-
Notifications
You must be signed in to change notification settings - Fork 4
/
Copy pathQuestionFollowers.py
285 lines (266 loc) · 12.9 KB
/
QuestionFollowers.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
#-*- coding:utf-8 –*-
import os
import requests
import sys
from bs4 import BeautifulSoup
import time
import re
import random
import datetime
from mongodb import Mongo,Mongo_1,Mongo_2
from proxy_pool import get_IP
from logger import Logger
from extractor import extract_questionUrl
from extractor import extract_question_followers
reload(sys)
sys.setdefaultencoding('utf8')
class QuestionFollowers:
def __init__(self, fileNum):
# self.question_url = question_url
# self.id = question_url.replace('/question/', '')
self.question_url = None
self.id = None
self.log_url = None
self.url = None
# self.log_url = 'https://www.zhihu.com' + question_url + '/log'
# self.url = 'https://www.zhihu.com' + question_url #'/answers/created'
self.url_domain = 'https://www.zhihu.com'
self.content = None
self.is_del = False
self.fileNum = fileNum
self.file = None
self.start = None
self.end = None
# self.proxy = None
self.type = None
self.questionUrl_list = None
self.topic_list = []
self.log = []
self.mongo = Mongo_1()
self.current_proxy = None
self.state = False
self.question_type = None
self.follower_id_list = []
self.headers = {
'Accept': 'textml,application/json,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
'Accept-Encoding': 'gzip, deflate, sdch',
'Accept-Language': 'en-US,en;q=0.8,zh-CN;q=0.6,zh;q=0.4,zh-TW;q=0.2',
'Host': 'www.zhihu.com',
'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.86 Safari/537.36',
'Referer': 'http://www.zhihu.com/',
'Cookie': None,
'x-udid':None,
}
self.get_followers()
def parser(self, i, url, logger):
while 1:
try:
r = requests.get(url, headers=self.headers, timeout=5, proxies=self.current_proxy)
time.sleep(random.randint(3, 5))
logger.info('请求状态码' + str(r.status_code))
if r.status_code == 404:
self.is_del = True
logger.warning('!!!该问题被删!!!')
self.delLogger(logger)
return
elif r.status_code == 200:
self.content = BeautifulSoup(r.content, "lxml")
return
elif r.status_code == 401:
logger.info('Cookie过期，正在更换')
f = open('Cookies/question_followers_cookies.txt', "r")
Lines = f.readlines()
if len(Lines) == 0:
logger.info('备用Cookies用完！')
self.delLogger(logger)
sys.exit(0)
else:
self.change_cookie()
with open('User/question_followers_loseuser_' + str(self.fileNum) + '.txt','a+') as f1:
f1.write(str(i + 1) + '\n')
else:
self.delLogger(logger)
sys.exit(0)
except Exception as e:
logger.error(str(e))
self.current_proxy = get_IP()
logger.warning('切换ip代理!中断3秒！')
time.sleep(3)
continue
def get_followers(self):
self.copycookies()
self.get_createpoint()
self.questionUrl_list = extract_questionUrl()
self.current_proxy = get_IP()
self.get_cookie()
dt = re.sub(r'[^0-9]', '', str(datetime.datetime.now().strftime('%Y-%m-%d-%H:%M:%S')))
for i in xrange(self.start, self.end):
self.is_del = False
self.state = False
self.file.seek(0,2)
dt1 = re.sub(r'[^0-9]', '', str(datetime.datetime.now().strftime('%Y-%m-%d')))
News = self.type + ','+ str(i+1) + ',' + str(self.end) + ',' + str(dt1) + '\n'
self.file.write(News)
self.question_url = self.questionUrl_list[i]
self.id = self.question_url.replace('/question/', '')
logfielname = '/log/' + dt + sys._getframe().f_code.co_name + '.log'
logger = Logger(logfilename=logfielname,
logname='正在爬取第' + str(i + 1) + '项问题的关注者').getlog()
followers_url = u'https://www.zhihu.com/api/v4/questions/' + str(self.id) + u'/followers?include=data[*].gender,answer_count,articles_count,follower_count,is_following,is_followed&limit=10&offset={0}'
follower_num = 0
self.follower_id_list = extract_question_followers(self.id)
while 1:
try:
r = requests.get(followers_url, headers=self.headers, timeout=5, proxies=self.current_proxy)
time.sleep(3)
logger.info('第一次请求状态码' + str(r.status_code))
if r.status_code == 404:
self.is_del = True
logger.info('!!!该问题被删!!!')
self.delLogger(logger)
break
elif r.status_code == 200:
j = r.json()
follower_num = j['paging']['totals']
elif r.status_code == 401:
logger.info('Cookie过期，正在更换')
f = open('Cookies/question_followers_cookies.txt', "r")
Lines = f.readlines()
if len(Lines) == 0:
logger.info('备用Cookies用完！')
return
else:
self.change_cookie()
with open('User/question_followers_loseuser_' + str(self.fileNum) + '.txt','a+') as f1:
f1.write(str(i + 1) + '\n')
else:
return
except Exception, e:
logger.error('获取关注者数出错！' + str(e))
self.current_proxy = get_IP()
logger.warning('切换ip代理!中断3秒！')
time.sleep(3)
continue
else:
# 没有关注者的问题也要保存一下
if follower_num == 0:
logger.warning('问题没有关注者！')
data_plus = {'question_id': self.id, "follower_num": 0}
self.mongo.db.question_followers.insert(data_plus)
self.delLogger(logger)
break
else:
offset = 0
while 1:
try:
soup = requests.get(followers_url.format(str(offset)), headers=self.headers, timeout=5, proxies=self.current_proxy)
time.sleep(3)
logger.info('请求状态码' + str(soup.status_code))
except Exception, e:
logger.error('请求关注者出错！' + str(e))
self.current_proxy = get_IP()
logger.warning('切换ip代理!中断3秒！')
time.sleep(3)
continue
else:
followers_data = soup.json()
data = followers_data.get('data')
#print 'is_end:' + str(followers_data['paging']['is_end'])
logger.info('is_end?' + str(followers_data['paging']['is_end']))
if followers_data['paging']['is_end']:
follower_list = []
for i in range(0, len(data)):
follower_url = data[i]['url_token']#用户ID
follower_info = data[i]#全部信息
info = {
"follower_url": follower_url,
"follower_info": follower_info
}
if follower_url in self.follower_id_list:
break
follower_list.append(info)
data_plus = {
"question_id": self.id,
"follower_num": follower_num,
"followers": follower_list
}
self.mongo.db.question_followers.insert(data_plus)
logger.info('已经获得所有新增关注者！')
logger.info('成功保存数据!')
self.delLogger(logger)
break
else:
offset = offset + 10
follower_list = []
for i in range(0, len(data)):
follower_url = data[i]['url_token']#用户ID
follower_info = data[i]#全部信息
info = {
"follower_url": follower_url,
"follower_info": follower_info
}
if follower_url in self.follower_id_list:
self.state = True
break
follower_list.append(info)
data_plus = {
"question_id": self.id,
"follower_num": follower_num,
"followers": follower_list
}
self.mongo.db.question_followers.insert(data_plus)
if self.state:
self.delLogger(logger)
break
self.delLogger(logger)
break
def copycookies(self):
with open('Cookies/cookies.txt', "r") as f:
Lines = f.readlines()
with open('Cookies/question_followers_cookies.txt','a+') as f_a:
Lines1 = f_a.readlines()
if len(Lines1) == 0:
for line in Lines:
f_a.write(line)
def change_cookie(self):
with open('Cookies/question_followers_cookies.txt', "r") as f:
Lines = f.readlines()
dict = eval(Lines[0])
self.type = dict['type']
self.headers['Cookie'] = dict['Cookie']
self.headers['x-udid'] = dict['x-udid']
with open('Cookies/question_followers_cookies.txt', "w") as f_w:
for line in Lines[1:]:
f_w.write(line)
def get_cookie(self):
with open('Cookies/cookies.txt', "r") as f:
Lines = f.readlines()
for line in Lines:
dict = eval(line)
if self.type == dict['type']:
self.headers['Cookie'] = dict['Cookie']
self.headers['x-udid'] = dict['x-udid']
with open('Cookies/question_followers_cookies.txt', "r") as f:
Lines = f.readlines()
with open('Cookies/question_followers_cookies.txt', "w") as f_w:
for line in Lines:
if self.type != eval(line)['type']:
f_w.write(line)
def get_createpoint(self):
self.file = open('CreatePoint/question_followers_createpoint_' + str(self.fileNum) + '.txt','a+')
Lines = self.file.readlines()
if len(Lines) == 0:
print '请输入爬取的Cookie编号、起始点和终止点：'
Input = raw_input()
self.type = Input.split(',')[0]
self.start = int(Input.split(',')[1])
self.end = int(Input.split(',')[2].strip('\n'))
self.file.write(Input + '\n')
else:
self.type = Lines[-1].split(',')[0]
self.start = int(Lines[-1].split(',')[1])
self.end = int(Lines[-1].split(',')[2].strip('\n'))
def delLogger(self, myLogger):
for myHandler in myLogger.handlers:
myHandler.close()
myLogger.removeHandler(myHandler)