public function updateSignatures()
{
$message = 'Updating signatures... ';
$signatureInfos = $this->_Api->getSignatureVersionInfos();
if (empty($signatureInfos)) {
$message .= ' failed. (API: ' . $this->_Api->getError() . ')';
$this->_auditMessages[] = $message;
return false;
}
// check for regex-db update:
$fileRegexDb = $this->_Settings->auditSettings['filecheck']['pathRegexDb'];
$pathRegexDb = dirname($fileRegexDb);
if (!is_writable($pathRegexDb)) {
$message .= ' failed. (Target directory not writeable.)';
$this->_auditMessages[] = $message;
return false;
}
$RegexDb = new FileStorageEngine($fileRegexDb);
if (!empty($signatureInfos['signature_versions']['regex_complete'])) {
if ((int) $signatureInfos['signature_versions']['regex_complete']['version'] > (int) $RegexDb->version) {
$downloadResult = Helper::downloadFile($signatureInfos['signature_versions']['regex_complete']['downloadUrl'], $pathRegexDb . '/regex_complete.tmp');
if ($downloadResult === false) {
$message .= ' failed. (Download failed.)';
$this->_auditMessages[] = $message;
return false;
}
if (sha1_file($pathRegexDb . '/regex_complete.tmp') !== $signatureInfos['signature_versions']['regex_complete']['checksum']) {
$message .= ' failed. (Checksum missmatch)';
$this->_auditMessages[] = $message;
unlink($pathRegexDb . '/regex_complete.tmp');
return false;
}
unlink($fileRegexDb);
rename($pathRegexDb . '/regex_complete.tmp', $pathRegexDb . '/regex_complete.wmdb');
}
}
// check for whitelist-db update:
$fileRegexWhitelist = $this->_Settings->auditSettings['filecheck']['pathRegexWhitelist'];
$pathRegexWhitelist = dirname($fileRegexWhitelist);
if (!is_writable($pathRegexWhitelist)) {
$message .= ' failed. (Target directory not writeable.)';
$this->_auditMessages[] = $message;
return false;
}
$RegexWhitelist = new FileStorageEngine($fileRegexWhitelist);
if (!empty($signatureInfos['signature_versions']['regex_whitelist'])) {
if ((int) $signatureInfos['signature_versions']['regex_whitelist']['version'] > (int) $RegexWhitelist->version) {
$downloadResult = Helper::downloadFile($signatureInfos['signature_versions']['regex_whitelist']['downloadUrl'], $pathRegexWhitelist . '/regex_whitelist.tmp');
if ($downloadResult === false) {
$message .= ' failed. (Download failed.)';
$this->_auditMessages[] = $message;
return false;
}
if (sha1_file($pathRegexWhitelist . '/regex_whitelist.tmp') !== $signatureInfos['signature_versions']['regex_whitelist']['checksum']) {
$message .= ' failed. (Checksum missmatch)';
$this->_auditMessages[] = $message;
unlink($pathRegexWhitelist . '/regex_whitelist.tmp');
return false;
}
unlink($fileRegexWhitelist);
rename($pathRegexWhitelist . '/regex_whitelist.tmp', $pathRegexWhitelist . '/regex_whitelist.wmdb');
}
}
$message .= ' Done.';
$this->_auditMessages[] = $message;
return true;
}
public function __construct(Database $Database)
{
$this->Database = $Database;
$this->runMode = Helper::getRunMode();
}