nextcloud / server

			$info = $this->appManager->getAppInfo($appId);

			if (isset($info['two-factor-providers'])) {

				$providerClasses = $info['two-factor-providers'];

				foreach ($providerClasses as $class) {

					try {

						$this->loadTwoFactorApp($appId);

						$provider = OC::$server->query($class);

						$providers[$provider->getId()] = $provider;

					} catch (QueryException $exc) {

						// Provider class can not be resolved

						throw new Exception("Could not load two-factor auth provider $class");

					}

				}

			}

		}

	public function checkForOrphanedClassNames() {

		$tables = [ self::TABLE_ADMIN_SECTIONS, self::TABLE_ADMIN_SETTINGS ];

		foreach ($tables as $table) {

			$classes = $this->getClasses($table);

			foreach($classes as $className) {

				try {

					\OC::$server->query($className);

				} catch (QueryException $e) {

					$this->remove($table, $className);

				}

			}

		}

	}

	/**