77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
#include "engine/plugins/table.hpp"
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#include "engine/api/table_parameters.hpp"
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#include "engine/api/table_api.hpp"
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#include "engine/routing_algorithms/many_to_many.hpp"
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#include "engine/search_engine_data.hpp"
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#include "util/string_util.hpp"
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#include "util/json_container.hpp"
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#include <cstdlib>
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#include <algorithm>
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#include <memory>
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#include <string>
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#include <vector>
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#include <boost/assert.hpp>
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namespace osrm
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{
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namespace engine
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{
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namespace plugins
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{
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TablePlugin::TablePlugin(datafacade::BaseDataFacade &facade, const int max_locations_distance_table)
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: BasePlugin{facade}, distance_table(&facade, heaps),
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max_locations_distance_table(max_locations_distance_table)
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{
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}
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Status TablePlugin::HandleRequest(const api::TableParameters ¶ms, util::json::Object &result)
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{
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BOOST_ASSERT(params.IsValid());
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if (!CheckAllCoordinates(params.coordinates))
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{
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return Error("InvalidOptions", "Coordinates are invalid", result);
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}
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if (params.bearings.size() > 0 && params.coordinates.size() != params.bearings.size())
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{
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return Error("InvalidOptions", "Number of bearings does not match number of coordinates",
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result);
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}
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// Empty sources or destinations means the user wants all of them included, respectively
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// The ManyToMany routing algorithm we dispatch to below already handles this perfectly.
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const auto num_sources =
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params.sources.empty() ? params.coordinates.size() : params.sources.size();
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const auto num_destinations =
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params.destinations.empty() ? params.coordinates.size() : params.destinations.size();
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if (max_locations_distance_table > 0 &&
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((num_sources * num_destinations) >
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static_cast<std::size_t>(max_locations_distance_table * max_locations_distance_table)))
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{
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return Error("TooBig", "Too many table coordinates", result);
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}
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auto snapped_phantoms = SnapPhantomNodes(GetPhantomNodes(params));
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auto result_table = distance_table(snapped_phantoms, params.sources, params.destinations);
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if (result_table.empty())
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{
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return Error("NoTable", "No table found", result);
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}
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api::TableAPI table_api{facade, params};
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table_api.MakeResponse(result_table, snapped_phantoms, result);
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return Status::Ok;
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}
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}
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}
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}
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