mirror of https://github.com/zulip/zulip.git
64 lines
2.6 KiB
Python
64 lines
2.6 KiB
Python
from django.http import HttpResponse, HttpResponseNotAllowed
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from django.utils.translation import ugettext as _
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import ujson
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from typing import Optional, Any, Dict, List
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from zerver.lib.exceptions import JsonableError
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class HttpResponseUnauthorized(HttpResponse):
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status_code = 401
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def __init__(self, realm: str, www_authenticate: Optional[str]=None) -> None:
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HttpResponse.__init__(self)
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if www_authenticate is None:
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self["WWW-Authenticate"] = f'Basic realm="{realm}"'
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elif www_authenticate == "session":
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self["WWW-Authenticate"] = f'Session realm="{realm}"'
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else:
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raise AssertionError("Invalid www_authenticate value!")
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def json_unauthorized(message: Optional[str]=None,
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www_authenticate: Optional[str]=None) -> HttpResponse:
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if message is None:
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message = _("Not logged in: API authentication or user session required")
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resp = HttpResponseUnauthorized("zulip", www_authenticate=www_authenticate)
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resp.content = (ujson.dumps({"result": "error",
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"msg": message}) + "\n").encode()
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return resp
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def json_method_not_allowed(methods: List[str]) -> HttpResponseNotAllowed:
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resp = HttpResponseNotAllowed(methods)
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resp.content = ujson.dumps({"result": "error",
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"msg": "Method Not Allowed",
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"allowed_methods": methods}).encode()
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return resp
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def json_response(res_type: str="success",
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msg: str="",
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data: Optional[Dict[str, Any]]=None,
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status: int=200) -> HttpResponse:
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content = {"result": res_type, "msg": msg}
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if data is not None:
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content.update(data)
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return HttpResponse(content=ujson.dumps(content) + "\n",
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content_type='application/json', status=status)
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def json_success(data: Optional[Dict[str, Any]]=None) -> HttpResponse:
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return json_response(data=data)
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def json_response_from_error(exception: JsonableError) -> HttpResponse:
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'''
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This should only be needed in middleware; in app code, just raise.
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When app code raises a JsonableError, the JsonErrorHandler
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middleware takes care of transforming it into a response by
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calling this function.
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'''
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return json_response('error',
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msg=exception.msg,
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data=exception.data,
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status=exception.http_status_code)
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def json_error(msg: str, data: Optional[Dict[str, Any]]=None, status: int=400) -> HttpResponse:
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return json_response(res_type="error", msg=msg, data=data, status=status)
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