public static function create(\browserfs\website\Cache &$cache, $namespaceName)
{
if (!is_string($namespaceName)) {
throw new \browserfs\Exception('Invalid argument: $namespaceName: string expected!');
}
$result = new self(null, $cache->getName() . '_' . $namespaceName);
$result->cache = $cache;
$result->namespace = $namespaceName;
return $result;
}
protected function addCacheSource($cacheName, $cacheURI)
{
$info = @parse_url($cacheURI);
if ($info === false || !is_array($info) || !isset($info['scheme'])) {
throw new \browserfs\Exception('URL "' . $cacheURI . '" is not a valid cache URI ( source = "' . $cacheName . '" )');
}
$cacheType = $info['scheme'];
$cache = \browserfs\website\Cache::factory($cacheType, $info, $cacheName);
$this->caches[$cacheName] = $cache;
}
public static function factory($cacheTypeSchemaName, $cacheDriverConnectionConfig, $cacheSourceName)
{
if (!is_string($cacheTypeSchemaName) || $cacheTypeSchemaName === '') {
throw new \browserfs\Exception('Invalid argument $cacheTypeSchemaName: non-empty string expected!');
}
if (!is_array($cacheDriverConnectionConfig)) {
throw new \browserfs\Exception('Invalid argument $cacheDriverConnectionConfig: array expected!');
}
if (!is_string($cacheSourceName) || $cacheSourceName === '') {
throw new \browserfs\Exception('Invalid argument $cacheSourceName: Expected non-empty string!');
}
if (!isset(self::$factories[$cacheTypeSchemaName])) {
throw new \browserfs\Exception('Failed to instantiate cache of type "' . $cacheTypeSchemaName . '": No driver provider registered!');
}
try {
$className = self::$factories[$cacheTypeSchemaName];
if (!class_exists($className)) {
throw new \browserfs\Exception('Class "' . $className . '" implementing cache of type "' . $cacheTypeSchemaName . '" was not found!');
}
$result = new $className($cacheDriverConnectionConfig, $cacheSourceName);
if (!$result instanceof \browserfs\website\Cache) {
throw new \browserfs\Exception('Although a declared cache driver for scheme "' . $cacheTypeSchemaName . '" was found in class "' . $className . '", it could not be used because it does not extend \\browserfs\\website\\Cache');
}
return $result;
} catch (\Exception $e) {
throw new \browserfs\Exception('Failed to initialize cache source "' . $cacheSourceName . '": ' . $e->getMessage(), 1, $e);
}
}
}
\browserfs\website\Cache::registerDriver('memory', '\\' . __NAMESPACE__ . '\\Cache\\Driver\\Memory');
