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# -*- coding: utf-8 -*-
#
# File: plugins/new_version.py
# This file is part of the Portato-Project, a graphical portage-frontend.
#
# Copyright (C) 2006-2010 René 'Necoro' Neumann
# This is free software. You may redistribute copies of it under the terms of
# the GNU General Public License version 2.
# There is NO WARRANTY, to the extent permitted by law.
#
# Written by René 'Necoro' Neumann <necoro@necoro.net>
from portato.helper import debug, warning
from subprocess import Popen, PIPE
import gobject
from portato import get_listener
from portato.constants import REPOURI, REVISION, APP_ICON, APP
from portato.gui.utils import GtkThread
class NewVersionFinder(WidgetPlugin):
"""
Checks for a new version of portato every 30 minutes and on startup.
"""
__author__ = "René 'Necoro' Neumann"
__dependency__ = ["dev-vcs/git", "dev-python/notify-python"]
def init (self):
self.add_call("main", self.run)
def widget_init (self):
self.create_widget("Plugin Menu", "Check for new _versions", activate = self.menu)
def get_notify_callback (self, rev):
def callback():
get_listener().send_notify(
base = "New Portato Live Version Found",
descr = "The most recent revision is %s." % rev,
icon = APP_ICON)
return False
return callback
def find_version (self, rev):
repo, branch = REPOURI.split('::')
remote_rev = Popen(['git', 'ls-remote', repo, branch], stdout = PIPE).communicate()[0].strip().split('\t')
if len(remote_rev) and remote_rev[1] not in (branch, 'refs/heads/'+branch, 'refs/tags/'+branch):
warning('NEW_VERSION :: Returned revision information looks strange: %s', str(remote_rev))
else:
remote_rev = remote_rev[0]
debug("NEW_VERSION :: Installed rev: %s - Current rev: %s", remote_rev, rev)
if rev != remote_rev:
gobject.idle_add(self.get_notify_callback(remote_rev))
def start_thread(self, rev):
t = GtkThread(target = self.find_version, name = "Version Updater Thread", args = (rev,))
t.setDaemon(True)
t.start()
return True
def menu (self, *args, **kwargs):
"""
Run the thread once.
"""
if not REVISION:
return None
self.start_thread(REVISION)
return REVISION
def run (self, *args, **kwargs):
"""
Run the thread once and add a 30 minutes timer.
"""
rev = self.menu()
if rev is not None:
gobject.timeout_add(30*60*1000, self.start_thread, rev) # call it every 30 minutes
register(NewVersionFinder, REVISION == '')
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