diff options
Diffstat (limited to 'filter/source/placeware/tempfile.cxx')
| -rw-r--r-- | filter/source/placeware/tempfile.cxx | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/filter/source/placeware/tempfile.cxx b/filter/source/placeware/tempfile.cxx new file mode 100644 index 000000000000..48758fdf7f32 --- /dev/null +++ b/filter/source/placeware/tempfile.cxx @@ -0,0 +1,191 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_filter.hxx" + + +#include <osl/file.h> +#include <sal/macros.h> + +#if defined( UNX) || defined(OS2) + +#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 + +oslFileError SAL_CALL my_getTempDirURL( rtl_uString** pustrTempDir ) +{ + WCHAR szBuffer[MAX_PATH]; + LPWSTR lpBuffer = szBuffer; + DWORD nBufferLength = SAL_N_ELEMENTS(szBuffer) - 1; + + DWORD nLength; + oslFileError error; + + do + { + nLength = GetTempPathW( SAL_N_ELEMENTS(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, reinterpret_cast<const sal_Unicode*>(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; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |