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<?php
/**
* Table Definition for queue_item
*/
require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
class Queue_item extends Memcached_DataObject
{
###START_AUTOCODE
/* the code below is auto generated do not remove the above tag */
public $__table = 'queue_item'; // table name
public $notice_id; // int(4) primary_key not_null
public $transport; // varchar(8) primary_key not_null
public $created; // datetime() not_null
public $claimed; // datetime()
/* Static get */
function staticGet($k,$v=null)
{ return Memcached_DataObject::staticGet('Queue_item',$k,$v); }
/* the code above is auto generated do not remove the tag below */
###END_AUTOCODE
function sequenceKey()
{ return array(false, false); }
static function top($transport=null) {
$qi = new Queue_item();
if ($transport) {
$qi->transport = $transport;
}
$qi->orderBy('created');
$qi->whereAdd('claimed is null');
$qi->limit(1);
$cnt = $qi->find(true);
if ($cnt) {
# XXX: potential race condition
# can we force it to only update if claimed is still null
# (or old)?
common_log(LOG_INFO, 'claiming queue item = ' . $qi->notice_id .
' for transport ' . $qi->transport);
$orig = clone($qi);
$qi->claimed = common_sql_now();
$result = $qi->update($orig);
if ($result) {
common_log(LOG_INFO, 'claim succeeded.');
return $qi;
} else {
common_log(LOG_INFO, 'claim failed.');
}
}
$qi = null;
return null;
}
function pkeyGet($kv)
{
return Memcached_DataObject::pkeyGet('Queue_item', $kv);
}
}
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