def get(self, request, *args, **kwargs):
"""
生成订单 生成微信支付二维码
二维码链接 code_url
跳转到微信支付二维码页面 href_url
:param request:
|参数|类型|是否必填|说明|：
|package_id|int|是|套餐ID|
### 示例
GET /api/v1/vip/pay/wechat/paying/?package_id=1
:return:
|参数|类型|说明|
|href_url|string|跳转微信支付页面链接|
"""
package_id = request.GET.get('package_id')
order = VIPOrder.create_order(request.user, package_id)
if order:
# 获取二维码链接
wxpayconf_pub = WxPayConf_pub()
unifiedorder_pub = UnifiedOrder_pub()
total_fee = int(order.price * 100)
attach_data = settings.LMS_ROOT_URL + reverse("vip_purchase")
unifiedorder_pub.setParameter("body", order.name)
out_trade_no = create_trade_id(order.id)
order.pay_type = VIPOrder.PAY_TYPE_BY_WECHAT
order.outtradeno = out_trade_no
order.save()
unifiedorder_pub.setParameter("out_trade_no", out_trade_no)
unifiedorder_pub.setParameter("total_fee", str(total_fee))
unifiedorder_pub.setParameter(
"notify_url", wxpayconf_pub.NOTIFY_URL)
unifiedorder_pub.setParameter("trade_type", "NATIVE")
unifiedorder_pub.setParameter("attach", attach_data)
code_url = unifiedorder_pub.getCodeUrl()
para_str = "?code_url={}&order_id={}&price={}".format(
code_url, order.id, order.price)
href_url = settings.LMS_ROOT_URL + \
reverse("vip_pay_wechat_qrcode_paying") + para_str
data = {
'href_url': href_url,
'order_id': order.id,
}
return Response(xresult(data=data))
else:
return Response(xresult(msg='fail', code=-1))
def get_transaction_parameters(self,
basket,
request=None,
use_client_side_checkout=False,
**kwargs):
"""
"""
out_trade_no = create_trade_id(basket.id)
body = "BUY {amount} {currency}".format(amount=basket.total_incl_tax,
currency=basket.currency)
order_price = basket.total_incl_tax
total_fee = int(order_price * 100)
attach_data = urljoin(get_ecommerce_url(),
reverse('wechatpay:execute'))
wxpayconf_pub = WxPayConf_pub()
unifiedorder_pub = UnifiedOrder_pub()
unifiedorder_pub.setParameter("body", body)
unifiedorder_pub.setParameter("out_trade_no", out_trade_no)
unifiedorder_pub.setParameter("total_fee", str(total_fee))
unifiedorder_pub.setParameter("notify_url", wxpayconf_pub.NOTIFY_URL)
unifiedorder_pub.setParameter("trade_type", "NATIVE")
unifiedorder_pub.setParameter("attach", attach_data)
code_url = unifiedorder_pub.getCodeUrl()
approval_url = get_ecommerce_url() + reverse("wechatpay:page")
if not PaymentProcessorResponse.objects.filter(
processor_name=self.NAME,
basket=basket).update(transaction_id=out_trade_no):
self.record_processor_response({},
transaction_id=out_trade_no,
basket=basket)
parameters = {
'payment_page_url':
approval_url,
'code_url':
code_url,
'basket_id':
basket.id,
'request_page':
'{payurl}?out_trade_no={param}'.format(
payurl=(get_ecommerce_url() + reverse("wechatpay:result")),
param=out_trade_no),
}
return parameters
def get_transaction_parameters(self,
basket,
request=None,
use_client_side_checkout=False,
**kwargs):
"""
"""
# Get the basket, and make sure it belongs to the current user.
try:
basket = request.user.baskets.get(id=basket.id)
except ObjectDoesNotExist:
return {}
try:
# Freeze the basket so that it cannot be modified
basket.strategy = request.strategy
Applicator().apply(basket, request.user, request)
# basket.freeze()
if basket.total_incl_tax <= 0:
return {}
out_trade_no = create_trade_id(basket.id)
try:
course_data = get_course_info_from_catalog(
request.site,
basket.all_lines()[0].product)
body = course_data.get('title')
except Exception, e:
logger.exception(e)
body = 'buy course'
order_price = basket.total_incl_tax
total_fee = int(order_price * 100)
attach_data = urljoin(get_ecommerce_url(),
reverse('wechatpay:execute'))
wxpayconf_pub = WxPayConf_pub()
unifiedorder_pub = UnifiedOrder_pub()
unifiedorder_pub.setParameter("body", body)
unifiedorder_pub.setParameter("out_trade_no", out_trade_no)
unifiedorder_pub.setParameter("total_fee", str(total_fee))
unifiedorder_pub.setParameter("notify_url",
wxpayconf_pub.NOTIFY_URL)
unifiedorder_pub.setParameter("trade_type", "NATIVE")
unifiedorder_pub.setParameter("attach", attach_data)
code_url = unifiedorder_pub.getCodeUrl()
img = qrcode.make(code_url)
buf = BytesIO()
img.save(buf, format="PNG")
qrcode_img = base64.b64encode(buf.getvalue())
if not PaymentProcessorResponse.objects.filter(
processor_name=self.NAME,
basket=basket).update(transaction_id=out_trade_no):
self.record_processor_response({},
transaction_id=out_trade_no,
basket=basket)
parameters = {
'qrcode_img': qrcode_img,
}
return parameters