PHP+Access设计留言版实战(2)
http://tech.ddvip.com 2007年08月26日 社区交流
内容摘要:PHP+Access设计留言版实战
1、如果写信息留言的话,显示如下:

2、如果管理员回复留言的就是这个界面:

admin.php :
<?php
require_once('inc/config.php');
require_once(confign_path.'header.php');
?>
<div id="show_c">
<?
function showf($mode=1){
if ($mode==1)
{$admin_f="admin.php";}
else
{
$admin_f="admin.php?doaction=sys";
}
?>
<form action="<?=$admin_f?>" method="post" name="newform" id="newform">
<label>用户:<input name="username" type="text" size="10" maxlength="10" /></label>
<label>密码:<input name="password" type="text" size="20" maxlength="10" /></label>
<label><input maxlength="20" type="submit" name="Submit" value=" 登陆" > </label>
</form>
<?}?>
<?php
$admin = false;
session_start();
if (isset($_SESSION["admin"]) )
{
echo "<h4>您已经成功登陆--></h4>";
if(isset($_GET['doaction']))
{
$doaction = $_GET['doaction'];
switch($doaction){
case 'sys':
echo"系统设置-->";
if($Submit)
{
foreach ($posts as $key => $value)
{ $posts[$key] = trim($value); }
$password=md5($password);
$conn->execute("update [php_admin] set [szd_user]='$username',[szd_password]='$password'");
echo "成功,2秒后返回";
echo "<meta http-equiv="refresh" content="1;URL=admin.php">";
}else{
showf(2);
}
break;
case 'logout':
session_start();
unset($_SESSION["admin"]);
header('location:index.php');
die;
break;
case 'delete':
$conn->execute("delete * from [php_guest] where id=$id") ;
echo "删除成功,2秒后返回";
echo "<meta http-equiv="refresh" content="1;URL=index.php">";
die;
break;
case 'editor':
if($Submit)
{ $posts = $_POST;
foreach ($posts as $key => $value)
{ $posts[$key] = trim($value);
}
$conn->execute("update [php_guest] set [szd_user]='$user',[szd_title]='$title',[szd_qq]='$qq',[szd_content]='$ly',[szd_rep]='$rep' where id=$id");
header("location:index.php");
}
else
{
$rs=$conn->execute("select * from [php_guest] where id=$id");
if($rs->eof and $rs->bof){
header("location:index.php");
die;}
require_once('postfunction.php');
postfunction($rs->fields[1],$rs->fields[3],$rs->fields[2],$rs->fields[4],$rs->fields[0],$rs->fields[6],2); }
default:
break;
}
}else
{
?>
<ul>
<li><a href="?doaction=sys">系统设置</a></li>
<li><a href="?doaction=logout">退出登陆</a></li>
</ul>
<?}
}
else
{
?>
<?php
if($Submit){
$posts = $_POST;
foreach ($posts as $key => $value)
{
$posts[$key] = trim($value);
}
$password = md5($posts["password"]);
$username = $posts["username"];
if (empty($password)||empty($username))
{echo "<meta http-equiv="Content-Type" content="text/html; charset=gb2312">";
echo "<script language=javaScript>
alert("输入必要的信息")
</script>";
echo "<script language=javascript>javascript:history.back()</script>";
exit();}
$query = "SELECT id FROM [php_admin] WHERE [szd_password] = '$password' and [szd_user]='$username'";
$userInfo = $conn->execute($query);
if (!($userInfo->eof and $userInfo->bof ))
{
session_start();
$_SESSION["admin"] = 1;
header('location:admin.php');
}
else
{
echo "<meta http-equiv="Content-Type" content="text/html; charset=gb2312">";
echo "<script language=javaScript>
alert("密码错误或者用户名错误")
</script>";
echo "<script language=javascript>javascript:history.back()</script>";
exit();
}
}
else
{
showf();
}
?>
<?}?>
</div>
<?php
require_once(confign_path.'footer.php');
?>下面解释:
责编:豆豆技术应用
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