adding JsonResponse of django 1.7 to lib utils

openid_provider/lib/utils/http.py

@@ -0,0 +1,26 @@
+import json
+from django.core.serializers.json import DjangoJSONEncoder
+from django.http import HttpResponse
+
+
+# CLass JsonResponse see: https://github.com/django/django/blob/master/django/http/response.py#L456
+
+class JsonResponse(HttpResponse):
+    """
+    An HTTP response class that consumes data to be serialized to JSON.
+    :param data: Data to be dumped into json. By default only ``dict`` objects
+    are allowed to be passed due to a security flaw before EcmaScript 5. See
+    the ``safe`` parameter for more information.
+    :param encoder: Should be an json encoder class. Defaults to
+    ``django.core.serializers.json.DjangoJSONEncoder``.
+    :param safe: Controls if only ``dict`` objects may be serialized. Defaults
+    to ``True``.
+    """
+
+
+def __init__(self, data, encoder=DjangoJSONEncoder, safe=True, **kwargs):
+    if safe and not isinstance(data, dict):
+        raise TypeError('In order to allow non-dict objects to be serialized set the safe parameter to False')
+    kwargs.setdefault('content_type', 'application/json')
+    data = json.dumps(data, cls=encoder)
+    super(JsonResponse, self).__init__(content=data, **kwargs)