3 * Laconica - a distributed open-source microblogging tool
4 * Copyright (C) 2008, Controlez-Vous, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 define('CLAIM_TIMEOUT', 1200);
22 if (!defined('LACONICA')) { exit(1); }
24 require_once(INSTALLDIR.'/lib/daemon.php');
25 require_once(INSTALLDIR.'/classes/Queue_item.php');
26 require_once(INSTALLDIR.'/classes/Notice.php');
28 class QueueHandler extends Daemon {
32 function QueueHandler($id=null)
41 return ucfirst($this->transport()) . 'Handler';
46 return strtolower($this->class_name().'.'.$this->get_id());
72 function handle_notice($notice)
79 if (!$this->start()) {
82 $this->log(LOG_INFO, 'checking for queued notices');
83 $transport = $this->transport();
85 $qi = Queue_item::top($transport);
87 $this->log(LOG_INFO, 'Got item enqueued '.common_exact_date($qi->created));
88 $notice = Notice::staticGet($qi->notice_id);
90 $this->log(LOG_INFO, 'broadcasting notice ID = ' . $notice->id);
91 # XXX: what to do if broadcast fails?
92 $result = $this->handle_notice($notice);
94 $this->log(LOG_WARNING, 'Failed broadcast for notice ID = ' . $notice->id);
98 $this->log(LOG_WARNING, 'Abandoned claim for notice ID = ' . $notice->id);
101 $this->log(LOG_INFO, 'finished broadcasting notice ID = ' . $notice->id);
106 $this->log(LOG_WARNING, 'queue item for notice that does not exist');
113 $this->clear_old_claims();
117 if (!$this->finish()) {
123 function idle($timeout=0)
130 function clear_old_claims()
132 $qi = new Queue_item();
133 $qi->transport = $this->transport();
134 $qi->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
135 $qi->update(DB_DATAOBJECT_WHEREADD_ONLY);
140 function log($level, $msg)
142 common_log($level, $this->class_name() . ' ('. $this->get_id() .'): '.$msg);