下载优酷视频 基于python2

参考于 http://blog.csdn.net/littlethunder/article/details/18230859

下载优酷视频 基于python2

import reimport urllib2import jsonimport timeimport randomimport sysdef getVideoInfo(url):    ruleTitle=re.compile('<title>(.*)</title>')    ruleId=re.compile('http://v.youku.com/v_show/id_(.*).html')    videoTitle=ruleTitle.findall(urllib2.urlopen(url).read().decode('utf8'))    videoId=ruleId.findall(url)    return videoTitle[0],videoId[0]def getTrueLink(videoid):    data=urllib2.urlopen('http://v.youku.com/player/getPlayList/VideoIDS/'+videoid)    info=json.loads(data.read().decode('utf8'))    segs=info['data'][0]['segs']    types=segs.keys()    seed=info['data'][0]['seed']    source=list("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\\:._-1234567890")    mixed=''    while source:        seed=(seed*211+30031)&0xFFFF        index=seed*len(source)>>16        c=source.pop(index)        mixed+=c    ids=info['data'][0]['streamfileids']['flv'].split('*')[:-1]    vid=''.join(mixed[int(i)] for i in ids)    sid='%s%s%s'%(int(time.time()*1000),random.randint(1000,1999),random.randint(1000,9999))    urls=[]    for s in segs['flv']:        no='%02x'%int(s['no'])        url='http://f.youku.com/player/getFlvPath/sid/%s_%s/st/flv/fileid/%s%s%s?K=%s&ts=%s'%(sid,no,vid[:8],no.upper(),vid[10:],s['k'],s['seconds'])        urls.append(url)    return urlsdef down2file(urls, filename):    f=open(filename, 'wb')    fileNum=len(urls)    count=0    for url in urls:        count+=1        print('downloading file %d/%d'%(count,fileNum))        req=urllib2.Request(url,headers={'Referer':'http://www.youku.com'})        data=urllib2.urlopen(req).read()        f.write(data)    f.close()    print('download '+filename+' OK!')def youkuDown(link):    videotitle,videoid=getVideoInfo(link)    urls=getTrueLink(videoid)    down2file(urls,videotitle+'.flv')if __name__ == '__main__':    url = 'http://v.youku.com/v_show/id_XNzE0NzkyMTky.html'    videotitle, videoid = getVideoInfo(url)    urls = getTrueLink(videoid)    down2file(urls, videotitle+'.flv')