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// $Id$
#include "ace/Get_Opt.h"
#include "ace/Auto_Ptr.h"
#include "ace/OS_NS_errno.h"
#include "FTP_URL.h"
#include "FTP_ClientRequestHandler.h"
#include <iostream>
#include <fstream>
ACE_CString url;
ACE_CString outfile;
bool do_login = false;
ACE_CString password;
bool do_active = false;
void
usage (void)
{
std::cout << "usage: ftp_simple_wget [options] <url>\n";
std::cout << "Executes an FTP download request and sends the result to STDOUT or file\n";
std::cout << "\t-a\t\tuse active mode for data connections\n";
std::cout << "\t-o <filename>\t\tfile to write output to\n";
std::cout << "\t-l\t\task for password at login\n";
std::cout << "\t-p <password>\t\tuse <password> for login\n";
}
bool
parse_args (int argc, ACE_TCHAR *argv [])
{
ACE_Get_Opt get_opt (argc, argv, ACE_TEXT ("ao:lp:h"), 0, 0, ACE_Get_Opt::RETURN_IN_ORDER);
int c;
ACE_CString s;
while ((c = get_opt ()) != EOF)
{
switch (c)
{
case 1:
url = ACE_TEXT_ALWAYS_CHAR (get_opt.opt_arg ());
break;
case 'a':
do_active = true;
break;
case 'o':
outfile = ACE_TEXT_ALWAYS_CHAR (get_opt.opt_arg ());
break;
case 'l':
do_login = true;
break;
case 'p':
password = ACE_TEXT_ALWAYS_CHAR (get_opt.opt_arg ());
break;
case 'h':
default:
usage ();
return false;
}
}
return true;
}
class My_Authenticator
: public ACE::INet::AuthenticatorBase
{
public:
My_Authenticator () {}
~My_Authenticator () {}
virtual bool authenticate(ACE::INet::AuthenticationBase& auth) const
{
if (!password.empty ()) auth.password (password);
if (do_login)
{
std::cout << "Authentication (" << auth.scheme() << ") required." << std::endl;
std::cout << "Realm : " << auth.realm () << std::endl
<< "User: " << auth.user() << std::endl
<< "Password: \t\t\t (Enter password or press enter for default)\rPassword: ";
char buf[80] = {0};
u_int n = 0;
int ch = 0;
while (n < (sizeof(buf)-1) && (ch = std::cin.get ()) != '\n' && ch != std::char_traits<char>::eof ())
{
buf[n++] = char(ch);
}
if (n>0)
auth.password (buf);
}
return true;
}
};
class My_FTP_RequestHandler
: public ACE::FTP::ClientRequestHandler
{
public:
My_FTP_RequestHandler () : read_length_ (0) {}
virtual ~My_FTP_RequestHandler () {}
protected:
virtual void handle_request_error (const ACE::FTP::URL& url)
{
std::cout << "ERROR" << std::endl;
std::cerr << "Failed to handle download for " << url.to_string ().c_str () << std::endl;
}
virtual void handle_connection_error (const ACE::FTP::URL& url)
{
std::cout << "ERROR" << std::endl;
std::cerr << "Failed to set up connection for " << url.to_string ().c_str () << std::endl;
}
virtual void after_read (const char_type* /*buffer*/, int length_read)
{
this->read_length_ += length_read;
std::cout << "\r [" << this->read_length_ << "/???]";
}
virtual void on_eof ()
{
ACE::FTP::ClientRequestHandler::on_eof ();
std::cout << std::endl;
}
private:
int read_length_;
};
int
ACE_TMAIN (int argc, ACE_TCHAR *argv [])
{
ACE_Auto_Ptr<std::ofstream> fout;
std::ostream* sout = &std::cout;
if (!parse_args (argc, argv))
{
return 1;
}
ACE::INet::URL_INetAuthBase::add_authenticator ("my_auth",
new My_Authenticator);
std::cout << "Starting..." << std::endl;
if (!url.empty ())
{
if (!outfile.empty ())
{
fout.reset (new std::ofstream (outfile.c_str (), std::ios_base::binary|std::ios_base::out));
if (!*fout)
{
std::cerr << "Failed to open output file : " << outfile.c_str () << std::endl;
return 1;
}
sout = fout.get ();
}
ACE::FTP::URL ftp_url;
std::cout << "Parsing url [" << url.c_str () << "]" << std::endl;
if (!ftp_url.parse (url))
{
std::cerr << "Failed parsing url [" << url << "]" << std::endl;
std::cerr << "\tresult = " << ftp_url.to_string ().c_str ();
return 1;
}
std::cout << "Opening url..." << std::endl;
My_FTP_RequestHandler my_rh;
if (do_active) my_rh.use_active_mode ();
ACE::INet::URLStream urlin = ftp_url.open (my_rh);
if (urlin)
{
std::cout << "Saving to: ";
if (!outfile.empty ())
std::cout << '\'' << outfile.c_str () << '\'' << std::endl;
else
std::cout << "(stdout)" << std::endl;
(*sout) << urlin->rdbuf ();
sout->flush ();
}
}
else
{
std::cerr << "ERROR: No URL specified!" << std::endl;
usage ();
return 1;
}
std::cout << "Done" << std::endl;
return 0;
}
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