56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
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#ifndef TABLE_PARAMETERS_GRAMMAR_HPP
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#define TABLE_PARAMETERS_GRAMMAR_HPP
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#include "engine/api/table_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_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 TableParametersGrammar : public BaseParametersGrammar
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{
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using Iterator = std::string::iterator;
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using SourcesT = std::vector<std::size_t>;
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using DestinationsT = std::vector<std::size_t>;
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TableParametersGrammar() : BaseParametersGrammar(root_rule, parameters)
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{
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const auto set_destiantions = [this](DestinationsT &dests)
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{
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parameters.destinations = std::move(dests);
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};
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const auto set_sources = [this](SourcesT &sources)
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{
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parameters.sources = std::move(sources);
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};
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destinations_rule = qi::lit("destinations=") >> -qi::uint_ % ";";
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sources_rule = qi::lit("sources=") >> -qi::uint_ % ";";
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table_rule = destinations_rule[set_destiantions] | sources_rule[set_sources];
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root_rule = -((base_rule | table_rule) % '&');
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}
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engine::api::TableParameters parameters;
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private:
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qi::rule<Iterator> root_rule, table_rule;
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qi::rule<Iterator, SourcesT()> sources_rule;
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qi::rule<Iterator, DestinationsT()> destinations_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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