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zhihu.py
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zhihu.py
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# -*- coding: utf-8 -*-
'''
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#### ### ### $###o
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###################### #####&&&&&&&&&&&&###
### $#####$ ############&$o$&################################
# $&########&o
'''
# Build-in / Std
import os, sys, time, platform, random
import re, json, cookielib
# requirements
import requests, termcolor, html2text
try:
from bs4 import BeautifulSoup
except:
import BeautifulSoup
# module
from auth import islogin
from auth import Logging
"""
Note:
1. 身份验证由 `auth.py` 完成。
2. 身份信息保存在当前目录的 `cookies` 文件中。
3. `requests` 对象可以直接使用，身份信息已经自动加载。
By Luozijun (https://github.com/LuoZijun), 09/09 2015
"""
requests = requests.Session()
requests.cookies = cookielib.LWPCookieJar('cookies')
try:
requests.cookies.load(ignore_discard=True)
except:
Logging.error(u"你还没有登录知乎哦 ...")
Logging.info(u"执行 `python auth.py` 即可以完成登录。")
raise Exception("无权限(403)")
if islogin() != True:
Logging.error(u"你的身份信息已经失效，请重新生成身份信息( `python auth.py` )。")
raise Exception("无权限(403)")
reload(sys)
sys.setdefaultencoding('utf8')
class Post:
url = None
meta = None
slug = None
def __init__(self, url):
if not re.compile(r"(http|https)://zhuanlan.zhihu.com/p/\d{8}").match(url):
raise ValueError("\"" + url + "\"" + " : it isn't a question url.")
else:
self.url = url
self.slug = re.compile(r"(http|https)://zhuanlan.zhihu.com/p/(\d{8})").match(url).group(2)
def parser(self):
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "zhuanlan.zhihu.com",
'Accept': "application/json, text/plain, */*"
}
r = requests.get('https://zhuanlan.zhihu.com/api/posts/' + self.slug, headers=headers, verify=False)
self.meta = r.json()
def get_title(self):
if hasattr(self, "title"):
if platform.system() == 'Windows':
title = self.title.decode('utf-8').encode('gbk')
return title
else:
return self.title
else:
if self.meta == None:
self.parser()
meta = self.meta
title = meta['title']
self.title = title
if platform.system() == 'Windows':
title = title.decode('utf-8').encode('gbk')
return title
else:
return title
def get_content(self):
if self.meta == None:
self.parser()
meta = self.meta
content = meta['content']
if platform.system() == 'Windows':
content = content.decode('utf-8').encode('gbk')
return content
else:
return content
def get_author(self):
if hasattr(self, "author"):
return self.author
else:
if self.meta == None:
self.parser()
meta = self.meta
author_tag = meta['author']
author = User(author_tag['profileUrl'],author_tag['slug'])
return author
def get_column(self):
if self.meta == None:
self.parser()
meta = self.meta
column_url = 'https://zhuanlan.zhihu.com/' + meta['column']['slug']
return Column(column_url, meta['column']['slug'])
def get_likes(self):
if self.meta == None:
self.parser()
meta = self.meta
return int(meta["likesCount"])
def get_topics(self):
if self.meta == None:
self.parser()
meta = self.meta
topic_list = []
for topic in meta['topics']:
topic_list.append(topic['name'])
return topic_list
class Column:
url = None
meta = None
def __init__(self, url, slug=None):
if not re.compile(r"(http|https)://zhuanlan.zhihu.com/([0-9a-zA-Z]+)").match(url):
raise ValueError("\"" + url + "\"" + " : it isn't a question url.")
else:
self.url = url
if slug == None:
self.slug = re.compile(r"(http|https)://zhuanlan.zhihu.com/([0-9a-zA-Z]+)").match(url).group(2)
else:
self.slug = slug
def parser(self):
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "zhuanlan.zhihu.com",
'Accept': "application/json, text/plain, */*"
}
r = requests.get('https://zhuanlan.zhihu.com/api/columns/' + self.slug, headers=headers, verify=False)
self.meta = r.json()
def get_title(self):
if hasattr(self,"title"):
if platform.system() == 'Windows':
title = self.title.decode('utf-8').encode('gbk')
return title
else:
return self.title
else:
if self.meta == None:
self.parser()
meta = self.meta
title = meta['name']
self.title = title
if platform.system() == 'Windows':
title = title.decode('utf-8').encode('gbk')
return title
else:
return title
def get_description(self):
if self.meta == None:
self.parser()
meta = self.meta
description = meta['description']
if platform.system() == 'Windows':
description = description.decode('utf-8').encode('gbk')
return description
else:
return description
def get_followers_num(self):
if self.meta == None:
self.parser()
meta = self.meta
followers_num = int(meta['followersCount'])
return followers_num
def get_posts_num(self):
if self.meta == None:
self.parser()
meta = self.meta
posts_num = int(meta['postsCount'])
return posts_num
def get_creator(self):
if hasattr(self, "creator"):
return self.creator
else:
if self.meta == None:
self.parser()
meta = self.meta
creator_tag = meta['creator']
creator = User(creator_tag['profileUrl'],creator_tag['slug'])
return creator
def get_all_posts(self):
posts_num = self.get_posts_num()
if posts_num == 0:
print "No posts."
return
yield
else:
for i in xrange((posts_num - 1) / 20 + 1):
parm = {'limit': 20, 'offset': 20*i}
url = 'https://zhuanlan.zhihu.com/api/columns/' + self.slug + '/posts'
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(url, params=parm, headers=headers, verify=False)
posts_list = r.json()
for p in posts_list:
post_url = 'https://zhuanlan.zhihu.com/p/' + str(p['slug'])
yield Post(post_url)
class Question:
url = None
soup = None
def __init__(self, url, title=None):
if not re.compile(r"(http|https)://www.zhihu.com/question/\d{8}").match(url):
raise ValueError("\"" + url + "\"" + " : it isn't a question url.")
else:
self.url = url
if title != None: self.title = title
def parser(self):
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(self.url,headers=headers, verify=False)
self.soup = BeautifulSoup(r.content, "lxml")
def get_title(self):
if hasattr(self, "title"):
if platform.system() == 'Windows':
title = self.title.decode('utf-8').encode('gbk')
return title
else:
return self.title
else:
if self.soup == None:
self.parser()
soup = self.soup
title = soup.find("h2", class_="zm-item-title").string.encode("utf-8").replace("\n", "")
self.title = title
if platform.system() == 'Windows':
title = title.decode('utf-8').encode('gbk')
return title
else:
return title
def get_detail(self):
if self.soup == None:
self.parser()
soup = self.soup
detail = soup.find("div", id="zh-question-detail").div.get_text().encode("utf-8")
if platform.system() == 'Windows':
detail = detail.decode('utf-8').encode('gbk')
return detail
else:
return detail
def get_answers_num(self):
if self.soup == None:
self.parser()
soup = self.soup
answers_num = 0
if soup.find("h3", id="zh-question-answer-num") != None:
answers_num = int(soup.find("h3", id="zh-question-answer-num")["data-num"])
return answers_num
def get_followers_num(self):
if self.soup == None:
self.parser()
soup = self.soup
followers_num = int(soup.find("div", class_="zg-gray-normal").a.strong.string)
return followers_num
def get_topics(self):
if self.soup == None:
self.parser()
soup = self.soup
topic_list = soup.find_all("a", class_="zm-item-tag")
topics = []
for i in topic_list:
topic = i.contents[0].encode("utf-8").replace("\n", "")
if platform.system() == 'Windows':
topic = topic.decode('utf-8').encode('gbk')
topics.append(topic)
return topics
def get_all_answers(self):
answers_num = self.get_answers_num()
if answers_num == 0:
print "No answer."
return
yield
else:
error_answer_count = 0
my_answer_count = 0
for i in xrange((answers_num - 1) / 20 + 1):
if i == 0:
for j in xrange(min(answers_num, 20)):
if self.soup == None:
self.parser()
soup = BeautifulSoup(self.soup.encode("utf-8"), "lxml")
is_my_answer = False
if soup.find_all("div", class_="zm-item-answer")[j].find("span", class_="count") == None:
my_answer_count += 1
is_my_answer = True
if soup.find_all("div", class_="zm-item-answer")[j].find("div", class_="zm-editable-content clearfix") == None:
error_answer_count += 1
continue
author = None
if soup.find_all("div", class_="zm-item-answer-author-info")[j].get_text(strip='\n') == u"匿名用户":
author_url = None
author = User(author_url)
else:
author_tag = soup.find_all("div", class_="zm-item-answer-author-info")[j].find_all("a")[1]
author_id = author_tag.string.encode("utf-8")
author_url = "http://www.zhihu.com" + author_tag["href"]
author = User(author_url, author_id)
if is_my_answer == True:
count = soup.find_all("div", class_="zm-item-answer")[j].find("a", class_="zm-item-vote-count").string
else:
count = soup.find_all("span", class_="count")[j - my_answer_count].string
if count[-1] == "K":
upvote = int(count[0:(len(count) - 1)]) * 1000
elif count[-1] == "W":
upvote = int(count[0:(len(count) - 1)]) * 10000
else:
upvote = int(count)
answer_url = "http://www.zhihu.com" + soup.find_all("a", class_="answer-date-link")[j]["href"]
answer = soup.find_all("div", class_="zm-editable-content clearfix")[j - error_answer_count]
soup.body.extract()
soup.head.insert_after(soup.new_tag("body", **{'class': 'zhi'}))
soup.body.append(answer)
img_list = soup.find_all("img", class_="content_image lazy")
for img in img_list:
img["src"] = img["data-actualsrc"]
img_list = soup.find_all("img", class_="origin_image zh-lightbox-thumb lazy")
for img in img_list:
img["src"] = img["data-actualsrc"]
noscript_list = soup.find_all("noscript")
for noscript in noscript_list:
noscript.extract()
content = soup
answer = Answer(answer_url, self, author, upvote, content)
yield answer
else:
post_url = "http://www.zhihu.com/node/QuestionAnswerListV2"
_xsrf = self.soup.find("input", attrs={'name': '_xsrf'})["value"]
offset = i * 20
params = json.dumps(
{"url_token": int(self.url[-8:-1] + self.url[-1]), "pagesize": 20, "offset": offset})
data = {
'_xsrf': _xsrf,
'method': "next",
'params': params
}
header = {
'User-Agent': "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:34.0) Gecko/20100101 Firefox/34.0",
'Host': "www.zhihu.com",
'Referer': self.url
}
r = requests.post(post_url, data=data, headers=header, verify=False)
answer_list = r.json()["msg"]
for j in xrange(min(answers_num - i * 20, 20)):
soup = BeautifulSoup(self.soup.encode("utf-8"), "lxml")
answer_soup = BeautifulSoup(answer_list[j], "lxml")
if answer_soup.find("div", class_="zm-editable-content clearfix") == None:
continue
author = None
if answer_soup.find("div", class_="zm-item-answer-author-info").get_text(strip='\n') == u"匿名用户":
author_url = None
author = User(author_url)
else:
author_tag = answer_soup.find("div", class_="zm-item-answer-author-info").find_all("a")[1]
author_id = author_tag.string.encode("utf-8")
author_url = "http://www.zhihu.com" + author_tag["href"]
author = User(author_url, author_id)
if answer_soup.find("span", class_="count") == None:
count = answer_soup.find("a", class_="zm-item-vote-count").string
else:
count = answer_soup.find("span", class_="count").string
if count[-1] == "K":
upvote = int(count[0:(len(count) - 1)]) * 1000
elif count[-1] == "W":
upvote = int(count[0:(len(count) - 1)]) * 10000
else:
upvote = int(count)
answer_url = "http://www.zhihu.com" + answer_soup.find("a", class_="answer-date-link")["href"]
answer = answer_soup.find("div", class_="zm-editable-content clearfix")
soup.body.extract()
soup.head.insert_after(soup.new_tag("body", **{'class': 'zhi'}))
soup.body.append(answer)
img_list = soup.find_all("img", class_="content_image lazy")
for img in img_list:
img["src"] = img["data-actualsrc"]
img_list = soup.find_all("img", class_="origin_image zh-lightbox-thumb lazy")
for img in img_list:
img["src"] = img["data-actualsrc"]
noscript_list = soup.find_all("noscript")
for noscript in noscript_list:
noscript.extract()
content = soup
answer = Answer(answer_url, self, author, upvote, content)
yield answer
def get_top_i_answers(self, n):
# if n > self.get_answers_num():
# n = self.get_answers_num()
j = 0
answers = self.get_all_answers()
for answer in answers:
j = j + 1
if j > n:
break
yield answer
def get_top_answer(self):
for answer in self.get_top_i_answers(1):
return answer
def get_visit_times(self):
if self.soup == None:
self.parser()
soup = self.soup
return int(soup.find("meta", itemprop="visitsCount")["content"])
class User:
user_url = None
# session = None
soup = None
def __init__(self, user_url, user_id=None):
if user_url == None:
self.user_id = "匿名用户"
elif user_url.startswith('www.zhihu.com/people', user_url.index('//') + 2) == False:
raise ValueError("\"" + user_url + "\"" + " : it isn't a user url.")
else:
self.user_url = user_url
if user_id != None:
self.user_id = user_id
def parser(self):
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(self.user_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
self.soup = soup
def get_user_id(self):
if self.user_url == None:
# print "I'm anonymous user."
if platform.system() == 'Windows':
return "匿名用户".decode('utf-8').encode('gbk')
else:
return "匿名用户"
else:
if hasattr(self, "user_id"):
if platform.system() == 'Windows':
return self.user_id.decode('utf-8').encode('gbk')
else:
return self.user_id
else:
if self.soup == None:
self.parser()
soup = self.soup
user_id = soup.find("div", class_="title-section ellipsis") \
.find("span", class_="name").string.encode("utf-8")
self.user_id = user_id
if platform.system() == 'Windows':
return user_id.decode('utf-8').encode('gbk')
else:
return user_id
def get_head_img_url(self, scale=4):
"""
By liuwons (https://github.com/liuwons)
增加获取知乎识用户的头像url
scale对应的头像尺寸:
1 - 25×25
3 - 75×75
4 - 100×100
6 - 150×150
10 - 250×250
"""
scale_list = [1, 3, 4, 6, 10]
scale_name = '0s0ml0t000b'
if self.user_url == None:
print "I'm anonymous user."
return None
else:
if scale not in scale_list:
print 'Illegal scale.'
return None
if self.soup == None:
self.parser()
soup = self.soup
url = soup.find("img", class_="Avatar Avatar--l")["src"]
return url[:-5] + scale_name[scale] + url[-4:]
def get_data_id(self):
"""
By yannisxu (https://github.com/yannisxu)
增加获取知乎 data-id 的方法来确定标识用户的唯一性 #24
(https://github.com/egrcc/zhihu-python/pull/24)
"""
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
data_id = soup.find("button", class_="zg-btn zg-btn-follow zm-rich-follow-btn")['data-id']
return data_id
def get_gender(self):
"""
By Mukosame (https://github.com/mukosame)
增加获取知乎识用户的性别
"""
if self.user_url == None:
print "I'm anonymous user."
return 'unknown'
else:
if self.soup == None:
self.parser()
soup = self.soup
try:
gender = str(soup.find("span",class_="item gender").i)
if (gender == '<i class="icon icon-profile-female"></i>'):
return 'female'
else:
return 'male'
except:
return 'unknown'
def get_followees_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
followees_num = int(soup.find("div", class_="zm-profile-side-following zg-clear") \
.find("a").strong.string)
return followees_num
def get_followers_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
followers_num = int(soup.find("div", class_="zm-profile-side-following zg-clear") \
.find_all("a")[1].strong.string)
return followers_num
def get_topics_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
topics_num = soup.find_all("div", class_="zm-profile-side-section-title")[1].strong.string.encode("utf-8")
I=''
for i in topics_num:
if i.isdigit():
I=I+i
topics_num=int(I)
return topics_num
def get_agree_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
agree_num = int(soup.find("span", class_="zm-profile-header-user-agree").strong.string)
return agree_num
def get_thanks_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
thanks_num = int(soup.find("span", class_="zm-profile-header-user-thanks").strong.string)
return thanks_num
def get_asks_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
asks_num = int(soup.find_all("span", class_="num")[0].string)
return asks_num
def get_answers_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
answers_num = int(soup.find_all("span", class_="num")[1].string)
return answers_num
def get_collections_num(self):
if self.user_url == None:
print "I'm anonymous user."
return 0
else:
if self.soup == None:
self.parser()
soup = self.soup
collections_num = int(soup.find_all("span", class_="num")[3].string)
return collections_num
def get_followees(self):
if self.user_url == None:
print "I'm anonymous user."
return
yield
else:
followees_num = self.get_followees_num()
if followees_num == 0:
return
yield
else:
followee_url = self.user_url + "/followees"
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(followee_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
for i in xrange((followees_num - 1) / 20 + 1):
if i == 0:
user_url_list = soup.find_all("h2", class_="zm-list-content-title")
for j in xrange(min(followees_num, 20)):
yield User(user_url_list[j].a["href"], user_url_list[j].a.string.encode("utf-8"))
else:
post_url = "http://www.zhihu.com/node/ProfileFolloweesListV2"
_xsrf = soup.find("input", attrs={'name': '_xsrf'})["value"]
offset = i * 20
hash_id = re.findall("hash_id": "(.*)"},", r.text)[0]
params = json.dumps({"offset": offset, "order_by": "created", "hash_id": hash_id})
data = {
'_xsrf': _xsrf,
'method': "next",
'params': params
}
header = {
'User-Agent': "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:34.0) Gecko/20100101 Firefox/34.0",
'Host': "www.zhihu.com",
'Referer': followee_url
}
r_post = requests.post(post_url, data=data, headers=header, verify=False)
followee_list = r_post.json()["msg"]
for j in xrange(min(followees_num - i * 20, 20)):
followee_soup = BeautifulSoup(followee_list[j], "lxml")
user_link = followee_soup.find("h2", class_="zm-list-content-title").a
yield User(user_link["href"], user_link.string.encode("utf-8"))
def get_followers(self):
if self.user_url == None:
print "I'm anonymous user."
return
yield
else:
followers_num = self.get_followers_num()
if followers_num == 0:
return
yield
else:
follower_url = self.user_url + "/followers"
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(follower_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
for i in xrange((followers_num - 1) / 20 + 1):
if i == 0:
user_url_list = soup.find_all("h2", class_="zm-list-content-title")
for j in xrange(min(followers_num, 20)):
yield User(user_url_list[j].a["href"], user_url_list[j].a.string.encode("utf-8"))
else:
post_url = "http://www.zhihu.com/node/ProfileFollowersListV2"
_xsrf = soup.find("input", attrs={'name': '_xsrf'})["value"]
offset = i * 20
hash_id = re.findall("hash_id": "(.*)"},", r.text)[0]
params = json.dumps({"offset": offset, "order_by": "created", "hash_id": hash_id})
data = {
'_xsrf': _xsrf,
'method': "next",
'params': params
}
header = {
'User-Agent': "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:34.0) Gecko/20100101 Firefox/34.0",
'Host': "www.zhihu.com",
'Referer': follower_url
}
r_post = requests.post(post_url, data=data, headers=header, verify=False)
follower_list = r_post.json()["msg"]
for j in xrange(min(followers_num - i * 20, 20)):
follower_soup = BeautifulSoup(follower_list[j], "lxml")
user_link = follower_soup.find("h2", class_="zm-list-content-title").a
yield User(user_link["href"], user_link.string.encode("utf-8"))
def get_topics(self):
if self.user_url == None:
print "I'm anonymous user."
return
yield
else:
topics_num = self.get_topics_num()
# print topics_num
if topics_num == 0:
return
yield
else:
topics_url = self.user_url + "/topics"
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(topics_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
for i in xrange((topics_num - 1) / 20 + 1):
if i == 0:
topic_list = soup.find_all("div", class_="zm-profile-section-item zg-clear")
for j in xrange(min(topics_num, 20)):
yield topic_list[j].find("strong").string.encode("utf-8")
else:
post_url = topics_url
_xsrf = soup.find("input", attrs={'name': '_xsrf'})["value"]
offset = i * 20
data = {
'_xsrf': _xsrf,
'offset': offset,
'start': 0
}
header = {
'User-Agent': "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:34.0) Gecko/20100101 Firefox/34.0",
'Host': "www.zhihu.com",
'Referer': topics_url
}
r_post = requests.post(post_url, data=data, headers=header, verify=False)
topic_data = r_post.json()["msg"][1]
topic_soup = BeautifulSoup(topic_data, "lxml")
topic_list = topic_soup.find_all("div", class_="zm-profile-section-item zg-clear")
for j in xrange(min(topics_num - i * 20, 20)):
yield topic_list[j].find("strong").string.encode("utf-8")
def get_asks(self):
"""
By ecsys (https://github.com/ecsys)
增加了获取某用户所有赞过答案的功能 #29
(https://github.com/egrcc/zhihu-python/pull/29)
"""
if self.user_url == None:
print "I'm anonymous user."
return
yield
else:
asks_num = self.get_asks_num()
if asks_num == 0:
return
yield
else:
for i in xrange((asks_num - 1) / 20 + 1):
ask_url = self.user_url + "/asks?page=" + str(i + 1)
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(ask_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
for question in soup.find_all("a", class_="question_link"):
url = "http://www.zhihu.com" + question["href"]
title = question.string.encode("utf-8")
yield Question(url, title)
def get_answers(self):
if self.user_url == None:
print "I'm anonymous user."
return
yield
else:
answers_num = self.get_answers_num()
if answers_num == 0:
return
yield
else:
for i in xrange((answers_num - 1) / 20 + 1):
answer_url = self.user_url + "/answers?page=" + str(i + 1)
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(answer_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
for answer in soup.find_all("a", class_="question_link"):
question_url = "http://www.zhihu.com" + answer["href"][0:18]
question_title = answer.string.encode("utf-8")
question = Question(question_url, question_title)
yield Answer("http://www.zhihu.com" + answer["href"], question, self)
def get_collections(self):
if self.user_url == None:
print "I'm anonymous user."
return
yield
else:
collections_num = self.get_collections_num()
if collections_num == 0:
return
yield
else:
for i in xrange((collections_num - 1) / 20 + 1):
collection_url = self.user_url + "/collections?page=" + str(i + 1)
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(collection_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
for collection in soup.find_all("div", class_="zm-profile-section-item zg-clear"):
url = "http://www.zhihu.com" + \
collection.find("a", class_="zm-profile-fav-item-title")["href"]
name = collection.find("a", class_="zm-profile-fav-item-title").string.encode("utf-8")
yield Collection(url, name, self)
def get_likes(self):
# This function only handles liked answers, not including zhuanlan articles
if self.user_url == None:
print "I'm an anonymous user."
return
yield
else:
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36",
'Host': "www.zhihu.com",
'Origin': "http://www.zhihu.com",
'Pragma': "no-cache",
'Referer': "http://www.zhihu.com/"
}
r = requests.get(self.user_url, headers=headers, verify=False)
soup = BeautifulSoup(r.content, "lxml")
# Handle the first liked item
first_item = soup.find("div", attrs={'class':'zm-profile-section-item zm-item clearfix'})
first_item = first_item.find("div", attrs={'class':'zm-profile-section-main zm-profile-section-activity-main zm-profile-activity-page-item-main'})
if u"赞同了回答" in str(first_item):
first_like = first_item.find("a")['href']
yield Answer("http://www.zhihu.com" + first_like)
# Handle the rest liked items
post_url = self.user_url + "/activities"
start_time = soup.find("div", attrs={'class':'zm-profile-section-item zm-item clearfix'})["data-time"]
_xsrf = soup.find("input", attrs={'name': '_xsrf'})["value"]
data = {
'start': start_time,
'_xsrf': _xsrf,
}