音悦台mv视频下载

1 #coding:utf-8  2 import urllib2  3 import urllib  4 import re  5 import sys  6 import os  7 import time  8   9  10 class Yinyuetai(): 11  12     #地址初始化 13     def __init__(self,音悦 url): 14         self.i = 1 15         self.url = url 16         self.headers = {  17             'User-Agent':'Mozilla/5.0 (Windows NT 6.3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36', 18             'Accept':'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8' 19         } 20         self.timeout = 30 21         self.__init() 22  23  24     def __init(self, page=1): 25         print u"开始下载：第 %d 页 ..." % page 26         reurl = self.url + "&page=%d" %page 27         page = self.getPage(reurl) 28         mvPageList = self.__getMvPageList(page) 29         if len(mvPageList) > 0: 30             for plist in mvPageList: 31                 mvlist = self.getMvURL(plist) 32                 self.downLoad(mvlist[0], mvlist[1].decode("utf-8")) 33                 self.i += 1 34             time.sleep(2) 35             page += 1 36             self.__init(page) 37         else: 38             print u"~~~~~~~~~~~完成！~~~~~~~~~~~~~~" 39  40  41  42     #获取指定页面源码 43     def getPage(self,频下 url): 44         try: 45             request = urllib2.Request(url, None, self.headers) 46             response = urllib2.urlopen(request, None, self.timeout) 47             return response.read() 48         except: 49             return [] 50  51     #分析列表页，返回MV地址和名字列表[0]:视频ID[1]:视频名称 52     def __getMvPageList(self,音悦 page): 53             reg = r"<h3><ashref="http://v.yinyuetai.com/video/([0-9]+)".*title="(.*)".*" 54             pattern = re.compile(reg) 55             findList = re.findall(pattern, page) 56             return findList 57             #print findList 58  59  60  61     def getMvURL(self, mvlist): 62         url = "http://www.yinyuetai.com/insite/get-video-info?flex=true&videoId=%d" % int(mvlist[0]) 63         html = self.getPage(url) 64  65         reg = r"http://w*?.yinyuetai.com/uploads/videos/common/.*?(?=&br)" 66         pattern=re.compile(reg) 67         findList = re.findall(pattern, html) 68  69         if len(findList) >= 3: 70             return [findList[2], mvlist[1]] 71         else: 72             return [findList[0], mvlist[1]] 73  74  75     #end def 76  77     #下载文件 78     def downLoad(self, url, name): 79         name = name + '.flv' 80         print u"下载：[%s] [%d]" % (name, self.i) 81         local = self.makeDirs() + '/' + name 82         try: 83             urllib.urlretrieve(url, local, self.schedule) 84             print u"下载完成：[%s]" % name 85         except: 86             print u"下载失败！" 87  88     def makeDirs(self): 89         path = sys.path[0] 90         newPath = os.path.join(path,频下 'flv') 91         if not os.path.isdir(newPath): 92             os.mkdir(newPath) 93         return newPath 94  95     """ 96     回调函数获取进度 97     @ a 已经下载的数据块 98     @ b 数据块的大小 99     @ c 远程文件的大小100     """101     def schedule(self, a, b, c):102         per = 100.0 *a * b / c103         if per > 100 : per = 100104         sys.stdout.write(u" 进度:%.1f%%" % per)105         sys.stdout.flush()106 107 108 109 110 if __name__ == '__main__':111     url = 'http://mv.yinyuetai.com/all?pageType=page&sort=weekViews&tab=allmv&parenttab=mv'112     Yinyuetai(url)