Publishing messages in Amazon Simple Notification Servicce (SNS) + Apple Apple Push Notification service (APNS) + Ruby

sns_apns_publish.rb

def self.sendapns(apnsdata)
    type = apnsdata['type']
    uid = apnsdata['userid'].to_i
    endpoint_arn = get_endpoint_arn(uid)

    notification = APNS_NOTIFICATIONS[type] # Get the notification fields from wherever you store them
    if notification.nil?
      @log.error("notification type '#{type}' not found")
      return
    end

    aws_message = {
      default: notification['body'],
      APNS: {
        aps: {
          alert: { body: notification['body'], 'action-loc-key' => notification['action-loc-key'] },
          sound: notification['sound'],
          badge: notification['badge']
        },
        custom: notification['custom']
      }.to_json,
      APNS_SANDBOX: {
        aps: {
          alert: { body: notification['body'], 'action-loc-key' => notification['action-loc-key'] },
          sound: notification['sound'],
          badge: notification['badge']
        },
        custom: notification['custom']
      }.to_json
    }

    begin
      sns = AWS::SNS.new(:access_key_id => AWSPUB, :secret_access_key => AWSPRI)
      sns.client.publish(:message => aws_message.to_json, :target_arn => endpoint_arn, :message_structure => 'json')
    rescue => err
      @log.error("Failed to send #{apnsdata.inspect} with error: #{err.message}\nBacktrace: #{err.backtrace}")
    end
  end