module ActiveAdmin::BaseController::Authorization

Constants

ACTIONS_DICTIONARY

Protected Instance Methods

action_to_permission(action) click to toggle source

Converts a controller action into one of the correct Active Admin authorization names. Uses the ACTIONS_DICTIONARY to convert the action name to permission.

@param [String, Symbol] action The controller action name.

@returns [Symbol] The permission name to use.

# File lib/active_admin/base_controller/authorization.rb, line 114
def action_to_permission(action)
  return nil unless action

  action = action.to_sym

  if Authorization::ACTIONS_DICTIONARY.has_key?(action)
    Authorization::ACTIONS_DICTIONARY[action]
  else
    action
  end
end
active_admin_authorization() click to toggle source

Retrieve or instantiate the authorization instance for this resource

@returns [ActiveAdmin::AuthorizationAdapter]

# File lib/active_admin/base_controller/authorization.rb, line 92
def active_admin_authorization
  @active_admin_authorization ||= active_admin_authorization_adapter.new(active_admin_config, current_active_admin_user)
end
active_admin_authorization_adapter() click to toggle source

Returns the class to be used as the authorization adapter

@returns [Class]

# File lib/active_admin/base_controller/authorization.rb, line 99
def active_admin_authorization_adapter
  if active_admin_namespace.authorization_adapter.is_a?(String)
    ActiveSupport::Dependencies.constantize(active_admin_namespace.authorization_adapter)
  else
    active_admin_namespace.authorization_adapter
  end
end
authorize!(action, subject = nil) click to toggle source

Authorize the action and subject. Available in the controller as well as all the views. If the action is not allowd, it raises an ActiveAdmin::AccessDenied exception.

@param [Symbol] action The action to check if the user has permission

to perform on the subject.

@param [any] subject The subject that the user is trying to perform

the action on.

@returns [Boolean] True if authorized, otherwise raises

an ActiveAdmin::AccessDenied.
# File lib/active_admin/base_controller/authorization.rb, line 73
def authorize!(action, subject = nil)
  unless authorized? action, subject
    raise ActiveAdmin::AccessDenied.new(current_active_admin_user,
                                        action,
                                        subject)
  end
end
authorize_resource!(resource) click to toggle source

Performs authorization on the resource using the current controller action as the permission action.

# File lib/active_admin/base_controller/authorization.rb, line 84
def authorize_resource!(resource)
  permission = action_to_permission(params[:action])
  authorize! permission, resource
end
authorized?(action, subject = nil) click to toggle source

Authorize the action and subject. Available in the controller as well as all the views.

@param [Symbol] action The action to check if the user has permission

to perform on the subject.

@param [any] subject The subject that the user is trying to perform

the action on.

@returns [Boolean]

# File lib/active_admin/base_controller/authorization.rb, line 56
def authorized?(action, subject = nil)
  active_admin_authorization.authorized?(action, subject)
end
dispatch_active_admin_access_denied(exception) click to toggle source
# File lib/active_admin/base_controller/authorization.rb, line 126
def dispatch_active_admin_access_denied(exception)
  call_method_or_exec_proc active_admin_namespace.on_unauthorized_access, exception
end
rescue_active_admin_access_denied(exception) click to toggle source
# File lib/active_admin/base_controller/authorization.rb, line 130
def rescue_active_admin_access_denied(exception)
  error_message = exception.message

  respond_to do |format|
    format.html do
      flash[:error] = error_message

      if request.headers.key?("HTTP_REFERER")
        redirect_to :back
      else
        controller, action = active_admin_namespace.root_to.split("#")
        redirect_to :controller => controller, :action => action
      end
    end

    format.csv { render :text => error_message, :status => :unauthorized}
    format.json { render :json => { :error => error_message }, :status => :unauthorized}
    format.xml { render :xml => "<error>#{error_message}</error>", :status => :unauthorized}
  end
end