def run(self):
'''Task dispatcher loop'''
for job in iter(self.queue.get, self.QUIT):
status_data = Downloader.ClipData()
status_data.URL = job.url
status_data.status = Downloader.Status.INPROGRESS
self.progress.notify(status_data)
try:
job.download()
status_data = Downloader.ClipData()
status_data.URL = job.url
status_data.status = Downloader.Status.DONE
self.progress.notify(status_data)
self.queue.task_done()
except Exception as e:
status_data = Downloader.ClipData()
status_data.URL = job.url
status_data.status = Downloader.Status.ERROR
self.progress.notify(status_data)
self.queue.task_done()
self.queue.put(self.CANCEL)
for job in iter(self.queue.get, self.CANCEL):
job.cancel()
self.queue.task_done()
self.queue.task_done()
def add(self, callback, url):
'''Add new task to queue'''
status_data = Downloader.ClipData()
status_data.URL = url
status_data.status = Downloader.Status.PENDING
self.queue.put(Job(callback, url))
self.progress.notify(status_data)
def __init__(self, url, servant):
self.servant = servant
self.url = url
self.clip_data = Downloader.ClipData(self.url,
Downloader.Status.PENDING)
self.servant.publisher_progress.notify(self.clip_data)
def notify_status(self, status):
'''Notifica un cambio en el estado de la canción'''
status_data = Downloader.ClipData()
status_data.URL = self.url
status_data.status = status
self.Progress_Event.notify(status_data)
