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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@9839 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2001-04-22 12:24:51 +00:00
parent 1f3943e027
commit 3f2bcf3437
3 changed files with 107 additions and 108 deletions
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188
src/common/ftp.cpp
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@@ -83,7 +83,7 @@ wxFTP::wxFTP()
{
m_lastError = wxPROTO_NOERR;
m_streaming = FALSE;
m_currentTransfermode = NONE;
m_currentTransfermode = NONE;
m_user = wxT("anonymous");
m_passwd << wxGetUserId() << wxT('@') << wxGetFullHostName();
@@ -371,9 +371,9 @@ bool wxFTP::SetTransferMode(TransferMode transferMode)
return FALSE;
}
// If we get here the operation has been succesfully completed
// Set the status-member
m_currentTransfermode = transferMode;
// If we get here the operation has been succesfully completed
// Set the status-member
m_currentTransfermode = transferMode;
return TRUE;
}
@@ -631,7 +631,7 @@ wxInputStream *wxFTP::GetInputStream(const wxString& path)
int pos_size;
wxInputFTPStream *in_stream;
if ( ( m_currentTransfermode == NONE ) && !SetTransferMode(BINARY) )
if ( ( m_currentTransfermode == NONE ) && !SetTransferMode(BINARY) )
return NULL;
wxSocketClient *sock = GetPort();
@@ -665,7 +665,7 @@ wxInputStream *wxFTP::GetInputStream(const wxString& path)
wxOutputStream *wxFTP::GetOutputStream(const wxString& path)
{
if ( ( m_currentTransfermode == NONE ) && !SetTransferMode(BINARY) )
if ( ( m_currentTransfermode == NONE ) && !SetTransferMode(BINARY) )
return NULL;
wxSocketClient *sock = GetPort();
@@ -722,27 +722,27 @@ bool wxFTP::GetList(wxArrayString& files,
bool wxFTP::FileExists(const wxString& fileName)
{
// This function checks if the file specified in fileName exists in the
// current dir. It does so by simply doing an NLST (via GetList).
// If this succeeds (and the list is not empty) the file exists.
bool retval = FALSE;
wxArrayString fileList;
// This function checks if the file specified in fileName exists in the
// current dir. It does so by simply doing an NLST (via GetList).
// If this succeeds (and the list is not empty) the file exists.
if ( GetList(fileList, fileName, FALSE) )
{
// Some ftp-servers (Ipswitch WS_FTP Server 1.0.5 does this)
// displays this behaviour when queried on a non-existing file:
// NLST this_file_does_not_exist
// 150 Opening ASCII data connection for directory listing
// (no data transferred)
// 226 Transfer complete
bool retval = FALSE;
wxArrayString fileList;
if ( GetList(fileList, fileName, FALSE) )
{
// Some ftp-servers (Ipswitch WS_FTP Server 1.0.5 does this)
// displays this behaviour when queried on a non-existing file:
// NLST this_file_does_not_exist
// 150 Opening ASCII data connection for directory listing
// (no data transferred)
// 226 Transfer complete
// Here wxFTP::GetList(...) will succeed but it will return an empty
// list.
retval = !fileList.IsEmpty();
}
}
return retval;
return retval;
}
// ----------------------------------------------------------------------------
@@ -751,13 +751,13 @@ bool wxFTP::FileExists(const wxString& fileName)
int wxFTP::GetFileSize(const wxString& fileName)
{
// return the filesize of the given file if possible
// return -1 otherwise (predominantly if file doesn't exist
// in current dir)
// return the filesize of the given file if possible
// return -1 otherwise (predominantly if file doesn't exist
// in current dir)
int filesize = -1;
// Check for existance of file via wxFTP::FileExists(...)
int filesize = -1;
// Check for existance of file via wxFTP::FileExists(...)
if ( FileExists(fileName) )
{
wxString command;
@@ -767,7 +767,7 @@ int wxFTP::GetFileSize(const wxString& fileName)
// transfermodes and reports different filesizes accordingly.
// The BINARY size is the interesting one: How much memory
// will we need to hold this file?
TransferMode oldTransfermode = m_currentTransfermode;
TransferMode oldTransfermode = m_currentTransfermode;
SetTransferMode(BINARY);
command << _T("SIZE ") << fileName;
@@ -777,55 +777,55 @@ int wxFTP::GetFileSize(const wxString& fileName)
{
// The answer should be one line: "213 <filesize>\n"
// 213 is File Status (STD9)
// "SIZE" is not described anywhere..? It works on most servers
int statuscode;
if ( wxSscanf(GetLastResult().c_str(), _T("%i %i"),
// "SIZE" is not described anywhere..? It works on most servers
int statuscode;
if ( wxSscanf(GetLastResult().c_str(), _T("%i %i"),
&statuscode, &filesize) == 2 )
{
// We've gotten a good reply.
ok = TRUE;
}
else
{
// Something bad happened.. A "2yz" reply with no size
// Fallback
ok = FALSE;
}
{
// We've gotten a good reply.
ok = TRUE;
}
else
{
// Something bad happened.. A "2yz" reply with no size
// Fallback
ok = FALSE;
}
}
// Set transfermode back to the original. Only the "SIZE"-command
// is dependant on transfermode
// Set transfermode back to the original. Only the "SIZE"-command
// is dependant on transfermode
if ( oldTransfermode != NONE )
{
SetTransferMode(oldTransfermode);
}
if ( !ok ) // this is not a direct else clause.. The size command might return an invalid "2yz" reply
if ( !ok ) // this is not a direct else clause.. The size command might return an invalid "2yz" reply
{
// The server didn't understand the "SIZE"-command or it
// returned an invalid reply.
// We now try to get details for the file with a "LIST"-command
// and then parse the output from there..
wxArrayString fileList;
if ( GetList(fileList, fileName, TRUE) )
{
if ( !fileList.IsEmpty() )
{
// The server didn't understand the "SIZE"-command or it
// returned an invalid reply.
// We now try to get details for the file with a "LIST"-command
// and then parse the output from there..
wxArrayString fileList;
if ( GetList(fileList, fileName, TRUE) )
{
if ( !fileList.IsEmpty() )
{
// We _should_ only get one line in return, but just to be
// safe we run through the line(s) returned and look for a
// substring containing the name we are looking for. We
// stop the iteration at the first occurrence of the
// filename. The search is not case-sensitive.
bool foundIt = FALSE;
bool foundIt = FALSE;
size_t i;
for ( i = 0; !foundIt && i < fileList.Count(); i++ )
{
foundIt = fileList[i].Upper().Contains(fileName.Upper());
}
for ( i = 0; !foundIt && i < fileList.Count(); i++ )
{
foundIt = fileList[i].Upper().Contains(fileName.Upper());
}
if ( foundIt )
{
if ( foundIt )
{
// The index i points to the first occurrence of
// fileName in the array Now we have to find out what
// format the LIST has returned. There are two
@@ -841,46 +841,46 @@ int wxFTP::GetFileSize(const wxString& fileName)
// indicate Unix-style (this also limits this function
// to searching for files, not directories)
if ( fileList[i].Mid(0, 1) == _T("-") )
{
{
if ( wxSscanf(fileList[i].c_str(),
_("%*s %*s %*s %*s %i %*s %*s %*s %*s"),
if ( wxSscanf(fileList[i].c_str(),
_("%*s %*s %*s %*s %i %*s %*s %*s %*s"),
&filesize) == 9 )
{
// We've gotten a good response
ok = TRUE;
}
else
{
// Hmm... Invalid response
wxLogTrace(FTP_TRACE_MASK,
{
// We've gotten a good response
ok = TRUE;
}
else
{
// Hmm... Invalid response
wxLogTrace(FTP_TRACE_MASK,
_T("Invalid LIST response"));
}
}
else // Windows-style response (?)
{
if ( wxSscanf(fileList[i].c_str(),
}
}
else // Windows-style response (?)
{
if ( wxSscanf(fileList[i].c_str(),
_T("%*s %*s %i %*s"),
&filesize) == 4 )
{
// valid response
ok = TRUE;
}
else
{
// something bad happened..?
wxLogTrace(FTP_TRACE_MASK,
{
// valid response
ok = TRUE;
}
else
{
// something bad happened..?
wxLogTrace(FTP_TRACE_MASK,
_T("Invalid or unknown LIST response"));
}
}
}
}
}
}
}
}
}
}
}
}
// filesize might still be -1 when exiting
return filesize;
// filesize might still be -1 when exiting
return filesize;
}