}
/**
- * Encode an object for queued storage.
- * Next gen may use serialization.
+ * Encode an object or variable for queued storage.
+ * Notice objects are currently stored as an id reference;
+ * other items are serialized.
*
- * @param mixed $object
+ * @param mixed $item
* @return string
*/
- protected function encode($object)
+ protected function encode($item)
{
- if ($object instanceof Notice) {
- return $object->id;
- } else if (is_string($object)) {
- return $object;
+ if ($item instanceof Notice) {
+ // Backwards compat
+ return $item->id;
} else {
- throw new ServerException("Can't queue this type", 500);
+ return serialize($item);
}
}
/**
* Decode an object from queued storage.
- * Accepts back-compat notice reference entries and strings for now.
+ * Accepts notice reference entries and serialized items.
*
* @param string
* @return mixed
protected function decode($frame)
{
if (is_numeric($frame)) {
+ // Back-compat for notices...
return Notice::staticGet(intval($frame));
- } else {
+ } elseif (substr($frame, 0, 1) == '<') {
+ // Back-compat for XML source
return $frame;
+ } else {
+ // Deserialize!
+ #$old = error_reporting();
+ #error_reporting($old & ~E_NOTICE);
+ $out = unserialize($frame);
+ #error_reporting($old);
+
+ if ($out === false && $frame !== 'b:0;') {
+ common_log(LOG_ERR, "Couldn't unserialize queued frame: $frame");
+ return false;
+ }
+ return $out;
}
}
}
$host = $this->cons[$idx]->getServer();
- if (is_numeric($frame->body)) {
- $id = intval($frame->body);
- $info = "notice $id posted at {$frame->headers['created']} in queue $queue from $host";
-
- $notice = Notice::staticGet('id', $id);
- if (empty($notice)) {
- $this->_log(LOG_WARNING, "Skipping missing $info");
- $this->ack($idx, $frame);
- $this->commit($idx);
- $this->begin($idx);
- $this->stats('badnotice', $queue);
- return false;
- }
-
- $item = $notice;
- } else {
- // @fixme should we serialize, or json, or what here?
- $info = "string posted at {$frame->headers['created']} in queue $queue from $host";
- $item = $frame->body;
+ $item = $this->decode($frame->body);
+ if (empty($item)) {
+ $this->_log(LOG_ERR, "Skipping empty or deleted item in queue $queue from $host");
+ return true;
}
+ $info = $this->logrep($item) . " posted at " .
+ $frame->headers['created'] . " in queue $queue from $host";
+ $this->_log(LOG_DEBUG, "Dequeued $info");
$handler = $this->getHandler($queue);
if (!$handler) {