36 lines
956 B
Python
36 lines
956 B
Python
# -*- coding: utf-8 -*-
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import re
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from urllib.parse import parse_qs, urlencode
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from benedict.serializers.abstract import AbstractSerializer
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class QueryStringSerializer(AbstractSerializer):
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"""
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This class describes a query-string serializer.
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"""
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def __init__(self):
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super(QueryStringSerializer, self).__init__(
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extensions=[
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"qs",
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"querystring",
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],
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)
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def decode(self, s, **kwargs):
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flat = kwargs.pop("flat", True)
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qs_re = r"(?:([\w\-\%\+\.\|]+\=[\w\-\%\+\.\|]*)+(?:[\&]{1})?)+"
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qs_pattern = re.compile(qs_re)
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if qs_pattern.match(s):
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data = parse_qs(s)
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if flat:
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data = {key: value[0] for key, value in data.items()}
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return data
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raise ValueError(f"Invalid query string: {s}")
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def encode(self, d, **kwargs):
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data = urlencode(d, **kwargs)
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return data
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