Class: Macmillan::Utils::Middleware::Uuid

Inherits:
Object
  • Object
show all
Defined in:
lib/macmillan/utils/middleware/uuid.rb

Overview

Rack Middleware for uniquley identifying a user.

If the user is logged in, their UUID will be based upon their user_id, otherwise it will be randomly generated. This UUID will be stored in the rack env, and persisted in a cookie.

This middleware expects a user object to be stored in the rack env.

Defined Under Namespace

Classes: CallHandler

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, opts = {}) ⇒ Uuid

Returns a new instance of Uuid.



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# File 'lib/macmillan/utils/middleware/uuid.rb', line 18

def initialize(app, opts = {})
  @app            = app
  @user_env_key   = opts[:user_env_key] || 'current_user'
  @user_id_method = opts[:user_id_method] || 'user_id'
end

Class Method Details

.env_key ⇒ Object 



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# File 'lib/macmillan/utils/middleware/uuid.rb', line 14

def self.env_key
  'user.uuid'
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/macmillan/utils/middleware/uuid.rb', line 88

def call(env)
  dup.process(env)
end

#process(env) ⇒ Object 



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# File 'lib/macmillan/utils/middleware/uuid.rb', line 92

def process(env)
  handler = CallHandler.new(env, @app, @user_env_key, @user_id_method, self.class.env_key)
  handler.finish
end