| public requireOnce ( string $entryIdentifier ) : mixed | ||
| $entryIdentifier | string | An identifier which describes the cache entry to load |
| return | mixed | Potential return value from the include operation |
public function requireOnce($entryIdentifier)
{
$pathAndFilename = $this->cacheDirectory . $entryIdentifier . $this->cacheEntryFileExtension;
if ($entryIdentifier !== basename($entryIdentifier)) {
throw new \InvalidArgumentException('The specified entry identifier (' . $entryIdentifier . ') must not contain a path segment.', 1282073036);
}
if (is_file($pathAndFilename)) {
return include_once $pathAndFilename;
} else {
return false;
}
}