Fix banners 5.

config/deploy.rb

@@ -41,6 +41,24 @@
 
   set :unicorn_start_cmd, "(cd #{deploy_to}/current; rvm use 1.8.7 do bundle exec unicorn_rails -Dc #{unicorn_conf})"
 
+after 'deploy:update_code' do
+  bundle_cmd     = fetch(:bundle_cmd, "bundle")
+  bundle_flags   = fetch(:bundle_flags, "--deployment --quiet")
+  bundle_dir     = fetch(:bundle_dir, File.join(fetch(:shared_path), 'bundle'))
+  bundle_gemfile = fetch(:bundle_gemfile, "Gemfile")
+  bundle_without = [*fetch(:bundle_without, [:development, :test])].compact
+
+  args = ["--gemfile #{File.join(fetch(:current_release), bundle_gemfile)}"]
+  args << "--path #{bundle_dir}" unless bundle_dir.to_s.empty?
+  args << bundle_flags.to_s
+  args << "--without #{bundle_without.join(" ")}" unless bundle_without.empty?
+
+
+  run_cmd = "cd \"#{fetch(:current_release)}\"; "
+  run_cmd << "#{bundle_cmd} install #{args.join(' ')}"
+
+  run run_cmd, :shell => '/bin/bash'
+end
 
 
 # - for unicorn - #