[Thomas Ménès]

def extra_permissions(permission_classes):

"""Decorate a CBV method to add specific permissions on the instance."""

def decorator(func):

def decorated_func(self, *args, **kwargs):

for permission_class in permission_classes:

# Check the extra view level permissions.

permission = permission_class()

if not permission.has_permission(self.request, self):

self.permission_denied(

self.request,

message=getattr(permission, "message", None),

code=getattr(permission, "code", None)

)

# Add them to permission classes for obj level checks.

# Reassignment is for global tests as they call the same CBV intances.

self.permission_classes = self.permission_classes + [permission_class]

return func(self, *args, **kwargs)

return decorated_func

return decorator

[Adam Johnson]

Please don’t email random code snippets to this list.

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