jd抢购工具_Python爬虫教程,京东自动登录,在线抢购商品

jd抢购工具_Python爬虫教程,京东自动登录,在线抢购商品_第1张图片

京东抢购

Python爬虫,自动录京东网站,查询商品库存,价格,显示购物车详情等。
可以指定抢购商品,自动购买下单,然后手动去京东付款就行。

chang log

  • 2017-03-30 实现二维码扫码登陆
  • 2017-06-27 Golang版JD_AutoBuy

运行环境

Python 2.7

第三方库

  • Requests: 简单好用,功能强大的Http请求库
  • beautifulsoup4: HTML文档格式化及便签选择器

环境配置

pip 

使用帮助

> python scraper-jd.py -h
usage: scraper-jd.py [-h] [-u USERNAME] [-p PASSWORD] [-g GOOD] [-c COUNT]
                     [-w WAIT] [-f] [-s]

Simulate to login Jing Dong, and buy sepecified good

optional arguments:
  -h, --help            show this help message and exit
  -u USERNAME, --username USERNAME
                        Jing Dong login user name
  -p PASSWORD, --password PASSWORD
                        Jing Dong login user password
  -g GOOD, --good GOOD  Jing Dong good ID
  -c COUNT, --count COUNT
                        The count to buy
  -w WAIT, --wait WAIT  Flush time interval, unit MS
  -f, --flush           Continue flash if good out of stock
  -s, --submit          Submit the order to Jing Dong

实例输出

+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:01 2017 > 请打开京东手机客户端,准备扫码登陆:
201 : 二维码未扫描 ,请扫描二维码
201 : 二维码未扫描 ,请扫描二维码
201 : 二维码未扫描 ,请扫描二维码
201 : 二维码未扫描 ,请扫描二维码
202 : 请手机客户端确认登录
200 : BADACIFYhf6fakfHvjiYTlwGzSp4EjFATN3Xw1ePR1hITtw0
登陆成功
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:28 2017 > 商品详情
编号:3133857
库存:现货
价格:6399.00
名称:Apple iPhone 7 Plus (A1661) 128G 黑色 移动联通电信4G手机
链接:http://cart.jd.com/gate.action?pid=3133857&pcount=1&ptype=1
商品已成功加入购物车!
购买数量:3133857 > 1
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:30 2017 > 购物车明细
购买    数量    价格        总价        商品
 Y      1       6399.00     6399.00     Apple iPhone 7 Plus (A1661) 128G 黑色 移动联通电信4G手机
总数: 1
总额: 6399.00
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:30 2017 > 订单详情
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
...

使用帮助

> python scraper-jd.py -h
usage: scraper-jd.py [-h] [-u USERNAME] [-p PASSWORD] [-g GOOD] [-c COUNT]
                     [-w WAIT] [-f] [-s]

Simulate to login Jing Dong, and buy sepecified good

optional arguments:
  -h, --help            show this help message and exit
  -u USERNAME, --username USERNAME
                        Jing Dong login user name
  -p PASSWORD, --password PASSWORD
                        Jing Dong login user password
  -g GOOD, --good GOOD  Jing Dong good ID
  -c COUNT, --count COUNT
                        The count to buy
  -w WAIT, --wait WAIT  Flush time interval, unit MS
  -f, --flush           Continue flash if good out of stock
  -s, --submit          Submit the order to Jing Dong

实例输出

+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:01 2017 > 请打开京东手机客户端,准备扫码登陆:
201 : 二维码未扫描 ,请扫描二维码
201 : 二维码未扫描 ,请扫描二维码
201 : 二维码未扫描 ,请扫描二维码
201 : 二维码未扫描 ,请扫描二维码
202 : 请手机客户端确认登录
200 : BADACIFYhf6fakfHvjiYTlwGzSp4EjFATN3Xw1ePR1hITtw0
登陆成功
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:28 2017 > 商品详情
编号:3133857
库存:现货
价格:6399.00
名称:Apple iPhone 7 Plus (A1661) 128G 黑色 移动联通电信4G手机
链接:http://cart.jd.com/gate.action?pid=3133857&pcount=1&ptype=1
商品已成功加入购物车!
购买数量:3133857 > 1
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:30 2017 > 购物车明细
购买    数量    价格        总价        商品
 Y      1       6399.00     6399.00     Apple iPhone 7 Plus (A1661) 128G 黑色 移动联通电信4G手机
总数: 1
总额: 6399.00
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
Thu Mar 30 17:10:30 2017 > 订单详情
+++++++++++++++++++++++++++++++++++++++++++++++++++++++
...

代码仅供学习之用,京东网页不断变化,代码并不一定总是能正常运行。

jd抢购工具_Python爬虫教程,京东自动登录,在线抢购商品_第2张图片

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项目源码

# -*- coding: utf-8 -*-

"""
JD online shopping helper tool
-----------------------------------------------------
only support to login by QR code, 
username / password is not working now.
"""


import bs4
import requests, requests.utils, pickle
import requests.packages.urllib3
requests.packages.urllib3.disable_warnings()

import os
import time
import json
import random


import argparse
#from selenium import webdriver


import sys
reload(sys)
sys.setdefaultencoding('utf-8')

# get function name
FuncName = lambda n=0: sys._getframe(n + 1).f_code.co_name


def tags_val(tag, key='', index=0):
    '''
    return html tag list attribute @key @index
    if @key is empty, return tag content
    '''
    if len(tag) == 0 or len(tag) <= index:
        return ''
    elif key:
        txt = tag[index].get(key)
        return txt.strip(' trn') if txt else ''
    else:
        txt = tag[index].text
        return txt.strip(' trn') if txt else ''


def tag_val(tag, key=''):
    '''
    return html tag attribute @key
    if @key is empty, return tag content
    '''
    if tag is None: 
        return ''
    elif key:
        txt = tag.get(key)
        return txt.strip(' trn') if txt else ''
    else:
        txt = tag.text
        return txt.strip(' trn') if txt else ''


class JDWrapper(object):
    '''
    This class used to simulate login JD
    '''
    
    def __init__(self, usr_name=None, usr_pwd=None):
        # cookie info
        self.trackid = ''
        self.uuid = ''
        self.eid = ''
        self.fp = ''

        self.usr_name = usr_name
        self.usr_pwd = usr_pwd

        self.interval = 0

        # init url related
        self.home = 'https://passport.jd.com/new/login.aspx'
        self.login = 'https://passport.jd.com/uc/loginService'
        self.imag = 'https://authcode.jd.com/verify/image'
        self.auth = 'https://passport.jd.com/uc/showAuthCode'
        
        self.sess = requests.Session()

        self.headers = {
            'User-Agent' : 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36',
            'ContentType': 'text/html; charset=utf-8',
            'Accept-Encoding':'gzip, deflate, sdch',
            'Accept-Language':'zh-CN,zh;q=0.8',
            'Connection' : 'keep-alive',
        }
        
        self.cookies = {

        }

        '''
        try:
            self.browser = webdriver.PhantomJS('phantomjs.exe')
        except Exception, e:
            print 'Phantomjs initialize failed :', e
            exit(1)
        '''
        
    @staticmethod
    def print_json(resp_text):
        '''
        format the response content
        '''
        if resp_text[0] == '(':
            resp_text = resp_text[1:-1]
        
        for k,v in json.loads(resp_text).items():
            print u'%s : %s' % (k, v)

    @staticmethod
    def response_status(resp):
        if resp.status_code != requests.codes.OK:
            print 'Status: %u, Url: %s' % (resp.status_code, resp.url)
            return False
        return True

    def _need_auth_code(self, usr_name):
        # check if need auth code
        # 
        auth_dat = {
            'loginName': usr_name,
        }
        payload = {
            'r' : random.random(),
            'version' : 2015
        }
        
        resp = self.sess.post(self.auth, data=auth_dat, params=payload)
        if self.response_status(resp) : 
            js = json.loads(resp.text[1:-1])
            return js['verifycode']

        print u'获取是否需要验证码失败'
        return False

    def _get_auth_code(self, uuid):
        # image save path
        image_file = os.path.join(os.getcwd(), 'authcode.jfif')
            
        payload = {
            'a' : 1,
            'acid' : uuid,
            'uid' : uuid,
            'yys' : str(int(time.time() * 1000)),
        }
            
        # get auth code
        r = self.sess.get(self.imag, params=payload)
        if not self.response_status(r):
            print u'获取验证码失败'
            return False

        with open (image_file, 'wb') as f:
            for chunk in r.iter_content(chunk_size=1024):
                f.write(chunk)
                        
            f.close()
        
        os.system('start ' + image_file)
        return str(raw_input('Auth Code: '))

    def _login_once(self, login_data):
        # url parameter
        payload = {
            'r': random.random(),
            'uuid' : login_data['uuid'],
            'version' : 2015,
        }
        
        resp = self.sess.post(self.login, data=login_data, params=payload)
        if self.response_status(resp):
            js = json.loads(resp.text[1:-1])
            #self.print_json(resp.text)
            
            if not js.get('success') :
                print  js.get('emptyAuthcode')
                return False
            else:
                return True

        return False

    def _login_try(self):
        """ login by username and password, but not working now.
        
        .. deprecated::
            Use `login_by_QR`
        """
        # get login page
        #resp = self.sess.get(self.home)
        print '+++++++++++++++++++++++++++++++++++++++++++++++++++++++'
        print u'{0} > 登陆'.format(time.ctime())

        try:
            # 2016/09/17 PhantomJS can't login anymore
            self.browser.get(self.home)
            soup = bs4.BeautifulSoup(self.browser.page_source, "html.parser")
            
            # set cookies from PhantomJS
            for cookie in self.browser.get_cookies():
                self.sess.cookies[cookie['name']] = str(cookie['value'])

            #for (k, v) in self.sess.cookies.items():
            #    print '%s: %s' % (k, v)
                
            # response data hidden input == 9 ??. Changed 
            inputs = soup.select('form#formlogin input[type=hidden]')
            rand_name = inputs[-1]['name']
            rand_data = inputs[-1]['value']
            token = ''

            for idx in range(len(inputs) - 1):
                id = inputs[idx]['id']
                va = inputs[idx]['value']
                if   id == 'token':
                    token = va
                elif id == 'uuid':
                    self.uuid = va
                elif id == 'eid':
                    self.eid = va
                elif id == 'sessionId':
                    self.fp = va
            
            auth_code = ''
            if self.need_auth_code(self.usr_name):
                auth_code = self.get_auth_code(self.uuid)    
            else:
                print u'无验证码登陆'
            
            login_data = {
                '_t': token,
                'authcode': auth_code,
                'chkRememberMe': 'on',
                'loginType': 'f',
                'uuid': self.uuid,
                'eid': self.eid,
                'fp': self.fp,
                'nloginpwd': self.usr_pwd,
                'loginname': self.usr_name,
                'loginpwd': self.usr_pwd,
                rand_name : rand_data,
            }
            
            login_succeed = self.login_once(login_data)
            if login_succeed:
                self.trackid = self.sess.cookies['TrackID']
                print u'登陆成功 %s' % self.usr_name
            else:        
                print u'登陆失败 %s' % self.usr_name    

            return login_succeed

        except Exception, e:
            print 'Exception:', e.message
            raise
        finally:
            self.browser.quit()

        return False
    
    def checkLogin(self):
        checkUrl = 'https://passport.jd.com/uc/qrCodeTicketValidation'

        try:
            print '+++++++++++++++++++++++++++++++++++++++++++++++++++++++'
            print u'{0} > 自动登录中... '.format(time.ctime())
            with open('cookie', 'rb') as f:
                cookies = requests.utils.cookiejar_from_dict(pickle.load(f))
                resp = requests.get(checkUrl, cookies=cookies)

                if resp.status_code != requests.codes.OK:
                    print u'登录过期, 请重新登录!'
                    return False
                else:
                    return True

            return False
        except Exception as e:
            return False
        else:
            pass
        finally:
            pass

        return False
    
    def login_by_QR(self):
        # jd login by QR code
        try:
            print '+++++++++++++++++++++++++++++++++++++++++++++++++++++++'
            print u'{0} > 请打开京东手机客户端,准备扫码登陆:'.format(time.ctime())

            urls = (
                'https://passport.jd.com/new/login.aspx',
                'https://qr.m.jd.com/show',
                'https://qr.m.jd.com/check',
                'https://passport.jd.com/uc/qrCodeTicketValidation'
            )

            # step 1: open login page
            resp = self.sess.get(
                urls[0], 
                headers = self.headers
            )
            if resp.status_code != requests.codes.OK:
                print u'获取登录页失败: %u' % resp.status_code
                return False

            ## save cookies
            for k, v in resp.cookies.items():
                self.cookies[k] = v
            

            # step 2: get QR image
            resp = self.sess.get(
                urls[1], 
                headers = self.headers,
                cookies = self.cookies,
                params = {
                    'appid': 133,
                    'size': 147,
                    't': (long)(time.time() * 1000)
                }
            )
            if resp.status_code != requests.codes.OK:
                print u'获取二维码失败: %u' % resp.status_code
                return False

            ## save cookies
            for k, v in resp.cookies.items():
                self.cookies[k] = v

            ## save QR code
            image_file = 'qr.png'
            with open (image_file, 'wb') as f:
                for chunk in resp.iter_content(chunk_size=1024):
                    f.write(chunk)
            
            ## scan QR code with phone
            if os.name == "nt": 
                # for windows
                os.system('start ' + image_file)
            else:
                if os.uname()[0] == "Linux":
                    # for linux platform
                    os.system("eog " + image_file)
                else:
                    # for Mac platform
                    os.system("open " + image_file)

            # step 3: check scan result
            ## mush have
            self.headers['Host'] = 'qr.m.jd.com' 
            self.headers['Referer'] = 'https://passport.jd.com/new/login.aspx'

            # check if QR code scanned
            qr_ticket = None
            retry_times = 100
            while retry_times:
                retry_times -= 1
                resp = self.sess.get(
                    urls[2],
                    headers = self.headers,
                    cookies = self.cookies,
                    params = {
                        'callback': 'jQuery%u' % random.randint(100000, 999999),
                        'appid': 133,
                        'token': self.cookies['wlfstk_smdl'],
                        '_': (long)(time.time() * 1000)
                    }
                )

                if resp.status_code != requests.codes.OK:
                    continue

                n1 = resp.text.find('(')
                n2 = resp.text.find(')')
                rs = json.loads(resp.text[n1+1:n2])

                if rs['code'] == 200:
                    print u'{} : {}'.format(rs['code'], rs['ticket'])
                    qr_ticket = rs['ticket']
                    break
                else:
                    print u'{} : {}'.format(rs['code'], rs['msg'])
                    time.sleep(3)
            
            if not qr_ticket:
                print u'二维码登陆失败'
                return False
            
            # step 4: validate scan result
            ## must have
            self.headers['Host'] = 'passport.jd.com'
            self.headers['Referer'] = 'https://passport.jd.com/uc/login?ltype=logout'
            resp = self.sess.get(
                urls[3], 
                headers = self.headers,
                cookies = self.cookies,
                params = {'t' : qr_ticket },
            )
            if resp.status_code != requests.codes.OK:
                print u'二维码登陆校验失败: %u' % resp.status_code
                return False
            
            ## 京东有时候会认为当前登录有危险,需要手动验证
            ## url: https://safe.jd.com/dangerousVerify/index.action?username=...
            res = json.loads(resp.text)
            if not resp.headers.get('P3P'):
                if res.has_key('url'):
                    print u'需要手动安全验证: {0}'.format(res['url'])
                    return False
                else:
                    print_json(res)
                    print u'登陆失败!!'
                    return False
            
            ## login succeed
            self.headers['P3P'] = resp.headers.get('P3P')
            for k, v in resp.cookies.items():
                self.cookies[k] = v

            with open('cookie', 'wb') as f:
                pickle.dump(self.cookies, f)

            print u'登陆成功'
            return True
        
        except Exception as e:
            print 'Exp:', e
            raise

        return False

    
    def good_stock(self, stock_id, good_count=1, area_id=None):
        '''
        33 : on sale, 
        34 : out of stock
        '''
        # http://ss.jd.com/ss/areaStockState/mget?app=cart_pc&ch=1&skuNum=3180350,1&area=1,72,2799,0
        #   response: {"3180350":{"a":"34","b":"1","c":"-1"}}
        #stock_url = 'http://ss.jd.com/ss/areaStockState/mget' 

        # http://c0.3.cn/stocks?callback=jQuery2289454&type=getstocks&skuIds=3133811&area=1_72_2799_0&_=1490694504044
        #   jQuery2289454({"3133811":{"StockState":33,"freshEdi":null,"skuState":1,"PopType":0,"sidDely":"40","channel":1,"StockStateName":"现货","rid":null,"rfg":0,"ArrivalDate":"","IsPurchase":true,"rn":-1}})
        # jsonp or json both work
        stock_url = 'https://c0.3.cn/stocks' 

        payload = {
            'type' : 'getstocks',
            'skuIds' : str(stock_id),
            'area' : area_id or '1_72_2799_0', # area change as needed
        }
        
        try:
            # get stock state
            resp = self.sess.get(stock_url, params=payload)
            if not self.response_status(resp):
                print u'获取商品库存失败'
                return (0, '')
            
            # return json
            resp.encoding = 'gbk' 
            stock_info = json.loads(resp.text)
            stock_stat = int(stock_info[stock_id]['StockState'])
            stock_stat_name = stock_info[stock_id]['StockStateName']
            
            # 33 : on sale, 34 : out of stock, 36: presell
            return stock_stat, stock_stat_name

        except Exception as e:
            print 'Stocks Exception:', e
            time.sleep(5)

        return (0, '')

    
    def good_detail(self, stock_id, area_id=None):
        # return good detail
        good_data = {
            'id' : stock_id,
            'name' : '',
            'link' : '',
            'price' : '',
            'stock' : '',
            'stockName': '',
        }
        
        try:
            # shop page
            stock_link = 'http://item.jd.com/{0}.html'.format(stock_id)
            resp = self.sess.get(stock_link)

            # good page
            soup = bs4.BeautifulSoup(resp.text, "html.parser")
            
            # good name
            tags = soup.select('div#name h1')
            if len(tags) == 0:
                tags = soup.select('div.sku-name')
            good_data['name'] = tags_val(tags).strip(' trn')

            # cart link
            tags = soup.select('a#InitCartUrl')
            link = tags_val(tags, key='href')
            
            if link[:2] == '//': link = 'http:' + link
            good_data['link'] = link
        
        except Exception, e:
            print 'Exp {0} : {1}'.format(FuncName(), e)

        # good price
        good_data['price'] = self.good_price(stock_id)
        
        # good stock
        good_data['stock'], good_data['stockName'] = self.good_stock(stock_id=stock_id, area_id=area_id)
        #stock_str = u'有货' if good_data['stock'] == 33 else u'无货'
        
        print '+++++++++++++++++++++++++++++++++++++++++++++++++++++++'
        print u'{0} > 商品详情'.format(time.ctime())
        print u'编号:{0}'.format(good_data['id'])
        print u'库存:{0}'.format(good_data['stockName'])
        print u'价格:{0}'.format(good_data['price'])
        print u'名称:{0}'.format(good_data['name'])
        #print u'链接:{0}'.format(good_data['link'])
        
        return good_data
        

    def good_price(self, stock_id):
        # get good price
        url = 'http://p.3.cn/prices/mgets'
        payload = {
            'type'   : 1,
            'pduid'  : int(time.time() * 1000),
            'skuIds' : 'J_' + stock_id,
        }
        
        price = '?'
        try:
            resp = self.sess.get(url, params=payload)
            resp_txt = resp.text.strip()
            #print resp_txt

            js = json.loads(resp_txt[1:-1])
            #print u'价格', 'P: {0}, M: {1}'.format(js['p'], js['m'])
            price = js.get('p')

        except Exception, e:
            print 'Exp {0} : {1}'.format(FuncName(), e)

        return price
    

    def buy(self, options):
        # stock detail
        good_data = self.good_detail(options.good)

        # retry until stock not empty
        if good_data['stock'] != 33:
            # flush stock state
            while good_data['stock'] != 33 and options.flush:
                print u'<%s> <%s>' % (good_data['stockName'], good_data['name'])
                time.sleep(options.wait / 1000.0)
                good_data['stock'], good_data['stockName'] = self.good_stock(stock_id=options.good, area_id=options.area)
                
            # retry detail
            #good_data = self.good_detail(options.good)
            

        # failed 
        link = good_data['link']
        if good_data['stock'] != 33 or link == '':
            #print u'stock {0}, link {1}'.format(good_data['stock'], link)
            return False

        try:
            # change buy count
            if options.count != 1:
                link = link.replace('pcount=1', 'pcount={0}'.format(options.count))

            # add to cart
            resp = self.sess.get(link, cookies = self.cookies)
            soup = bs4.BeautifulSoup(resp.text, "html.parser")

            # tag if add to cart succeed
            tag = soup.select('h3.ftx-02')
            if tag is None:
                tag = soup.select('div.p-name a')

            if tag is None or len(tag) == 0:
                print u'添加到购物车失败'
                return False
            
            print '+++++++++++++++++++++++++++++++++++++++++++++++++++++++'
            print u'{0} > 购买详情'.format(time.ctime())
            print u'链接:{0}'.format(link)
            print u'结果:{0}'.format(tags_val(tag))

            # change count after add to shopping cart
            #self.buy_good_count(options.good, options.count)
            
        except Exception, e:
            print 'Exp {0} : {1}'.format(FuncName(), e)
        else:
            self.cart_detail()
            return self.order_info(options.submit)

        return False

    def buy_good_count(self, good_id, count):
        url = 'http://cart.jd.com/changeNum.action'

        payload = {
            'venderId': '8888',
            'pid': good_id,
            'pcount': count,
            'ptype': '1',
            'targetId': '0',
            'promoID':'0',
            'outSkus': '',
            'random': random.random(),
            'locationId':'1-72-2799-0',  # need changed to your area location id
        }

        try:
            rs = self.sess.post(url, params = payload, cookies = self.cookies)
            if rs.status_code == 200:
                js = json.loads(rs.text)
                if js.get('pcount'):
                    print u'数量:%s @ %s' % (js['pcount'], js['pid'])
                    return True
            else:
                print u'购买 %d 失败' % count
                
        except Exception, e:
            print 'Exp {0} : {1}'.format(FuncName(), e)

        return False

        
    def cart_detail(self):
        # list all goods detail in cart
        cart_url = 'https://cart.jd.com/cart.action'
        cart_header = u'购买    数量    价格        总价        商品'
        cart_format = u'{0:8}{1:8}{2:12}{3:12}{4}'
        
        try:    
            resp = self.sess.get(cart_url, cookies = self.cookies)
            resp.encoding = 'utf-8'
            soup = bs4.BeautifulSoup(resp.text, "html.parser")
            
            print '+++++++++++++++++++++++++++++++++++++++++++++++++++++++'
            print u'{0} > 购物车明细'.format(time.ctime())
            print cart_header
            
            for item in soup.select('div.item-form'):
                check = tags_val(item.select('div.cart-checkbox input'), key='checked')
                check = ' + ' if check else ' - '
                count = tags_val(item.select('div.quantity-form input'), key='value')
                price = tags_val(item.select('div.p-price strong'))        
                sums  = tags_val(item.select('div.p-sum strong'))
                gname = tags_val(item.select('div.p-name a'))
                #: ¥字符解析出错, 输出忽略¥
                print cart_format.format(check, count, price[1:], sums[1:], gname)

            t_count = tags_val(soup.select('div.amount-sum em'))
            t_value = tags_val(soup.select('span.sumPrice em'))
            print u'总数: {0}'.format(t_count)
            print u'总额: {0}'.format(t_value[1:])

        except Exception, e:
            print 'Exp {0} : {1}'.format(FuncName(), e)


    def order_info(self, submit=False):
        # get order info detail, and submit order
        print '+++++++++++++++++++++++++++++++++++++++++++++++++++++++'
        print u'{0} > 订单详情'.format(time.ctime())

        try:
            order_url = 'http://trade.jd.com/shopping/order/getOrderInfo.action'
            payload = {
                'rid' : str(int(time.time() * 1000)), 
            }

            # get preorder page
            rs = self.sess.get(order_url, params=payload, cookies = self.cookies)
            soup = bs4.BeautifulSoup(rs.text, "html.parser")

            # order summary
            payment = tag_val(soup.find(id='sumPayPriceId'))
            detail = soup.find(class_='fc-consignee-info')

            if detail:
                snd_usr = tag_val(detail.find(id='sendMobile'))
                snd_add = tag_val(detail.find(id='sendAddr'))

                print u'应付款:{0}'.format(payment)
                print snd_usr
                print snd_add

            # just test, not real order
            if not submit:
                return False

            # order info
            payload = {
                'overseaPurchaseCookies': '',
                'submitOrderParam.btSupport': '1',
                'submitOrderParam.ignorePriceChange': '0',
                'submitOrderParam.sopNotPutInvoice': 'false',
                'submitOrderParam.trackID': self.trackid,
                'submitOrderParam.eid': self.eid,
                'submitOrderParam.fp': self.fp,
            }
            
            order_url = 'http://trade.jd.com/shopping/order/submitOrder.action'
            rp = self.sess.post(order_url, params=payload, cookies = self.cookies)

            if rp.status_code == 200:
                js = json.loads(rp.text)
                if js['success'] == True:
                    print u'下单成功!订单号:{0}'.format(js['orderId'])
                    print u'请前往东京官方商城付款'
                    return True
                else:
                    print u'下单失败!<{0}: {1}>'.format(js['resultCode'], js['message'])
                    if js['resultCode'] == '60017':
                        # 60017: 您多次提交过快,请稍后再试
                        time.sleep(1)
            else:
                print u'请求失败. StatusCode:', rp.status_code
        
        except Exception, e:
            print 'Exp {0} : {1}'.format(FuncName(), e)

        return False


def main(options):
    # 
    jd = JDWrapper()
    if not jd.checkLogin():
        if not jd.login_by_QR():
            return

    while not jd.buy(options) and options.flush:
        time.sleep(options.wait / 1000.0)


if __name__ == '__main__':
    # help message
    parser = argparse.ArgumentParser(description='Simulate to login Jing Dong, and buy sepecified good')
    #parser.add_argument('-u', '--username', 
    #                    help='Jing Dong login user name', default='')
    #parser.add_argument('-p', '--password', 
    #                    help='Jing Dong login user password', default='')
    parser.add_argument('-a', '--area', 
                        help='Area string, like: 1_72_2799_0 for Beijing', default='1_72_2799_0')    
    parser.add_argument('-g', '--good', 
                        help='Jing Dong good ID', default='')
    parser.add_argument('-c', '--count', type=int, 
                        help='The count to buy', default=1)
    parser.add_argument('-w', '--wait', 
                        type=int, default=500,
                        help='Flush time interval, unit MS')
    parser.add_argument('-f', '--flush', 
                        action='store_true', 
                        help='Continue flash if good out of stock')
    parser.add_argument('-s', '--submit', 
                        action='store_true',
                        help='Submit the order to Jing Dong')
                
    # example goods
    hw_watch = '2567304'
    iphone_7 = '3133851'
    
    options = parser.parse_args()
    print options
  
    # for test
    if options.good == '':
        options.good = iphone_7
    
    '''
    if options.password == '' or options.username == '':
        print u'请输入用户名密码'
        exit(1)
    '''
    main(options)
    

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