本人想搞个采集微信文章的网站,无奈实在从微信本生无法找到入口链接,网上翻看了大量的资料,发现大家的做法总体来说大同小异,都是以搜狗为入口。下文是笔者整理的一份python爬取微信文章的代码,有兴趣的欢迎阅读
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#coding:utf-8
author = 'haoning'
* * #!/usr/bin/env python
import time
import datetime
import requests * *
import json
import sys
reload (sys)
sys.setdefaultencoding( "utf-8" )
import re
import xml.etree.ElementTree as ET
import os
#OPENID = 'oIWsFtyel13ZMva1qltQ3pfejlwU'
OPENID = 'oIWsFtw_-W2DaHwRz1oGWzL-wF9M&ext'
XML_LIST = []
# get current time in milliseconds
current_milli_time = lambda : int ( round (time.time() * 1000 ))
def get_json(pageIndex):
global OPENID
the_headers = {
'User-Agent' : 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36' ,
'Referer' : 'http://weixin.sogou.com/gzh?openid={0}' . format (OPENID),
'Host' : 'weixin.sogou.com'
}
url = 'http://weixin.sogou.com/gzhjs?cb=sogou.weixin.gzhcb&openid={0}&page={1}&t={2}' . format (OPENID, pageIndex, current_milli_time()) #url
print (url)
response = requests.get(url, headers = the_headers)
# TO-DO; check if match the reg
response_text = response.text
print response_text
json_start = response_text.index( 'sogou.weixin.gzhcb(' ) + 19
json_end = response_text.index( ')' ) - 2
json_str = response_text[json_start : json_end] #get json
#print(json_str)
# convert json_str to json object
json_obj = json.loads(json_str) #get json obj
# print json_obj['totalPages']
return json_obj
def add_xml(jsonObj):
global XML_LIST
xmls = jsonObj[ 'items' ] #get item
#print type(xmls)
XML_LIST.extend(xmls) #用新列表扩展原来的列表
* * [ #www.oksousou.com][2]**
# ------------ Main ----------------
print 'play it :) '
# get total pages
default_json_obj = get_json( 1 )
total_pages = 0
total_items = 0
if (default_json_obj):
# add the default xmls
add_xml(default_json_obj)
# get the rest items
total_pages = default_json_obj[ 'totalPages' ]
total_items = default_json_obj[ 'totalItems' ]
print total_pages
# iterate all pages
if (total_pages > = 2 ):
for pageIndex in range ( 2 , total_pages + 1 ):
add_xml(get_json(pageIndex)) #extend
print 'load page ' + str (pageIndex)
print len (XML_LIST)
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