[python]抓取songtaste音乐

[python]抓取songtaste音乐

2010-03-06 19:10

#encoding=cp936
from urllib import urlencode,urlopen,urlretrieve
from urllib2 import build_opener,HTTPCookieProcessor
from cookielib import CookieJar
from re import findall

class crawler():
...def __init__(self):
......pass

...def post(self,url,headers,body):
......cj=CookieJar()
......self.opener=build_opener(HTTPCookieProcessor(cj))
......self.opener.addheaders=headers
......return self.opener.open(url,urlencode(body)).read()

...def getWebcode(self,url):
......self.data=self.opener.open(url).read()

...def getwebcode(self,url):
......self.data=urlopen(url).read()

...def fetchall(self,patt):
......return findall(patt,self.data)

...def webcode(self):
......return self.data

if __name__=="__main__":
...url=raw_input("url:")
...c=crawler()
...c.getwebcode(url)
...data=c.fetchall("""playmedia1\(([^<>;]+)\);""")[0]
...xxx=eval("["+data+"]")
...if xxx[5]=="7d99bb4c7bd4602c342e2bb826ee8777":
......type_str=".wma"
...elif xxx[5]=="25e4f07f5123910814d9b8f3958385ba":
......type_str=".Wma"
...elif xxx[5]=="51bbd020689d1ce1c845a484995c0cce":
......type_str=".WMA"
...elif xxx[5]=="b3a7a4e64bcd8aabe4cabe0e55b57af5":
......type_str=".mp3"
...elif xxx[5]=="d82029f73bcaf052be8930f6f4247184":
......type_str=".MP3"
...elif xxx[5]=="5fd91d90d9618feca4740ac1f2e7948f":
......type_str=".Mp3"
...url=xxx[6]+xxx[2]+type_str
...print url
...fn=unicode(c.fetchall("""""")[0],"gb2312").encode("gb2312").split(" --")[0]
...urlretrieve(url,fn+type_str)