private function _getVariables ()
	{
		$variables = $this->_overrideObject;

		if ($this->_element !== null)
		{
			foreach ($this->_element->attributes() as $name)
				if ($name !== $this->_handle)
					$variables[$name] = $this->_element->$name;

			$variables = array_merge(
				$variables,
				$this->_element->toArray($this->_element->extraFields())
			);
		}

		return $variables;
	}