Store application wide terms

This allows admins to define terms in the application settings.

Every time the terms are adjusted, a new version is stored and becomes
the 'active' version. This allows tracking which specific version was
accepted by a user.

1 files changed, 15 insertions, 0 deletions

diff --git a/app/services/application_settings/update_service.rb b/app/services/application_settings/update_service.rb
index 61589a07250..d6d3a661dab 100644
--- a/app/services/application_settings/update_service.rb
+++ b/app/services/application_settings/update_service.rb
@@ -1,7 +1,22 @@
 module ApplicationSettings
   class UpdateService < ApplicationSettings::BaseService
     def execute
+      update_terms(@params.delete(:terms))
+
       @application_setting.update(@params)
     end
+
+    private
+
+    def update_terms(terms)
+      return unless terms.present?
+
+      # Avoid creating a new terms record if the text is exactly the same.
+      terms = terms.strip
+      return if terms == @application_setting.terms
+
+      ApplicationSetting::Term.create(terms: terms)
+      @application_setting.reset_memoized_terms
+    end
   end
 end