public function prepareOrderValue ($value, $dc)
	{
		$orderField = $GLOBALS['TL_DCA']['tl_content']['fields'][$dc->field]['eval']['orderField'];
		$orderData = \StringUtil::deserialize($GLOBALS['TL_DCA']['tl_content']['fields'][$orderField]['data']);
		
		$GLOBALS['TL_DCA']['tl_content']['fields'][$dc->field]['eval'][$orderField] = (is_array($orderData)) ? $orderData : array();

		return $value;
	}