def get_subscription_backend(request: HttpRequest, user_profile: UserProfile,
user_id: int=REQ(validator=check_int, path_only=True),
stream_id: int=REQ(validator=check_int, path_only=True),
) -> HttpResponse:
target_user = access_user_by_id(user_profile, user_id, read_only=True)
(stream, recipient, sub) = access_stream_by_id(user_profile, stream_id)
subscription_status = {'is_subscribed': subscribed_to_stream(target_user, stream_id)}
return json_success(subscription_status)
def get_subscription_backend(
request: HttpRequest,
user_profile: UserProfile,
user_id: int = REQ(json_validator=check_int, path_only=True),
stream_id: int = REQ(json_validator=check_int, path_only=True),
) -> HttpResponse:
target_user = access_user_by_id(user_profile, user_id, for_admin=False)
(stream, sub) = access_stream_by_id(user_profile,
stream_id,
allow_realm_admin=True)
subscription_status = {
"is_subscribed": subscribed_to_stream(target_user, stream_id)
}
return json_success(request, data=subscription_status)
def validate_user_access_to_subscribers(user_profile: Optional[UserProfile],
stream: Stream) -> None:
"""Validates whether the user can view the subscribers of a stream. Raises a JsonableError if:
* The user and the stream are in different realms
* The realm is MIT and the stream is not invite only.
* The stream is invite only, requesting_user is passed, and that user
does not subscribe to the stream.
"""
validate_user_access_to_subscribers_helper(
user_profile,
{
"realm_id": stream.realm_id,
"is_web_public": stream.is_web_public,
"invite_only": stream.invite_only,
},
# We use a lambda here so that we only compute whether the
# user is subscribed if we have to
lambda user_profile: subscribed_to_stream(user_profile, stream.id),
)
