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30 lines
1.3 KiB
30 lines
1.3 KiB
# -*- coding: utf-8 -*-
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import json
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from django.core.serializers.json import DjangoJSONEncoder
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from django.http import HttpResponse
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class JsonResponse(HttpResponse):
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"""
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An HTTP response class that consumes data to be serialized to JSON.
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:param data: Data to be dumped into json. By default only ``dict`` objects
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are allowed to be passed due to a security flaw before EcmaScript 5. See
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the ``safe`` parameter for more information.
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:param encoder: Should be an json encoder class. Defaults to
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``django.core.serializers.json.DjangoJSONEncoder``.
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:param safe: Controls if only ``dict`` objects may be serialized. Defaults
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to ``True``.
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:param json_dumps_params: A dictionary of kwargs passed to json.dumps().
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"""
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def __init__(self, data, encoder=DjangoJSONEncoder, safe=True,
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json_dumps_params=None, **kwargs):
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if safe and not isinstance(data, dict):
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raise TypeError('In order to allow non-dict objects to be '
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'serialized set the safe parameter to False')
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if json_dumps_params is None:
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json_dumps_params = {}
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kwargs.setdefault('content_type', 'application/json')
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data = json.dumps(data, cls=encoder, **json_dumps_params)
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super(JsonResponse, self).__init__(content=data, **kwargs)
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