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import argparse
from pathlib import Path
import json
import sys
import json5
import jsonpath_ng
from jsonpath_ng.ext import parse
def update(keyword, keyword_val):
def _update(orig, data, field):
orig[keyword] = keyword_val
return orig
return _update
def main(input_file, schema_dir):
if input_file == "-":
input_file = sys.stdin
else:
input_file = open(input_file)
for line in input_file:
obj = json.loads(line)
schemas = {}
if obj["is_neg"]:
try:
path = parse(obj["path"])
except (
jsonpath_ng.exceptions.JsonPathParserError,
jsonpath_ng.exceptions.JsonPathLexerError,
):
continue
schema_path = (
Path(schema_dir)
/ obj["schema"]
)
if obj["schema"] not in schemas:
try:
schemas[obj["schema"]] = json.load(schema_path.open())
except json.decoder.JSONDecodeError:
schemas[obj["schema"]] = None
continue
except FileNotFoundError:
schemas[obj["schema"]] = None
continue
schema = schemas[obj["schema"]]
keyword_path = jsonpath_ng.Child(path, jsonpath_ng.Fields(obj["keyword"]))
try:
keyword_vals = keyword_path.find(schema)
except KeyError:
continue
if len(keyword_vals) > 0:
keyword_val = keyword_vals[0].value
try:
path.update(obj["obj"], update(obj["keyword"], keyword_val))
except IndexError:
continue
else:
continue
json.dump(
{
"schema": obj["schema"],
"keyword": obj["keyword"],
"obj": json.dumps(obj["obj"]),
"is_neg": obj["is_neg"],
},
sys.stdout,
)
sys.stdout.write("\n")
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("-i", "--input", type=str, default="-")
parser.add_argument("-s", "--schema-dir", type=str)
args = parser.parse_args()
main(args.input, args.schema_dir)
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