/**
* @param $name
* @param int $flags
* @return null|Vulnerability
*/
public function getComputedVulnerability($name, $flags = 0)
{
if (!is_string($name)) {
throw new \InvalidArgumentException("Vulnerability name must be a string. Provided: '{$name}'");
}
$computeOnlyRoot = (bool) ($flags & self::COMPUTE_ONLY_ROOT);
if ($computeOnlyRoot && $this->getParent()) {
return $this->getParent()->getComputedVulnerability($name, $flags);
}
if ($this->cachedVulnerabilities->hasOwnVulnerability($name)) {
return $this->cachedVulnerabilities->get($name);
}
if ($this->vulnerabilitySet->hasOwnVulnerability($name)) {
$vuln = $this->vulnerabilitySet->get($name);
} else {
$parent = $this->getParent();
if ($parent) {
$vuln = $this->getParent()->getComputedVulnerability($name, $flags);
} else {
if ($this->host) {
$vuln = $this->host->getParentVulnerability($name, null, null, $computeOnlyRoot);
if ($vuln === null) {
$vuln = VulnerabilityFactory::instance()->create($name, false);
}
} else {
$vuln = VulnerabilityFactory::instance()->create($name, false);
}
}
}
if ($vuln) {
if (!$vuln->isTargetedAt($this->targets)) {
$this->cachedVulnerabilities->set(false, $name);
$vuln = false;
} else {
$this->cachedVulnerabilities->set($vuln);
}
} else {
$this->cachedVulnerabilities->set(false, $name);
$vuln = false;
}
return $vuln;
}
