/**
* Uses a secondary database connection to check outside the transaction scope
* if a file has been generated during the current process execution
* @param string $filePath
* @param int $expiry
* @param int $curtime
* @param int $ttl
* @param string $fname
* @return bool false if the file exists and is not expired, true otherwise
*/
function _verifyExclusiveLock($filePath, $expiry, $curtime, $ttl, $fname = false)
{
// we need to create a new backend connection in order to be outside the
// current transaction scope
if ($this->backendVerify === null) {
$backendclass = get_class($this);
$this->backendVerify = new $backendclass($filePath);
$this->backendVerify->_connect(true);
}
// we then check the file metadata in this scope to see if it was created
// in between
$metaData = $this->backendVerify->_fetchMetadata($filePath);
if ($metaData !== false) {
if (!eZDBFileHandler::isFileExpired($filePath, $metaData['mtime'], max($curtime, $expiry), $curtime, $ttl)) {
eZDebugSetting::writeDebug('kernel-clustering', "DBFile '{$filePath}' is valid and not expired", __METHOD__);
return false;
}
}
return true;
}
/**
* Move/rename file to $dstPath
* @param string $dstPath Destination path
*/
function move($dstPath)
{
$dstPath = eZDBFileHandler::cleanPath($dstPath);
$srcPath = $this->filePath;
eZDebugSetting::writeDebug('kernel-clustering', "dfs::fileMove( '{$srcPath}', '{$dstPath}' )");
self::$dbbackend->_rename($srcPath, $dstPath);
$this->metaData = null;
}
