/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
-#pragma implementation "ftp.h"
+ #pragma implementation "ftp.h"
#endif
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+ #pragma hdrstop
+#endif
+
+#include "wx/setup.h"
+
+#if wxUSE_SOCKETS && wxUSE_STREAMS
+
+#ifndef __MWERKS__
#include <memory.h>
+#endif
+#if defined(__WXMAC__)
+#include "/wx/mac/macsock.h"
+#endif
+
#include <stdlib.h>
#include "wx/string.h"
#include "wx/utils.h"
-// #include "wx/data.h"
-#define WXSOCK_INTERNAL
#include "wx/sckaddr.h"
-#undef WXSOCK_INTERNAL
#include "wx/socket.h"
#include "wx/url.h"
#include "wx/sckstrm.h"
#include "wx/protocol/protocol.h"
#include "wx/protocol/ftp.h"
+#include "wx/log.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
+// the length of FTP status code (3 digits)
+static const size_t LEN_CODE = 3;
+
#define FTP_BSIZE 1024
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxFTP, wxProtocol)
-IMPLEMENT_PROTOCOL(wxFTP, "ftp", "ftp", TRUE)
-#endif
+IMPLEMENT_PROTOCOL(wxFTP, wxT("ftp"), wxT("ftp"), TRUE)
////////////////////////////////////////////////////////////////
////// wxFTP constructor and destructor ////////////////////////
////////////////////////////////////////////////////////////////
wxFTP::wxFTP()
- : wxProtocol()
+ : wxProtocol()
{
- char tmp[256];
+ m_lastError = wxPROTO_NOERR;
+ m_streaming = FALSE;
- m_lastError = wxPROTO_NOERR;
- m_streaming = FALSE;
+ m_user = wxT("anonymous");
+ m_passwd << wxGetUserId() << wxT('@') << wxGetFullHostName();
- m_user = "anonymous";
- wxGetUserName(tmp, 256);
- m_passwd.sprintf("%s@",tmp);
- wxGetHostName(tmp, 256);
- m_passwd += tmp;
-
- SetNotify(0);
+ SetNotify(0);
+ SetFlags(wxSOCKET_NONE);
}
wxFTP::~wxFTP()
{
- SendCommand("QUIT", '2');
+ if ( m_streaming )
+ {
+ (void)Abort();
+ }
+
+ Close();
}
////////////////////////////////////////////////////////////////
////// wxFTP connect and login methods /////////////////////////
////////////////////////////////////////////////////////////////
-bool wxFTP::Connect(wxSockAddress& addr)
+bool wxFTP::Connect(wxSockAddress& addr, bool WXUNUSED(wait))
{
- if (!m_handler) {
- m_lastError = wxPROTO_NOHNDLR;
- return FALSE;
- }
-
if (!wxProtocol::Connect(addr)) {
m_lastError = wxPROTO_NETERR;
return FALSE;
return FALSE;
}
- command.sprintf("USER %s", (const char *)m_user);
+ command.sprintf(wxT("USER %s"), (const wxChar *)m_user);
if (!SendCommand(command, '3')) {
Close();
return FALSE;
}
- command.sprintf("PASS %s", (const char *)m_passwd);
+ command.sprintf(wxT("PASS %s"), (const wxChar *)m_passwd);
if (!SendCommand(command, '2')) {
Close();
return FALSE;
wxString my_host = host;
addr.Hostname(my_host);
- addr.Service("ftp");
+ addr.Service(wxT("ftp"));
return Connect(addr);
}
bool wxFTP::Close()
{
- if (m_streaming) {
- m_lastError = wxPROTO_STREAMING;
- return FALSE;
- }
- if (m_connected)
- SendCommand(wxString("QUIT"), '2');
- return wxSocketClient::Close();
+ if ( m_streaming )
+ {
+ m_lastError = wxPROTO_STREAMING;
+ return FALSE;
+ }
+
+ if ( IsConnected() )
+ SendCommand(wxT("QUIT"), '2');
+
+ return wxSocketClient::Close();
}
-////////////////////////////////////////////////////////////////
-////// wxFTP low-level methods /////////////////////////////////
-////////////////////////////////////////////////////////////////
+// ============================================================================
+// low level methods
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// Send command to FTP server
+// ----------------------------------------------------------------------------
+
bool wxFTP::SendCommand(const wxString& command, char exp_ret)
{
- wxString tmp_str;
+ wxString tmp_str;
- if (m_streaming) {
- m_lastError = wxPROTO_STREAMING;
- return FALSE;
- }
- tmp_str = command + "\r\n";
- if (Write((char *)tmp_str.GetData(), tmp_str.Length()).Error()) {
- m_lastError = wxPROTO_NETERR;
- return FALSE;
- }
- return GetResult(exp_ret);
+ if (m_streaming)
+ {
+ m_lastError = wxPROTO_STREAMING;
+ return FALSE;
+ }
+
+ tmp_str = command + wxT("\r\n");
+ const wxWX2MBbuf tmp_buf = tmp_str.mb_str();
+ if ( Write(wxMBSTRINGCAST tmp_buf, strlen(tmp_buf)).Error())
+ {
+ m_lastError = wxPROTO_NETERR;
+ return FALSE;
+ }
+
+ wxLogTrace(_T("ftp"), _T("==> %s"), command.c_str());
+
+ return GetResult(exp_ret);
}
+// ----------------------------------------------------------------------------
+// Recieve servers reply
+// ----------------------------------------------------------------------------
+
bool wxFTP::GetResult(char exp)
{
- if ((m_lastError = GetLine(this, m_lastResult)))
- return FALSE;
- if (m_lastResult[0UL] != exp) {
- m_lastError = wxPROTO_PROTERR;
- return FALSE;
- }
+ wxString code;
+
+ // we handle multiline replies here according to RFC 959: it says that a
+ // reply may either be on 1 line of the form "xyz ..." or on several lines
+ // in whuch case it looks like
+ // xyz-...
+ // ...
+ // xyz ...
+ // and the intermeidate lines may start with xyz or not
+ bool badReply = FALSE;
+ bool firstLine = TRUE;
+ bool endOfReply = FALSE;
+ while ( !endOfReply && !badReply )
+ {
+ m_lastError = ReadLine(m_lastResult);
+ if ( m_lastError )
+ return FALSE;
+
+ // unless this is an intermediate line of a multiline reply, it must
+ // contain the code in the beginning and '-' or ' ' following it
+ if ( m_lastResult.Len() < LEN_CODE + 1 )
+ {
+ if ( firstLine )
+ {
+ badReply = TRUE;
+ }
+ else
+ {
+ wxLogTrace(_T("ftp"), _T("<== %s %s"),
+ code.c_str(), m_lastResult.c_str());
+ }
+ }
+ else // line has at least 4 chars
+ {
+ // this is the char which tells us what we're dealing with
+ wxChar chMarker = m_lastResult.GetChar(LEN_CODE);
+
+ if ( firstLine )
+ {
+ code = wxString(m_lastResult, LEN_CODE);
+ wxLogTrace(_T("ftp"), _T("<== %s %s"),
+ code.c_str(), m_lastResult.c_str() + LEN_CODE + 1);
+
+ switch ( chMarker )
+ {
+ case _T(' '):
+ endOfReply = TRUE;
+ break;
+
+ case _T('-'):
+ firstLine = FALSE;
+ break;
+
+ default:
+ // unexpected
+ badReply = TRUE;
+ }
+ }
+ else // subsequent line of multiline reply
+ {
+ if ( wxStrncmp(m_lastResult, code, LEN_CODE) == 0 )
+ {
+ if ( chMarker == _T(' ') )
+ {
+ endOfReply = TRUE;
+ }
+
+ wxLogTrace(_T("ftp"), _T("<== %s %s"),
+ code.c_str(), m_lastResult.c_str() + LEN_CODE + 1);
+ }
+ else
+ {
+ // just part of reply
+ wxLogTrace(_T("ftp"), _T("<== %s %s"),
+ code.c_str(), m_lastResult.c_str());
+ }
+ }
+ }
+ }
- if (m_lastResult[3UL] == '-') {
- wxString key = m_lastResult.Left((size_t)3);
+ if ( badReply )
+ {
+ wxLogDebug(_T("Broken FTP server: '%s' is not a valid reply."),
+ m_lastResult.c_str());
- key += ' ';
+ m_lastError = wxPROTO_PROTERR;
- while (m_lastResult.Index(key) != 0) {
- if ((m_lastError = GetLine(this, m_lastResult)))
return FALSE;
}
- }
- return TRUE;
+
+ if ( code.GetChar(0) != exp )
+ {
+ m_lastError = wxPROTO_PROTERR;
+
+ return FALSE;
+ }
+
+ return TRUE;
}
////////////////////////////////////////////////////////////////
{
wxString str = dir;
- str.Prepend("CWD ");
+ str.Prepend(wxT("CWD "));
return SendCommand(str, '2');
}
bool wxFTP::MkDir(const wxString& dir)
{
wxString str = dir;
- str.Prepend("MKD ");
+ str.Prepend(wxT("MKD "));
return SendCommand(str, '2');
}
{
wxString str = dir;
- str.Prepend("PWD ");
+ str.Prepend(wxT("PWD "));
return SendCommand(str, '2');
}
wxString wxFTP::Pwd()
{
- int beg, end;
-
- if (!SendCommand("PWD", '2'))
- return wxString((char *)NULL);
-
- beg = m_lastResult.Find('\"',FALSE);
- end = m_lastResult.Find('\"',TRUE);
+ wxString path;
+
+ if ( SendCommand(wxT("PWD"), '2') )
+ {
+ // the result is at least that long if SendCommand() succeeded
+ const wxChar *p = m_lastResult.c_str() + LEN_CODE + 1;
+ if ( *p != _T('"') )
+ {
+ wxLogDebug(_T("Missing starting quote in reply for PWD: %s"), p);
+ }
+ else
+ {
+ for ( p++; *p; p++ )
+ {
+ if ( *p == _T('"') )
+ {
+ // check if the quote is doubled
+ p++;
+ if ( !*p || *p != _T('"') )
+ {
+ // no, this is the end
+ break;
+ }
+ //else: yes, it is: this is an embedded quote in the
+ // filename, treat as normal char
+ }
+
+ path += *p;
+ }
+
+ if ( !*p )
+ {
+ wxLogDebug(_T("Missing ending quote in reply for PWD: %s"),
+ m_lastResult.c_str() + LEN_CODE + 1);
+ }
+ }
+ }
- return wxString(beg+1, end);
+ return path;
}
bool wxFTP::Rename(const wxString& src, const wxString& dst)
{
wxString str;
- str = "RNFR " + src;
+ str = wxT("RNFR ") + src;
if (!SendCommand(str, '3'))
return FALSE;
- str = "RNTO " + dst;
+ str = wxT("RNTO ") + dst;
return SendCommand(str, '2');
}
{
wxString str;
- str = "DELE ";
+ str = wxT("DELE ");
str += path;
return SendCommand(str, '2');
}
class wxInputFTPStream : public wxSocketInputStream {
public:
wxFTP *m_ftp;
+ size_t m_ftpsize;
wxInputFTPStream(wxFTP *ftp_clt, wxSocketBase *sock)
: wxSocketInputStream(*sock), m_ftp(ftp_clt) {}
+ size_t GetSize() const { return m_ftpsize; }
virtual ~wxInputFTPStream(void)
{
- if (LastError() != wxStream_NOERROR)
+ if (LastError() == wxStream_NOERROR)
m_ftp->GetResult('2');
else
m_ftp->Abort();
: wxSocketOutputStream(*sock), m_ftp(ftp_clt) {}
virtual ~wxOutputFTPStream(void)
{
- if (LastError() != wxStream_NOERROR)
- m_ftp->GetResult('2');
- else
- m_ftp->Abort();
- delete m_o_socket;
+ if ( IsOk() )
+ {
+ // close data connection first, this will generate "transfer
+ // completed" reply
+ delete m_o_socket;
+
+ // read this reply
+ m_ftp->GetResult('2');
+ }
+ else
+ {
+ // abort data connection first
+ m_ftp->Abort();
+
+ // and close it after
+ delete m_o_socket;
+ }
}
};
{
wxIPV4address addr;
wxSocketClient *client;
- struct sockaddr sin;
int a[6];
wxString straddr;
int addr_pos;
+ wxUint16 port;
+ wxUint32 hostaddr;
- if (!SendCommand("PASV", '2'))
+ if (!SendCommand(wxT("PASV"), '2'))
return NULL;
- sin.sa_family = AF_INET;
- addr_pos = m_lastResult.Find('(');
+ addr_pos = m_lastResult.Find(wxT('('));
if (addr_pos == -1) {
m_lastError = wxPROTO_PROTERR;
return NULL;
}
straddr = m_lastResult(addr_pos+1, m_lastResult.Length());
- sscanf((const char *)straddr,"%d,%d,%d,%d,%d,%d",&a[2],&a[3],&a[4],&a[5],&a[0],&a[1]);
- sin.sa_data[2] = (char)a[2];
- sin.sa_data[3] = (char)a[3];
- sin.sa_data[4] = (char)a[4];
- sin.sa_data[5] = (char)a[5];
- sin.sa_data[0] = (char)a[0];
- sin.sa_data[1] = (char)a[1];
+ wxSscanf((const wxChar *)straddr,wxT("%d,%d,%d,%d,%d,%d"),&a[2],&a[3],&a[4],&a[5],&a[0],&a[1]);
- addr.Disassemble(&sin, sizeof(sin));
+ hostaddr = (wxUint16)a[5] << 24 | (wxUint16)a[4] << 16 |
+ (wxUint16)a[3] << 8 | a[2];
+ addr.Hostname(hostaddr);
- client = m_handler->CreateClient();
+ port = (wxUint16)a[0] << 8 | a[1];
+ addr.Service(port);
+
+ client = new wxSocketClient();
if (!client->Connect(addr)) {
delete client;
return NULL;
return client;
}
-bool wxFTP::Abort(void)
+bool wxFTP::Abort()
{
- m_streaming = FALSE;
- if (!SendCommand("ABOR", '4'))
- return FALSE;
- return GetResult('2');
+ if ( !m_streaming )
+ return TRUE;
+
+ m_streaming = FALSE;
+ if ( !SendCommand(wxT("ABOR"), '4') )
+ return FALSE;
+
+ return GetResult('2');
}
wxInputStream *wxFTP::GetInputStream(const wxString& path)
{
wxString tmp_str;
+ int pos_size;
+ wxInputFTPStream *in_stream;
- if (!SendCommand("TYPE I", '2'))
+ if (!SendCommand(wxT("TYPE I"), '2'))
return NULL;
wxSocketClient *sock = GetPort();
return NULL;
}
- tmp_str = "RETR " + path;
+ tmp_str = wxT("RETR ") + wxURL::ConvertFromURI(path);
if (!SendCommand(tmp_str, '1'))
return NULL;
- return new wxInputFTPStream(this, sock);
+ in_stream = new wxInputFTPStream(this, sock);
+
+ pos_size = m_lastResult.Index(wxT('('));
+ if (pos_size != wxNOT_FOUND) {
+ wxString str_size = m_lastResult(pos_size+1, m_lastResult.Index(wxT(')'))-1);
+
+ in_stream->m_ftpsize = wxAtoi(WXSTRINGCAST str_size);
+ }
+ sock->SetFlags(wxSOCKET_WAITALL);
+
+ return in_stream;
}
wxOutputStream *wxFTP::GetOutputStream(const wxString& path)
{
wxString tmp_str;
- if (!SendCommand("TYPE I", '2'))
+ if (!SendCommand(wxT("TYPE I"), '2'))
return NULL;
wxSocketClient *sock = GetPort();
- tmp_str = "STOR " + path;
+ tmp_str = wxT("STOR ") + path;
if (!SendCommand(tmp_str, '1'))
return FALSE;
return new wxOutputFTPStream(this, sock);
}
+bool wxFTP::GetList(wxArrayString& files, const wxString& wildcard)
+{
+ wxSocketBase *sock = GetPort();
+ if ( !sock )
+ {
+ return FALSE;
+ }
+
+ wxString line = _T("NLST");
+ if ( !!wildcard )
+ {
+ // notice that there is no space here
+ line += wildcard;
+ }
+
+ if ( !SendCommand(line, '1') )
+ {
+ return FALSE;
+ }
+
+ files.Empty();
+
+ while ( ReadLine(sock, line) == wxPROTO_NOERR )
+ {
+ files.Add(line);
+ }
+
+ delete sock;
+
+ // the file list should be terminated by "226 Transfer complete""
+ if ( !GetResult('2') )
+ return FALSE;
+
+ return TRUE;
+}
+
wxList *wxFTP::GetList(const wxString& wildcard)
{
wxList *file_list = new wxList;
wxSocketBase *sock = GetPort();
- wxString tmp_str = "NLST";
+ wxString tmp_str = wxT("NLST");
if (!wildcard.IsNull())
tmp_str += wildcard;
return file_list;
}
+#endif
+ // wxUSE_SOCKETS
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