当前位置: 首页 > 图文教程 > 网络编程 > PHP > PHP的FTP学习(四)

PHP
一贴学会PHP 新手入门教程
用PHP的ob_start() 控制您的浏览器cache
谈谈新手如何学习PHP 默默经典版本
黑夜路人出的几道php笔试题
一些 PHP 管理系统程序中的后门
用php获取本周,上周,本月,上月,本季度日期的代码
PHP 简单数组排序实现代码
PHP 多维数组排序实现代码
php 全局变量范围分析
php_xmlhttp 乱码问题解决方法
PHP 数组学习排序全接触
php Sql Server连接失败问题及解决办法
PHP 翻页 实例代码
php 随机数的产生、页面跳转、件读写、文件重命名、switch语句
PHP 5.3.0 安装分析心得
php 生成WML页面方法详解
php 取得瑞年与平年的天数的代码
php empty函数 使用说明
php natsort内核函数浅析
PHP 源代码分析 Zend HashTable详解

PHP的FTP学习(四)


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-13   浏览: 218 ::
收藏到网摘: n/a

By Vikram Vaswani
Melonfire
November 07, 2000
以下是代码列表:
--------------------------------------------------------------------------------
<!-- code for index.html begins here -->
<html>
<head>
<basefont face=arial>
</head>
<body>
<table border=0 align=center>
<form action="actions.php" method=post>
<input type=hidden name=action value=CWD>
<tr>
<td>
Server
</td>
<td>
<input type=text name=server>
</td>
</tr>
<tr>
<td>
User
</td>
<td>
<input type=text name=username>
</td>
</tr>
<tr>
<td>
Password
</td>
<td>
<input type=password name=password>
</td>
</tr>
<tr>
<td colspan=2 align=center>
<input type="submit" value="Beam Me Up, Scotty!">
</td>
</tr>
</form>
</table>
</body>
</html>
<!-- code for index.html ends here -->
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
<!-- code for actions.php begins here -->
<html>
<head>
<basefont face=Arial>
</head>
<body>
<?
/*
--------------------------------------------------------------------------------
DISCLAIMER:
This is use-at-your-own-risk code.
It is meant only for illustrative purposes and is not meant for production environments. No warranties of any kind are provided to the user.
You have been warned!
All code copyright Melonfire, 2000. Visit us at http://www.melonfire.com
--------------------------------------------------------------------------------
*/
// function to connect to FTP server
function connect()
{
global $server, $username, $password;
$conn = ftp_connect($server);
ftp_login($conn, $username, $password);
return $conn;
}

// main program begins
// check for valid form entries else print error
if (!$server || !$username || !$password)
{
echo "Form data incomplete!";
}
else
{

// connect
$result = connect();
// action: change directory
if ($action == "CWD")
{
// at initial stage $rdir does not exist
// so assume default directory
if (!$rdir)
{
$path = ".";
}
// get current location $cdir and add it to requested directory $rdir
else
{
$path = $cdir . "/" . $rdir;
}
// change to requested directory
ftp_chdir($result, $path);
}
// action: delete file(s)
else if ($action == "Delete")
{
ftp_chdir($result, $cdir);
// loop through selected files and delete
for ($x=0; $x<sizeof($dfile); $x++)
{
ftp_delete($result, $cdir . "/" . $dfile[$x]);
}
}
// action: download files
else if ($action == "Download")
{
ftp_chdir($result, $cdir);
// download selected files
// IMPORTANT: you should specify a different download location here!!
for ($x=0; $x<sizeof($dfile); $x++)
{
ftp_get($result, $dfile[$x], $dfile[$x], FTP_BINARY);
}
}
// action: upload file
else if ($action == "Upload")
{
ftp_chdir($result, $cdir);
// put file
/*
a better idea would be to use
$res_code = ftp_put($result, $HTTP_POST_FILES["upfile"]["name"],
$HTTP_POST_FILES["upfile"]["tmp_name"], FTP_BINARY);
as it offers greater security
*/
$res_code = ftp_put($result, $upfile_name, $upfile, FTP_BINARY);

// check status and display
if ($res_code == 1)
{
$status = "Upload successful!";
}
else
{
$status = "Upload error!";
}
}
// create file list
$filelist = ftp_nlist($result, ".");
// and display interface
include("include.php");
// close connection
ftp_quit($result);
}
?>
</body>
</html>
<!-- code for actions.php ends here -->
--------------------------------------------------------------------------------
--------------------------------------------------------------------------------
<!-- code for include.php begins here -->
<?
// get current location
$here = ftp_pwd($result);
/*
since ftp_size() is quite slow, especially when working
on an array containing all the files in a directory,
this section performs an ftp_size() on all the files in the current
directory and creates three arrays.
*/
// array for files
$files = Array();
// array for directories
$dirs = Array();
// array for file sizes
$file_sizes = Array();
// counters
$file_list_counter = 0;
$dir_list_counter = 0;
// check each element of $filelist
for ($x=0; $x<sizeof($filelist); $x++)
{
if (ftp_size($result, $filelist[$x]) != -1)
{
// create arrays
$files[$file_list_counter] = $filelist[$x];
$file_sizes[$file_list_counter] = ftp_size($result, $filelist[$x]);
$file_list_counter++;
}
else
{
$dir_list[$dir_list_counter] = $filelist[$x];
$dir_list_counter++;
}
}
?>
<!-- header - where am I? -->
<center>
You are currently working in <b><? echo $here; ?></b>
<br>
<!-- status message for upload function -->
<? echo $status; ?>
</center>
<hr>
<p>
<!-- directory listing in drop-down list -->
Available directories:
<form action=actions.php method=post>
<!-- these values are passed hidden every time -->
<!-- a more optimal solution might be to place these in session
variables -->
<input type=hidden name=username value=<? echo $username; ?>>
<input type=hidden name=password value=<? echo $password; ?>>
<input type=hidden name=server value=<? echo $server; ?>>
<input type=hidden name=cdir value=<? echo $here; ?>>
<!-- action to take when THIS form is submitted -->
<input type=hidden name=action value=CWD>
<!-- dir listing begins; first item is for parent dir -->
<select name=rdir>
<option value=".."><parent directory></option>
<?
for ($x=0; $x<sizeof($dir_list); $x++)
{
echo "<option value=" . $dir_list[$x] . ">" . $dir_list[$x] . "</option>";
}
?>
</select>
<input type=submit value=Go>
</form>
<hr>
<!-- file listing begins -->
Available files:
<form action=actions.php method=post>
<!-- these values are passed hidden every time -->
<input type=hidden name=server value=<? echo $server; ?>>
<input type=hidden name=username value=<? echo $username; ?>>
<input type=hidden name=password value=<? echo $password; ?>>
<input type=hidden name=cdir value=<? echo $here; ?>>
<table border=0 width=100%>
<?
// display file listing with checkboxes and sizes
for ($y=0; $y<sizeof($files); $y++)
{
echo "<tr><td><input type=checkbox name=dfile[] value=" . $files[$y] .
">". $files[$y] . " <i>(" . $file_sizes[$y] . " bytes)</i><td>";
}
?>
</table>
<!-- actions for this form -->
<center>
<input type=submit name=action value=Delete>
<input type=submit name=action value=Download>
</center>
</form>
<p>
<hr>
<!-- file upload form -->
File upload:
<form enctype="multipart/form-data" action=actions.php method=post>
<!-- these values are passed hidden every time -->
<input type=hidden name=username value=<? echo $username; ?>>
<input type=hidden name=password value=<? echo $password; ?>>
<input type=hidden name=server value=<? echo $server; ?>>
<input type=hidden name=cdir value=<? echo $here; ?>>
<table>
<tr>
<td>
<!-- file selection box -->
<input type=file name=upfile>
</td>
</tr>
<tr>
<td>
<!-- action for this form -->
<input type=submit name=action value=Upload>
</td>
</tr>
</table>
</form>
<!-- code for include.php ends here -->