def run(self):
if self.songLink == Configures.NoLink:
self.songLink = SearchOnline.get_song_link(self.musicId)
if not self.songLink:
self.errorHappend('歌曲的网络链接为空')
return
self.downloadStatus = Configures.Downloading
self.print_info('开始下载')
self.download_lrc_and_artistinfo(self.title, self.musicId)
if self.length == 0:
res = self.try_to_open_url(self.songLink)
if not res:
self.errorHappend('无法打开歌曲链接')
else:
if res.status == 200 and res.reason == 'OK' and res.getheader(
'Content-Type') == 'audio/mpeg':
try:
self.length = int(res.getheader('Content-Length'))
except ValueError:
self.errorHappend('无法获取歌曲的大小')
else:
self.errorHappend('不是音乐资源类型')
if not self.length or self.downloadStatus == Configures.DownloadError:
return
self.currentLength = self.check_temp_downloaded(self.tempfileName)
req = request.Request(self.songLink)
req.headers['Range'] = 'bytes= %s-%s' % (self.currentLength,
self.length)
res = self.try_to_open_url(req)
if not res or res.getheader('Content-Type') != 'audio/mpeg':
self.errorHappend('无法定位到开始下载处的节点位置')
return
contentsList = []
while self.currentLength < self.length and self.runPermit and self.noPause:
trytimes = 5
while (trytimes):
try:
contentCache = res.read(BufferBlock)
contentsList.append(contentCache)
self.currentLength += BufferBlock
if self.currentLength > self.length:
self.currentLength = self.length
break
except:
time.sleep(0.05)
trytimes -= 1
continue
if trytimes == 0:
self.print_info('下载超时')
self.pause()
res.close()
if self.currentLength == self.length:
self.downloadStatus = Configures.DownloadCompleted
if self.downloadStatus != Configures.DownloadCancelled:
contentsStr = b''.join(contentsList)
with open(self.tempfileName, 'ab+') as f:
f.write(contentsStr)
if self.downloadStatus == Configures.DownloadCompleted:
if os.path.exists(self.musicPath):
os.remove(self.musicPath)
os.rename(self.tempfileName, self.musicPath)
write_tags(self.musicPath, self.title, self.album)
self.print_info('准备添加到“%s”' % Configures.PlaylistDownloaded)
playlistTemp = Playlist()
playlistTemp.fill_list(Configures.PlaylistDownloaded)
title, album, totalTime = read_music_info(self.musicPath)
if self.lock.acquire():
if self.musicPath not in playlistTemp.get_items_queue():
playlistTemp.add_record(self.musicPath, title,
totalTime, album,
self.musicPath, self.length,
self.musicId)
playlistTemp.commit_records()
self.print_info("已完成下载")
self.lock.release()
def run(self):
if self.songLink == Configures.NoLink:
self.songLink = SearchOnline.get_song_link(self.musicId)
if not self.songLink:
self.errorHappend('歌曲的网络链接为空')
return
self.downloadStatus = Configures.Downloading
self.print_info('开始下载')
self.download_lrc_and_artistinfo(self.title, self.musicId)
if self.length == 0:
res = self.try_to_open_url(self.songLink)
if not res:
self.errorHappend('无法打开歌曲链接')
else:
if res.status == 200 and res.reason == 'OK' and res.getheader('Content-Type') == 'audio/mpeg':
try:
self.length = int(res.getheader('Content-Length'))
except ValueError:
self.errorHappend('无法获取歌曲的大小')
else:
self.errorHappend('不是音乐资源类型')
if not self.length or self.downloadStatus == Configures.DownloadError:
return
self.currentLength = self.check_temp_downloaded(self.tempfileName)
req = request.Request(self.songLink)
req.headers['Range'] = 'bytes= %s-%s'%(self.currentLength, self.length)
res = self.try_to_open_url(req)
if not res or res.getheader('Content-Type') != 'audio/mpeg':
self.errorHappend('无法定位到开始下载处的节点位置')
return
contentsList = []
while self.currentLength<self.length and self.runPermit and self.noPause:
trytimes = 5
while(trytimes):
try:
contentCache = res.read(BufferBlock)
contentsList.append(contentCache)
self.currentLength += BufferBlock
if self.currentLength>self.length:
self.currentLength = self.length
break
except:
time.sleep(0.05)
trytimes -= 1
continue
if trytimes == 0:
self.print_info('下载超时')
self.pause()
res.close()
if self.currentLength == self.length:
self.downloadStatus = Configures.DownloadCompleted
if self.downloadStatus != Configures.DownloadCancelled:
contentsStr = b''.join(contentsList)
with open(self.tempfileName, 'ab+') as f:
f.write(contentsStr)
if self.downloadStatus == Configures.DownloadCompleted:
if os.path.exists(self.musicPath):
os.remove(self.musicPath)
os.rename(self.tempfileName, self.musicPath)
write_tags(self.musicPath, self.title, self.album)
self.print_info('准备添加到“%s”'%Configures.PlaylistDownloaded)
playlistTemp = Playlist()
playlistTemp.fill_list(Configures.PlaylistDownloaded)
title, album, totalTime = read_music_info(self.musicPath)
if self.lock.acquire():
if self.musicPath not in playlistTemp.get_items_queue():
playlistTemp.add_record(self.musicPath, title, totalTime, album, self.musicPath, self.length, self.musicId)
playlistTemp.commit_records()
self.print_info("已完成下载")
self.lock.release()
def add_item_from_path(self, path):
title, album, totalTime = read_music_info(path)
size = os.path.getsize(path)
self.add_record(path, title, totalTime, album, path, size,
Configures.LocalMusicId)
return title, totalTime
def add_item_from_path(self, path):
title, album, totalTime = read_music_info(path)
size = os.path.getsize(path)
self.add_record(path, title, totalTime, album, path, size, Configures.LocalMusicId)
return title, totalTime
