de51745f58
Most of the changes are related to newly allocated memory, so we are sure it can not overlap with the source of the copy. Change-Id: Ie6ccf1bbb07b792fb18601a38dfaa55755d14b7d Signed-off-by: jailletc36 <christophe.jaillet@wanadoo.fr> Reviewed-on: https://gerrit.libreoffice.org/1033 Reviewed-by: Tor Lillqvist <tml@iki.fi> Tested-by: Caolán McNamara <caolanm@redhat.com> Reviewed-by: Caolán McNamara <caolanm@redhat.com>
305 lines
9 KiB
C++
305 lines
9 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 <UnxCommandThread.hxx>
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#include <UnxNotifyThread.hxx>
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#include <rtl/ustring.hxx>
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#include <rtl/ustrbuf.hxx>
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#include <unistd.h>
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#include <string.h>
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#include <iostream>
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using namespace ::com::sun::star;
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//////////////////////////////////////////////////////////////////////////
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// UnxFilePickerCommandThread
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//////////////////////////////////////////////////////////////////////////
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UnxFilePickerCommandThread::UnxFilePickerCommandThread( UnxFilePickerNotifyThread *pNotifyThread, int nReadFD )
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: m_pNotifyThread( pNotifyThread ),
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m_nReadFD( nReadFD )
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{
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}
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UnxFilePickerCommandThread::~UnxFilePickerCommandThread()
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{
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}
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sal_Bool SAL_CALL UnxFilePickerCommandThread::result()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return m_aResult;
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}
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::rtl::OUString SAL_CALL UnxFilePickerCommandThread::getCurrentFilter()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return m_aGetCurrentFilter;
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}
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::rtl::OUString SAL_CALL UnxFilePickerCommandThread::getDirectory()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return m_aGetDirectory;
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}
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uno::Sequence< ::rtl::OUString > SAL_CALL UnxFilePickerCommandThread::getFiles()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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sal_Int32 nSize = m_aGetFiles.size();
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uno::Sequence< ::rtl::OUString > aFiles( ( nSize > 1 )? nSize + 1: nSize );
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if ( nSize == 1 )
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aFiles[0] = m_aGetFiles.front();
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else if ( nSize > 1 )
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{
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// First entry in the sequence must be the dirname, the others are the
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// filenames, so we have to rearrange the list...
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::rtl::OUString aFront = m_aGetFiles.front();
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sal_Int32 nLastSlash = aFront.lastIndexOf( '/' );
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aFiles[0] = ( nLastSlash >= 0 )? aFront.copy( 0, nLastSlash ): ::rtl::OUString();
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++nLastSlash;
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sal_Int32 nIdx = 1;
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for ( ::std::list< ::rtl::OUString >::const_iterator it = m_aGetFiles.begin();
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it != m_aGetFiles.end(); ++it, ++nIdx )
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{
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sal_Int32 nLength = (*it).getLength() - nLastSlash;
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aFiles[nIdx] = ( nLength >= 0 )? (*it).copy( nLastSlash, nLength ): ::rtl::OUString();
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}
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}
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return aFiles;
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}
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uno::Any SAL_CALL UnxFilePickerCommandThread::getValue()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return m_aGetValue;
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}
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void SAL_CALL UnxFilePickerCommandThread::run()
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{
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if ( m_nReadFD < 0 )
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return;
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sal_Int32 nBufferSize = 1024; // 1 is for testing, 1024 for real use
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sal_Char *pBuffer = new sal_Char[nBufferSize];
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sal_Char *pBufferEnd = pBuffer + nBufferSize;
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sal_Char *pWhereToRead = pBuffer;
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sal_Char *pEntryBegin = pBuffer;
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sal_Int32 nBytesRead = 0;
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sal_Bool bShouldExit = sal_False;
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while ( !bShouldExit && ( nBytesRead = read( m_nReadFD, pWhereToRead, pBufferEnd - pWhereToRead ) ) > 0 )
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{
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sal_Bool bFoundNL = sal_False;
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sal_Char *pWhereToReadEnd = pWhereToRead + nBytesRead;
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sal_Char *pEntryEnd = pWhereToRead;
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do {
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for ( ; pEntryEnd < pWhereToReadEnd && *pEntryEnd != '\n'; ++pEntryEnd )
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;
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if ( pEntryEnd < pWhereToReadEnd )
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{
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bFoundNL = sal_True;
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*pEntryEnd = 0;
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if ( strcmp( pEntryBegin, "exited" ) == 0 )
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bShouldExit = sal_True;
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else
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handleCommand( ::rtl::OUString( pEntryBegin, pEntryEnd - pEntryBegin, RTL_TEXTENCODING_UTF8 )/*, bQuit*/ );
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pEntryBegin = pEntryEnd + 1;
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}
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} while ( pEntryEnd < pWhereToReadEnd );
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if ( bFoundNL )
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{
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if ( pEntryBegin < pBufferEnd )
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memmove( pBuffer, pEntryBegin, pWhereToReadEnd - pEntryBegin );
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}
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else
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{
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// enlarge the buffer size
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nBufferSize *= 2;
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sal_Char *pNewBuffer = new sal_Char[nBufferSize];
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if ( pEntryBegin < pBufferEnd )
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memcpy( pNewBuffer, pEntryBegin, pWhereToReadEnd - pEntryBegin );
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delete[] pBuffer;
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pBuffer = pNewBuffer;
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pBufferEnd = pBuffer + nBufferSize;
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}
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pWhereToRead = pBuffer + ( pWhereToReadEnd - pEntryBegin );
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pEntryBegin = pBuffer;
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}
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}
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void SAL_CALL UnxFilePickerCommandThread::handleCommand( const ::rtl::OUString &rCommand )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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#if OSL_DEBUG_LEVEL > 0
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::std::cerr << "UnxFilePicker received: \"" <<
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OUStringToOString( rCommand, RTL_TEXTENCODING_ASCII_US ).getStr() << "\"" << ::std::endl;
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#endif
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::std::list< ::rtl::OUString > aList = tokenize( rCommand );
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if ( aList.empty() )
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return;
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::rtl::OUString aCommandName = aList.front();
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aList.pop_front();
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if ( aCommandName == "accept" )
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{
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m_aResult = sal_True;
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m_aExecCondition.set();
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}
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else if ( aCommandName == "reject" )
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{
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m_aResult = sal_False;
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m_aExecCondition.set();
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}
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else if ( aCommandName == "fileSelectionChanged" )
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{
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if ( m_pNotifyThread )
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m_pNotifyThread->fileSelectionChanged();
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}
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else if ( aCommandName == "files" )
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{
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m_aGetFiles = aList;
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m_aGetFilesCondition.set();
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}
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else if ( aCommandName == "value" )
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{
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::rtl::OUString aType;
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if ( !aList.empty() )
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{
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aType = aList.front();
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aList.pop_front();
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}
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if ( aType == "bool" )
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{
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sal_Bool bValue = !aList.empty() && aList.front().equalsIgnoreAsciiCaseAsciiL(RTL_CONSTASCII_STRINGPARAM("true"));
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m_aGetValue <<= bValue;
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m_aGetValueCondition.set();
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}
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else if ( aType == "int" )
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{
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sal_Int32 nValue = 0;
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if ( !aList.empty() )
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nValue = aList.front().toInt32();
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m_aGetValue <<= nValue;
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m_aGetValueCondition.set();
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}
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else if ( aType == "string" )
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{
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::rtl::OUString aValue;
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if ( !aList.empty() )
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aValue = aList.front();
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m_aGetValue <<= aValue;
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m_aGetValueCondition.set();
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}
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else if ( aType == "stringList" )
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{
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uno::Sequence< ::rtl::OUString > aSequence( aList.size() );
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sal_Int32 nIdx = 0;
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for ( ::std::list< ::rtl::OUString >::const_iterator it = aList.begin(); it != aList.end(); ++it, ++nIdx )
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aSequence[nIdx] = (*it);
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m_aGetValue <<= aSequence;
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m_aGetValueCondition.set();
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}
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else
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{
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m_aGetValue = uno::Any();
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m_aGetValueCondition.set();
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}
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}
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else if ( aCommandName == "currentFilter" )
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{
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m_aGetCurrentFilter = aList.empty()? ::rtl::OUString(): aList.front();
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m_aGetCurrentFilterCondition.set();
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}
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else if ( aCommandName == "currentDirectory" )
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{
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m_aGetDirectory = aList.empty()? ::rtl::OUString(): aList.front();
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m_aGetDirectoryCondition.set();
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}
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else
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{
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#if OSL_DEBUG_LEVEL > 0
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::std::cerr << "Unrecognized command: "
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<< OUStringToOString( aCommandName, RTL_TEXTENCODING_ASCII_US ).getStr() << "\"" << ::std::endl;
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#endif
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}
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}
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::std::list< ::rtl::OUString > SAL_CALL UnxFilePickerCommandThread::tokenize( const ::rtl::OUString &rCommand )
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{
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::std::list< ::rtl::OUString > aList;
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::rtl::OUStringBuffer aBuffer( 1024 );
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const sal_Unicode *pUnicode = rCommand.getStr();
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const sal_Unicode *pEnd = pUnicode + rCommand.getLength();
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sal_Bool bQuoted = sal_False;
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for ( ; pUnicode != pEnd; ++pUnicode )
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{
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if ( *pUnicode == '\\' )
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{
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++pUnicode;
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if ( pUnicode != pEnd )
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{
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if ( *pUnicode == 'n' )
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aBuffer.appendAscii( "\n", 1 );
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else
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aBuffer.append( *pUnicode );
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}
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}
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else if ( *pUnicode == '"' )
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bQuoted = !bQuoted;
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else if ( *pUnicode == ' ' && !bQuoted )
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aList.push_back( aBuffer.makeStringAndClear() );
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else
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aBuffer.append( *pUnicode );
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}
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aList.push_back( aBuffer.makeStringAndClear() );
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return aList;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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