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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 <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 "kfaccess.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 u"com.sun.star.comp.configuration.backend.KF5Backend"_ustr;
}
virtual sal_Bool SAL_CALL supportsService(OUString const& ServiceName) override
{
return ServiceName == getSupportedServiceNames()[0];
}
virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override
{
return { u"com.sun.star.configuration.backend.KF5Backend"_ustr };
}
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
= { u"ExternalMailer"_ustr, u"SourceViewFontHeight"_ustr, u"SourceViewFontName"_ustr,
u"WorkPathVariable"_ustr, u"ooInetHTTPProxyName"_ustr, u"ooInetHTTPProxyPort"_ustr,
u"ooInetHTTPSProxyName"_ustr, u"ooInetHTTPSProxyPort"_ustr, u"ooInetNoProxy"_ustr,
u"ooInetProxyType"_ustr };
for (const OUString& aKey : aKeys)
{
css::beans::Optional<css::uno::Any> aValue = kfaccess::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 kfbackend 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()
{
if (Application::GetDesktopEnvironment() == u"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(u"setPropertyValue not supported"_ustr, getXWeak(),
-1);
}
css::uno::Any Service::getPropertyValue(OUString const& PropertyName)
{
if (PropertyName == "ExternalMailer" || PropertyName == "SourceViewFontHeight"
|| PropertyName == "SourceViewFontName" || PropertyName == "WorkPathVariable"
|| 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, getXWeak());
}
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: */
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