added justask:recount rake task

Gemfile

@@ -29,6 +29,8 @@ gem 'nprogress-rails'
 gem 'font-awesome-rails', '~> 4.2.0.0'
 gem 'rails-assets-growl'
 
+gem 'ruby-progressbar'
+
 group :development do
   gem 'spring'
 end

Gemfile.lock

@@ -151,6 +151,7 @@ GEM
       rspec-mocks (~> 3.0.0)
       rspec-support (~> 3.0.0)
     rspec-support (3.0.4)
+    ruby-progressbar (1.5.1)
     sass (3.2.19)
     sass-rails (4.0.5)
       railties (>= 4.0.0, < 5.0)
@@ -228,6 +229,7 @@ DEPENDENCIES
   rails (= 4.1.7)
   rails-assets-growl
   rspec-rails (~> 3.0.0)
+  ruby-progressbar
   sass-rails (~> 4.0.3)
   sdoc (~> 0.4.1)
   simplecov

Rakefile

@@ -4,3 +4,24 @@
 require File.expand_path('../config/application', __FILE__)
 
 Rails.application.load_tasks
+
+namespace :justask do
+  desc "Recount every user's answer/question count."
+  task recount: :environment do
+    total = User.count
+    progress = ProgressBar.create title: 'Processing user', format: "%t (%c/%C) [%b>%i] %e", starting_at: 1, total: total
+    User.all do |user|
+      begin
+        answered = Question.where(user: user).count
+        asked = Question.where(user: user).where(author_is_anonymous: false).count
+        commented = Question.where(user: user).count
+        user.answered_count = answered
+        user.asked_count = asked
+        user.commented_count = commented
+        user.save!
+      end
+      progress.increment
+    end
+    puts
+  end
+end