Module: Trust::Actor

Extended by:
ActiveSupport::Concern
Defined in:
lib/trust/actor.rb

Overview

Trust::Actor extension

Include this module if you want to check if an actor can act upon a specific subject. E.g. if your class is Actor, then include like this:

class Actor < ActiveRecord::Base
  include Trust::Actor
  ...
end

Examples

# If the @actor can create customers, create it
if @actor.can? :create, Customer
  Customer.create attributes
end

# If @actor can create accounts for the given customer, create it
if @actor.can? :create, Account, @customer
  Account.create attributes
end
# It is also possible to make code more descripting for the same as above
if @actor.can? :create, Account, :parent => @customer     # or, ...
if @actor.can? :create, Account, :for => @customer

Instance Method Summary collapse

Instance Method Details

#can?(action, subject, *args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/trust/actor.rb', line 54

def can?(action, subject, *args)
  options = args.extract_options!
  options[:parent] ||= args.first || options.delete(:for)
  options[:by] = self
  Trust::Authorization.authorized?(action, subject, options)
end