def wap_pay(self, order_no, order_name, total_fee, user_open_id, notify_url, client_ip):
"""
公众号支付
:param order_name:
:param notify_url:
:param order_no:
:param client_ip:
:param total_fee:
:param user_open_id: 用户OPENID
:return:
"""
if not user_open_id:
raise ValueError(u"user_open_id not can is null.")
nonce_str = self.gen_random_nonce_str()
prepay_data = dict(
appid=self.app_id,
mch_id=self.__partner_id,
nonce_str=nonce_str,
body=order_name,
out_trade_no=order_no,
total_fee=total_fee,
spbill_create_ip=client_ip,
notify_url=notify_url,
trade_type="JSAPI",
device_info="WEB",
openid=user_open_id
)
sign_param = self.filter_params(**prepay_data)
prepay_data["sign"] = self.make_sign(sign_param=sign_param)
prepay_xml = xml_json.unparse({"xml": prepay_data})
rep_xml = self._post(url=self.pay_url_v3, data=prepay_xml.encode('utf-8'))
rep_dict = xml_json.parse(rep_xml)
prepay_id = rep_dict.get("xml", {}).get('prepay_id')
now_time = int(time.time())
prepay = {
'timeStamp': now_time,
'nonceStr': nonce_str,
'appId': self.app_id,
'package': 'prepay_id={}'.format(prepay_id),
'signType': 'MD5'
}
filter_prepay = self.filter_params(**prepay)
prepay['sign'] = self.make_sign(filter_prepay)
return prepay
def app_pay_v3(self, order_no, order_name, total_fee, product_id, notify_url, client_ip):
"""
微信app支付（第三版本）
:param order_no:
:param order_name:
:param total_fee: 支付金额（分）
:param product_id: 商品ID
:param notify_url:
:param client_ip:
:return:
"""
if not product_id:
raise ValueError(u"product_id not can null.")
nonce_str = self.gen_random_nonce_str()
prepay_data = dict(
appid=self.app_id,
mch_id=self.__partner_id,
nonce_str=nonce_str,
body=order_name,
out_trade_no=order_no,
total_fee=total_fee,
spbill_create_ip=client_ip,
notify_url=notify_url,
trade_type="APP",
product_id=product_id
)
sign_param = self.filter_params(**prepay_data)
prepay_data["sign"] = self.make_sign(sign_param=sign_param)
prepay_xml = xml_json.unparse({"xml": prepay_data})
rep_xml = self._post(url=self.pay_url_v3, data=prepay_xml.encode('utf-8'))
rep_dict = xml_json.parse(rep_xml)
prepay_id = rep_dict.get("xml", {}).get('prepay_id')
now_time = int(time.time())
prepay = {
'appid': self.app_id,
'prepayid': prepay_id,
'noncestr': nonce_str,
'timestamp': now_time,
'package': 'Sign=WXPay',
'partnerid': self.__partner_id
}
filter_prepay = self.filter_params(**prepay)
prepay['sign'] = self.make_sign(filter_prepay)
return prepay
def web_refund(self, trade_no, refund_no, order_no, total_fee, refund_fee):
"""
公众号退款
:param trade_no: 交易流水号
:param refund_no: 退款单号
:param order_no: 订单号
:param total_fee: 交易总金额（分）
:param refund_fee: 退款金额（分）
:rtype: tuple
:return:
"""
nonce_str = self.gen_random_nonce_str()
prepay_data = dict(
appid=self.app_id,
mch_id=self.__partner_id,
nonce_str=nonce_str,
transaction_id=trade_no,
out_trade_no=order_no,
total_fee=total_fee,
out_refund_no=refund_no,
refund_fee=refund_fee,
op_user_id=self.__partner_id
)
sign_param = self.filter_params(**prepay_data)
prepay_data["sign"] = self.make_sign(sign_param=sign_param)
prepay_xml = xml_json.unparse({"xml": prepay_data})
rep_xml = self._post(
url='https://api.mch.weixin.qq.com/secapi/pay/refund',
data=prepay_xml.encode('utf-8'),
cert=(self.apiclient_cert_path, self.apiclient_key_path)
)
notify = xml_json.parse(rep_xml).get("xml", {})
old_sign = notify.get("sign")
if not old_sign:
return False, None
sign_param = self.filter_params(**notify)
new_sign = self.make_sign(sign_param=sign_param)
if new_sign == old_sign:
return True, notify
else:
return False, None
