Add button to download filtered domains

app/assets/javascripts/admin/application.coffee

@@ -8,6 +8,8 @@ $(window).load ->
 
   $('[data-toggle="popover"]').popover()
 
+  $('[data-toggle="tooltip"]').tooltip()
+
   # doublescroll
   $('[data-doublescroll]').doubleScroll({
     onlyIfScroll: false,

app/controllers/admin/domains_controller.rb

@@ -27,8 +27,17 @@ module Admin
           params[:q][:name_matches] = n_cache # we don't want to show wildcards in search form
         end
       end
-
       @domains = @domains.per(params[:results_per_page]) if params[:results_per_page].to_i.positive?
+
+      respond_to do |format|
+        format.html do
+          @domains
+        end
+        format.csv do
+          raw_csv = @domains.to_csv
+          send_data raw_csv, filename: 'domains.csv', type: "#{Mime[:csv]}; charset=utf-8"
+        end
+      end
     end
 
     def show

app/views/admin/domains/_search_form.html.erb

@@ -64,6 +64,11 @@
                 <span class="glyphicon glyphicon-search"></span>
                 &nbsp;
             </button>
+            <button class="btn">
+                <%= link_to "", admin_domains_path(format: :csv),
+                    "data-toggle" => "tooltip", "data-placement" => "bottom", "title" => t('.download_csv_btn'),
+                    class: 'glyphicon glyphicon-list-alt' %>
+            </button>
             <%= link_to t('.reset_btn'), admin_domains_path, class: 'btn btn-default' %>
         </div>
     </div>

config/locales/admin/domains.en.yml

@@ -11,6 +11,7 @@ en:
 
       search_form:
         reset_btn: Reset
+        download_csv_btn: "Download CSV"
 
       form:
         pending_delete: &pending_delete