Allow a user to accept/decline terms

When a user accepts, we store this in the agreements to keep track of
which terms they accepted. We also update the flag on the user.

1 files changed, 30 insertions, 0 deletions

diff --git a/app/policies/application_setting/term_policy.rb b/app/policies/application_setting/term_policy.rb
new file mode 100644
index 00000000000..648932ddba9
--- /dev/null
+++ b/app/policies/application_setting/term_policy.rb
@@ -0,0 +1,30 @@
+class ApplicationSetting
+  class TermPolicy < BasePolicy
+    include Gitlab::Utils::StrongMemoize
+
+    condition(:logged_in, scope: :user) { @user }
+
+    condition(:current_terms, scope: :subject) do
+      Gitlab::CurrentSettings.current_application_settings.latest_terms == @subject
+    end
+
+    condition(:terms_accepted, scope: :user, score: 1) do
+      agreement&.accepted
+    end
+
+    rule { logged_in & current_terms }.policy do
+      enable :accept_terms
+      enable :decline_terms
+    end
+
+    rule { terms_accepted }.prevent :accept_terms
+
+    def agreement
+      strong_memoize(:agreement) do
+        next nil if @user.nil? || @subject.nil?
+
+        @user.term_agreements.find_by(term: @subject)
+      end
+    end
+  end
+end