SOCKS4 and SOCKS5 Proxy for FTP

Demonstrates how to connect to an FTP server through a SOCKS4 or SOCKS5 proxy. Both SSL/TLS and non-secure FTP communications may use SOCKS4 and SOCKS5 proxies.

Download 32-bit Chilkat FTP2 ActiveX (.msi)

Download All 32-bit Chilkat ActiveX Components (.zip)

Download All 64-bit Chilkat ActiveX Components (.zip)

<?php

$ftp = new COM("Chilkat.Ftp2");

//  Any string unlocks the component for the 1st 30-days.
$success = $ftp->UnlockComponent('Anything for 30-day trial');
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

$ftp->Hostname = 'ftp.example-code.com';
$ftp->Username = 'myLogin';
$ftp->Password = 'myPassword';

//  To use a SOCKS4 or SOCKS5 proxy, simply set the following
//  properties prior to connecting:
//  The SOCKS hostname may be a domain name or
//  IP address:
$ftp->SocksHostname = 'www.mysocksproxyserver.com';
$ftp->SocksPort = 1080;
$ftp->SocksUsername = 'myProxyLogin';
$ftp->SocksPassword = 'myProxyPassword';
//  Set the SOCKS version to 4 or 5 based on the version
//  of the SOCKS proxy server:
$ftp->SocksVersion = 5;
//  Note: SOCKS4 servers only support usernames without passwords.
//  SOCKS5 servers support full login/password authentication.

//  Connect and login to the FTP server.
$success = $ftp->Connect();
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

//  Change to the remote directory where the file is located.
//  This step is only necessary if the file is not in the root directory
//  for the FTP account.
$success = $ftp->ChangeRemoteDir('junk');
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

//  Download a file.
$localFilename = 'c:/temp/hamlet.xml';
$remoteFilename = 'hamlet.xml';

$success = $ftp->GetFile($remoteFilename,$localFilename);
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

$ftp->Disconnect();

print 'File Downloaded!' . "\n";
?>