/**
* Create and return a user group backend with the given name and given configuration applied to it
*
* @param string $name
* @param ConfigObject $backendConfig
*
* @return UserGroupBackendInterface
*
* @throws ConfigurationError
*/
public static function create($name, ConfigObject $backendConfig)
{
if ($backendConfig->name !== null) {
$name = $backendConfig->name;
}
if (!($backendType = strtolower($backendConfig->backend))) {
throw new ConfigurationError('Configuration for user group backend "%s" is missing the \'backend\' directive', $name);
}
if (in_array($backendType, static::$defaultBackends)) {
// The default backend check is the first one because of performance reasons:
// Do not attempt to load a custom user group backend unless it's actually required
} elseif (($customClass = static::getCustomUserGroupBackend($backendType)) !== null) {
$backend = new $customClass($backendConfig);
if (!is_a($backend, 'Icinga\\Authentication\\UserGroup\\UserGroupBackendInterface')) {
throw new ConfigurationError('Cannot utilize user group backend of type "%s".' . ' Class "%s" does not implement UserGroupBackendInterface', $backendType, $customClass);
}
$backend->setName($name);
return $backend;
} else {
throw new ConfigurationError('Configuration for user group backend "%s" defines an invalid backend type.' . ' Backend type "%s" is not supported', $name, $backendType);
}
if ($backendConfig->resource === null) {
throw new ConfigurationError('Configuration for user group backend "%s" is missing the \'resource\' directive', $name);
}
$resource = ResourceFactory::create($backendConfig->resource);
switch ($backendType) {
case 'db':
$backend = new DbUserGroupBackend($resource);
break;
case 'ini':
$backend = new IniUserGroupBackend($resource);
break;
case 'ldap':
case 'msldap':
$backend = new LdapUserGroupBackend($resource);
$backend->setConfig($backendConfig);
break;
}
$backend->setName($name);
return $backend;
}
