Class: ActiveAdmin::Router

Inherits:
Object show all
Defined in:
lib/active_admin/router.rb

Instance Method Summary collapse

Constructor Details

#initialize(application) ⇒ Router

Returns a new instance of Router.



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# File 'lib/active_admin/router.rb', line 4

def initialize(application)
  @application = application
end

Instance Method Details

#apply(router) ⇒ Object

Creates all the necessary routes for the ActiveAdmin configurations

Use this within the routes.rb file:

Application.routes.draw do |map|
  ActiveAdmin.routes(self)
end



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# File 'lib/active_admin/router.rb', line 16

def apply(router)
  # Define any necessary dashboard routes
  router.instance_exec(@application.namespaces.values) do |namespaces|
    namespaces.each do |namespace|
      if namespace.root?
        match '/' => 'dashboard#index', :as => 'dashboard'
      else
        name = namespace.name
        match name.to_s => "#{name}/dashboard#index", :as => "#{name.to_s}_dashboard"
      end
    end
  end

  # Now define the routes for each resource
  router.instance_exec(@application.namespaces) do |namespaces|
    resources = namespaces.values.collect{|n| n.resources.values }.flatten
    resources.each do |config|

      # Define the block the will get eval'd within the namespace
      route_definition_block = Proc.new do
        resources config.underscored_resource_name.pluralize do

          # Define any member actions
          member do
            config.member_actions.each do |action|
              # eg: get :comment
              send(action.http_verb, action.name)
            end
          end

          # Define any collection actions
          collection do
            config.collection_actions.each do |action|
              send(action.http_verb, action.name)
            end
          end
        end
      end

      # Add in the parent if it exists
      if config.belongs_to?
        routes_for_belongs_to = route_definition_block.dup
        route_definition_block = Proc.new do
          # If its optional, make the normal resource routes
          instance_eval &routes_for_belongs_to if config.belongs_to_config.optional?

          # Make the nested belongs_to routes
          resources config.belongs_to_config.target.underscored_resource_name.pluralize do
            instance_eval &routes_for_belongs_to
          end
        end
      end

      # Add on the namespace if required
      if !config.namespace.root?
        routes_in_namespace = route_definition_block.dup
        route_definition_block = Proc.new do
          namespace config.namespace.name do
            instance_eval(&routes_in_namespace)
          end
        end
      end

      instance_eval &route_definition_block
    end
  end
end