68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
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/* === This file is part of Calamares - <http://github.com/calamares> ===
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*
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* Copyright 2014, Teo Mrnjavac <teo@kde.org>
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*
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* Calamares is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Calamares is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Calamares. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "PythonJobHelper.h"
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#include "utils/Logger.h"
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#include <boost/python.hpp>
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namespace bp = boost::python;
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namespace Calamares {
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PythonJobHelper* PythonJobHelper::s_instance = nullptr;
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PythonJobHelper::PythonJobHelper( QObject* parent )
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: QObject( parent )
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{
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// Let's make extra sure we only call Py_Initialize once
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if ( !s_instance )
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{
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Py_Initialize();
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m_mainModule = bp::import( "__main__" );
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m_mainNamespace = m_mainModule.attr( "__dict__" );
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}
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else
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{
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cDebug() << "WARNING: creating PythonJobHelper more than once. This is very bad.";
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return;
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}
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s_instance = this;
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}
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PythonJobHelper::~PythonJobHelper()
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{}
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boost::python::object
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PythonJobHelper::createCleanNamespace()
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{
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// To make sure we run each script with a clean namespace, we only fetch the
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// builtin namespace from the interpreter as it was when freshly initialized.
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bp::dict scriptNamespace;
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scriptNamespace[ "__builtins__" ] = m_mainNamespace[ "__builtins__" ];
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return scriptNamespace;
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}
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} // namespace Calamares
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