1152 lines
42 KiB
C++
1152 lines
42 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <sal/macros.h>
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#include <com/sun/star/container/XContentEnumerationAccess.hpp>
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#include <com/sun/star/container/XEnumeration.hpp>
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#include <com/sun/star/container/XNameAccess.hpp>
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#include <com/sun/star/container/XNameContainer.hpp>
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#include <com/sun/star/container/XNameReplace.hpp>
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#include <com/sun/star/configuration/theDefaultProvider.hpp>
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#include <com/sun/star/i18n/BreakIterator.hpp>
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#include <com/sun/star/lang/XComponent.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include <com/sun/star/linguistic2/XSupportedLocales.hpp>
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#include <com/sun/star/linguistic2/XProofreader.hpp>
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#include <com/sun/star/linguistic2/XProofreadingIterator.hpp>
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#include <com/sun/star/linguistic2/SingleProofreadingError.hpp>
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#include <com/sun/star/linguistic2/ProofreadingResult.hpp>
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#include <com/sun/star/linguistic2/LinguServiceEvent.hpp>
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#include <com/sun/star/linguistic2/LinguServiceEventFlags.hpp>
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#include <com/sun/star/registry/XRegistryKey.hpp>
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#include <com/sun/star/text/TextMarkupType.hpp>
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#include <com/sun/star/text/TextMarkupDescriptor.hpp>
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#include <com/sun/star/text/XTextMarkup.hpp>
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#include <com/sun/star/text/XMultiTextMarkup.hpp>
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#include <com/sun/star/text/XFlatParagraph.hpp>
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#include <com/sun/star/text/XFlatParagraphIterator.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <com/sun/star/lang/XSingleComponentFactory.hpp>
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#include <sal/config.h>
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#include <osl/conditn.hxx>
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#include <osl/thread.hxx>
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#include <cppuhelper/implementationentry.hxx>
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#include <cppuhelper/interfacecontainer.h>
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#include <cppuhelper/factory.hxx>
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#include <cppuhelper/supportsservice.hxx>
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#include <i18nlangtag/languagetag.hxx>
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#include <comphelper/processfactory.hxx>
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#include <comphelper/propertysequence.hxx>
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#include <comphelper/extract.hxx>
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#include <deque>
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#include <map>
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#include <vector>
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#include <linguistic/misc.hxx>
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#include "defs.hxx"
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#include "lngopt.hxx"
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#include "lngreg.hxx"
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#include "gciterator.hxx"
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using namespace linguistic;
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using namespace ::com::sun::star;
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static OUString GrammarCheckingIterator_getImplementationName() throw();
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static uno::Sequence< OUString > GrammarCheckingIterator_getSupportedServiceNames() throw();
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// white space list: obtained from the fonts.config.txt of a Linux system.
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static const sal_Unicode aWhiteSpaces[] =
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{
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0x0020, /* SPACE */
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0x00a0, /* NO-BREAK SPACE */
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0x00ad, /* SOFT HYPHEN */
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0x115f, /* HANGUL CHOSEONG FILLER */
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0x1160, /* HANGUL JUNGSEONG FILLER */
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0x1680, /* OGHAM SPACE MARK */
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0x2000, /* EN QUAD */
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0x2001, /* EM QUAD */
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0x2002, /* EN SPACE */
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0x2003, /* EM SPACE */
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0x2004, /* THREE-PER-EM SPACE */
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0x2005, /* FOUR-PER-EM SPACE */
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0x2006, /* SIX-PER-EM SPACE */
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0x2007, /* FIGURE SPACE */
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0x2008, /* PUNCTUATION SPACE */
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0x2009, /* THIN SPACE */
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0x200a, /* HAIR SPACE */
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0x200b, /* ZERO WIDTH SPACE */
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0x200c, /* ZERO WIDTH NON-JOINER */
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0x200d, /* ZERO WIDTH JOINER */
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0x200e, /* LEFT-TO-RIGHT MARK */
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0x200f, /* RIGHT-TO-LEFT MARK */
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0x2028, /* LINE SEPARATOR */
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0x2029, /* PARAGRAPH SEPARATOR */
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0x202a, /* LEFT-TO-RIGHT EMBEDDING */
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0x202b, /* RIGHT-TO-LEFT EMBEDDING */
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0x202c, /* POP DIRECTIONAL FORMATTING */
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0x202d, /* LEFT-TO-RIGHT OVERRIDE */
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0x202e, /* RIGHT-TO-LEFT OVERRIDE */
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0x202f, /* NARROW NO-BREAK SPACE */
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0x205f, /* MEDIUM MATHEMATICAL SPACE */
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0x2060, /* WORD JOINER */
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0x2061, /* FUNCTION APPLICATION */
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0x2062, /* INVISIBLE TIMES */
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0x2063, /* INVISIBLE SEPARATOR */
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0x206A, /* INHIBIT SYMMETRIC SWAPPING */
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0x206B, /* ACTIVATE SYMMETRIC SWAPPING */
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0x206C, /* INHIBIT ARABIC FORM SHAPING */
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0x206D, /* ACTIVATE ARABIC FORM SHAPING */
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0x206E, /* NATIONAL DIGIT SHAPES */
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0x206F, /* NOMINAL DIGIT SHAPES */
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0x3000, /* IDEOGRAPHIC SPACE */
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0x3164, /* HANGUL FILLER */
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0xfeff, /* ZERO WIDTH NO-BREAK SPACE */
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0xffa0, /* HALFWIDTH HANGUL FILLER */
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0xfff9, /* INTERLINEAR ANNOTATION ANCHOR */
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0xfffa, /* INTERLINEAR ANNOTATION SEPARATOR */
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0xfffb /* INTERLINEAR ANNOTATION TERMINATOR */
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};
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static const int nWhiteSpaces = SAL_N_ELEMENTS( aWhiteSpaces );
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static bool lcl_IsWhiteSpace( sal_Unicode cChar )
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{
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bool bFound = false;
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for (int i = 0; i < nWhiteSpaces && !bFound; ++i)
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{
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if (cChar == aWhiteSpaces[i])
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bFound = true;
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}
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return bFound;
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}
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static sal_Int32 lcl_SkipWhiteSpaces( const OUString &rText, sal_Int32 nStartPos )
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{
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// note having nStartPos point right behind the string is OK since that one
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// is a correct end-of-sentence position to be returned from a grammar checker...
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const sal_Int32 nLen = rText.getLength();
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bool bIllegalArgument = false;
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if (nStartPos < 0)
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{
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bIllegalArgument = true;
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nStartPos = 0;
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}
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if (nStartPos > nLen)
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{
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bIllegalArgument = true;
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nStartPos = nLen;
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}
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if (bIllegalArgument)
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{
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SAL_WARN( "linguistic", "lcl_SkipWhiteSpaces: illegal arguments" );
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}
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sal_Int32 nRes = nStartPos;
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if (0 <= nStartPos && nStartPos < nLen)
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{
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const sal_Unicode *pText = rText.getStr() + nStartPos;
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while (nStartPos < nLen && lcl_IsWhiteSpace( *pText ))
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++pText;
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nRes = pText - rText.getStr();
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}
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DBG_ASSERT( 0 <= nRes && nRes <= nLen, "lcl_SkipWhiteSpaces return value out of range" );
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return nRes;
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}
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static sal_Int32 lcl_BacktraceWhiteSpaces( const OUString &rText, sal_Int32 nStartPos )
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{
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// note: having nStartPos point right behind the string is OK since that one
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// is a correct end-of-sentence position to be returned from a grammar checker...
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const sal_Int32 nLen = rText.getLength();
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bool bIllegalArgument = false;
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if (nStartPos < 0)
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{
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bIllegalArgument = true;
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nStartPos = 0;
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}
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if (nStartPos > nLen)
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{
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bIllegalArgument = true;
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nStartPos = nLen;
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}
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if (bIllegalArgument)
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{
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SAL_WARN( "linguistic", "lcl_BacktraceWhiteSpaces: illegal arguments" );
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}
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sal_Int32 nRes = nStartPos;
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sal_Int32 nPosBefore = nStartPos - 1;
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const sal_Unicode *pStart = rText.getStr();
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if (0 <= nPosBefore && nPosBefore < nLen && lcl_IsWhiteSpace( pStart[ nPosBefore ] ))
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{
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nStartPos = nPosBefore;
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if (0 <= nStartPos && nStartPos < nLen)
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{
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const sal_Unicode *pText = rText.getStr() + nStartPos;
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while (pText > pStart && lcl_IsWhiteSpace( *pText ))
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--pText;
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// now add 1 since we want to point to the first char after the last char in the sentence...
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nRes = pText - pStart + 1;
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}
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}
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DBG_ASSERT( 0 <= nRes && nRes <= nLen, "lcl_BacktraceWhiteSpaces return value out of range" );
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return nRes;
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}
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extern "C" void lcl_workerfunc (void * gci)
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{
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osl_setThreadName("GrammarCheckingIterator");
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static_cast<GrammarCheckingIterator*>(gci)->DequeueAndCheck();
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}
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static lang::Locale lcl_GetPrimaryLanguageOfSentence(
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const uno::Reference< text::XFlatParagraph >& xFlatPara,
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sal_Int32 nStartIndex )
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{
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//get the language of the first word
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return xFlatPara->getLanguageOfText( nStartIndex, 1 );
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}
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GrammarCheckingIterator::GrammarCheckingIterator() :
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m_bEnd( false ),
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m_aCurCheckedDocId(),
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m_bGCServicesChecked( false ),
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m_nDocIdCounter( 0 ),
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m_aEventListeners( MyMutex::get() ),
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m_aNotifyListeners( MyMutex::get() )
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{
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m_thread = osl_createThread( lcl_workerfunc, this );
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}
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GrammarCheckingIterator::~GrammarCheckingIterator()
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{
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TerminateThread();
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}
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void GrammarCheckingIterator::TerminateThread()
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{
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oslThread t;
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{
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::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
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t = m_thread;
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m_thread = nullptr;
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m_bEnd = true;
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m_aWakeUpThread.set();
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}
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if (t != nullptr)
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{
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osl_joinWithThread(t);
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osl_destroyThread(t);
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}
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}
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sal_Int32 GrammarCheckingIterator::NextDocId()
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{
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::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
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m_nDocIdCounter += 1;
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return m_nDocIdCounter;
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}
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OUString GrammarCheckingIterator::GetOrCreateDocId(
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const uno::Reference< lang::XComponent > &xComponent )
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{
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// internal method; will always be called with locked mutex
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OUString aRes;
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if (xComponent.is())
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{
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if (m_aDocIdMap.find( xComponent.get() ) != m_aDocIdMap.end())
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{
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// return already existing entry
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aRes = m_aDocIdMap[ xComponent.get() ];
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}
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else // add new entry
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{
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sal_Int32 nRes = NextDocId();
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aRes = OUString::number( nRes );
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m_aDocIdMap[ xComponent.get() ] = aRes;
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xComponent->addEventListener( this );
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}
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}
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return aRes;
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}
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void GrammarCheckingIterator::AddEntry(
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const uno::WeakReference< text::XFlatParagraphIterator >& xFlatParaIterator,
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const uno::WeakReference< text::XFlatParagraph >& xFlatPara,
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const OUString & rDocId,
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sal_Int32 nStartIndex,
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bool bAutomatic )
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{
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// we may not need/have a xFlatParaIterator (e.g. if checkGrammarAtPos was called)
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// but we always need a xFlatPara...
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uno::Reference< text::XFlatParagraph > xPara( xFlatPara );
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if (xPara.is())
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{
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FPEntry aNewFPEntry;
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aNewFPEntry.m_xParaIterator = xFlatParaIterator;
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aNewFPEntry.m_xPara = xFlatPara;
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aNewFPEntry.m_aDocId = rDocId;
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aNewFPEntry.m_nStartIndex = nStartIndex;
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aNewFPEntry.m_bAutomatic = bAutomatic;
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// add new entry to the end of this queue
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::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
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m_aFPEntriesQueue.push_back( aNewFPEntry );
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// wake up the thread in order to do grammar checking
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m_aWakeUpThread.set();
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}
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}
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void GrammarCheckingIterator::ProcessResult(
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const linguistic2::ProofreadingResult &rRes,
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const uno::Reference< text::XFlatParagraphIterator > &rxFlatParagraphIterator,
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bool bIsAutomaticChecking )
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{
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DBG_ASSERT( rRes.xFlatParagraph.is(), "xFlatParagraph is missing" );
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//no guard necessary as no members are used
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bool bContinueWithNextPara = false;
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if (!rRes.xFlatParagraph.is() || rRes.xFlatParagraph->isModified())
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{
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// if paragraph was modified/deleted meanwhile continue with the next one...
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bContinueWithNextPara = true;
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}
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else // paragraph is still unchanged...
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{
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// mark found errors...
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sal_Int32 nTextLen = rRes.aText.getLength();
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bool bBoundariesOk = 0 <= rRes.nStartOfSentencePosition && rRes.nStartOfSentencePosition <= nTextLen &&
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0 <= rRes.nBehindEndOfSentencePosition && rRes.nBehindEndOfSentencePosition <= nTextLen &&
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0 <= rRes.nStartOfNextSentencePosition && rRes.nStartOfNextSentencePosition <= nTextLen &&
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rRes.nStartOfSentencePosition <= rRes.nBehindEndOfSentencePosition &&
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rRes.nBehindEndOfSentencePosition <= rRes.nStartOfNextSentencePosition;
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DBG_ASSERT( bBoundariesOk, "inconsistent sentence boundaries" );
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uno::Reference< text::XMultiTextMarkup > xMulti( rRes.xFlatParagraph, uno::UNO_QUERY );
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if (xMulti.is()) // use new API for markups
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{
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try
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{
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// length = number of found errors + 1 sentence markup
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sal_Int32 nErrors = rRes.aErrors.getLength();
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uno::Sequence< text::TextMarkupDescriptor > aDescriptors( nErrors + 1 );
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text::TextMarkupDescriptor * pDescriptors = aDescriptors.getArray();
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// at pos 0 .. nErrors-1 -> all grammar errors
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for (sal_Int32 i = 0; i < nErrors; ++i)
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{
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const linguistic2::SingleProofreadingError &rError = rRes.aErrors[i];
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text::TextMarkupDescriptor &rDesc = aDescriptors[i];
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rDesc.nType = rError.nErrorType;
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rDesc.nOffset = rError.nErrorStart;
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rDesc.nLength = rError.nErrorLength;
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// the proofreader may return SPELLING but right now our core
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// does only handle PROOFREADING if the result is from the proofreader...
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// (later on we may wish to color spelling errors found by the proofreader
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// differently for example. But no special handling right now.
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if (rDesc.nType == text::TextMarkupType::SPELLCHECK)
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rDesc.nType = text::TextMarkupType::PROOFREADING;
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}
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// at pos nErrors -> sentence markup
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// nSentenceLength: includes the white-spaces following the sentence end...
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const sal_Int32 nSentenceLength = rRes.nStartOfNextSentencePosition - rRes.nStartOfSentencePosition;
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pDescriptors[ nErrors ].nType = text::TextMarkupType::SENTENCE;
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pDescriptors[ nErrors ].nOffset = rRes.nStartOfSentencePosition;
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pDescriptors[ nErrors ].nLength = nSentenceLength;
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xMulti->commitMultiTextMarkup( aDescriptors ) ;
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}
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catch (lang::IllegalArgumentException &)
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{
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OSL_FAIL( "commitMultiTextMarkup: IllegalArgumentException exception caught" );
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}
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}
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// other sentences left to be checked in this paragraph?
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if (rRes.nStartOfNextSentencePosition < rRes.aText.getLength())
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{
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AddEntry( rxFlatParagraphIterator, rRes.xFlatParagraph, rRes.aDocumentIdentifier, rRes.nStartOfNextSentencePosition, bIsAutomaticChecking );
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}
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else // current paragraph finished
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{
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// set "already checked" flag for the current flat paragraph
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if (rRes.xFlatParagraph.is())
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rRes.xFlatParagraph->setChecked( text::TextMarkupType::PROOFREADING, true );
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bContinueWithNextPara = true;
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}
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}
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if (bContinueWithNextPara)
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{
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// we need to continue with the next paragraph
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uno::Reference< text::XFlatParagraph > xFlatParaNext;
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if (rxFlatParagraphIterator.is())
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xFlatParaNext = rxFlatParagraphIterator->getNextPara();
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{
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AddEntry( rxFlatParagraphIterator, xFlatParaNext, rRes.aDocumentIdentifier, 0, bIsAutomaticChecking );
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}
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}
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}
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uno::Reference< linguistic2::XProofreader > GrammarCheckingIterator::GetGrammarChecker(
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const lang::Locale &rLocale )
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{
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uno::Reference< linguistic2::XProofreader > xRes;
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// ---- THREAD SAFE START ----
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::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
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// check supported locales for each grammarchecker if not already done
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if (!m_bGCServicesChecked)
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{
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GetConfiguredGCSvcs_Impl();
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m_bGCServicesChecked = true;
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}
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const LanguageType nLang = LanguageTag::convertToLanguageType( rLocale, false);
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GCImplNames_t::const_iterator aLangIt( m_aGCImplNamesByLang.find( nLang ) );
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if (aLangIt != m_aGCImplNamesByLang.end()) // matching configured language found?
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{
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OUString aSvcImplName( aLangIt->second );
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GCReferences_t::const_iterator aImplNameIt( m_aGCReferencesByService.find( aSvcImplName ) );
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if (aImplNameIt != m_aGCReferencesByService.end()) // matching impl name found?
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{
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xRes = aImplNameIt->second;
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}
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else // the service is to be instantiated here for the first time...
|
|
{
|
|
try
|
|
{
|
|
uno::Reference< uno::XComponentContext > xContext( comphelper::getProcessComponentContext() );
|
|
uno::Reference< linguistic2::XProofreader > xGC(
|
|
xContext->getServiceManager()->createInstanceWithContext(aSvcImplName, xContext),
|
|
uno::UNO_QUERY_THROW );
|
|
uno::Reference< linguistic2::XSupportedLocales > xSuppLoc( xGC, uno::UNO_QUERY_THROW );
|
|
|
|
if (xSuppLoc->hasLocale( rLocale ))
|
|
{
|
|
m_aGCReferencesByService[ aSvcImplName ] = xGC;
|
|
xRes = xGC;
|
|
|
|
uno::Reference< linguistic2::XLinguServiceEventBroadcaster > xBC( xGC, uno::UNO_QUERY );
|
|
if (xBC.is())
|
|
xBC->addLinguServiceEventListener( this );
|
|
}
|
|
else
|
|
{
|
|
SAL_WARN( "linguistic", "grammar checker does not support required locale" );
|
|
}
|
|
}
|
|
catch (uno::Exception &)
|
|
{
|
|
SAL_WARN( "linguistic", "instantiating grammar checker failed" );
|
|
}
|
|
}
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
|
|
return xRes;
|
|
}
|
|
|
|
static uno::Sequence<beans::PropertyValue>
|
|
lcl_makeProperties(uno::Reference<text::XFlatParagraph> const& xFlatPara)
|
|
{
|
|
uno::Reference<beans::XPropertySet> const xProps(
|
|
xFlatPara, uno::UNO_QUERY_THROW);
|
|
return comphelper::InitPropertySequence({
|
|
{ "FieldPositions", xProps->getPropertyValue("FieldPositions") },
|
|
{ "FootnotePositions", xProps->getPropertyValue("FootnotePositions") }
|
|
});
|
|
}
|
|
|
|
void GrammarCheckingIterator::DequeueAndCheck()
|
|
{
|
|
for (;;)
|
|
{
|
|
// ---- THREAD SAFE START ----
|
|
bool bQueueEmpty = false;
|
|
{
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
if (m_bEnd)
|
|
{
|
|
break;
|
|
}
|
|
bQueueEmpty = m_aFPEntriesQueue.empty();
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
|
|
if (!bQueueEmpty)
|
|
{
|
|
uno::Reference< text::XFlatParagraphIterator > xFPIterator;
|
|
uno::Reference< text::XFlatParagraph > xFlatPara;
|
|
FPEntry aFPEntryItem;
|
|
OUString aCurDocId;
|
|
// ---- THREAD SAFE START ----
|
|
{
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
aFPEntryItem = m_aFPEntriesQueue.front();
|
|
xFPIterator = aFPEntryItem.m_xParaIterator;
|
|
xFlatPara = aFPEntryItem.m_xPara;
|
|
m_aCurCheckedDocId = aFPEntryItem.m_aDocId;
|
|
aCurDocId = m_aCurCheckedDocId;
|
|
|
|
m_aFPEntriesQueue.pop_front();
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
|
|
if (xFlatPara.is() && xFPIterator.is())
|
|
{
|
|
try
|
|
{
|
|
OUString aCurTxt( xFlatPara->getText() );
|
|
lang::Locale aCurLocale = lcl_GetPrimaryLanguageOfSentence( xFlatPara, aFPEntryItem.m_nStartIndex );
|
|
|
|
const bool bModified = xFlatPara->isModified();
|
|
if (!bModified)
|
|
{
|
|
// ---- THREAD SAFE START ----
|
|
::osl::ClearableGuard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
|
|
sal_Int32 nStartPos = aFPEntryItem.m_nStartIndex;
|
|
sal_Int32 nSuggestedEnd = GetSuggestedEndOfSentence( aCurTxt, nStartPos, aCurLocale );
|
|
DBG_ASSERT( (nSuggestedEnd == 0 && aCurTxt.isEmpty()) || nSuggestedEnd > nStartPos,
|
|
"nSuggestedEndOfSentencePos calculation failed?" );
|
|
|
|
linguistic2::ProofreadingResult aRes;
|
|
|
|
uno::Reference< linguistic2::XProofreader > xGC( GetGrammarChecker( aCurLocale ), uno::UNO_QUERY );
|
|
if (xGC.is())
|
|
{
|
|
aGuard.clear();
|
|
uno::Sequence<beans::PropertyValue> const aProps(
|
|
lcl_makeProperties(xFlatPara));
|
|
aRes = xGC->doProofreading( aCurDocId, aCurTxt,
|
|
aCurLocale, nStartPos, nSuggestedEnd, aProps );
|
|
|
|
//!! work-around to prevent looping if the grammar checker
|
|
//!! failed to properly identify the sentence end
|
|
if (
|
|
aRes.nBehindEndOfSentencePosition <= nStartPos &&
|
|
aRes.nBehindEndOfSentencePosition != nSuggestedEnd
|
|
)
|
|
{
|
|
SAL_WARN( "linguistic", "!! Grammarchecker failed to provide end of sentence !!" );
|
|
aRes.nBehindEndOfSentencePosition = nSuggestedEnd;
|
|
}
|
|
|
|
aRes.xFlatParagraph = xFlatPara;
|
|
aRes.nStartOfSentencePosition = nStartPos;
|
|
}
|
|
else
|
|
{
|
|
// no grammar checker -> no error
|
|
// but we need to provide the data below in order to continue with the next sentence
|
|
aRes.aDocumentIdentifier = aCurDocId;
|
|
aRes.xFlatParagraph = xFlatPara;
|
|
aRes.aText = aCurTxt;
|
|
aRes.aLocale = aCurLocale;
|
|
aRes.nStartOfSentencePosition = nStartPos;
|
|
aRes.nBehindEndOfSentencePosition = nSuggestedEnd;
|
|
}
|
|
aRes.nStartOfNextSentencePosition = lcl_SkipWhiteSpaces( aCurTxt, aRes.nBehindEndOfSentencePosition );
|
|
aRes.nBehindEndOfSentencePosition = lcl_BacktraceWhiteSpaces( aCurTxt, aRes.nStartOfNextSentencePosition );
|
|
|
|
//guard has to be cleared as ProcessResult calls out of this class
|
|
aGuard.clear();
|
|
ProcessResult( aRes, xFPIterator, aFPEntryItem.m_bAutomatic );
|
|
// ---- THREAD SAFE END ----
|
|
}
|
|
else
|
|
{
|
|
// the paragraph changed meanwhile... (and maybe is still edited)
|
|
// thus we simply continue to ask for the next to be checked.
|
|
uno::Reference< text::XFlatParagraph > xFlatParaNext( xFPIterator->getNextPara() );
|
|
AddEntry( xFPIterator, xFlatParaNext, aCurDocId, 0, aFPEntryItem.m_bAutomatic );
|
|
}
|
|
}
|
|
catch (css::uno::Exception & e)
|
|
{
|
|
SAL_WARN(
|
|
"linguistic",
|
|
"GrammarCheckingIterator::DequeueAndCheck ignoring " << e);
|
|
}
|
|
}
|
|
|
|
// ---- THREAD SAFE START ----
|
|
{
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
m_aCurCheckedDocId.clear();
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
}
|
|
else
|
|
{
|
|
// ---- THREAD SAFE START ----
|
|
{
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
if (m_bEnd)
|
|
{
|
|
break;
|
|
}
|
|
// Check queue state again
|
|
if (m_aFPEntriesQueue.empty())
|
|
m_aWakeUpThread.reset();
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
|
|
//if the queue is empty
|
|
// IMPORTANT: Don't call condition.wait() with locked
|
|
// mutex. Otherwise you would keep out other threads
|
|
// to add entries to the queue! A condition is thread-
|
|
// safe implemented.
|
|
m_aWakeUpThread.wait();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void SAL_CALL GrammarCheckingIterator::startProofreading(
|
|
const uno::Reference< ::uno::XInterface > & xDoc,
|
|
const uno::Reference< text::XFlatParagraphIteratorProvider > & xIteratorProvider )
|
|
{
|
|
// get paragraph to start checking with
|
|
const bool bAutomatic = true;
|
|
uno::Reference<text::XFlatParagraphIterator> xFPIterator = xIteratorProvider->getFlatParagraphIterator(
|
|
text::TextMarkupType::PROOFREADING, bAutomatic );
|
|
uno::Reference< text::XFlatParagraph > xPara( xFPIterator.is()? xFPIterator->getFirstPara() : nullptr );
|
|
uno::Reference< lang::XComponent > xComponent( xDoc, uno::UNO_QUERY );
|
|
|
|
// ---- THREAD SAFE START ----
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
if (xPara.is() && xComponent.is())
|
|
{
|
|
OUString aDocId = GetOrCreateDocId( xComponent );
|
|
|
|
// create new entry and add it to queue
|
|
AddEntry( xFPIterator, xPara, aDocId, 0, bAutomatic );
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
}
|
|
|
|
|
|
linguistic2::ProofreadingResult SAL_CALL GrammarCheckingIterator::checkSentenceAtPosition(
|
|
const uno::Reference< uno::XInterface >& xDoc,
|
|
const uno::Reference< text::XFlatParagraph >& xFlatPara,
|
|
const OUString& rText,
|
|
const lang::Locale&,
|
|
sal_Int32 nStartOfSentencePos,
|
|
sal_Int32 nSuggestedEndOfSentencePos,
|
|
sal_Int32 nErrorPosInPara )
|
|
{
|
|
// for the context menu...
|
|
|
|
linguistic2::ProofreadingResult aRes;
|
|
|
|
uno::Reference< lang::XComponent > xComponent( xDoc, uno::UNO_QUERY );
|
|
if (xFlatPara.is() && xComponent.is() &&
|
|
( nErrorPosInPara < 0 || nErrorPosInPara < rText.getLength()))
|
|
{
|
|
// iterate through paragraph until we find the sentence we are interested in
|
|
linguistic2::ProofreadingResult aTmpRes;
|
|
sal_Int32 nStartPos = nStartOfSentencePos >= 0 ? nStartOfSentencePos : 0;
|
|
|
|
bool bFound = false;
|
|
do
|
|
{
|
|
lang::Locale aCurLocale = lcl_GetPrimaryLanguageOfSentence( xFlatPara, nStartPos );
|
|
sal_Int32 nOldStartOfSentencePos = nStartPos;
|
|
uno::Reference< linguistic2::XProofreader > xGC;
|
|
OUString aDocId;
|
|
|
|
// ---- THREAD SAFE START ----
|
|
{
|
|
::osl::ClearableGuard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
aDocId = GetOrCreateDocId( xComponent );
|
|
nSuggestedEndOfSentencePos = GetSuggestedEndOfSentence( rText, nStartPos, aCurLocale );
|
|
DBG_ASSERT( nSuggestedEndOfSentencePos > nStartPos, "nSuggestedEndOfSentencePos calculation failed?" );
|
|
|
|
xGC = GetGrammarChecker( aCurLocale );
|
|
}
|
|
// ---- THREAD SAFE START ----
|
|
sal_Int32 nEndPos = -1;
|
|
if (xGC.is())
|
|
{
|
|
uno::Sequence<beans::PropertyValue> const aProps(
|
|
lcl_makeProperties(xFlatPara));
|
|
aTmpRes = xGC->doProofreading( aDocId, rText,
|
|
aCurLocale, nStartPos, nSuggestedEndOfSentencePos, aProps );
|
|
|
|
//!! work-around to prevent looping if the grammar checker
|
|
//!! failed to properly identify the sentence end
|
|
if (aTmpRes.nBehindEndOfSentencePosition <= nStartPos)
|
|
{
|
|
SAL_WARN( "linguistic", "!! Grammarchecker failed to provide end of sentence !!" );
|
|
aTmpRes.nBehindEndOfSentencePosition = nSuggestedEndOfSentencePos;
|
|
}
|
|
|
|
aTmpRes.xFlatParagraph = xFlatPara;
|
|
aTmpRes.nStartOfSentencePosition = nStartPos;
|
|
nEndPos = aTmpRes.nBehindEndOfSentencePosition;
|
|
|
|
if ((nErrorPosInPara< 0 || nStartPos <= nErrorPosInPara) && nErrorPosInPara < nEndPos)
|
|
bFound = true;
|
|
}
|
|
if (nEndPos == -1) // no result from grammar checker
|
|
nEndPos = nSuggestedEndOfSentencePos;
|
|
nStartPos = lcl_SkipWhiteSpaces( rText, nEndPos );
|
|
aTmpRes.nBehindEndOfSentencePosition = nEndPos;
|
|
aTmpRes.nStartOfNextSentencePosition = nStartPos;
|
|
aTmpRes.nBehindEndOfSentencePosition = lcl_BacktraceWhiteSpaces( rText, aTmpRes.nStartOfNextSentencePosition );
|
|
|
|
// prevent endless loop by forcefully advancing if needs be...
|
|
if (nStartPos <= nOldStartOfSentencePos)
|
|
{
|
|
SAL_WARN( "linguistic", "end-of-sentence detection failed?" );
|
|
nStartPos = nOldStartOfSentencePos + 1;
|
|
}
|
|
}
|
|
while (!bFound && nStartPos < rText.getLength());
|
|
|
|
if (bFound && !xFlatPara->isModified())
|
|
aRes = aTmpRes;
|
|
}
|
|
|
|
return aRes;
|
|
}
|
|
|
|
|
|
sal_Int32 GrammarCheckingIterator::GetSuggestedEndOfSentence(
|
|
const OUString &rText,
|
|
sal_Int32 nSentenceStartPos,
|
|
const lang::Locale &rLocale )
|
|
{
|
|
// internal method; will always be called with locked mutex
|
|
|
|
if (!m_xBreakIterator.is())
|
|
{
|
|
uno::Reference< uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
|
|
m_xBreakIterator = i18n::BreakIterator::create(xContext);
|
|
}
|
|
sal_Int32 nTextLen = rText.getLength();
|
|
sal_Int32 nEndPosition(0);
|
|
sal_Int32 nTmpStartPos = nSentenceStartPos;
|
|
do
|
|
{
|
|
sal_Int32 const nPrevEndPosition(nEndPosition);
|
|
nEndPosition = nTextLen;
|
|
if (nTmpStartPos < nTextLen)
|
|
{
|
|
nEndPosition = m_xBreakIterator->endOfSentence( rText, nTmpStartPos, rLocale );
|
|
if (nEndPosition <= nPrevEndPosition)
|
|
{
|
|
// fdo#68750 if there's no progress at all then presumably
|
|
// there's no end of sentence in this paragraph so just
|
|
// set the end position to end of paragraph
|
|
nEndPosition = nTextLen;
|
|
}
|
|
}
|
|
if (nEndPosition < 0)
|
|
nEndPosition = nTextLen;
|
|
|
|
++nTmpStartPos;
|
|
}
|
|
while (nEndPosition <= nSentenceStartPos && nEndPosition < nTextLen);
|
|
if (nEndPosition > nTextLen)
|
|
nEndPosition = nTextLen;
|
|
return nEndPosition;
|
|
}
|
|
|
|
|
|
void SAL_CALL GrammarCheckingIterator::resetIgnoreRules( )
|
|
{
|
|
GCReferences_t::iterator aIt( m_aGCReferencesByService.begin() );
|
|
while (aIt != m_aGCReferencesByService.end())
|
|
{
|
|
uno::Reference< linguistic2::XProofreader > xGC( aIt->second );
|
|
if (xGC.is())
|
|
xGC->resetIgnoreRules();
|
|
++aIt;
|
|
}
|
|
}
|
|
|
|
|
|
sal_Bool SAL_CALL GrammarCheckingIterator::isProofreading(
|
|
const uno::Reference< uno::XInterface >& xDoc )
|
|
{
|
|
// ---- THREAD SAFE START ----
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
|
|
bool bRes = false;
|
|
|
|
uno::Reference< lang::XComponent > xComponent( xDoc, uno::UNO_QUERY );
|
|
if (xComponent.is())
|
|
{
|
|
// if the component was already used in one of the two calls to check text
|
|
// i.e. in startGrammarChecking or checkGrammarAtPos it will be found in the
|
|
// m_aDocIdMap unless the document already disposed.
|
|
// If it is not found then it is not yet being checked (or requested to being checked)
|
|
const DocMap_t::const_iterator aIt( m_aDocIdMap.find( xComponent.get() ) );
|
|
if (aIt != m_aDocIdMap.end())
|
|
{
|
|
// check in document is checked automatically in the background...
|
|
OUString aDocId = aIt->second;
|
|
if (!m_aCurCheckedDocId.isEmpty() && m_aCurCheckedDocId == aDocId)
|
|
{
|
|
// an entry for that document was dequeued and is currently being checked.
|
|
bRes = true;
|
|
}
|
|
else
|
|
{
|
|
// we need to check if there is an entry for that document in the queue...
|
|
// That is the document is going to be checked sooner or later.
|
|
|
|
sal_Int32 nSize = m_aFPEntriesQueue.size();
|
|
for (sal_Int32 i = 0; i < nSize && !bRes; ++i)
|
|
{
|
|
if (aDocId == m_aFPEntriesQueue[i].m_aDocId)
|
|
bRes = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
|
|
return bRes;
|
|
}
|
|
|
|
|
|
void SAL_CALL GrammarCheckingIterator::processLinguServiceEvent(
|
|
const linguistic2::LinguServiceEvent& rLngSvcEvent )
|
|
{
|
|
if (rLngSvcEvent.nEvent == linguistic2::LinguServiceEventFlags::PROOFREAD_AGAIN)
|
|
{
|
|
try
|
|
{
|
|
uno::Reference< uno::XInterface > xThis( static_cast< OWeakObject * >(this) );
|
|
linguistic2::LinguServiceEvent aEvent( xThis, linguistic2::LinguServiceEventFlags::PROOFREAD_AGAIN );
|
|
m_aNotifyListeners.notifyEach(
|
|
&linguistic2::XLinguServiceEventListener::processLinguServiceEvent,
|
|
aEvent);
|
|
}
|
|
catch (uno::RuntimeException &)
|
|
{
|
|
throw;
|
|
}
|
|
catch (const ::uno::Exception &rE)
|
|
{
|
|
// ignore
|
|
SAL_WARN("linguistic", "processLinguServiceEvent: exception: " << rE);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
sal_Bool SAL_CALL GrammarCheckingIterator::addLinguServiceEventListener(
|
|
const uno::Reference< linguistic2::XLinguServiceEventListener >& xListener )
|
|
{
|
|
if (xListener.is())
|
|
{
|
|
m_aNotifyListeners.addInterface( xListener );
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
sal_Bool SAL_CALL GrammarCheckingIterator::removeLinguServiceEventListener(
|
|
const uno::Reference< linguistic2::XLinguServiceEventListener >& xListener )
|
|
{
|
|
if (xListener.is())
|
|
{
|
|
m_aNotifyListeners.removeInterface( xListener );
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
void SAL_CALL GrammarCheckingIterator::dispose()
|
|
{
|
|
lang::EventObject aEvt( static_cast<linguistic2::XProofreadingIterator *>(this) );
|
|
m_aEventListeners.disposeAndClear( aEvt );
|
|
|
|
TerminateThread();
|
|
|
|
// ---- THREAD SAFE START ----
|
|
{
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
|
|
// release all UNO references
|
|
|
|
m_xBreakIterator.clear();
|
|
|
|
// clear containers with UNO references AND have those references released
|
|
GCReferences_t aTmpEmpty1;
|
|
DocMap_t aTmpEmpty2;
|
|
FPQueue_t aTmpEmpty3;
|
|
m_aGCReferencesByService.swap( aTmpEmpty1 );
|
|
m_aDocIdMap.swap( aTmpEmpty2 );
|
|
m_aFPEntriesQueue.swap( aTmpEmpty3 );
|
|
}
|
|
// ---- THREAD SAFE END ----
|
|
}
|
|
|
|
|
|
void SAL_CALL GrammarCheckingIterator::addEventListener(
|
|
const uno::Reference< lang::XEventListener >& xListener )
|
|
{
|
|
if (xListener.is())
|
|
{
|
|
m_aEventListeners.addInterface( xListener );
|
|
}
|
|
}
|
|
|
|
|
|
void SAL_CALL GrammarCheckingIterator::removeEventListener(
|
|
const uno::Reference< lang::XEventListener >& xListener )
|
|
{
|
|
if (xListener.is())
|
|
{
|
|
m_aEventListeners.removeInterface( xListener );
|
|
}
|
|
}
|
|
|
|
|
|
void SAL_CALL GrammarCheckingIterator::disposing( const lang::EventObject &rSource )
|
|
{
|
|
// if the component (document) is disposing release all references
|
|
//!! There is no need to remove entries from the queue that are from this document
|
|
//!! since the respectives xFlatParagraphs should become invalid (isModified() == true)
|
|
//!! and the call to xFlatParagraphIterator->getNextPara() will result in an empty reference.
|
|
//!! And if an entry is currently checked by a grammar checker upon return the results
|
|
//!! should be ignored.
|
|
//!! Also GetOrCreateDocId will not use that very same Id again...
|
|
//!! All of the above resulting in that we only have to get rid of the implementation pointer here.
|
|
uno::Reference< lang::XComponent > xDoc( rSource.Source, uno::UNO_QUERY );
|
|
if (xDoc.is())
|
|
{
|
|
// ---- THREAD SAFE START ----
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
m_aDocIdMap.erase( xDoc.get() );
|
|
// ---- THREAD SAFE END ----
|
|
}
|
|
}
|
|
|
|
|
|
uno::Reference< util::XChangesBatch > const & GrammarCheckingIterator::GetUpdateAccess() const
|
|
{
|
|
if (!m_xUpdateAccess.is())
|
|
{
|
|
try
|
|
{
|
|
// get configuration provider
|
|
uno::Reference< uno::XComponentContext > xContext = comphelper::getProcessComponentContext();
|
|
uno::Reference< lang::XMultiServiceFactory > xConfigurationProvider =
|
|
configuration::theDefaultProvider::get( xContext );
|
|
|
|
// get configuration update access
|
|
beans::PropertyValue aValue;
|
|
aValue.Name = "nodepath";
|
|
aValue.Value <<= OUString("org.openoffice.Office.Linguistic/ServiceManager");
|
|
uno::Sequence< uno::Any > aProps(1);
|
|
aProps[0] <<= aValue;
|
|
m_xUpdateAccess.set(
|
|
xConfigurationProvider->createInstanceWithArguments(
|
|
"com.sun.star.configuration.ConfigurationUpdateAccess", aProps ),
|
|
uno::UNO_QUERY_THROW );
|
|
}
|
|
catch (uno::Exception &)
|
|
{
|
|
}
|
|
}
|
|
|
|
return m_xUpdateAccess;
|
|
}
|
|
|
|
|
|
void GrammarCheckingIterator::GetConfiguredGCSvcs_Impl()
|
|
{
|
|
GCImplNames_t aTmpGCImplNamesByLang;
|
|
|
|
try
|
|
{
|
|
// get node names (locale iso strings) for configured grammar checkers
|
|
uno::Reference< container::XNameAccess > xNA( GetUpdateAccess(), uno::UNO_QUERY_THROW );
|
|
xNA.set( xNA->getByName( "GrammarCheckerList" ), uno::UNO_QUERY_THROW );
|
|
const uno::Sequence< OUString > aElementNames( xNA->getElementNames() );
|
|
const OUString *pElementNames = aElementNames.getConstArray();
|
|
|
|
sal_Int32 nLen = aElementNames.getLength();
|
|
for (sal_Int32 i = 0; i < nLen; ++i)
|
|
{
|
|
uno::Sequence< OUString > aImplNames;
|
|
uno::Any aTmp( xNA->getByName( pElementNames[i] ) );
|
|
if (aTmp >>= aImplNames)
|
|
{
|
|
if (aImplNames.getLength() > 0)
|
|
{
|
|
// only the first entry is used, there should be only one grammar checker per language
|
|
const OUString aImplName( aImplNames[0] );
|
|
const LanguageType nLang = LanguageTag::convertToLanguageType( pElementNames[i] );
|
|
aTmpGCImplNamesByLang[ nLang ] = aImplName;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
SAL_WARN( "linguistic", "failed to get aImplNames. Wrong type?" );
|
|
}
|
|
}
|
|
}
|
|
catch (uno::Exception &)
|
|
{
|
|
SAL_WARN( "linguistic", "exception caught. Failed to get configured services" );
|
|
}
|
|
|
|
{
|
|
// ---- THREAD SAFE START ----
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
m_aGCImplNamesByLang = aTmpGCImplNamesByLang;
|
|
// ---- THREAD SAFE END ----
|
|
}
|
|
}
|
|
|
|
|
|
sal_Bool SAL_CALL GrammarCheckingIterator::supportsService(
|
|
const OUString & rServiceName )
|
|
{
|
|
return cppu::supportsService(this, rServiceName);
|
|
}
|
|
|
|
|
|
OUString SAL_CALL GrammarCheckingIterator::getImplementationName( )
|
|
{
|
|
return GrammarCheckingIterator_getImplementationName();
|
|
}
|
|
|
|
|
|
uno::Sequence< OUString > SAL_CALL GrammarCheckingIterator::getSupportedServiceNames( )
|
|
{
|
|
return GrammarCheckingIterator_getSupportedServiceNames();
|
|
}
|
|
|
|
|
|
void GrammarCheckingIterator::SetServiceList(
|
|
const lang::Locale &rLocale,
|
|
const uno::Sequence< OUString > &rSvcImplNames )
|
|
{
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
|
|
LanguageType nLanguage = LinguLocaleToLanguage( rLocale );
|
|
OUString aImplName;
|
|
if (rSvcImplNames.getLength() > 0)
|
|
aImplName = rSvcImplNames[0]; // there is only one grammar checker per language
|
|
|
|
if (!LinguIsUnspecified(nLanguage) && nLanguage != LANGUAGE_DONTKNOW)
|
|
{
|
|
if (!aImplName.isEmpty())
|
|
m_aGCImplNamesByLang[ nLanguage ] = aImplName;
|
|
else
|
|
m_aGCImplNamesByLang.erase( nLanguage );
|
|
}
|
|
}
|
|
|
|
|
|
uno::Sequence< OUString > GrammarCheckingIterator::GetServiceList(
|
|
const lang::Locale &rLocale ) const
|
|
{
|
|
::osl::Guard< ::osl::Mutex > aGuard( MyMutex::get() );
|
|
|
|
uno::Sequence< OUString > aRes(1);
|
|
|
|
OUString aImplName; // there is only one grammar checker per language
|
|
LanguageType nLang = LinguLocaleToLanguage( rLocale );
|
|
GCImplNames_t::const_iterator aIt( m_aGCImplNamesByLang.find( nLang ) );
|
|
if (aIt != m_aGCImplNamesByLang.end())
|
|
aImplName = aIt->second;
|
|
|
|
if (!aImplName.isEmpty())
|
|
aRes[0] = aImplName;
|
|
else
|
|
aRes.realloc(0);
|
|
|
|
return aRes;
|
|
}
|
|
|
|
|
|
static OUString GrammarCheckingIterator_getImplementationName() throw()
|
|
{
|
|
return OUString( "com.sun.star.lingu2.ProofreadingIterator" );
|
|
}
|
|
|
|
|
|
static uno::Sequence< OUString > GrammarCheckingIterator_getSupportedServiceNames() throw()
|
|
{
|
|
uno::Sequence<OUString> aSNS { "com.sun.star.linguistic2.ProofreadingIterator" };
|
|
return aSNS;
|
|
}
|
|
|
|
/// @throws uno::Exception
|
|
static uno::Reference< uno::XInterface > SAL_CALL GrammarCheckingIterator_createInstance(
|
|
const uno::Reference< lang::XMultiServiceFactory > & /*rxSMgr*/ )
|
|
{
|
|
return static_cast< ::cppu::OWeakObject * >(new GrammarCheckingIterator());
|
|
}
|
|
|
|
|
|
void * SAL_CALL GrammarCheckingIterator_getFactory(
|
|
const sal_Char *pImplName,
|
|
lang::XMultiServiceFactory *pServiceManager )
|
|
{
|
|
void * pRet = nullptr;
|
|
if ( GrammarCheckingIterator_getImplementationName().equalsAscii( pImplName ) )
|
|
{
|
|
uno::Reference< lang::XSingleServiceFactory > xFactory =
|
|
cppu::createOneInstanceFactory(
|
|
pServiceManager,
|
|
GrammarCheckingIterator_getImplementationName(),
|
|
GrammarCheckingIterator_createInstance,
|
|
GrammarCheckingIterator_getSupportedServiceNames());
|
|
// acquire, because we return an interface pointer instead of a reference
|
|
xFactory->acquire();
|
|
pRet = xFactory.get();
|
|
}
|
|
return pRet;
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|