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/* -*- 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_svl.hxx"
#include "svl/lngmisc.hxx"
#include <comphelper/string.hxx>
#include <rtl/ustrbuf.hxx>
#include <tools/debug.hxx>
namespace linguistic
{
sal_Int32 GetNumControlChars(const rtl::OUString &rTxt)
{
sal_Int32 nCnt = 0;
for (sal_Int32 i = 0; i < rTxt.getLength(); ++i)
if (IsControlChar(rTxt[i]))
++nCnt;
return nCnt;
}
bool RemoveHyphens(rtl::OUString &rTxt)
{
sal_Int32 n = rTxt.getLength();
rTxt = comphelper::string::remove(rTxt, SVT_SOFT_HYPHEN);
rTxt = comphelper::string::remove(rTxt, SVT_HARD_HYPHEN);
return n != rTxt.getLength();
}
bool RemoveControlChars(rtl::OUString &rTxt)
{
sal_Int32 nSize = rTxt.getLength() - GetNumControlChars(rTxt);
if(nSize == rTxt.getLength())
return false;
rtl::OUStringBuffer aBuf(nSize);
aBuf.setLength(nSize);
for (sal_Int32 i = 0, j = 0; i < rTxt.getLength() && j < nSize; ++i)
if (!IsControlChar(rTxt[i]))
aBuf[j++] = rTxt[i];
rTxt = aBuf.makeStringAndClear();
DBG_ASSERT(rTxt.getLength() == nSize, "GetNumControlChars returned a different number of control characters than were actually removed.");
return true;
}
bool ReplaceControlChars(rtl::OUString &rTxt)
{
// non breaking field character
static const sal_Char CH_TXTATR_INWORD = static_cast<sal_Char>(0x02);
// the resulting string looks like this:
// 1. non breaking field characters get removed
// 2. remaining control characters will be replaced by ' '
if (GetNumControlChars(rTxt) == 0)
return false;
sal_Int32 n = rTxt.getLength();
rtl::OUStringBuffer aBuf(n);
aBuf.setLength(n);
sal_Int32 j = 0;
for (sal_Int32 i = 0; i < n && j < n; ++i)
{
if (CH_TXTATR_INWORD == rTxt[i])
continue;
aBuf[j++] = IsControlChar(rTxt[i]) ? ' ' : rTxt[i];
}
aBuf.setLength(j);
rTxt = aBuf.makeStringAndClear();
return true;
}
::rtl::OUString GetThesaurusReplaceText(const ::rtl::OUString &rText)
{
// The strings for synonyms returned by the thesaurus sometimes have some
// explanation text put in between '(' and ')' or a trailing '*'.
// These parts should not be put in the ReplaceEdit Text that may get
// inserted into the document. Thus we strip them from the text.
::rtl::OUString aText(rText);
sal_Int32 nPos = aText.indexOf('(');
while (nPos >= 0)
{
sal_Int32 nEnd = aText.indexOf(')', nPos);
if (nEnd >= 0)
{
::rtl::OUStringBuffer aTextBuf(aText);
aTextBuf.remove(nPos, nEnd - nPos + 1);
aText = aTextBuf.makeStringAndClear();
}
else
break;
nPos = aText.indexOf('(');
}
nPos = aText.indexOf('*');
if(nPos == 0)
return ::rtl::OUString();
else if(nPos > 0)
aText = aText.copy(0, nPos);
// remove any possible remaining ' ' that may confuse the thesaurus
// when it gets called with the text
return comphelper::string::strip(aText, ' ');
}
} // namespace linguistic
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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