Class: Logical::Naf::UserSession

Inherits:
Object
  • Object
show all
Defined in:
app/models/logical/naf/user_session.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(signed_message) ⇒ UserSession

Returns a new instance of UserSession.



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# File 'app/models/logical/naf/user_session.rb', line 7

def initialize(signed_message)
  @message = self.class.unsign_message(signed_message)
end

Instance Attribute Details

#message ⇒ Object (readonly)

Returns the value of attribute message.



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# File 'app/models/logical/naf/user_session.rb', line 5

def message
  @message
end

Class Method Details



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# File 'app/models/logical/naf/user_session.rb', line 21

def self.build_token_cookie
  {
    value: Time.zone.now
  }
end

.message_verifier ⇒ Object

Returns an ActiveSuport MessageVerifier for signing/unsigning strings seeded with the applications secret token.



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# File 'app/models/logical/naf/user_session.rb', line 47

def self.message_verifier
  @@message_verifier ||= ActiveSupport::MessageVerifier.new(Rails.application.class.config.secret_token)
end

.sign_message(message) ⇒ Object

Sign the provided string using a MessageVerifier.



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# File 'app/models/logical/naf/user_session.rb', line 28

def self.sign_message(message)
  self.message_verifier.generate(message) if !message.nil?
end

.unsign_message(message) ⇒ Object

Unsign the provided string using a MessageVerifier.



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# File 'app/models/logical/naf/user_session.rb', line 33

def self.unsign_message(message)
  if message.nil?
    return nil
  end

  begin
    self.message_verifier.verify(message)
  rescue ActiveSupport::MessageVerifier::InvalidSignature
    nil
  end
end

Instance Method Details



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# File 'app/models/logical/naf/user_session.rb', line 17

def token_cookie
  self.class.sign_message(self.class.build_token_cookie)
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/logical/naf/user_session.rb', line 11

def valid?
  message.present? && message[:value].present? &&
    (Time.zone.now - message[:value]) < ::Naf.configuration.
      simple_cluster_authenticator_cookie_expiration_time
end