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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| #!/usr/bin/env python3 | ||
|
|
||
| import json | ||
| import time | ||
| import os | ||
| import tempfile | ||
| import requests | ||
| import gzip | ||
| import shutil | ||
|
|
||
| class ALLSKYBUILDADSBDATABASES: | ||
| def __init__(self): | ||
| self._adsb_data_url = 'https://downloads.adsbexchange.com/downloads/basic-ac-db.json.gz' | ||
| self._adsb_db_dir = '/opt/allsky/modules/adsb/adsb_data' | ||
| self._raw_data_file = 'basic-ac-db.json' | ||
|
|
||
| def _download_adsb_data(self): | ||
| temp_file_name = None | ||
| with tempfile.NamedTemporaryFile(delete=False) as temp_file: | ||
| temp_file_name = temp_file.name | ||
|
|
||
| response = requests.get(self._adsb_data_url) | ||
|
|
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| if response.status_code == 200: | ||
| temp_file.write(response.content) | ||
| print(f'Downloaded content to {temp_file_name}') | ||
|
|
||
| with gzip.open(temp_file_name, 'rb') as f_in: | ||
| with open(self._raw_data_file, 'wb') as f_out: | ||
| shutil.copyfileobj(f_in, f_out) | ||
| print(f'Decompressed file to {self._raw_data_file}') | ||
| else: | ||
| print('Failed to download file.') | ||
|
|
||
| if temp_file_name is not None: | ||
| try: | ||
| os.remove(temp_file_name) | ||
| except OSError as e: | ||
| print(f'Error removing temporary file: {e}') | ||
|
|
||
| def _parse_adsb_data(self): | ||
| ac_data = {} | ||
| with open(self._raw_data_file, 'r', encoding='utf-8') as file: | ||
| for line in file: | ||
| data = json.loads(line) | ||
| if data['ownop'] != 'CANCELLED/NOT ASSIGNED': | ||
| db_file_key = data['icao'][:2] | ||
| if db_file_key not in ac_data: | ||
| ac_data[db_file_key] = {} | ||
| ac_data[db_file_key][data['icao']] = { | ||
| 'i': str(data['icao']), | ||
| 'r':data['reg'], | ||
| 'it':data['icaotype'], | ||
| 'y':data['year'], | ||
| 'm':data['manufacturer'], | ||
| 'mo':data['model'], | ||
| 'o':data['ownop'], | ||
| 'st':data['short_type'], | ||
| 'ml':data['mil'] | ||
| } | ||
|
|
||
| for icao_key in ac_data: | ||
| icao_file = f'{icao_key}.json' | ||
| file_path = os.path.join(self._adsb_db_dir, icao_file) | ||
| with open(file_path, 'w') as file: | ||
| json.dump(ac_data[icao_key], file, indent=2) | ||
|
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||
| def run(self): | ||
| self._download_adsb_data() | ||
| self._parse_adsb_data() | ||
|
|
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| if __name__ == "__main__": | ||
| start_time = time.time() | ||
| builder = ALLSKYBUILDADSBDATABASES(); | ||
|
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| builder.run() | ||
| end_time = time.time() | ||
| execution_time = end_time - start_time | ||
| print(f'Execution time: {execution_time} seconds') |
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