diff options
Diffstat (limited to 'shell/source/backends/kf5be/kf5backend.cxx')
| -rw-r--r-- | shell/source/backends/kf5be/kf5backend.cxx | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/shell/source/backends/kf5be/kf5backend.cxx b/shell/source/backends/kf5be/kf5backend.cxx new file mode 100644 index 000000000..7137a9999 --- /dev/null +++ b/shell/source/backends/kf5be/kf5backend.cxx @@ -0,0 +1,260 @@ +/* -*- 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 <memory> + +#include <QtWidgets/QApplication> + +#include <com/sun/star/beans/Optional.hpp> +#include <com/sun/star/beans/UnknownPropertyException.hpp> +#include <com/sun/star/beans/XPropertyChangeListener.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/beans/XPropertySetInfo.hpp> +#include <com/sun/star/beans/XVetoableChangeListener.hpp> +#include <com/sun/star/lang/IllegalArgumentException.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/uno/Any.hxx> +#include <com/sun/star/uno/Reference.hxx> +#include <com/sun/star/uno/Sequence.hxx> +#include <com/sun/star/uno/XComponentContext.hpp> +#include <com/sun/star/uno/XCurrentContext.hpp> +#include <cppuhelper/implbase.hxx> +#include <cppuhelper/weak.hxx> +#include <rtl/ustring.hxx> +#include <sal/types.h> +#include <uno/current_context.hxx> +#include <vcl/svapp.hxx> + +#include <osl/process.h> +#include <osl/thread.h> + +#include "kf5access.hxx" + +namespace +{ +class Service : public cppu::WeakImplHelper<css::lang::XServiceInfo, css::beans::XPropertySet> +{ +public: + Service(); + +private: + // noncopyable until we have good reasons... + Service(const Service&) = delete; + Service& operator=(const Service&) = delete; + + virtual ~Service() override {} + + virtual OUString SAL_CALL getImplementationName() override + { + return "com.sun.star.comp.configuration.backend.KF5Backend"; + } + + virtual sal_Bool SAL_CALL supportsService(OUString const& ServiceName) override + { + return ServiceName == getSupportedServiceNames()[0]; + } + + virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override + { + return { "com.sun.star.configuration.backend.KF5Backend" }; + } + + virtual css::uno::Reference<css::beans::XPropertySetInfo> SAL_CALL getPropertySetInfo() override + { + return css::uno::Reference<css::beans::XPropertySetInfo>(); + } + + virtual void SAL_CALL setPropertyValue(OUString const&, css::uno::Any const&) override; + + virtual css::uno::Any SAL_CALL getPropertyValue(OUString const& PropertyName) override; + + virtual void SAL_CALL addPropertyChangeListener( + OUString const&, css::uno::Reference<css::beans::XPropertyChangeListener> const&) override + { + } + + virtual void SAL_CALL removePropertyChangeListener( + OUString const&, css::uno::Reference<css::beans::XPropertyChangeListener> const&) override + { + } + + virtual void SAL_CALL addVetoableChangeListener( + OUString const&, css::uno::Reference<css::beans::XVetoableChangeListener> const&) override + { + } + + virtual void SAL_CALL removeVetoableChangeListener( + OUString const&, css::uno::Reference<css::beans::XVetoableChangeListener> const&) override + { + } + + std::map<OUString, css::beans::Optional<css::uno::Any>> m_KDESettings; +}; + +OString getDisplayArg() +{ + OUString aParam; + const sal_uInt32 nParams = osl_getCommandArgCount(); + for (sal_uInt32 nIdx = 0; nIdx < nParams; ++nIdx) + { + osl_getCommandArg(nIdx, &aParam.pData); + if (aParam != "-display") + continue; + + ++nIdx; + osl_getCommandArg(nIdx, &aParam.pData); + return OUStringToOString(aParam, osl_getThreadTextEncoding()); + } + return {}; +} + +OString getExecutable() +{ + OUString aParam, aBin; + osl_getExecutableFile(&aParam.pData); + osl_getSystemPathFromFileURL(aParam.pData, &aBin.pData); + return OUStringToOString(aBin, osl_getThreadTextEncoding()); +} + +void readKDESettings(std::map<OUString, css::beans::Optional<css::uno::Any>>& rSettings) +{ + const std::vector<OUString> aKeys + = { "EnableATToolSupport", "ExternalMailer", "SourceViewFontHeight", + "SourceViewFontName", "WorkPathVariable", "ooInetFTPProxyName", + "ooInetFTPProxyPort", "ooInetHTTPProxyName", "ooInetHTTPProxyPort", + "ooInetHTTPSProxyName", "ooInetHTTPSProxyPort", "ooInetNoProxy", + "ooInetProxyType" }; + + for (const OUString& aKey : aKeys) + { + css::beans::Optional<css::uno::Any> aValue = kf5access::getValue(aKey); + std::pair<OUString, css::beans::Optional<css::uno::Any>> elem + = std::make_pair(aKey, aValue); + rSettings.insert(elem); + } +} + +// init the QApplication when we load the kf5backend into a non-Qt vclplug (e.g. gtk3_kde5) +// TODO: use a helper process to read these values without linking to Qt directly? +// TODO: share this code somehow with Qt5Instance.cxx? +void initQApp(std::map<OUString, css::beans::Optional<css::uno::Any>>& rSettings) +{ + const auto aDisplay = getDisplayArg(); + int nFakeArgc = aDisplay.isEmpty() ? 2 : 3; + char** pFakeArgv = new char*[nFakeArgc]; + + pFakeArgv[0] = strdup(getExecutable().getStr()); + pFakeArgv[1] = strdup("--nocrashhandler"); + if (!aDisplay.isEmpty()) + pFakeArgv[2] = strdup(aDisplay.getStr()); + + char* session_manager = nullptr; + if (auto* session_manager_env = getenv("SESSION_MANAGER")) + { + session_manager = strdup(session_manager_env); + unsetenv("SESSION_MANAGER"); + } + + { + // rhbz#2047319 drop the SolarMutex during the execution of QApplication::init() + // https://invent.kde.org/qt/qt/qtwayland/-/merge_requests/24#note_383915 + SolarMutexReleaser aReleaser; // rhbz#2047319 drop the SolarMutex during the execution + + std::unique_ptr<QApplication> app(new QApplication(nFakeArgc, pFakeArgv)); + QObject::connect(app.get(), &QObject::destroyed, app.get(), [nFakeArgc, pFakeArgv]() { + for (int i = 0; i < nFakeArgc; ++i) + free(pFakeArgv[i]); + delete[] pFakeArgv; + }); + + readKDESettings(rSettings); + } + + if (session_manager != nullptr) + { + // coverity[tainted_string] - trusted source for setenv + setenv("SESSION_MANAGER", session_manager, 1); + free(session_manager); + } +} + +Service::Service() +{ + css::uno::Reference<css::uno::XCurrentContext> context(css::uno::getCurrentContext()); + if (!context.is()) + return; + + OUString desktop; + context->getValueByName("system.desktop-environment") >>= desktop; + + if (desktop == "PLASMA5") + { + if (!qApp) // no qt event loop yet + { + // so we start one and read KDE settings + initQApp(m_KDESettings); + } + else // someone else (most likely kde/qt vclplug) has started qt event loop + // all that is left to do is to read KDE settings + readKDESettings(m_KDESettings); + } +} + +void Service::setPropertyValue(OUString const&, css::uno::Any const&) +{ + throw css::lang::IllegalArgumentException("setPropertyValue not supported", + static_cast<cppu::OWeakObject*>(this), -1); +} + +css::uno::Any Service::getPropertyValue(OUString const& PropertyName) +{ + if (PropertyName == "EnableATToolSupport" || PropertyName == "ExternalMailer" + || PropertyName == "SourceViewFontHeight" || PropertyName == "SourceViewFontName" + || PropertyName == "WorkPathVariable" || PropertyName == "ooInetFTPProxyName" + || PropertyName == "ooInetFTPProxyPort" || PropertyName == "ooInetHTTPProxyName" + || PropertyName == "ooInetHTTPProxyPort" || PropertyName == "ooInetHTTPSProxyName" + || PropertyName == "ooInetHTTPSProxyPort" || PropertyName == "ooInetNoProxy" + || PropertyName == "ooInetProxyType") + { + std::map<OUString, css::beans::Optional<css::uno::Any>>::iterator it + = m_KDESettings.find(PropertyName); + if (it != m_KDESettings.end()) + return css::uno::Any(it->second); + else + return css::uno::Any(css::beans::Optional<css::uno::Any>()); + } + else if (PropertyName == "givenname" || PropertyName == "sn" + || PropertyName == "TemplatePathVariable") + { + return css::uno::Any(css::beans::Optional<css::uno::Any>()); + //TODO: obtain values from KDE? + } + throw css::beans::UnknownPropertyException(PropertyName, static_cast<cppu::OWeakObject*>(this)); +} + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface* +shell_kf5desktop_get_implementation(css::uno::XComponentContext*, + css::uno::Sequence<css::uno::Any> const&) +{ + return cppu::acquire(new Service()); +} +} +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |