知乎回答图片/视频下载器【附源码】,这款下载神器由吾爱大神制作,专门用于知乎上的一些回答区域的图片/视频资源,输入知乎上的一些问题回答帖子地址,就能批量下载该回答内的全部附属图片和视频,让你轻松获取喜欢的图片资源。本次放出知乎回答下载神器PC版,附带源码可供参考,有需要的朋友们可以试试哦!
直接复制想要的知乎回答页面链接
选择好保存目录
点击检测即可
import requests
import os
import time
from threading import Thread
import threadpool
import traceback
import tkinter
from tkinter import *
import threading
from tkinter import messagebox
import win32clipboard as wc
from tkinter import filedialog
def async(f):
def wrapper(*args, **kwargs):
thr = Thread(target=f, args=args, kwargs=kwargs)
thr.start()
return wrapper
class zhihu(object):
def __init__(self):
self.id = None
self.headers = {
'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36'
}
self.zh_id = 1
self.zx_id = 1
self.nm_id = 1
self.cz_id = 1
self.stop_num = 0
# 创建主窗口,用于容纳其它组件
self.root = tkinter.Tk()
# 给主窗口设置标题内容
self.root.title("知乎问题图片/视频下载器")
width = 440
height = 500
# 获取屏幕尺寸以计算布局参数,使窗口居屏幕中央
screenwidth = self.root.winfo_screenwidth()
screenheight = self.root.winfo_screenheight()
alignstr = '%dx%d+%d+%d' % (width, height, (screenwidth - width) / 2, (screenheight - height) / 2)
self.root.geometry(alignstr)
self.root.resizable(width=False, height=False)
self.var = StringVar()
self.label_tips = tkinter.Label(self.root, textvariable=self.var, justify=CENTER ,font=("微软雅黑", 12, "bold"), fg='red')
# self.var.set('正在下载,请稍等... (共433个回答)')
self.ok_var = StringVar()
self.label_ok = tkinter.Label(self.root, textvariable=self.ok_var, justify=CENTER ,font=("微软雅黑", 10, "bold"), fg='Firebrick')
# self.ok_var.set('已完成 13%')
self.input_var = StringVar()
self.label_wtid = tkinter.Label(self.root, text='请输入问题ID或问题链接:')
self.input_wtid = tkinter.Entry(self.root, textvariable=self.input_var, width=37)
self.button_wtzt = tkinter.Button(self.root, text="粘贴", width=6, command=self.getCopyTxet)
self.wt_file_var = StringVar()
self.wt_file_var.set('D:/ZhiHu')
self.label_wt_file = tkinter.Label(self.root, text='请选择保存目录:')
self.input_wt_file = tkinter.Entry(self.root, textvariable=self.wt_file_var, state=DISABLED, width=37)
self.button_wt_file = tkinter.Button(self.root, text="更改", width=6, command=self.thread_browse_folder)
self.button_wtjc = tkinter.Button(self.root, text="检测", width=8, command=self.thread_wenti_jc, font=("微软雅黑", 12, "bold"))
self.Monitor_button = tkinter.Button(self.root, text="下载", width=8, command=self.thread_get_offset,
font=("微软雅黑", 12, "bold"))
self.label_tips1 = tkinter.Label(self.root, text='使用说明:')
self.label_tips2 = tkinter.Label(self.root, text='1.下载前请先检测问题,以免下错资源')
self.label_tips3 = tkinter.Label(self.root, text='2.问题资源为实时下载,你可随时在下载文件夹查看')
# self.label_tips4 = tkinter.Label(self.root, text='3.更多好玩软件、资源欢迎')
def gui_arrang(self):
self.label_tips.place(x=52, y=28)
self.label_wtid.place(x=55, y=82)
self.input_wtid.place(x=55, y=114)
self.button_wtzt.place(x=329, y=110)
self.label_wt_file.place(x=55, y=146)
self.input_wt_file.place(x=55, y=178)
self.button_wt_file.place(x=329, y=174)
self.button_wtjc.place(x=60, y=220)
self.Monitor_button.place(x=164, y=220)
self.label_ok.place(x=300, y=233)
self.label_tips1.place(x=55, y=334)
self.label_tips2.place(x=55, y=360)
self.label_tips3.place(x=55, y=386)
# self.label_tips4.place(x=55, y=412)
# 获取粘贴板里的内容
def getCopyTxet(self):
try:
wc.OpenClipboard()
copytxet = wc.GetClipboardData()
wc.CloseClipboard()
self.input_var.set(str(copytxet))
except:
pass
def thread_wenti_jc(self):
t = threading.Thread(target=self.wenti_jc)
t.setDaemon(True)
t.start()
def thread_get_offset(self):
t = threading.Thread(target=self.get_offset)
t.setDaemon(True)
t.start()
def thread_browse_folder(self):
t = threading.Thread(target=self.browse_folder)
t.setDaemon(True)
t.start()
# 浏览本地文件夹,选择保存位置
def browse_folder(self):
# 浏览选择本地文件夹
save_address = filedialog.askdirectory()
if len(save_address) != 0:
self.wt_file_var.set(save_address)
# 把获得路径,插入保存地址输入框(即插入input_save_address输入框)
# input_save_address.insert(0, save_address)
def wenti_jc(self):
wt_data = self.input_wtid.get()
if len(wt_data) == 0:
tkinter.messagebox.showerror('错误提示', '请先输入问题ID或链接')
else:
try:
if wt_data.isdigit():
url = 'https://www.zhihu.com/api/v4/questions/{}/answers'.format(wt_data)
r = requests.get(url, headers=self.headers)
if r.status_code == 200:
self.totals = int(r.json()['paging']['totals'])
self.title = r.json()['data'][0]['question']['title']
self.id = int(wt_data)
tkinter.messagebox.showinfo('问题ID正确', '你本次要下载的问题为“%s”' % self.title)
else:
tkinter.messagebox.showerror('问题ID输入错误', '请检查你的问题ID并重新输入')
else:
wtids = re.findall('question/(.*?)/answer', wt_data)
if wtids and len(wtids[0]) != 0:
url = 'https://www.zhihu.com/api/v4/questions/{}/answers'.format(wtids[0])
r = requests.get(url, headers=self.headers)
if r.status_code == 200:
self.totals = int(r.json()['paging']['totals'])
self.title = r.json()['data'][0]['question']['title']
self.id = int(wtids[0])
tkinter.messagebox.showinfo('问题链接正确', '你本次要下载的问题为“%s”' % self.title)
else:
tkinter.messagebox.showerror('问题链接输入错误', '请检查你的问题链接并重新输入')
else:
if '/question/' in wt_data:
wtids = wt_data.split('/question/')
for wtid in wtids:
if wtid.isdigit():
url = 'https://www.zhihu.com/api/v4/questions/{}/answers'.format(wtid)
r = requests.get(url, headers=self.headers)
if r.status_code == 200:
self.totals = int(r.json()['paging']['totals'])
self.title = r.json()['data'][0]['question']['title']
self.id = int(wtid)
tkinter.messagebox.showinfo('问题链接正确', '你本次要下载的问题为“%s”' % self.title)
else:
tkinter.messagebox.showerror('问题链接输入错误', '请检查你的问题链接并重新输入')
else:
tkinter.messagebox.showerror('问题链接输入错误', '请检查你的问题链接并重新输入')
except:
tkinter.messagebox.showerror('错误提示', '抱歉,出现未知错误,请稍后再试')
def get_offset(self):
if self.id == None:
tkinter.messagebox.showerror('错误提示', '请先检测问题ID或链接是否正确')
else:
self.var.set('正在下载,请稍等... (共{}个回答)'.format(self.totals))
self.Monitor_button.config(state=DISABLED)
path = self.input_wt_file.get()
self.file_path = '{}/{}'.format(path, self.title)
folder = os.path.exists(self.file_path)
if not folder: # 判断是否存在文件夹如果不存在则创建为文件夹
os.makedirs(self.file_path) # makedirs 创建文件时如果路径不存在会创建这个路径
# else:
# print('该问题内容已经有啦~')
# sys.exit()
if self.totals % 20 == 0:
self.max = int(self.totals / 20)
else:
self.max = int(self.totals / 20) + 1
for m in range(self.max):
offset = m * 20
self.get_urls(offset)
time.sleep(3)
[url=home.php?mod=space&uid=512266]@Async[/url] # 开启异步线程执行 调用一次开启一个线程
def get_urls(self, offset):
try:
url = 'https://www.zhihu.com/api/v4/questions/{}/answers?include=data%5B*%5D.is_normal%2Cadmin_closed_comment%2Creward_info%2Cis_collapsed%2Cannotation_action%2Cannotation_detail%2Ccollapse_reason%2Cis_sticky%2Ccollapsed_by%2Csuggest_edit%2Ccomment_count%2Ccan_comment%2Ccontent%2Ceditable_content%2Cvoteup_count%2Creshipment_settings%2Ccomment_permission%2Ccreated_time%2Cupdated_time%2Creview_info%2Crelevant_info%2Cquestion%2Cexcerpt%2Crelationship.is_authorized%2Cis_author%2Cvoting%2Cis_thanked%2Cis_nothelp%2Cis_labeled%3Bdata%5B*%5D.mark_infos%5B*%5D.url%3Bdata%5B*%5D.author.follower_count%2Cbadge%5B*%5D.topics&offset={}&limit=20&sort_by=updated'.format(
self.id, offset)
dict = {
'include': 'data[*].is_normal,admin_closed_comment,reward_info,is_collapsed,annotation_action,annotation_detail,collapse_reason,is_sticky,collapsed_by,suggest_edit,comment_count,can_comment,content,editable_content,voteup_count,reshipment_settings,comment_permission,created_time,updated_time,review_info,relevant_info,question,excerpt,relationship.is_authorized,is_author,voting,is_thanked,is_nothelp,is_labeled;data[*].mark_infos[*].url;data[*].author.follower_count,badge[*].topics',
'limit': 20,
'offset': offset,
'sort_by': 'updated'
}
r = requests.get(url, headers=self.headers, params=dict).json()
if self.stop_num == 0:
self.ok_var.set('已完成 1%')
datas = r['data']
for data in datas:
content = data['content']
name = data['author']['name']
# 防止同天有多个匿名用户/已注销用户作答时文件名相同而覆盖操作
if '知乎用户' == name:
name = '{}{}'.format(name, self.zh_id)
self.zh_id += 1
if '「已注销」' == name:
name = '{}{}'.format(name, self.zx_id)
self.zx_id += 1
if '匿名用户' == name:
name = '{}{}'.format(name, self.nm_id)
self.nm_id += 1
if '[已重置]' == name:
name = '{}{}'.format(name, self.cz_id)
self.cz_id += 1
timeStamp = int(data['updated_time'])
timeArray = time.localtime(timeStamp)
otherStyleTime = time.strftime("%Y-%m-%d", timeArray)
img_names = []
video_names = []
img_urls = re.findall('<noscript><img src="(.*?)"', content, re.S)
video_urls = re.findall('"z-ico-video"></span>(.*?)</span>', content, re.S)
if img_urls:
for i in range(len(img_urls)):
file_name = '{}({})_{}'.format(name, otherStyleTime, i + 1)
img_names.append(file_name)
if len(img_urls) == len(img_names):
data = [((img_url, img_name), None) for (img_url, img_name) in
zip(img_urls, img_names)] # (index,i)也可以写成[index,i]
pool = threadpool.ThreadPool(20)
results = threadpool.makeRequests(self.save_img, data)
[pool.putRequest(req) for req in results]
pool.wait()
if video_urls:
for i in range(len(video_urls)):
file_name = '{}({})_video_{}'.format(name, otherStyleTime, i + 1)
video_names.append(file_name)
str_video_urls = str(video_urls)
video_ids = re.findall(".*?/video/(.*?)'", str_video_urls, re.S)
if len(video_ids) == len(video_names):
data = [((video_id, video_name), None) for (video_id, video_name) in
zip(video_ids, video_names)] # (index,i)也可以写成[index,i]
pool = threadpool.ThreadPool(20)
results = threadpool.makeRequests(self.save_video, data)
[pool.putRequest(req) for req in results]
pool.wait()
self.stop_num += 1
ok_num = round(self.stop_num / self.max, 2)
self.ok_var.set('已完成 {}%'.format(int(ok_num * 100)))
if self.max == self.stop_num:
tkinter.messagebox.showinfo('下载完成', '你的问题资源已全部下载完毕')
self.var.set('')
self.Monitor_button.config(state=NORMAL)
self.ok_var.set('')
self.zh_id = 1
self.zx_id = 1
self.nm_id = 1
self.cz_id = 1
self.stop_num = 0
except:
pass
def save_img(self, img_url, img_name):
suffix = None
if '.jpg' in img_url:
suffix = '.jpg'
elif '.gif' in img_url:
suffix = '.gif'
try:
img = requests.get(img_url, headers=self.headers)
if img.status_code == 200:
with open(self.file_path + '/' + img_name + suffix, "wb") as f:
f.write(img.content)
# time.sleep(0.5)
else:
pass
except:
pass
def save_video(self, video_id, video_name):
try:
url = 'https://lens.zhihu.com/api/v4/videos/{}'.format(video_id)
video_url = requests.get(url, headers=self.headers).json()['playlist']['LD']['play_url']
video = requests.get(video_url, headers=self.headers)
if video.status_code == 200:
with open(self.file_path + '/' + video_name + '.mp4', "wb") as f:
f.write(video.content)
# time.sleep(0.5)
else:
pass
except:
print(traceback.format_exc())
def main():
# 初始化对象
L = zhihu()
# 进行布局
L.gui_arrang()
# 主程序执行
tkinter.mainloop()
if __name__ == '__main__':
main()