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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: tempfile.cxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: rt $ $Date: 2006-12-01 14:29:10 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_filter.hxx"
#include <osl/file.h>
#ifdef UNX
#include <stdio.h>
#include <string.h>
#include <osl/thread.h>
oslFileError SAL_CALL my_getTempDirURL( rtl_uString** pustrTempDir )
{
const char *pValue = getenv( "TEMP" );
if ( !pValue )
{
pValue = getenv( "TMP" );
#if defined(SOLARIS) || defined (LINUX)
if ( !pValue )
pValue = P_tmpdir;
#endif
}
if ( pValue )
{
oslFileError error;
rtl_uString *ustrTempPath = NULL;
rtl_string2UString( &ustrTempPath, pValue, strlen( pValue ), osl_getThreadTextEncoding(), OSTRING_TO_OUSTRING_CVTFLAGS );
error = osl_getFileURLFromSystemPath( ustrTempPath, pustrTempDir );
rtl_uString_release( ustrTempPath );
return error;
}
else
return osl_File_E_NOENT;
}
#else
#ifdef NDEBUG
# define NO_DEBUG_CRT
#endif
#ifndef _WIN32_WINNT
# define _WIN32_WINNT 0x0400
# define _CTYPE_DISABLE_MACROS /* wg. dynamischer C-Runtime MH */
#endif
#if defined _MSC_VER
#pragma warning(push, 1)
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <malloc.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif
#define elementsof(arr) (sizeof(arr)/sizeof(arr[0]))
oslFileError SAL_CALL my_getTempDirURL( rtl_uString** pustrTempDir )
{
WCHAR szBuffer[MAX_PATH];
LPWSTR lpBuffer = szBuffer;
DWORD nBufferLength = elementsof(szBuffer) - 1;
DWORD nLength;
oslFileError error;
do
{
nLength = GetTempPathW( elementsof(szBuffer), lpBuffer );
if ( nLength > nBufferLength )
{
nLength++;
lpBuffer = (LPWSTR)alloca( sizeof(WCHAR) * nLength );
nBufferLength = nLength - 1;
}
} while ( nLength > nBufferLength );
if ( nLength )
{
rtl_uString *ustrTempPath = NULL;
if ( '\\' == lpBuffer[nLength-1] )
lpBuffer[nLength-1] = 0;
rtl_uString_newFromStr( &ustrTempPath, lpBuffer );
error = osl_getFileURLFromSystemPath( ustrTempPath, pustrTempDir );
rtl_uString_release( ustrTempPath );
}
else
error = GetLastError() == ERROR_SUCCESS ? osl_File_E_None : osl_File_E_INVAL;
return error;
}
#endif
#include "tempfile.hxx"
using namespace rtl;
TempFile::TempFile( const OUString& rTempFileURL )
:osl::File( rTempFileURL ), maURL( rTempFileURL )
{
}
TempFile::~TempFile()
{
close();
if( maURL.getLength() )
osl::File::remove( maURL );
}
OUString TempFile::createTempFileURL()
{
OUString aTempFileURL;
const sal_uInt32 nRadix = 26;
OUString aTempDirURL;
/* oslFileError nRC = */ my_getTempDirURL( &aTempDirURL.pData );
static sal_uInt32 u = osl_getGlobalTimer();
for ( sal_uInt32 nOld = u; ++u != nOld; )
{
u %= (nRadix*nRadix*nRadix);
OUString aTmp( aTempDirURL );
if( aTmp.getStr()[ aTmp.getLength() - 1 ] != sal_Unicode( '/' ) )
aTmp += OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ));
aTmp += OUString::valueOf( (sal_Int32) (unsigned) u, nRadix );
aTmp += OUString::createFromAscii( ".tmp" );
osl::File aFile( aTmp );
osl::FileBase::RC err = aFile.open(osl_File_OpenFlag_Create);
if ( err == FileBase::E_None )
{
aTempFileURL = aTmp;
aFile.close();
break;
}
else if ( err != FileBase::E_EXIST )
{
// if f.e. name contains invalid chars stop trying to create files
break;
}
}
return aTempFileURL;
}
OUString TempFile::getFileURL()
{
return maURL;
}
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