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gsxx.py
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gsxx.py
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import requests
import random
import execjs
import re
import time
from lxml import etree
from bs4 import BeautifulSoup
import util
import json
headers = {'Host': 'www.gsxt.gov.cn',
'User-Agent': 'Mozilla/5.0 (Linux; Android 4.4.2; vivo Y28L Build/KTU84P) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/30.0.0.0 Mobile Safari/537.36 Html5Plus/1.0',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
'Accept-Language': 'zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2',
'Accept-Encoding': 'gzip, deflate',
'Referer': 'http://www.gsxt.gov.cn/SearchItemCaptcha',
'Connection': 'keep-alive',
'Upgrade-Insecure-Requests': '1',
'Cache-Control': 'max-age=0, no-cache',
}
proxy_list = [
'http://77.85.169.149'
]
proxy_ip = random.choice(proxy_list) # 随机获取代理ip
proxies = {'http': proxy_ip}
class spider():
session = requests.session()
# 设置请求信息
session.proxies = proxies
session.headers = headers
JSRUNTIME = execjs.get(execjs.runtime_names.Node)
USERRESPONSE_JSCONTEXT = JSRUNTIME.compile(util.USERRESPONSE_JS)
def get_challenge(self):
print("getGTChallenge start")
loginurl = "http://www.gsxt.gov.cn/SearchItemCaptcha"
result = self.session.get(loginurl)
if "y.replace(" not in result.text:
raise Exception("被屏蔽了")
mycookies = result.cookies
# print(mycookies)
get_js = re.findall(r'<script>(.*?)</script>', result.text)[0].replace('eval', 'return')
resHtml = "function getClearance(){" + get_js + "};"
# print(resHtml)
# print("==============")
ctx = execjs.compile(resHtml)
# # 一级解密结果
temp1 = ctx.call('getClearance')
# print(temp1)
# #
s = 'var a' + temp1.split('document.cookie')[1].split("Path=/;'")[0] + "Path=/;';return a;"
s = re.sub(r'document.create.*?firstChild.href', '"{}"'.format(loginurl), s)
# print(s)
resHtml = "function getClearance(){var window={};" + s + "};"
ctx = execjs.compile(resHtml)
# 二级解密结果
jsl_clearance = ctx.call('getClearance').split(';')[0]
# print(jsl_clearance)
self.session.cookies['__jsl_clearance'] = str(jsl_clearance).split("=")[-1]
results = self.session.get(loginurl).text
print(results)
challengeJson = json.loads(results)
print(challengeJson)
print("*" * 50)
return challengeJson
# ///////////////////////////////////////////////////
def get_location(self):
print("getImageGif start")
url = "http://www.gsxt.gov.cn/corp-query-custom-geetest-image.gif?v="
localTime = time.localtime(time.time())
url = url + str(localTime.tm_min + localTime.tm_sec)
print(url)
resp = self.session.get(url).text
script = "function dd(){var json=" + resp + ";return json.map( function(item){ return String.fromCharCode(item);}).join('');}" +"var ggg=dd();"
# print(script)
ctx = execjs.compile(script)
aaa = ctx.call('dd')
# print(aaa)
matchObj = re.search('location_info = (\d+);', aaa)
print("location = %s" % matchObj.group(1))
print("*" * 50)
return matchObj.group(1)
# if matchObj:
# return matchObj.group(1)
# # print("aaaaaaaaa%s" % matchObj.group(0))
# else:
# Exception("没有找到location_info")
def get_token(self, location_info):
print("get_token start")
url = "http://www.gsxt.gov.cn/corp-query-geetest-validate-input.html?token=" + location_info
resp = self.session.get(url).text
js = "function dd(){var json=" + resp + ";return json.map( function(item){ return String.fromCharCode(item);}).join('');}" + "var ggg=dd();"
ctx = execjs.compile(js)
aaa = ctx.call('dd')
matchObj = re.search('value: (\d+)}', aaa)
# print(matchObj)
if matchObj:
location_info = matchObj.group(1)
token = int(location_info) ^ 536870911;
print("token=", token)
print("*" * 50)
return str(token)
else:
Exception("没有找到location_info")
def calc_userresponse(self,distance, challenge):
'''根据滑动距离distance和challenge，计算userresponse值'''
# print(self.USERRESPONSE_JSCONTEXT)
return self.USERRESPONSE_JSCONTEXT.call('userresponse', distance, challenge)
def get_validate(self,challenge):
'''计算validate值'''
_r = random.randint(0, len(util.OFFLINE_SAMPLE) - 1)
distance, rand0, rand1 = util.OFFLINE_SAMPLE[_r]
distance_r = self.USERRESPONSE_JSCONTEXT.call('userresponse', distance, challenge)
rand0_r = self.calc_userresponse(rand0, challenge)
rand1_r = self.calc_userresponse(rand1, challenge)
validate = distance_r + '_' + rand0_r + '_' + rand1_r
print(validate)
print("#"*60)
return validate
def querySearch(self, challengeJson, token, keyword):
print("querySearch start")
posturl = "http://www.gsxt.gov.cn/corp-query-search-1.html"
validate = self.get_validate(challengeJson['challenge'])
postData = {
'tab': 'ent_tab',
'province': '',
'geetest_challenge': challengeJson['challenge'],
'geetest_validate': validate,
'geetest_seccode': validate + '|jordan',
'token': token,
'searchword': keyword
}
resp = self.session.post(posturl, postData)
return resp.text, postData
def dealPageUrl(self, html):
print("dealPageUrl start")
soup = BeautifulSoup(html, "html.parser")
urlsItem = soup.find_all("a", class_="search_list_item db")
pageNums = 0
for urlItem in urlsItem:
print("urlItem['href']=", urlItem['href'])
# 解析页面
url_info = "http://www.gsxt.gov.cn" + urlItem['href']
response = self.session.get(url_info)
print(url_info)
html = etree.HTML(response.text)
c = html.xpath("//dl/dt/text()|//dl/dd/text()")
with open(r"d:/gsxx.text", 'w', encoding='utf-8') as f:
for i in c:
print(i)
f.write(str(i) + "\n")
f.close()
print("%"*60)
if len(urlsItem) > 1:
pageForm = soup.find_all(id="pageForm")
tabAs = pageForm[0].find_all("a", text=re.compile("\d+"))
pageNums = len(tabAs)
return pageNums
def dealPageUrlNum(self, pageNums, postData):
print("dealPageUrlNum start")
url = "http://www.gsxt.gov.cn/corp-query-search-advancetest.html"
for i in range(pageNums):
postData['page'] = i + 1
resp = self.session.get(url, params=postData)
soup = BeautifulSoup(resp.text)
urlsItem = soup.find_all("a", class_="search_list_item db")
for urlItem in urlsItem:
print("urlItem['href']=", urlItem['href'])
# 解析页面
url_info = "http://www.gsxt.gov.cn" + urlItem['href']
response = self.session.get(url_info)
print(url_info)
html = etree.HTML(response.text)
c = html.xpath("//dl/dt/text()|//dl/dd/text()")
with open(r"d:/gsxx.text", 'w', encoding='utf-8') as f:
for i in c:
print(i)
f.write(str(i) + "\n")
f.close()
# for i in infos:
# a = 1
# # print(type(i))
# info = i.xpath("/dl[a]/dt/text()") + i.xpath("/dl[a]/dd/text()")
# a += 1
# print(info)
def __init__(self, keyword):
self.keyword = keyword
# //////////////////////////////////////////////////////
def run(self):
# a = spider()
challengeJson = self.get_challenge()
print(challengeJson['challenge'])
location = self.get_location()
token = self.get_token(str(location))
html, postData = self.querySearch(challengeJson, token, self.keyword)
# print(html)
pageNums = self.dealPageUrl(html)
print('pageNums=', pageNums)
# 处理多页数据
# self.dealPageUrlNum(pageNums, postData)
a = spider("安徽经邦")
a.run()