Class: Castronaut::Presenters::Login

Inherits:
Object
  • Object
show all
Defined in:
lib/castronaut/presenters/login.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(controller) ⇒ Login

Returns a new instance of Login.



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# File 'lib/castronaut/presenters/login.rb', line 11

def initialize(controller)
  @controller = controller
  @messages = []
  @your_mission = nil
end

Instance Attribute Details

#controller ⇒ Object (readonly)

Returns the value of attribute controller.



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# File 'lib/castronaut/presenters/login.rb', line 5

def controller
  @controller
end

#messages ⇒ Object

Returns the value of attribute messages.



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# File 'lib/castronaut/presenters/login.rb', line 6

def messages
  @messages
end

#your_mission ⇒ Object (readonly)

Returns the value of attribute your_mission.



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# File 'lib/castronaut/presenters/login.rb', line 5

def your_mission
  @your_mission
end

Instance Method Details

#client_host ⇒ Object 



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# File 'lib/castronaut/presenters/login.rb', line 39

def client_host
  env['HTTP_X_FORWARDED_FOR'] || env['REMOTE_HOST'] || env['REMOTE_ADDR']
end

#gateway? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/castronaut/presenters/login.rb', line 25

def gateway?
  return true if params['gateway'] == 'true'
  return true if params['gateway'] == '1'
  false
end

#login_ticket ⇒ Object 



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# File 'lib/castronaut/presenters/login.rb', line 43

def 
  Castronaut::Models::LoginTicket.generate_from(client_host).ticket
end

#redirection_loop? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/castronaut/presenters/login.rb', line 35

def redirection_loop?
  params.has_key?('redirection_loop_intercepted')
end

#renewal ⇒ Object 



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# File 'lib/castronaut/presenters/login.rb', line 21

def renewal
  params['renew']
end

#represent! ⇒ Object 



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# File 'lib/castronaut/presenters/login.rb', line 47

def represent!
  ticket_granting_ticket_result = Castronaut::Models::TicketGrantingTicket.validate_cookie(ticket_generating_ticket_cookie)

  if ticket_granting_ticket_result.valid?
    messages << "You are currently logged in as #{ticket_granting_ticket_result.username}.  If this is not you, please log in below."
  end

  if redirection_loop?
    messages << "The client and server are unable to negotiate authentication.  Please try logging in again later."
  else

    if service
      if !renewal && ticket_granting_ticket_result.valid?
        service_ticket = Castronaut::Models::ServiceTicket.generate_ticket_for(service, client_host, ticket_granting_ticket_result.ticket)
      
        if service_ticket.service_uri
          return controller.redirect(service_ticket.service_uri, 303)
        else
          messages << "The target service your browser supplied appears to be invalid. Please contact your system administrator for help."
        end            
      elsif gateway?            
        return controller.redirect(service, 303)
      end
    elsif gateway?
      messages << "The server cannot fulfill this gateway request because no service parameter was given."
    end
    
  end
  
  @your_mission = lambda { controller.erb :login, :locals => { :presenter => self } }
          
  self
end

#service ⇒ Object 



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# File 'lib/castronaut/presenters/login.rb', line 17

def service
  params['service']
end

#ticket_generating_ticket_cookie ⇒ Object 



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# File 'lib/castronaut/presenters/login.rb', line 31

def ticket_generating_ticket_cookie
  cookies['tgt']
end