[Rails] Re: Relationship and reflection

Guillaume
Fri, 09 Jun 2006 15:11:55 -0000

Josh Susser wrote:
> Guillaume wrote:
>> I would like to know if there is a way with the reflection and
>> respond_to? to know if there is a relationship between tables.
>>
>> When I say that I mean if inside a model there is a Has_many or
>> belongs_to declaration. Because I try to get this information
>> dynamically, during the execution of a script.
>>
>> If someone has an idea even if it''s not with the reflection,
because
>> this way seemed for me a good one but maybe I''m wrong, and
another can
>> do it.
>
> If you want to find associations from Person to Car, try this:
>
> Person.reflect_on_all_associations.select { |r| r.klass == Car }
>
> --
> Josh Susser
> http://blog.hasmanythrough.com

That''s works very well.
Thanks a lot for your quick help, that''s really helped me, I''m
so happy.

Thank you very much again.