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Allow parsing of lists as top-level object in JSON. For list and dict… #237

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Merged
obsidianforensics merged 1 commit into from
Aug 26, 2025
Merged

Allow parsing of lists as top-level object in JSON. For list and dict… #237

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52 changes: 40 additions & 12 deletions unfurl/parsers/parse_json.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
# Copyright 2019 Google LLC
# Copyright 2025 Ryan Benson
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
Expand All @@ -25,13 +25,15 @@
'label': 'JSON'
}

json_hover_text = ('This was parsed as JavaScript Object Notation (JSON), <br>'
'which uses human-readable text to store and transmit data objects')

def run(unfurl, node):

if node.data_type in ('url.query.pair', 'string'):
try:
json_obj = json.loads(node.value)
assert isinstance(json_obj, dict), 'Loaded object should be a dict'
assert isinstance(json_obj, (dict, list)), 'Loaded object should be a dict or a list'

except json.JSONDecodeError:
return
Expand All @@ -41,13 +43,16 @@ def run(unfurl, node):
return

try:

for json_key, json_value in json_obj.items():
unfurl.add_to_queue(
data_type='json', key=json_key, value=json_value, label=f'{json_key}: {json_value}',
hover='This was parsed as JavaScript Object Notation (JSON), <br>'
'which uses human-readable text to store and transmit data objects',
parent_id=node.node_id, incoming_edge_config=json_edge)
if isinstance(json_obj, dict):
for json_key, json_value in json_obj.items():
unfurl.add_to_queue(
data_type='json', key=json_key, value=json_value, label=f'{json_key}: {json_value}',
hover=json_hover_text, parent_id=node.node_id, incoming_edge_config=json_edge)
elif isinstance(json_obj, list):
for item in json_obj:
unfurl.add_to_queue(
data_type='json', key=None, value=item, label=f'[{len(item)} items]',
hover=json_hover_text, parent_id=node.node_id, incoming_edge_config=json_edge)

except Exception as e:
log.exception(f'Exception parsing JSON string: {e}')
Expand All @@ -63,10 +68,33 @@ def run(unfurl, node):
if isinstance(node_value, dict):
try:
for key, value in node_value.items():
if isinstance(value, dict):
unfurl.add_to_queue(
data_type='json', key=key, value=value, label=f'{key}: {{{len(value)} keys}}',
hover='This was parsed as JavaScript Object Notation (JSON), <br>'
'which uses human-readable text to store and transmit data objects',
parent_id=node.node_id, incoming_edge_config=json_edge)
elif isinstance(value, list):
unfurl.add_to_queue(
data_type='json', key=key, value=value, label=f'{key}: [{len(value)} items]',
hover='This was parsed as JavaScript Object Notation (JSON), <br>'
'which uses human-readable text to store and transmit data objects',
parent_id=node.node_id, incoming_edge_config=json_edge)
else:
unfurl.add_to_queue(
data_type='json', key=key, value=value, label=f'{key}: {value}',
hover='This was parsed as JavaScript Object Notation (JSON), <br>'
'which uses human-readable text to store and transmit data objects',
parent_id=node.node_id, incoming_edge_config=json_edge)

except Exception as e:
log.exception(f'Exception parsing JSON: {e}')

elif isinstance(node_value, list):
try:
for value in node_value:
unfurl.add_to_queue(
data_type='json', key=key, value=value, label=f'{key}: {value}',
hover='This was parsed as JavaScript Object Notation (JSON), <br>'
'which uses human-readable text to store and transmit data objects',
data_type='json', key=None, value=value, hover=json_hover_text,
parent_id=node.node_id, incoming_edge_config=json_edge)

except Exception as e:
Expand Down
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