poezio/plugins/screen_detach.py

49 lines
1.5 KiB
Python

"""
This plugin will set your status to **away** if you detach your screen.
"""
from plugin import BasePlugin
import os
import stat
import pyinotify
class Plugin(BasePlugin):
def init(self):
screen_dir = '/var/run/screen/S-%s' % (os.getlogin(),)
self.timed_event = None
sock_path = None
self.thread = None
for f in os.listdir(screen_dir):
path = os.path.join(screen_dir, f)
if screen_attached(path):
sock_path = path
self.attached = True
break
# Only actually do something if we found an attached screen (assuming only one)
if sock_path:
wm = pyinotify.WatchManager()
wm.add_watch(sock_path, pyinotify.EventsCodes.ALL_FLAGS['IN_ATTRIB'])
self.thread = pyinotify.ThreadedNotifier(wm, default_proc_fun=HandleScreen(plugin=self))
self.thread.start()
def cleanup(self):
if self.thread:
self.thread.stop()
def update_screen_state(self, socket):
attached = screen_attached(socket)
if attached != self.attached:
self.attached = attached
status = 'available' if self.attached else 'away'
self.core.command_status(status)
def screen_attached(socket):
return (os.stat(socket).st_mode & stat.S_IXUSR) != 0
class HandleScreen(pyinotify.ProcessEvent):
def my_init(self, **kwargs):
self.plugin = kwargs['plugin']
def process_IN_ATTRIB(self, event):
self.plugin.update_screen_state(event.path)