Class: SimpleMessageQueue::Notification::Topic

Inherits:
Object
  • Object
show all
Defined in:
lib/simple_message_queue/notification.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, generate_topic_name = true) ⇒ Topic

Returns a new instance of Topic.

Raises:



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# File 'lib/simple_message_queue/notification.rb', line 44

def initialize(name, generate_topic_name=true)
  raise SimpleMessageQueue::ConfigurationError unless SimpleMessageQueue.configuration
  raise SimpleMessageQueue::EnvironmentError unless defined?(SimpleMessageQueue.configuration.environment)

  topic_name = (generate_topic_name) ? self.class.topic_name(name) : name
  @sns_topic = sns.topics.create(topic_name)
end

Instance Attribute Details

#sns_topic ⇒ Object (readonly)

Returns the value of attribute sns_topic.



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# File 'lib/simple_message_queue/notification.rb', line 16

def sns_topic
  @sns_topic
end

Class Method Details

.find(name) ⇒ Object 



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# File 'lib/simple_message_queue/notification.rb', line 19

def find(name)
  topic_name = topic_name(name)
  sns_topic = SimpleMessageQueue::Notification.sns.topics.find { |t| t.name == topic_name }
  topic = (sns_topic) ? Topic.new(sns_topic.name, false) : nil
end

.find_by_full_name(full_name) ⇒ Object 



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# File 'lib/simple_message_queue/notification.rb', line 25

def find_by_full_name(full_name)
  sns_topic = SimpleMessageQueue::Notification.sns.topics.find { |t| t.name == full_name }
  topic = (sns_topic) ? Topic.new(sns_topic.name, false) : nil
end

.topic_name(name) ⇒ Object 



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# File 'lib/simple_message_queue/notification.rb', line 30

def topic_name(name)
  if defined?(SimpleMessageQueue.configuration.sns_notification_prefix) && !SimpleMessageQueue.configuration.sns_notification_prefix.nil?
    topic_name = "#{SimpleMessageQueue.configuration.sns_notification_prefix}_#{name}_#{SimpleMessageQueue.configuration.environment}"
  else
    topic_name = "#{name}_#{SimpleMessageQueue.configuration.environment}"
  end
  topic_name
end

Instance Method Details

#delete ⇒ Object 



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# File 'lib/simple_message_queue/notification.rb', line 65

def delete
  @sns_topic.delete
end

#name ⇒ Object 



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# File 'lib/simple_message_queue/notification.rb', line 52

def name
  @sns_topic.name
end

#send(message, subject = nil) ⇒ Object 



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# File 'lib/simple_message_queue/notification.rb', line 56

def send(message, subject=nil)
  message_hash = {
    topic_arn: @sns_topic.arn,
    message: message
  }
  message_hash[:subject] = subject if subject
  sns.client.publish(message_hash)
end

#sns ⇒ Object 



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# File 'lib/simple_message_queue/notification.rb', line 40

def sns
  SimpleMessageQueue::Notification.sns
end