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/***************************************************************************
* Copyright (C) 2006-2007 by Rajko Albrecht *
* [email protected] *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include "svnqt/svnstream.h"
#include "svnqt/pool.h"
#include "svnqt/apr.h"
// Subversion api
#include "svn_client.h"
#include <tqbuffer.h>
#include <tqdatetime.h>
#include <tqfile.h>
#define MAX_TIME 300
namespace svn {
namespace stream {
class SVNTQT_NOEXPORT SvnStream_private
{
public:
SvnStream_private(){m_Stream=0;m_LastError="";_context=0;cancel_timeout.start();}
~SvnStream_private(){tqDebug("Time elapsed: %i ",cancel_timeout.elapsed());}
static svn_error_t * stream_write(void*baton,const char*data,apr_size_t*len);
static svn_error_t * stream_read(void*baton,char*data,apr_size_t*len);
Pool m_Pool;
svn_stream_t * m_Stream;
TQString m_LastError;
svn_client_ctx_t* _context;
TQTime cancel_timeout;
};
svn_error_t * SvnStream_private::stream_read(void*baton,char*data,apr_size_t*len)
{
SvnStream*b = (SvnStream*)baton;
svn_client_ctx_t*ctx = b->context();
if (ctx&&ctx->cancel_func) {
SVN_ERR(ctx->cancel_func(ctx->cancel_baton));
}
long res = b->isOk()?b->read(data,*len):-1;
if (res<0) {
*len = 0;
return svn_error_create(SVN_ERR_MALFORMED_FILE,0L,b->lastError().TOUTF8());
}
*len = res;
return SVN_NO_ERROR;
}
svn_error_t * SvnStream_private::stream_write(void*baton,const char*data,apr_size_t*len)
{
SvnStream*b = (SvnStream*)baton;
svn_client_ctx_t*ctx = b->context();
if (ctx&&ctx->cancel_func&&b->cancelElapsed()>50) {
tqDebug("Check cancel");
SVN_ERR(ctx->cancel_func(ctx->cancel_baton));
b->cancelTimeReset();
}
long res = b->isOk()?b->write(data,*len):-1;
if (res<0) {
*len = 0;
return svn_error_create(SVN_ERR_MALFORMED_FILE,0L,b->lastError().TOUTF8());
}
*len = res;
return SVN_NO_ERROR;
}
SvnStream::SvnStream(bool read, bool write,svn_client_ctx_t * ctx)
{
m_Data = new SvnStream_private;
m_Data->m_Stream = svn_stream_create(this,m_Data->m_Pool);
m_Data->_context = ctx;
if (read) {
svn_stream_set_read(m_Data->m_Stream,SvnStream_private::stream_read);
}
if (write) {
svn_stream_set_write(m_Data->m_Stream,SvnStream_private::stream_write);
}
}
SvnStream::SvnStream()
{
}
SvnStream::~SvnStream()
{
delete m_Data;
}
int SvnStream::cancelElapsed()const
{
return m_Data->cancel_timeout.elapsed();
}
void SvnStream::cancelTimeReset()
{
m_Data->cancel_timeout.restart();
}
SvnStream::operator svn_stream_t* ()const
{
return m_Data->m_Stream;
}
svn_client_ctx_t * SvnStream::context()
{
return m_Data->_context;
}
long SvnStream::write(const char*,const unsigned long)
{
m_Data->m_LastError = "Write not supported with that stream";
return -1;
}
long SvnStream::read(char*,const unsigned long )
{
m_Data->m_LastError = "Read not supported with that stream";
return -1;
}
const TQString&SvnStream::lastError()const
{
return m_Data->m_LastError;
}
void SvnStream::setError(const TQString&aError)const
{
m_Data->m_LastError = aError;
}
void SvnStream::setError(int ioError)const
{
switch (ioError) {
case IO_Ok:
setError("Operation was successfull.");
break;
case IO_ReadError:
setError("Could not read from device");
break;
case IO_WriteError:
setError("Could not write to device");
break;
case IO_FatalError:
setError("A fatal unrecoverable error occurred.");
break;
case IO_OpenError:
setError("Could not open device or stream.");
break;
case IO_AbortError:
setError("The operation was unexpectedly aborted.");
break;
case IO_TimeOutError:
setError("The operation timed out.");
break;
case IO_UnspecifiedError:
setError("An unspecified error happened on close.");
break;
default:
setError("Unknown error happend.");
break;
}
}
class SvnByteStream_private {
public:
SvnByteStream_private();
virtual ~SvnByteStream_private(){}
TQByteArray m_Content;
TQBuffer mBuf;
};
SvnByteStream_private::SvnByteStream_private()
:mBuf(m_Content)
{
mBuf.open(IO_WriteOnly);
}
/* ByteStream implementation start */
SvnByteStream::SvnByteStream(svn_client_ctx_t * ctx)
: SvnStream(false,true,ctx)
{
m_ByteData = new SvnByteStream_private;
if (!m_ByteData->mBuf.isOpen()) {
setError(TQT_TQIODEVICE_OBJECT(m_ByteData->mBuf).status());
}
}
SvnByteStream::~SvnByteStream()
{
delete m_ByteData;
}
long SvnByteStream::write(const char*aData,const unsigned long max)
{
long i = m_ByteData->mBuf.writeBlock(aData,max);
if (i<0) {
setError(TQT_TQIODEVICE_OBJECT(m_ByteData->mBuf).status());
}
return i;
}
TQByteArray SvnByteStream::content()const
{
return m_ByteData->mBuf.buffer();
}
bool SvnByteStream::isOk()const
{
return m_ByteData->mBuf.isOpen();
}
/* ByteStream implementation end */
} // namespace stream
} // namespace svn
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