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import re
import json
from typing import Optional
from mitmproxy.contentviews import base
def pretty_json(s: bytes) -> Optional[bytes]:
try:
p = json.loads(s.decode('utf-8'))
except ValueError:
return None
return p
class ViewJSON(base.View):
name = "JSON"
content_types = [
"application/json",
"application/json-rpc",
"application/vnd.api+json"
]
@staticmethod
def _format(pj):
li = []
for chunk in json.JSONEncoder(indent=4, sort_keys=True, ensure_ascii=False).iterencode(pj):
k = re.split("\\n", chunk)
if(len(k) > 1):
if(len(k[0]) > 0):
li.append(('text', k[0]))
yield li
li = []
chunk = k[1]
else:
chunk = k[0]
if(re.match('^\s*\".*\"$', chunk)):
li.append(('json_string', chunk))
elif(re.match('\s*[0-9]+[.]{0,1}[0-9]*', chunk)):
li.append(('json_number', chunk))
elif(re.match('\s*true|null|false', chunk)):
li.append(('json_boolean', chunk))
else:
li.append(('text', chunk))
yield li
def __call__(self, data, **metadata):
pj = pretty_json(data)
if pj is not None:
return "JSON", self._format(pj)
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