01-16作业：文件管理

<!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=utf-8" />
<title>无标题文档</title>
<script src="./jquery-1.11.2.min.js"></script>
<style type="text/css">
*{ margin:0px auto; padding:0px}
.file{ 50%; height:35px; line-height:35px; vertical-align:middle; border:1px solid #63C; margin-top:2px;}
.mulu{ background-color:#63C; color:white}
.prev{ background-color:#F63; color:white}
</style>
</head>

<body>
<?php
session_start();

//要显示的文件夹
$fname = "../../../php";

if(!empty($_SESSION["url"]))
{
$fname = $_SESSION["url"];
}

//输出返回上一层的DIV
$jdlj = realpath($fname);
if($jdlj == "E:\淄博汉企\上课视频\php")
{
}
else
{
$fuji = dirname($fname);
echo "<div class='file prev' lj='{$fuji}' >返回上一级</div>";
}

//遍历文件夹
$dir = opendir($fname);

while($n = readdir($dir))
{
$url = $fname."/".$n;
if($n!="." && $n!="..")
{
if(is_dir($url))
{
echo "<div class='file mulu' lj='{$url}' >{$n}</div>";
}
else
{
echo "<div class='file' lj='{$url}'>{$n}
      
<input type='button' value='删除' lj='{$url}' class='sc'/>
</div>";
}
}
}

closedir($dir);

?>
<input type="text" id="name"/>
<input type="button" value="新建" id="newf" />

</body>
<script type="text/javascript">
$(".mulu").dblclick(function(){
var url = $(this).attr("lj");
$.ajax({
url:"chuli.php",
data:{url:url},
type:"POST",
dataType:"TEXT",
success: function(data){
window.location.href = "test.php";
}
});
})

$(".prev").dblclick(function(){
var url = $(this).attr("lj");
$.ajax({
url:"chuli.php",
data:{url:url},
type:"POST",
dataType:"TEXT",
success: function(data){
window.location.href = "test.php";
}
});
})
$(".sc").click(function(){
var lj = $(this).attr("lj");
$.ajax({
url:"shanchu.php",
data:{lj:lj},
type:"POST",
dataType:"TEXT",
success: function(data){
window.location.href = "test.php";
}
});
})

$("#newf").click(function(){
var name = $("#name").val();
$.ajax({
url:"xinjian.php",
data:{name:name},
type:"POST",
dataType:"TEXT",
success: function(data){
window.location.href = "test.php";
}
});
})
</script>
</html>

处理页面

<?php
session_start();
$url = $_POST["url"];
$_SESSION["url"] = $url;

删除页面

<?php
$lj = $_POST["lj"];
unlink($lj);

新建页面

<?php
session_start();
$name = $_POST["name"];

$url = $_SESSION["url"];

$filename = $url."/".$name;

touch($filename);