90 lines
2.7 KiB
C++
90 lines
2.7 KiB
C++
#ifndef TABLE_PARAMETERS_GRAMMAR_HPP
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#define TABLE_PARAMETERS_GRAMMAR_HPP
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#include "server/api/base_parameters_grammar.hpp"
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#include "engine/api/table_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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}
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template <typename Iterator = std::string::iterator,
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typename Signature = void(engine::api::TableParameters &)>
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struct TableParametersGrammar : public BaseParametersGrammar<Iterator, Signature>
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{
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using BaseGrammar = BaseParametersGrammar<Iterator, Signature>;
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TableParametersGrammar() : TableParametersGrammar(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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destinations_rule =
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qi::lit("destinations=") >
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(qi::lit("all") |
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(size_t_ %
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';')[ph::bind(&engine::api::TableParameters::destinations, qi::_r1) = qi::_1]);
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sources_rule =
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qi::lit("sources=") >
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(qi::lit("all") |
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(size_t_ % ';')[ph::bind(&engine::api::TableParameters::sources, qi::_r1) = qi::_1]);
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table_rule = destinations_rule(qi::_r1) | sources_rule(qi::_r1);
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root_rule = BaseGrammar::query_rule(qi::_r1) > -qi::lit(".json") >
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-('?' > (table_rule(qi::_r1) | base_rule(qi::_r1)) % '&');
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}
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TableParametersGrammar(qi::rule<Iterator, Signature> &root_rule_) : BaseGrammar(root_rule_)
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{
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using AnnotationsType = engine::api::TableParameters::AnnotationsType;
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const auto add_annotation = [](engine::api::TableParameters &table_parameters,
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AnnotationsType table_param) {
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table_parameters.annotations = table_parameters.annotations | table_param;
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};
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annotations.add("duration", AnnotationsType::Duration)("distance",
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AnnotationsType::Distance);
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base_rule = BaseGrammar::base_rule(qi::_r1) |
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(qi::lit("annotations=") >
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(annotations[ph::bind(add_annotation, qi::_r1, qi::_1)] % ','));
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}
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protected:
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qi::rule<Iterator, Signature> base_rule;
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private:
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qi::rule<Iterator, Signature> root_rule;
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qi::rule<Iterator, Signature> table_rule;
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qi::rule<Iterator, Signature> sources_rule;
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qi::rule<Iterator, Signature> destinations_rule;
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qi::rule<Iterator, std::size_t()> size_t_;
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qi::symbols<char, engine::api::TableParameters::AnnotationsType> annotations;
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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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