You can make a group "buyers" and they buy something
auth.add_membership(role="buyers") then check permissions with
@auth.requires_membership("buyers")
or explicitly
if auth.has_membership(role="buyers"): ...
On Monday, 16 December 2013 21:38:08 UTC-6, Henry Nguyen wrote:
>
> Hello,
>
> Our product has features which can be enabled or disabled depending on
> what the user has purchased. I would like to use the built-in Auth
> permissions functionality to achieve this effect. However, I'm not sure of
> what's the best way to proceed with its implementation. The two scenarios I
> can come up with based on my understanding of Auth are as follows:
>
> 1) Assign the permission to the auth_group to which the user exclusively
> belongs (i.e. the default auth_group that is created when the auth_user is
> created). Permissions would have to be re-assigned to this specific
> auth_group on every registration and on every purchase or cancellation of a
> feature.
>
> 2) Assign the permission to a previously-created auth_group and merely add
> or remove the auth_user from that group. In other words, for "feature1",
> create an auth_group "feature1_group" with auth_permission "has_feature1"
> and add the auth_user to the feature1_group if he/she has purchased that
> feature.
>
> On the one hand, going with scenario 2 and creating auth_groups for the
> specific features seems a little cleaner in code. On the other hand, it
> seems a little more intuitive (and reads slightly better) to think of
> assigning permissions to the individual auth_user's group, even though this
> would cause many more entries in the auth_permissions table. Is there a
> generally-accepted (web2py-ic) way in which to handle this?
>
> Thank you ahead of time for any help.
>
--
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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