FIX: Look up a url without the query string if it couldn't be found with it.

app/controllers/clicks_controller.rb

@@ -8,6 +8,12 @@ class ClicksController < ApplicationController
     if params[:topic_id].present? || params[:post_id].present?
       params.merge!({ user_id: current_user.id }) if current_user.present?
       @redirect_url = TopicLinkClick.create_from(params)
+
+      if @redirect_url.blank? && params[:url].index('?')
+        # Check the url without query parameters
+        params[:url].sub!(/\?.*$/, '')
+        @redirect_url = TopicLinkClick.create_from(params)
+      end
     end
 
     # Sometimes we want to record a link without a 302. Since XHR has to load the redirected

spec/controllers/clicks_controller_spec.rb

@@ -28,7 +28,14 @@ describe ClicksController do
           xhr :get, :track, url: 'http://discourse.org', post_id: 123
           response.should_not be_redirect
         end
+      end
 
+      context "with a query string" do
+        it "tries again without the query if it fails" do
+          TopicLinkClick.expects(:create_from).with(has_entries('url' => 'http://discourse.org/?hello=123')).returns(nil)
+          TopicLinkClick.expects(:create_from).with(has_entries('url' => 'http://discourse.org/')).returns(nil)
+          xhr :get, :track, url: 'http://discourse.org/?hello=123', post_id: 123
+        end
       end
 
       context 'with a post_id' do