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e6c5cd3e4b
In some special cases, to prevent against Cross Site Script Inclusion (XSSI) attacks, the JSON response body starts with a magic prefix line that must be stripped before feeding the rest of the response body to the JSON parser. Such prefix is now simply ignored from the parser but still printed in the terminal. * Fix Windows tests
35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
import json
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from ...plugins import FormatterPlugin
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class JSONFormatter(FormatterPlugin):
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def __init__(self, **kwargs):
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super().__init__(**kwargs)
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self.enabled = self.format_options['json']['format']
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def format_body(self, body: str, mime: str) -> str:
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maybe_json = [
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'json',
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'javascript',
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'text',
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]
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if (self.kwargs['explicit_json']
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or any(token in mime for token in maybe_json)):
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from ..utils import load_prefixed_json
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try:
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data_prefix, json_obj = load_prefixed_json(body)
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except ValueError:
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pass # Invalid JSON, ignore.
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else:
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# Indent, sort keys by name, and avoid
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# unicode escapes to improve readability.
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body = data_prefix + json.dumps(
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obj=json_obj,
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sort_keys=self.format_options['json']['sort_keys'],
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ensure_ascii=False,
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indent=self.format_options['json']['indent']
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)
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return body
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