Rolypoly

Allow certain roles access to certain controller actions.

Installation

Add this line to your application's Gemfile:

gem 'rolypoly'

And then execute:

$> bundle

Usage

class ApplicationController < ActionController::Base
  def current_user_roles
    current_user.roles
  end

  rescue_from(Rolypoly::FailedRoleCheckError) do
    render text: "Failed Authorization!", status: 401
  end
end

class UsersController < ApplicationController
  include Rolypoly::ControllerRoleDSL

  def index
    # ...
  end
  restrict(:index).to(:admin)
  # OR
  allow(:admin).to_access(:index)

  # Do a bunch at once
  allow(:scorekeeper, :official).to_access(:show, :score)
  def show
    # ...
  end

  def score
    # ...
  end

  # Allow admin role to access all actions of this controller
  allow(:admin).to_all

  # Make action public
  restrict(:landing).to_none
  # OR
  publicize :landing

  def landing
    # ...
  end

  # Give up and make all public
  all_public
end

# Want some more complex role handling?
class ProfilesController < ApplicationController
  allow(:admin).to_access(:index)
  allow(:owner).to_access(:edit)
  publicize(:show)

  def index
    current_roles # => [#<SomeCustomRoleObject to_role_string: "admin", filters: [...]>]
  end

  def edit # Raises permission error before entering this
    current_roles # => []
  end

  def show
    current_roles # => []
  end

  def current_user_roles
    current_user.roles # => [#<SomeCustomRoleObject to_role_string: "admin", filters: [...]>, #<SomeCustomRoleObject to_role_string: "scorekeeper", filters: [...]>]
  end
  private :current_user_roles
end

Contributing

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request