豆瓣电影查询助手V2.0 #1.0中通过电影ID来查询电影信息，显然让用户蛋很疼，使用电影名称才是王道，本版本就是使用电影名称，调用豆瓣Movie Search接口和Subject接口，拿到电影海报，Title，Description等信息，以图文信息返给微信用户。 #但，本版本直接返回查询出的第一条数据，有时会不准确，显示的结果不是自己所要查询的，这个问题争取在下一个版本中解决。

Douban_movie_query.py

#! /usr/bin/env python
# coding=utf-8
__author__ = 'jszhou'
from bottle import *
import hashlib
import xml.etree.ElementTree as ET
import urllib2
# import requests
import json


@get("/")
def checkSignature():
    token = "xiaomayi"
    signature = request.GET.get('signature', None)  # 拼写不对害死人那，把signature写成singnature，直接导致怎么也认证不成功
    timestamp = request.GET.get('timestamp', None)
    nonce = request.GET.get('nonce', None)
    echostr = request.GET.get('echostr', None)
    tmpList = [token, timestamp, nonce]
    tmpList.sort()
    tmpstr = "%s%s%s" % tuple(tmpList)
    hashstr = hashlib.sha1(tmpstr).hexdigest()
    # return "echostr: %s" % echostr
    if hashstr == signature:
        return echostr
    else:
        return None


def parse_msg():
    recvmsg = request.body.read()
    root = ET.fromstring(recvmsg)
    msg = {}
    for child in root:
        msg[child.tag] = child.text
    return msg


def query_movie_info():
    movieurlbase = "http://api.douban.com/v2/movie/search"
    # movieurlbase = "http://api.douban.com/v2/movie/subject/"
    DOUBAN_APIKEY = "*************************"
    movieinfo = parse_msg()
    searchkeys = urllib2.quote(movieinfo["Content"].encode("utf-8"))
    url = '%s?q=%s&apikey=%s' % (movieurlbase, searchkeys, DOUBAN_APIKEY)
    # return "<p>{'url': %s}</p>" % url
    # url = '%s%s?apikey=%s' % (movieurlbase, id["Content"], DOUBAN_APIKEY)
    # header = {'Referer': url, 'Content-Type': 'application/json'}
    # resp = requests.get(url=url, headers=header)
    resp = urllib2.urlopen(url)
    movie = json.loads(resp.read())
    # return "<p>{'movie': %s}</p>" % movie
    # info = movie["subjects"][0]["title"] + movie["subjects"][0]["alt"]
    # info = movie['title'] + ': ' + ''.join(movie['summary'])
    return movie
    # return info


def query_movie_details():
    movieurlbase = "http://api.douban.com/v2/movie/subject/"
    DOUBAN_APIKEY = "***************************"
    id = query_movie_info()
    url = '%s%s?apikey=%s' % (movieurlbase, id["subjects"][0]["id"], DOUBAN_APIKEY)
    resp = urllib2.urlopen(url)
    description = json.loads(resp.read())
    description = ''.join(description['summary'])
    return description


@post("/")
def response_msg():
    # 拿到Post过来的数据
    # 分析数据（拿到FromUserName、ToUserName、CreateTime、MsgType和content）
    # 构造回复信息（将其中content变为返回给用户的信息）
    msg = parse_msg()
    textTpl = """<xml>
             <ToUserName><![CDATA[%s]]></ToUserName>
             <FromUserName><![CDATA[%s]]></FromUserName>
             <CreateTime>%s</CreateTime>
             <MsgType><![CDATA[%s]]></MsgType>
             <Content><![CDATA[%s]]></Content>
             <FuncFlag>0</FuncFlag>
             </xml>"""

    pictextTpl = """<xml>
                <ToUserName><![CDATA[%s]]></ToUserName>
                <FromUserName><![CDATA[%s]]></FromUserName>
                <CreateTime>%s</CreateTime>
                <MsgType><![CDATA[news]]></MsgType>
                <ArticleCount>1</ArticleCount>
                <Articles>
                <item>
                <Title><![CDATA[%s]]></Title>
                <Description><![CDATA[%s]]></Description>
                <PicUrl><![CDATA[%s]]></PicUrl>
                <Url><![CDATA[%s]]></Url>
                </item>
                </Articles>
                <FuncFlag>1</FuncFlag>
                </xml> """
    Content = query_movie_info()
    description = query_movie_details()
    # if Content is not False:
    # echostr = textTpl % (msg['FromUserName'], msg['ToUserName'], str(int(time.time())), msg['MsgType'], Content)
    echostr = pictextTpl % (msg['FromUserName'], msg['ToUserName'], str(int(time.time())),
                            Content["subjects"][0]["title"], description,
                            Content["subjects"][0]["images"]["large"], Content["subjects"][0]["alt"])

    return echostr
    # else:
    #     echostr = textTpl % (msg['FromUserName'], msg['ToUserName'], str(int(time.time())), msg['MsgType'], "Content")
    #     return echostr

if __name__ == "__main__":
    # Interactive mode
    debug(True)
    run(host='127.0.0.1', port=8888, reloader=True)
else:
    # Mod WSGI launch
    import sae
    debug(True)
    os.chdir(os.path.dirname(__file__))
    app = default_app()
    application = sae.create_wsgi_app(app)

本地调试的问题：可以使用Chrome或Firefox上的Advanced Rest Client插件来模拟微信服务器向你的应用发送请求，然后把Bottle的Debug功能打开，就可以看到详细的报错信息。