X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=sidebyside;f=classes%2FQueue_item.php;h=007d4ed23203464a3df8f79031051f276171333b;hb=0d30dff6d6daffcc93b1ca43bfc348d3f38572f2;hp=9b909ec22ba8360ca1f39ee5f990cd47ed92f3e7;hpb=7ad2f2a371eae2489330f30306cfcbb204411bae;p=quix0rs-gnu-social.git diff --git a/classes/Queue_item.php b/classes/Queue_item.php index 9b909ec22b..007d4ed232 100644 --- a/classes/Queue_item.php +++ b/classes/Queue_item.php @@ -4,16 +4,16 @@ */ require_once INSTALLDIR.'/classes/Memcached_DataObject.php'; -class Queue_item extends Memcached_DataObject +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 $id; // int(4) primary_key not_null + public $frame; // blob not_null public $created; // datetime() not_null - public $claimed; // datetime() + public $claimed; // datetime() /* Static get */ function staticGet($k,$v=null) @@ -22,13 +22,22 @@ class Queue_item extends Memcached_DataObject /* the code above is auto generated do not remove the tag below */ ###END_AUTOCODE - function sequenceKey() - { return array(false, false); } - - static function top($transport) { + /** + * @param mixed $transports name of a single queue or array of queues to pull from + * If not specified, checks all queues in the system. + */ + static function top($transports=null) { $qi = new Queue_item(); - $qi->transport = $transport; + if ($transports) { + if (is_array($transports)) { + // @fixme use safer escaping + $list = implode("','", array_map(array($qi, 'escape'), $transports)); + $qi->whereAdd("transport in ('$list')"); + } else { + $qi->transport = $transports; + } + } $qi->orderBy('created'); $qi->whereAdd('claimed is null'); @@ -40,7 +49,8 @@ class Queue_item extends Memcached_DataObject # 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 ' . $transport); + common_log(LOG_INFO, 'claiming queue item id = ' . $qi->id . + ' for transport ' . $qi->transport); $orig = clone($qi); $qi->claimed = common_sql_now(); $result = $qi->update($orig); @@ -54,4 +64,17 @@ class Queue_item extends Memcached_DataObject $qi = null; return null; } + + /** + * Release a claimed item. + */ + function releaseCLaim() + { + // DB_DataObject doesn't let us save nulls right now + $sql = sprintf("UPDATE queue_item SET claimed=NULL WHERE id=%d", $this->id); + $this->query($sql); + + $this->claimed = null; + $this->encache(); + } }