public function eZSIBlockFunction($functionName = 'si-block')
 {
     $this->FunctionName = $functionName;
     // block type : ESI or SSI
     $this->SIBlockHandler = eZSIBlockFunction::loadSIBlockHandler();
     // file handling
     $this->SIFileHandler = eZSIBlockFunction::loadSIFileHandler();
 }
function removeFileIfNeeded($expiredBlock, $db)
{
    $ini = eZINI::instance('ezsi.ini');
    $deleteSIBlockOnFailure = $ini->variable('CronjobSettings', 'DeleteSIBlockOnFailure');
    $fileHandler = eZSIBlockFunction::loadSIFileHandler();
    if ($deleteSIBlockOnFailure == 'enabled') {
        $sql = "DELETE FROM ezsi_files WHERE namehash = '" . $expiredBlock['namehash'] . "'";
        if ($db->query($sql)) {
            $pathInfo = pathinfo($expiredBlock['filepath']);
            if (!$fileHandler->removeFile($pathInfo['dirname'], $pathInfo['basename'])) {
                eZDebug::writeError('Removing of SI block ' . $expiredBlock['filepath'] . ' failed');
            }
        } else {
            eZDebug::writeError('Unable to remove the SI block row ' . $expiredBlock['namehash'] . ' from the database');
        }
    }
}