class DownloadFtp(Download):
def __init__(self, file_share, local_path, date):
Download.__init__(self, file_share, local_path, date)
self.ftp = QFtp(self)
self.ftp.dataTransferProgress.connect(self.update_progress)
self.ftp.done.connect(self.download_finished)
self.ftp.stateChanged.connect(self.state_changed)
self.url = QUrl(self._file_share.url)
self.out_file = QFile(self.local_path)
self.read_bytes = self.out_file.size()
def start_download(self):
self.ftp.connectToHost(self.url.host(), self.url.port(21))
self.ftp.login()
if self.out_file.open(QIODevice.WriteOnly):
self.ftp.get(self.url.path(), self.out_file)
def stop(self):
self.ftp
def state_changed(self, state):
if state == 1 or state == 2:
self._state = 1
def download_finished(self, _):
print "finished !"
def update_progress(self, read_bytes, total_bytes):
self.read_bytes = read_bytes
class DownloadFtp(Download):
progressModified = pyqtSignal(object)
stateChanged = pyqtSignal(object)
downloadFinished = pyqtSignal(object)
speedModified = pyqtSignal(object)
def __init__(self, file_share, local_path, date, state):
Download.__init__(self, file_share, local_path, date, state)
self.ftp = QFtp(self)
# Signaux
self.ftp.dataTransferProgress.connect(self.update_progress)
self.ftp.done.connect(self.download_finished)
self.ftp.stateChanged.connect(self.state_changed)
# Ouverture de fichiers
self.url = QUrl(self._file_share.url)
self.out_file = QFile(self.local_path)
# Vars
self.read_bytes = self.out_file.size()
# Timer
self.timer = QTimer()
self.timer.start(500)
self.timer.timeout.connect(self.update_speed)
def start_download(self):
self.ftp.connectToHost(self.url.host(), self.url.port(21))
self.ftp.login()
if self.out_file.open(QIODevice.WriteOnly):
self.ftp.get(self.url.path(), self.out_file)
def stop(self):
self._state = 5
self.ftp.abort()
self.timer.stop()
self.ftp.close()
def state_changed(self, state):
if state == 1 or state == 2:
self._state = 1
elif state == 3 or state == 4:
self._state = 3
self.stateChanged.emit(self)
def download_finished(self, _):
print "finished !"
if self.read_bytes != self.file_share.size:
self._state = 7
self._speed = 0
self.timer.stop()
self.ftp.abort()
self.ftp.close()
self._state = 4
self.stateChanged.emit(self)
self.ftp.done.disconnect(self.download_finished)
self.ftp.stateChanged.disconnect(self.state_changed)
self.ftp.dataTransferProgress.disconnect(self.update_progress)
self.downloadFinished.emit(self)
def update_speed(self):
delta = time.time() - self._last_time
self._speed = float(self.read_bytes - self._last_size) / delta
self.last_time = time.time()
self.last_size = self.read_bytes
self.speedModified.emit(self)
def update_progress(self, read_bytes, total_bytes):
self.read_bytes = read_bytes
self.progressModified.emit(self)
