Add "why do you want to join" field to invite requests (#10524)

* Add "why do you want to join" field to invite requests

Fix #10512

* Remove unused translations

* Fix broken registrations when no invite request text is submitted

app/controllers/about_controller.rb

@@ -16,7 +16,10 @@ class AboutController < ApplicationController
   private
 
   def new_user
-    User.new.tap(&:build_account)
+    User.new.tap do |user|
+      user.build_account
+      user.build_invite_request
+    end
   end
 
   helper_method :new_user

app/controllers/admin/pending_accounts_controller.rb

@@ -30,7 +30,7 @@ module Admin
     private
 
     def set_accounts
-      @accounts = Account.joins(:user).merge(User.pending).page(params[:page])
+      @accounts = Account.joins(:user).merge(User.pending).includes(user: :invite_request).page(params[:page])
     end
 
     def form_account_batch_params

app/controllers/auth/registrations_controller.rb

@@ -10,6 +10,10 @@ class Auth::RegistrationsController < Devise::RegistrationsController
   before_action :set_instance_presenter, only: [:new, :create, :update]
   before_action :set_body_classes, only: [:new, :create, :edit, :update]
 
+  def new
+    super(&:build_invite_request)
+  end
+
   def destroy
     not_found
   end
@@ -24,17 +28,17 @@ class Auth::RegistrationsController < Devise::RegistrationsController
   def build_resource(hash = nil)
     super(hash)
 
-    resource.locale      = I18n.locale
-    resource.invite_code = params[:invite_code] if resource.invite_code.blank?
-    resource.agreement   = true
+    resource.locale             = I18n.locale
+    resource.invite_code        = params[:invite_code] if resource.invite_code.blank?
+    resource.agreement          = true
+    resource.current_sign_in_ip = request.remote_ip
 
-    resource.current_sign_in_ip = request.remote_ip if resource.current_sign_in_ip.nil?
     resource.build_account if resource.account.nil?
   end
 
   def configure_sign_up_params
     devise_parameter_sanitizer.permit(:sign_up) do |u|
-      u.permit({ account_attributes: [:username] }, :email, :password, :password_confirmation, :invite_code)
+      u.permit({ account_attributes: [:username], invite_request_attributes: [:text] }, :email, :password, :password_confirmation, :invite_code)
     end
   end