📄 admin.php
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<?php require_once('Connections/vote.php'); ?>
<?php
//initialize the session
if (!isset($_SESSION)) {
session_start();
}
// ** Logout the current user. **
$logoutAction = $_SERVER['PHP_SELF']."?doLogout=true";
if ((isset($_SERVER['QUERY_STRING'])) && ($_SERVER['QUERY_STRING'] != "")){
$logoutAction .="&". htmlentities($_SERVER['QUERY_STRING']);
}
if ((isset($_GET['doLogout'])) &&($_GET['doLogout']=="true")){
//to fully log out a visitor we need to clear the session varialbles
$_SESSION['MM_Username'] = NULL;
$_SESSION['MM_UserGroup'] = NULL;
$_SESSION['PrevUrl'] = NULL;
unset($_SESSION['MM_Username']);
unset($_SESSION['MM_UserGroup']);
unset($_SESSION['PrevUrl']);
$logoutGoTo = "index.php";
if ($logoutGoTo) {
header("Location: $logoutGoTo");
exit;
}
}
?>
<?php
if (!isset($_SESSION)) {
session_start();
}
$MM_authorizedUsers = "";
$MM_donotCheckaccess = "true";
// *** Restrict Access To Page: Grant or deny access to this page
function isAuthorized($strUsers, $strGroups, $UserName, $UserGroup) {
// For security, start by assuming the visitor is NOT authorized.
$isValid = False;
// When a visitor has logged into this site, the Session variable MM_Username set equal to their username.
// Therefore, we know that a user is NOT logged in if that Session variable is blank.
if (!empty($UserName)) {
// Besides being logged in, you may restrict access to only certain users based on an ID established when they login.
// Parse the strings into arrays.
$arrUsers = Explode(",", $strUsers);
$arrGroups = Explode(",", $strGroups);
if (in_array($UserName, $arrUsers)) {
$isValid = true;
}
// Or, you may restrict access to only certain users based on their username.
if (in_array($UserGroup, $arrGroups)) {
$isValid = true;
}
if (($strUsers == "") && true) {
$isValid = true;
}
}
return $isValid;
}
$MM_restrictGoTo = "login.php";
if (!((isset($_SESSION['MM_Username'])) && (isAuthorized("",$MM_authorizedUsers, $_SESSION['MM_Username'], $_SESSION['MM_UserGroup'])))) {
$MM_qsChar = "?";
$MM_referrer = $_SERVER['PHP_SELF'];
if (strpos($MM_restrictGoTo, "?")) $MM_qsChar = "&";
if (isset($QUERY_STRING) && strlen($QUERY_STRING) > 0)
$MM_referrer .= "?" . $QUERY_STRING;
$MM_restrictGoTo = $MM_restrictGoTo. $MM_qsChar . "accesscheck=" . urlencode($MM_referrer);
header("Location: ". $MM_restrictGoTo);
exit;
}
?>
<?php
if (!function_exists("GetSQLValueString")) {
function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "")
{
$theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
$theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);
switch ($theType) {
case "text":
$theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
break;
case "long":
case "int":
$theValue = ($theValue != "") ? intval($theValue) : "NULL";
break;
case "double":
$theValue = ($theValue != "") ? "'" . doubleval($theValue) . "'" : "NULL";
break;
case "date":
$theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
break;
case "defined":
$theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
break;
}
return $theValue;
}
}
if ((isset($_GET['vid'])) && ($_GET['vid'] != "")) {
$deleteSQL = sprintf("DELETE FROM votemain WHERE vote_id=%s",
GetSQLValueString($_GET['vid'], "int"));
mysql_select_db($database_vote, $vote);
$Result1 = mysql_query($deleteSQL, $vote) or die(mysql_error());
}
mysql_select_db($database_vote, $vote);
$query_rsVote = "SELECT vote_id, vote_title, vote_time FROM votemain ORDER BY vote_time DESC";
$rsVote = mysql_query($query_rsVote, $vote) or die(mysql_error());
$row_rsVote = mysql_fetch_assoc($rsVote);
$totalRows_rsVote = mysql_num_rows($rsVote);
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>在线投票系统后台管理</title>
<link href="style/style.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" language="javascript">
function deleteVote ( vid ) {
ans = confirm ( "确实要删除这个投票主题及其所有选项吗？" );
if ( ans ) {
location.href = "admin.php?vid=" + vid;
}
}
</script>
</head>
<body>
<table width="98%" border="1" frame="below" rules="none">
<tr>
<td scope="col"><img src="images/logo.gif" width="160" height="33" /></td>
<td valign="bottom" scope="col"><a href="index.php">系统首页</a></td>
<td valign="bottom" scope="col"><a href="addnew.php">发起新投票</a></td>
<td valign="bottom" scope="col"><a href="<?php echo $logoutAction ?>">注销</a></td>
<td align="right" valign="bottom" scope="col"><?php echo date("Y年n月j日"); ?> </td>
</tr>
</table>
<br />
当前位置：后台管理<br /><br />
<?php if ($totalRows_rsVote > 0) { // Show if recordset not empty ?>
<table width="98%" border="1" cellpadding="5" bordercolor="#cccccc">
<tr bgcolor="#666666">
<th class="title">编号</th>
<th class="title">投票主题</th>
<th class="title">发起时间</th>
<th class="title">操作</th>
</tr>
<?php do { ?>
<tr>
<td align="center"><?php echo $row_rsVote['vote_id']; ?></td>
<td><?php echo $row_rsVote['vote_title']; ?></td>
<td align="center"><?php echo $row_rsVote['vote_time']; ?></td>
<td align="center"><a href="additem.php?vid=<?php echo $row_rsVote['vote_id']; ?>">添加选项</a> <a href="update.php?vid=<?php echo $row_rsVote['vote_id']; ?>">编辑选项</a> <a href="#" onclick="deleteVote(<?php echo $row_rsVote['vote_id']; ?>);">删除主题</a></td>
</tr>
<?php } while ($row_rsVote = mysql_fetch_assoc($rsVote)); ?>
</table>
<?php } // Show if recordset not empty ?>
<?php if ($totalRows_rsVote == 0) { // Show if recordset empty ?>
<table width="256" border="1" align="center">
<tr>
<th align="center" bgcolor="#666666" class="title">提示信息</th>
</tr>
<tr>
<td height="56" align="center">目前暂无投票活动。</td>
</tr>
</table>
<?php } // Show if recordset empty ?>
</body>
</html>
<?php
mysql_free_result($rsVote);
?>
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