Apply license to selected group

When a group is selected when a subscription
is bought, apply the license to it.

ee/app/helpers/subscriptions_helper.rb

@@ -8,7 +8,8 @@ module SubscriptionsHelper
       setup_for_company: (current_user.setup_for_company == true).to_s,
       full_name: current_user.name,
       plan_data: plan_data.to_json,
-      plan_id: params[:plan_id]
+      plan_id: params[:plan_id],
+      new_user: new_user?.to_s
     }
   end
 
@@ -21,6 +22,12 @@ module SubscriptionsHelper
 
   private
 
+  def new_user?
+    return false unless request.referer.present?
+
+    URI.parse(request.referer).path.in?([users_sign_up_welcome_path, users_sign_up_update_registration_path])
+  end
+
   def plan_data
     FetchSubscriptionPlansService.new(plan: :free).execute
       .map(&:symbolize_keys)

ee/spec/helpers/subscriptions_helper_spec.rb

@@ -3,6 +3,8 @@
 require 'spec_helper'
 
 describe SubscriptionsHelper do
+  using RSpec::Parameterized::TableSyntax
+
   let_it_be(:raw_plan_data) do
     [
       {
@@ -37,6 +39,23 @@ describe SubscriptionsHelper do
     it { is_expected.to include(full_name: 'First Last') }
     it { is_expected.to include(plan_data: '[{"id":"bronze_id","code":"bronze","price_per_year":48.0}]') }
     it { is_expected.to include(plan_id: 'bronze_id') }
+
+    describe 'new_user' do
+      where(:referer, :expected_result) do
+        'http://example.com/users/sign_up/welcome?foo=bar'             | 'true'
+        'http://example.com/users/sign_up/update_registration?foo=bar' | 'true'
+        'http://example.com'                                           | 'false'
+        nil                                                            | 'false'
+      end
+
+      with_them do
+        before do
+          allow(helper).to receive(:request).and_return(double(referer: referer))
+        end
+
+        it { is_expected.to include(new_user: expected_result) }
+      end
+    end
   end
 
   describe '#plan_title' do