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Contest.php
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Contest.php
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<!DOCTYPE html>
<html lang="zh-cn">
<?php require_once('Php/HTML_Head.php') ?>
<?php
//比赛显示优先级
const ConDoing = 1; //进行中
const ConEnrolling = 2; //报名中
const ConnoStart = 3; //未开始
const ConOver = 4; //已结束
$ModeStr = array('', '正在进行中', '报名中', '未开始', '已结束');
$ModeCss = array('', 'label-success', 'label-success', 'label-primary', 'label-default');
$Addsql = '';
if (isset($_GET['Search'])) {
$SearchText = htmlspecialchars(addslashes(trim($_GET['Search'])));
if (can_edit_contest()) {
$Addsql .= " WHERE `Title` like '%" . $SearchText . "%'";
} else {
$Addsql .= " WHERE `Show`=1 AND `Title` like '%" . $SearchText . "%'";
}
}
//获取比赛数量
$sql = "SELECT count(*) AS `value` FROM `oj_contest`" . $Addsql;
if (can_edit_contest()) {
$sql = "SELECT count(*) AS `value` FROM oj_contest" . $Addsql;
}
$rs = oj_mysql_query($sql);
$ConCount = oj_mysql_fetch_array($rs);
$clength = $ConCount['value'];
//获取当前页数
$iPage = 1;
if (array_key_exists('Page', $_GET)) {
$iPage = intval($_GET['Page']);
}
$iPage = floor($iPage);
//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);
//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);
$MaxPage = $MaxPage > 0 ? $MaxPage : 1;
$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;
}
}
$LimitShowSql = " ORDER BY `OverTime` DESC,`ConID` DESC LIMIT " . ($iPage - 1) * MaxRankNum . ", " . MaxRankNum;
$sql = "SELECT * FROM `oj_contest` WHERE `Show`=1";
if (can_edit_contest()) {
$sql = "SELECT * FROM `oj_contest`";
}
if (isset($SearchText)) {
if (can_edit_contest()) {
$sql .= " WHERE `Title` like '%" . $SearchText . "%'";
} else {
$sql .= " AND `Title` like '%" . $SearchText . "%'";
}
}
$sql .= $LimitShowSql;
$result = oj_mysql_query($sql);
$NowDate = date('Y-m-d H:i:s');
$AllContest = array();
while ($result && $row = oj_mysql_fetch_array($result)) {
$iMode = ConOver;
if ($NowDate <= $row['StartTime']) {
if ($NowDate >= $row['EnrollStartTime'] && $NowDate <= $row['EnrollOverTime'])
$iMode = ConEnrolling;
else
$iMode = ConnoStart;
} else if ($NowDate <= $row['OverTime']) {
$iMode = ConDoing;
} else {
$iMode = ConOver;
}
$TF = get_user_tailsAndFight($row['Organizer']);
$AllContest[] = array(
"ConID" => $row['ConID'],
"Title" => $row['Title'],
"Organizer" => $row['Organizer'],
"Tails" => $TF['tails'],
"Fight" => $TF['fight'],
"Rule" => $row['Rule'],
"Type" => $row['Type'],
"Show" => $row['Show'],
"StartTime" => $row['StartTime'],
"OverTime" => $row['OverTime'],
"Mode" => $iMode
);
}
//按运行ID排序
function my_sort($a, $b)
{
if ($a['Mode'] == $b['Mode']) {
return $a['ConID'] < $b['ConID'] ? 1 : -1;
}
return $a['Mode'] < $b['Mode'] ? -1 : 1;
}
usort($AllContest, "my_sort");
?>
<body>
<?php require_once('Php/Page_Header.php') ?>
<?php
if (can_edit_contest()) {
?>
<script>
function changeContestStatus(contestID) {
$.get("/Contest/ContestStatus.php?ConID=" + contestID, function(msg) {
var obj = eval('(' + msg + ')');
if (obj.status === 0) {
location.reload();
}
});
}
</script>
<?php
}
?>
<div class="container">
<ul class="pagination">
<li><a href=<?php echo '"/Contest.php?Page=' . ($MinPage) . '"' ?>>«</a></li>
<li><a href=<?php echo '"/Contest.php?Page=' . ($LastPage) . '"' ?>><</a></li>
<?php
for ($i = $StaButNum; $i <= $EndButNum; $i++) {
if ($i == $iPage)
echo '<li class="active"><a href="/Contest.php?Page=' . $i . '">' . $i . '</a></li>';
else
echo '<li><a href="/Contest.php?Page=' . $i . '">' . $i . '</a></li>';
}
?>
<li><a href=<?php echo '"/Contest.php?Page=' . ($NextPage) . '"' ?>>></a></li>
<li><a href=<?php echo '"/Contest.php?Page=' . ($MaxPage) . '"' ?>>»</a></li>
</ul>
<form action="/Contest.php" id="problem-search">
<div class="input-group">
<div class="input-group-btn">
<?php
if (can_edit_contest()) {
echo '<a href="/NewContest.php" class="btn btn-default">新建比赛</a>';
}
?>
</div>
<input type="text" name="Search" class="form-control" placeholder="请输入标题" value=<?php echo (isset($SearchText) ? '"' . $SearchText . '"' : '""') ?>>
<div class="input-group-btn">
<button type="submit" class="btn btn-default" tabindex="-1">查找</button>
</div>
</div>
</form>
<div class="panel panel-default animated fadeInLeft">
<table class="table table-striped table-hover">
<thead>
<tr>
<th>比赛ID</th>
<?php
if (can_edit_contest() || can_edit_contest()) {
echo '<th>功能</th>';
}
?>
<th>标题</th>
<th>比赛状态</th>
<th>开始时间</th>
<th>竞赛时长</th>
<th>比赛规则</th>
<th>类型</th>
<th>举办人</th>
</tr>
</thead>
<tbody>
<?php
for ($i = 0; $i < MaxRankNum; $i++) {
if (!isset($AllContest[$i]['ConID'])) {
continue;
}
echo '<tr>';
echo '<td>';
echo '<a href="Contest/Pandect.php?ConID=' . $AllContest[$i]['ConID'] . '">' . $AllContest[$i]['ConID'] . '</a> ';
echo '</td>';
if (can_edit_contest()) {
echo '<td>';
echo ' <a class="label label-warning" href="/NewContest.php?ConID=' . $AllContest[$i]['ConID'] . '">编辑</a>';
if ($AllContest[$i]['Show'] == 1) {
echo ' <a href="javascript:changeContestStatus(' . $AllContest[$i]['ConID'] . ')" class="label label-primary">隐藏</a>';
} else {
echo ' <a href="javascript:changeContestStatus(' . $AllContest[$i]['ConID'] . ')" class="label label-info">显示</a>';
}
echo '</td>';
}
echo '<td>';
echo '<a href="Contest/Pandect.php?ConID=' . $AllContest[$i]['ConID'] . '">' . $AllContest[$i]['Title'] . '</a>';
echo '</td>';
echo '<td>';
echo '<span class="label ' . $ModeCss[$AllContest[$i]['Mode']] . '">' . $ModeStr[$AllContest[$i]['Mode']] . '</span>';
echo '</td>';
echo '<td>' . $AllContest[$i]['StartTime'] . '</td>';
$Startdate = strtotime($AllContest[$i]['StartTime']);
$Enddate = strtotime($AllContest[$i]['OverTime']);
$Timediff = $Enddate - $Startdate;
$Days = intval($Timediff / 86400);
$Remain = $Timediff % 86400;
$Hours = intval($Remain / 3600);
$Remain = $Remain % 3600;
$Mins = intval($Remain / 60);
$Secs = $Remain % 60;
echo '<td>';
if ($Days > 0) {
echo $Days . ($Days == 1 ? ' day ' : ' days ');
}
echo $Hours . ':' . $Mins . ':' . $Secs;
echo '<td>' . $AllContest[$i]['Rule'] . '</td>';
if ($AllContest[$i]['Type'] == 1) {
echo '<td><font color="red">Private</font></td>';
} else {
echo '<td><font color="green">Public</font></td>';
}
echo '<td><a href="/OtherUser.php?User=' . $AllContest[$i]['Organizer'] . '" class=' . GetUserColor($AllContest[$i]['Fight']) . '>' . $AllContest[$i]['Organizer'] . ($AllContest[$i]['Tails'] ? '(' . $AllContest[$i]['Tails'] . ')' : '') . '</a></td>';
echo '</tr>';
}
?>
</tbody>
</table>
</div>
<center>
<ul class="pagination">
<li><a href=<?php echo '"/Contest.php?Page=' . ($MinPage) . '"' ?>>«</a></li>
<li><a href=<?php echo '"/Contest.php?Page=' . ($LastPage) . '"' ?>><</a></li>
<?php
for ($i = $StaButNum; $i <= $EndButNum; $i++) {
if ($i == $iPage)
echo '<li class="active"><a href="/Contest.php?Page=' . $i . '">' . $i . '</a></li>';
else
echo '<li><a href="/Contest.php?Page=' . $i . '">' . $i . '</a></li>';
}
?>
<li><a href=<?php echo '"/Contest.php?Page=' . ($NextPage) . '"' ?>>></a></li>
<li><a href=<?php echo '"/Contest.php?Page=' . ($MaxPage) . '"' ?>>»</a></li>
</ul>
</center>
</div>
<?php
$PageActive = '#contest';
require_once('Php/Page_Footer.php');
?>
</body>
</html>