122 lines
3.8 KiB
C++
122 lines
3.8 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2014 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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#ifndef MAPNIK_PYTHON_BINDING_PYTHON_TO_VALUE
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#define MAPNIK_PYTHON_BINDING_PYTHON_TO_VALUE
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// boost
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wunused-parameter"
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#pragma GCC diagnostic ignored "-Wunused-local-typedef"
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#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
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#include <boost/python.hpp>
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#pragma GCC diagnostic pop
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// mapnik
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#include <mapnik/value.hpp>
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#include <mapnik/unicode.hpp>
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#include <mapnik/attribute.hpp>
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namespace mapnik {
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static mapnik::attributes dict2attr(boost::python::dict const& d)
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{
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using namespace boost::python;
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mapnik::attributes vars;
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mapnik::transcoder tr_("utf8");
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boost::python::list keys=d.keys();
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for (int i=0; i < len(keys); ++i)
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{
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std::string key;
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object obj_key = keys[i];
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if (PyUnicode_Check(obj_key.ptr()))
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{
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PyObject* temp = PyUnicode_AsUTF8String(obj_key.ptr());
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if (temp)
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{
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#if PY_VERSION_HEX >= 0x03000000
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char* c_str = PyBytes_AsString(temp);
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#else
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char* c_str = PyString_AsString(temp);
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#endif
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key = c_str;
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Py_DecRef(temp);
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}
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}
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else
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{
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key = extract<std::string>(keys[i]);
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}
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object obj = d[key];
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if (PyUnicode_Check(obj.ptr()))
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{
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PyObject* temp = PyUnicode_AsUTF8String(obj.ptr());
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if (temp)
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{
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#if PY_VERSION_HEX >= 0x03000000
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char* c_str = PyBytes_AsString(temp);
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#else
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char* c_str = PyString_AsString(temp);
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#endif
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vars[key] = tr_.transcode(c_str);
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Py_DecRef(temp);
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}
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continue;
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}
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if (PyBool_Check(obj.ptr()))
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{
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extract<mapnik::value_bool> ex(obj);
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if (ex.check())
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{
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vars[key] = ex();
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}
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}
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else if (PyFloat_Check(obj.ptr()))
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{
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extract<mapnik::value_double> ex(obj);
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if (ex.check())
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{
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vars[key] = ex();
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}
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}
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else
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{
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extract<mapnik::value_integer> ex(obj);
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if (ex.check())
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{
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vars[key] = ex();
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}
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else
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{
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extract<std::string> ex0(obj);
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if (ex0.check())
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{
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vars[key] = tr_.transcode(ex0().c_str());
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}
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}
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}
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}
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return vars;
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}
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}
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#endif // MAPNIK_PYTHON_BINDING_PYTHON_TO_VALUE
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