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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /framework/source/services/modulemanager.cxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/framework/source/services/modulemanager.cxx b/framework/source/services/modulemanager.cxx
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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 <sal/config.h>
+
+#include <com/sun/star/frame/UnknownModuleException.hpp>
+#include <com/sun/star/frame/XFrame.hpp>
+#include <com/sun/star/frame/XController.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+#include <com/sun/star/frame/XModule.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/frame/XModuleManager2.hpp>
+#include <com/sun/star/container/XNameReplace.hpp>
+#include <com/sun/star/container/XContainerQuery.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include <cppuhelper/implbase.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <comphelper/configurationhelper.hxx>
+#include <comphelper/sequenceashashmap.hxx>
+#include <comphelper/sequence.hxx>
+#include <comphelper/enumhelper.hxx>
+
+namespace {
+
+class ModuleManager:
+ public cppu::WeakImplHelper<
+ css::lang::XServiceInfo,
+ css::frame::XModuleManager2,
+ css::container::XContainerQuery >
+{
+private:
+
+ /** the global uno service manager.
+ Must be used to create own needed services.
+ */
+ css::uno::Reference< css::uno::XComponentContext > m_xContext;
+
+ /** points to the underlying configuration.
+ This ModuleManager does not cache - it calls directly the
+ configuration API!
+ */
+ css::uno::Reference< css::container::XNameAccess > m_xCFG;
+
+public:
+
+ explicit ModuleManager(const css::uno::Reference< css::uno::XComponentContext >& xContext);
+
+ ModuleManager(const ModuleManager&) = delete;
+ ModuleManager& operator=(const ModuleManager&) = delete;
+
+ // XServiceInfo
+ virtual OUString SAL_CALL getImplementationName() override;
+
+ virtual sal_Bool SAL_CALL supportsService(
+ OUString const & ServiceName) override;
+
+ virtual css::uno::Sequence< OUString > SAL_CALL
+ getSupportedServiceNames() override;
+
+ // XModuleManager
+ virtual OUString SAL_CALL identify(const css::uno::Reference< css::uno::XInterface >& xModule) override;
+
+ // XNameReplace
+ virtual void SAL_CALL replaceByName(const OUString& sName ,
+ const css::uno::Any& aValue) override;
+
+ // XNameAccess
+ virtual css::uno::Any SAL_CALL getByName(const OUString& sName) override;
+
+ virtual css::uno::Sequence< OUString > SAL_CALL getElementNames() override;
+
+ virtual sal_Bool SAL_CALL hasByName(const OUString& sName) override;
+
+ // XElementAccess
+ virtual css::uno::Type SAL_CALL getElementType() override;
+
+ virtual sal_Bool SAL_CALL hasElements() override;
+
+ // XContainerQuery
+ virtual css::uno::Reference< css::container::XEnumeration > SAL_CALL createSubSetEnumerationByQuery(const OUString& sQuery) override;
+
+ virtual css::uno::Reference< css::container::XEnumeration > SAL_CALL createSubSetEnumerationByProperties(const css::uno::Sequence< css::beans::NamedValue >& lProperties) override;
+
+private:
+
+ /** @short makes the real identification of the module.
+
+ @descr It checks for the optional but preferred interface
+ XModule first. If this module does not exists at the
+ given component it tries to use XServiceInfo instead.
+
+ Note: This method try to locate a suitable module name.
+ Nothing else. Selecting the right component and throwing suitable
+ exceptions must be done outside.
+
+ @see identify()
+
+ @param xComponent
+ the module for identification.
+
+ @return The identifier of the given module.
+ Can be empty if given component is not a real module !
+
+ @threadsafe
+ */
+ OUString implts_identify(const css::uno::Reference< css::uno::XInterface >& xComponent);
+};
+
+ModuleManager::ModuleManager(const css::uno::Reference< css::uno::XComponentContext >& xContext)
+ : m_xContext(xContext)
+{
+ m_xCFG.set( comphelper::ConfigurationHelper::openConfig(
+ m_xContext, "/org.openoffice.Setup/Office/Factories",
+ comphelper::EConfigurationModes::ReadOnly ),
+ css::uno::UNO_QUERY_THROW );
+}
+
+OUString ModuleManager::getImplementationName()
+{
+ return "com.sun.star.comp.framework.ModuleManager";
+}
+
+sal_Bool ModuleManager::supportsService(OUString const & ServiceName)
+{
+ return cppu::supportsService(this, ServiceName);
+}
+
+css::uno::Sequence< OUString > ModuleManager::getSupportedServiceNames()
+{
+ return { "com.sun.star.frame.ModuleManager" };
+}
+
+OUString SAL_CALL ModuleManager::identify(const css::uno::Reference< css::uno::XInterface >& xModule)
+{
+ // valid parameter?
+ css::uno::Reference< css::frame::XFrame > xFrame (xModule, css::uno::UNO_QUERY);
+ css::uno::Reference< css::awt::XWindow > xWindow (xModule, css::uno::UNO_QUERY);
+ css::uno::Reference< css::frame::XController > xController(xModule, css::uno::UNO_QUERY);
+ css::uno::Reference< css::frame::XModel > xModel (xModule, css::uno::UNO_QUERY);
+
+ if (
+ (!xFrame.is() ) &&
+ (!xWindow.is() ) &&
+ (!xController.is()) &&
+ (!xModel.is() )
+ )
+ {
+ throw css::lang::IllegalArgumentException(
+ "Given module is not a frame nor a window, controller or model.",
+ static_cast< ::cppu::OWeakObject* >(this),
+ 1);
+ }
+
+ if (xFrame.is())
+ {
+ xController = xFrame->getController();
+ xWindow = xFrame->getComponentWindow();
+ }
+ if (xController.is())
+ xModel = xController->getModel();
+
+ // modules are implemented by the deepest component in hierarchy ...
+ // Means: model -> controller -> window
+ // No fallbacks to higher components are allowed !
+ // Note : A frame provides access to module components only ... but it's not a module by himself.
+
+ OUString sModule;
+ if (xModel.is())
+ sModule = implts_identify(xModel);
+ else if (xController.is())
+ sModule = implts_identify(xController);
+ else if (xWindow.is())
+ sModule = implts_identify(xWindow);
+
+ if (sModule.isEmpty())
+ throw css::frame::UnknownModuleException(
+ "Can not find suitable module for the given component.",
+ static_cast< ::cppu::OWeakObject* >(this));
+
+ return sModule;
+}
+
+void SAL_CALL ModuleManager::replaceByName(const OUString& sName ,
+ const css::uno::Any& aValue)
+{
+ ::comphelper::SequenceAsHashMap lProps(aValue);
+ if (lProps.empty() )
+ {
+ throw css::lang::IllegalArgumentException(
+ "No properties given to replace part of module.",
+ static_cast< cppu::OWeakObject * >(this),
+ 2);
+ }
+
+ // get access to the element
+ // Note: Don't use impl_getConfig() method here. Because it creates a readonly access only, further
+ // it cache it as a member of this module manager instance. If we change some props there ... but don't
+ // flush changes (because an error occurred) we will read them later. If we use a different config access
+ // we can close it without a flush... and our read data won't be affected .-)
+ css::uno::Reference< css::uno::XInterface > xCfg = ::comphelper::ConfigurationHelper::openConfig(
+ m_xContext,
+ "/org.openoffice.Setup/Office/Factories",
+ ::comphelper::EConfigurationModes::Standard);
+ css::uno::Reference< css::container::XNameAccess > xModules (xCfg, css::uno::UNO_QUERY_THROW);
+ css::uno::Reference< css::container::XNameReplace > xModule ;
+
+ xModules->getByName(sName) >>= xModule;
+ if (!xModule.is())
+ {
+ throw css::uno::RuntimeException(
+ "Was not able to get write access to the requested module entry inside configuration.",
+ static_cast< cppu::OWeakObject * >(this));
+ }
+
+ for (auto const& prop : lProps)
+ {
+ // let "NoSuchElementException" out ! We support the same API ...
+ // and without a flush() at the end all changed data before will be ignored !
+ xModule->replaceByName(prop.first, prop.second);
+ }
+
+ ::comphelper::ConfigurationHelper::flush(xCfg);
+}
+
+css::uno::Any SAL_CALL ModuleManager::getByName(const OUString& sName)
+{
+ // get access to the element
+ css::uno::Reference< css::container::XNameAccess > xModule;
+ m_xCFG->getByName(sName) >>= xModule;
+ if (!xModule.is())
+ {
+ throw css::uno::RuntimeException(
+ "Was not able to get write access to the requested module entry inside configuration.",
+ static_cast< cppu::OWeakObject * >(this));
+ }
+
+ // convert it to seq< PropertyValue >
+ const css::uno::Sequence< OUString > lPropNames = xModule->getElementNames();
+ comphelper::SequenceAsHashMap lProps;
+
+ lProps[OUString("ooSetupFactoryModuleIdentifier")] <<= sName;
+ for (const OUString& sPropName : lPropNames)
+ {
+ lProps[sPropName] = xModule->getByName(sPropName);
+ }
+
+ return css::uno::makeAny(lProps.getAsConstPropertyValueList());
+}
+
+css::uno::Sequence< OUString > SAL_CALL ModuleManager::getElementNames()
+{
+ return m_xCFG->getElementNames();
+}
+
+sal_Bool SAL_CALL ModuleManager::hasByName(const OUString& sName)
+{
+ return m_xCFG->hasByName(sName);
+}
+
+css::uno::Type SAL_CALL ModuleManager::getElementType()
+{
+ return cppu::UnoType<css::uno::Sequence< css::beans::PropertyValue >>::get();
+}
+
+sal_Bool SAL_CALL ModuleManager::hasElements()
+{
+ return m_xCFG->hasElements();
+}
+
+css::uno::Reference< css::container::XEnumeration > SAL_CALL ModuleManager::createSubSetEnumerationByQuery(const OUString&)
+{
+ return css::uno::Reference< css::container::XEnumeration >();
+}
+
+css::uno::Reference< css::container::XEnumeration > SAL_CALL ModuleManager::createSubSetEnumerationByProperties(const css::uno::Sequence< css::beans::NamedValue >& lProperties)
+{
+ ::comphelper::SequenceAsHashMap lSearchProps(lProperties);
+ const css::uno::Sequence< OUString > lModules = getElementNames();
+ ::std::vector< css::uno::Any > lResult;
+
+ for (const OUString& rModuleName : lModules)
+ {
+ try
+ {
+ ::comphelper::SequenceAsHashMap lModuleProps = getByName(rModuleName);
+ if (lModuleProps.match(lSearchProps))
+ lResult.push_back(css::uno::makeAny(lModuleProps.getAsConstPropertyValueList()));
+ }
+ catch(const css::uno::Exception&)
+ {
+ }
+ }
+
+ ::comphelper::OAnyEnumeration* pEnum =
+ new ::comphelper::OAnyEnumeration(comphelper::containerToSequence(lResult));
+ css::uno::Reference< css::container::XEnumeration > xEnum(static_cast< css::container::XEnumeration* >(pEnum), css::uno::UNO_QUERY_THROW);
+ return xEnum;
+}
+
+OUString ModuleManager::implts_identify(const css::uno::Reference< css::uno::XInterface >& xComponent)
+{
+ // Search for an optional (!) interface XModule first.
+ // It's used to overrule an existing service name. Used e.g. by our database form designer
+ // which uses a writer module internally.
+ css::uno::Reference< css::frame::XModule > xModule(xComponent, css::uno::UNO_QUERY);
+ if (xModule.is())
+ return xModule->getIdentifier();
+
+ // detect modules in a generic way...
+ // comparing service names with configured entries...
+ css::uno::Reference< css::lang::XServiceInfo > xInfo(xComponent, css::uno::UNO_QUERY);
+ if (!xInfo.is())
+ return OUString();
+
+ const css::uno::Sequence< OUString > lKnownModules = getElementNames();
+ for (const OUString& rName : lKnownModules)
+ {
+ if (xInfo->supportsService(rName))
+ return rName;
+ }
+
+ return OUString();
+}
+
+struct Instance {
+ explicit Instance(
+ css::uno::Reference<css::uno::XComponentContext> const & context):
+ instance(static_cast<cppu::OWeakObject *>(new ModuleManager(context)))
+ {
+ }
+
+ css::uno::Reference<css::uno::XInterface> instance;
+};
+
+struct Singleton:
+ public rtl::StaticWithArg<
+ Instance, css::uno::Reference<css::uno::XComponentContext>, Singleton>
+{};
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+com_sun_star_comp_framework_ModuleManager_get_implementation(
+ css::uno::XComponentContext *context,
+ css::uno::Sequence<css::uno::Any> const &)
+{
+ return cppu::acquire(static_cast<cppu::OWeakObject *>(
+ Singleton::get(context).instance.get()));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */