class Link < ActiveRecord::Base validates_length_of :url, :within => 5..150 validates_length_of :info, :maximum => 50 belongs_to :user default_scope :order => 'name asc' def self.getPageForUser(user,page,sort_field,sort_dir) if sort_field if Link.attribute_method?(sort_field) == true order = sort_field sort_dir == 'desc' ? order += ' desc' : sort_dir end end Link.paginate :page => page , :per_page => $defaults["links_per_page"], :conditions=> ['user_id = ?', user.id],:order => order end def export fields = [] fields << url || "" fields << info || "" fields.join(';') end def self.import(user,line) fields = line.split(/;/) contact = user.links.build( :url => fields[0].strip, :info => fields[1].strip) contact.save! end end