99 lines
3.3 KiB
Python
99 lines
3.3 KiB
Python
#!/usr/bin/env python
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import configparser
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import glob
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import os
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import sys
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from formats.SctEseFormat import SctEseFormat
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class Airport:
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def parseAirport(self, airport):
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if None == airport.get('runways'):
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return False
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self.runways = airport['runways'].split(':')
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return True
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def findGngData(data, path):
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if None == data.get('gngwildcard'):
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return None, None
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# find the newest ESE file
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files = glob.glob(os.path.join(path, data['gngwildcard'] + '.ese'))
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latestEse = max(files, key=os.path.getctime)
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# search for the corresponding SCT file
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latestSct = os.path.splitext(latestEse)[0] + '.sct'
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# check if the files exist
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if False == os.path.isfile(latestEse) or False == os.path.isfile(latestSct):
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return None, None
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return latestSct, latestEse
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def parsePlanning(self, planning):
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for key in planning:
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# check if the runways match
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rwy = key.upper()
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if rwy not in self.runways:
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sys.stderr.write('Unable to find ' + rwy + ' in defined runways')
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return False
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# check if arrivals are defined
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arrivals = planning[key].split(':')
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if 0 == len(arrivals):
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sys.stderr.write('No arrival routes for ' + rwy)
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return False
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# assign the arrival routes to the runways
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self.arrivalRoutes[rwy] = arrivals
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return True
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def __init__(self, filepath : str, icao : str):
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self.runways = []
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self.arrivalRoutes = {}
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config = configparser.ConfigParser()
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config.read(filepath)
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dataConfig = None
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airportConfig = None
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planningConfig = None
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# search the required sections
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for key in config:
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if 'DATA' == key:
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dataConfig = config['DATA']
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elif 'AIRPORT' == key:
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airportConfig = config['AIRPORT']
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elif 'PLANNING' == key:
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planningConfig = config['PLANNING']
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# find the GNG-file data
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sctFile, eseFile = Airport.findGngData(dataConfig, os.path.dirname(filepath))
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if None == sctFile or None == eseFile:
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sys.stderr.write('No GNG-files found')
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sys.exit(-1)
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# parse the airport information
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if None == airportConfig or False == self.parseAirport(airportConfig):
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sys.stderr.write('No or no valid airport configuration found')
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sys.exit(-1)
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# parse the planning information
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if None == planningConfig or False == self.parsePlanning(planningConfig):
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sys.stderr.write('No or no valid planning configuration found')
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sys.exit(-1)
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# get all required arrival routes and avoid duplicates
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requiredArrivalRoutes = []
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for rwy in self.arrivalRoutes:
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for arrival in self.arrivalRoutes[rwy]:
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if arrival not in requiredArrivalRoutes:
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requiredArrivalRoutes.append(arrival)
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# parse the GNG data
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print('Used GNG-Data: ' + eseFile)
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self.gngData = SctEseFormat(sctFile, eseFile, icao, requiredArrivalRoutes)
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