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@squiter
Created February 5, 2014 21:27
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Followers in Rails
class Followings < ActiveRecord::Base
attr_accessible :user_id, :follower_id
belongs_to :user
belongs_to :follower, class_name: 'User'
belongs_to :following, class_name: 'User', foreign_key: :user_id
validates_uniqueness_of :user_id, scope: :follower_id
end
class Users < ActiveRecord::Base
has_many :match_followers, class_name: 'Followings', foreign_key: 'user_id'
has_many :match_following, class_name: 'Followings', foreign_key: 'follower_id'
has_many :followers, through: :match_followers
has_many :following, through: :match_following
end
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