roomorama.rb

require 'securerandom'

class User < ActiveRecord::Base 

  has_many :inquiries 
  has_many :host_inquiries, :class_name => 'Inquiry', :foreign_key => 'host_id'  
  validates_presence_of :password 
  before_save :create_new_password 
  after_save :certify_if_needed  
  INQUIRY_LIMIT = 3

  def certify_if_needed 
    if !self.certified
      inquiries = Inquiry.find(:all, 
      :conditions=> ["host_id = ? AND status IN ( ? , ? )", 
        self.id,
        Inquiry.statusLookup['STATUS_ROOMORAMA_TO_PAY'], 
        Inquiry.statusLookup['STATUS_PAYMENT_COMPLETE']], 
      :limit => INQUIRY_LIMIT) 
     
      if inquiries.present? && inquiries.length >= INQUIRY_LIMIT
        self.toggle!(:certified) 
      end
      self.certified
    else
      true
    end
  end  

  def create_new_password 
    self.password = SecureRandom.base64(15).tr('+/=lIO0', 'pqrsxyz')
  end 

end