def get_qrcode(request, product_id, tpl="pay/qrcode.html"):
"""
:param request:
:param product_id:
:return:
"""
pay = WeChatPayModeA(appid=pay_settings.WEICHAT_APPID,
mch_id=pay_settings.WEICHAT_MCH_ID,
key=pay_settings.WEICHAT_KEY)
output = StringIO()
img = pay.generate_qrcode(product_id)
# img.drawrect(14, 14)
img.save(output)
qr_code = output.getvalue()
output.close()
template = loader.get_template(tpl)
context = RequestContext(
request, {'img_uri': image_to_base64_uri(qr_code)})
return HttpResponse(template.render(context))
def wechat_pay_call_back(request):
"""
"""
try:
from datetime import datetime, timedelta
time_format = '%Y%m%d%H%M%S'
date_now = datetime.now()
after_2_hour = date_now + timedelta(hours=2)
logger.debug("wechat_pay_call_back")
pay_a = WeChatPayModeA(appid=pay_settings.WEICHAT_APPID,
mch_id=pay_settings.WEICHAT_MCH_ID,
key=pay_settings.WEICHAT_KEY)
# 得到回调参数
temp = pay_a.format_response(request)
temp_json = json.dumps(temp)
logger.debug("wechat return: %s", temp_json)
productid, openid = temp.get('product_id'), temp.get('openid')
# 扫码支付模式一的统一下单
pay_result = pay_a.unifiedorder(
"Product detail", date_now.strftime(
time_format), 1, request.META['REMOTE_ADDR'],
'http://gic-test.yun-idc.com/pay/wechat/pay_call_back', openid=openid,
product_id=productid, time_start=date_now.strftime(time_format), time_expire=after_2_hour.strftime(time_format),
limit_pay='no_credit')
temp = pay_a.format_response(pay_result)
logger.debug("wechat unifiedorder: %s", json.dumps(temp))
# 格式化输出参数
result = pay_a.format_response(pay_result)
# 根据接收的数据生成支付订单的等一系列处理
result = pay_a.dict_to_xml_str(result)
return HttpResponse(content=result, content_type='application/xml')
except Exception as e:
logger.error(e.message, exc_info=True)
return HttpResponse('500')
