Re: Logical relations between TLT and courses

["Ilya A. Volynets-Evenbakh" <ilya@total-knowledge.com>]

Alexey Parshin wrote:
> Is it latest available TLT version, or latest published TLT version? 
> IIRC, we can only subscribe to published TLT version.
Depends on what kind of listing we are making :)
For teachers, to create a class on existing course - latest published.
For admins, listing courses they have access to - latest available.
> 2008/7/12 Ilya A. Volynets-Evenbakh <ilya@total-knowledge.com 
> <mailto:ilya@total-knowledge.com>>:
>
>     Alexey Parshin wrote:
>
>         Hello,
>
>         Here is another take for course relations to outside world.
>         Course is connected to UMO base. That raises few problems:
>
>         1) When we are talking about the courses, such as available
>         courses - what version of the TLT is used to show the course
>         information? The course title, languages, etc - it's all
>         stored in TLT (that is a UMO).
>         2) When a class is connected to the course, we need to grant,
>         for instance, STUDY permission to the TLT. Again, we need to
>         to know a particular version of TLT to work with.
>
>         My current understanding is - we use latest published version
>         of the TLT. If I'm correct, then it would be nice to have a
>         field in UMO base, *ub_latest_published_version*, pointing to
>         the latest published version of the UMO. Implementation
>         includes simple modifications in umo_publish() and umo_delete().
>
>     When we are doing course listings, we use info from latest TLT
>     version.