python tornado微信开发入门代码

本文实例为大家分享了python tornado微信开发的具体代码，供大家参考，具体内容如下

#微信入门代码
#!/usr/bin/env python2.7
# -*- coding: utf-8 -*-

import tornado.ioloop
import tornado.web
import hashlib
import xml.etree.elementtree as et
import time

def check_signature(signature, timestamp, nonce):
  # 微信公众平台里输入的token
  token="linden"
  #字典序排序
  list = [token,timestamp,nonce]
  list.sort()
  sha1=hashlib.sha1()
  map(sha1.update,list)
  hashcode=sha1.hexdigest()
  return hashcode == signature

class mainhandler(tornado.web.requesthandler):
  def get(self):
    signature = self.get_argument('signature')
    timestamp = self.get_argument('timestamp')
    nonce = self.get_argument('nonce')
    echostr = self.get_argument('echostr')
    if check_signature(signature, timestamp, nonce):
      self.write(echostr)
    else:
      self.write('fail')
  def post(self): 
    body = self.request.body
    data = et.fromstring(body)
    touser = data.find('tousername').text
    fromuser = data.find('fromusername').text
    createtime = int(time.time())
    msgtype = data.find('msgtype').text
    content = data.find('content').text
    msgid= data.find("msgid").text
    # from与to在返回的时候要交换
    texttpl = """<xml>
      <tousername><![cdata[%s]]></tousername>
      <fromusername><![cdata[%s]]></fromusername>
      <createtime>%s</createtime>
      <msgtype><![cdata[%s]]></msgtype>
      <content><![cdata[%s]]></content>
      <msgid>%s</msgid>
      </xml>"""
    out = texttpl % (fromuser, touser, createtime, msgtype, content, msgid)
    self.write(out)

application = tornado.web.application([
  (r"/", mainhandler),
])

if __name__ == "__main__":
  application.listen(80)
  tornado.ioloop.ioloop.instance().start()

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。