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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: path_helper.cxx,v $
* $Revision: 1.6 $
*
* 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_sal.hxx"
/*******************************************************************
Includes
******************************************************************/
#include "path_helper.hxx"
#include <osl/diagnose.h>
#include <rtl/ustring.hxx>
#include <algorithm>
#include <wchar.h>
/*******************************************************************
Constants
******************************************************************/
const rtl::OUString BACKSLASH = rtl::OUString::createFromAscii("\\");
const rtl::OUString SLASH = rtl::OUString::createFromAscii("/");
/*******************************************************************
osl_systemPathEnsureSeparator
******************************************************************/
void osl_systemPathEnsureSeparator(/*inout*/ rtl_uString** ppustrPath)
{
OSL_PRECOND(ppustrPath && (NULL != *ppustrPath), \
"osl_systemPathEnsureSeparator: Invalid parameter");
rtl::OUString path(*ppustrPath);
sal_Int32 i = std::max<sal_Int32>(path.lastIndexOf(BACKSLASH), path.lastIndexOf(SLASH));
if (i < (path.getLength()-1))
{
path += BACKSLASH;
rtl_uString_assign(ppustrPath, path.pData);
}
OSL_POSTCOND(path.lastIndexOf(BACKSLASH) == (path.getLength() - 1), \
"osl_systemPathEnsureSeparator: Post condition failed");
}
/*******************************************************************
osl_systemPathRemoveSeparator
******************************************************************/
void SAL_CALL osl_systemPathRemoveSeparator(/*inout*/ rtl_uString** ppustrPath)
{
rtl::OUString path(*ppustrPath);
if (!osl::systemPathIsLogicalDrivePattern(path))
{
sal_Int32 i = std::max<sal_Int32>(path.lastIndexOf(BACKSLASH), path.lastIndexOf(SLASH));
if (i > -1 && (i == (path.getLength() - 1)))
{
path = rtl::OUString(path.getStr(), path.getLength() - 1);
rtl_uString_assign(ppustrPath, path.pData);
}
}
}
/*******************************************************************
osl_is_logical_drive_pattern
******************************************************************/
// is [A-Za-z]:[/|\]\0
const sal_Char* LDP = ":";
const sal_Char* LDP_WITH_BACKSLASH = ":\\";
const sal_Char* LDP_WITH_SLASH = ":/";
// degenerated case returned by the Windows FileOpen dialog
// when someone enters for instance "x:filename", the Win32
// API accepts this case
const sal_Char* LDP_WITH_DOT_BACKSLASH = ":.\\";
sal_Int32 osl_systemPathIsLogicalDrivePattern(/*in*/ const rtl_uString* pustrPath)
{
const sal_Unicode* p = rtl_uString_getStr(const_cast<rtl_uString*>(pustrPath));
if (iswalpha(*p++))
{
return ((0 == rtl_ustr_ascii_compare(p, LDP)) ||
(0 == rtl_ustr_ascii_compare(p, LDP_WITH_BACKSLASH)) ||
(0 == rtl_ustr_ascii_compare(p, LDP_WITH_SLASH)) ||
(0 == rtl_ustr_ascii_compare(p, LDP_WITH_DOT_BACKSLASH)));
}
return 0;
}
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