openmedialibrary/oml/downloads.py
2014-08-09 18:33:59 +02:00

55 lines
1.5 KiB
Python

# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division
from threading import Thread
import time
import logging
import db
import state
import settings
import update
logger = logging.getLogger('oml.downloads')
class Downloads(Thread):
def __init__(self):
self._running = True
Thread.__init__(self)
self.daemon = True
self.start()
def download_updates(self):
now = int(time.mktime(time.gmtime()))
if now > settings.server.get('last_update_check', 0) + 24*60*60:
settings.server['last_update_check'] = now
update.download()
def download_next(self):
import item.models
self.download_updates()
for t in item.models.Transfer.query.filter(
item.models.Transfer.added!=None,
item.models.Transfer.progress<1).order_by(item.models.Transfer.added):
for u in t.item.users:
if state.nodes.is_online(u.id):
logger.debug('DOWNLOAD %s %s', t.item, u)
r = state.nodes.download(u.id, t.item)
logger.debug('download ok? %s', r)
return True
return False
def run(self):
time.sleep(2)
with db.session():
while self._running:
self.download_next()
time.sleep(0.5)
def join(self):
self._running = False
self._q.put(None)
return Thread.join(self)