function changeStatus(problemID) {
$.get("/Php/ProblemStatus.php?Problem=" + problemID, function(msg) {
var obj = eval('(' + msg + ')');
if (obj.status === 0) {
location.reload();
}
});
}
</script>
<?php
}
?>
<div class="container">
<ul class="pagination">
<li><a href=<?php echo '"Problem.php?Page=' . ($MinPage) . '"' ?>>«</a></li>
<li><a href=<?php echo '"Problem.php?Page=' . ($LastPage) . '"' ?>><</a></li>
<?php
for ($i = $StaButNum; $i <= $EndButNum; $i++) {
if ($i == $iPage)
echo '<li class="active"><a href="Problem.php?Page=' . $i . '">' . $i . '</a></li>';
else
echo '<li><a href="Problem.php?Page=' . $i . '">' . $i . '</a></li>';
}
?>
<li><a href=<?php echo '"Problem.php?Page=' . ($NextPage) . '"' ?>>></a></li>
<li><a href=<?php echo '"Problem.php?Page=' . ($MaxPage) . '"' ?>>»</a></li>
</ul>
<table class="float-right" style="margin:20px 0 20px 0;width:300px">
<tr>
<?php
if (can_edit_problem()) {
echo '<td><a class="btn btn-default" href="/NewProblem.php">新建</a><td>';
}
?>
<td>
<div class="input-group">
<input id="discuzproblem" data-enter="#goSeachProblem" type="text" class="form-control" placeholder="请输入题号或关键字" value=<?php echo (isset($SearchText) ? '"' . $SearchText . '"' : '""') ?>>
<span class="input-group-btn">
<button id="goSeachProblem" class="btn btn-default" type="button">查找</button>
</span>
</div>
</td>
</tr>
</table>
<script>
$("#goSeachProblem").click(function() {
location.href = "/Problem.php?Search=" + $("#discuzproblem").val();
});
</script>
<div class="panel panel-default animated fadeInLeft">
<table class="table table-striped table-hover">
<thead>
<tr>
<th>状态</th>
<th>题号</th>
<?php
if (can_read_test() || can_edit_problem()) {
echo '<th>功能</th>';
}
?>
<th>题目名称</th>
<th>通过率(通过/提交)</th>
<th>创建日期</th>
</tr>
</thead>
<tbody>
<?php
for ($i = 0; $i < MaxRankNum; $i++) {
if (!isset($AllProblem[$i]['proNum'])) {
continue;
}
$HadPass = 0;
if (isset($LandUser)) {
$sql = "SELECT `RunID` FROM `oj_status` WHERE `User`='" . $LandUser . "' AND `Status` = " . Accepted . " AND `Show`=1 AND `Problem` = '" . $AllProblem[$i]['proNum'] . "' LIMIT 1";
if (can_edit_problem()) {
$sql = "SELECT `RunID` FROM `oj_status` WHERE `User`='" . $LandUser . "' AND `Status` = " . Accepted . " AND `Problem` = '" . $AllProblem[$i]['proNum'] . "' LIMIT 1";
}
$rs = oj_mysql_query($sql);
$ans = mysqli_num_rows($rs);
if ($ans) {
$HadPass = 1;
} else {
$sql = "SELECT `RunID` FROM `oj_status` WHERE `User`='" . $LandUser . "' AND `Status` != " . Accepted . " AND `Show`=1 AND `Problem` =" . $AllProblem[$i]['proNum'] . " LIMIT 1";
if (can_edit_problem()) {
$sql = "SELECT `RunID` FROM `oj_status` WHERE `User`='" . $LandUser . "' AND `Status` != " . Accepted . " AND `Problem` =" . $AllProblem[$i]['proNum'] . " LIMIT 1";
}
$rs = oj_mysql_query($sql);
$ans2 = mysqli_num_rows($rs);
if ($ans2) {
$HadPass = 2;
}
}
}
echo '<tr><td>';
if ($HadPass == 1) {
echo '<span class="glyphicon glyphicon-ok"></span> 已通过';
} else if ($HadPass == 0) {
echo '<span class="glyphicon glyphicon-minus"></span> 未尝试';
} else {
echo '<span class="glyphicon glyphicon-remove"></span> 未通过';
}
echo '</td>';
echo '<td><a href="/Question.php?Problem=' . $AllProblem[$i]['proNum'] . '">' . $AllProblem[$i]['proNum'] . '</a></td>';
if (can_edit_problem() || can_read_test()) {
echo '<td>';
}
if (can_edit_problem()) {
echo ' <a class="label label-warning" href="/NewProblem.php?Problem=' . $AllProblem[$i]['proNum'] . '">编辑</a>';
}
if (can_read_test()) {
echo ' <a class="label label-success" href="/ViewData.php?Problem=' . $AllProblem[$i]['proNum'] . '">数据</a>';
}
if (can_edit_problem()) {
if ($AllProblem[$i]['Show'] == 1) {
echo ' <a href="javascript:changeStatus(' . $AllProblem[$i]['proNum'] . ')" class="label label-primary">隐藏</a>';
} else {
echo ' <a href="javascript:changeStatus(' . $AllProblem[$i]['proNum'] . ')" class="label label-info">显示</a>';
}
}
if (can_edit_problem() || can_read_test()) {
echo '</td>';
}
echo '<td><a href="/Question.php?Problem=' . $AllProblem[$i]['proNum'] . '">' . $AllProblem[$i]['Name'] . '</a><span class="float-right"></span></td>';
$PassRate = 0;
$sql = "SELECT count(*) AS value FROM `oj_status` WHERE `Status` = " . Accepted . " AND `Show`=1 AND `Problem` = " . $AllProblem[$i]['proNum'];
if (can_edit_problem()) {
$sql = "SELECT count(*) AS value FROM `oj_status` WHERE `Status` = " . Accepted . " AND `Problem` = " . $AllProblem[$i]['proNum'];
}
$rs = oj_mysql_query($sql);
$PassNum = oj_mysql_fetch_array($rs);
$sql = "SELECT count(*) AS `value` FROM `oj_status` WHERE `Show`=1 AND `Problem` = " . $AllProblem[$i]['proNum'];
if (can_edit_problem()) {
$sql = "SELECT count(*) AS `value` FROM `oj_status` WHERE `Problem` = " . $AllProblem[$i]['proNum'];
}
$rs = oj_mysql_query($sql);
$AllSubNum = oj_mysql_fetch_array($rs);
if ($AllSubNum['value'] == 0) {
echo '<td>0.00%</td>';
} else {
$PassRate = ($PassNum['value'] / ($AllSubNum['value'])) * 100;
$PassRate = number_format($PassRate, 2);
echo '<td>' . $PassRate . '%</td>';
}
echo '<td>' . $AllProblem[$i]['CreateTime'] . '</td>';
}
?>
</tbody>
</table>
</div>
<center>
<ul class="pagination">
<li><a href=<?php echo '"Problem.php?Page=' . ($MinPage) . '"' ?>>«</a></li>
<li><a href=<?php echo '"Problem.php?Page=' . ($LastPage) . '"' ?>><</a></li>
<?php
for ($i = $StaButNum; $i <= $EndButNum; $i++) {
if ($i == $iPage)
echo '<li class="active"><a href="Problem.php?Page=' . $i . '">' . $i . '</a></li>';
else
echo '<li><a href="Problem.php?Page=' . $i . '">' . $i . '</a></li>';
}
?>
<li><a href=<?php echo '"Problem.php?Page=' . ($NextPage) . '"' ?>>></a></li>
<li><a href=<?php echo '"Problem.php?Page=' . ($MaxPage) . '"' ?>>»</a></li>
</ul>
</center>
</div>
<?php
$PageActive = '#problem';
require_once('Php/Page_Footer.php');
?>
</body>
</html>