import re from ogn.parser.pattern import PATTERN_NAVITER_POSITION_COMMENT from ogn.parser.utils import FPM_TO_MS, HPM_TO_DEGS from .base import BaseParser class NaviterParser(BaseParser): def __init__(self): self.beacon_type = 'naviter' self.position_pattern = re.compile(PATTERN_NAVITER_POSITION_COMMENT) def parse_position(self, aprs_comment): match = self.position_pattern.match(aprs_comment) return {'stealth': (int(match.group('details'), 16) & 0b1000000000000000) >> 15 == 1, 'do_not_track': (int(match.group('details'), 16) & 0b0100000000000000) >> 14 == 1, 'aircraft_type': (int(match.group('details'), 16) & 0b0011110000000000) >> 10, 'address_type': (int(match.group('details'), 16) & 0b0000001111110000) >> 4, 'reserved': (int(match.group('details'), 16) & 0b0000000000001111), 'address': match.group('address'), 'climb_rate': int(match.group('climb_rate')) * FPM_TO_MS if match.group('climb_rate') else None, 'turn_rate': float(match.group('turn_rate')) * HPM_TO_DEGS if match.group('turn_rate') else None}