Module: DeviseMasquerade::Controllers::Helpers

Defined in:
lib/devise_masquerade/controllers/helpers.rb

Class Method Summary collapse

Class Method Details

.define_helpers(mapping) ⇒ Object



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# File 'lib/devise_masquerade/controllers/helpers.rb', line 4

def self.define_helpers(mapping)
  name = mapping.name
  class_name = mapping.class_name

  class_eval <<-METHODS, __FILE__, __LINE__ + 1
    def masquerade!
      return if params["#{Devise.masquerade_param}"].blank?

      klass = unless params[:masqueraded_resource_class].blank?
        params[:masqueraded_resource_class].constantize
      else
        if Devise.masqueraded_resource_class
          Devise.masqueraded_resource_class
        elsif defined?(User)
          User
        end
      end
      return unless klass

      resource = GlobalID::Locator.locate_signed params[Devise.masquerade_param], for: 'masquerade'

      if resource
        masquerade_sign_in(resource)
      end
    end

    def masquerade_#{name}!
      return if params["#{Devise.masquerade_param}"].blank?

      resource = GlobalID::Locator.locate_signed params[Devise.masquerade_param], for: 'masquerade'

      if resource
        masquerade_sign_in(resource)
      end
    end

    def #{name}_masquerade?
      return false if current_#{name}.blank?
      return false if session[#{name}_helper_session_key].blank?

      ::Rails.cache.exist?(#{name}_helper_session_key).present?
    end

    def #{name}_masquerade_owner
      return unless send(:#{name}_masquerade?)

      sgid = ::Rails.cache.read(#{name}_helper_session_key)
      GlobalID::Locator.locate_signed(sgid, for: 'masquerade')
    end

    private

    def #{name}_helper_session_key
      ["devise_masquerade_#{name}", current_#{name}.to_param, #{name}_helper_masquerading_resource_guid].join("_")
    end

    def #{name}_helper_masquerading_resource_guid
      session["devise_masquerade_masquerading_resource_guid"].to_s
    end

    def masquerade_sign_in(resource)
      if Devise.masquerade_bypass_warden_callback
        if respond_to?(:bypass_sign_in)
          bypass_sign_in(resource)
        else
          sign_in(resource, bypass: true)
        end
      else
        sign_in(resource)
      end
    end
  METHODS

  ActiveSupport.on_load(:action_controller) do
    if respond_to?(:helper_method)
      helper_method "#{name}_masquerade?"
      helper_method "#{name}_masquerade_owner"
    end
  end
end