82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
#ifndef TRIP_PARAMETERS_GRAMMAR_HPP
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#define TRIP_PARAMETERS_GRAMMAR_HPP
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#include "engine/api/trip_parameters.hpp"
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#include "server/api/base_parameters_grammar.hpp"
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#include <boost/spirit/include/qi_lit.hpp>
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#include <boost/spirit/include/qi_uint.hpp>
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#include <boost/spirit/include/qi_bool.hpp>
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#include <boost/spirit/include/qi_grammar.hpp>
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#include <boost/spirit/include/qi_action.hpp>
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#include <boost/spirit/include/qi_optional.hpp>
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namespace osrm
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{
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namespace server
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{
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namespace api
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{
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namespace qi = boost::spirit::qi;
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struct TripParametersGrammar final : public BaseParametersGrammar
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{
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using Iterator = std::string::iterator;
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using StepsT = bool;
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using GeometriesT = engine::api::RouteParameters::GeometriesType;
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using OverviewT = engine::api::RouteParameters::OverviewType;
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TripParametersGrammar() : BaseParametersGrammar(root_rule, parameters)
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{
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const auto set_geojson_type = [this]()
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{
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parameters.geometries = engine::api::RouteParameters::GeometriesType::GeoJSON;
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};
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const auto set_polyline_type = [this]()
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{
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parameters.geometries = engine::api::RouteParameters::GeometriesType::Polyline;
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};
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const auto set_simplified_type = [this]()
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{
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parameters.overview = engine::api::RouteParameters::OverviewType::Simplified;
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};
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const auto set_full_type = [this]()
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{
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parameters.overview = engine::api::RouteParameters::OverviewType::Full;
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};
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const auto set_false_type = [this]()
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{
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parameters.overview = engine::api::RouteParameters::OverviewType::False;
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};
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const auto set_steps = [this](const StepsT steps)
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{
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parameters.steps = steps;
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};
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steps_rule = qi::lit("steps=") >> qi::bool_;
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geometries_rule = qi::lit("geometries=geojson")[set_geojson_type] |
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qi::lit("geometries=polyline")[set_polyline_type];
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overview_rule = qi::lit("overview=simplified")[set_simplified_type] |
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qi::lit("overview=full")[set_full_type] |
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qi::lit("overview=false")[set_false_type];
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trip_rule = steps_rule[set_steps] | geometries_rule | overview_rule;
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root_rule =
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query_rule >> -qi::lit(".json") >> -(qi::lit("?") >> (trip_rule | base_rule) % '&');
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}
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engine::api::TripParameters parameters;
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private:
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qi::rule<Iterator> root_rule, trip_rule, geometries_rule, overview_rule;
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qi::rule<Iterator, StepsT()> steps_rule;
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};
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}
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}
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}
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#endif
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