+
+ function saveTags() {
+ /* extract all #hastags */
+ $count = preg_match_all('/(?:^|\s)#([A-Za-z0-9_\-\.]{1,64})/', strtolower($this->content), $match);
+ if (!$count) {
+ return true;
+ }
+
+ /* elide characters we don't want in the tag */
+ $match[1] = str_replace(array('-', '_', '.'), '', $match[1]);
+
+ /* Add them to the database */
+ foreach(array_unique($match[1]) as $hashtag) {
+ $tag = DB_DataObject::factory('Notice_tag');
+ $tag->notice_id = $this->id;
+ $tag->tag = $hashtag;
+ $tag->created = $this->created;
+ $id = $tag->insert();
+ if (!$id) {
+ $last_error = PEAR::getStaticProperty('DB_DataObject','lastError');
+ common_log(LOG_ERR, 'DB error inserting hashtag: ' . $last_error->message);
+ common_server_error(sprintf(_('DB error inserting hashtag: %s'), $last_error->message));
+ return;
+ }
+ }
+ return true;
+ }
+
+ static function saveNew($profile_id, $content, $source=NULL, $is_local=1, $reply_to=NULL, $uri=NULL) {
+
+ $notice = new Notice();
+ $notice->profile_id = $profile_id;
+ $notice->is_local = $is_local;
+ $notice->reply_to = $reply_to;
+ $notice->created = common_sql_now();
+ $notice->content = $content;
+ $notice->rendered = common_render_content($notice->content, $notice);
+ $notice->source = $source;
+ $notice->uri = $uri;
+
+ $id = $notice->insert();
+
+ if (!$id) {
+ return _('Problem saving notice.');
+ }
+
+ # Update the URI after the notice is in the database
+ if (!$uri) {
+ $orig = clone($notice);
+ $notice->uri = common_notice_uri($notice);
+
+ if (!$notice->update($orig)) {
+ return _('Problem saving notice.');
+ }
+ }
+
+ # XXX: do we need to change this for remote users?
+
+ common_save_replies($notice);
+ $notice->saveTags();
+
+ # Clear the cache for subscribed users, so they'll update at next request
+ # XXX: someone clever could prepend instead of clearing the cache
+
+ if (common_config('memcached', 'enabled')) {
+ $notice->blowSubsCache();
+ }
+
+ return $notice;
+ }
+
+ function blowSubsCache() {
+ $cache = new Memcache();
+ if ($cache->connect(common_config('memcached', 'server'), common_config('memcached', 'port'))) {
+ $user = new User();
+
+ $user->query('SELECT id ' .
+ 'FROM user JOIN subscription ON user.id = subscription.subscriber ' .
+ 'WHERE subscription.subscribed = ' . $this->profile_id);
+
+ while ($user->fetch()) {
+ $cache->delete(common_cache_key('user:notices_with_friends:' . $user->id));
+ }
+
+ $user->free();
+ unset($user);
+ }
+ }