Contents

# registering a custom permit
#

require 'rspec'
require 'cantango'
# require 'simple_roles'
require 'fixtures/models'
require 'cantango/rspec'

class MembershipPermit < CanTango::Permit
  class Builder

  end

  class Finder

  end

  def self.inherited(base_clazz)
    CanTango.config.permits.register_permit_class membership_name(base_clazz), base_clazz, type, account_name(base_clazz)
  end

  def self.type
    :membership
  end

  def self.membership_name clazz
    clazz.name.demodulize.gsub(/(.*)(MembershipPermit)/, '\1').underscore.to_sym
  end

  def permit_name
    self.class.membership_name self.class
  end
  alias_method :membership_name, :permit_name

  # creates the permit
  # @param [Permits::Ability] the ability
  # @param [Hash] the options
  def initialize ability
    super
  end

  # In a specific Role based Permit you can use 
  #   def permit? user, options = {}
  #     ... permission logic follows
  #
  # This will call the Permit::Base#permit? instance method (the method below)
  # It will only return true if the user matches the role of the Permit class and the
  #
  # If these confitions are not met, it will return false and thus the outer permit 
  # will not run the permission logic to follow
  #
  # Normally super for #permit? should not be called except for this case, 
  # or if subclassing another Permit than Permit::Base
  #
  def permit?
    super
  end

  def valid_for? subject
    subject.memberships.include? membership_name
  end
end

describe 'Custom Permit registration - Membership' do
  it 'should register :membership as available permit' do
    CanTango.config.permits.available_permits[:membership].should == MembershipPermit
  end

  it 'should register :membership as available permit type' do
    CanTango.config.permits.available_types.should include(:membership)
  end

  it 'should register MmembershipPermit as available permit class' do
    CanTango.config.permits.available_classes.should include(MembershipPermit)
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
cantango-0.9.4.1	spec/cantango/permits/custom_permit_spec.rb