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<?php
/*
* 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
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
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
{
###START_AUTOCODE
/* the code below is auto generated do not remove the above tag */
public $__table = 'notice_inbox'; // table name
public $user_id; // int(4) primary_key not_null
public $notice_id; // int(4) primary_key not_null
public $created; // datetime() not_null
public $source; // tinyint(1) default_1
/* Static get */
function staticGet($k,$v=null)
{ return Memcached_DataObject::staticGet('Notice_inbox',$k,$v); }
/* the code above is auto generated do not remove the tag below */
###END_AUTOCODE
function stream($user_id, $offset, $limit, $since_id, $max_id, $since, $own=false)
{
return Notice::stream(array('Notice_inbox', '_streamDirect'),
array($user_id, $own),
($own) ? 'notice_inbox:by_user:'.$user_id :
'notice_inbox:by_user_own:'.$user_id,
$offset, $limit, $since_id, $max_id, $since);
}
function _streamDirect($user_id, $own, $offset, $limit, $since_id, $max_id, $since)
{
$inbox = new Notice_inbox();
$inbox->user_id = $user_id;
if (!$own) {
$inbox->whereAdd('source != ' . NOTICE_INBOX_SOURCE_GATEWAY);
}
if ($since_id != 0) {
$inbox->whereAdd('notice_id > ' . $since_id);
}
if ($max_id != 0) {
$inbox->whereAdd('notice_id <= ' . $max_id);
}
if (!is_null($since)) {
$inbox->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\'');
}
$inbox->orderBy('created DESC');
if (!is_null($offset)) {
$inbox->limit($offset, $limit);
}
$ids = array();
if ($inbox->find()) {
while ($inbox->fetch()) {
$ids[] = $inbox->notice_id;
}
}
return $ids;
}
function &pkeyGet($kv)
{
return Memcached_DataObject::pkeyGet('Notice_inbox', $kv);
}
static function gc($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);
$notices = array();
}
}
}
static function deleteMatching($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;
}
}
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