old-ribica/front-api/models/multi_media_description.rb

class MultiMediaDescription < ActiveRecord::Base
  belongs_to :item
  belongs_to :media_type

  
  def attributes
    super.merge('resized_url' => self.resized_url)
  end

  def resized_url
    decoration_slug = item.decoration.present? ? "/#{item.decoration}" : ""
  	url.gsub('/upload/v',"/upload/c_lpad,h_281,w_375#{decoration_slug}/v")
  end

end