Method: NMEAPlus::Message::AIS::VDMPayload::MMSIInfo#category

Defined in:
lib/nmea_plus/message/ais/vdm_payload/mmsi_info.rb,
lib/nmea_plus/message/ais/vdm_payload/mmsi_info.rb

#category ⇒ Symbol (readonly)

The MMSI category as defined by ITU-R M.585-7

Returns:

  • (Symbol) —

    The symbol for the MMSI category


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# File 'lib/nmea_plus/message/ais/vdm_payload/mmsi_info.rb', line 23

def category
  case id.to_s.rjust(9, '0') # formatted as 9 digit string with leading 0s
  when /[2-7]......../ then :individual_ship
  when /00...1.../ then :coast_station
  when /00...2.../ then :harbor_station
  when /00...3.../ then :pilot_station
  when /00...4.../ then :ais_repeater_station
  when /00......./ then :coast_station
  when /111...1../ then :sar_aircraft_fixed
  when /111...5../ then :sar_aircraft_helicopter
  when /1......../ then :sar_aircraft
  when /8......../ then :handheld
  when /98......./ then :auxiliary_craft
  when /970....../ then :sar_transmitter
  when /972....../ then :man_overboard
  when /974....../ then :epirb
  when /99...1.../ then :aton_physical
  when /99...6.../ then :aton_virtual
  when /99......./ then :aton
  else
    :unknown_mmsi_category
  end
end