Add budget investment translations

Also fix sort_by_title method [1]

[1] Use ruby sort instead of active record order scope because Globalize
does not provide a way to search over all available fallbacks when
translation for current locale does not exist.

app/models/budget/investment.rb

@@ -28,6 +28,10 @@ class Budget
 
     extend DownloadSettings::BudgetInvestmentCsv
 
+    translates :title, touch: true
+    translates :description, touch: true
+    include Globalizable
+
     belongs_to :author, -> { with_hidden }, class_name: "User", foreign_key: "author_id"
     belongs_to :heading
     belongs_to :group
@@ -48,15 +52,13 @@ class Budget
 
     delegate :name, :email, to: :author, prefix: true
 
-    validates :title, presence: true
+    validates_translation :title, presence: true, length: { in: 4..Budget::Investment.title_max_length }
+    validates_translation :description, presence: true, length: { maximum: Budget::Investment.description_max_length }
+
     validates :author, presence: true
-    validates :description, presence: true
     validates :heading_id, presence: true
     validates :unfeasibility_explanation, presence: { if: :unfeasibility_explanation_required? }
     validates :price, presence: { if: :price_required? }
-
-    validates :title, length: { in: 4..Budget::Investment.title_max_length }
-    validates :description, length: { maximum: Budget::Investment.description_max_length }
     validates :terms_of_service, acceptance: { allow_nil: false }, on: :create
 
     scope :sort_by_confidence_score, -> { reorder(confidence_score: :desc, id: :desc) }
@@ -64,7 +66,6 @@ class Budget
     scope :sort_by_price,            -> { reorder(price: :desc, confidence_score: :desc, id: :desc) }
 
     scope :sort_by_id, -> { order("id DESC") }
-    scope :sort_by_title, -> { order("title ASC") }
     scope :sort_by_supports, -> { order("cached_votes_up DESC") }
 
     scope :valuation_open,              -> { where(valuation_finished: false) }
@@ -117,6 +118,10 @@ class Budget
       budget_investment_path(budget, self)
     end
 
+    def self.sort_by_title
+      all.sort_by(&:title)
+    end
+
     def self.filter_params(params)
       params.permit(%i[heading_id group_id administrator_id tag_name valuator_id])
     end
@@ -187,7 +192,7 @@ class Budget
       if title_or_id =~ /^[0-9]+$/
         results.where(id: title_or_id)
       else
-        results.where("title ILIKE ?", "%#{title_or_id}%")
+        results.with_translations(I18n.locale).where("budget_investment_translations.title ILIKE ?", "%#{title_or_id}%")
       end
     end
 

db/migrate/20181214094002_add_budget_investment_translations.rb

@@ -0,0 +1,15 @@
+class AddBudgetInvestmentTranslations < ActiveRecord::Migration[4.2]
+  def self.up
+    Budget::Investment.create_translation_table!(
+      {
+        title:               :string,
+        description:         :text
+      },
+      { migrate_data: true }
+    )
+  end
+
+  def self.down
+    Budget::Investment.drop_translation_table!
+  end
+end

db/schema.rb

@@ -234,6 +234,17 @@ ActiveRecord::Schema.define(version: 20190607160900) do
     t.index ["hidden_at"], name: "index_budget_investment_statuses_on_hidden_at", using: :btree
   end
 
+  create_table "budget_investment_translations", force: :cascade do |t|
+    t.integer  "budget_investment_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"
+    t.index ["budget_investment_id"], name: "index_budget_investment_translations_on_budget_investment_id", using: :btree
+    t.index ["locale"], name: "index_budget_investment_translations_on_locale", using: :btree
+  end
+
   create_table "budget_investments", force: :cascade do |t|
     t.integer  "author_id"
     t.integer  "administrator_id"

spec/models/budget/investment_spec.rb

@@ -5,6 +5,8 @@ describe Budget::Investment do
 
   describe "Concerns" do
     it_behaves_like "notifiable"
+    it_behaves_like "globalizable", :budget_investment
+    it_behaves_like "acts as imageable", :budget_investment_image
   end
 
   it "is valid" do
@@ -33,12 +35,38 @@ describe Budget::Investment do
     end
   end
 
-  it_behaves_like "acts as imageable", "budget_investment_image"
+  describe "#description" do
+    it "is sanitized" do
+      investment.description = "<script>alert('danger');</script>"
 
-  it "sanitizes description" do
-    investment.description = "<script>alert('danger');</script>"
-    investment.valid?
-    expect(investment.description).to eq("alert('danger');")
+      investment.valid?
+
+      expect(investment.description).to eq("alert('danger');")
+    end
+
+    it "is sanitized using globalize accessors" do
+      investment.description_en = "<script>alert('danger');</script>"
+
+      investment.valid?
+
+      expect(investment.description_en).to eq("alert('danger');")
+    end
+
+    it "is html_safe" do
+      investment.description = "<script>alert('danger');</script>"
+
+      investment.valid?
+
+      expect(investment.description).to be_html_safe
+    end
+
+    it "is html_safe using globalize accessors" do
+      investment.description_en = "<script>alert('danger');</script>"
+
+      investment.valid?
+
+      expect(investment.description_en).to be_html_safe
+    end
   end
 
   it "set correct group and budget ids" do
@@ -549,6 +577,20 @@ describe Budget::Investment do
         expect(described_class.unselected.sort).to eq [unselected_undecided_investment, unselected_feasible_investment].sort
       end
     end
+
+    describe "sort_by_title" do
+      it "should take into consideration title fallbacks when there is no
+          translation for current locale" do
+        english_investment = create(:budget_investment, :selected, title: "English title")
+        spanish_investment = Globalize.with_locale(:es) do
+          I18n.with_locale(:es) do
+            create(:budget_investment, :selected, title: "Título en español")
+          end
+        end
+
+        expect(described_class.sort_by_title).to eq [english_investment, spanish_investment]
+      end
+    end
   end
 
   describe "apply_filters_and_search" do