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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <stdio.h>
#include <com/sun/star/ucb/XSimpleFileAccess.hpp>
#include <com/sun/star/ucb/XCommandEnvironment.hpp>
#include <com/sun/star/ucb/InsertCommandArgument.hpp>
#include <com/sun/star/ucb/NameClashException.hpp>
#include <com/sun/star/io/WrongFormatException.hpp>
#include <osl/time.h>
#include <osl/security.hxx>
#include <osl/socket.hxx>
#include <osl/file.hxx>
#include <rtl/string.hxx>
#include <rtl/ustring.hxx>
#include <rtl/strbuf.hxx>
#include <rtl/ustrbuf.hxx>
#include <comphelper/processfactory.hxx>
#include <tools/urlobj.hxx>
#include <unotools/bootstrap.hxx>
#include <ucbhelper/content.hxx>
#include <unotools/useroptions.hxx>
#include <salhelper/linkhelper.hxx>
#include <svl/lockfilecommon.hxx>
using namespace ::com::sun::star;
namespace svt {
// ----------------------------------------------------------------------
LockFileCommon::LockFileCommon( const ::rtl::OUString& aOrigURL, const uno::Reference< lang::XMultiServiceFactory >& xFactory, const ::rtl::OUString& aPrefix )
: m_xFactory( xFactory )
{
if ( !m_xFactory.is() )
m_xFactory = ::comphelper::getProcessServiceFactory();
INetURLObject aDocURL = ResolveLinks( INetURLObject( aOrigURL ) );
::rtl::OUString aShareURLString = aDocURL.GetPartBeforeLastName();
aShareURLString += aPrefix;
aShareURLString += aDocURL.GetName();
aShareURLString += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "%23" ) ); // '#'
m_aURL = INetURLObject( aShareURLString ).GetMainURL( INetURLObject::NO_DECODE );
}
// ----------------------------------------------------------------------
LockFileCommon::~LockFileCommon()
{
}
// ----------------------------------------------------------------------
INetURLObject LockFileCommon::ResolveLinks( const INetURLObject& aDocURL )
{
if ( aDocURL.HasError() )
throw lang::IllegalArgumentException();
::rtl::OUString aURLToCheck = aDocURL.GetMainURL(INetURLObject::NO_DECODE);
// there is currently no UCB functionality to resolve the symbolic links;
// since the lock files are used only for local file systems the osl
// functionality is used directly
salhelper::LinkResolver aResolver(osl_FileStatus_Mask_FileName);
osl::FileBase::RC eStatus = aResolver.fetchFileStatus(aURLToCheck);
if (eStatus == osl::FileBase::E_None)
aURLToCheck = aResolver.m_aStatus.getFileURL();
else if (eStatus == osl::FileBase::E_MULTIHOP)
{
// do not allow too deep links
throw io::IOException();
}
return INetURLObject( aURLToCheck );
}
// ----------------------------------------------------------------------
uno::Sequence< uno::Sequence< ::rtl::OUString > > LockFileCommon::ParseList( const uno::Sequence< sal_Int8 >& aBuffer )
{
sal_Int32 nCurPos = 0;
sal_Int32 nCurEntry = 0;
uno::Sequence< uno::Sequence< ::rtl::OUString > > aResult( 10 );
while ( nCurPos < aBuffer.getLength() )
{
if ( nCurEntry >= aResult.getLength() )
aResult.realloc( nCurEntry + 10 );
aResult[nCurEntry] = ParseEntry( aBuffer, nCurPos );
nCurEntry++;
}
aResult.realloc( nCurEntry );
return aResult;
}
// ----------------------------------------------------------------------
uno::Sequence< ::rtl::OUString > LockFileCommon::ParseEntry( const uno::Sequence< sal_Int8 >& aBuffer, sal_Int32& io_nCurPos )
{
uno::Sequence< ::rtl::OUString > aResult( LOCKFILE_ENTRYSIZE );
for ( int nInd = 0; nInd < LOCKFILE_ENTRYSIZE; nInd++ )
{
aResult[nInd] = ParseName( aBuffer, io_nCurPos );
if ( io_nCurPos >= aBuffer.getLength()
|| ( nInd < LOCKFILE_ENTRYSIZE - 1 && aBuffer[io_nCurPos++] != ',' )
|| ( nInd == LOCKFILE_ENTRYSIZE - 1 && aBuffer[io_nCurPos++] != ';' ) )
throw io::WrongFormatException();
}
return aResult;
}
// ----------------------------------------------------------------------
::rtl::OUString LockFileCommon::ParseName( const uno::Sequence< sal_Int8 >& aBuffer, sal_Int32& io_nCurPos )
{
::rtl::OStringBuffer aResult;
sal_Bool bHaveName = sal_False;
sal_Bool bEscape = sal_False;
while( !bHaveName )
{
if ( io_nCurPos >= aBuffer.getLength() )
throw io::WrongFormatException();
if ( bEscape )
{
if ( aBuffer[io_nCurPos] == ',' || aBuffer[io_nCurPos] == ';' || aBuffer[io_nCurPos] == '\\' )
aResult.append( (sal_Char)aBuffer[io_nCurPos] );
else
throw io::WrongFormatException();
bEscape = sal_False;
io_nCurPos++;
}
else if ( aBuffer[io_nCurPos] == ',' || aBuffer[io_nCurPos] == ';' )
bHaveName = sal_True;
else
{
if ( aBuffer[io_nCurPos] == '\\' )
bEscape = sal_True;
else
aResult.append( (sal_Char)aBuffer[io_nCurPos] );
io_nCurPos++;
}
}
return ::rtl::OStringToOUString( aResult.makeStringAndClear(), RTL_TEXTENCODING_UTF8 );
}
// ----------------------------------------------------------------------
::rtl::OUString LockFileCommon::EscapeCharacters( const ::rtl::OUString& aSource )
{
::rtl::OUStringBuffer aBuffer;
const sal_Unicode* pStr = aSource.getStr();
for ( sal_Int32 nInd = 0; nInd < aSource.getLength() && pStr[nInd] != 0; nInd++ )
{
if ( pStr[nInd] == '\\' || pStr[nInd] == ';' || pStr[nInd] == ',' )
aBuffer.append( (sal_Unicode)'\\' );
aBuffer.append( pStr[nInd] );
}
return aBuffer.makeStringAndClear();
}
// ----------------------------------------------------------------------
::rtl::OUString LockFileCommon::GetOOOUserName()
{
SvtUserOptions aUserOpt;
::rtl::OUString aName = aUserOpt.GetFirstName();
if ( !aName.isEmpty() )
aName += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( " " ) );
aName += aUserOpt.GetLastName();
return aName;
}
// ----------------------------------------------------------------------
::rtl::OUString LockFileCommon::GetCurrentLocalTime()
{
::rtl::OUString aTime;
TimeValue aSysTime;
if ( osl_getSystemTime( &aSysTime ) )
{
TimeValue aLocTime;
if ( osl_getLocalTimeFromSystemTime( &aSysTime, &aLocTime ) )
{
oslDateTime aDateTime;
if ( osl_getDateTimeFromTimeValue( &aLocTime, &aDateTime ) )
{
char pDateTime[20];
sprintf( pDateTime, "%02d.%02d.%4d %02d:%02d", aDateTime.Day, aDateTime.Month, aDateTime.Year, aDateTime.Hours, aDateTime.Minutes );
aTime = ::rtl::OUString::createFromAscii( pDateTime );
}
}
}
return aTime;
}
// ----------------------------------------------------------------------
uno::Sequence< ::rtl::OUString > LockFileCommon::GenerateOwnEntry()
{
uno::Sequence< ::rtl::OUString > aResult( LOCKFILE_ENTRYSIZE );
aResult[LOCKFILE_OOOUSERNAME_ID] = GetOOOUserName();
::osl::Security aSecurity;
aSecurity.getUserName( aResult[LOCKFILE_SYSUSERNAME_ID] );
aResult[LOCKFILE_LOCALHOST_ID] = ::osl::SocketAddr::getLocalHostname();
aResult[LOCKFILE_EDITTIME_ID] = GetCurrentLocalTime();
::utl::Bootstrap::locateUserInstallation( aResult[LOCKFILE_USERURL_ID] );
return aResult;
}
} // namespace svt
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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