mirror of https://github.com/zulip/zulip.git
87 lines
2.8 KiB
Python
87 lines
2.8 KiB
Python
from typing import Any, List, Mapping, Optional
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import orjson
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from django.http import HttpResponse, HttpResponseNotAllowed
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from django.utils.translation import ugettext as _
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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(
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message: Optional[str] = None, www_authenticate: Optional[str] = None
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) -> 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 = orjson.dumps(
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{"result": "error", "msg": message},
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option=orjson.OPT_APPEND_NEWLINE,
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)
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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 = orjson.dumps(
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{"result": "error", "msg": "Method Not Allowed", "allowed_methods": methods}
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)
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return resp
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def json_response(
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res_type: str = "success", msg: str = "", data: Mapping[str, Any] = {}, status: int = 200
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) -> HttpResponse:
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content = {"result": res_type, "msg": msg}
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content.update(data)
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# Because we don't pass a default handler, OPT_PASSTHROUGH_DATETIME
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# actually causes orjson to raise a TypeError on datetime objects. This
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# helps us avoid relying on the particular serialization used by orjson.
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return HttpResponse(
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content=orjson.dumps(
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content,
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option=orjson.OPT_APPEND_NEWLINE | orjson.OPT_PASSTHROUGH_DATETIME,
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),
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content_type="application/json",
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status=status,
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)
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def json_success(data: Mapping[str, Any] = {}) -> 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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response = json_response(
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"error", msg=exception.msg, data=exception.data, status=exception.http_status_code
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)
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for header, value in exception.extra_headers.items():
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response[header] = value
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return response
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def json_error(msg: str, data: Mapping[str, Any] = {}, status: int = 400) -> HttpResponse:
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return json_response(res_type="error", msg=msg, data=data, status=status)
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