Add a simple JSON API

app/controllers/api/event_types_controller.rb

@@ -0,0 +1,8 @@
+class Api::EventTypesController < Api::ApplicationController
+  include ::CurrentConferenceAssigning
+  before_filter :require_current_conference!
+
+  def index
+    @event_types = current_conference.event_types.includes(:translations)
+  end
+end

app/controllers/api/halls_controller.rb

@@ -0,0 +1,8 @@
+class Api::HallsController < Api::ApplicationController
+  include ::CurrentConferenceAssigning
+  before_filter :require_current_conference!
+
+  def index
+    @halls = current_conference.halls
+  end
+end

app/controllers/api/slots_controller.rb

@@ -0,0 +1,8 @@
+class Api::SlotsController < Api::ApplicationController
+  include ::CurrentConferenceAssigning
+  before_filter :require_current_conference!
+
+  def index
+    @slots = current_conference.slots
+  end
+end

app/controllers/api/speakers_controller.rb

@@ -0,0 +1,8 @@
+class Api::SpeakersController < Api::ApplicationController
+  include ::CurrentConferenceAssigning
+  before_filter :require_current_conference!
+
+  def index
+    @speakers = PersonalProfile.joins(user: [:events]).where(conference: current_conference)
+  end
+end

app/controllers/api/tracks_controller.rb

@@ -0,0 +1,8 @@
+class Api::TracksController < Api::ApplicationController
+  include ::CurrentConferenceAssigning
+  before_filter :require_current_conference!
+
+  def index
+    @tracks = current_conference.tracks.includes(:translations)
+  end
+end

app/models/conference.rb

@@ -15,6 +15,7 @@ class Conference < ActiveRecord::Base
   has_many :volunteer_teams
   has_one :call_for_participation, dependent: :destroy
   has_many :participants, class_name: 'User', through: :events
+  has_many :slots, through: :events
 
   accepts_nested_attributes_for :tracks, :halls, :event_types, :volunteer_teams,
                                 reject_if: :all_blank, allow_destroy: true

app/models/event.rb

@@ -3,6 +3,7 @@ class Event < ActiveRecord::Base
 
   belongs_to :conference
   belongs_to :track
+  has_one :slot
 
   has_many :participations, dependent: :destroy
   has_many :pending_participations, ->() { pending }, class_name: 'Participation'

app/views/api/event_types/index.jbuilder

@@ -0,0 +1,13 @@
+json.array! @event_types do |event_type|
+  json.extract! event_type, :id
+  json.name do
+    event_type.translations.each do |translation|
+      json.set! translation.locale, translation.name
+    end
+  end
+  json.description do
+    event_type.translations.each do |translation|
+      json.set! translation.locale, translation.description
+    end
+  end
+end

app/views/api/halls/index.jbuilder

@@ -0,0 +1 @@
+json.array! @halls, :id, :name

app/views/api/slots/index.jbuilder

@@ -0,0 +1 @@
+json.array! @slots, :hall_id, :event_id, :starts_at, :ends_at

app/views/api/speakers/index.jbuilder

@@ -0,0 +1,4 @@
+json.array! @speakers do |speaker|
+  json.extract! speaker, :user_id, :twitter, :github, :biography, :public_email, :organisation, :last_name, :first_name
+  json.picture speaker.picture.serializable_hash
+end

app/views/api/tracks/index.jbuilder

@@ -0,0 +1,13 @@
+json.array! @tracks do |track|
+  json.extract! track, :id
+  json.name do
+    track.translations.each do |translation|
+      json.set! translation.locale, translation.name
+    end
+  end
+  json.description do
+    track.translations.each do |translation|
+      json.set! translation.locale, translation.description
+    end
+  end
+end

config/routes.rb

@@ -14,6 +14,11 @@ Rails.application.routes.draw do
   namespace :api do
     resources :conferences, only: [] do
       resources :events, only: :index
+      resources :speakers, only: :index
+      resources :tracks, only: :index
+      resources :event_types, only: :index
+      resources :halls, only: :index
+      resources :slots, only: :index
     end
   end