Great, thank you very mucho for the help! ^^
On 31 mar, 23:25, Philip Hallstrom <[email protected]> wrote:
> > Hi, got an issue here ^^ Ok so my problem is that I have a table named
> > "users_accounts" and another one named "accounts_messages". As you
> > will guess, accounts_messages is a list of messages that
> > "users_accounts" can interchange. Here comes my problem:
> > for each message I need to know who is the autor and the destinator,
> > so in "accounts_messages" I have two parameters which are:
> > autor_user_account_id (refers to the autor account) and
> > user_account_id (refers to the destinator account).
>
> > So in my AccountMessage ruby model class I want to refer two times to
> > the users_accounts table. How do I do that? More precisely my question
> > is how do I do to keep the relation navigability for the two
> > parameters? If I declare those two lines:
> > class AccountMessage < ActiveRecord::Base
> > belongs_to :autor_user_account
> > belongs_to :user_account
>
> > ...
> > end
>
> Look into the :class_name and :foreign_key parameters that go along
> with belongs_to/has_one/has_many.
>
> :class_name
> Specify the class name of the association. Use it only if that
> name can‘t be inferred from the association name. So has_one :author
> will by default be linked to the Author class, but if the real class
> name is Person, you‘ll have to specify it with this option.
>
> :foreign_key
> Specify the foreign key used for the association. By default this
> is guessed to be the name of the association with an "_id" suffix. So
> a class that defines a belongs_to :person association will use
> "person_id" as the default :foreign_key. Similarly,
> belongs_to :favorite_person, :class_name => "Person" will use a
> foreign key of "favorite_person_id".
>
>
>
> > obviously autor_user_account wont refer alone to the UserAccount
> > class. So how can I declare those two parameters in order to use them
> > that way for exemple:
>
> > message = AccountMessage.find(...)
> > printf "autor name: #{message.autor_user_account.name}"
> > printf "destinator name: #{message.user_account.name}"
>
> > We supose here that the "users_accounts" table has a name property of
> > course.
>
> > Hope it's understandable :)
> > Olivier.- Ocultar texto de la cita -
>
> - Mostrar texto de la cita -- Ocultar texto de la cita -
>
> - Mostrar texto de la cita -
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