- if ($user->isSubscribed($other)) {
- return _('Already subscribed!.');
- }
-
- if ($other->hasBlocked($user)) {
- return _('User has blocked you.');
- }
-
- if (!$user->subscribeTo($other)) {
- return _('Could not subscribe.');
- return;
- }
-
- subs_notify($other, $user);
-
- $cache = common_memcache();
-
- if ($cache) {
- $cache->delete(common_cache_key('user:notices_with_friends:' . $user->id));
- }
-
- $profile = $user->getProfile();
-
- $profile->blowSubscriptionsCount();
- $other->blowSubscribersCount();
-
- if ($other->autosubscribe && !$other->isSubscribed($user) && !$user->hasBlocked($other)) {
- if (!$other->subscribeTo($user)) {
- return _('Could not subscribe other to you.');
- }
- $cache = common_memcache();
-
- if ($cache) {
- $cache->delete(common_cache_key('user:notices_with_friends:' . $other->id));
- }
-
- subs_notify($user, $other);
- }
-
- return true;
-}
-
-function subs_notify($listenee, $listener)
-{
- # XXX: add other notifications (Jabber, SMS) here
- # XXX: queue this and handle it offline
- # XXX: Whatever happens, do it in Twitter-like API, too
- subs_notify_email($listenee, $listener);
-}
-
-function subs_notify_email($listenee, $listener)
-{
- mail_subscribe_notify($listenee, $listener);
-}
-
-/* Unsubscribe $user from nickname $other_nickname
- Returns true or an error message.
-*/
-
-function subs_unsubscribe_user($user, $other_nickname)
-{
-
- $other = User::staticGet('nickname', $other_nickname);
-
- if (!$other) {
- return _('No such user.');