<?php
/*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, 2009, Control Yourself, Inc.
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-if (!defined('LACONICA')) { exit(1); }
+if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
// We keep 5 pages of inbox notices in memcache, +1 for pagination check
define('INBOX_CACHE_WINDOW', 101);
+define('NOTICE_INBOX_GC_BOXCAR', 128);
+define('NOTICE_INBOX_GC_MAX', 12800);
+define('NOTICE_INBOX_LIMIT', 1000);
+define('NOTICE_INBOX_SOFT_LIMIT', 1000);
define('NOTICE_INBOX_SOURCE_SUB', 1);
define('NOTICE_INBOX_SOURCE_GROUP', 2);
define('NOTICE_INBOX_SOURCE_REPLY', 3);
+define('NOTICE_INBOX_SOURCE_FORWARD', 4);
define('NOTICE_INBOX_SOURCE_GATEWAY', -1);
class Notice_inbox extends Memcached_DataObject
$inbox->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\'');
}
- $inbox->orderBy('notice_id DESC');
+ $inbox->orderBy('created DESC');
if (!is_null($offset)) {
$inbox->limit($offset, $limit);
{
return Memcached_DataObject::pkeyGet('Notice_inbox', $kv);
}
+
+ /**
+ * Trim inbox for a given user to latest NOTICE_INBOX_LIMIT items
+ * (up to NOTICE_INBOX_GC_MAX will be deleted).
+ *
+ * @param int $user_id
+ * @return int count of notices dropped from the inbox, if any
+ */
+ static function gc($user_id)
+ {
+ $entry = new Notice_inbox();
+ $entry->user_id = $user_id;
+ $entry->orderBy('created DESC');
+ $entry->limit(NOTICE_INBOX_LIMIT - 1, NOTICE_INBOX_GC_MAX);
+
+ $total = $entry->find();
+
+ if ($total > 0) {
+ $notices = array();
+ $cnt = 0;
+ while ($entry->fetch()) {
+ $notices[] = $entry->notice_id;
+ $cnt++;
+ if ($cnt >= NOTICE_INBOX_GC_BOXCAR) {
+ self::deleteMatching($user_id, $notices);
+ $notices = array();
+ $cnt = 0;
+ }
+ }
+
+ if ($cnt > 0) {
+ self::deleteMatching($user_id, $notices);
+ $notices = array();
+ }
+ }
+
+ return $total;
+ }
+
+ static function deleteMatching($user_id, $notices)
+ {
+ $entry = new Notice_inbox();
+ return $entry->query('DELETE FROM notice_inbox '.
+ 'WHERE user_id = ' . $user_id . ' ' .
+ 'AND notice_id in ('.implode(',', $notices).')');
+ }
+
+ static function bulkInsert($notice_id, $created, $ni)
+ {
+ $cnt = 0;
+
+ $qryhdr = 'INSERT INTO notice_inbox (user_id, notice_id, source, created) VALUES ';
+ $qry = $qryhdr;
+
+ foreach ($ni as $id => $source) {
+ if ($cnt > 0) {
+ $qry .= ', ';
+ }
+ $qry .= '('.$id.', '.$notice_id.', '.$source.", '".$created. "') ";
+ $cnt++;
+ if (rand() % NOTICE_INBOX_SOFT_LIMIT == 0) {
+ // FIXME: Causes lag in replicated servers
+ // Notice_inbox::gc($id);
+ }
+ if ($cnt >= MAX_BOXCARS) {
+ $inbox = new Notice_inbox();
+ $result = $inbox->query($qry);
+ if (PEAR::isError($result)) {
+ common_log_db_error($inbox, $qry);
+ }
+ $qry = $qryhdr;
+ $cnt = 0;
+ }
+ }
+
+ if ($cnt > 0) {
+ $inbox = new Notice_inbox();
+ $result = $inbox->query($qry);
+ if (PEAR::isError($result)) {
+ common_log_db_error($inbox, $qry);
+ }
+ }
+
+ return;
+ }
}