web方式ftp_PHP教程

php

/* $Id: ftp.php,v 2.2 2002/03/12 23:21:28 pauls Exp $ */

/* This software came from http://inebria.com/ */

/* Copyright (c) 2000
      Paul Southworth.  All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
3. The name of the author may not be used to endorse or promote
    products derived from this software without specific prior
    written permission.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */

/* Configuration Options */

$phpftp_host="localhost";
$phpftp_version="2.2";

/* Comment this out if you don't want the version footer */

$show_version_footer=1;

/* How large a file will you accept?  You may also need to edit your
   php.ini file and change upload_max_filesize appropriately */

$max_file_size="1000000";

/* The temporary directory $phpftp_tmpdir must exist and be writable
   by your web server.
   Hint:  mkdir /var/tmp/xfers && chmod 1777 /var/tmp/xfers */

$phpftp_tmpdir="/var/tmp/xfers";

/* $use_mime_lookup
   Turning this on creates a dependency upon the
   http://www.inebria.com/mime_lookup/ MIME type lookup library.
   Setting this variable to "1" enables it.  "0" disables.
   If you turn it on, put the mime_lookup.php file in the same directory
   as ftp.php and uncomment the 'include("mime_lookup.php");' statement. */

$use_mime_lookup="0";
/* include("mime_lookup.php"); */

/* We enclose the top and bottom in functions because sometimes
   we might not send them (ie, in a file-download situation) */

function phpftp_top() {
    global $phpftp_version;
?>

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    phpftp_bottom();
}

/* This function does not return TRUE/FALSE - it returns the value of
   $ftp, the current FTP stream. */

function phpftp_connect($phpftp_user,$phpftp_passwd) {
    global $phpftp_host;
    $ftp = ftp_connect($phpftp_host);
    if ($ftp) {
        if (ftp_login($ftp,$phpftp_user,urldecode($phpftp_passwd))) {
            return $ftp;
        }
    }
}

function phpftp_list($phpftp_user,$phpftp_passwd,$phpftp_dir) {
    global $phpftp_host;
    phpftp_top();
?>

    $ftp = @phpftp_connect($phpftp_user,$phpftp_passwd);
    if (!$ftp) {
?>
FTP login failed!
Start over?
        phpftp_bottom();
    } else {
        if (!$phpftp_dir) {
            $phpftp_dir=ftp_pwd($ftp);
        }
        if (!@ftp_chdir($ftp,$phpftp_dir)) {
?>
Can't enter that directory!

            $phpftp_dir=ftp_pwd($ftp);
        }
        echo "Current host: " . $phpftp_host . "
\n";
        echo "Current directory: " . $phpftp_dir . "
\n";
        if ($phpftp_dir == "/") {
            $phpftp_dir="";
        }

        if ($contents = ftp_rawlist($ftp,"")) {
            $d_i=0;
            $f_i=0;
            $l_i=0;
            $i=0;
            while ($contents[$i]) {
                $item[] = split("[ ]+",$contents[$i],9);
                $item_type=substr($item[$i][0],0,1);
                if ($item_type == "d") {
                    /* it's a directory */
                    $nlist_dirs[$d_i]=$item[$i][8];
                    $d_i++;
                } elseif ($item_type == "l") {
                    /* it's a symlink */
                    $nlist_links[$l_i]=$item[$i][8];
                    $l_i++;
                } elseif ($item_type == "-") {
                    /* it's a file */
                    $nlist_files[$f_i]=$item[$i][8];
                    $nlist_filesize[$f_i]=$item[$i][4];
                    $f_i++;
                } elseif ($item_type == "+") {
                    /* it's something on an anonftp server */
                    $eplf=split(",",implode(" ",$item[$i]),5);
                    if ($eplf[2] == "r") {
                        /* it's a file */
                        $nlist_files[$f_i]=trim($eplf[4]);
                        $nlist_filesize[$f_i]=substr($eplf[3],1);
                        $f_i++;
                    } elseif ($eplf[2] == "/") {
                        /* it's a directory */
                        $nlist_dirs[$d_i]=trim($eplf[3]);
                        $d_i++;
                    }
                } /* ignore all others */
                $i++;
            }
?>

Directory empty or not readable

        }
?>