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