hourly.rb

  def self.send_all_hourly_notifications
    sql_condition = <<eos 
    folders.discarded = 0
    and users.email_updates = 1
    and users.email not in (select email from email_blacklist)
    and users.invalid_email != 1
    and folder_members.frequency = 'hourly'
    and folder_members.email_updates = 1
    and folder_members.discarded = 0
eos
    
    Folder.find(:all, :conditions => sql_condition, :joins => "folders, users, folder_members").each do |folder|
      folder.batch_email_notifications(:period => :hourly)
      Emails::Folders.deliver_batches if Emails::Folders.current_batch_size > 100
    end
    Emails::Folders.deliver_batches
  end