select_multiple: add select2

Gemfile

@@ -102,6 +102,8 @@ gem 'simple_form'
 
 gem 'newrelic_rpm'
 
+gem 'select2-rails'
+
 group :test do
   gem 'capybara'
   gem 'launchy'

Gemfile.lock

@@ -543,6 +543,8 @@ GEM
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
     securecompare (1.0.0)
+    select2-rails (4.0.3)
+      thor (~> 0.14)
     selenium-webdriver (3.0.3)
       childprocess (~> 0.5)
       rubyzip (~> 1.0)
@@ -709,6 +711,7 @@ DEPENDENCIES
   sass-rails (~> 5.0)
   scenic
   sdoc (~> 0.4.0)
+  select2-rails
   selenium-webdriver
   sentry-raven
   shoulda-matchers

app/assets/javascripts/application.js

@@ -31,6 +31,7 @@
 //= require bootstrap-wysihtml5/locales/fr-FR
 //= require handlebars
 //= require typeahead.bundle
+//= require select2
 
 $(document).on('page:load', application_init);
 $(document).ready(application_init);

app/assets/javascripts/user/description.js

@@ -0,0 +1,6 @@
+$(document).on('page:load', activeSelect2);
+$(document).ready(activeSelect2);
+
+function activeSelect2() {
+  $('select.select2').select2({ theme: "bootstrap", width: '100%' });
+}

app/assets/stylesheets/application.scss

@@ -19,6 +19,8 @@
  *= require font-awesome
  *= require franceconnect
  *= require bootstrap-wysihtml5
+ *= require select2
+ *= require select2-bootstrap
  */
 @import "variables";
 @import "bootstrap-sprockets";