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diff --git a/kioslave/ftp/ftp.cc b/kioslave/ftp/ftp.cc
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-// -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 2; -*-
-/* This file is part of the KDE libraries
- Copyright (C) 2000 David Faure <faure@kde.org>
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public License
- along with this library; see the file COPYING.LIB. If not, write to
- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
-
- Recommended reading explaining FTP details and quirks:
- http://cr.yp.to/ftp.html (by D.J. Bernstein)
-*/
-
-
-#define KIO_FTP_PRIVATE_INCLUDE
-#include "ftp.h"
-
-#include <sys/stat.h>
-#ifdef HAVE_SYS_TIME_H
-#include <sys/time.h>
-#endif
-#ifdef HAVE_SYS_SELECT_H
-#include <sys/select.h>
-#endif
-
-#include <netinet/in.h>
-#include <arpa/inet.h>
-
-#include <assert.h>
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <netdb.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <signal.h>
-
-#if TIME_WITH_SYS_TIME
-#include <time.h>
-#endif
-
-#include <tqdir.h>
-
-#include <kdebug.h>
-#include <klocale.h>
-#include <kinstance.h>
-#include <kmimemagic.h>
-#include <kmimetype.h>
-#include <ksockaddr.h>
-#include <tdesocketaddress.h>
-#include <kio/ioslave_defaults.h>
-#include <kio/slaveconfig.h>
-#include <kremoteencoding.h>
-#include <klargefile.h>
-
-#ifdef HAVE_STRTOLL
- #define charToLongLong(a) strtoll(a, 0, 10)
-#else
- #define charToLongLong(a) strtol(a, 0, 10)
-#endif
-
-// JPF: a remark on coding style (2004-03-06):
-// Some calls to TQString::fromLatin1() were removed from the code. In most places
-// the KDE code relies on implicit creation of QStrings. Also Qt has a lot of
-// const char* overloads, so that using TQString::fromLatin1() can be ineffectient!
-
-#define FTP_LOGIN "anonymous"
-#define FTP_PASSWD "anonymous@"
-
-//#undef kdDebug
-#define ENABLE_CAN_RESUME
-
-// JPF: somebody should find a better solution for this or move this to KIO
-// JPF: anyhow, in KDE 3.2.0 I found diffent MAX_IPC_SIZE definitions!
-namespace TDEIO {
- enum buffersizes
- { /**
- * largest buffer size that should be used to transfer data between
- * KIO slaves using the data() function
- */
- maximumIpcSize = 32 * 1024,
- /**
- * this is a reasonable value for an initial read() that a KIO slave
- * can do to obtain data via a slow network connection.
- */
- initialIpcSize = 2 * 1024,
- /**
- * recommended size of a data block passed to findBufferFileType()
- */
- mimimumMimeSize = 1024
- };
-
- // JPF: this helper was derived from write_all in file.cc (FileProtocol).
- static // JPF: in ftp.cc we make it static
- /**
- * This helper handles some special issues (blocking and interrupted
- * system call) when writing to a file handle.
- *
- * @return 0 on success or an error code on failure (ERR_COULD_NOT_WRITE,
- * ERR_DISK_FULL, ERR_CONNECTION_BROKEN).
- */
- int WriteToFile(int fd, const char *buf, size_t len)
- {
- while (len > 0)
- { // JPF: shouldn't there be a KDE_write?
- ssize_t written = write(fd, buf, len);
- if (written >= 0)
- { buf += written;
- len -= written;
- continue;
- }
- switch(errno)
- { case EINTR: continue;
- case EPIPE: return ERR_CONNECTION_BROKEN;
- case ENOSPC: return ERR_DISK_FULL;
- default: return ERR_COULD_NOT_WRITE;
- }
- }
- return 0;
- }
-}
-
-TDEIO::filesize_t Ftp::UnknownSize = (TDEIO::filesize_t)-1;
-
-using namespace TDEIO;
-
-extern "C" { KDE_EXPORT int kdemain(int argc, char **argv); }
-
-int kdemain( int argc, char **argv )
-{
- KLocale::setMainCatalogue("tdelibs");
- TDEInstance instance( "kio_ftp" );
- ( void ) TDEGlobal::locale();
-
- kdDebug(7102) << "Starting " << getpid() << endl;
-
- if (argc != 4)
- {
- fprintf(stderr, "Usage: kio_ftp protocol domain-socket1 domain-socket2\n");
- exit(-1);
- }
-
- Ftp slave(argv[2], argv[3]);
- slave.dispatchLoop();
-
- kdDebug(7102) << "Done" << endl;
- return 0;
-}
-
-//===============================================================================
-// FtpTextReader Read Text lines from a file (or socket)
-//===============================================================================
-
-void FtpTextReader::textClear()
-{ m_iTextLine = m_iTextBuff = 0;
- m_szText[0] = 0;
- m_bTextEOF = m_bTextTruncated = false;
-}
-
-int FtpTextReader::textRead(FtpSocket *pSock)
-{
- // if we have still buffered data then move it to the left
- char* pEOL;
- if(m_iTextLine < m_iTextBuff)
- { m_iTextBuff -= m_iTextLine;
- memmove(m_szText, m_szText+m_iTextLine, m_iTextBuff);
- pEOL = (char*)memchr(m_szText, '\n', m_iTextBuff); // have a complete line?
- }
- else
- { m_iTextBuff = 0;
- pEOL = NULL;
- }
- m_bTextEOF = m_bTextTruncated = false;
-
- // read data from the control socket until a complete line is read
- int nBytes;
- while(pEOL == NULL)
- {
- if(m_iTextBuff > textReadLimit)
- { m_bTextTruncated = true;
- m_iTextBuff = textReadLimit;
- }
- nBytes = pSock->read(m_szText+m_iTextBuff, sizeof(m_szText)-m_iTextBuff);
- if(nBytes <= 0)
- {
- // This error can occur after the server closed the connection (after a timeout)
- if(nBytes < 0)
- pSock->debugMessage("textRead failed");
- m_bTextEOF = true;
- pEOL = m_szText + m_iTextBuff;
- }
- else
- {
- m_iTextBuff += nBytes;
- pEOL = (char*)memchr(m_szText, '\n', m_iTextBuff);
- }
- }
-
- nBytes = pEOL - m_szText;
- m_iTextLine = nBytes + 1;
-
- if(nBytes > textReadLimit)
- { m_bTextTruncated = true;
- nBytes = textReadLimit;
- }
- if(nBytes && m_szText[nBytes-1] == '\r')
- nBytes--;
- m_szText[nBytes] = 0;
- return nBytes;
-}
-
-//===============================================================================
-// FtpSocket Helper Class for Data or Control Connections
-//===============================================================================
-void FtpSocket::debugMessage(const char* pszMsg) const
-{
- kdDebug(7102) << m_pszName << ": " << pszMsg << endl;
-}
-
-int FtpSocket::errorMessage(int iErrorCode, const char* pszMsg) const
-{
- kdError(7102) << m_pszName << ": " << pszMsg << endl;
- return iErrorCode;
-}
-
-int FtpSocket::connectSocket(int iTimeOutSec, bool bControl)
-{
- closeSocket();
-
- int iOpt = bControl ? KExtendedSocket::inetSocket
- : KExtendedSocket::noResolve;
- setSocketFlags(iOpt | socketFlags());
- setTimeout(iTimeOutSec);
-
- int iCon = KExtendedSocket::connect();
- if(iCon < 0)
- { int iErrorCode = (status() == IO_LookupError)
- ? ERR_UNKNOWN_HOST : ERR_COULD_NOT_CONNECT;
- TQString strMsg = KExtendedSocket::strError(status(), systemError());
- strMsg.prepend("connect failed (code %1): ");
- return errorMessage(iErrorCode, TQString(strMsg.arg(iCon)).latin1());
- }
- if( !setAddressReusable(true) )
- return errorMessage(ERR_COULD_NOT_CREATE_SOCKET, "setAddressReusable failed");
-
- if(!bControl)
- { int on=1;
- if( !setSocketOption(SO_KEEPALIVE, (char *)&on, sizeof(on)) )
- errorMessage(0, "Keepalive not allowed");
-
- struct linger lng = { 1, 120 };
- if( !setSocketOption(SO_LINGER, (char *)&lng, sizeof (lng)) )
- errorMessage(0, "Linger mode was not allowed.");
- }
-
- debugMessage("connected");
- return 0;
-}
-
-void FtpSocket::closeSocket()
-{
- if(m_server != -1 || fd() != -1)
- debugMessage("disconnected");
-
- if(m_server != -1)
- {
- ::shutdown(m_server, SHUT_RDWR);
- ::close(m_server);
- m_server = -1;
- }
- if(socketStatus() > nothing)
- reset();
- textClear();
-}
-
-bool FtpSocket::setSocketOption(int opt, char*arg, socklen_t len) const
-{
- return (setsockopt(sock(), SOL_SOCKET, opt, arg, len) != -1);
-}
-
-//===============================================================================
-// Ftp
-//===============================================================================
-
-Ftp::Ftp( const TQCString &pool, const TQCString &app )
- : SlaveBase( "ftp", pool, app )
-{
- // init the socket data
- m_data = m_control = NULL;
- ftpCloseControlConnection();
-
- // init other members
- m_port = 0;
- kdDebug(7102) << "Ftp::Ftp()" << endl;
-}
-
-
-Ftp::~Ftp()
-{
- kdDebug(7102) << "Ftp::~Ftp()" << endl;
- closeConnection();
-}
-
-/**
- * This closes a data connection opened by ftpOpenDataConnection().
- */
-void Ftp::ftpCloseDataConnection()
-{
- if(m_data != NULL)
- { delete m_data;
- m_data = NULL;
- }
-}
-
-/**
- * This closes a control connection opened by ftpOpenControlConnection() and reinits the
- * related states. This method gets called from the constructor with m_control = NULL.
- */
-void Ftp::ftpCloseControlConnection()
-{
- m_extControl = 0;
- if(m_control)
- delete m_control;
- m_control = NULL;
- m_cDataMode = 0;
- m_bLoggedOn = false; // logon needs control connction
- m_bTextMode = false;
- m_bBusy = false;
-}
-
-/**
- * Returns the last response from the server (iOffset >= 0) -or- reads a new response
- * (iOffset < 0). The result is returned (with iOffset chars skipped for iOffset > 0).
- */
-const char* Ftp::ftpResponse(int iOffset)
-{
- assert(m_control != NULL); // must have control connection socket
- const char *pTxt = m_control->textLine();
-
- // read the next line ...
- if(iOffset < 0)
- {
- int iMore = 0;
- m_iRespCode = 0;
-
- // If the server sends multiline responses "nnn-text" we loop here until
- // a final "nnn text" line is reached. Only data from the final line will
- // be stored. Some servers (OpenBSD) send a single "nnn-" followed by
- // optional lines that start with a space and a final "nnn text" line.
- do {
- int nBytes = m_control->textRead();
- int iCode = atoi(pTxt);
- if(iCode > 0) m_iRespCode = iCode;
-
- // ignore lines starting with a space in multiline response
- if(iMore != 0 && pTxt[0] == 32)
- ;
- // otherwise the line should start with "nnn-" or "nnn "
- else if(nBytes < 4 || iCode < 100)
- iMore = 0;
- // we got a valid line, now check for multiline responses ...
- else if(iMore == 0 && pTxt[3] == '-')
- iMore = iCode;
- // "nnn " ends multiline mode ...
- else if(iMore != 0 && (iMore != iCode || pTxt[3] != '-'))
- iMore = 0;
-
- if(iMore != 0)
- kdDebug(7102) << " > " << pTxt << endl;
- } while(iMore != 0);
- kdDebug(7102) << "resp> " << pTxt << endl;
-
- m_iRespType = (m_iRespCode > 0) ? m_iRespCode / 100 : 0;
- }
-
- // return text with offset ...
- while(iOffset-- > 0 && pTxt[0])
- pTxt++;
- return pTxt;
-}
-
-
-void Ftp::closeConnection()
-{
- if(m_control != NULL || m_data != NULL)
- kdDebug(7102) << "Ftp::closeConnection m_bLoggedOn=" << m_bLoggedOn << " m_bBusy=" << m_bBusy << endl;
-
- if(m_bBusy) // ftpCloseCommand not called
- {
- kdWarning(7102) << "Ftp::closeConnection Abandoned data stream" << endl;
- ftpCloseDataConnection();
- }
-
- if(m_bLoggedOn) // send quit
- {
- if( !ftpSendCmd( "quit", 0 ) || (m_iRespType != 2) )
- kdWarning(7102) << "Ftp::closeConnection QUIT returned error: " << m_iRespCode << endl;
- }
-
- // close the data and control connections ...
- ftpCloseDataConnection();
- ftpCloseControlConnection();
-}
-
-void Ftp::setHost( const TQString& _host, int _port, const TQString& _user,
- const TQString& _pass )
-{
- kdDebug(7102) << "Ftp::setHost (" << getpid() << "): " << _host << endl;
-
- m_proxyURL = metaData("UseProxy");
- m_bUseProxy = (m_proxyURL.isValid() && m_proxyURL.protocol() == "ftp");
-
- if ( m_host != _host || m_port != _port ||
- m_user != _user || m_pass != _pass )
- closeConnection();
-
- m_host = _host;
- m_port = _port;
- m_user = _user;
- m_pass = _pass;
-}
-
-void Ftp::openConnection()
-{
- ftpOpenConnection(loginExplicit);
-}
-
-bool Ftp::ftpOpenConnection (LoginMode loginMode)
-{
- // check for implicit login if we are already logged on ...
- if(loginMode == loginImplicit && m_bLoggedOn)
- {
- assert(m_control != NULL); // must have control connection socket
- return true;
- }
-
- kdDebug(7102) << "ftpOpenConnection " << m_host << ":" << m_port << " "
- << m_user << " [password hidden]" << endl;
-
- infoMessage( i18n("Opening connection to host %1").arg(m_host) );
-
- if ( m_host.isEmpty() )
- {
- error( ERR_UNKNOWN_HOST, TQString::null );
- return false;
- }
-
- assert( !m_bLoggedOn );
-
- m_initialPath = TQString::null;
- m_currentPath = TQString::null;
-
- TQString host = m_bUseProxy ? m_proxyURL.host() : m_host;
- unsigned short int port = m_bUseProxy ? m_proxyURL.port() : m_port;
-
- if (!ftpOpenControlConnection(host, port) )
- return false; // error emitted by ftpOpenControlConnection
- infoMessage( i18n("Connected to host %1").arg(m_host) );
-
- if(loginMode != loginDefered)
- {
- m_bLoggedOn = ftpLogin();
- if( !m_bLoggedOn )
- return false; // error emitted by ftpLogin
- }
-
- m_bTextMode = config()->readBoolEntry("textmode", false);
- connected();
- return true;
-}
-
-
-/**
- * Called by @ref openConnection. It opens the control connection to the ftp server.
- *
- * @return true on success.
- */
-bool Ftp::ftpOpenControlConnection( const TQString &host, unsigned short int port )
-{
- if ( port == 0 ) {
- struct servent *pse;
- if ( ( pse = getservbyname( "ftp", "tcp" ) ) == NULL )
- port = 21;
- else
- port = ntohs(pse->s_port);
- }
-
- // implicitly close, then try to open a new connection ...
- closeConnection();
- int iErrorCode = ERR_OUT_OF_MEMORY;
- TQString sErrorMsg;
- m_control = new FtpSocket("CNTL");
- if(m_control != NULL)
- {
- // now connect to the server and read the login message ...
- m_control->setAddress(host, port);
- iErrorCode = m_control->connectSocket(connectTimeout(), true);
- sErrorMsg = host;
-
- // on connect success try to read the server message...
- if(iErrorCode == 0)
- {
- const char* psz = ftpResponse(-1);
- if(m_iRespType != 2)
- { // login not successful, do we have an message text?
- if(psz[0])
- sErrorMsg = i18n("%1.\n\nReason: %2").arg(host).arg(psz);
- iErrorCode = ERR_COULD_NOT_CONNECT;
- }
- }
- }
-
- // if there was a problem - report it ...
- if(iErrorCode == 0) // OK, return success
- return true;
- closeConnection(); // clean-up on error
- error(iErrorCode, sErrorMsg);
- return false;
-}
-
-/**
- * Called by @ref openConnection. It logs us in.
- * @ref m_initialPath is set to the current working directory
- * if logging on was successful.
- *
- * @return true on success.
- */
-bool Ftp::ftpLogin()
-{
- infoMessage( i18n("Sending login information") );
-
- assert( !m_bLoggedOn );
-
- TQString user = m_user;
- TQString pass = m_pass;
-
- if ( config()->readBoolEntry("EnableAutoLogin") )
- {
- TQString au = config()->readEntry("autoLoginUser");
- if ( !au.isEmpty() )
- {
- user = au;
- pass = config()->readEntry("autoLoginPass");
- }
- }
-
- // Try anonymous login if both username/password
- // information is blank.
- if (user.isEmpty() && pass.isEmpty())
- {
- user = FTP_LOGIN;
- pass = FTP_PASSWD;
- }
-
- AuthInfo info;
- info.url.setProtocol( "ftp" );
- info.url.setHost( m_host );
- info.url.setPort( m_port );
- info.url.setUser( user );
-
- TQCString tempbuf;
- int failedAuth = 0;
-
- do
- {
- // Check the cache and/or prompt user for password if 1st
- // login attempt failed OR the user supplied a login name,
- // but no password.
- if ( failedAuth > 0 || (!user.isEmpty() && pass.isEmpty()) )
- {
- TQString errorMsg;
- kdDebug(7102) << "Prompting user for login info..." << endl;
-
- // Ask user if we should retry after when login fails!
- if( failedAuth > 0 )
- {
- errorMsg = i18n("Message sent:\nLogin using username=%1 and "
- "password=[hidden]\n\nServer replied:\n%2\n\n"
- ).arg(user).arg(ftpResponse(0));
- }
-
- if ( user != FTP_LOGIN )
- info.username = user;
-
- info.prompt = i18n("You need to supply a username and a password "
- "to access this site.");
- info.commentLabel = i18n( "Site:" );
- info.comment = i18n("<b>%1</b>").arg( m_host );
- info.keepPassword = true; // Prompt the user for persistence as well.
- info.readOnly = (!m_user.isEmpty() && m_user != FTP_LOGIN);
-
- bool disablePassDlg = config()->readBoolEntry( "DisablePassDlg", false );
- if ( disablePassDlg || !openPassDlg( info, errorMsg ) )
- {
- error( ERR_USER_CANCELED, m_host );
- return false;
- }
- else
- {
- user = info.username;
- pass = info.password;
- }
- }
-
- tempbuf = "USER ";
- tempbuf += user.latin1();
- if ( m_bUseProxy )
- {
- tempbuf += '@';
- tempbuf += m_host.latin1();
- if ( m_port > 0 && m_port != DEFAULT_FTP_PORT )
- {
- tempbuf += ':';
- tempbuf += TQString::number(m_port).latin1();
- }
- }
-
- kdDebug(7102) << "Sending Login name: " << tempbuf << endl;
-
- bool loggedIn = ( ftpSendCmd(tempbuf) && (m_iRespCode == 230) );
- bool needPass = (m_iRespCode == 331);
- // Prompt user for login info if we do not
- // get back a "230" or "331".
- if ( !loggedIn && !needPass )
- {
- kdDebug(7102) << "Login failed: " << ftpResponse(0) << endl;
- ++failedAuth;
- continue; // Well we failed, prompt the user please!!
- }
-
- if( needPass )
- {
- tempbuf = "pass ";
- tempbuf += pass.latin1();
- kdDebug(7102) << "Sending Login password: " << "[protected]" << endl;
- loggedIn = ( ftpSendCmd(tempbuf) && (m_iRespCode == 230) );
- }
-
- if ( loggedIn )
- {
- // Do not cache the default login!!
- if( user != FTP_LOGIN && pass != FTP_PASSWD )
- cacheAuthentication( info );
- failedAuth = -1;
- }
-
- } while( ++failedAuth );
-
-
- kdDebug(7102) << "Login OK" << endl;
- infoMessage( i18n("Login OK") );
-
- // Okay, we're logged in. If this is IIS 4, switch dir listing style to Unix:
- // Thanks to jk@soegaard.net (Jens Kristian Søgaard) for this hint
- if( ftpSendCmd("SYST") && (m_iRespType == 2) )
- {
- if( !strncmp( ftpResponse(0), "215 Windows_NT", 14 ) ) // should do for any version
- {
- ftpSendCmd( "site dirstyle" );
- // Check if it was already in Unix style
- // Patch from Keith Refson <Keith.Refson@earth.ox.ac.uk>
- if( !strncmp( ftpResponse(0), "200 MSDOS-like directory output is on", 37 ))
- //It was in Unix style already!
- ftpSendCmd( "site dirstyle" );
- // windows won't support chmod before KDE konquers their desktop...
- m_extControl |= chmodUnknown;
- }
- }
- else
- kdWarning(7102) << "SYST failed" << endl;
-
- if ( config()->readBoolEntry ("EnableAutoLoginMacro") )
- ftpAutoLoginMacro ();
-
- // Get the current working directory
- kdDebug(7102) << "Searching for pwd" << endl;
- if( !ftpSendCmd("PWD") || (m_iRespType != 2) )
- {
- kdDebug(7102) << "Couldn't issue pwd command" << endl;
- error( ERR_COULD_NOT_LOGIN, i18n("Could not login to %1.").arg(m_host) ); // or anything better ?
- return false;
- }
-
- TQString sTmp = remoteEncoding()->decode( ftpResponse(3) );
- int iBeg = sTmp.find('"');
- int iEnd = sTmp.findRev('"');
- if(iBeg > 0 && iBeg < iEnd)
- {
- m_initialPath = sTmp.mid(iBeg+1, iEnd-iBeg-1);
- if(m_initialPath[0] != '/') m_initialPath.prepend('/');
- kdDebug(7102) << "Initial path set to: " << m_initialPath << endl;
- m_currentPath = m_initialPath;
- }
- return true;
-}
-
-void Ftp::ftpAutoLoginMacro ()
-{
- TQString macro = metaData( "autoLoginMacro" );
-
- if ( macro.isEmpty() )
- return;
-
- TQStringList list = TQStringList::split('\n', macro);
-
- for(TQStringList::Iterator it = list.begin() ; it != list.end() ; ++it )
- {
- if ( (*it).startsWith("init") )
- {
- list = TQStringList::split( '\\', macro);
- it = list.begin();
- ++it; // ignore the macro name
-
- for( ; it != list.end() ; ++it )
- {
- // TODO: Add support for arbitrary commands
- // besides simply changing directory!!
- if ( (*it).startsWith( "cwd" ) )
- ftpFolder( (*it).mid(4).stripWhiteSpace(), false );
- }
-
- break;
- }
- }
-}
-
-
-/**
- * ftpSendCmd - send a command (@p cmd) and read response
- *
- * @param maxretries number of time it should retry. Since it recursively
- * calls itself if it can't read the answer (this happens especially after
- * timeouts), we need to limit the recursiveness ;-)
- *
- * return true if any response received, false on error
- */
-bool Ftp::ftpSendCmd( const TQCString& cmd, int maxretries )
-{
- assert(m_control != NULL); // must have control connection socket
-
- if ( cmd.find( '\r' ) != -1 || cmd.find( '\n' ) != -1)
- {
- kdWarning(7102) << "Invalid command received (contains CR or LF):"
- << cmd.data() << endl;
- error( ERR_UNSUPPORTED_ACTION, m_host );
- return false;
- }
-
- // Don't print out the password...
- bool isPassCmd = (cmd.left(4).lower() == "pass");
- if ( !isPassCmd )
- kdDebug(7102) << "send> " << cmd.data() << endl;
- else
- kdDebug(7102) << "send> pass [protected]" << endl;
-
- // Send the message...
- TQCString buf = cmd;
- buf += "\r\n"; // Yes, must use CR/LF - see http://cr.yp.to/ftp/request.html
- int num = m_control->write(buf.data(), buf.length());
-
- // If we were able to successfully send the command, then we will
- // attempt to read the response. Otherwise, take action to re-attempt
- // the login based on the maximum number of retires specified...
- if( num > 0 )
- ftpResponse(-1);
- else
- { m_iRespType = m_iRespCode = 0;
- m_control->textClear();
- }
-
- // If respCh is NULL or the response is 421 (Timed-out), we try to re-send
- // the command based on the value of maxretries.
- if( (m_iRespType <= 0) || (m_iRespCode == 421) )
- {
- // We have not yet logged on...
- if (!m_bLoggedOn)
- {
- // The command was sent from the ftpLogin function, i.e. we are actually
- // attempting to login in. NOTE: If we already sent the username, we
- // return false and let the user decide whether (s)he wants to start from
- // the beginning...
- if (maxretries > 0 && !isPassCmd)
- {
- closeConnection ();
- if( ftpOpenConnection(loginDefered) )
- ftpSendCmd ( cmd, maxretries - 1 );
- }
-
- return false;
- }
- else
- {
- if ( maxretries < 1 )
- return false;
- else
- {
- kdDebug(7102) << "Was not able to communicate with " << m_host << endl
- << "Attempting to re-establish connection." << endl;
-
- closeConnection(); // Close the old connection...
- openConnection(); // Attempt to re-establish a new connection...
-
- if (!m_bLoggedOn)
- {
- if (m_control != NULL) // if openConnection succeeded ...
- {
- kdDebug(7102) << "Login failure, aborting" << endl;
- error (ERR_COULD_NOT_LOGIN, m_host);
- closeConnection ();
- }
- return false;
- }
-
- kdDebug(7102) << "Logged back in, re-issuing command" << endl;
-
- // If we were able to login, resend the command...
- if (maxretries)
- maxretries--;
-
- return ftpSendCmd( cmd, maxretries );
- }
- }
- }
-
- return true;
-}
-
-/*
- * ftpOpenPASVDataConnection - set up data connection, using PASV mode
- *
- * return 1 if successful, 0 otherwise
- * doesn't set error message, since non-pasv mode will always be tried if
- * this one fails
- */
-int Ftp::ftpOpenPASVDataConnection()
-{
- assert(m_control != NULL); // must have control connection socket
- assert(m_data == NULL); // ... but no data connection
-
- // Check that we can do PASV
- const TDESocketAddress *sa = m_control->peerAddress();
- if (sa != NULL && sa->family() != PF_INET)
- return ERR_INTERNAL; // no PASV for non-PF_INET connections
-
- const KInetSocketAddress *sin = static_cast<const KInetSocketAddress*>(sa);
-
- if (m_extControl & pasvUnknown)
- return ERR_INTERNAL; // already tried and got "unknown command"
-
- m_bPasv = true;
-
- /* Let's PASsiVe*/
- if( !ftpSendCmd("PASV") || (m_iRespType != 2) )
- {
- kdDebug(7102) << "PASV attempt failed" << endl;
- // unknown command?
- if( m_iRespType == 5 )
- {
- kdDebug(7102) << "disabling use of PASV" << endl;
- m_extControl |= pasvUnknown;
- }
- return ERR_INTERNAL;
- }
-
- // The usual answer is '227 Entering Passive Mode. (160,39,200,55,6,245)'
- // but anonftpd gives '227 =160,39,200,55,6,245'
- int i[6];
- const char *start = strchr(ftpResponse(3), '(');
- if ( !start )
- start = strchr(ftpResponse(3), '=');
- if ( !start ||
- ( sscanf(start, "(%d,%d,%d,%d,%d,%d)",&i[0], &i[1], &i[2], &i[3], &i[4], &i[5]) != 6 &&
- sscanf(start, "=%d,%d,%d,%d,%d,%d", &i[0], &i[1], &i[2], &i[3], &i[4], &i[5]) != 6 ) )
- {
- kdError(7102) << "parsing IP and port numbers failed. String parsed: " << start << endl;
- return ERR_INTERNAL;
- }
-
- // Make hostname and port number ...
- int port = i[4] << 8 | i[5];
-
- // we ignore the host part on purpose for two reasons
- // a) it might be wrong anyway
- // b) it would make us being suceptible to a port scanning attack
-
- // now connect the data socket ...
- m_data = new FtpSocket("PASV");
- m_data->setAddress(sin->nodeName(), port);
-
- kdDebug(7102) << "Connecting to " << sin->nodeName() << " on port " << port << endl;
- return m_data->connectSocket(connectTimeout(), false);
-}
-
-/*
- * ftpOpenEPSVDataConnection - opens a data connection via EPSV
- */
-int Ftp::ftpOpenEPSVDataConnection()
-{
- assert(m_control != NULL); // must have control connection socket
- assert(m_data == NULL); // ... but no data connection
-
- const TDESocketAddress *sa = m_control->peerAddress();
- int portnum;
- // we are sure sa is a KInetSocketAddress, because we asked for KExtendedSocket::inetSocket
- // when we connected
- const KInetSocketAddress *sin = static_cast<const KInetSocketAddress*>(sa);
-
- if (m_extControl & epsvUnknown || sa == NULL)
- return ERR_INTERNAL;
-
- m_bPasv = true;
- if( !ftpSendCmd("EPSV") || (m_iRespType != 2) )
- {
- // unknown command?
- if( m_iRespType == 5 )
- {
- kdDebug(7102) << "disabling use of EPSV" << endl;
- m_extControl |= epsvUnknown;
- }
- return ERR_INTERNAL;
- }
-
- const char *start = strchr(ftpResponse(3), '|');
- if ( !start || sscanf(start, "|||%d|", &portnum) != 1)
- return ERR_INTERNAL;
-
- m_data = new FtpSocket("EPSV");
- m_data->setAddress(sin->nodeName(), portnum);
- return m_data->connectSocket(connectTimeout(), false) != 0;
-}
-
-/*
- * ftpOpenEPRTDataConnection
- * @return 0 on success, ERR_INTERNAL if mode not acceptable -or- a fatal error code
- */
-int Ftp::ftpOpenEPRTDataConnection()
-{
- assert(m_control != NULL); // must have control connection socket
- assert(m_data == NULL); // ... but no data connection
-
- // yes, we are sure this is a KInetSocketAddress
- const KInetSocketAddress *sin = static_cast<const KInetSocketAddress*>(m_control->localAddress());
- m_bPasv = false;
- if (m_extControl & eprtUnknown || sin == NULL)
- return ERR_INTERNAL;
-
- m_data = new FtpSocket("EPRT");
- m_data->setHost(sin->nodeName());
- m_data->setPort(0); // setting port to 0 will make us bind to a random, free port
- m_data->setSocketFlags(KExtendedSocket::noResolve | KExtendedSocket::passiveSocket |
- KExtendedSocket::inetSocket);
-
- if (m_data->listen(1) < 0)
- return ERR_COULD_NOT_LISTEN;
-
- sin = static_cast<const KInetSocketAddress*>(m_data->localAddress());
- if (sin == NULL)
- return ERR_INTERNAL;
-
- // TQString command = TQString::fromLatin1("eprt |%1|%2|%3|").arg(sin->ianaFamily())
- // .arg(sin->nodeName())
- // .arg(sin->port());
- TQCString command;
- command.sprintf("eprt |%d|%s|%d|", sin->ianaFamily(),
- sin->nodeName().latin1(), sin->port());
-
- // FIXME! Encoding for hostnames?
- if( ftpSendCmd(command) && (m_iRespType == 2) )
- return 0;
-
- // unknown command?
- if( m_iRespType == 5 )
- {
- kdDebug(7102) << "disabling use of EPRT" << endl;
- m_extControl |= eprtUnknown;
- }
- return ERR_INTERNAL;
-}
-
-/*
- * ftpOpenDataConnection - set up data connection
- *
- * The routine calls several ftpOpenXxxxConnection() helpers to find
- * the best connection mode. If a helper cannot connect if returns
- * ERR_INTERNAL - so this is not really an error! All other error
- * codes are treated as fatal, e.g. they are passed back to the caller
- * who is responsible for calling error(). ftpOpenPortDataConnection
- * can be called as last try and it does never return ERR_INTERNAL.
- *
- * @return 0 if successful, err code otherwise
- */
-int Ftp::ftpOpenDataConnection()
-{
- // make sure that we are logged on and have no data connection...
- assert( m_bLoggedOn );
- ftpCloseDataConnection();
-
- int iErrCode = 0;
- int iErrCodePASV = 0; // Remember error code from PASV
-
- // First try passive (EPSV & PASV) modes
- if( !config()->readBoolEntry("DisablePassiveMode", false) )
- {
- iErrCode = ftpOpenPASVDataConnection();
- if(iErrCode == 0)
- return 0; // success
- iErrCodePASV = iErrCode;
- ftpCloseDataConnection();
-
- if( !config()->readBoolEntry("DisableEPSV", false) )
- {
- iErrCode = ftpOpenEPSVDataConnection();
- if(iErrCode == 0)
- return 0; // success
- ftpCloseDataConnection();
- }
-
- // if we sent EPSV ALL already and it was accepted, then we can't
- // use active connections any more
- if (m_extControl & epsvAllSent)
- return iErrCodePASV ? iErrCodePASV : iErrCode;
- }
-
- if( !config()->readBoolEntry("DisableEPRT", false) )
- {
- iErrCode = ftpOpenEPRTDataConnection();
- if(iErrCode == 0)
- return 0; // success
- ftpCloseDataConnection();
- }
-
- // fall back to port mode
- iErrCode = ftpOpenPortDataConnection();
- if(iErrCode == 0)
- return 0; // success
-
- ftpCloseDataConnection();
- // prefer to return the error code from PASV if any, since that's what should have worked in the first place
- return iErrCodePASV ? iErrCodePASV : iErrCode;
-}
-
-/*
- * ftpOpenPortDataConnection - set up data connection
- *
- * @return 0 if successfull, err code otherwise (but never ERR_INTERNAL
- * because this is the last connection mode that is tried)
- */
-int Ftp::ftpOpenPortDataConnection()
-{
- assert(m_control != NULL); // must have control connection socket
- assert(m_data == NULL); // ... but no data connection
-
- m_bPasv = false;
-
- // create a socket, bind it and let it listen ...
- m_data = new FtpSocket("PORT");
- m_data->setSocketFlags(KExtendedSocket::noResolve | KExtendedSocket::passiveSocket |
- KExtendedSocket::inetSocket);
-
- // yes, we are sure this is a KInetSocketAddress
- const KInetSocketAddress* pAddr = static_cast<const KInetSocketAddress*>(m_control->localAddress());
- m_data->setAddress(pAddr->nodeName(), "0");
- m_data->setAddressReusable(true);
-
- if(m_data->listen(1) < 0)
- return ERR_COULD_NOT_LISTEN;
- struct linger lng = { 0, 0 };
- if ( !m_data->setSocketOption(SO_LINGER, (char*)&lng, sizeof(lng)) )
- return ERR_COULD_NOT_CREATE_SOCKET;
-
- // send the PORT command ...
- pAddr = static_cast<const KInetSocketAddress*>(m_data->localAddress());
- struct sockaddr* psa = (struct sockaddr*)pAddr->addressV4();
- unsigned char* pData = (unsigned char*)(psa->sa_data);
- TQCString portCmd;
- portCmd.sprintf("port %d,%d,%d,%d,%d,%d",
- pData[2], pData[3], pData[4], pData[5], pData[0], pData[1]);
- if( ftpSendCmd(portCmd) && (m_iRespType == 2) )
- return 0;
- return ERR_COULD_NOT_CONNECT;
-}
-
-/*
- * ftpAcceptConnect - wait for incoming connection
- * Used by @ref ftpOpenCommand
- *
- * return false on error or timeout
- */
-int Ftp::ftpAcceptConnect()
-{
- assert(m_data != NULL);
-
- if ( m_bPasv )
- {
- m_data->setServer(-1);
- return true;
- }
-
- int sSock = m_data->fd();
- struct sockaddr addr;
- for(;;)
- {
- fd_set mask;
- FD_ZERO(&mask);
- FD_SET(sSock,&mask);
- int r = KSocks::self()->select(sSock + 1, &mask, NULL, NULL, 0L);
- if( r < 0 && errno != EINTR && errno != EAGAIN )
- continue;
- if( r > 0 )
- break;
- }
-
- ksocklen_t l = sizeof(addr);
- m_data->setServer( KSocks::self()->accept(sSock, &addr, &l) );
- return (m_data->server() != -1);
-}
-
-bool Ftp::ftpOpenCommand( const char *_command, const TQString & _path, char _mode,
- int errorcode, TDEIO::fileoffset_t _offset )
-{
- int errCode = 0;
- if( !ftpDataMode(_mode) )
- errCode = ERR_COULD_NOT_CONNECT;
- else
- errCode = ftpOpenDataConnection();
-
- if(errCode != 0)
- {
- error(errCode, m_host);
- return false;
- }
-
- if ( _offset > 0 ) {
- // send rest command if offset > 0, this applies to retr and stor commands
- char buf[100];
- sprintf(buf, "rest %lld", _offset);
- if ( !ftpSendCmd( buf ) )
- return false;
- if( m_iRespType != 3 )
- {
- error( ERR_CANNOT_RESUME, _path ); // should never happen
- return false;
- }
- }
-
- TQCString tmp = _command;
- TQString errormessage;
-
- if ( !_path.isEmpty() ) {
- tmp += " ";
- tmp += remoteEncoding()->encode(_path);
- }
-
- if( !ftpSendCmd( tmp ) || (m_iRespType != 1) )
- {
- if( _offset > 0 && strcmp(_command, "retr") == 0 && (m_iRespType == 4) )
- errorcode = ERR_CANNOT_RESUME;
- // The error here depends on the command
- errormessage = _path;
- }
-
- else
- {
- // Only now we know for sure that we can resume
- if ( _offset > 0 && strcmp(_command, "retr") == 0 )
- canResume();
-
- if( ftpAcceptConnect() )
- { m_bBusy = true; // cleared in ftpCloseCommand
- return true;
- }
- errorcode = ERR_COULD_NOT_ACCEPT;
- }
-
- error(errorcode, errormessage);
- return false;
-}
-
-
-bool Ftp::ftpCloseCommand()
-{
- // first close data sockets (if opened), then read response that
- // we got for whatever was used in ftpOpenCommand ( should be 226 )
- if(m_data)
- {
- delete m_data;
- m_data = NULL;
- }
- if(!m_bBusy)
- return true;
-
- kdDebug(7102) << "ftpCloseCommand: reading command result" << endl;
- m_bBusy = false;
-
- if(!ftpResponse(-1) || (m_iRespType != 2) )
- {
- kdDebug(7102) << "ftpCloseCommand: no transfer complete message" << endl;
- return false;
- }
- return true;
-}
-
-void Ftp::mkdir( const KURL & url, int permissions )
-{
- if( !ftpOpenConnection(loginImplicit) )
- return;
-
- TQString path = remoteEncoding()->encode(url);
- TQCString buf = "mkd ";
- buf += remoteEncoding()->encode(path);
-
- if( !ftpSendCmd( buf ) || (m_iRespType != 2) )
- {
- TQString currentPath( m_currentPath );
-
- // Check whether or not mkdir failed because
- // the directory already exists...
- if( ftpFolder( path, false ) )
- {
- error( ERR_DIR_ALREADY_EXIST, path );
- // Change the directory back to what it was...
- (void) ftpFolder( currentPath, false );
- return;
- }
-
- error( ERR_COULD_NOT_MKDIR, path );
- return;
- }
-
- if ( permissions != -1 )
- {
- // chmod the dir we just created, ignoring errors.
- (void) ftpChmod( path, permissions );
- }
-
- finished();
-}
-
-void Ftp::rename( const KURL& src, const KURL& dst, bool overwrite )
-{
- if( !ftpOpenConnection(loginImplicit) )
- return;
-
- // The actual functionality is in ftpRename because put needs it
- if ( ftpRename( src.path(), dst.path(), overwrite ) )
- finished();
- else
- error( ERR_CANNOT_RENAME, src.path() );
-}
-
-bool Ftp::ftpRename( const TQString & src, const TQString & dst, bool overwrite )
-{
- assert( m_bLoggedOn );
-
- // Must check if dst already exists, RNFR+RNTO overwrites by default (#127793).
- if (!overwrite) {
- if (ftpSize(dst, 'I')) {
- error(ERR_FILE_ALREADY_EXIST, dst);
- return false;
- }
- }
- if (ftpFolder(dst, false)) {
- error(ERR_DIR_ALREADY_EXIST, dst);
- return false;
- }
-
- // Must check if dst already exists, RNFR+RNTO overwrites by default (#127793).
- if (ftpFileExists(dst)) {
- error(ERR_FILE_ALREADY_EXIST, dst);
- return false;
- }
- if (ftpFolder(dst, false)) {
- error(ERR_DIR_ALREADY_EXIST, dst);
- return false;
- }
-
- int pos = src.findRev("/");
- if( !ftpFolder(src.left(pos+1), false) )
- return false;
-
- TQCString from_cmd = "RNFR ";
- from_cmd += remoteEncoding()->encode(src.mid(pos+1));
- if( !ftpSendCmd( from_cmd ) || (m_iRespType != 3) )
- return false;
-
- TQCString to_cmd = "RNTO ";
- to_cmd += remoteEncoding()->encode(dst);
- if( !ftpSendCmd( to_cmd ) || (m_iRespType != 2) )
- return false;
-
- return true;
-}
-
-void Ftp::del( const KURL& url, bool isfile )
-{
- if( !ftpOpenConnection(loginImplicit) )
- return;
-
- // When deleting a directory, we must exit from it first
- // The last command probably went into it (to stat it)
- if ( !isfile )
- ftpFolder(remoteEncoding()->directory(url), false); // ignore errors
-
- TQCString cmd = isfile ? "DELE " : "RMD ";
- cmd += remoteEncoding()->encode(url);
-
- if( !ftpSendCmd( cmd ) || (m_iRespType != 2) )
- error( ERR_CANNOT_DELETE, url.path() );
- else
- finished();
-}
-
-bool Ftp::ftpChmod( const TQString & path, int permissions )
-{
- assert( m_bLoggedOn );
-
- if(m_extControl & chmodUnknown) // previous errors?
- return false;
-
- // we need to do bit AND 777 to get permissions, in case
- // we were sent a full mode (unlikely)
- TQCString cmd;
- cmd.sprintf("SITE CHMOD %o ", permissions & 511 );
- cmd += remoteEncoding()->encode(path);
-
- ftpSendCmd(cmd);
- if(m_iRespType == 2)
- return true;
-
- if(m_iRespCode == 500)
- {
- m_extControl |= chmodUnknown;
- kdDebug(7102) << "ftpChmod: CHMOD not supported - disabling";
- }
- return false;
-}
-
-void Ftp::chmod( const KURL & url, int permissions )
-{
- if( !ftpOpenConnection(loginImplicit) )
- return;
-
- if ( !ftpChmod( url.path(), permissions ) )
- error( ERR_CANNOT_CHMOD, url.path() );
- else
- finished();
-}
-
-void Ftp::ftpCreateUDSEntry( const TQString & filename, FtpEntry& ftpEnt, UDSEntry& entry, bool isDir )
-{
- assert(entry.count() == 0); // by contract :-)
- UDSAtom atom;
- atom.m_uds = UDS_NAME;
- atom.m_str = filename;
- entry.append( atom );
-
- atom.m_uds = UDS_SIZE;
- atom.m_long = ftpEnt.size;
- entry.append( atom );
-
- atom.m_uds = UDS_MODIFICATION_TIME;
- atom.m_long = ftpEnt.date;
- entry.append( atom );
-
- atom.m_uds = UDS_ACCESS;
- atom.m_long = ftpEnt.access;
- entry.append( atom );
-
- atom.m_uds = UDS_USER;
- atom.m_str = ftpEnt.owner;
- entry.append( atom );
-
- if ( !ftpEnt.group.isEmpty() )
- {
- atom.m_uds = UDS_GROUP;
- atom.m_str = ftpEnt.group;
- entry.append( atom );
- }
-
- if ( !ftpEnt.link.isEmpty() )
- {
- atom.m_uds = UDS_LINK_DEST;
- atom.m_str = ftpEnt.link;
- entry.append( atom );
-
- KMimeType::Ptr mime = KMimeType::findByURL( KURL("ftp://host/" + filename ) );
- // Links on ftp sites are often links to dirs, and we have no way to check
- // that. Let's do like Netscape : assume dirs generally.
- // But we do this only when the mimetype can't be known from the filename.
- // --> we do better than Netscape :-)
- if ( mime->name() == KMimeType::defaultMimeType() )
- {
- kdDebug(7102) << "Setting guessed mime type to inode/directory for " << filename << endl;
- atom.m_uds = UDS_GUESSED_MIME_TYPE;
- atom.m_str = "inode/directory";
- entry.append( atom );
- isDir = true;
- }
- }
-
- atom.m_uds = UDS_FILE_TYPE;
- atom.m_long = isDir ? S_IFDIR : ftpEnt.type;
- entry.append( atom );
-
- /* atom.m_uds = UDS_ACCESS_TIME;
- atom.m_long = buff.st_atime;
- entry.append( atom );
-
- atom.m_uds = UDS_CREATION_TIME;
- atom.m_long = buff.st_ctime;
- entry.append( atom ); */
-}
-
-
-void Ftp::ftpShortStatAnswer( const TQString& filename, bool isDir )
-{
- UDSEntry entry;
- UDSAtom atom;
-
- atom.m_uds = TDEIO::UDS_NAME;
- atom.m_str = filename;
- entry.append( atom );
-
- atom.m_uds = TDEIO::UDS_FILE_TYPE;
- atom.m_long = isDir ? S_IFDIR : S_IFREG;
- entry.append( atom );
-
- atom.m_uds = TDEIO::UDS_ACCESS;
- atom.m_long = S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
- entry.append( atom );
-
- // No details about size, ownership, group, etc.
-
- statEntry(entry);
- finished();
-}
-
-void Ftp::ftpStatAnswerNotFound( const TQString & path, const TQString & filename )
-{
- // Only do the 'hack' below if we want to download an existing file (i.e. when looking at the "source")
- // When e.g. uploading a file, we still need stat() to return "not found"
- // when the file doesn't exist.
- TQString statSide = metaData("statSide");
- kdDebug(7102) << "Ftp::stat statSide=" << statSide << endl;
- if ( statSide == "source" )
- {
- kdDebug(7102) << "Not found, but assuming found, because some servers don't allow listing" << endl;
- // MS Server is incapable of handling "list <blah>" in a case insensitive way
- // But "retr <blah>" works. So lie in stat(), to get going...
- //
- // There's also the case of ftp://ftp2.3ddownloads.com/90380/linuxgames/loki/patches/ut/ut-patch-436.run
- // where listing permissions are denied, but downloading is still possible.
- ftpShortStatAnswer( filename, false /*file, not dir*/ );
-
- return;
- }
-
- error( ERR_DOES_NOT_EXIST, path );
-}
-
-void Ftp::stat( const KURL &url)
-{
- kdDebug(7102) << "Ftp::stat : path='" << url.path() << "'" << endl;
- if( !ftpOpenConnection(loginImplicit) )
- return;
-
- TQString path = TQDir::cleanDirPath( url.path() );
- kdDebug(7102) << "Ftp::stat : cleaned path='" << path << "'" << endl;
-
- // We can't stat root, but we know it's a dir.
- if( path.isEmpty() || path == "/" )
- {
- UDSEntry entry;
- UDSAtom atom;
-
- atom.m_uds = TDEIO::UDS_NAME;
- atom.m_str = TQString::null;
- entry.append( atom );
-
- atom.m_uds = TDEIO::UDS_FILE_TYPE;
- atom.m_long = S_IFDIR;
- entry.append( atom );
-
- atom.m_uds = TDEIO::UDS_ACCESS;
- atom.m_long = S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
- entry.append( atom );
-
- atom.m_uds = TDEIO::UDS_USER;
- atom.m_str = "root";
- entry.append( atom );
- atom.m_uds = TDEIO::UDS_GROUP;
- entry.append( atom );
-
- // no size
-
- statEntry( entry );
- finished();
- return;
- }
-
- KURL tempurl( url );
- tempurl.setPath( path ); // take the clean one
- TQString listarg; // = tempurl.directory(false /*keep trailing slash*/);
- TQString parentDir;
- TQString filename = tempurl.fileName();
- Q_ASSERT(!filename.isEmpty());
- TQString search = filename;
-
- // Try cwd into it, if it works it's a dir (and then we'll list the parent directory to get more info)
- // if it doesn't work, it's a file (and then we'll use dir filename)
- bool isDir = ftpFolder(path, false);
-
- // if we're only interested in "file or directory", we should stop here
- TQString sDetails = metaData("details");
- int details = sDetails.isEmpty() ? 2 : sDetails.toInt();
- kdDebug(7102) << "Ftp::stat details=" << details << endl;
- if ( details == 0 )
- {
- if ( !isDir && !ftpSize( path, 'I' ) ) // ok, not a dir -> is it a file ?
- { // no -> it doesn't exist at all
- ftpStatAnswerNotFound( path, filename );
- return;
- }
- ftpShortStatAnswer( filename, isDir ); // successfully found a dir or a file -> done
- return;
- }
-
- if (!isDir)
- {
- // It is a file or it doesn't exist, try going to parent directory
- parentDir = tempurl.directory(false /*keep trailing slash*/);
- // With files we can do "LIST <filename>" to avoid listing the whole dir
- listarg = filename;
- }
- else
- {
- // --- New implementation:
- // Don't list the parent dir. Too slow, might not show it, etc.
- // Just return that it's a dir.
- UDSEntry entry;
- UDSAtom atom;
-
- atom.m_uds = TDEIO::UDS_NAME;
- atom.m_str = filename;
- entry.append( atom );
-
- atom.m_uds = TDEIO::UDS_FILE_TYPE;
- atom.m_long = S_IFDIR;
- entry.append( atom );
-
- atom.m_uds = TDEIO::UDS_ACCESS;
- atom.m_long = S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
- entry.append( atom );
-
- // No clue about size, ownership, group, etc.
-
- statEntry(entry);
- finished();
- return;
-
- // --- Old implementation:
-#if 0
- // It's a dir, remember that
- // Reason: it could be a symlink to a dir, in which case ftpReadDir
- // in the parent dir will have no idea about that. But we know better.
- isDir = true;
- // If the dir starts with '.', we'll need '-a' to see it in the listing.
- if ( search[0] == '.' )
- listarg = "-a";
- parentDir = "..";
-#endif
- }
-
- // Now cwd the parent dir, to prepare for listing
- if( !ftpFolder(parentDir, true) )
- return;
-
- if( !ftpOpenCommand( "list", listarg, 'I', ERR_DOES_NOT_EXIST ) )
- {
- kdError(7102) << "COULD NOT LIST" << endl;
- return;
- }
- kdDebug(7102) << "Starting of list was ok" << endl;
-
- Q_ASSERT( !search.isEmpty() && search != "/" );
-
- bool bFound = false;
- KURL linkURL;
- FtpEntry ftpEnt;
- while( ftpReadDir(ftpEnt) )
- {
- // We look for search or filename, since some servers (e.g. ftp.tuwien.ac.at)
- // return only the filename when doing "dir /full/path/to/file"
- if ( !bFound )
- {
- if ( ( search == ftpEnt.name || filename == ftpEnt.name ) ) {
- if ( !filename.isEmpty() ) {
- bFound = true;
- UDSEntry entry;
- ftpCreateUDSEntry( filename, ftpEnt, entry, isDir );
- statEntry( entry );
- }
- } else if ( isDir && ( ftpEnt.name == listarg || ftpEnt.name+'/' == listarg ) ) {
- // Damn, the dir we're trying to list is in fact a symlink
- // Follow it and try again
- if ( ftpEnt.link.isEmpty() )
- kdWarning(7102) << "Got " << listarg << " as answer, but empty link!" << endl;
- else
- {
- linkURL = url;
- kdDebug(7102) << "ftpEnt.link=" << ftpEnt.link << endl;
- if ( ftpEnt.link[0] == '/' )
- linkURL.setPath( ftpEnt.link ); // Absolute link
- else
- {
- // Relative link (stat will take care of cleaning ../.. etc.)
- linkURL.setPath( listarg ); // this is what we were listing (the link)
- linkURL.setPath( linkURL.directory() ); // go up one dir
- linkURL.addPath( ftpEnt.link ); // replace link by its destination
- kdDebug(7102) << "linkURL now " << linkURL.prettyURL() << endl;
- }
- // Re-add the filename we're looking for
- linkURL.addPath( filename );
- }
- bFound = true;
- }
- }
-
- // kdDebug(7102) << ftpEnt.name << endl;
- }
-
- ftpCloseCommand(); // closes the data connection only
-
- if ( !bFound )
- {
- ftpStatAnswerNotFound( path, filename );
- return;
- }
-
- if ( !linkURL.isEmpty() )
- {
- if ( linkURL == url || linkURL == tempurl )
- {
- error( ERR_CYCLIC_LINK, linkURL.prettyURL() );
- return;
- }
- stat( linkURL );
- return;
- }
-
- kdDebug(7102) << "stat : finished successfully" << endl;
- finished();
-}
-
-
-void Ftp::listDir( const KURL &url )
-{
- kdDebug(7102) << "Ftp::listDir " << url.prettyURL() << endl;
- if( !ftpOpenConnection(loginImplicit) )
- return;
-
- // No path specified ?
- TQString path = url.path();
- if ( path.isEmpty() )
- {
- KURL realURL;
- realURL.setProtocol( "ftp" );
- if ( m_user != FTP_LOGIN )
- realURL.setUser( m_user );
- // We set the password, so that we don't ask for it if it was given
- if ( m_pass != FTP_PASSWD )
- realURL.setPass( m_pass );
- realURL.setHost( m_host );
- realURL.setPort( m_port );
- if ( m_initialPath.isEmpty() )
- m_initialPath = "/";
- realURL.setPath( m_initialPath );
- kdDebug(7102) << "REDIRECTION to " << realURL.prettyURL() << endl;
- redirection( realURL );
- finished();
- return;
- }
-
- kdDebug(7102) << "hunting for path '" << path << "'" << endl;
-
- if (!ftpOpenDir( path ) )
- {
- if ( ftpSize( path, 'I' ) ) // is it a file ?
- {
- error( ERR_IS_FILE, path );
- return;
- }
- // not sure which to emit
- //error( ERR_DOES_NOT_EXIST, path );
- error( ERR_CANNOT_ENTER_DIRECTORY, path );
- return;
- }
-
- UDSEntry entry;
- FtpEntry ftpEnt;
- while( ftpReadDir(ftpEnt) )
- {
- //kdDebug(7102) << ftpEnt.name << endl;
- //Q_ASSERT( !ftpEnt.name.isEmpty() );
- if ( !ftpEnt.name.isEmpty() )
- {
- //if ( S_ISDIR( (mode_t)ftpEnt.type ) )
- // kdDebug(7102) << "is a dir" << endl;
- //if ( !ftpEnt.link.isEmpty() )
- // kdDebug(7102) << "is a link to " << ftpEnt.link << endl;
- entry.clear();
- ftpCreateUDSEntry( ftpEnt.name, ftpEnt, entry, false );
- listEntry( entry, false );
- }
- }
- listEntry( entry, true ); // ready
- ftpCloseCommand(); // closes the data connection only
- finished();
-}
-
-void Ftp::slave_status()
-{
- kdDebug(7102) << "Got slave_status host = " << (m_host.ascii() ? m_host.ascii() : "[None]") << " [" << (m_bLoggedOn ? "Connected" : "Not connected") << "]" << endl;
- slaveStatus( m_host, m_bLoggedOn );
-}
-
-bool Ftp::ftpOpenDir( const TQString & path )
-{
- //TQString path( _url.path(-1) );
-
- // We try to change to this directory first to see whether it really is a directory.
- // (And also to follow symlinks)
- TQString tmp = path.isEmpty() ? TQString("/") : path;
-
- // We get '550', whether it's a file or doesn't exist...
- if( !ftpFolder(tmp, false) )
- return false;
-
- // Don't use the path in the list command:
- // We changed into this directory anyway - so it's enough just to send "list".
- // We use '-a' because the application MAY be interested in dot files.
- // The only way to really know would be to have a metadata flag for this...
- // Since some windows ftp server seems not to support the -a argument, we use a fallback here.
- // In fact we have to use -la otherwise -a removes the default -l (e.g. ftp.trolltech.com)
- if( !ftpOpenCommand( "list -la", TQString::null, 'I', ERR_CANNOT_ENTER_DIRECTORY ) )
- {
- if ( !ftpOpenCommand( "list", TQString::null, 'I', ERR_CANNOT_ENTER_DIRECTORY ) )
- {
- kdWarning(7102) << "Can't open for listing" << endl;
- return false;
- }
- }
- kdDebug(7102) << "Starting of list was ok" << endl;
- return true;
-}
-
-bool Ftp::ftpReadDir(FtpEntry& de)
-{
- assert(m_data != NULL);
-
- // get a line from the data connecetion ...
- while( !m_data->textEOF() )
- {
- if(m_data->textRead() <= 0)
- continue;
- if(m_data->textTooLong())
- kdWarning(7102) << "ftpReadDir line too long - truncated" << endl;
-
- const char* buffer = m_data->textLine();
- kdDebug(7102) << "dir > " << buffer << endl;
-
- //Normally the listing looks like
- // -rw-r--r-- 1 dfaure dfaure 102 Nov 9 12:30 log
- // but on Netware servers like ftp://ci-1.ci.pwr.wroc.pl/ it looks like (#76442)
- // d [RWCEAFMS] Admin 512 Oct 13 2004 PSI
-
- // we should always get the following 5 fields ...
- const char *p_access, *p_junk, *p_owner, *p_group, *p_size;
- if( (p_access = strtok((char*)buffer," ")) == 0) continue;
- if( (p_junk = strtok(NULL," ")) == 0) continue;
- if( (p_owner = strtok(NULL," ")) == 0) continue;
- if( (p_group = strtok(NULL," ")) == 0) continue;
- if( (p_size = strtok(NULL," ")) == 0) continue;
-
- //kdDebug(7102) << "p_access=" << p_access << " p_junk=" << p_junk << " p_owner=" << p_owner << " p_group=" << p_group << " p_size=" << p_size << endl;
-
- de.access = 0;
- if ( strlen( p_access ) == 1 && p_junk[0] == '[' ) { // Netware
- de.access = S_IRWXU | S_IRWXG | S_IRWXO; // unknown -> give all permissions
- }
-
- const char *p_date_1, *p_date_2, *p_date_3, *p_name;
-
- // A special hack for "/dev". A listing may look like this:
- // crw-rw-rw- 1 root root 1, 5 Jun 29 1997 zero
- // So we just ignore the number in front of the ",". Ok, its a hack :-)
- if ( strchr( p_size, ',' ) != 0L )
- {
- //kdDebug(7102) << "Size contains a ',' -> reading size again (/dev hack)" << endl;
- if ((p_size = strtok(NULL," ")) == 0)
- continue;
- }
-
- // Check whether the size we just read was really the size
- // or a month (this happens when the server lists no group)
- // Used to be the case on sunsite.uio.no, but not anymore
- // This is needed for the Netware case, too.
- if ( !isdigit( *p_size ) )
- {
- p_date_1 = p_size;
- p_size = p_group;
- p_group = 0;
- //kdDebug(7102) << "Size didn't have a digit -> size=" << p_size << " date_1=" << p_date_1 << endl;
- }
- else
- {
- p_date_1 = strtok(NULL," ");
- //kdDebug(7102) << "Size has a digit -> ok. p_date_1=" << p_date_1 << endl;
- }
-
- if ( p_date_1 != 0 &&
- (p_date_2 = strtok(NULL," ")) != 0 &&
- (p_date_3 = strtok(NULL," ")) != 0 &&
- (p_name = strtok(NULL,"\r\n")) != 0 )
- {
- {
- TQCString tmp( p_name );
- if ( p_access[0] == 'l' )
- {
- int i = tmp.findRev( " -> " );
- if ( i != -1 ) {
- de.link = remoteEncoding()->decode(p_name + i + 4);
- tmp.truncate( i );
- }
- else
- de.link = TQString::null;
- }
- else
- de.link = TQString::null;
-
- if ( tmp[0] == '/' ) // listing on ftp://ftp.gnupg.org/ starts with '/'
- tmp.remove( 0, 1 );
-
- if (tmp.find('/') != -1)
- continue; // Don't trick us!
- // Some sites put more than one space between the date and the name
- // e.g. ftp://ftp.uni-marburg.de/mirror/
- de.name = remoteEncoding()->decode(tmp.stripWhiteSpace());
- }
-
- de.type = S_IFREG;
- switch ( p_access[0] ) {
- case 'd':
- de.type = S_IFDIR;
- break;
- case 's':
- de.type = S_IFSOCK;
- break;
- case 'b':
- de.type = S_IFBLK;
- break;
- case 'c':
- de.type = S_IFCHR;
- break;
- case 'l':
- de.type = S_IFREG;
- // we don't set S_IFLNK here. de.link says it.
- break;
- default:
- break;
- }
-
- if ( p_access[1] == 'r' )
- de.access |= S_IRUSR;
- if ( p_access[2] == 'w' )
- de.access |= S_IWUSR;
- if ( p_access[3] == 'x' || p_access[3] == 's' )
- de.access |= S_IXUSR;
- if ( p_access[4] == 'r' )
- de.access |= S_IRGRP;
- if ( p_access[5] == 'w' )
- de.access |= S_IWGRP;
- if ( p_access[6] == 'x' || p_access[6] == 's' )
- de.access |= S_IXGRP;
- if ( p_access[7] == 'r' )
- de.access |= S_IROTH;
- if ( p_access[8] == 'w' )
- de.access |= S_IWOTH;
- if ( p_access[9] == 'x' || p_access[9] == 't' )
- de.access |= S_IXOTH;
- if ( p_access[3] == 's' || p_access[3] == 'S' )
- de.access |= S_ISUID;
- if ( p_access[6] == 's' || p_access[6] == 'S' )
- de.access |= S_ISGID;
- if ( p_access[9] == 't' || p_access[9] == 'T' )
- de.access |= S_ISVTX;
-
- de.owner = remoteEncoding()->decode(p_owner);
- de.group = remoteEncoding()->decode(p_group);
- de.size = charToLongLong(p_size);
-
- // Parsing the date is somewhat tricky
- // Examples : "Oct 6 22:49", "May 13 1999"
-
- // First get current time - we need the current month and year
- time_t currentTime = time( 0L );
- struct tm * tmptr = gmtime( &currentTime );
- int currentMonth = tmptr->tm_mon;
- //kdDebug(7102) << "Current time :" << asctime( tmptr ) << endl;
- // Reset time fields
- tmptr->tm_isdst = -1; // We do not know anything about day saving time (of any random day of the year)
- tmptr->tm_sec = 0;
- tmptr->tm_min = 0;
- tmptr->tm_hour = 0;
- // Get day number (always second field)
- tmptr->tm_mday = atoi( p_date_2 );
- // Get month from first field
- // NOTE : no, we don't want to use KLocale here
- // It seems all FTP servers use the English way
- //kdDebug(7102) << "Looking for month " << p_date_1 << endl;
- static const char * s_months[12] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
- for ( int c = 0 ; c < 12 ; c ++ )
- if ( !strcmp( p_date_1, s_months[c]) )
- {
- //kdDebug(7102) << "Found month " << c << " for " << p_date_1 << endl;
- tmptr->tm_mon = c;
- break;
- }
-
- // Parse third field
- if ( strlen( p_date_3 ) == 4 ) // 4 digits, looks like a year
- tmptr->tm_year = atoi( p_date_3 ) - 1900;
- else
- {
- // otherwise, the year is implicit
- // according to man ls, this happens when it is between than 6 months
- // old and 1 hour in the future.
- // So the year is : current year if tm_mon <= currentMonth+1
- // otherwise current year minus one
- // (The +1 is a security for the "+1 hour" at the end of the month issue)
- if ( tmptr->tm_mon > currentMonth + 1 )
- tmptr->tm_year--;
-
- // and p_date_3 contains probably a time
- char * semicolon;
- if ( ( semicolon = const_cast<char*>(strchr( p_date_3, ':' )) ) )
- {
- *semicolon = '\0';
- tmptr->tm_min = atoi( semicolon + 1 );
- tmptr->tm_hour = atoi( p_date_3 );
- }
- else
- kdWarning(7102) << "Can't parse third field " << p_date_3 << endl;
- }
-
- //kdDebug(7102) << asctime( tmptr ) << endl;
- de.date = mktime( tmptr );
- return true;
- }
- } // line invalid, loop to get another line
- return false;
-}
-
-//===============================================================================
-// public: get download file from server
-// helper: ftpGet called from get() and copy()
-//===============================================================================
-void Ftp::get( const KURL & url )
-{
- kdDebug(7102) << "Ftp::get " << url.url() << endl;
- int iError = 0;
- ftpGet(iError, -1, url, 0); // iError gets status
- if(iError) // can have only server side errs
- error(iError, url.path());
- ftpCloseCommand(); // must close command!
-}
-
-Ftp::StatusCode Ftp::ftpGet(int& iError, int iCopyFile, const KURL& url, TDEIO::fileoffset_t llOffset)
-{
- // Calls error() by itself!
- if( !ftpOpenConnection(loginImplicit) )
- return statusServerError;
-
- // Try to find the size of the file (and check that it exists at
- // the same time). If we get back a 550, "File does not exist"
- // or "not a plain file", check if it is a directory. If it is a
- // directory, return an error; otherwise simply try to retrieve
- // the request...
- if ( !ftpSize( url.path(), '?' ) && (m_iRespCode == 550) &&
- ftpFolder(url.path(), false) )
- {
- // Ok it's a dir in fact
- kdDebug(7102) << "ftpGet: it is a directory in fact" << endl;
- iError = ERR_IS_DIRECTORY;
- return statusServerError;
- }
-
- TQString resumeOffset = metaData("resume");
- if ( !resumeOffset.isEmpty() )
- {
- llOffset = resumeOffset.toLongLong();
- kdDebug(7102) << "ftpGet: got offset from metadata : " << llOffset << endl;
- }
-
- if( !ftpOpenCommand("retr", url.path(), '?', ERR_CANNOT_OPEN_FOR_READING, llOffset) )
- {
- kdWarning(7102) << "ftpGet: Can't open for reading" << endl;
- return statusServerError;
- }
-
- // Read the size from the response string
- if(m_size == UnknownSize)
- {
- const char* psz = strrchr( ftpResponse(4), '(' );
- if(psz) m_size = charToLongLong(psz+1);
- if (!m_size) m_size = UnknownSize;
- }
-
- TDEIO::filesize_t bytesLeft = 0;
- if ( m_size != UnknownSize )
- bytesLeft = m_size - llOffset;
-
- kdDebug(7102) << "ftpGet: starting with offset=" << llOffset << endl;
- TDEIO::fileoffset_t processed_size = llOffset;
-
- TQByteArray array;
- bool mimetypeEmitted = false;
- char buffer[maximumIpcSize];
- // start whith small data chunks in case of a slow data source (modem)
- // - unfortunately this has a negative impact on performance for large
- // - files - so we will increase the block size after a while ...
- int iBlockSize = initialIpcSize;
- int iBufferCur = 0;
-
- while(m_size == UnknownSize || bytesLeft > 0)
- { // let the buffer size grow if the file is larger 64kByte ...
- if(processed_size-llOffset > 1024 * 64)
- iBlockSize = maximumIpcSize;
-
- // read the data and detect EOF or error ...
- if(iBlockSize+iBufferCur > (int)sizeof(buffer))
- iBlockSize = sizeof(buffer) - iBufferCur;
- int n = m_data->read( buffer+iBufferCur, iBlockSize );
- if(n <= 0)
- { // this is how we detect EOF in case of unknown size
- if( m_size == UnknownSize && n == 0 )
- break;
- // unexpected eof. Happens when the daemon gets killed.
- iError = ERR_COULD_NOT_READ;
- return statusServerError;
- }
- processed_size += n;
-
- // collect very small data chunks in buffer before processing ...
- if(m_size != UnknownSize)
- {
- bytesLeft -= n;
- iBufferCur += n;
- if(iBufferCur < mimimumMimeSize && bytesLeft > 0)
- {
- processedSize( processed_size );
- continue;
- }
- n = iBufferCur;
- iBufferCur = 0;
- }
-
- // get the mime type and set the total size ...
- if(!mimetypeEmitted)
- {
- mimetypeEmitted = true;
-
- // We need a KMimeType::findByNameAndContent(data,filename)
- // For now we do: find by extension, and if not found (or extension not reliable)
- // then find by content.
- bool accurate = false;
- KMimeType::Ptr mime = KMimeType::findByURL( url, 0, false, true, &accurate );
- if ( !mime || mime->name() == KMimeType::defaultMimeType()
- || !accurate )
- {
- array.setRawData(buffer, n);
- KMimeMagicResult * result = KMimeMagic::self()->findBufferFileType(array, url.fileName());
- array.resetRawData(buffer, n);
- if ( result->mimeType() != KMimeType::defaultMimeType() )
- mime = KMimeType::mimeType( result->mimeType() );
- }
-
- kdDebug(7102) << "ftpGet: Emitting mimetype " << mime->name() << endl;
- mimeType( mime->name() );
- if( m_size != UnknownSize ) // Emit total size AFTER mimetype
- totalSize( m_size );
- }
-
- // write output file or pass to data pump ...
- if(iCopyFile == -1)
- {
- array.setRawData(buffer, n);
- data( array );
- array.resetRawData(buffer, n);
- }
- else if( (iError = WriteToFile(iCopyFile, buffer, n)) != 0)
- return statusClientError; // client side error
- processedSize( processed_size );
- }
-
- kdDebug(7102) << "ftpGet: done" << endl;
- if(iCopyFile == -1) // must signal EOF to data pump ...
- data(array); // array is empty and must be empty!
-
- processedSize( m_size == UnknownSize ? processed_size : m_size );
- kdDebug(7102) << "ftpGet: emitting finished()" << endl;
- finished();
- return statusSuccess;
-}
-
-/*
-void Ftp::mimetype( const KURL& url )
-{
- if( !ftpOpenConnection(loginImplicit) )
- return;
-
- if ( !ftpOpenCommand( "retr", url.path(), 'I', ERR_CANNOT_OPEN_FOR_READING, 0 ) ) {
- kdWarning(7102) << "Can't open for reading" << endl;
- return;
- }
- char buffer[ 2048 ];
- TQByteArray array;
- // Get one chunk of data only and send it, TDEIO::Job will determine the
- // mimetype from it using KMimeMagic
- int n = m_data->read( buffer, 2048 );
- array.setRawData(buffer, n);
- data( array );
- array.resetRawData(buffer, n);
-
- kdDebug(7102) << "aborting" << endl;
- ftpAbortTransfer();
-
- kdDebug(7102) << "finished" << endl;
- finished();
- kdDebug(7102) << "after finished" << endl;
-}
-
-void Ftp::ftpAbortTransfer()
-{
- // RFC 959, page 34-35
- // IAC (interpret as command) = 255 ; IP (interrupt process) = 254
- // DM = 242 (data mark)
- char msg[4];
- // 1. User system inserts the Telnet "Interrupt Process" (IP) signal
- // in the Telnet stream.
- msg[0] = (char) 255; //IAC
- msg[1] = (char) 254; //IP
- (void) send(sControl, msg, 2, 0);
- // 2. User system sends the Telnet "Sync" signal.
- msg[0] = (char) 255; //IAC
- msg[1] = (char) 242; //DM
- if (send(sControl, msg, 2, MSG_OOB) != 2)
- ; // error...
-
- // Send ABOR
- kdDebug(7102) << "send ABOR" << endl;
- TQCString buf = "ABOR\r\n";
- if ( KSocks::self()->write( sControl, buf.data(), buf.length() ) <= 0 ) {
- error( ERR_COULD_NOT_WRITE, TQString::null );
- return;
- }
-
- //
- kdDebug(7102) << "read resp" << endl;
- if ( readresp() != '2' )
- {
- error( ERR_COULD_NOT_READ, TQString::null );
- return;
- }
-
- kdDebug(7102) << "close sockets" << endl;
- closeSockets();
-}
-*/
-
-//===============================================================================
-// public: put upload file to server
-// helper: ftpPut called from put() and copy()
-//===============================================================================
-void Ftp::put(const KURL& url, int permissions, bool overwrite, bool resume)
-{
- kdDebug(7102) << "Ftp::put " << url.url() << endl;
- int iError = 0; // iError gets status
- ftpPut(iError, -1, url, permissions, overwrite, resume);
- if(iError) // can have only server side errs
- error(iError, url.path());
- ftpCloseCommand(); // must close command!
-}
-
-Ftp::StatusCode Ftp::ftpPut(int& iError, int iCopyFile, const KURL& dest_url,
- int permissions, bool overwrite, bool resume)
-{
- if( !ftpOpenConnection(loginImplicit) )
- return statusServerError;
-
- // Don't use mark partial over anonymous FTP.
- // My incoming dir allows put but not rename...
- bool bMarkPartial;
- if (m_user.isEmpty () || m_user == FTP_LOGIN)
- bMarkPartial = false;
- else
- bMarkPartial = config()->readBoolEntry("MarkPartial", true);
-
- TQString dest_orig = dest_url.path();
- TQString dest_part( dest_orig );
- dest_part += ".part";
-
- if ( ftpSize( dest_orig, 'I' ) )
- {
- if ( m_size == 0 )
- { // delete files with zero size
- TQCString cmd = "DELE ";
- cmd += remoteEncoding()->encode(dest_orig);
- if( !ftpSendCmd( cmd ) || (m_iRespType != 2) )
- {
- iError = ERR_CANNOT_DELETE_PARTIAL;
- return statusServerError;
- }
- }
- else if ( !overwrite && !resume )
- {
- iError = ERR_FILE_ALREADY_EXIST;
- return statusServerError;
- }
- else if ( bMarkPartial )
- { // when using mark partial, append .part extension
- if ( !ftpRename( dest_orig, dest_part, true ) )
- {
- iError = ERR_CANNOT_RENAME_PARTIAL;
- return statusServerError;
- }
- }
- // Don't chmod an existing file
- permissions = -1;
- }
- else if ( bMarkPartial && ftpSize( dest_part, 'I' ) )
- { // file with extension .part exists
- if ( m_size == 0 )
- { // delete files with zero size
- TQCString cmd = "DELE ";
- cmd += remoteEncoding()->encode(dest_part);
- if ( !ftpSendCmd( cmd ) || (m_iRespType != 2) )
- {
- iError = ERR_CANNOT_DELETE_PARTIAL;
- return statusServerError;
- }
- }
- else if ( !overwrite && !resume )
- {
- resume = canResume (m_size);
- if (!resume)
- {
- iError = ERR_FILE_ALREADY_EXIST;
- return statusServerError;
- }
- }
- }
- else
- m_size = 0;
-
- TQString dest;
-
- // if we are using marking of partial downloads -> add .part extension
- if ( bMarkPartial ) {
- kdDebug(7102) << "Adding .part extension to " << dest_orig << endl;
- dest = dest_part;
- } else
- dest = dest_orig;
-
- TDEIO::fileoffset_t offset = 0;
-
- // set the mode according to offset
- if( resume && m_size > 0 )
- {
- offset = m_size;
- if(iCopyFile != -1)
- {
- if( KDE_lseek(iCopyFile, offset, SEEK_SET) < 0 )
- {
- iError = ERR_CANNOT_RESUME;
- return statusClientError;
- }
- }
- }
-
- if (! ftpOpenCommand( "stor", dest, '?', ERR_COULD_NOT_WRITE, offset ) )
- return statusServerError;
-
- kdDebug(7102) << "ftpPut: starting with offset=" << offset << endl;
- TDEIO::fileoffset_t processed_size = offset;
-
- TQByteArray buffer;
- int result;
- int iBlockSize = initialIpcSize;
- // Loop until we got 'dataEnd'
- do
- {
- if(iCopyFile == -1)
- {
- dataReq(); // Request for data
- result = readData( buffer );
- }
- else
- { // let the buffer size grow if the file is larger 64kByte ...
- if(processed_size-offset > 1024 * 64)
- iBlockSize = maximumIpcSize;
- buffer.resize(iBlockSize);
- result = ::read(iCopyFile, buffer.data(), buffer.size());
- if(result < 0)
- iError = ERR_COULD_NOT_WRITE;
- else
- buffer.resize(result);
- }
-
- if (result > 0)
- {
- m_data->write( buffer.data(), buffer.size() );
- processed_size += result;
- processedSize (processed_size);
- }
- }
- while ( result > 0 );
-
- if (result != 0) // error
- {
- ftpCloseCommand(); // don't care about errors
- kdDebug(7102) << "Error during 'put'. Aborting." << endl;
- if (bMarkPartial)
- {
- // Remove if smaller than minimum size
- if ( ftpSize( dest, 'I' ) &&
- ( processed_size < (unsigned long) config()->readNumEntry("MinimumKeepSize", DEFAULT_MINIMUM_KEEP_SIZE) ) )
- {
- TQCString cmd = "DELE ";
- cmd += remoteEncoding()->encode(dest);
- (void) ftpSendCmd( cmd );
- }
- }
- return statusServerError;
- }
-
- if ( !ftpCloseCommand() )
- {
- iError = ERR_COULD_NOT_WRITE;
- return statusServerError;
- }
-
- // after full download rename the file back to original name
- if ( bMarkPartial )
- {
- kdDebug(7102) << "renaming dest (" << dest << ") back to dest_orig (" << dest_orig << ")" << endl;
- if ( !ftpRename( dest, dest_orig, true ) )
- {
- iError = ERR_CANNOT_RENAME_PARTIAL;
- return statusServerError;
- }
- }
-
- // set final permissions
- if ( permissions != -1 )
- {
- if ( m_user == FTP_LOGIN )
- kdDebug(7102) << "Trying to chmod over anonymous FTP ???" << endl;
- // chmod the file we just put
- if ( ! ftpChmod( dest_orig, permissions ) )
- {
- // To be tested
- //if ( m_user != FTP_LOGIN )
- // warning( i18n( "Could not change permissions for\n%1" ).arg( dest_orig ) );
- }
- }
-
- // We have done our job => finish
- finished();
- return statusSuccess;
-}
-
-
-/** Use the SIZE command to get the file size.
- Warning : the size depends on the transfer mode, hence the second arg. */
-bool Ftp::ftpSize( const TQString & path, char mode )
-{
- m_size = UnknownSize;
- if( !ftpDataMode(mode) )
- return false;
-
- TQCString buf;
- buf = "SIZE ";
- buf += remoteEncoding()->encode(path);
- if( !ftpSendCmd( buf ) || (m_iRespType != 2) )
- return false;
-
- // skip leading "213 " (response code)
- const char* psz = ftpResponse(4);
- if(!psz)
- return false;
- m_size = charToLongLong(psz);
- if (!m_size) m_size = UnknownSize;
- return true;
-}
-
-bool Ftp::ftpFileExists(const TQString& path)
-{
- TQCString buf;
- buf = "SIZE ";
- buf += remoteEncoding()->encode(path);
- if( !ftpSendCmd( buf ) || (m_iRespType != 2) )
- return false;
-
- // skip leading "213 " (response code)
- const char* psz = ftpResponse(4);
- return psz != 0;
-}
-
-// Today the differences between ASCII and BINARY are limited to
-// CR or CR/LF line terminators. Many servers ignore ASCII (like
-// win2003 -or- vsftp with default config). In the early days of
-// computing, when even text-files had structure, this stuff was
-// more important.
-// Theoretically "list" could return different results in ASCII
-// and BINARY mode. But again, most servers ignore ASCII here.
-bool Ftp::ftpDataMode(char cMode)
-{
- if(cMode == '?') cMode = m_bTextMode ? 'A' : 'I';
- else if(cMode == 'a') cMode = 'A';
- else if(cMode != 'A') cMode = 'I';
-
- kdDebug(7102) << "ftpDataMode: want '" << cMode << "' has '" << m_cDataMode << "'" << endl;
- if(m_cDataMode == cMode)
- return true;
-
- TQCString buf;
- buf.sprintf("TYPE %c", cMode);
- if( !ftpSendCmd(buf) || (m_iRespType != 2) )
- return false;
- m_cDataMode = cMode;
- return true;
-}
-
-
-bool Ftp::ftpFolder(const TQString& path, bool bReportError)
-{
- TQString newPath = path;
- int iLen = newPath.length();
- if(iLen > 1 && newPath[iLen-1] == '/') newPath.truncate(iLen-1);
-
- //kdDebug(7102) << "ftpFolder: want '" << newPath << "' has '" << m_currentPath << "'" << endl;
- if(m_currentPath == newPath)
- return true;
-
- TQCString tmp = "cwd ";
- tmp += remoteEncoding()->encode(newPath);
- if( !ftpSendCmd(tmp) )
- return false; // connection failure
- if(m_iRespType != 2)
- {
- if(bReportError)
- error(ERR_CANNOT_ENTER_DIRECTORY, path);
- return false; // not a folder
- }
- m_currentPath = newPath;
- return true;
-}
-
-
-//===============================================================================
-// public: copy don't use kio data pump if one side is a local file
-// helper: ftpCopyPut called from copy() on upload
-// helper: ftpCopyGet called from copy() on download
-//===============================================================================
-void Ftp::copy( const KURL &src, const KURL &dest, int permissions, bool overwrite )
-{
- int iError = 0;
- int iCopyFile = -1;
- StatusCode cs = statusSuccess;
- bool bSrcLocal = src.isLocalFile();
- bool bDestLocal = dest.isLocalFile();
- TQString sCopyFile;
-
- if(bSrcLocal && !bDestLocal) // File -> Ftp
- {
- sCopyFile = src.path();
- kdDebug(7102) << "Ftp::copy local file '" << sCopyFile << "' -> ftp '" << dest.path() << "'" << endl;
- cs = ftpCopyPut(iError, iCopyFile, sCopyFile, dest, permissions, overwrite);
- if( cs == statusServerError) sCopyFile = dest.url();
- }
- else if(!bSrcLocal && bDestLocal) // Ftp -> File
- {
- sCopyFile = dest.path();
- kdDebug(7102) << "Ftp::copy ftp '" << src.path() << "' -> local file '" << sCopyFile << "'" << endl;
- cs = ftpCopyGet(iError, iCopyFile, sCopyFile, src, permissions, overwrite);
- if( cs == statusServerError ) sCopyFile = src.url();
- }
- else {
- error( ERR_UNSUPPORTED_ACTION, TQString::null );
- return;
- }
-
- // perform clean-ups and report error (if any)
- if(iCopyFile != -1)
- ::close(iCopyFile);
- if(iError)
- error(iError, sCopyFile);
- ftpCloseCommand(); // must close command!
-}
-
-
-Ftp::StatusCode Ftp::ftpCopyPut(int& iError, int& iCopyFile, TQString sCopyFile,
- const KURL& url, int permissions, bool overwrite)
-{
- // check if source is ok ...
- KDE_struct_stat buff;
- TQCString sSrc( TQFile::encodeName(sCopyFile) );
- bool bSrcExists = (KDE_stat( sSrc.data(), &buff ) != -1);
- if(bSrcExists)
- { if(S_ISDIR(buff.st_mode))
- {
- iError = ERR_IS_DIRECTORY;
- return statusClientError;
- }
- }
- else
- {
- iError = ERR_DOES_NOT_EXIST;
- return statusClientError;
- }
-
- iCopyFile = KDE_open( sSrc.data(), O_RDONLY );
- if(iCopyFile == -1)
- {
- iError = ERR_CANNOT_OPEN_FOR_READING;
- return statusClientError;
- }
-
- // delegate the real work (iError gets status) ...
- totalSize(buff.st_size);
-#ifdef ENABLE_CAN_RESUME
- return ftpPut(iError, iCopyFile, url, permissions, overwrite, false);
-#else
- return ftpPut(iError, iCopyFile, url, permissions, overwrite, true);
-#endif
-}
-
-
-Ftp::StatusCode Ftp::ftpCopyGet(int& iError, int& iCopyFile, const TQString sCopyFile,
- const KURL& url, int permissions, bool overwrite)
-{
- // check if destination is ok ...
- KDE_struct_stat buff;
- TQCString sDest( TQFile::encodeName(sCopyFile) );
- bool bDestExists = (KDE_stat( sDest.data(), &buff ) != -1);
- if(bDestExists)
- { if(S_ISDIR(buff.st_mode))
- {
- iError = ERR_IS_DIRECTORY;
- return statusClientError;
- }
- if(!overwrite)
- {
- iError = ERR_FILE_ALREADY_EXIST;
- return statusClientError;
- }
- }
-
- // do we have a ".part" file?
- TQCString sPart = TQFile::encodeName(sCopyFile + ".part");
- bool bResume = false;
- bool bPartExists = (KDE_stat( sPart.data(), &buff ) != -1);
- const bool bMarkPartial = config()->readBoolEntry("MarkPartial", true);
-
- if(!bMarkPartial)
- {
- sPart = TQFile::encodeName(sCopyFile);
- }
- else if(bPartExists && buff.st_size > 0)
- { // must not be a folder! please fix a similar bug in kio_file!!
- if(S_ISDIR(buff.st_mode))
- {
- iError = ERR_DIR_ALREADY_EXIST;
- return statusClientError; // client side error
- }
- //doesn't work for copy? -> design flaw?
-#ifdef ENABLE_CAN_RESUME
- bResume = canResume( buff.st_size );
-#else
- bResume = true;
-#endif
- }
-
- if(bPartExists && !bResume) // get rid of an unwanted ".part" file
- remove(sPart.data());
-
- // JPF: in kio_file overwrite disables ".part" operations. I do not believe
- // JPF: that this is a good behaviour!
- if(bDestExists) // must delete for overwrite
- remove(sDest.data());
-
- // WABA: Make sure that we keep writing permissions ourselves,
- // otherwise we can be in for a surprise on NFS.
- mode_t initialMode;
- if (permissions != -1)
- initialMode = permissions | S_IWUSR;
- else
- initialMode = 0666;
-
- // open the output file ...
- TDEIO::fileoffset_t hCopyOffset = 0;
- if(bResume)
- {
- iCopyFile = KDE_open( sPart.data(), O_RDWR ); // append if resuming
- hCopyOffset = KDE_lseek(iCopyFile, 0, SEEK_END);
- if(hCopyOffset < 0)
- {
- iError = ERR_CANNOT_RESUME;
- return statusClientError; // client side error
- }
- kdDebug(7102) << "copy: resuming at " << hCopyOffset << endl;
- }
- else
- iCopyFile = KDE_open(sPart.data(), O_CREAT | O_TRUNC | O_WRONLY, initialMode);
-
- if(iCopyFile == -1)
- {
- kdDebug(7102) << "copy: ### COULD NOT WRITE " << sCopyFile << endl;
- iError = (errno == EACCES) ? ERR_WRITE_ACCESS_DENIED
- : ERR_CANNOT_OPEN_FOR_WRITING;
- return statusClientError;
- }
-
- // delegate the real work (iError gets status) ...
- StatusCode iRes = ftpGet(iError, iCopyFile, url, hCopyOffset);
- if( ::close(iCopyFile) && iRes == statusSuccess )
- {
- iError = ERR_COULD_NOT_WRITE;
- iRes = statusClientError;
- }
-
- // handle renaming or deletion of a partial file ...
- if(bMarkPartial)
- {
- if(iRes == statusSuccess)
- { // rename ".part" on success
- if ( ::rename( sPart.data(), sDest.data() ) )
- {
- kdDebug(7102) << "copy: cannot rename " << sPart << " to " << sDest << endl;
- iError = ERR_CANNOT_RENAME_PARTIAL;
- iRes = statusClientError;
- }
- }
- else if(KDE_stat( sPart.data(), &buff ) == 0)
- { // should a very small ".part" be deleted?
- int size = config()->readNumEntry("MinimumKeepSize", DEFAULT_MINIMUM_KEEP_SIZE);
- if (buff.st_size < size)
- remove(sPart.data());
- }
- }
- return iRes;
-}