Then put the :accessible => true on the join, not either of the endpoints.
On Jul 8, 6:53 am, Ronbo <[email protected]> wrote: > Thanks Kevin. > > This is getting closer. > > I have what I'm sure is a has_many to has_many relationship. Here is > the situation: > > Users can create new docs. > > They can add boilerplate pieces from a library to the doc. > > Each doc also has 5 standard sections which can have about 14 standard > subsections, and users can assign/reassign a piece to a section/ > subsection, so > > doc has_many :pieces > piece has_many :docs > > what I want to do is let users choose which section and subsection of > the doc a piece belongs to. I think the place to store this info is > the join - there may be a whole different approach I am not thinking > of. > > doc_piece either has additional relationships with section and > subsection models, or they could be field enums on doc_piece itself. > I need to expose them as a couple of drop dowsn in the UI. Users can > choose a (sub)section and later move the piece to another one, but the > join relationship can only assign the piece to one section and > subsection of the doc at a time. > > So really, I just need a way to expose the section and subsections to > the user as simple selects. > > On Jul 7, 8:46 pm, kevinpfromnm <[email protected]> wrote: > > > > > sorry, read back a bit and think this says what I needed to know. > > > > problem is that this results in an additive list, where users can keep > > > making selections. What I need is a regular drop down, where they can > > > only make one selection. My reading about accessible => true, is that > > > it does not work on a has_one. Is this something I could force in the > > > view? > > > this makes it sound like you don't really want a join table but > > instead a belongs_to relationship (or two). Unless you're mistaking > > what this code is doing in the view: > > > > class A > > > has_many AB > > > has_many B, :through AB > > > has_many D, :through => AB, :accessible => true > > > this tells it to allow class A to add D's through the AB join table. > > each addition is not another D on a single link, but another AB join > > (though B would be nil). if you want there to be possible multiple > > relationships for each A and B, but a selection for D, you want > > the :accessible => true on the join table like this: > > > class A > > has_many AB, :accessible => true # this will let A's form, create AB's > > which will have the dropdown selectors for B and D > > has_many B, :through => AB > > has_many D, :through => AB # not accessible -- You received this message because you are subscribed to the Google Groups "Hobo Users" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/hobousers?hl=en.
