Module: RESTFramework::BaseControllerMixin

Included in:
BaseModelControllerMixin
Defined in:
lib/rest_framework/controller_mixins/base.rb

Overview

This module provides the common functionality for any controller mixins, a ‘root` action, and the ability to route arbitrary actions with `extra_actions`. This is also where `api_response` is defined.

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/rest_framework/controller_mixins/base.rb', line 30

def self.included(base)
  if base.is_a? Class
    base.extend ClassMethods

    # Add class attributes (with defaults) unless they already exist.
    {
      extra_actions: nil,
      extra_member_actions: nil,
      filter_backends: nil,
      paginator_class: nil,
      page_size: nil,
      page_query_param: 'page',
      page_size_query_param: 'page_size',
      max_page_size: nil,
      serializer_class: nil,
      singleton_controller: nil,
      skip_actions: nil,
    }.each do |a, default|
      unless base.respond_to?(a)
        base.class_attribute(a)

        # Set default manually so we can still support Rails 4. Maybe later we can use the
        # default parameter on `class_attribute`.
        base.send(:"#{a}=", default)
      end
    end

    # Alias `extra_actions` to `extra_collection_actions`.
    unless base.respond_to?(:extra_collection_actions)
      base.alias_method(:extra_collection_actions, :extra_actions)
      base.alias_method(:extra_collection_actions=, :extra_actions=)
    end

    # skip csrf since this is an API
    base.skip_before_action(:verify_authenticity_token) rescue nil

    # handle some common exceptions
    base.rescue_from(ActiveRecord::RecordNotFound, with: :record_not_found)
    base.rescue_from(ActiveRecord::RecordInvalid, with: :record_invalid)
    base.rescue_from(ActiveRecord::RecordNotSaved, with: :record_not_saved)
    base.rescue_from(ActiveRecord::RecordNotDestroyed, with: :record_not_destroyed)
  end
end

Instance Method Details

#root ⇒ Object

Default action for API root.



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# File 'lib/rest_framework/controller_mixins/base.rb', line 10

def root
  api_response({message: "This is the root of your awesome API!"})
end