[TYPO3-mvc] IRRE foreign_selector ("associative entity")

[Steffen Ritter]

Martin Kutschker schrieb:
> Hi!
> 
> Are inline records with a "foreign_selector" (and no "MM") are supported by ExtBase? If I'm not
> mistaken this would be "associative entities".
> 
> I want to store (recording of) songs and CDs. A recording and a CD are entities. As I want to store
> the track number of a recording on a CD, the number must be stored in the relation. So with IRRE I
> would use a "real" TCA table for the relation with two select fields and a field for the track number.
> 
> But what to to now with ExtBase? The associative entity has to be persisted, but doesn't need to be
> shown or manipulated on its own. I won't need a controller/view for it. But how to add this entities
> to the models of recoding and CD without a further MM table?

As you say "real TCA" it is an real entity itself. It just has only to 
properties. TrackNum and Song and combined its a track
So your CD should relate only tracks.

I'm using repositories in model-objects to handle special relations 
(like circles) on my own.

> 
> Masi
> 
> [1] http://en.wikipedia.org/wiki/Associative_Entities