知乎回答图片/视频下载器【附源码】

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！

知乎回答图片/视频下载器使用说明：

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

知乎回答图片/视频下载器源码一览：

importrequests

importos

importtime

fromthreadingimportThread

importthreadpool

importtraceback

importtkinter

fromtkinterimport*

importthreading

fromtkinterimportmessagebox

importwin32clipboardaswc

fromtkinterimportfiledialog

defasync(f):

defwrapper(*args,**kwargs):

thr=Thread(target=f,args=args,kwargs=kwargs)

thr.start()

returnwrapper

classzhihu(object):

def__init__(self):

self.id=None

self.headers={

'User-Agent':'Mozilla/5.0(WindowsNT6.1;WOW64)AppleWebKit/537.36(KHTML,likeGecko)Chrome/63.0.3239.132Safari/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')

defgui_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

defgetCopyTxet(self):

try:

wc.OpenClipboard()

copytxet=wc.GetClipboardData()

wc.CloseClipboard()

self.input_var.set(str(copytxet))

except:

pass

defthread_wenti_jc(self):

t=threading.Thread(target=self.wenti_jc)

t.setDaemon(True)

t.start()

defthread_get_offset(self):

t=threading.Thread(target=self.get_offset)

t.setDaemon(True)

t.start()

defthread_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

defbrowse_folder(self):

#浏览选择本地文件夹

save_address=filedialog.askdirectory()

iflen(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)

defwenti_jc(self):

wt_data=self.input_wtid.get()

iflen(wt_data)==0:

tkinter.messagebox.showerror('错误提示','请先输入问题ID或链接')

else:

try:

ifwt_data.isdigit():

url='https://www.zhihu.com/api/v4/questions/{}/answers'.format(wt_data)

r=requests.get(url,headers=self.headers)

ifr.status_code==200:

self.totals=int(r.json()['paging']['totals'])

self.title=r.json()['data']['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)

ifwtidsandlen(wtids)!=0:

url='https://www.zhihu.com/api/v4/questions/{}/answers'.format(wtids)

r=requests.get(url,headers=self.headers)

ifr.status_code==200:

self.totals=int(r.json()['paging']['totals'])

self.title=r.json()['data']['question']['title']

self.id=int(wtids)

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/'inwt_data:

wtids=wt_data.split('/question/')

forwtidinwtids:

ifwtid.isdigit():

url='https://www.zhihu.com/api/v4/questions/{}/answers'.format(wtid)

r=requests.get(url,headers=self.headers)

ifr.status_code==200:

self.totals=int(r.json()['paging']['totals'])

self.title=r.json()['data']['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')

defget_offset(self):

ifself.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)

ifnotfolder:?#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()

ifself.totals%20==0:

self.max=int(self.totals/20)

else:

self.max=int(self.totals/20)+1

forminrange(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

defget_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()

ifself.stop_num==0:

self.ok_var.set('已完成1%')

datas=r['data']

fordataindatas:

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<imgsrc="(.*?)"',content,re.S)

video_urls=re.findall('"z-ico-video"</span(.*?)</span',content,re.S)

ifimg_urls:

foriinrange(len(img_urls)):

file_name='{}({})_{}'.format(name,otherStyleTime,i+1)

img_names.append(file_name)

iflen(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)forreqinresults]

pool.wait()

ifvideo_urls:

foriinrange(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)

iflen(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)forreqinresults]

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)))

ifself.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

defsave_img(self,img_url,img_name):

suffix=None

if'.jpg"/>'inimg_url:

suffix='.jpg"/>'

elif'.gif'inimg_url:

suffix='.gif'

try:

img=requests.get(img_url,headers=self.headers)

ifimg.status_code==200:

withopen(self.file_path+'/'+img_name+suffix,"wb")asf:

f.write(img.content)

#time.sleep(0.5)

else:

pass

except:

pass

defsave_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)

ifvideo.status_code==200:

withopen(self.file_path+'/'+video_name+'.mp4',"wb")asf:

f.write(video.content)

#time.sleep(0.5)

else:

pass

except:

print(traceback.format_exc())

defmain():

#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()

Tags:知乎回答,下载器,图片视频.