425 lines
12 KiB
C++
425 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_ucb.hxx"
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/*
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* This file pinched from webdavdatasupplier (etc.)
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* cut & paste + new getData impl. & collate ResultSet code.
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*/
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#include <vector>
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#include <osl/diagnose.h>
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#include <com/sun/star/ucb/OpenMode.hpp>
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#include <ucbhelper/contentidentifier.hxx>
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#include <ucbhelper/providerhelper.hxx>
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#include "gvfs_directory.hxx"
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#include <libgnomevfs/gnome-vfs-utils.h>
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#include <libgnomevfs/gnome-vfs-directory.h>
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using namespace com::sun::star;
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using namespace gvfs;
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// DynamicResultSet Implementation.
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DynamicResultSet::DynamicResultSet(
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const uno::Reference< lang::XMultiServiceFactory >& rxSMgr,
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const rtl::Reference< Content >& rxContent,
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const ucb::OpenCommandArgument2& rCommand,
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const uno::Reference< ucb::XCommandEnvironment >& rxEnv )
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: ResultSetImplHelper( rxSMgr, rCommand ),
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m_xContent( rxContent ),
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m_xEnv( rxEnv )
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{
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}
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void DynamicResultSet::initStatic()
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{
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m_xResultSet1
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= new ::ucbhelper::ResultSet( m_xSMgr,
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m_aCommand.Properties,
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new DataSupplier( m_xSMgr,
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m_xContent,
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m_aCommand.Mode ),
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m_xEnv );
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}
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void DynamicResultSet::initDynamic()
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{
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initStatic();
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m_xResultSet2 = m_xResultSet1;
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}
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//=========================================================================
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// DataSupplier Implementation.
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struct ResultListEntry
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{
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rtl::OUString aId;
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uno::Reference< ucb::XContentIdentifier > xId;
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uno::Reference< ucb::XContent > xContent;
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uno::Reference< sdbc::XRow > xRow;
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GnomeVFSFileInfo aInfo;
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ResultListEntry( const GnomeVFSFileInfo *fileInfo)
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{
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gnome_vfs_file_info_copy (&aInfo, fileInfo);
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}
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~ResultListEntry()
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{
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gnome_vfs_file_info_clear (&aInfo);
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}
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};
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//=========================================================================
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//
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// ResultList.
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//
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//=========================================================================
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typedef std::vector< ResultListEntry* > ResultList;
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//=========================================================================
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//
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// struct DataSupplier_Impl.
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//
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//=========================================================================
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struct gvfs::DataSupplier_Impl
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{
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osl::Mutex m_aMutex;
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ResultList m_aResults;
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rtl::Reference< Content > m_xContent;
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uno::Reference< lang::XMultiServiceFactory > m_xSMgr;
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sal_Int32 m_nOpenMode;
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sal_Bool m_bCountFinal;
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DataSupplier_Impl(
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const uno::Reference< lang::XMultiServiceFactory >& rxSMgr,
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const rtl::Reference< Content >& rContent,
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sal_Int32 nOpenMode )
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: m_xContent( rContent ), m_xSMgr( rxSMgr ),
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m_nOpenMode( nOpenMode ), m_bCountFinal( sal_False ) {}
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~DataSupplier_Impl()
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{
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ResultList::const_iterator it = m_aResults.begin();
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ResultList::const_iterator end = m_aResults.end();
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while ( it != end )
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{
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delete (*it);
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++it;
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}
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}
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};
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DataSupplier::DataSupplier(
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const uno::Reference< lang::XMultiServiceFactory >& rxSMgr,
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const rtl::Reference< Content >& rContent,
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sal_Int32 nOpenMode )
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: m_pImpl( new DataSupplier_Impl( rxSMgr, rContent, nOpenMode ) )
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{
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}
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//=========================================================================
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// virtual
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DataSupplier::~DataSupplier()
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{
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delete m_pImpl;
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}
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// virtual
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rtl::OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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if ( nIndex < m_pImpl->m_aResults.size() ) {
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rtl::OUString aId = m_pImpl->m_aResults[ nIndex ]->aId;
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if ( aId.getLength() ) // cached
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return aId;
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}
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if ( getResult( nIndex ) ) {
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rtl::OUString aId = m_pImpl->m_xContent->getOUURI();
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char *escaped_name;
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escaped_name = gnome_vfs_escape_string( m_pImpl->m_aResults[ nIndex ]->aInfo.name );
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if ( ( aId.lastIndexOf( '/' ) + 1 ) != aId.getLength() )
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aId += rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/"));
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aId += rtl::OUString::createFromAscii( escaped_name );
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g_free( escaped_name );
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m_pImpl->m_aResults[ nIndex ]->aId = aId;
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return aId;
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}
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return rtl::OUString();
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}
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// virtual
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uno::Reference< ucb::XContentIdentifier >
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DataSupplier::queryContentIdentifier( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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if ( nIndex < m_pImpl->m_aResults.size() ) {
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uno::Reference< ucb::XContentIdentifier > xId
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= m_pImpl->m_aResults[ nIndex ]->xId;
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if ( xId.is() ) // Already cached.
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return xId;
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}
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rtl::OUString aId = queryContentIdentifierString( nIndex );
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if ( aId.getLength() ) {
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uno::Reference< ucb::XContentIdentifier > xId
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= new ::ucbhelper::ContentIdentifier( aId );
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m_pImpl->m_aResults[ nIndex ]->xId = xId;
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return xId;
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}
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return uno::Reference< ucb::XContentIdentifier >();
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}
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// virtual
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uno::Reference< ucb::XContent >
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DataSupplier::queryContent( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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if ( nIndex < m_pImpl->m_aResults.size() ) {
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uno::Reference< ucb::XContent > xContent
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= m_pImpl->m_aResults[ nIndex ]->xContent;
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if ( xContent.is() ) // Already cached.
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return xContent;
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}
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uno::Reference< ucb::XContentIdentifier > xId
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= queryContentIdentifier( nIndex );
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if ( xId.is() ) {
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try
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{
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// FIXME:
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// It would be really nice to propagate this information
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// to the Content, but we can't then register it with the
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// ContentProvider, and the ucbhelper hinders here.
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uno::Reference< ucb::XContent > xContent
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= m_pImpl->m_xContent->getProvider()->queryContent( xId );
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m_pImpl->m_aResults[ nIndex ]->xContent = xContent;
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return xContent;
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}
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catch ( ucb::IllegalIdentifierException& ) {
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}
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}
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return uno::Reference< ucb::XContent >();
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}
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// virtual
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sal_Bool DataSupplier::getResult( sal_uInt32 nIndex )
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{
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osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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if ( m_pImpl->m_aResults.size() > nIndex ) // Result already present.
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return sal_True;
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if ( getData() && m_pImpl->m_aResults.size() > nIndex )
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return sal_True;
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return sal_False;
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}
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// virtual
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sal_uInt32 DataSupplier::totalCount()
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{
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getData();
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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return m_pImpl->m_aResults.size();
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}
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// virtual
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sal_uInt32 DataSupplier::currentCount()
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{
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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return m_pImpl->m_aResults.size();
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}
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// virtual
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sal_Bool DataSupplier::isCountFinal()
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{
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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return m_pImpl->m_bCountFinal;
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}
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// virtual
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uno::Reference< sdbc::XRow > DataSupplier::queryPropertyValues( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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if ( nIndex < m_pImpl->m_aResults.size() ) {
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uno::Reference< sdbc::XRow > xRow = m_pImpl->m_aResults[ nIndex ]->xRow;
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if ( xRow.is() ) // Already cached.
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return xRow;
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}
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if ( getResult( nIndex ) ) {
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// Inefficient - but we can't create xContent's sensibly
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// nor can we do the property code sensibly cleanly staticaly.
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Content *pContent = static_cast< ::gvfs::Content * >(queryContent( nIndex ).get());
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uno::Reference< sdbc::XRow > xRow =
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pContent->getPropertyValues( getResultSet()->getProperties(),
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getResultSet()->getEnvironment() );
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m_pImpl->m_aResults[ nIndex ]->xRow = xRow;
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return xRow;
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}
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return uno::Reference< sdbc::XRow >();
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}
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// virtual
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void DataSupplier::releasePropertyValues( sal_uInt32 nIndex )
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{
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osl::Guard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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if ( nIndex < m_pImpl->m_aResults.size() )
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m_pImpl->m_aResults[ nIndex ]->xRow = uno::Reference< sdbc::XRow >();
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}
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// virtual
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void DataSupplier::close()
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{
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}
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// virtual
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void DataSupplier::validate()
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throw( ucb::ResultSetException )
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{
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}
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sal_Bool DataSupplier::getData()
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{
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osl::ClearableGuard< osl::Mutex > aGuard( m_pImpl->m_aMutex );
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if ( !m_pImpl->m_bCountFinal ) {
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GnomeVFSResult result;
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GnomeVFSDirectoryHandle *dirHandle = NULL;
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{
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Authentication aAuth( getResultSet()->getEnvironment() );
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char *uri = m_pImpl->m_xContent->getURI();
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result = gnome_vfs_directory_open
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( &dirHandle, uri, GNOME_VFS_FILE_INFO_DEFAULT );
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if (result != GNOME_VFS_OK) {
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#ifdef DEBUG
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g_warning ("Failed open of '%s' with '%s'",
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uri, gnome_vfs_result_to_string( result ));
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#endif
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g_free( uri );
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return sal_False;
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}
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g_free( uri );
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}
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GnomeVFSFileInfo* fileInfo = gnome_vfs_file_info_new ();
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while ((result = gnome_vfs_directory_read_next (dirHandle, fileInfo)) == GNOME_VFS_OK) {
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if( fileInfo->name && fileInfo->name[0] == '.' &&
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( fileInfo->name[1] == '\0' ||
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( fileInfo->name[1] == '.' && fileInfo->name[2] == '\0' ) ) )
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continue;
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switch ( m_pImpl->m_nOpenMode ) {
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case ucb::OpenMode::FOLDERS:
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if ( !(fileInfo->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_TYPE) ||
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fileInfo->type != GNOME_VFS_FILE_TYPE_DIRECTORY )
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continue;
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break;
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case ucb::OpenMode::DOCUMENTS:
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if ( !(fileInfo->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_TYPE) ||
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fileInfo->type != GNOME_VFS_FILE_TYPE_REGULAR )
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continue;
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break;
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case ucb::OpenMode::ALL:
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default:
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break;
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}
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m_pImpl->m_aResults.push_back( new ResultListEntry( fileInfo ) );
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}
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gnome_vfs_file_info_unref (fileInfo);
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#ifdef DEBUG
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g_warning ("Got %d directory entries", result);
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#endif
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m_pImpl->m_bCountFinal = sal_True;
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// Callback possible, because listeners may be informed!
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aGuard.clear();
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getResultSet()->rowCountFinal();
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if (result != GNOME_VFS_ERROR_EOF) {
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#ifdef DEBUG
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g_warning( "Failed read_next '%s'",
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gnome_vfs_result_to_string( result ) );
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#endif
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return sal_False;
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}
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result = gnome_vfs_directory_close (dirHandle);
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if (result != GNOME_VFS_OK) {
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#ifdef DEBUG
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g_warning( "Failed close '%s'",
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gnome_vfs_result_to_string( result ) );
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#endif
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return sal_False;
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}
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}
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return sal_True;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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