Move files in src/ include/
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Patrick Niklaus
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/*
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Copyright (c) 2015, Project OSRM contributors
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or
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other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "scripting_environment.hpp"
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#include "extraction_helper_functions.hpp"
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#include "extraction_node.hpp"
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#include "extraction_way.hpp"
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#include "internal_extractor_edge.hpp"
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#include "../data_structures/external_memory_node.hpp"
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#include "../data_structures/raster_source.hpp"
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#include "../util/lua_util.hpp"
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#include "../util/osrm_exception.hpp"
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#include "../util/simple_logger.hpp"
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#include "../typedefs.h"
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#include <luabind/tag_function.hpp>
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#include <luabind/operator.hpp>
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#include <osmium/osm.hpp>
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#include <sstream>
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namespace
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{
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// wrapper method as luabind doesn't automatically overload funcs w/ default parameters
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template <class T>
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auto get_value_by_key(T const &object, const char *key) -> decltype(object.get_value_by_key(key))
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{
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return object.get_value_by_key(key, "");
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}
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int lua_error_callback(lua_State *L) // This is so I can use my own function as an
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// exception handler, pcall_log()
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{
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std::string error_msg = lua_tostring(L, -1);
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std::ostringstream error_stream;
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error_stream << error_msg;
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throw osrm::exception("ERROR occurred in profile script:\n" + error_stream.str());
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}
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}
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ScriptingEnvironment::ScriptingEnvironment(const std::string &file_name) : file_name(file_name)
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{
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SimpleLogger().Write() << "Using script " << file_name;
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}
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void ScriptingEnvironment::init_lua_state(lua_State *lua_state)
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{
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typedef double (osmium::Location::*location_member_ptr_type)() const;
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luabind::open(lua_state);
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// open utility libraries string library;
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luaL_openlibs(lua_state);
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luaAddScriptFolderToLoadPath(lua_state, file_name.c_str());
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// Add our function to the state's global scope
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luabind::module(lua_state)[
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luabind::def("print", LUA_print<std::string>),
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luabind::def("durationIsValid", durationIsValid),
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luabind::def("parseDuration", parseDuration),
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luabind::class_<SourceContainer>("sources")
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.def(luabind::constructor<>())
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.def("load", &SourceContainer::loadRasterSource)
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.def("query", &SourceContainer::getRasterDataFromSource)
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.def("interpolate", &SourceContainer::getRasterInterpolateFromSource),
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luabind::class_<const float>("constants")
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.enum_("enums")[luabind::value("precision", COORDINATE_PRECISION)],
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luabind::class_<std::vector<std::string>>("vector")
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.def("Add", static_cast<void (std::vector<std::string>::*)(const std::string &)>(
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&std::vector<std::string>::push_back)),
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luabind::class_<osmium::Location>("Location")
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.def<location_member_ptr_type>("lat", &osmium::Location::lat)
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.def<location_member_ptr_type>("lon", &osmium::Location::lon),
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luabind::class_<osmium::Node>("Node")
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// .def<node_member_ptr_type>("tags", &osmium::Node::tags)
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.def("location", &osmium::Node::location)
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.def("get_value_by_key", &osmium::Node::get_value_by_key)
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.def("get_value_by_key", &get_value_by_key<osmium::Node>)
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.def("id", &osmium::Node::id),
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luabind::class_<ExtractionNode>("ResultNode")
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.def_readwrite("traffic_lights", &ExtractionNode::traffic_lights)
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.def_readwrite("barrier", &ExtractionNode::barrier),
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luabind::class_<ExtractionWay>("ResultWay")
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// .def(luabind::constructor<>())
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.def_readwrite("forward_speed", &ExtractionWay::forward_speed)
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.def_readwrite("backward_speed", &ExtractionWay::backward_speed)
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.def_readwrite("name", &ExtractionWay::name)
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.def_readwrite("roundabout", &ExtractionWay::roundabout)
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.def_readwrite("is_access_restricted", &ExtractionWay::is_access_restricted)
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.def_readwrite("is_startpoint", &ExtractionWay::is_startpoint)
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.def_readwrite("duration", &ExtractionWay::duration)
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.property("forward_mode", &ExtractionWay::get_forward_mode,
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&ExtractionWay::set_forward_mode)
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.property("backward_mode", &ExtractionWay::get_backward_mode,
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&ExtractionWay::set_backward_mode)
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.enum_("constants")[
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luabind::value("notSure", 0),
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luabind::value("oneway", 1),
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luabind::value("bidirectional", 2),
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luabind::value("opposite", 3)
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],
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luabind::class_<osmium::Way>("Way")
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.def("get_value_by_key", &osmium::Way::get_value_by_key)
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.def("get_value_by_key", &get_value_by_key<osmium::Way>)
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.def("id", &osmium::Way::id),
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luabind::class_<InternalExtractorEdge>("EdgeSource")
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.property("source_coordinate", &InternalExtractorEdge::source_coordinate)
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.property("weight_data", &InternalExtractorEdge::weight_data),
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luabind::class_<InternalExtractorEdge::WeightData>("WeightData")
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.def_readwrite("speed", &InternalExtractorEdge::WeightData::speed),
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luabind::class_<ExternalMemoryNode>("EdgeTarget")
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.property("lat", &ExternalMemoryNode::lat)
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.property("lon", &ExternalMemoryNode::lon),
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luabind::class_<FixedPointCoordinate>("Coordinate")
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.property("lat", &FixedPointCoordinate::lat)
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.property("lon", &FixedPointCoordinate::lon),
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luabind::class_<RasterDatum>("RasterDatum")
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.property("datum", &RasterDatum::datum)
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.def("invalid_data", &RasterDatum::get_invalid)
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];
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if (0 != luaL_dofile(lua_state, file_name.c_str()))
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{
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luabind::object error_msg(luabind::from_stack(lua_state, -1));
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std::ostringstream error_stream;
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error_stream << error_msg;
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throw osrm::exception("ERROR occurred in profile script:\n" + error_stream.str());
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}
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}
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lua_State *ScriptingEnvironment::get_lua_state()
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{
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std::lock_guard<std::mutex> lock(init_mutex);
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bool initialized = false;
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auto &ref = script_contexts.local(initialized);
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if (!initialized)
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{
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std::shared_ptr<lua_State> state(luaL_newstate(), lua_close);
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ref = state;
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init_lua_state(ref.get());
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}
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luabind::set_pcall_callback(&lua_error_callback);
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return ref.get();
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}
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