121 lines
4.9 KiB
C++
121 lines
4.9 KiB
C++
#ifndef ROUTE_PARAMETERS_GRAMMAR_HPP
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#define ROUTE_PARAMETERS_GRAMMAR_HPP
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#include "server/api/base_parameters_grammar.hpp"
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#include "engine/api/route_parameters.hpp"
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#include <boost/spirit/include/phoenix.hpp>
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#include <boost/spirit/include/qi.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
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{
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namespace ph = boost::phoenix;
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namespace qi = boost::spirit::qi;
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} // namespace
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template <typename Iterator = std::string::iterator,
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typename Signature = void(engine::api::RouteParameters &)>
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struct RouteParametersGrammar : public BaseParametersGrammar<Iterator, Signature>
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{
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using BaseGrammar = BaseParametersGrammar<Iterator, Signature>;
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RouteParametersGrammar() : RouteParametersGrammar(root_rule)
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{
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route_rule =
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(qi::lit("alternatives=") >
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(qi::uint_[ph::bind(&engine::api::RouteParameters::number_of_alternatives, qi::_r1) =
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qi::_1,
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ph::bind(&engine::api::RouteParameters::alternatives, qi::_r1) =
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qi::_1 > 0] |
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qi::bool_[ph::bind(&engine::api::RouteParameters::number_of_alternatives, qi::_r1) =
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qi::_1,
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ph::bind(&engine::api::RouteParameters::alternatives, qi::_r1) = qi::_1])) |
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(qi::lit("continue_straight=") >
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(qi::lit("default") |
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qi::bool_[ph::bind(&engine::api::RouteParameters::continue_straight, qi::_r1) =
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qi::_1]));
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root_rule = query_rule(qi::_r1) > BaseGrammar::format_rule(qi::_r1) >
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-('?' > (route_rule(qi::_r1) | base_rule(qi::_r1)) % '&');
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}
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RouteParametersGrammar(qi::rule<Iterator, Signature> &root_rule_) : BaseGrammar(root_rule_)
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{
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#ifdef BOOST_HAS_LONG_LONG
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if (std::is_same<std::size_t, unsigned long long>::value)
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size_t_ = qi::ulong_long;
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else
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size_t_ = qi::ulong_;
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#else
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size_t_ = qi::ulong_;
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#endif
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using AnnotationsType = engine::api::RouteParameters::AnnotationsType;
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const auto add_annotation = [](engine::api::RouteParameters &route_parameters,
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AnnotationsType route_param) {
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route_parameters.annotations_type = route_parameters.annotations_type | route_param;
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route_parameters.annotations =
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route_parameters.annotations_type != AnnotationsType::None;
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};
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geometries_type.add("geojson", engine::api::RouteParameters::GeometriesType::GeoJSON)(
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"polyline", engine::api::RouteParameters::GeometriesType::Polyline)(
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"polyline6", engine::api::RouteParameters::GeometriesType::Polyline6);
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overview_type.add("simplified", engine::api::RouteParameters::OverviewType::Simplified)(
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"full", engine::api::RouteParameters::OverviewType::Full)(
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"false", engine::api::RouteParameters::OverviewType::False);
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annotations_type.add("duration", AnnotationsType::Duration)("nodes",
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AnnotationsType::Nodes)(
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"distance", AnnotationsType::Distance)("weight", AnnotationsType::Weight)(
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"datasources", AnnotationsType::Datasources)("speed", AnnotationsType::Speed);
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waypoints_rule =
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qi::lit("waypoints=") >
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(size_t_ % ';')[ph::bind(&engine::api::RouteParameters::waypoints, qi::_r1) = qi::_1];
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base_rule =
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BaseGrammar::base_rule(qi::_r1) | waypoints_rule(qi::_r1) |
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(qi::lit("steps=") >
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qi::bool_[ph::bind(&engine::api::RouteParameters::steps, qi::_r1) = qi::_1]) |
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(qi::lit("geometries=") >
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geometries_type[ph::bind(&engine::api::RouteParameters::geometries, qi::_r1) =
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qi::_1]) |
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(qi::lit("overview=") >
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overview_type[ph::bind(&engine::api::RouteParameters::overview, qi::_r1) = qi::_1]) |
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(qi::lit("annotations=") >
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(qi::lit("true")[ph::bind(add_annotation, qi::_r1, AnnotationsType::All)] |
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qi::lit("false")[ph::bind(add_annotation, qi::_r1, AnnotationsType::None)] |
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(annotations_type[ph::bind(add_annotation, qi::_r1, qi::_1)] % ',')));
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query_rule = BaseGrammar::query_rule(qi::_r1);
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}
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protected:
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qi::rule<Iterator, Signature> base_rule;
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qi::rule<Iterator, Signature> query_rule;
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private:
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qi::rule<Iterator, Signature> root_rule;
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qi::rule<Iterator, Signature> route_rule;
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qi::rule<Iterator, Signature> waypoints_rule;
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qi::rule<Iterator, std::size_t()> size_t_;
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qi::symbols<char, engine::api::RouteParameters::GeometriesType> geometries_type;
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qi::symbols<char, engine::api::RouteParameters::OverviewType> overview_type;
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qi::symbols<char, engine::api::RouteParameters::AnnotationsType> annotations_type;
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};
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} // namespace api
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} // namespace server
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} // namespace osrm
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#endif
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