diff options
Diffstat (limited to 'extensions/source/update/feed')
| -rw-r--r-- | extensions/source/update/feed/test/updatefeedtest.cxx | 86 | ||||
| -rw-r--r-- | extensions/source/update/feed/updatefeed.component | 26 | ||||
| -rw-r--r-- | extensions/source/update/feed/updatefeed.cxx | 755 |
3 files changed, 867 insertions, 0 deletions
diff --git a/extensions/source/update/feed/test/updatefeedtest.cxx b/extensions/source/update/feed/test/updatefeedtest.cxx new file mode 100644 index 000000000..119aab24a --- /dev/null +++ b/extensions/source/update/feed/test/updatefeedtest.cxx @@ -0,0 +1,86 @@ +/* -*- 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 <cppuhelper/servicefactory.hxx> +#include <cppuhelper/bootstrap.hxx> + +#include <com/sun/star/lang/XInitialization.hpp> + + +#include <com/sun/star/ucb/UniversalContentBroker.hpp> +#include <com/sun/star/deployment/UpdateInformationProvider.hpp> + +#include <sal/main.h> +#include <osl/process.h> +#include <sal/log.hxx> +#include <stdio.h> + +namespace deployment = ::com::sun::star::deployment; +namespace lang = ::com::sun::star::lang; +namespace uno = ::com::sun::star::uno; +namespace xml = ::com::sun::star::xml; + + +SAL_IMPLEMENT_MAIN() +{ + (void) argv; + (void) argc; + + if( osl_getCommandArgCount() != 1 ) + { + fprintf(stderr, "Usage: updatefeedtest <url>\n"); + return -1; + } + + // create the initial component context + uno::Reference< uno::XComponentContext > rComponentContext = cppu::defaultBootstrap_InitialComponentContext(); + + // initialize UCB (for backwards compatibility, in case some code still uses + // plain createInstance w/o args directly to obtain an instance): + ucb::UniversalContentBroker::create(rComponentContext); + + // retrieve the update information provider + uno::Reference< deployment::XUpdateInformationProvider > rUpdateInformationProvider = + deployment::UpdateInformationProvider::create( rComponentContext ); + + uno::Sequence< OUString > theURLs(1); + osl_getCommandArg( 0, &theURLs[0].pData ); + // theURLs[0] = "http://localhost/~olli/atomfeed.xml"; + + OUString aExtension = "MyExtension"; + + try + { + uno::Sequence< uno::Reference< xml::dom::XElement > > theUpdateInfo = + rUpdateInformationProvider->getUpdateInformation( theURLs, aExtension ); + } + catch( const uno::Exception & ) + { + TOOLS_WARN_EXCEPTION("extensions.update", ""); + } + catch( ... ) + { + SAL_WARN("extensions.update", "exception of undetermined type caught" ); + } + + + return 0; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/extensions/source/update/feed/updatefeed.component b/extensions/source/update/feed/updatefeed.component new file mode 100644 index 000000000..83e30a8c2 --- /dev/null +++ b/extensions/source/update/feed/updatefeed.component @@ -0,0 +1,26 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + * 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 . + --> + +<component loader="com.sun.star.loader.SharedLibrary" environment="@CPPU_ENV@" + xmlns="http://openoffice.org/2010/uno-components"> + <implementation name="vnd.sun.UpdateInformationProvider" + constructor="extensions_update_UpdateInformationProvider_get_implementation"> + <service name="com.sun.star.deployment.UpdateInformationProvider"/> + </implementation> +</component> diff --git a/extensions/source/update/feed/updatefeed.cxx b/extensions/source/update/feed/updatefeed.cxx new file mode 100644 index 000000000..ee83c3f9b --- /dev/null +++ b/extensions/source/update/feed/updatefeed.cxx @@ -0,0 +1,755 @@ +/* -*- 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 <string_view> + +#include <config_folders.h> + +#include <cppuhelper/exc_hlp.hxx> +#include <cppuhelper/implbase.hxx> +#include <cppuhelper/supportsservice.hxx> +#include <comphelper/sequence.hxx> +#include <com/sun/star/beans/Property.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/configuration/theDefaultProvider.hpp> +#include <com/sun/star/container/XNameAccess.hpp> +#include <com/sun/star/deployment/UpdateInformationEntry.hpp> +#include <com/sun/star/deployment/XUpdateInformationProvider.hpp> +#include <com/sun/star/io/XActiveDataSink.hpp> +#include <com/sun/star/io/XInputStream.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/ucb/CommandAbortedException.hpp> +#include <com/sun/star/ucb/UniversalContentBroker.hpp> +#include <com/sun/star/ucb/XWebDAVCommandEnvironment.hpp> +#include <com/sun/star/ucb/XCommandProcessor2.hpp> +#include <com/sun/star/ucb/OpenCommandArgument3.hpp> +#include <com/sun/star/ucb/OpenMode.hpp> +#include <com/sun/star/task/PasswordContainerInteractionHandler.hpp> +#include <com/sun/star/xml/dom/DocumentBuilder.hpp> +#include <com/sun/star/xml/xpath/XPathAPI.hpp> +#include <com/sun/star/xml/xpath/XPathException.hpp> +#include <rtl/ref.hxx> +#include <rtl/bootstrap.hxx> +#include <rtl/ustrbuf.hxx> +#include <sal/log.hxx> +#include <osl/diagnose.h> +#include <osl/conditn.hxx> +#include <vcl/svapp.hxx> + +namespace beans = com::sun::star::beans ; +namespace container = com::sun::star::container ; +namespace deployment = com::sun::star::deployment ; +namespace io = com::sun::star::io ; +namespace lang = com::sun::star::lang ; +namespace task = com::sun::star::task ; +namespace ucb = com::sun::star::ucb ; +namespace uno = com::sun::star::uno ; +namespace xml = com::sun::star::xml ; + + +namespace +{ + +#ifdef DEBUG + +class InputStreamWrapper : public ::cppu::WeakImplHelper< io::XInputStream > +{ + uno::Reference< io::XInputStream > m_xStream; + +public: + explicit InputStreamWrapper(const uno::Reference< io::XInputStream >& rxStream) : + m_xStream(rxStream) {}; + + virtual sal_Int32 SAL_CALL readBytes(uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) + { + sal_Int32 n = m_xStream->readBytes(aData, nBytesToRead); + return n; + }; + virtual sal_Int32 SAL_CALL readSomeBytes(uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead) + { + sal_Int32 n = m_xStream->readSomeBytes(aData, nMaxBytesToRead); + return n; + }; + virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) + { m_xStream->skipBytes(nBytesToSkip); }; + virtual sal_Int32 SAL_CALL available() + { return m_xStream->available(); }; + virtual void SAL_CALL closeInput( ) + {}; +}; + +#define INPUT_STREAM(i) new InputStreamWrapper(i) +#else +#define INPUT_STREAM(i) i +#endif + + +class ActiveDataSink : public ::cppu::WeakImplHelper< io::XActiveDataSink > +{ + uno::Reference< io::XInputStream > m_xStream; + +public: + ActiveDataSink() {}; + + virtual uno::Reference< io::XInputStream > SAL_CALL getInputStream() override { return m_xStream; }; + virtual void SAL_CALL setInputStream( uno::Reference< io::XInputStream > const & rStream ) override { m_xStream = rStream; }; +}; + + +class UpdateInformationProvider : + public ::cppu::WeakImplHelper< deployment::XUpdateInformationProvider, + ucb::XWebDAVCommandEnvironment, + lang::XServiceInfo > +{ + OUString getUserAgent(bool bExtended); + bool isUserAgentExtended() const; +public: + uno::Reference< xml::dom::XElement > getDocumentRoot(const uno::Reference< xml::dom::XNode >& rxNode); + uno::Reference< xml::dom::XNode > getChildNode(const uno::Reference< xml::dom::XNode >& rxNode, std::u16string_view rName); + + + // XUpdateInformationService + virtual uno::Sequence< uno::Reference< xml::dom::XElement > > SAL_CALL + getUpdateInformation( + uno::Sequence< OUString > const & repositories, + OUString const & extensionId + ) override; + + virtual void SAL_CALL cancel() override; + + virtual void SAL_CALL setInteractionHandler( + uno::Reference< task::XInteractionHandler > const & handler ) override; + + virtual uno::Reference< container::XEnumeration > SAL_CALL + getUpdateInformationEnumeration( + uno::Sequence< OUString > const & repositories, + OUString const & extensionId + ) override; + + // XCommandEnvironment + virtual uno::Reference< task::XInteractionHandler > SAL_CALL getInteractionHandler() override; + + virtual uno::Reference< ucb::XProgressHandler > SAL_CALL getProgressHandler() override { return uno::Reference< ucb::XProgressHandler >(); }; + + // XWebDAVCommandEnvironment + virtual uno::Sequence< beans::StringPair > SAL_CALL getUserRequestHeaders( + const OUString&, ucb::WebDAVHTTPMethod ) override; + + // XServiceInfo + virtual OUString SAL_CALL getImplementationName() override; + virtual sal_Bool SAL_CALL supportsService(OUString const & serviceName) override; + virtual uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override; + + UpdateInformationProvider(const uno::Reference<uno::XComponentContext>& xContext, + const uno::Reference< ucb::XUniversalContentBroker >& xUniversalContentBroker, + const uno::Reference< xml::dom::XDocumentBuilder >& xDocumentBuilder, + const uno::Reference< xml::xpath::XXPathAPI >& xXPathAPI); + +protected: + + virtual ~UpdateInformationProvider() override; + static OUString getConfigurationItem(uno::Reference<lang::XMultiServiceFactory> const & configurationProvider, OUString const & node, OUString const & item); + static uno::Any getConfigurationItemAny(uno::Reference<lang::XMultiServiceFactory> const & configurationProvider, OUString const & node, OUString const & item); + +private: + uno::Reference< io::XInputStream > load(const OUString& rURL); + + void storeCommandInfo( sal_Int32 nCommandId, + uno::Reference< ucb::XCommandProcessor > const & rxCommandProcessor); + + const uno::Reference< uno::XComponentContext> m_xContext; + + const uno::Reference< ucb::XUniversalContentBroker > m_xUniversalContentBroker; + const uno::Reference< xml::dom::XDocumentBuilder > m_xDocumentBuilder; + const uno::Reference< xml::xpath::XXPathAPI > m_xXPathAPI; + + uno::Sequence< beans::StringPair > m_aRequestHeaderList; + + uno::Reference< ucb::XCommandProcessor > m_xCommandProcessor; + uno::Reference< task::XInteractionHandler > m_xInteractionHandler; + uno::Reference< task::XInteractionHandler > m_xPwContainerInteractionHandler; + + osl::Mutex m_aMutex; + osl::Condition m_bCancelled; + + sal_Int32 m_nCommandId; +}; + + +class UpdateInformationEnumeration : public ::cppu::WeakImplHelper< container::XEnumeration > +{ +public: + UpdateInformationEnumeration(const uno::Reference< xml::dom::XNodeList >& xNodeList, + const rtl::Reference< UpdateInformationProvider >& xUpdateInformationProvider) : + m_xUpdateInformationProvider(xUpdateInformationProvider), + m_xNodeList(xNodeList), + m_nNodes(xNodeList.is() ? xNodeList->getLength() : 0), + m_nCount(0) + { + }; + + // XEnumeration + sal_Bool SAL_CALL hasMoreElements() override { return m_nCount < m_nNodes; }; + uno::Any SAL_CALL nextElement() override + { + OSL_ASSERT( m_xNodeList.is() ); + OSL_ASSERT( m_xUpdateInformationProvider.is() ); + + if( m_nCount >= m_nNodes ) + throw container::NoSuchElementException(OUString::number(m_nCount), *this); + + try + { + deployment::UpdateInformationEntry aEntry; + + uno::Reference< xml::dom::XNode > xAtomEntryNode( m_xNodeList->item(m_nCount++) ); + + uno::Reference< xml::dom::XNode > xSummaryNode( + m_xUpdateInformationProvider->getChildNode( xAtomEntryNode, u"summary/text()" ) + ); + + if( xSummaryNode.is() ) + aEntry.Description = xSummaryNode->getNodeValue(); + + uno::Reference< xml::dom::XNode > xContentNode( + m_xUpdateInformationProvider->getChildNode( xAtomEntryNode, u"content" ) ); + + if( xContentNode.is() ) + aEntry.UpdateDocument = m_xUpdateInformationProvider->getDocumentRoot(xContentNode); + + return uno::Any(aEntry); + } + catch( ucb::CommandAbortedException const &) + { + // action has been aborted + css::uno::Any anyEx = cppu::getCaughtException(); + throw lang::WrappedTargetException( "Command aborted", *this, anyEx ); + } + catch( uno::RuntimeException const & ) + { + // let runtime exception pass + throw; + } + catch( uno::Exception const &) + { + // document not accessible + css::uno::Any anyEx = cppu::getCaughtException(); + throw lang::WrappedTargetException( "Document not accessible", *this, anyEx ); + } + } + +private: + const rtl::Reference< UpdateInformationProvider > m_xUpdateInformationProvider; + const uno::Reference< xml::dom::XNodeList > m_xNodeList; + const sal_Int32 m_nNodes; + sal_Int32 m_nCount; +}; + + +class SingleUpdateInformationEnumeration : public ::cppu::WeakImplHelper< container::XEnumeration > +{ +public: + explicit SingleUpdateInformationEnumeration(const uno::Reference< xml::dom::XElement >& xElement) + : m_nCount(0) { m_aEntry.UpdateDocument = xElement; }; + + // XEnumeration + sal_Bool SAL_CALL hasMoreElements() override { return 0 == m_nCount; }; + uno::Any SAL_CALL nextElement() override + { + if( m_nCount > 0 ) + throw container::NoSuchElementException(OUString::number(m_nCount), *this); + + ++m_nCount; + return uno::Any(m_aEntry); + }; + +private: + sal_Int32 m_nCount; + deployment::UpdateInformationEntry m_aEntry; +}; + +UpdateInformationProvider::UpdateInformationProvider( + const uno::Reference<uno::XComponentContext>& xContext, + const uno::Reference< ucb::XUniversalContentBroker >& xUniversalContentBroker, + const uno::Reference< xml::dom::XDocumentBuilder >& xDocumentBuilder, + const uno::Reference< xml::xpath::XXPathAPI >& xXPathAPI) + : m_xContext(xContext) + , m_xUniversalContentBroker(xUniversalContentBroker) + , m_xDocumentBuilder(xDocumentBuilder) + , m_xXPathAPI(xXPathAPI) + , m_aRequestHeaderList(2) + , m_nCommandId(0) +{ + uno::Reference< lang::XMultiServiceFactory > xConfigurationProvider( + css::configuration::theDefaultProvider::get(m_xContext)); + + auto pRequestHeaderList = m_aRequestHeaderList.getArray(); + pRequestHeaderList[0].First = "Accept-Language"; + pRequestHeaderList[0].Second = getConfigurationItem( xConfigurationProvider, "org.openoffice.Setup/L10N", "ooLocale" ); +} + +bool +UpdateInformationProvider::isUserAgentExtended() const +{ + bool bExtendedUserAgent = false; + try { + uno::Reference< lang::XMultiServiceFactory > xConfigurationProvider( + css::configuration::theDefaultProvider::get(m_xContext)); + + uno::Any aExtended = getConfigurationItemAny( + xConfigurationProvider, + "org.openoffice.Office.Jobs/Jobs/UpdateCheck/Arguments", + "ExtendedUserAgent"); + aExtended >>= bExtendedUserAgent; + } catch (const uno::RuntimeException &) { + SAL_WARN("extensions.update", "Online update disabled"); + } + return bExtendedUserAgent; +} + +OUString UpdateInformationProvider::getUserAgent(bool bExtended) +{ + uno::Reference< lang::XMultiServiceFactory > xConfigurationProvider( + css::configuration::theDefaultProvider::get(m_xContext)); + + OUStringBuffer buf; + buf.append( + getConfigurationItem( + xConfigurationProvider, + "org.openoffice.Setup/Product", + "ooName")); + buf.append(' '); + buf.append( + getConfigurationItem( + xConfigurationProvider, + "org.openoffice.Setup/Product", + "ooSetupVersion")); + + OUString extension( + getConfigurationItem( + xConfigurationProvider, + "org.openoffice.Setup/Product", + "ooSetupExtension")); + if (!extension.isEmpty()) + buf.append(extension); + + OUString product(buf.makeStringAndClear()); + + OUString aUserAgent( "${$BRAND_BASE_DIR/" LIBO_ETC_FOLDER "/" SAL_CONFIGFILE("version") ":UpdateUserAgent}" ); + OUString aExtended; + if( bExtended ) + { + aExtended = Application::GetHWOSConfInfo(); + } + rtl::Bootstrap::expandMacros( aUserAgent ); + aUserAgent = aUserAgent.replaceAll("<PRODUCT>", product); + aUserAgent = aUserAgent.replaceAll("<OPTIONAL_OS_HW_DATA>", aExtended); + SAL_INFO("extensions.update", "UpdateUserAgent: " << aUserAgent); + + return aUserAgent; +} + +uno::Sequence< beans::StringPair > SAL_CALL UpdateInformationProvider::getUserRequestHeaders( + const OUString &aURL, ucb::WebDAVHTTPMethod ) +{ + bool bExtendedUserAgent; + uno::Sequence< beans::StringPair > aPair = m_aRequestHeaderList; + + // Internal use from cui/ some magic URLs + if( aURL.startsWith( "useragent:" ) ) + bExtendedUserAgent = (aURL == "useragent:extended"); + else + bExtendedUserAgent = isUserAgentExtended(); + + OUString aUserAgent = getUserAgent(bExtendedUserAgent); + + if( aUserAgent.isEmpty() ) + aPair.realloc(1); + else + { + auto pPair = aPair.getArray(); + pPair[1].First = "User-Agent"; + pPair[1].Second = aUserAgent; + } + + return aPair; +}; + +UpdateInformationProvider::~UpdateInformationProvider() +{ +} + +uno::Any +UpdateInformationProvider::getConfigurationItemAny(uno::Reference<lang::XMultiServiceFactory> const & configurationProvider, OUString const & node, OUString const & item) +{ + beans::PropertyValue aProperty; + aProperty.Name = "nodepath"; + aProperty.Value <<= node; + + uno::Sequence< uno::Any > aArgumentList{ uno::Any(aProperty) }; + uno::Reference< container::XNameAccess > xNameAccess( + configurationProvider->createInstanceWithArguments( + "com.sun.star.configuration.ConfigurationAccess", + aArgumentList ), + uno::UNO_QUERY_THROW); + + return xNameAccess->getByName(item); +} + +OUString +UpdateInformationProvider::getConfigurationItem(uno::Reference<lang::XMultiServiceFactory> const & configurationProvider, OUString const & node, OUString const & item) +{ + OUString sRet; + getConfigurationItemAny(configurationProvider, node, item) >>= sRet; + return sRet; +} + +void +UpdateInformationProvider::storeCommandInfo( + sal_Int32 nCommandId, + uno::Reference< ucb::XCommandProcessor > const & rxCommandProcessor) +{ + osl::MutexGuard aGuard(m_aMutex); + + m_nCommandId = nCommandId; + m_xCommandProcessor = rxCommandProcessor; +} + +uno::Reference< io::XInputStream > +UpdateInformationProvider::load(const OUString& rURL) +{ + uno::Reference< ucb::XContentIdentifier > xId = m_xUniversalContentBroker->createContentIdentifier(rURL); + + if( !xId.is() ) + throw uno::RuntimeException( + "unable to obtain universal content id", *this); + + uno::Reference< ucb::XCommandProcessor > xCommandProcessor(m_xUniversalContentBroker->queryContent(xId), uno::UNO_QUERY_THROW); + rtl::Reference< ActiveDataSink > aSink(new ActiveDataSink()); + + // Disable KeepAlive in webdav - don't want millions of office + // instances phone home & clog up servers + uno::Sequence< beans::NamedValue > aProps { { "KeepAlive", uno::Any(false) } }; + + ucb::OpenCommandArgument3 aOpenArgument; + aOpenArgument.Mode = ucb::OpenMode::DOCUMENT; + aOpenArgument.Priority = 32768; + aOpenArgument.Sink = *aSink; + aOpenArgument.OpeningFlags = aProps; + + ucb::Command aCommand; + aCommand.Name = "open"; + aCommand.Argument <<= aOpenArgument; + + sal_Int32 nCommandId = xCommandProcessor->createCommandIdentifier(); + + storeCommandInfo(nCommandId, xCommandProcessor); + try + { + xCommandProcessor->execute(aCommand, nCommandId, + static_cast < XCommandEnvironment *> (this)); + } + catch( const uno::Exception & /* e */ ) + { + storeCommandInfo(0, uno::Reference< ucb::XCommandProcessor > ()); + + uno::Reference< ucb::XCommandProcessor2 > xCommandProcessor2(xCommandProcessor, uno::UNO_QUERY); + if( xCommandProcessor2.is() ) + xCommandProcessor2->releaseCommandIdentifier(nCommandId); + + throw; + } + storeCommandInfo(0, uno::Reference< ucb::XCommandProcessor > ()); + + uno::Reference< ucb::XCommandProcessor2 > xCommandProcessor2(xCommandProcessor, uno::UNO_QUERY); + if( xCommandProcessor2.is() ) + xCommandProcessor2->releaseCommandIdentifier(nCommandId); + + return INPUT_STREAM(aSink->getInputStream()); +} + + +// TODO: docu content node + +uno::Reference< xml::dom::XElement > +UpdateInformationProvider::getDocumentRoot(const uno::Reference< xml::dom::XNode >& rxNode) +{ + OSL_ASSERT(m_xDocumentBuilder.is()); + + uno::Reference< xml::dom::XElement > xElement(rxNode, uno::UNO_QUERY_THROW); + + // load the document referenced in 'src' attribute .. + if( xElement->hasAttribute( "src" ) ) + { + uno::Reference< xml::dom::XDocument > xUpdateXML = + m_xDocumentBuilder->parse(load(xElement->getAttribute( "src" ))); + + OSL_ASSERT( xUpdateXML.is() ); + + if( xUpdateXML.is() ) + return xUpdateXML->getDocumentElement(); + } + // .. or return the (single) child element + else + { + uno::Reference< xml::dom::XNodeList> xChildNodes = rxNode->getChildNodes(); + + // ignore possible #text nodes + sal_Int32 nmax = xChildNodes->getLength(); + for(sal_Int32 n=0; n < nmax; n++) + { + uno::Reference< xml::dom::XElement > xChildElement(xChildNodes->item(n), uno::UNO_QUERY); + if( xChildElement.is() ) + { + /* Copy the content to a dedicated document since XXPathAPI->selectNodeList + * seems to evaluate expression always relative to the root node. + */ + uno::Reference< xml::dom::XDocument > xUpdateXML = m_xDocumentBuilder->newDocument(); + xUpdateXML->appendChild( xUpdateXML->importNode(xChildElement, true ) ); + return xUpdateXML->getDocumentElement(); + } + } + } + + return uno::Reference< xml::dom::XElement > (); +} + + +uno::Reference< xml::dom::XNode > +UpdateInformationProvider::getChildNode(const uno::Reference< xml::dom::XNode >& rxNode, + std::u16string_view rName) +{ + OSL_ASSERT(m_xXPathAPI.is()); + try { + return m_xXPathAPI->selectSingleNode(rxNode, OUString::Concat("./atom:") + rName); + } catch (const xml::xpath::XPathException &) { + // ignore + return nullptr; + } +} + + +uno::Reference< container::XEnumeration > SAL_CALL +UpdateInformationProvider::getUpdateInformationEnumeration( + uno::Sequence< OUString > const & repositories, + OUString const & extensionId +) +{ + OSL_ASSERT(m_xDocumentBuilder.is()); + + // reset cancelled flag + m_bCancelled.reset(); + + for(sal_Int32 n=0; n<repositories.getLength(); n++) + { + try + { + uno::Reference< xml::dom::XDocument > xDocument = m_xDocumentBuilder->parse(load(repositories[n])); + uno::Reference< xml::dom::XElement > xElement; + + if( xDocument.is() ) + xElement = xDocument->getDocumentElement(); + + if( xElement.is() ) + { + if( xElement->getNodeName() == "feed" ) + { + OUString aXPathExpression; + + if( !extensionId.isEmpty() ) + aXPathExpression = "//atom:entry/atom:category[@term=\'" + extensionId + "\']/.."; + else + aXPathExpression = "//atom:entry"; + + uno::Reference< xml::dom::XNodeList > xNodeList; + try { + xNodeList = m_xXPathAPI->selectNodeList(xDocument, + aXPathExpression); + } catch (const xml::xpath::XPathException &) { + // ignore + } + + return new UpdateInformationEnumeration(xNodeList, this); + } + else + { + return new SingleUpdateInformationEnumeration(xElement); + } + } + + if( m_bCancelled.check() ) + break; + } + catch( uno::RuntimeException const& /*e*/) + { + // #i118675# ignore runtime exceptions for now + // especially the "unsatisfied query for interface of + // type com.sun.star.ucb.XCommandProcessor!" exception + } + + // rethrow only if last url in the list + catch( uno::Exception const & ) + { + if( n+1 >= repositories.getLength() ) + throw; + } + } + + return uno::Reference< container::XEnumeration >(); +} + + +uno::Sequence< uno::Reference< xml::dom::XElement > > SAL_CALL +UpdateInformationProvider::getUpdateInformation( + uno::Sequence< OUString > const & repositories, + OUString const & extensionId +) +{ + uno::Reference< container::XEnumeration > xEnumeration( + getUpdateInformationEnumeration(repositories, extensionId) + ); + + std::vector< uno::Reference< xml::dom::XElement > > aRet; + + if( xEnumeration.is() ) + { + while( xEnumeration->hasMoreElements() ) + { + try + { + deployment::UpdateInformationEntry aEntry; + if( (xEnumeration->nextElement() >>= aEntry ) && aEntry.UpdateDocument.is() ) + { + aRet.push_back(aEntry.UpdateDocument); + } + } + + catch( const lang::WrappedTargetException& e ) + { + // command aborted, return what we have got so far + if( e.TargetException.isExtractableTo( ::cppu::UnoType< css::ucb::CommandAbortedException >::get() ) ) + { + break; + } + + // ignore files that can't be loaded + } + } + } + + return comphelper::containerToSequence(aRet); +} + + +void SAL_CALL +UpdateInformationProvider::cancel() +{ + m_bCancelled.set(); + + osl::MutexGuard aGuard(m_aMutex); + if( m_xCommandProcessor.is() ) + m_xCommandProcessor->abort(m_nCommandId); +} + + +void SAL_CALL +UpdateInformationProvider::setInteractionHandler( + uno::Reference< task::XInteractionHandler > const & handler ) +{ + osl::MutexGuard aGuard(m_aMutex); + m_xInteractionHandler = handler; +} + + +uno::Reference< task::XInteractionHandler > SAL_CALL +UpdateInformationProvider::getInteractionHandler() +{ + osl::MutexGuard aGuard( m_aMutex ); + + if ( m_xInteractionHandler.is() ) + return m_xInteractionHandler; + else + { + try + { + // Supply an interaction handler that uses the password container + // service to obtain credentials without displaying a password gui. + + if ( !m_xPwContainerInteractionHandler.is() ) + m_xPwContainerInteractionHandler + = task::PasswordContainerInteractionHandler::create( + m_xContext ); + } + catch ( uno::RuntimeException const & ) + { + throw; + } + catch ( uno::Exception const & ) + { + } + return m_xPwContainerInteractionHandler; + } +} + + + +OUString SAL_CALL +UpdateInformationProvider::getImplementationName() +{ + return "vnd.sun.UpdateInformationProvider"; +} + + +uno::Sequence< OUString > SAL_CALL +UpdateInformationProvider::getSupportedServiceNames() +{ + return { "com.sun.star.deployment.UpdateInformationProvider" }; +} + +sal_Bool SAL_CALL +UpdateInformationProvider::supportsService( OUString const & serviceName ) +{ + return cppu::supportsService(this, serviceName); +} + +} // anonymous namespace + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* +extensions_update_UpdateInformationProvider_get_implementation( + css::uno::XComponentContext* xContext , css::uno::Sequence<css::uno::Any> const&) +{ + uno::Reference< ucb::XUniversalContentBroker > xUniversalContentBroker = + ucb::UniversalContentBroker::create(xContext); + + uno::Reference< xml::dom::XDocumentBuilder > xDocumentBuilder( + xml::dom::DocumentBuilder::create(xContext)); + + uno::Reference< xml::xpath::XXPathAPI > xXPath = xml::xpath::XPathAPI::create( xContext ); + + xXPath->registerNS( "atom", "http://www.w3.org/2005/Atom" ); + + return cppu::acquire( + new UpdateInformationProvider(xContext, xUniversalContentBroker, xDocumentBuilder, xXPath)); +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |