Requested

Rails 3 ActionController::Request improvements with several methods to get info on requested actions and resources.

Use It

In your controller

  if request.action.collection?
    @collection = request.resource.all

  elsif request.action.single_object?
    @object = request.resource.find params[:id]

  end

In your views

  <% if request.action.new_or_create? %>
      <%= f.input :image, :required => true %>
  <% else %>
      <%= f.input :image, :required => true, :hint => button('crop', crop_image_path(@object)) %>
  <% end %>

Installation

As a gem:

Add this line to your environment.rb:

 config.gem "requested"

and then do

  rake gems:install

or just

  gem install requested

As a plugin

  script/plugin install git://github.com/mcasimir/requested.git

Usage

Test if user agent is a robot

  request.is_robot?

Controller and Action names

  request.controller
  request.action

Action details

  # Test if action is one of index, new, create, edit, update, destroy, show:
  request.action.rest?

  # Test single restful actions
  request.action.index?
  request.action.new?
  request.action.create?
  request.action.edit?
  request.action.update?
  request.action.destroy?

  # Test if action is for a collection (index) or for a single resource:
  request.collection?
  request.single_object?

  # Creating resources
  request.new_or_create?

  # Updating resources
  request.edit_or_update?

Resource

  # Retrieve the resource model class belonging to current controller
  # eg. ArticlesController --> Article

  request.resource


  # Retrieve the name of the resource belonging to current controller
  # eg. ArticlesController --> "article"

  request.resource_name


  # Retrieve the collection name of the resource belonging to current controller
  # eg. ArticlesController --> "articles"

  request.collection_name

Project Details

Copyright © 2010 Maurizio Casimirri, released under the LGPL license.