轉載請註明出處,http://www.javashuo.com/article/p-wekjtbhq-kn.html
禁止用於商業用途,一切後果與本人無關
小夏又來寫博客啦
7.28號更新:
此次bug已經被修復了,這是如今大圖和縮略圖的url,有沒有同窗能看出來用的編碼或者是hash函數的,救救救:
http://img4.tuwandata.com/v4/thumb/jpg/0jzUF68uv59al8ebGw14O0jSobjQ82o1sgld3dqyiQQ/u/GLDM9lMIBglnFv7YKftLBGTPBuZ18dsRxq7lLFRmwHNxm5vYTWcBQBPs4lxofIIDDVim1oGbBWgRPuawq1D61NhUxeeJzZX9lVSQjIO3fgyT.jpghtml
http://img4.tuwandata.com/v4/thumb/jpg/YEAUN6ZWzfHEsgvPUPw9gdUbktn6iwdmnlyB750N6JX/u/GLDM9lMIBglnFv7YKftLBGTPBuZ18dsRxq7lLFRmwHNxm5vYTWcBQBPs4lxofIIDDVim1oGbBWgRPuawq1D61NhUxeeJzZX9lVSQjIO3fgyT.jpgpython
F0T8XzPwra6yZkoLvv2Z90EsdPzyytjgLk0sQl5RUI3api
0nNli0OxejHpzyKVvywJXEm5yTRcZo6uQRDUMjgOeAu/u/GLDM9lMIBglnFv7YKftLBGTPBuZ18dsRxq7lLFRmwHNqHCyCn9OOp9AtNTrIM8rW93vyCEmhAT6ZRshSh4lWWBj1NuET2DQ8hxUAqFZ8lTOx.jpgapp
BXgEbTpyf4wvFKyQqj60F3KOwQ725PfdHLCEKYUIWN5python爬蟲
4XkDSNsY3jKCgTc6SvuirtbSF64gD6vhGnHGx3WUyme/u/GLDM9lMIBglnFv7YKftLBGTPBuZ18dsRxq7lLFRmwHNqFCvUrqmSG4Hr3vVp0zDfryydDwhgTxyTVbfMLhjM7h3lmIF6bRSli2HSEobMbl9c.jpg函數
此次的爬蟲是兔玩君分享計劃的全部收費套圖
不知道的同窗能夠看這裏www.tuwanjun.com
簡單的說一下吧,這個網站通Jquery+JS的方式加載圖片,每套圖只能夠看三張,以後要收費
可是博主發現了一個小漏洞,縮略圖的url和大圖地址文件名基本相同,路徑也有由參數構成的,base64解碼url發現,小圖和大圖只有部分參數不一樣,而且每組圖能夠經過替換得到完整圖片地址。
秀一下:
腳本是3.14號寫的,跑完以後一共爬取到1015套寫真,6.4號又跑了一次,新增了112套,目前總計1127套oop
這裏再也不提供所有源碼,只給出核心代碼,求打賞,求贊助,歡迎加入精神股東!小白,大股東,土豪,萌妹,能夠+xwdcooper,贊助100塊,1127套寫真,直接百度雲給你!
def get_page(offset): key={ 'type':'image', 'dpr':3, 'id':offset, } url = 'https://api.tuwan.com/apps/Welfare/detail?' + urlencode(key) try: response = requests.get(url) if response.status_code == 200: return response.text return None except RequestException: print("請求頁出錯", url) return Nonedef getUrl(html): pattern1 = re.compile('"thumb":(.*?)}', re.S) result = re.findall(pattern1, html) bigUrl=result[0] bigUrl=bigUrl.replace('"','').replace('\\','') pattern2 = re.compile('(http.*?.+jpg),', re.S) result2 = re.findall(pattern2, bigUrl) bigUrl=result2[0] pattern3 = re.compile('(http.*?==.*?\.jpg)', re.S) result3=re.findall(pattern3,result[3]) smallUrl = [] for item in result3: # print(item.replace('\\','')) smallUrl.append(item.replace('\\','')) return (bigUrl,smallUrl)def findReplaceStr(url): pattern = re.compile('.*?thumb/jpg/+(.*?wx+)(.*?)(/u/.*?).jpg', re.S) result = re.match(pattern, url) return result.group(2)def getBigImageUrl(url,replaceStr): pattern = re.compile('.*?thumb/jpg/+(.*?wx+)(.*?)(/u/.*?).jpg', re.S) result = re.match(pattern, url) newurl='http://img4.tuwandata.com/v3/thumb/jpg/'+result.group(1)+replaceStr+ result.group(3) return newurldef save_image(content,offset): path='{0}'.format(os.getcwd()+'\image\\'+str(offset)) file_path='{0}\{1}.{2}'.format(path,md5(content).hexdigest(), 'jpg') if not os.path.exists(path): os.mkdir(path) if not os.path.exists(file_path): with open(file_path,'wb') as f: f.write(content) f.close()def download_images(url,offset): print('downloading:',url) try: response = requests.get(url) if response.status_code == 200: save_image(response.content,offset) return None except RequestException: print("請求圖片出錯",url) return Nonedef download(bigImageUrl,smallImageUrl,offset): replaceStr = findReplaceStr(bigImageUrl) for url in smallImageUrl: download_images(getBigImageUrl(url,replaceStr),offset)