loan snippet

loan.rb

    def scheduled_dates_must_be_center_meeting_days #this function is only for repayment dates
      return [false, "Not client defined"] unless client
      center = client.center
      failed = []
      correct_weekday = nil 
      ["scheduled_first_payment_date"].each do |d|
        # if the loan disbursal date is set and it is not being set right now, no need to check as the loan has been already disbursed
	# hence we need not check it again
	if self.disbursal_date and not self.dirty_attributes.keys.find{|da| da.name == :disbursal_date} 
	  return true
	end
	  
	if date = instance_eval(d) and not date.weekday == center.meeting_day_for(date).to_sym
          failed << d.humanize
          correct_weekday = center.meeting_day_for(date)
        end
      end
      
      return [false, "#{failed.join(",")} must be #{correct_weekday}"]      unless failed.blank?
      return true
    end