Chris & Kevin, Thank you. Of course it works.
Ephraim On Wednesday, August 7, 2013 3:20:08 PM UTC-7, Chris McCann wrote: > > Ephraim, > > If you want to get all the :microposts for a :selection you have to define > the association in that direction. > > You have Micropost belongs_to :selection, but you don't have Selection > has_many :microposts. You don't automatically get a two-way association by > just defining one end. So add has_many :microposts to Selection. > > You don't show your User model, but I suspect the issue with u.microposts > is the same -- you have to add User has_many :microposts, since you have > Micropost belongs_to :user. > > Let us know if that fixes it. > > Cheers, > > Chris > > On Wednesday, August 7, 2013 3:10:09 PM UTC-7, Ephraim Feig wrote: >> >> I have an application that creates microposts under categories and >> subcategories (which I call selections). The user can write in two fields, >> the category field and the selection field. My models are: >> >> >> class Micropost < ActiveRecord::Base >> attr_accessible :content, :category_content, :selection_content, >> :category_id, :selection_id, :user_id >> >> belongs_to :user >> belongs_to :category >> belongs_to :selection >> >> validates :user_id, presence: true >> validates :category_content, presence: true >> validates :selection_content, presence: true >> >> >> default_scope order: 'microposts.created_at DESC' >> >> end >> >> >> class Category < ActiveRecord::Base >> attr_accessible :content, :id, :count, :c_count >> has_many :selections >> has_many :comments >> >> default_scope order: 'categories.count DESC' >> >> end >> >> >> class Selection < ActiveRecord::Base >> attr_accessible :content, :count, :category_id >> belongs_to :category >> >> default_scope order: 'selections.count DESC' >> >> end >> >> >> In my console, when I create a user u and enter "u.microposts" I get the >> desired response (a list of microposts created by u). When I create a >> category c and enter >> >> "c.selections" I also get the desired response (a list of selections that >> belong to c). But when I enter "s.microposts" I get the following error >> message- "undefined >> >> method `microposts' for #<Selection:0x57c6b40>". Similarly, when I enter >> "u.microposts" I get the error message- "undefined method `microposts' for >> >> #<Category:0x45c0498>". Any ideas why this is happening? >> >> I am developing on Windows using RubyMine. I am definitely moving to OS X >> soon, because I have to make too many hoops working around the Windows >> environment, but I don't see why this would make a difference here. >> > -- -- SD Ruby mailing list [email protected] http://groups.google.com/group/sdruby --- You received this message because you are subscribed to the Google Groups "SD Ruby" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
