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# -*- coding: utf-8 -*- |
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from il2fb.commons.flight import Formations, RoutePointTypes |
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from il2fb.commons.spatial import Point3D |
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from il2fb.commons.structures import BaseStructure |
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from ..constants import ( |
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ROUTE_POINT_EXTRA_PARAMETERS_MARK, ROUTE_POINT_RADIO_SILENCE_ON, |
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ROUTE_POINT_RADIO_SILENCE_OFF, |
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) |
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from . import CollectingParser |
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class FlightRoutePoint(BaseStructure): |
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__slots__ = ['type', 'pos', 'speed', 'formation', 'radio_silence', ] |
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def __init__(self, type, pos, speed, formation, radio_silence): |
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self.type = type |
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self.pos = pos |
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self.speed = speed |
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self.formation = formation |
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self.radio_silence = radio_silence |
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def __repr__(self): |
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return ("<{0} '{1};{2};{3}'>" |
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.format(self.__class__.__name__, |
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self.pos.x, self.pos.y, self.pos.z)) |
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class FlightRouteTakeoffPoint(FlightRoutePoint): |
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__slots__ = FlightRoutePoint.__slots__ + ['delay', 'spacing', ] |
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def __init__(self, type, pos, speed, formation, radio_silence, delay, |
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spacing): |
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super(FlightRouteTakeoffPoint, self).__init__( |
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type, pos, speed, formation, radio_silence) |
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self.delay = delay |
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self.spacing = spacing |
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class FlightRoutePatrolPoint(FlightRoutePoint): |
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__slots__ = FlightRoutePoint.__slots__ + [ |
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'patrol_cycles', 'patrol_timeout', |
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'pattern_angle', 'pattern_side_size', 'pattern_altitude_difference', |
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] |
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def __init__(self, type, pos, speed, formation, radio_silence, |
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patrol_cycles, patrol_timeout, pattern_angle, |
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pattern_side_size, pattern_altitude_difference): |
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super(FlightRoutePatrolPoint, self).__init__( |
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type, pos, speed, formation, radio_silence) |
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self.patrol_cycles = patrol_cycles |
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self.patrol_timeout = patrol_timeout |
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self.pattern_angle = pattern_angle |
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self.pattern_side_size = pattern_side_size |
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self.pattern_altitude_difference = pattern_altitude_difference |
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class FlightRouteAttackPoint(FlightRoutePoint): |
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__slots__ = FlightRoutePoint.__slots__ + [ |
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'target_id', 'target_route_point', |
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] |
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def __init__(self, type, pos, speed, formation, radio_silence, target_id, |
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target_route_point): |
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super(FlightRouteAttackPoint, self).__init__( |
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type, pos, speed, formation, radio_silence) |
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self.target_id = target_id |
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self.target_route_point = target_route_point |
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class FlightRouteSectionParser(CollectingParser): |
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""" |
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Parses ``*_Way`` section. |
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View :ref:`detailed description <flight-route-section>`. |
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""" |
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input_suffix = "_Way" |
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output_prefix = 'flight_route_' |
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def check_section_name(self, section_name): |
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return section_name.endswith(self.input_suffix) |
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def _extract_flight_code(self, section_name): |
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return section_name[:-len(self.input_suffix)] |
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def init_parser(self, section_name): |
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super(FlightRouteSectionParser, self).init_parser(section_name) |
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flight_code = self._extract_flight_code(section_name) |
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self.output_key = "{}{}".format(self.output_prefix, flight_code) |
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self.point = None |
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self.point_class = None |
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def parse_line(self, line): |
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params = line.split() |
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type_code, params = params[0], params[1:] |
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if type_code == ROUTE_POINT_EXTRA_PARAMETERS_MARK: |
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self._parse_options(params) |
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else: |
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self._finalize_current_point() |
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pos, speed, params = params[0:3], params[3], params[4:] |
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self.point = { |
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'type': RoutePointTypes.get_by_value(type_code), |
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'pos': Point3D(*pos), |
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'speed': float(speed), |
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} |
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self._parse_extra(params) |
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def _parse_options(self, params): |
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try: |
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cycles, timeout, angle, side_size, altitude_difference = params |
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self.point.update({ |
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'patrol_cycles': int(cycles), |
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'patrol_timeout': int(timeout), |
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'pattern_angle': int(angle), |
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'pattern_side_size': int(side_size), |
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'pattern_altitude_difference': int(altitude_difference), |
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}) |
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self.point_class = FlightRoutePatrolPoint |
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except ValueError: |
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delay, spacing = params[1:3] |
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self.point.update({ |
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'delay': int(delay), |
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'spacing': int(spacing), |
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}) |
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self.point_class = FlightRouteTakeoffPoint |
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def _parse_extra(self, params): |
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if FlightRouteSectionParser._is_new_game_version(params): |
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radio_silence, formation, params = FlightRouteSectionParser._parse_new_version_extra(params) |
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if params: |
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self._parse_target(params) |
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else: |
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radio_silence = False |
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formation = None |
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self.point.update({ |
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'radio_silence': radio_silence, |
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'formation': formation, |
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}) |
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@staticmethod |
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def _is_new_game_version(params): |
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return ( |
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ROUTE_POINT_RADIO_SILENCE_ON in params |
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or ROUTE_POINT_RADIO_SILENCE_OFF in params |
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) |
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@staticmethod |
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def _parse_new_version_extra(params): |
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try: |
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index = params.index(ROUTE_POINT_RADIO_SILENCE_ON) |
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except ValueError: |
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index = params.index(ROUTE_POINT_RADIO_SILENCE_OFF) |
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params, radio_silence, extra = params[:index], params[index], params[index+1:] |
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radio_silence = radio_silence == ROUTE_POINT_RADIO_SILENCE_ON |
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formation = Formations.get_by_value(extra[0]) if extra else None |
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return radio_silence, formation, params |
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def _parse_target(self, params): |
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target_id, target_route_point = params[:2] |
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self.point.update({ |
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'target_id': target_id, |
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'target_route_point': int(target_route_point), |
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}) |
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if self.point['type'] is RoutePointTypes.normal: |
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self.point['type'] = RoutePointTypes.air_attack |
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self.point_class = FlightRouteAttackPoint |
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def clean(self): |
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self._finalize_current_point() |
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return {self.output_key: self.data} |
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def _finalize_current_point(self): |
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if self.point: |
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point_class = getattr(self, 'point_class') or FlightRoutePoint |
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self.data.append(point_class(**self.point)) |
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self.point = None |
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self.point_class = None |
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IL2HorusTeam /
il2fb-mission-parser
