API v1 user endpoint

Gemfile

@@ -32,6 +32,7 @@ gem 'daemons'
 gem 'doorkeeper'
 gem 'doorkeeper-i18n'
 gem 'rack-cors', require: 'rack/cors'
+gem 'active_model_serializers', '~> 0.10.0'
 gem 'twitter-bootstrap-rails', '~> 2.2.8'
 gem 'simple-navigation', '~> 3.14.0' # 3.x for simple_navigation_bootstrap
 gem 'simple-navigation-bootstrap'

Gemfile.lock

@@ -70,6 +70,11 @@ GEM
       erubis (~> 2.7.0)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
+    active_model_serializers (0.10.7)
+      actionpack (>= 4.1, < 6)
+      activemodel (>= 4.1, < 6)
+      case_transform (>= 0.2)
+      jsonapi-renderer (>= 0.1.1.beta1, < 0.3)
     activejob (4.2.10)
       activesupport (= 4.2.10)
       globalid (>= 0.3.0)
@@ -115,6 +120,8 @@ GEM
     capybara-webkit (1.14.0)
       capybara (>= 2.3.0, < 2.14.0)
       json
+    case_transform (0.2)
+      activesupport
     chronic (0.10.2)
     coderay (1.1.2)
     coffee-rails (4.2.2)
@@ -210,6 +217,7 @@ GEM
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     json (2.1.0)
+    jsonapi-renderer (0.2.0)
     kaminari (1.1.1)
       activesupport (>= 4.1.0)
       kaminari-actionview (= 1.1.1)
@@ -488,6 +496,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  active_model_serializers (~> 0.10.0)
   acts_as_tree
   acts_as_versioned!
   attribute_normalizer

app/controllers/api/v1/base_controller.rb

@@ -2,6 +2,8 @@ class Api::V1::BaseController < ApplicationController
   protect_from_forgery with: :null_session
 
   before_action :skip_session
+  before_action :authenticate
+
   rescue_from ActiveRecord::RecordNotFound, with: :not_found_handler
   rescue_from ActiveRecord::RecordNotSaved, with: :not_acceptable_handler
   rescue_from ActiveRecord::RecordInvalid, with: :not_acceptable_handler

app/controllers/api/v1/users_controller.rb

@@ -0,0 +1,7 @@
+class Api::V1::UsersController < Api::V1::BaseController
+
+  def show
+    render json: current_user
+  end
+
+end

app/serializers/user_serializer.rb

@@ -0,0 +1,3 @@
+class UserSerializer < ActiveModel::Serializer
+  attributes :id, :name, :email, :locale
+end

config/initializers/active_model_serializers.rb

@@ -0,0 +1 @@
+ActiveModelSerializers.config.adapter = :json

config/routes.rb

@@ -241,6 +241,14 @@
       end
     end
 
+    ############## API
+
+    namespace :api do
+      namespace :v1 do
+        resource :user, only: [:show]
+      end
+    end
+
     ############## Feedback
 
     resource :feedback, only: [:new, :create], controller: 'feedback'