Class: Casablanca::Rails::Filter

Inherits:
Object
  • Object
show all
Defined in:
lib/casablanca/rails/filter.rb

Direct Known Subclasses

GatewayFilter, RenewFilter

Class Method Summary collapse

Class Method Details

.authenticate_ticket(controller) ⇒ Object 



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# File 'lib/casablanca/rails/filter.rb', line 87

def authenticate_ticket(controller)
  client = Casablanca::Client.new(:cas_server_url => Config.cas_server_url, :service_url => service_url(controller))
  ticket = Casablanca::Ticket.new(controller.params[:ticket], client.service_url, controller.session[:cas_renew])
  if client.authenticate_ticket(ticket)
    logger.debug "Ticket authenticated"
    controller.session[:cas_user] = ticket.user
    controller.session[:cas_renew] = nil
    return true
  else          
    logger.debug "Ticket authentication failed: #{ticket.failure_message}"
    logout(controller)
    logger.debug "Renew login credentials"
    (controller)
    return false
  end
end

.authentication_required?(controller) ⇒ Boolean

Has the user already talked to the Cas server?

Returns:

  • (Boolean) 


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# File 'lib/casablanca/rails/filter.rb', line 73

def authentication_required?(controller)
  controller.session[:cas_user].nil? && controller.params[:ticket].nil?
end

.filter(controller) ⇒ Object

Require a authenticated user to the CAS server otherwise redirect to the CAS server login url. Set session to the authenticated CAS user if authenticated



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# File 'lib/casablanca/rails/filter.rb', line 38

def filter(controller)        
  if authentication_required?(controller)
    return get_credentials(controller)
  elsif controller.params[:ticket]
    return authenticate_ticket(controller)
  else
    return true
  end
end

.get_credentials(controller) ⇒ Object 



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# File 'lib/casablanca/rails/filter.rb', line 81

def get_credentials(controller)
  logger.debug "Not authenticated yet. Ticket parameter required"
  (controller)
  return false
end

.logger ⇒ Object 



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# File 'lib/casablanca/rails/filter.rb', line 68

def logger
  Casablanca::Client.logger
end

.login_url(controller, params = {}) ⇒ Object

The login url of the Cas server. This page has the login form.



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# File 'lib/casablanca/rails/filter.rb', line 50

def (controller, params={})
  client = Casablanca::Client.new(:cas_server_url => Config.cas_server_url, :service_url => service_url(controller))        
  client.(params)
end

.logout(controller) ⇒ Object

Logs out of the Cas server.



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# File 'lib/casablanca/rails/filter.rb', line 64

def logout(controller)
  controller.session[:cas_user] = nil
end

.logout_url(controller, params = {}) ⇒ Object

The logout url of the Cas server.



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# File 'lib/casablanca/rails/filter.rb', line 57

def logout_url(controller, params={})
  client = Casablanca::Client.new(:cas_server_url => Config.cas_server_url, :service_url => service_url(controller))
  client.logout_url(params)
end

.redirect_to_cas_login(controller) ⇒ Object 



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# File 'lib/casablanca/rails/filter.rb', line 77

def (controller)
  controller.send(:redirect_to, (controller))
end