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libreoffice/connectivity/source/drivers/file/FConnection.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

427 lines
12 KiB
C++

/* -*- 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 <sal/config.h>
#include <comphelper/processfactory.hxx>
#include <comphelper/servicehelper.hxx>
#include <file/FConnection.hxx>
#include <file/FDatabaseMetaData.hxx>
#include <file/FDriver.hxx>
#include <file/FStatement.hxx>
#include <file/FPreparedStatement.hxx>
#include <com/sun/star/container/XChild.hpp>
#include <com/sun/star/ucb/ContentCreationException.hpp>
#include <com/sun/star/ucb/XContent.hpp>
#include <com/sun/star/ucb/XContentIdentifier.hpp>
#include <tools/urlobj.hxx>
#include <file/FCatalog.hxx>
#include <comphelper/configuration.hxx>
#include <unotools/pathoptions.hxx>
#include <ucbhelper/content.hxx>
#include <connectivity/dbcharset.hxx>
#include <connectivity/dbexception.hxx>
#include <o3tl/any.hxx>
#include <osl/thread.h>
#include <strings.hrc>
using namespace connectivity::file;
using namespace dbtools;
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::beans;
using namespace com::sun::star::sdbc;
using namespace com::sun::star::sdbcx;
using namespace com::sun::star::container;
using namespace com::sun::star::ucb;
using namespace ::ucbhelper;
typedef connectivity::OMetaConnection OConnection_BASE;
OConnection::OConnection(OFileDriver* _pDriver)
: m_pDriver(_pDriver)
, m_bAutoCommit(false)
, m_bReadOnly(false)
, m_bShowDeleted(false)
, m_bCaseSensitiveExtension( true )
, m_bCheckSQL92(false)
, m_bDefaultTextEncoding(false)
{
m_nTextEncoding = RTL_TEXTENCODING_DONTKNOW;
}
OConnection::~OConnection()
{
if(!isClosed( ))
close();
}
bool OConnection::matchesExtension( const OUString& _rExt ) const
{
if ( isCaseSensitiveExtension() )
return ( getExtension() == _rExt );
OUString sMyExtension( getExtension().toAsciiLowerCase() );
OUString sExt( _rExt.toAsciiLowerCase() );
return sMyExtension == sExt;
}
void OConnection::construct(const OUString& url,const Sequence< PropertyValue >& info)
{
osl_atomic_increment( &m_refCount );
OUString aExt;
const PropertyValue *pIter = info.getConstArray();
const PropertyValue *pEnd = pIter + info.getLength();
for(;pIter != pEnd;++pIter)
{
if( pIter->Name == "Extension" )
OSL_VERIFY( pIter->Value >>= aExt );
else if( pIter->Name == "CharSet" )
{
if (auto const numeric = o3tl::tryAccess<sal_uInt16>(pIter->Value))
{
m_nTextEncoding = *numeric;
}
else
{
OUString sIanaName;
OSL_VERIFY( pIter->Value >>= sIanaName );
::dbtools::OCharsetMap aLookupIanaName;
::dbtools::OCharsetMap::const_iterator aLookup = aLookupIanaName.findIanaName(sIanaName);
if (aLookup != aLookupIanaName.end())
m_nTextEncoding = (*aLookup).getEncoding();
else
m_nTextEncoding = RTL_TEXTENCODING_DONTKNOW;
}
}
else if( pIter->Name == "ShowDeleted" )
{
OSL_VERIFY( pIter->Value >>= m_bShowDeleted );
}
else if( pIter->Name == "EnableSQL92Check" )
{
pIter->Value >>= m_bCheckSQL92;
}
} // for(;pIter != pEnd;++pIter)
{
sal_Int32 nLen = url.indexOf(':');
nLen = url.indexOf(':',nLen+1);
OUString aDSN(url.copy(nLen+1));
OUString aFileName = aDSN;
INetURLObject aURL;
aURL.SetSmartProtocol(INetProtocol::File);
if (!comphelper::IsFuzzing())
{
SvtPathOptions aPathOptions;
aFileName = aPathOptions.SubstituteVariable(aFileName);
}
aURL.SetSmartURL(aFileName);
setURL(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE));
}
if ( m_nTextEncoding == RTL_TEXTENCODING_DONTKNOW )
{
//m_nTextEncoding = osl_getTextEncodingFromLocale(NULL);
m_nTextEncoding = osl_getThreadTextEncoding();
m_bDefaultTextEncoding = true;
}
if ( !aExt.isEmpty() )
m_aFilenameExtension = aExt;
try
{
::ucbhelper::Content aFile;
try
{
aFile = ::ucbhelper::Content(getURL(), Reference< XCommandEnvironment >(), comphelper::getProcessComponentContext());
}
catch(ContentCreationException& e)
{
throwUrlNotValid(getURL(),e.Message);
}
// set fields to fetch
Sequence< OUString > aProps { u"Title"_ustr };
try
{
if (aFile.isFolder())
{
m_xDir = aFile.createDynamicCursor(aProps, ::ucbhelper::INCLUDE_DOCUMENTS_ONLY );
m_xContent = aFile.get();
}
else if (aFile.isDocument())
{
Reference<XContent> xParent(Reference<XChild>(aFile.get(),UNO_QUERY_THROW)->getParent(),UNO_QUERY_THROW);
Reference<XContentIdentifier> xIdent = xParent->getIdentifier();
m_xContent = std::move(xParent);
::ucbhelper::Content aParent(xIdent->getContentIdentifier(), Reference< XCommandEnvironment >(), comphelper::getProcessComponentContext());
m_xDir = aParent.createDynamicCursor(aProps, ::ucbhelper::INCLUDE_DOCUMENTS_ONLY );
}
else
{
OSL_FAIL("OConnection::construct: ::ucbhelper::Content is neither a folder nor a document! How's that?!");
throw SQLException();
}
}
catch(Exception& e) // an exception is thrown when no file exists
{
throwUrlNotValid(getURL(),e.Message);
}
if(!m_xDir.is() || !m_xContent.is())
throwUrlNotValid(getURL(),OUString());
if (m_aFilenameExtension.indexOf('*') >= 0 || m_aFilenameExtension.indexOf('?') >= 0)
throw SQLException();
}
catch(const Exception&)
{
osl_atomic_decrement( &m_refCount );
throw;
}
osl_atomic_decrement( &m_refCount );
}
// XServiceInfo
IMPLEMENT_SERVICE_INFO(OConnection, u"com.sun.star.sdbc.drivers.file.Connection"_ustr, u"com.sun.star.sdbc.Connection"_ustr)
Reference< XStatement > SAL_CALL OConnection::createStatement( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
Reference< XStatement > xReturn = new OStatement(this);
m_aStatements.push_back(WeakReferenceHelper(xReturn));
return xReturn;
}
Reference< XPreparedStatement > SAL_CALL OConnection::prepareStatement( const OUString& sql )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
rtl::Reference<OPreparedStatement> pStmt = new OPreparedStatement(this);
pStmt->construct(sql);
m_aStatements.push_back(WeakReferenceHelper(*pStmt));
return pStmt;
}
Reference< XPreparedStatement > SAL_CALL OConnection::prepareCall( const OUString& /*sql*/ )
{
throwFeatureNotImplementedSQLException( u"XConnection::prepareCall"_ustr, *this );
}
OUString SAL_CALL OConnection::nativeSQL( const OUString& sql )
{
return sql;
}
void SAL_CALL OConnection::setAutoCommit( sal_Bool autoCommit )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
m_bAutoCommit = autoCommit;
}
sal_Bool SAL_CALL OConnection::getAutoCommit( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
return m_bAutoCommit;
}
void SAL_CALL OConnection::commit( )
{
}
void SAL_CALL OConnection::rollback( )
{
}
sal_Bool SAL_CALL OConnection::isClosed( )
{
::osl::MutexGuard aGuard( m_aMutex );
return OConnection_BASE::rBHelper.bDisposed;
}
Reference< XDatabaseMetaData > SAL_CALL OConnection::getMetaData( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
Reference< XDatabaseMetaData > xMetaData = m_xMetaData;
if(!xMetaData.is())
{
xMetaData = new ODatabaseMetaData(this);
m_xMetaData = xMetaData;
}
return xMetaData;
}
void SAL_CALL OConnection::setReadOnly( sal_Bool readOnly )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
m_bReadOnly = readOnly;
}
sal_Bool SAL_CALL OConnection::isReadOnly( )
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
return m_bReadOnly;
}
void SAL_CALL OConnection::setCatalog( const OUString& /*catalog*/ )
{
throwFeatureNotImplementedSQLException( u"XConnection::setCatalog"_ustr, *this );
}
OUString SAL_CALL OConnection::getCatalog( )
{
return OUString();
}
void SAL_CALL OConnection::setTransactionIsolation( sal_Int32 /*level*/ )
{
throwFeatureNotImplementedSQLException( u"XConnection::setTransactionIsolation"_ustr, *this );
}
sal_Int32 SAL_CALL OConnection::getTransactionIsolation( )
{
return 0;
}
Reference< XNameAccess > SAL_CALL OConnection::getTypeMap( )
{
return nullptr;
}
void SAL_CALL OConnection::setTypeMap( const Reference< XNameAccess >& /*typeMap*/ )
{
}
// XCloseable
void SAL_CALL OConnection::close( )
{
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(OConnection_BASE::rBHelper.bDisposed);
}
dispose();
}
// XWarningsSupplier
Any SAL_CALL OConnection::getWarnings( )
{
return Any();
}
void SAL_CALL OConnection::clearWarnings( )
{
}
void OConnection::disposing()
{
::osl::MutexGuard aGuard(m_aMutex);
OConnection_BASE::disposing();
m_xDir.clear();
m_xContent.clear();
m_xCatalog.clear();
}
Reference< XTablesSupplier > OConnection::createCatalog()
{
::osl::MutexGuard aGuard( m_aMutex );
rtl::Reference< connectivity::sdbcx::OCatalog > xTab = m_xCatalog.get();
if(!xTab.is())
{
xTab = new OFileCatalog(this);
m_xCatalog = xTab.get();
}
return xTab;
}
Reference< XDynamicResultSet > OConnection::getDir() const
{
Reference<XDynamicResultSet> xContent;
Sequence< OUString > aProps { u"Title"_ustr };
try
{
Reference<XContentIdentifier> xIdent = getContent()->getIdentifier();
::ucbhelper::Content aParent(xIdent->getContentIdentifier(), Reference< XCommandEnvironment >(), comphelper::getProcessComponentContext());
xContent = aParent.createDynamicCursor(aProps, ::ucbhelper::INCLUDE_DOCUMENTS_ONLY );
}
catch(Exception&)
{
}
return xContent;
}
sal_Int64 SAL_CALL OConnection::getSomething( const Sequence< sal_Int8 >& rId )
{
return comphelper::getSomethingImpl(rId, this);
}
const Sequence< sal_Int8 > & OConnection::getUnoTunnelId()
{
static const comphelper::UnoIdInit implId;
return implId.getSeq();
}
void OConnection::throwUrlNotValid(const OUString & _rsUrl,const OUString & _rsMessage)
{
XConnection* context = this;
css::uno::Any next;
if (!_rsMessage.isEmpty())
next <<= SQLException(_rsMessage, context, OUString(), 0, Any());
SQLException aError(
getResources().getResourceStringWithSubstitution(STR_NO_VALID_FILE_URL, "$URL$", _rsUrl),
context, u"S1000"_ustr, 0, next);
throw aError;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */