89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
#include "server/service/nearest_service.hpp"
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#include "server/service/utils.hpp"
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#include "server/api/parameters_parser.hpp"
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#include "engine/api/nearest_parameters.hpp"
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#include "util/json_container.hpp"
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namespace osrm::server::service
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{
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namespace
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{
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std::string getWrongOptionHelp(const engine::api::NearestParameters ¶meters)
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{
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std::string help;
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const auto coord_size = parameters.coordinates.size();
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const auto bearings_size = parameters.bearings.size();
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constrainParamSize(
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PARAMETER_SIZE_MISMATCH_MSG, "hints", parameters.hints, "coordinates", coord_size, help);
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constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG,
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"bearings",
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parameters.bearings,
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"coordinates",
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coord_size,
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help);
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constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG,
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"radiuses",
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parameters.radiuses,
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"bearings",
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bearings_size,
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help);
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constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG,
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"radiuses",
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parameters.radiuses,
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"coordinates",
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coord_size,
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help);
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constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG,
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"approaches",
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parameters.approaches,
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"coordinates",
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coord_size,
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help);
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return help;
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}
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} // namespace
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engine::Status NearestService::RunQuery(std::size_t prefix_length,
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std::string &query,
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osrm::engine::api::ResultT &result)
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{
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result = util::json::Object();
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auto &json_result = result.get<util::json::Object>();
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auto query_iterator = query.begin();
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auto parameters =
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api::parseParameters<engine::api::NearestParameters>(query_iterator, query.end());
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if (!parameters || query_iterator != query.end())
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{
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const auto position = std::distance(query.begin(), query_iterator);
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json_result.values["code"] = "InvalidQuery";
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json_result.values["message"] =
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"Query string malformed close to position " + std::to_string(prefix_length + position);
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return engine::Status::Error;
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}
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BOOST_ASSERT(parameters);
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if (!parameters->IsValid())
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{
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json_result.values["code"] = "InvalidOptions";
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json_result.values["message"] = getWrongOptionHelp(*parameters);
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return engine::Status::Error;
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}
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BOOST_ASSERT(parameters->IsValid());
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if (parameters->format)
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{
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if (parameters->format == engine::api::BaseParameters::OutputFormatType::FLATBUFFERS)
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{
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result = flatbuffers::FlatBufferBuilder();
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}
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}
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return BaseService::routing_machine.Nearest(*parameters, result);
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}
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} // namespace osrm::server::service
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