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Add Unauthenticated exception.

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This commit is contained in:
Tom Christie 2012-10-17 14:59:37 +01:00
parent bd8360c826
commit 4c17d1441f
2 changed files with 19 additions and 2 deletions
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13
docs/api-guide/exceptions.md
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@ -49,11 +49,19 @@ Raised if the request contains malformed data when accessing `request.DATA` or `
By default this exception results in a response with the HTTP status code "400 Bad Request".
## Unauthenticated
**Signature:** `Unauthenticated(detail=None)`
Raised when an unauthenticated incoming request fails the permission checks.
By default this exception results in a response with the HTTP status code "401 Unauthenticated", but it may also result in a "403 Forbidden" response, depending on the authentication scheme in use. See the [authentication documentation][authentication] for more details.
## PermissionDenied
**Signature:** `PermissionDenied(detail=None)`
Raised when an incoming request fails the permission checks.
Raised when an authenticated incoming request fails the permission checks.
By default this exception results in a response with the HTTP status code "403 Forbidden".
@ -81,4 +89,5 @@ Raised when an incoming request fails the throttling checks.
By default this exception results in a response with the HTTP status code "429 Too Many Requests".
[cite]: http://www.doughellmann.com/articles/how-tos/python-exception-handling/index.html
[cite]: http://www.doughellmann.com/articles/how-tos/python-exception-handling/index.html
[authentication]: authentication.md

8
rest_framework/exceptions.py
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@ -23,6 +23,14 @@ class ParseError(APIException):
self.detail = detail or self.default_detail
class Unauthenticated(APIException):
status_code = status.HTTP_401_UNAUTHENTICATED
default_detail = 'Incorrect or absent authentication credentials.'
def __init__(self, detail=None):
self.detail = detail or self.default_detail
class PermissionDenied(APIException):
status_code = status.HTTP_403_FORBIDDEN
default_detail = 'You do not have permission to perform this action.'