gistfile1.txt

class Update < ActiveRecord::Base
    belongs_to :job_id, :foreign_key => 'job_id', :class_name => 'Job'
    file_column :attachment

  def authorized_for_destroy?
    require 'pp'
    pp self

    if created.nil? then
      false
    else
      system "echo 1 >/tmp/here"
      newer_updates = Update.find_by_sql(
        "SELECT * FROM updates
         WHERE
          (created > '#{self.created.strftime("%Y-%m-%d %H:%M:%S")}')"
      )
      if (newer_updates.length==0) then
        true
      else
        false
      end
    end
  end
  
  def authorized_for_update?
    false
  end

    def before_create
      self.author_email = "#{current_user}@engr.uconn.edu"
    end

end