app/models/homepage_feature.rb
class HomepageFeature < ActiveRecord::Base
has_attached_file :image, configatron.feature.paperclip_options.to_hash
validates_attachment_presence :image
validates_attachment_content_type :image, :content_type => configatron.feature.validation_options.content_type
validates_attachment_size :image, :less_than => configatron.feature.validation_options.max_size.to_i.megabytes
validates_presence_of :url
def self.find_features
order("created_at DESC")
end
end