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Diffstat (limited to 'fpicker/source/office/contentenumeration.cxx')
| -rw-r--r-- | fpicker/source/office/contentenumeration.cxx | 326 |
1 files changed, 326 insertions, 0 deletions
diff --git a/fpicker/source/office/contentenumeration.cxx b/fpicker/source/office/contentenumeration.cxx new file mode 100644 index 000000000..5b74719a3 --- /dev/null +++ b/fpicker/source/office/contentenumeration.cxx @@ -0,0 +1,326 @@ +/* -*- 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 <tools/diagnose_ex.h> +#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 ::com::sun::star::beans::PropertyValue; + using ::com::sun::star::document::DocumentProperties; + using ::ucbhelper::ResultSetInclude; + 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() + { + ::osl::MutexGuard 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 ) + { + { + ::osl::MutexGuard aGuard( m_aMutex ); + m_aFolder = _rFolder; + m_pResultHandler = nullptr; + m_rDenyList = rDenyList; + } + return enumerateFolderContent(); + } + + + void FileViewContentEnumerator::enumerateFolderContent( + const FolderDescriptor& _rFolder, IEnumerationResultHandler* _pResultHandler ) + { + ::osl::MutexGuard 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; + { + ::osl::MutexGuard aGuard( m_aMutex ); + aFolder = m_aFolder; + xEnvironment = m_xCommandEnv; + } + if ( !aFolder.aContent.get().is() ) + { + aFolder.aContent = ::ucbhelper::Content( aFolder.sURL, xEnvironment, comphelper::getProcessComponentContext() ); + { + ::osl::MutexGuard 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 + { + ::osl::MutexGuard 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 ) + { + SolarMutexGuard aGuard; + ::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) ); + } + } + + { + ::osl::MutexGuard 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; + { + ::osl::MutexGuard 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: */ |