protected function _init() {
		$self = static::_object();
		if (!isset($self->_actsAs)) {
			$self->_actsAs = [];
		}
		foreach ($self->_actsAs as $name => $config) {
			if (is_string($config)) {
				$name = $config;
				$config = [];
			}
			static::actsAs($name, $config);
		}
	}