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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 "contentenumeration.hxx"
#include <svtools/imagemgr.hxx>
#include <com/sun/star/sdbc/XResultSet.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/ucb/CommandAbortedException.hpp>
#include <com/sun/star/ucb/XDynamicResultSet.hpp>
#include <com/sun/star/ucb/XContentAccess.hpp>
#include <com/sun/star/util/DateTime.hpp>
#include <com/sun/star/document/DocumentProperties.hpp>
#include <comphelper/processfactory.hxx>
#include <comphelper/sequence.hxx>
#include <vcl/svapp.hxx>
#include <osl/mutex.hxx>
#include <osl/diagnose.h>
#include <comphelper/diagnose_ex.hxx>
#include <tools/urlobj.hxx>
namespace svt
{
#define ROW_TITLE 1
#define ROW_SIZE 2
#define ROW_DATE_MOD 3
#define ROW_DATE_CREATE 4
#define ROW_IS_FOLDER 5
#define ROW_TARGET_URL 6
#define ROW_IS_HIDDEN 7
#define ROW_IS_VOLUME 8
#define ROW_IS_REMOTE 9
#define ROW_IS_REMOVABLE 10
#define ROW_IS_FLOPPY 11
#define ROW_IS_COMPACTDISC 12
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::util::DateTime;
using ::com::sun::star::sdbc::XResultSet;
using ::com::sun::star::sdbc::XRow;
using ::com::sun::star::ucb::XDynamicResultSet;
using ::com::sun::star::ucb::CommandAbortedException;
using ::com::sun::star::ucb::XContentAccess;
using ::com::sun::star::ucb::XCommandEnvironment;
using ::ucbhelper::INCLUDE_FOLDERS_AND_DOCUMENTS;
//= FileViewContentEnumerator
FileViewContentEnumerator::FileViewContentEnumerator(
const Reference< XCommandEnvironment >& _rxCommandEnv,
ContentData& _rContentToFill, ::osl::Mutex& _rContentMutex )
:Thread ( "FileViewContentEnumerator" )
,m_rContent ( _rContentToFill )
,m_rContentMutex ( _rContentMutex )
,m_xCommandEnv ( _rxCommandEnv )
,m_pResultHandler ( nullptr )
,m_bCancelled ( false )
{
}
FileViewContentEnumerator::~FileViewContentEnumerator()
{
}
void FileViewContentEnumerator::cancel()
{
std::unique_lock aGuard( m_aMutex );
m_bCancelled = true;
m_pResultHandler = nullptr;
m_aFolder.aContent = ::ucbhelper::Content();
m_aFolder.sURL.clear();
}
EnumerationResult FileViewContentEnumerator::enumerateFolderContentSync(
const FolderDescriptor& _rFolder,
const css::uno::Sequence< OUString >& rDenyList )
{
{
std::unique_lock aGuard( m_aMutex );
m_aFolder = _rFolder;
m_pResultHandler = nullptr;
m_rDenyList = rDenyList;
}
return enumerateFolderContent();
}
void FileViewContentEnumerator::enumerateFolderContent(
const FolderDescriptor& _rFolder, IEnumerationResultHandler* _pResultHandler )
{
std::unique_lock aGuard( m_aMutex );
m_aFolder = _rFolder;
m_pResultHandler = _pResultHandler;
OSL_ENSURE( m_aFolder.aContent.get().is() || !m_aFolder.sURL.isEmpty(),
"FileViewContentEnumerator::enumerateFolderContent: invalid folder descriptor!" );
launch();
//TODO: a protocol is missing how to join with the launched thread
// before exit(3), to ensure the thread is no longer relying on any
// infrastructure while that infrastructure is being shut down in
// atexit handlers
}
EnumerationResult FileViewContentEnumerator::enumerateFolderContent()
{
EnumerationResult eResult = EnumerationResult::ERROR;
try
{
Reference< XResultSet > xResultSet;
Sequence< OUString > aProps{ "Title",
"Size",
"DateModified",
"DateCreated",
"IsFolder",
"TargetURL",
"IsHidden",
"IsVolume",
"IsRemote",
"IsRemoveable",
"IsFloppy",
"IsCompactDisc" };
Reference< XCommandEnvironment > xEnvironment;
try
{
FolderDescriptor aFolder;
{
std::unique_lock aGuard( m_aMutex );
aFolder = m_aFolder;
xEnvironment = m_xCommandEnv;
}
if ( !aFolder.aContent.get().is() )
{
aFolder.aContent = ::ucbhelper::Content( aFolder.sURL, xEnvironment, comphelper::getProcessComponentContext() );
{
std::unique_lock aGuard( m_aMutex );
m_aFolder.aContent = aFolder.aContent;
}
}
Reference< XDynamicResultSet > xDynResultSet = aFolder.aContent.createDynamicCursor( aProps, INCLUDE_FOLDERS_AND_DOCUMENTS );
if ( xDynResultSet.is() )
xResultSet = xDynResultSet->getStaticResultSet();
}
catch( CommandAbortedException& )
{
TOOLS_WARN_EXCEPTION( "svtools.contnr", "");
}
catch( Exception& )
{
}
if ( xResultSet.is() )
{
Reference< XRow > xRow( xResultSet, UNO_QUERY );
Reference< XContentAccess > xContentAccess( xResultSet, UNO_QUERY );
try
{
DateTime aDT;
bool bCancelled = false;
while ( !bCancelled && xResultSet->next() )
{
bool bIsHidden = xRow->getBoolean( ROW_IS_HIDDEN );
// don't show hidden files
if ( !bIsHidden || xRow->wasNull() )
{
aDT = xRow->getTimestamp( ROW_DATE_MOD );
bool bContainsDate = !xRow->wasNull();
if ( !bContainsDate )
{
aDT = xRow->getTimestamp( ROW_DATE_CREATE );
bContainsDate = !xRow->wasNull();
}
OUString aContentURL = xContentAccess->queryContentIdentifierString();
OUString aTargetURL = xRow->getString( ROW_TARGET_URL );
bool bHasTargetURL = !xRow->wasNull() && !aTargetURL.isEmpty();
OUString sRealURL = bHasTargetURL ? aTargetURL : aContentURL;
// check for restrictions
{
std::unique_lock aGuard( m_aMutex );
if ( /* m_rDenyList.hasElements() && */ URLOnDenyList ( sRealURL ) )
continue;
}
std::unique_ptr<SortingData_Impl> pData(new SortingData_Impl);
pData->maTargetURL = sRealURL;
pData->mbIsFolder = xRow->getBoolean( ROW_IS_FOLDER ) && !xRow->wasNull();
pData->mbIsVolume = xRow->getBoolean( ROW_IS_VOLUME ) && !xRow->wasNull();
pData->mbIsRemote = xRow->getBoolean( ROW_IS_REMOTE ) && !xRow->wasNull();
pData->mbIsRemoveable = xRow->getBoolean( ROW_IS_REMOVABLE ) && !xRow->wasNull();
pData->mbIsFloppy = xRow->getBoolean( ROW_IS_FLOPPY ) && !xRow->wasNull();
pData->mbIsCompactDisc = xRow->getBoolean( ROW_IS_COMPACTDISC ) && !xRow->wasNull();
pData->SetNewTitle( xRow->getString( ROW_TITLE ) );
pData->maSize = xRow->getLong( ROW_SIZE );
if ( bHasTargetURL &&
INetURLObject( aContentURL ).GetProtocol() == INetProtocol::VndSunStarHier )
{
::ucbhelper::Content aCnt( aTargetURL, xEnvironment, comphelper::getProcessComponentContext() );
try
{
aCnt.getPropertyValue("Size") >>= pData->maSize;
aCnt.getPropertyValue("DateModified") >>= aDT;
}
catch (...) {}
}
if ( bContainsDate )
{
pData->maModDate = ::DateTime( aDT );
}
if ( pData->mbIsFolder )
{
::svtools::VolumeInfo aVolInfo( pData->mbIsVolume, pData->mbIsRemote,
pData->mbIsRemoveable, pData->mbIsFloppy,
pData->mbIsCompactDisc );
pData->maType = SvFileInformationManager::GetFolderDescription( aVolInfo );
}
else
pData->maType = SvFileInformationManager::GetFileDescription(
INetURLObject( pData->maTargetURL ) );
{
::osl::MutexGuard aGuard( m_rContentMutex );
m_rContent.push_back( std::move(pData) );
}
}
{
std::unique_lock aGuard( m_aMutex );
bCancelled = m_bCancelled;
}
}
eResult = EnumerationResult::SUCCESS;
}
catch( Exception const & )
{
TOOLS_WARN_EXCEPTION( "svtools.contnr", "FileViewContentEnumerator::enumerateFolderContent: caught an exception while enumerating");
}
}
}
catch( Exception const & )
{
TOOLS_WARN_EXCEPTION( "svtools.contnr", "FileViewContentEnumerator::enumerateFolderContent" );
}
IEnumerationResultHandler* pHandler = nullptr;
{
std::unique_lock aGuard( m_aMutex );
pHandler = m_pResultHandler;
if ( m_bCancelled )
return EnumerationResult::ERROR;
}
{
::osl::MutexGuard aGuard( m_rContentMutex );
if ( eResult != EnumerationResult::SUCCESS )
// clear any "intermediate" and unfinished result
m_rContent.clear();
}
if ( pHandler )
pHandler->enumerationDone( eResult );
return eResult;
}
bool FileViewContentEnumerator::URLOnDenyList ( std::u16string_view sRealURL )
{
std::u16string_view entryName = sRealURL.substr( sRealURL.rfind( '/' ) + 1 );
return comphelper::findValue(m_rDenyList, entryName) != -1;
}
void FileViewContentEnumerator::execute()
{
enumerateFolderContent();
}
} // namespace svt
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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