Python微信企业号开发之回调模式接收微信端客户端发送消息及被动返回消息示例

 #-*- coding:utf-8 -*- from flask import Flask,request from WXBizMsgCrypt import WXBizMsgCrypt import xml.etree.cElementTree as ET import sys app = Flask(__name__) @app.route('/index',methods=['GET','POST']) def index(): sToken = 'Uxxxx' sEncodingAESKey = 'U2xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx' sCorpID = 'wx1xxxxxxxxxxxxx' wxcpt=WXBizMsgCrypt(sToken,sEncodingAESKey,sCorpID) #获取url验证时微信发送的相关参数 sVerifyMsgSig=request.args.get('msg_signature') sVerifyTimeStamp=request.args.get('timestamp') sVerifyNonce=request.args.get('nonce') sVerifyEchoStr=request.args.get('echostr') # sReqMsgSig = sVerifyMsgSig sReqTimeStamp = sVerifyTimeStamp sReqNonce = sVerifyNonce # sResqMsgSig = sVerifyMsgSig sResqTimeStamp = sVerifyTimeStamp sResqNonce = sVerifyNonce #验证url if request.method == 'GET': ret,sEchoStr=wxcpt.VerifyURL(sVerifyMsgSig, sVerifyTimeStamp,sVerifyNonce,sVerifyEchoStr) print type(ret) print type(sEchoStr) if (ret != 0 ): print "ERR: VerifyURL ret:" + ret sys.exit(1) return sEchoStr #接收客户端消息 if request.method == 'POST': #sReqMsgSig = request.form.get('msg_signature') #sReqTimeStamp = request.form.get('timestamp') #sReqNonce = request.form.get('nonce') #赋值url验证请求相同的参数，使用上面注释掉的request.form.get方式获取时，测试有问题 sReqMsgSig = sVerifyMsgSig sReqTimeStamp = sVerifyTimeStamp sReqNonce = sVerifyNonce sReqData = request.data print sReqData ret,sMsg=wxcpt.DecryptMsg( sReqData, sReqMsgSig, sReqTimeStamp, sReqNonce) if (ret != 0): print "ERR: VerifyURL ret:" sys.exit(1) #解析发送的内容并打印 xml_tree = ET.fromstring(sMsg) content = xml_tree.find("Content").text print content #被动响应消息，将微信端发送的消息返回给微信端 sRespData = ''' 134883186012345678901234561''' ret,sEncryptMsg=wxcpt.EncryptMsg(sRespData, sReqNonce, sReqTimeStamp) if( ret!=0 ): print "ERR: EncryptMsg ret: " + ret sys.exit(1) return sEncryptMsg if __name__ == '__main__': app.run(host='0.0.0.0',port=6000,debug=True)