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Diffstat (limited to 'comphelper/source/misc/storagehelper.cxx')
| -rw-r--r-- | comphelper/source/misc/storagehelper.cxx | 531 |
1 files changed, 531 insertions, 0 deletions
diff --git a/comphelper/source/misc/storagehelper.cxx b/comphelper/source/misc/storagehelper.cxx new file mode 100644 index 000000000000..039ad82dacb3 --- /dev/null +++ b/comphelper/source/misc/storagehelper.cxx @@ -0,0 +1,531 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_comphelper.hxx" +#include <com/sun/star/embed/ElementModes.hpp> +#include <com/sun/star/embed/XEncryptionProtectedSource2.hpp> +#include <com/sun/star/ucb/XSimpleFileAccess.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/beans/IllegalTypeException.hpp> + +#include <rtl/digest.h> + +#include <ucbhelper/content.hxx> + +#include <comphelper/fileformat.h> +#include <comphelper/processfactory.hxx> +#include <comphelper/documentconstants.hxx> + +#include <comphelper/storagehelper.hxx> + + +using namespace ::com::sun::star; + +namespace comphelper { + +// ---------------------------------------------------------------------- +uno::Reference< lang::XSingleServiceFactory > OStorageHelper::GetStorageFactory( + const uno::Reference< lang::XMultiServiceFactory >& xSF ) + throw ( uno::Exception ) +{ + uno::Reference< lang::XMultiServiceFactory > xFactory = xSF.is() ? xSF : ::comphelper::getProcessServiceFactory(); + if ( !xFactory.is() ) + throw uno::RuntimeException(); + + uno::Reference < lang::XSingleServiceFactory > xStorageFactory( + xFactory->createInstance ( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.StorageFactory" )) ), + uno::UNO_QUERY ); + + if ( !xStorageFactory.is() ) + throw uno::RuntimeException(); + + return xStorageFactory; +} + +// ---------------------------------------------------------------------- +uno::Reference< lang::XSingleServiceFactory > OStorageHelper::GetFileSystemStorageFactory( + const uno::Reference< lang::XMultiServiceFactory >& xSF ) + throw ( uno::Exception ) +{ + uno::Reference< lang::XMultiServiceFactory > xFactory = xSF.is() ? xSF : ::comphelper::getProcessServiceFactory(); + if ( !xFactory.is() ) + throw uno::RuntimeException(); + + uno::Reference < lang::XSingleServiceFactory > xStorageFactory( + xFactory->createInstance ( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.FileSystemStorageFactory" )) ), + uno::UNO_QUERY ); + + if ( !xStorageFactory.is() ) + throw uno::RuntimeException(); + + return xStorageFactory; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetTemporaryStorage( + const uno::Reference< lang::XMultiServiceFactory >& xFactory ) + throw ( uno::Exception ) +{ + uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstance(), + uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetStorageFromURL( + const ::rtl::OUString& aURL, + sal_Int32 nStorageMode, + const uno::Reference< lang::XMultiServiceFactory >& xFactory ) + throw ( uno::Exception ) +{ + uno::Sequence< uno::Any > aArgs( 2 ); + aArgs[0] <<= aURL; + aArgs[1] <<= nStorageMode; + + uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetStorageFromURL2( + const ::rtl::OUString& aURL, + sal_Int32 nStorageMode, + const uno::Reference< lang::XMultiServiceFactory >& xFactory ) + throw ( uno::Exception ) +{ + uno::Sequence< uno::Any > aArgs( 2 ); + aArgs[0] <<= aURL; + aArgs[1] <<= nStorageMode; + + uno::Reference< lang::XSingleServiceFactory > xFact; + try { + ::ucbhelper::Content aCntnt( aURL, + uno::Reference< ::com::sun::star::ucb::XCommandEnvironment > () ); + if (aCntnt.isDocument()) { + xFact = GetStorageFactory( xFactory ); + } else { + xFact = GetFileSystemStorageFactory( xFactory ); + } + } catch (uno::Exception &) { } + + if (!xFact.is()) throw uno::RuntimeException(); + + uno::Reference< embed::XStorage > xTempStorage( + xFact->createInstanceWithArguments( aArgs ), uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetStorageFromInputStream( + const uno::Reference < io::XInputStream >& xStream, + const uno::Reference< lang::XMultiServiceFactory >& xFactory ) + throw ( uno::Exception ) +{ + uno::Sequence< uno::Any > aArgs( 2 ); + aArgs[0] <<= xStream; + aArgs[1] <<= embed::ElementModes::READ; + + uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetStorageFromStream( + const uno::Reference < io::XStream >& xStream, + sal_Int32 nStorageMode, + const uno::Reference< lang::XMultiServiceFactory >& xFactory ) + throw ( uno::Exception ) +{ + uno::Sequence< uno::Any > aArgs( 2 ); + aArgs[0] <<= xStream; + aArgs[1] <<= nStorageMode; + + uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +void OStorageHelper::CopyInputToOutput( + const uno::Reference< io::XInputStream >& xInput, + const uno::Reference< io::XOutputStream >& xOutput ) + throw ( uno::Exception ) +{ + static const sal_Int32 nConstBufferSize = 32000; + + sal_Int32 nRead; + uno::Sequence < sal_Int8 > aSequence ( nConstBufferSize ); + + do + { + nRead = xInput->readBytes ( aSequence, nConstBufferSize ); + if ( nRead < nConstBufferSize ) + { + uno::Sequence < sal_Int8 > aTempBuf ( aSequence.getConstArray(), nRead ); + xOutput->writeBytes ( aTempBuf ); + } + else + xOutput->writeBytes ( aSequence ); + } + while ( nRead == nConstBufferSize ); +} + +// ---------------------------------------------------------------------- +uno::Reference< io::XInputStream > OStorageHelper::GetInputStreamFromURL( + const ::rtl::OUString& aURL, + const uno::Reference< lang::XMultiServiceFactory >& xSF ) + throw ( uno::Exception ) +{ + uno::Reference< lang::XMultiServiceFactory > xFactory = xSF.is() ? xSF : ::comphelper::getProcessServiceFactory(); + if ( !xFactory.is() ) + throw uno::RuntimeException(); + + uno::Reference < ::com::sun::star::ucb::XSimpleFileAccess > xTempAccess( + xFactory->createInstance ( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.ucb.SimpleFileAccess" )) ), + uno::UNO_QUERY ); + + if ( !xTempAccess.is() ) + throw uno::RuntimeException(); + + uno::Reference< io::XInputStream > xInputStream = xTempAccess->openFileRead( aURL ); + if ( !xInputStream.is() ) + throw uno::RuntimeException(); + + return xInputStream; +} + +// ---------------------------------------------------------------------- +void OStorageHelper::SetCommonStorageEncryptionData( + const uno::Reference< embed::XStorage >& xStorage, + const uno::Sequence< beans::NamedValue >& aEncryptionData ) + throw ( uno::Exception ) +{ + uno::Reference< embed::XEncryptionProtectedSource2 > xEncrSet( xStorage, uno::UNO_QUERY ); + if ( !xEncrSet.is() ) + throw io::IOException(); // TODO + + xEncrSet->setEncryptionData( aEncryptionData ); +} + +// ---------------------------------------------------------------------- +sal_Int32 OStorageHelper::GetXStorageFormat( + const uno::Reference< embed::XStorage >& xStorage ) + throw ( uno::Exception ) +{ + uno::Reference< beans::XPropertySet > xStorProps( xStorage, uno::UNO_QUERY_THROW ); + + ::rtl::OUString aMediaType; + xStorProps->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "MediaType" )) ) >>= aMediaType; + + sal_Int32 nResult = 0; + + // TODO/LATER: the filter configuration could be used to detect it later, or batter a special service + if ( + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_WRITER_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_WRITER_WEB_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_WRITER_GLOBAL_ASCII) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_DRAW_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_IMPRESS_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_CALC_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_CHART_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_VND_SUN_XML_MATH_ASCII ) + ) + { + nResult = SOFFICE_FILEFORMAT_60; + } + else + if ( + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_TEXT_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_TEXT_WEB_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_TEXT_GLOBAL_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_DRAWING_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_PRESENTATION_ASCII) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_SPREADSHEET_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_CHART_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_FORMULA_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_DATABASE_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_REPORT_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_REPORT_CHART_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_TEXT_TEMPLATE_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_DRAWING_TEMPLATE_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_PRESENTATION_TEMPLATE_ASCII) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_SPREADSHEET_TEMPLATE_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_CHART_TEMPLATE_ASCII ) || + aMediaType.equalsIgnoreAsciiCaseAscii(MIMETYPE_OASIS_OPENDOCUMENT_FORMULA_TEMPLATE_ASCII ) + ) + { + nResult = SOFFICE_FILEFORMAT_8; + } + else + { + // the mediatype is not known + throw beans::IllegalTypeException(); + } + + return nResult; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetTemporaryStorageOfFormat( + const ::rtl::OUString& aFormat, + const uno::Reference< lang::XMultiServiceFactory >& xFactory ) + throw ( uno::Exception ) +{ + uno::Reference< lang::XMultiServiceFactory > xFactoryToUse = xFactory.is() ? xFactory : ::comphelper::getProcessServiceFactory(); + if ( !xFactoryToUse.is() ) + throw uno::RuntimeException(); + + uno::Reference< io::XStream > xTmpStream( + xFactoryToUse->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.io.TempFile" ) ) ), + uno::UNO_QUERY_THROW ); + + return GetStorageOfFormatFromStream( aFormat, xTmpStream, embed::ElementModes::READWRITE, xFactoryToUse ); +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetStorageOfFormatFromURL( + const ::rtl::OUString& aFormat, + const ::rtl::OUString& aURL, + sal_Int32 nStorageMode, + const uno::Reference< lang::XMultiServiceFactory >& xFactory, + sal_Bool bRepairStorage ) + throw ( uno::Exception ) +{ + uno::Sequence< beans::PropertyValue > aProps( 1 ); + aProps[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StorageFormat" ) ); + aProps[0].Value <<= aFormat; + if ( bRepairStorage ) + { + aProps.realloc( 2 ); + aProps[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "RepairPackage" ) ); + aProps[1].Value <<= bRepairStorage; + } + + uno::Sequence< uno::Any > aArgs( 3 ); + aArgs[0] <<= aURL; + aArgs[1] <<= nStorageMode; + aArgs[2] <<= aProps; + + uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetStorageOfFormatFromInputStream( + const ::rtl::OUString& aFormat, + const uno::Reference < io::XInputStream >& xStream, + const uno::Reference< lang::XMultiServiceFactory >& xFactory, + sal_Bool bRepairStorage ) + throw ( uno::Exception ) +{ + uno::Sequence< beans::PropertyValue > aProps( 1 ); + aProps[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StorageFormat" ) ); + aProps[0].Value <<= aFormat; + if ( bRepairStorage ) + { + aProps.realloc( 2 ); + aProps[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "RepairPackage" ) ); + aProps[1].Value <<= bRepairStorage; + } + + uno::Sequence< uno::Any > aArgs( 3 ); + aArgs[0] <<= xStream; + aArgs[1] <<= embed::ElementModes::READ; + aArgs[2] <<= aProps; + + uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +uno::Reference< embed::XStorage > OStorageHelper::GetStorageOfFormatFromStream( + const ::rtl::OUString& aFormat, + const uno::Reference < io::XStream >& xStream, + sal_Int32 nStorageMode, + const uno::Reference< lang::XMultiServiceFactory >& xFactory, + sal_Bool bRepairStorage ) + throw ( uno::Exception ) +{ + uno::Sequence< beans::PropertyValue > aProps( 1 ); + aProps[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StorageFormat" ) ); + aProps[0].Value <<= aFormat; + if ( bRepairStorage ) + { + aProps.realloc( 2 ); + aProps[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "RepairPackage" ) ); + aProps[1].Value <<= bRepairStorage; + } + + uno::Sequence< uno::Any > aArgs( 3 ); + aArgs[0] <<= xStream; + aArgs[1] <<= nStorageMode; + aArgs[2] <<= aProps; + + uno::Reference< embed::XStorage > xTempStorage( GetStorageFactory( xFactory )->createInstanceWithArguments( aArgs ), + uno::UNO_QUERY ); + if ( !xTempStorage.is() ) + throw uno::RuntimeException(); + + return xTempStorage; +} + +// ---------------------------------------------------------------------- +uno::Sequence< beans::NamedValue > OStorageHelper::CreatePackageEncryptionData( const ::rtl::OUString& aPassword ) +{ + // TODO/LATER: Should not the method be part of DocPasswordHelper? + uno::Sequence< beans::NamedValue > aEncryptionData; + if ( aPassword.getLength() ) + { + // MS_1252 encoding was used for SO60 document format password encoding, + // this encoding supports only a minor subset of nonascii characters, + // but for compatibility reasons it has to be used for old document formats + aEncryptionData.realloc( 2 ); + aEncryptionData[0].Name = PACKAGE_ENCRYPTIONDATA_SHA1UTF8; + aEncryptionData[1].Name = PACKAGE_ENCRYPTIONDATA_SHA1MS1252; + + rtl_TextEncoding pEncoding[2] = { RTL_TEXTENCODING_UTF8, RTL_TEXTENCODING_MS_1252 }; + + for ( sal_Int32 nInd = 0; nInd < 2; nInd++ ) + { + ::rtl::OString aByteStrPass = ::rtl::OUStringToOString( aPassword, pEncoding[nInd] ); + + sal_uInt8 pBuffer[RTL_DIGEST_LENGTH_SHA1]; + rtlDigestError nError = rtl_digest_SHA1( aByteStrPass.getStr(), + aByteStrPass.getLength(), + pBuffer, + RTL_DIGEST_LENGTH_SHA1 ); + + if ( nError != rtl_Digest_E_None ) + { + aEncryptionData.realloc( 0 ); + break; + } + + aEncryptionData[nInd].Value <<= uno::Sequence< sal_Int8 >( (sal_Int8*)pBuffer, RTL_DIGEST_LENGTH_SHA1 ); + } + } + + return aEncryptionData; +} + +// ---------------------------------------------------------------------- +sal_Bool OStorageHelper::IsValidZipEntryFileName( const ::rtl::OUString& aName, sal_Bool bSlashAllowed ) +{ + return IsValidZipEntryFileName( aName.getStr(), aName.getLength(), bSlashAllowed ); +} + +// ---------------------------------------------------------------------- +sal_Bool OStorageHelper::IsValidZipEntryFileName( + const sal_Unicode *pChar, sal_Int32 nLength, sal_Bool bSlashAllowed ) +{ + for ( sal_Int32 i = 0; i < nLength; i++ ) + { + switch ( pChar[i] ) + { + case '\\': + case '?': + case '<': + case '>': + case '\"': + case '|': + case ':': + return sal_False; + case '/': + if ( !bSlashAllowed ) + return sal_False; + break; + default: + if ( pChar[i] < 32 || (pChar[i] >= 0xD800 && pChar[i] <= 0xDFFF) ) + return sal_False; + } + } + return sal_True; +} + +// ---------------------------------------------------------------------- +sal_Bool OStorageHelper::PathHasSegment( const ::rtl::OUString& aPath, const ::rtl::OUString& aSegment ) +{ + sal_Bool bResult = sal_False; + const sal_Int32 nPathLen = aPath.getLength(); + const sal_Int32 nSegLen = aSegment.getLength(); + + if ( nSegLen && nPathLen >= nSegLen ) + { + ::rtl::OUString aEndSegment( RTL_CONSTASCII_USTRINGPARAM( "/" ) ); + aEndSegment += aSegment; + + ::rtl::OUString aInternalSegment( aEndSegment ); + aInternalSegment += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/" ) ); + + if ( aPath.indexOf( aInternalSegment ) >= 0 ) + bResult = sal_True; + + if ( !bResult && !aPath.compareTo( aSegment, nSegLen ) ) + { + if ( nPathLen == nSegLen || aPath.getStr()[nSegLen] == (sal_Unicode)'/' ) + bResult = sal_True; + } + + if ( !bResult && nPathLen > nSegLen && aPath.copy( nPathLen - nSegLen - 1, nSegLen + 1 ).equals( aEndSegment ) ) + bResult = sal_True; + } + + return bResult; +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |