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P-VTEC parsing
This commit is contained in:
Dan Paulat
parent
e5c40b9eb5
commit
be1d7323bd
10 changed files with 835 additions and 5 deletions
275
wxdata/source/scwx/awips/pvtec.cpp
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275
wxdata/source/scwx/awips/pvtec.cpp
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// Enable chrono formatters
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#ifndef __cpp_lib_format
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# define __cpp_lib_format 202110L
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#endif
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#include <scwx/awips/pvtec.hpp>
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#include <chrono>
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#include <boost/assign.hpp>
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#include <boost/bimap.hpp>
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#include <boost/bimap/unordered_set_of.hpp>
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#include <boost/log/trivial.hpp>
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namespace scwx
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{
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namespace awips
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{
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static const std::string logPrefix_ = "[scwx::awips::pvtec] ";
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typedef boost::bimap<boost::bimaps::unordered_set_of<PVtec::ProductType>,
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boost::bimaps::unordered_set_of<std::string>>
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ProductTypeCodesBimap;
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static const ProductTypeCodesBimap productTypeCodes_ =
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boost::assign::list_of<ProductTypeCodesBimap::relation> //
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(PVtec::ProductType::Operational, "O") //
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(PVtec::ProductType::Test, "T") //
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(PVtec::ProductType::Experimental, "E") //
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(PVtec::ProductType::OperationalWithExperimentalVtec, "X") //
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(PVtec::ProductType::Unknown, "??");
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typedef boost::bimap<boost::bimaps::unordered_set_of<PVtec::Action>,
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boost::bimaps::unordered_set_of<std::string>>
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ActionCodesBimap;
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static const ActionCodesBimap actionCodes_ =
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boost::assign::list_of<ActionCodesBimap::relation> //
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(PVtec::Action::New, "NEW") //
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(PVtec::Action::Continued, "CON") //
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(PVtec::Action::ExtendedInArea, "EXA") //
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(PVtec::Action::ExtendedInTime, "EXT") //
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(PVtec::Action::ExtendedInAreaAndTime, "EXB") //
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(PVtec::Action::Upgraded, "UPG") //
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(PVtec::Action::Canceled, "CAN") //
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(PVtec::Action::Expired, "EXP") //
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(PVtec::Action::Routine, "ROU") //
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(PVtec::Action::Correction, "COR") //
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(PVtec::Action::Unknown, "???");
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class PVtecImpl
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{
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public:
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explicit PVtecImpl() :
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pVtecString_ {},
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fixedIdentifier_ {PVtec::ProductType::Unknown},
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action_ {PVtec::Action::Unknown},
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officeId_ {"????"},
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phenomenon_ {Phenomenon::Unknown},
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significance_ {Significance::Unknown},
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eventTrackingNumber_ {-1},
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eventBegin_ {},
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eventEnd_ {},
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valid_ {false}
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{
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}
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~PVtecImpl() {}
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std::string pVtecString_;
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PVtec::ProductType fixedIdentifier_;
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PVtec::Action action_;
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std::string officeId_;
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Phenomenon phenomenon_;
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Significance significance_;
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int16_t eventTrackingNumber_;
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std::chrono::system_clock::time_point eventBegin_;
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std::chrono::system_clock::time_point eventEnd_;
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bool valid_;
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};
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PVtec::PVtec() : p(std::make_unique<PVtecImpl>()) {}
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PVtec::~PVtec() = default;
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PVtec::PVtec(PVtec&&) noexcept = default;
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PVtec& PVtec::operator=(PVtec&&) noexcept = default;
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PVtec::ProductType PVtec::fixed_identifier() const
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{
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return p->fixedIdentifier_;
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}
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PVtec::Action PVtec::action() const
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{
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return p->action_;
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}
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std::string PVtec::office_id() const
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{
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return p->officeId_;
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}
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Phenomenon PVtec::phenomenon() const
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{
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return p->phenomenon_;
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}
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Significance PVtec::significance() const
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{
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return p->significance_;
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}
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int16_t PVtec::event_tracking_number() const
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{
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return p->eventTrackingNumber_;
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}
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std::chrono::system_clock::time_point PVtec::event_begin() const
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{
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return p->eventBegin_;
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}
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std::chrono::system_clock::time_point PVtec::event_end() const
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{
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return p->eventEnd_;
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}
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bool PVtec::Parse(const std::string& s)
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{
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using namespace std::chrono;
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// P-VTEC takes the form:
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// /k.aaa.cccc.pp.s.####.yymmddThhnnZ-yymmddThhnnZ/
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// 012345678901234567890123456789012345678901234567
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static constexpr size_t pVtecLength_ = 48u;
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static constexpr size_t pVtecOffsetStart_ = 0u;
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static constexpr size_t pVtecOffsetIdentifier_ = 1u;
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static constexpr size_t pVtecOffsetAction_ = 3u;
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static constexpr size_t pVtecOffsetOfficeId_ = 7u;
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static constexpr size_t pVtecOffsetPhenomenon_ = 12u;
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static constexpr size_t pVtecOffsetSignificance_ = 15u;
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static constexpr size_t pVtecOffsetEventNumber_ = 17u;
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static constexpr size_t pVtecOffsetEventBegin_ = 22u;
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static constexpr size_t pVtecOffsetEventEnd_ = 35u;
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static constexpr size_t pVtecOffsetEnd_ = 47u;
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bool dataValid = (s.length() >= pVtecLength_ && //
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s.at(pVtecOffsetStart_) == '/' && //
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s.at(pVtecOffsetEnd_) == '/');
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if (dataValid)
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{
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p->pVtecString_ = s.substr(0, pVtecLength_);
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p->fixedIdentifier_ = GetProductType(s.substr(pVtecOffsetIdentifier_, 1));
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p->action_ = GetAction(s.substr(pVtecOffsetAction_, 3));
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p->officeId_ = s.substr(pVtecOffsetOfficeId_, 4);
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p->phenomenon_ = GetPhenomenon(s.substr(pVtecOffsetPhenomenon_, 2));
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p->significance_ = GetSignificance(s.substr(pVtecOffsetSignificance_, 1));
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std::string eventNumberString = s.substr(pVtecOffsetEventNumber_, 4);
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try
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{
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p->eventTrackingNumber_ =
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static_cast<int16_t>(std::stoi(eventNumberString));
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}
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catch (const std::exception& ex)
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{
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BOOST_LOG_TRIVIAL(warning)
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<< logPrefix_ << "Error parsing event tracking number: \""
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<< eventNumberString << "\" (" << ex.what() << ")";
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p->eventTrackingNumber_ = -1;
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}
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static const std::string dateTimeFormat {"%y%m%dT%H%MZ"};
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std::string sEventBegin = s.substr(pVtecOffsetEventBegin_, 12);
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std::string sEventEnd = s.substr(pVtecOffsetEventEnd_, 12);
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std::istringstream ssEventBegin {sEventBegin};
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std::istringstream ssEventEnd {sEventEnd};
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sys_time<minutes> eventBegin;
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sys_time<minutes> eventEnd;
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ssEventBegin >> parse(dateTimeFormat, eventBegin);
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ssEventEnd >> parse(dateTimeFormat, eventEnd);
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if (!ssEventBegin.fail())
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{
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p->eventBegin_ = eventBegin;
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}
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else
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{
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// Time parsing expected to fail if time is "000000T0000Z"
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p->eventBegin_ = {};
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}
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if (!ssEventEnd.fail())
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{
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p->eventEnd_ = eventEnd;
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}
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else
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{
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// Time parsing expected to fail if time is "000000T0000Z"
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p->eventEnd_ = {};
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}
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}
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else
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{
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BOOST_LOG_TRIVIAL(warning)
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<< logPrefix_ << "Invalid P-VTEC: \"" << s << "\"";
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}
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p->valid_ = dataValid;
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return dataValid;
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}
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PVtec::ProductType PVtec::GetProductType(const std::string& code)
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{
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ProductType productType;
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if (productTypeCodes_.right.find(code) != productTypeCodes_.right.end())
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{
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productType = productTypeCodes_.right.at(code);
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}
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else
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{
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productType = ProductType::Unknown;
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BOOST_LOG_TRIVIAL(debug)
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<< logPrefix_ << "Unrecognized product code: \"" << code << "\"";
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}
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return productType;
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}
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std::string PVtec::GetProductTypeCode(PVtec::ProductType productType)
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{
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return productTypeCodes_.left.at(productType);
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}
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PVtec::Action PVtec::GetAction(const std::string& code)
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{
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Action action;
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if (actionCodes_.right.find(code) != actionCodes_.right.end())
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{
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action = actionCodes_.right.at(code);
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}
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else
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{
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action = Action::Unknown;
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BOOST_LOG_TRIVIAL(debug)
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<< logPrefix_ << "Unrecognized action code: \"" << code << "\"";
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}
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return action;
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}
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std::string PVtec::GetActionCode(PVtec::Action action)
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{
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return actionCodes_.left.at(action);
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}
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} // namespace awips
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} // namespace scwx
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