+ // note we checked for existence above
+
+ if (!$sub->delete())
+ return _('Couldn\'t delete subscription.');
+
+ $cache = common_memcache();
+
+ if ($cache) {
+ $cache->delete(common_cache_key('user:notices_with_friends:' . $user->id));
+ }
+
+ $profile = $user->getProfile();
+
+ $profile->blowSubscriptionsCount();
+ $other->blowSubscribersCount();
+
+ Event::handle('EndUnsubscribe', array($user, $other));
+ }
+ } catch (Exception $e) {
+ return $e->getMessage();
+ }