def get_notify_data_and_verify(self, resp_data):
"""
接收从支付宝支付后台发送过来的数据并验证签名
:return: 支付宝支付后台返回的数据
"""
# 接收从支付宝后台传来的数据
if checkSign(resp_data) != 0:
logging.error('from ali pay notification: sign error: ' + str(resp_data))
raise AliPayException(AliPayException.ERROR_SIGN, u'签名错误')
notify_id = resp_data.get('notify_id')
if not notify_id or not AliPayApi.verify_notification(notify_id):
logging.error('from ali pay notification: notify_id error: ' + str(resp_data))
raise AliPayException(AliPayException.FAILED_NOTIFY_ID, u'notify_id无效')
return resp_data
