2019獨角獸企業重金招聘Python工程師標準>>>

#!/usr/bin/env python # encoding: utf-8 ''' Created on 2011-1-5 @author: codeback@gmail.com ''' import hashlib import urllib2verfyURL={"https":"https://www.alipay.com/cooperate/gateway.do?service=notify_verify","http" :"http://notify.alipay.com/trade/notify_query.do?",} gateway="https://www.alipay.com/cooperate/gateway.do"class alipay:def __init__(self,partner="您的淘寶身份",key="您的淘寶Key",sellermail="賣家郵箱",notifyurl="異步通知回調URL",returnurl="跳轉回調URL",showurl="產品頁面"):self.key=key;self.conf={'partner' : partner,'service' : "create_direct_pay_by_user",'payment_type' : "1",'seller_email' : sellermail,'notify_url' : notifyurl,'return_url' : returnurl,'show_url' : showurl,'_input_charset' : "UTF-8",'sign_type' : "MD5",#其他參數，如果有默認值定義在下面：'paymethod' : "",'mainname' : "",}def populateURLStr(self,params):ks=params.keys()ks.sort()rlt=''for k in ks:if params[k]==None or len(params[k])==0 \or k=="sign" or k=="sign_type" or k=="key":continuerlt=rlt+"&%s=%s"%(k,params[k])print "URL:"+rlt[1:]return rlt[1:]def buildSign(self,params):sign=hashlib.md5(self.populateURLStr(params)+self.key).hexdigest()print "md5 sign is %s" % sign;return sign'''校驗支付寶返回的參數，交易成功的通知回調.校驗分為兩個步驟：檢查簽名是否正確、訪問支付寶確認當前數據是由支付寶返回。params為支付寶傳回的數據。'''def notifiyCall(self,params,verify=True,transport="http"):sign=Noneif params.has_key('sign'):sign=params['sign']locSign=self.buildSign(params)if sign==None or locSign!=sign:print "sign error."return "fail"if params['trade_status']!='TRADE_FINISHED' and params['trade_status']!='TRADE_SUCCESS':return "fail"if not verify:return "success"else:print "Verify the request is call by alipay.com...."url = verfyURL[transport] + "&partner=%s&notify_id=%s"%(self.conf['partner'],params['notify_id'])response=urllib2.urlopen(url)html=response.read()print "aliypay.com return: %s" % htmlif html=='true':return "success"return "fail"'''生成提交到支付寶的表單，用戶通過此表單將訂單信息提交到支付寶。由params參數提供訂單信息，必須包含以下幾項內容：out_trade_no：訂單號subject :訂單名稱、或商品名稱body :訂單備注、描述total_fee :總額'''def createPayForm(self,params,method="POST",title="確認，支付寶付款"):params.update(self.conf)sign=self.buildSign(params)params['sign']=signele=""for nm in params:print "key in params : %s"%nmif params[nm]==None or len(params[nm])==0 or nm=='_input_charset':continueele = ele + " <input type='hidden' name='%s' value='%s' />" % (nm,params[nm])html='''<form name='alipaysubmit' action='%s?_input_charset=%s' method='%s' target='_blank'>%s<input type="submit" value="%s" /></form>''' % (gateway,params['_input_charset'],method,ele,title)return html

轉載于:https://my.oschina.net/u/2007546/blog/424343

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