Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- `app/controllers/concerns/sign_in_token_authentication_concern.rb`:
  Conflict caused because of glitch-soc's theming system.
  Took upstream's new code and applied the theming system changes on top
  of it.
- `app/controllers/concerns/two_factor_authentication_concern.rb`:
  Conflict caused because of glitch-soc's theming system.
  Took upstream's new code and applied the theming system changes on top
  of it.

app/controllers/concerns/sign_in_token_authentication_concern.rb

@@ -18,7 +18,9 @@ module SignInTokenAuthenticationConcern
   def authenticate_with_sign_in_token
     user = self.resource = find_user
 
-    if user_params[:sign_in_token_attempt].present? && session[:attempt_user_id]
+    if user.present? && session[:attempt_user_id].present? && session[:attempt_user_updated_at] != user.updated_at.to_s
+      restart_session
+    elsif user_params.key?(:sign_in_token_attempt) && session[:attempt_user_id]
       authenticate_with_sign_in_token_attempt(user)
     elsif user.present? && user.external_or_valid_password?(user_params[:password])
       prompt_for_sign_in_token(user)
@@ -27,7 +29,7 @@ module SignInTokenAuthenticationConcern
 
   def authenticate_with_sign_in_token_attempt(user)
     if valid_sign_in_token_attempt?(user)
-      session.delete(:attempt_user_id)
+      clear_attempt_from_session
       remember_me(user)
       sign_in(user)
     else
@@ -42,11 +44,11 @@ module SignInTokenAuthenticationConcern
       UserMailer.sign_in_token(user, request.remote_ip, request.user_agent, Time.now.utc.to_s).deliver_later!
     end
 
-    set_locale do
-      session[:attempt_user_id] = user.id
-      use_pack 'auth'
-      @body_classes = 'lighter'
-      render :sign_in_token
-    end
+    set_attempt_session(user)
+    use_pack 'auth'
+
+    @body_classes = 'lighter'
+
+    set_locale { render :sign_in_token }
   end
 end