虾米XMusicCache歌曲批量命名

概述虾米XMusicCache歌曲批量命名

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#!/usr/bin/python# -*- Coding: utf-8 -*-import osimport reimport shutilimport httplibimport tracebackimport threadingTitle_re = re.compile('<Title>(.+?)</Title>',re.DOTALL)album_re = re.compile('<td  valign="top">所属专辑：</td>.*?title="(?P<album>.+?)">',re.DOTALL)max_threads = 20cache_filename = 'cache.txt'cache = {}def Listfiles(rootDir,ext = None): 	List_dirs = os.walk(rootDir) 	List_ret = []	for root,dirs,files in List_dirs: 		for f in files:			if not ext is None:				if not f.endswith(ext):					continue			List_ret.append(os.path.join(root,f))	return List_retdef filterfiles(lst):	global cache	def _filter(x):		x = os.path.basename(x)		if x.find('.') >= 0:			return False		try:			int(x)		except:			return False		if x in cache:			if os.path.exists(cache[x]):				return False		return True	return filter(_filter,lst)def readhttpInfo(uri):	try:		conn = httplib.httpconnection("www.xiami.com")		url = '/song/%s' % uri		conn.request("GET",url)		r = conn.getresponse()		if r.status != 200:			print r.status,r.reason			# print r.read()			return '',''		data = r.read()		conn.close()		match = Title_re.search(data)		if match:			result = match.group(1)			pos2 = result.find('-')			pos = result.find(',',pos2)			if pos > 0:				result = result[:pos]			pos = result.rfind('-')			if pos > 0:				return result[:pos].strip(),result[pos+1:].strip()			print result.strip()		else:			print 'no Title'			return '',''	except Exception:		traceback.print_exc()	return '',''def utf2gbk(s):	return s.decode('utf8').encode('gbk')def copy2RenameMp3(filename,IDx = 0):	uri = os.path.basename(filename)	name,author = readhttpInfo(uri)	mp3name = utf2gbk('%s - %s.mp3' % (author,name))	print filename,IDx,'->',mp3name	if len(name) > 0 and len(author):		cache[uri] = mp3name	shutil.copy(filename,mp3name)def readCache():	global cache	try:		fp = open(cache_filename,'rb')		lines = fp.readlines()		for x in lines:			pos = x.find(' ')			if pos >= 0:				cache[x[:pos]] = x[pos + 1:].strip()		fp.close()	except:		passdef writeCache():	global cache	if len(cache) == 0:		return	fp = open(cache_filename,'wb')	lines = ['%s %s' % (k,v) for k,v in cache.iteritems()]	fp.write('\n'.join(lines))	fp.close()def main():	readCache()	List_files = Listfiles('.')	List_files = filterfiles(List_files)	threads = []	for filename in List_files:		copy2RenameMp3(filename)		# th = threading.Thread(target = copy2RenameMp3,args = (filename,len(threads) + 1),name = filename)		# threads.append(th)		if len(threads) > max_threads:			map(lambda th: th.start(),threads)			map(lambda th: th.join(),threads)			threads = []	if threads:		map(lambda th: th.start(),threads)		map(lambda th: th.join(),threads)	writeCache()if __name__ == '__main__':	main()

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