arjunmenon

#!/usr/bin/env ruby

# Please read http://otobrglez.opalab.com for more information about this code.

class Book < Struct.new(:title)

  def words
    @words ||= self.title.gsub(/[a-zA-Z]{3,}/).map(&:downcase).uniq.sort
  end

arjunmenon

#http://blog.wyeworks.com/2009/7/13/paperclip-file-rename

 Paperclip.interpolates :default_image_type do |attachment, style|
    attachment.instance.get_user_default_profile_image
  end
  
  Paperclip.interpolates :normalized_avatar_file_name do |attachment, style|
    attachment.instance.normalized_avatar_file_name
  end
  

arjunmenon

# Basic Code

class Image
  has_attached_file :attachment
  
  def attachment_url(url)
    require "open-uri"
    self.attachment = open(url)
  end
end