include/wx/protocol/ftp.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        ftp.h
   3 // Purpose:     FTP protocol
   4 // Author:      Vadim Zeitlin
   5 // Modified by: Mark Johnson, wxWindows@mj10777.de
   6 //              20000917 : RmDir, GetLastResult, GetList
   7 // Created:     07/07/1997
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) 1997, 1998 Guilhem Lavaux
  10 // Licence:     wxWindows license
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13 #ifndef __WX_FTP_H__
  14 #define __WX_FTP_H__
  15
  16 #ifdef __GNUG__
  17     #pragma interface "ftp.h"
  18 #endif
  19
  20 #include "wx/object.h"
  21 #include "wx/sckaddr.h"
  22 #include "wx/protocol/protocol.h"
  23 #include "wx/url.h"
  24
  25 class WXDLLEXPORT wxFTP : public wxProtocol
  26 {
  27 public:
  28     enum TransferMode
  29     {
  30         NONE,       // not set by user explicitly
  31         ASCII,
  32         BINARY
  33     };
  34
  35     wxFTP();
  36     virtual ~wxFTP();
  37
  38     // Connecting and disconnecting
  39     void SetUser(const wxString& user) { m_user = user; }
  40     void SetPassword(const wxString& passwd) { m_passwd = passwd; }
  41
  42     bool Connect(wxSockAddress& addr, bool wait = TRUE);
  43     bool Connect(const wxString& host);
  44
  45     // disconnect
  46     virtual bool Close();
  47
  48     // Parameters set up
  49
  50     // set transfer mode now
  51     bool SetBinary() { return SetTransferMode(BINARY); }
  52     bool SetAscii() { return SetTransferMode(ASCII); }
  53     bool SetTransferMode(TransferMode mode);
  54
  55     // Generic FTP interface
  56
  57     // the error code
  58     virtual wxProtocolError GetError() { return m_lastError; }
  59
  60     // the last FTP server reply
  61     const wxString& GetLastResult() { return m_lastResult; }
  62
  63     // send any FTP command (should be full FTP command line but without
  64     // trailing "\r\n") and return its return code
  65     char SendCommand(const wxString& command);
  66
  67     // check that the command returned the given code
  68     bool CheckCommand(const wxString& command, char expectedReturn)
  69     {
  70         return SendCommand(command) == expectedReturn;
  71     }
  72
  73     // Filesystem commands
  74     bool ChDir(const wxString& dir);
  75     bool MkDir(const wxString& dir);
  76     bool RmDir(const wxString& dir);
  77     wxString Pwd();
  78     bool Rename(const wxString& src, const wxString& dst);
  79     bool RmFile(const wxString& path);
  80
  81     // Get the size of a file in the current dir.
  82     // this function tries its best to deliver the size in bytes using BINARY
  83     // (the SIZE command reports different sizes depending on whether
  84     // type is set to ASCII or BINARY)
  85     // returns -1 if file is non-existant or size could not be found
  86     int GetFileSize(const wxString& fileName);
  87
  88        // Check to see if a file exists in the current dir
  89     bool FileExists(const wxString& fileName);
  90
  91     // Download methods
  92     bool Abort();
  93
  94     virtual wxInputStream *GetInputStream(const wxString& path);
  95     virtual wxOutputStream *GetOutputStream(const wxString& path);
  96
  97     // Directory listing
  98
  99     // get the list of full filenames, the format is fixed: one file name per
 100     // line
 101     bool GetFilesList(wxArrayString& files,
 102                       const wxString& wildcard = wxEmptyString)
 103     {
 104         return GetList(files, wildcard, FALSE);
 105     }
 106
 107     // get a directory list in server dependent format - this can be shown
 108     // directly to the user
 109     bool GetDirList(wxArrayString& files,
 110                     const wxString& wildcard = wxEmptyString)
 111     {
 112         return GetList(files, wildcard, TRUE);
 113     }
 114
 115     // equivalent to either GetFilesList() (default) or GetDirList()
 116     bool GetList(wxArrayString& files,
 117                  const wxString& wildcard = wxEmptyString,
 118                  bool details = FALSE);
 119
 120 #ifdef WXWIN_COMPATIBILITY_2
 121     // deprecated
 122     wxList *GetList(const wxString& wildcard, bool details = FALSE);
 123 #endif // WXWIN_COMPATIBILITY_2
 124
 125 protected:
 126     // this executes a simple ftp command with the given argument and returns
 127     // TRUE if it its return code starts with '2'
 128     bool DoSimpleCommand(const wxChar *command,
 129                          const wxString& arg = wxEmptyString);
 130
 131     // get the server reply, return the first character of the reply code,
 132     // '1'..'5' for normal FTP replies, 0 (*not* '0') if an error occured
 133     char GetResult();
 134
 135     // check that the result is equal to expected value
 136     bool CheckResult(char ch) { return GetResult() == ch; }
 137
 138     wxSocketClient *GetPort();
 139
 140     wxString m_user,
 141              m_passwd;
 142
 143     wxString m_lastResult;
 144     wxProtocolError m_lastError;
 145
 146     // true if there is an FTP transfer going on
 147     bool m_streaming;
 148
 149     // although this should be set to ASCII by default according to STD9,
 150     // we will use BINARY transfer mode by default for backwards compatibility
 151     TransferMode m_currentTransfermode;
 152
 153     friend class wxInputFTPStream;
 154     friend class wxOutputFTPStream;
 155
 156     DECLARE_DYNAMIC_CLASS(wxFTP)
 157     DECLARE_PROTOCOL(wxFTP)
 158 };
 159
 160 // the trace mask used by assorted wxLogTrace() in ftp code, do
 161 // wxLog::AddTraceMask(FTP_TRACE_MASK) to see them in output
 162 #define FTP_TRACE_MASK _T("ftp")
 163
 164 #endif // __WX_FTP_H__