Add Globalize to Milestones

Gemfile

@@ -51,6 +51,8 @@ gem 'turnout', '~> 2.4.0'
 gem 'uglifier', '~> 4.1.2'
 gem 'unicorn', '~> 5.4.0'
 gem 'whenever', '~> 0.10.0', require: false
+gem 'globalize', '~> 5.0.0'
+gem 'globalize-accessors', '~> 0.2.1'
 
 source 'https://rails-assets.org' do
   gem 'rails-assets-leaflet'

Gemfile.lock

@@ -176,6 +176,11 @@ GEM
     geocoder (1.4.4)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
+    globalize (5.0.1)
+      activemodel (>= 4.2.0, < 4.3)
+      activerecord (>= 4.2.0, < 4.3)
+    globalize-accessors (0.2.1)
+      globalize (~> 5.0, >= 5.0.0)
     graphiql-rails (1.4.8)
       rails
     graphql (1.7.8)
@@ -518,6 +523,8 @@ DEPENDENCIES
   faker (~> 1.8.7)
   foundation-rails (~> 6.2.4.0)
   foundation_rails_helper (~> 2.0.0)
+  globalize (~> 5.0.0)
+  globalize-accessors (~> 0.2.1)
   graphiql-rails (~> 1.4.1)
   graphql (~> 1.7.8)
   groupdate (~> 3.2.0)

app/assets/javascripts/application.js

@@ -77,6 +77,7 @@
 //= require investment_report_alert
 //= require send_newsletter_alert
 //= require managers
+//= require globalize
 
 var initialize_modules = function() {
   App.Comments.initialize();
@@ -121,6 +122,7 @@ var initialize_modules = function() {
   App.InvestmentReportAlert.initialize();
   App.SendNewsletterAlert.initialize();
   App.Managers.initialize();
+  App.Globalize.initialize();
 };
 
 $(function(){

app/assets/javascripts/globalize.js.coffee

@@ -0,0 +1,31 @@
+App.Globalize =
+
+  display_locale: (locale) ->
+    $(".js-globalize-locale-link").each ->
+      if $(this).data("locale") == locale
+        $(this).show()
+      $(".js-globalize-locale option:selected").removeAttr("selected");
+      return
+
+  display_translations: (locale) ->
+    $(".js-globalize-attribute").each ->
+      console.log("In standard")
+      console.log($(this))
+      if $(this).data("locale") == locale
+        $(this).show()
+      else
+        $(this).hide()
+
+  highlight_locale: (element) ->
+    $('.js-globalize-locale-link').removeClass('highlight');
+    element.addClass('highlight');
+
+  initialize: ->
+    $('.js-globalize-locale').on 'change', ->
+      App.Globalize.display_translations($(this).val())
+      App.Globalize.display_locale($(this).val())
+
+    $('.js-globalize-locale-link').on 'click', ->
+      locale = $(this).data("locale")
+      App.Globalize.display_translations(locale)
+      App.Globalize.highlight_locale($(this))

app/controllers/admin/budget_investment_milestones_controller.rb

@@ -1,4 +1,5 @@
 class Admin::BudgetInvestmentMilestonesController < Admin::BaseController
+  include Translatable
 
   before_action :load_budget_investment, only: [:index, :new, :create, :edit, :update, :destroy]
   before_action :load_budget_investment_milestone, only: [:edit, :update, :destroy]
@@ -46,7 +47,8 @@ class Admin::BudgetInvestmentMilestonesController < Admin::BaseController
     documents_attributes = [:id, :title, :attachment, :cached_attachment, :user_id, :_destroy]
     attributes = [:title, :description, :publication_date, :budget_investment_id,
                   image_attributes: image_attributes, documents_attributes: documents_attributes]
-    params.require(:budget_investment_milestone).permit(*attributes)
+
+    params.require(:budget_investment_milestone).permit(*attributes, translation_params)
   end
 
   def load_budget_investment

app/controllers/concerns/translatable.rb

@@ -0,0 +1,19 @@
+module Translatable
+  extend ActiveSupport::Concern
+
+  included do
+    before_action :set_translation_locale
+  end
+
+  private
+
+    def translation_params
+      Budget::Investment::Milestone.globalize_attribute_names.
+      select { |k, v| params[:budget_investment_milestone].include?(k.to_sym) && params[:budget_investment_milestone][k].present? }
+    end
+
+    def set_translation_locale
+      Globalize.locale = I18n.locale
+    end
+
+end

app/helpers/globalize_helper.rb

@@ -0,0 +1,33 @@
+module GlobalizeHelper
+
+  def globalize_locale
+    params[:globalize_locale] || I18n.locale
+  end
+
+  def options_for_locale_select
+    options_for_select(locale_options, nil)
+  end
+
+  def locale_options
+    I18n.available_locales.map do |locale|
+      [name_for_locale(locale), locale]
+    end
+  end
+
+  def display_translation?(locale)
+    I18n.locale == locale ? "" : "display: none"
+  end
+
+  def css_to_display_translation?(resource, locale)
+    resource.translated_locales.include?(locale) || locale == I18n.locale ? "" : "display: none"
+  end
+
+  def disable_translation?(locale)
+    locale == "en" ? "" : "disabled"
+  end
+
+  def css_for_globalize_locale(locale)
+    globalize_locale == locale ? "highlight" : ""
+  end
+
+end

app/models/budget/investment/milestone.rb

@@ -7,6 +7,9 @@ class Budget
                    max_file_size: 3.megabytes,
                    accepted_content_types: [ "application/pdf" ]
 
+      translates :description, touch: true
+      globalize_accessors locales: [:en, :es, :fr, :nl, :val]
+
       belongs_to :investment
 
       validates :title, presence: true

app/views/admin/budget_investment_milestones/_form.html.erb

@@ -1,7 +1,23 @@
+<div>
+  <%= render "budgets/investments/milestones/globalize_locales" %>
+</div>
+
 <%= form_for [:admin, @investment.budget, @investment, @milestone] do |f| %>
 
-  <%= f.hidden_field :title, value: l(Time.current, format: :datetime), maxlength: Budget::Investment::Milestone.title_max_length %>
-  <%= f.text_area :description, rows: 5 %>
+  <%= f.hidden_field :title, value: l(Time.current, format: :datetime),
+                             maxlength: Budget::Investment::Milestone.title_max_length %>
+
+  <%= f.label :description, t("admin.milestones.new.description") %>
+  <% @milestone.globalize_locales.each do |locale| %>
+    <% Globalize.with_locale(locale) do %>
+      <%= f.text_area "description_#{locale}", rows: 5,
+                      class: "js-globalize-attribute",
+                      data: { locale: locale },
+                      style: display_translation?(locale),
+                      label: false %>
+    <% end %>
+  <% end %>
+
   <%= f.label :publication_date, t("admin.milestones.new.date") %>
   <%= f.text_field :publication_date,
                    value: @milestone.publication_date.present? ? l(@milestone.publication_date.to_date) : nil,

app/views/budgets/investments/_milestones.html.erb

@@ -23,7 +23,11 @@
                              { alt: milestone.image.title.unicode_normalize,
                                class: "margin",
                                id: "image_#{milestone.id}" }) if milestone.image.present? %>
-                <p><%= text_with_links milestone.description %></p>
+                <p>
+                  <% Globalize.with_locale(locale) do %>
+                    <%= text_with_links milestone.description %>
+                  <% end %>
+                </p>
                 <% if milestone.documents.present? %>
                   <div class="document-link text-center">
                     <p>
@@ -45,4 +49,4 @@
       </section>
     </div>
   </div>
-</div>
+</div>

app/views/budgets/investments/milestones/_globalize_locales.html.erb

@@ -0,0 +1,14 @@
+<% I18n.available_locales.each do |locale| %>
+  <span>
+    <%= link_to name_for_locale(locale), "#",
+                style: css_to_display_translation?(@milestone, locale),
+                class: "js-globalize-locale-link",
+                data: { locale: locale },
+                remote: true %>
+  </span>
+<% end %>
+
+<%= select_tag :translation_locale, 
+               options_for_locale_select,
+               prompt: "Añadir idioma",
+               class: "js-globalize-locale" %>

app/views/budgets/investments/milestones/_milestone.html.erb

@@ -0,0 +1,42 @@
+<li>
+  <div class="milestone-content">
+
+    <% if milestone.publication_date.present? %>
+      <span class="milestone-date">
+        <strong>
+          <%= t("budgets.investments.show.milestone_publication_date",
+                publication_date: l(milestone.publication_date.to_date)) %>
+        </strong>
+      </span>
+    <% end %>
+
+    <% if milestone.image.present? %>
+      <%= image_tag(milestone.image_url(:large), 
+                   { id: "image_#{milestone.id}",
+                     alt: milestone.image.title, 
+                     class: "margin" }) %>
+    <% end %>
+    
+    <p>
+      <% Globalize.with_locale(locale) do %>
+        <%= text_with_links milestone.description %>
+      <% end %>
+    </p>
+    
+    <% if milestone.documents.present? %>
+      <div class="document-link text-center">
+        <p>
+          <span class="icon-document"></span>&nbsp;
+          <strong><%= t("shared.documentation") %></strong>
+        </p>
+        <% milestone.documents.each do |document| %>
+          <%= link_to document.title,
+                  document.attachment.url,
+                  target: "_blank",
+                  rel: "nofollow" %><br>
+        <% end %>
+      </div>
+    <% end %>
+
+  </div>
+</li>

db/migrate/20180323190027_add_translate_milestones.rb

@@ -0,0 +1,12 @@
+class AddTranslateMilestones < ActiveRecord::Migration
+  def self.up
+    Budget::Investment::Milestone.create_translation_table!({
+      title: :string,
+      description: :text
+    })
+  end
+
+  def self.down
+    Budget::Investment::Milestone.drop_translation_table!
+  end
+end

db/schema.rb

@@ -118,6 +118,18 @@ ActiveRecord::Schema.define(version: 20180320104823) do
 
   add_index "budget_headings", ["group_id"], name: "index_budget_headings_on_group_id", using: :btree
 
+  create_table "budget_investment_milestone_translations", force: :cascade do |t|
+    t.integer  "budget_investment_milestone_id", null: false
+    t.string   "locale",                         null: false
+    t.datetime "created_at",                     null: false
+    t.datetime "updated_at",                     null: false
+    t.string   "title"
+    t.text     "description"
+  end
+
+  add_index "budget_investment_milestone_translations", ["budget_investment_milestone_id"], name: "index_6770e7675fe296cf87aa0fd90492c141b5269e0b", using: :btree
+  add_index "budget_investment_milestone_translations", ["locale"], name: "index_budget_investment_milestone_translations_on_locale", using: :btree
+
   create_table "budget_investment_milestones", force: :cascade do |t|
     t.integer  "investment_id"
     t.string   "title",            limit: 80

spec/features/translations_spec.rb

@@ -0,0 +1,61 @@
+require 'rails_helper'
+
+feature "Translations" do
+
+  context "Milestones" do
+
+    let(:investment) { create(:budget_investment) }
+
+    background do
+      admin = create(:administrator)
+      login_as(admin.user)
+    end
+
+    scenario "Add a translation", :js, :focus do
+      milestone = create(:budget_investment_milestone, description: "Description in English")
+
+      edit_milestone_url = edit_admin_budget_budget_investment_budget_investment_milestone_path(investment.budget, investment, milestone)
+      visit edit_milestone_url
+
+      select "Español", from: "translation_locale"
+      fill_in 'budget_investment_milestone_description_es', with: 'Descripción en Español'
+
+      click_button 'Update milestone'
+      expect(page).to have_content "Milestone updated successfully"
+
+      visit edit_milestone_url
+      expect(page).to have_field('budget_investment_milestone_description_en', with: 'Description in English')
+
+      click_link "Español"
+      expect(page).to have_field('budget_investment_milestone_description_es', with: 'Descripción en Español')
+    end
+
+    scenario "Update a translation", :js, :focus do
+      milestone = create(:budget_investment_milestone,
+                         investment: investment,
+                         description_en: "Description in English",
+                         description_es: "Descripción en Español")
+
+      edit_milestone_url = edit_admin_budget_budget_investment_budget_investment_milestone_path(investment.budget, investment, milestone)
+      visit edit_milestone_url
+
+      select "Español", from: "translation_locale"
+      fill_in 'budget_investment_milestone_description_es', with: 'Descripción correcta en Español'
+
+      click_button 'Update milestone'
+      expect(page).to have_content "Milestone updated successfully"
+
+      visit budget_investment_path(investment.budget, investment)
+
+      click_link("Milestones (1)")
+      expect(page).to have_content("Description in English")
+
+      select('Español', from: 'locale-switcher')
+      click_link("Seguimiento (1)")
+
+      expect(page).to have_content("Descripción correcta en Español")
+    end
+
+  end
+
+end