Displaying 1 result from an estimated 1 matches for "self_and_descend".
2007 Jan 31
2
has_many :conditions
Is it possible to put conditions relative to the current instance in
has_many''s :conditions?
For example, in a forum app:
class Post < ActiveRecord::Base
belongs_to :topic
has_many :self_and_descendants, :class_name => "Post", :order =>
"lft",
:conditions => "topic_id = #{topic_id} AND (lft BETWEEN #{lft} AND
#{rgt})"
end
With the above code, I get the following exception:
undefined local variable or method `topic_id'' for Post:Class
I...