1 files changed, 55 insertions, 0 deletions
diff --git a/_darcs/pristine/classes/Queue_item.php b/_darcs/pristine/classes/Queue_item.php
new file mode 100644
index 000000000..8ba3281de
--- /dev/null
+++ b/_darcs/pristine/classes/Queue_item.php
@@ -0,0 +1,55 @@
+<?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) {
+
+		$qi = new Queue_item();
+		$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 ' . $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;
+	}
+}