mirror of
https://github.com/sle118/squeezelite-esp32.git
synced 2025-12-11 14:07:11 +03:00
93 lines
3.4 KiB
Python
93 lines
3.4 KiB
Python
import json
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import os
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import sys
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import argparse
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import importlib.util
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import logging
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from pathlib import Path
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from google.protobuf import json_format
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from google.protobuf.json_format import MessageToJson
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# Assuming this script is in the same directory as the generated Python files
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# script_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)),'generated/src')
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# sys.path.append(script_dir)
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# Configure logging
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logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
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def load_protobuf_module(source, includes):
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"""Dynamically load a protobuf module given its file name."""
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for include in includes:
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sys.path.append(include)
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module_name = Path(source).stem
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module_file = module_name + '_pb2.py'
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module_location = Path(source).parent / module_file
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logging.info(f'Loading module {module_file} from {module_location} with includes [{", ".join(includes)}]')
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spec = importlib.util.spec_from_file_location(name=module_name, location=str(module_location))
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if spec is not None:
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module)
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logging.info(f'Loaded protobuf module: {module_name}')
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return module
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else:
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logging.error(f'Failed to load module {module_file} from {module_location}')
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return None
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def protobuf_to_dict(message):
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"""Convert a protobuf message to a dictionary."""
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# Convert the protobuf message to a JSON string
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json_str = MessageToJson(message, including_default_value_fields=True)
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# Parse the JSON string back into a dictionary
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return json.loads(json_str)
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def main():
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parser = argparse.ArgumentParser(description='Process protobuf and JSON files.')
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parser.add_argument('--proto_file', help='Name of the protobuf file (without extension)')
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parser.add_argument('--main_class', help='Main message class to process')
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parser.add_argument('--source', help='Source file to parse')
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parser.add_argument('--include', help='Directory where message python files can be found', default=None,action = 'append' )
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parser.add_argument('--json', help='Source JSON file(s)',action = 'append' )
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args = parser.parse_args()
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# Load the protobuf module
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logging.info(f'Loading modules')
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proto_module = load_protobuf_module(args.proto_file, args.include)
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# Determine the main message class
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main_message_class = getattr(proto_module, args.main_class)
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message = main_message_class()
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proto_base_name = Path(args.proto_file).stem
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import configuration_pb2
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config = configuration_pb2.Config()
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with open(args.source, 'rb') as bin_file: # Open in binary mode
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data =bin_file.read()
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config.ParseFromString(data)
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logging.info(f'Parsed: {json.dumps(config)}')
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# for jsonfile in args.json:
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# output_file_base = os.path.join(args.target_dir, Path(jsonfile).stem+".bin")
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# logging.info(f'Converting JSON file {jsonfile} to binary format')
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# with open(jsonfile, 'r') as json_file:
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# json_data = json.load(json_file)
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# json_format.ParseDict(json_data, message)
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# binary_data = message.SerializeToString()
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# with open(output_file_base, 'wb') as bin_file:
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# bin_file.write(binary_data)
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# logging.info(f'Binary file written to {output_file_base}')
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if __name__ == '__main__':
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main()
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