115 lines
4.0 KiB
Python
Executable File
115 lines
4.0 KiB
Python
Executable File
import logging
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from datetime import datetime
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from time import sleep
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from .listeners import GamepadListener, KeyboardListener, MouseListener
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class LastInputUnix:
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def __init__(self):
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self.logger = logging.getLogger(__name__)
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# self.logger.setLevel(logging.DEBUG)
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self._start_listeners()
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self.last_activity = datetime.now()
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def _start_listeners(self):
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self.mouseListener = MouseListener()
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self.mouseListener.start()
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self.keyboardListener = KeyboardListener()
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self.keyboardListener.start()
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# Optional: gamepad support via evdev (Linux only).
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# Starts silently if evdev is not installed or no gamepads are found.
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self.gamepadListener = GamepadListener()
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self.gamepadListener.start()
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def _stop_listeners(self):
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"""Stop existing listeners to avoid duplicate instances."""
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if self.mouseListener.is_alive():
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self.mouseListener.stop()
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if self.keyboardListener.is_alive():
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self.keyboardListener.stop()
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if self.gamepadListener.is_alive():
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self.gamepadListener.stop()
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def _check_listeners(self):
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"""Check if input listeners are still alive, restart if dead.
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Pynput listeners can silently die when the X server restarts
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(e.g. after suspend/resume, display server crash, or session switch).
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Without this check, the watcher would permanently report AFK.
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See: https://github.com/ActivityWatch/aw-watcher-afk/issues/27
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"""
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# Only restart the gamepad listener if it was actually running before
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# and all its threads died (e.g. device unplugged). Without this guard,
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# systems without a gamepad would trigger a restart on every poll,
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# since is_alive() is always False when start() returned early.
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gamepad_died = self.gamepadListener.needs_restart()
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if (
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not self.mouseListener.is_alive()
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or not self.keyboardListener.is_alive()
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or gamepad_died
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):
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mouse_kb_died = (
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not self.mouseListener.is_alive()
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or not self.keyboardListener.is_alive()
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)
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if gamepad_died and mouse_kb_died:
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self.logger.warning(
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"All input listeners died (X server restart?), reinitializing..."
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)
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elif gamepad_died:
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self.logger.warning(
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"Gamepad listener died (device removed?), reinitializing..."
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)
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else:
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self.logger.warning(
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"Input listeners died (X server restart?), reinitializing..."
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)
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# Stop any still-running listeners before creating new ones
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# to avoid duplicate listener instances (e.g. if only one died)
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self._stop_listeners()
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self._start_listeners()
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# Reset last_activity so we don't report a huge AFK gap
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self.last_activity = datetime.now()
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def seconds_since_last_input(self) -> float:
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# TODO: This has a delay of however often it is called.
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# Could be solved by creating a custom listener.
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self._check_listeners()
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now = datetime.now()
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has_event = (
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self.mouseListener.has_new_event()
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or self.keyboardListener.has_new_event()
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or self.gamepadListener.has_new_event()
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)
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if has_event:
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self.logger.debug("New event")
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self.last_activity = now
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# Get/clear events
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self.mouseListener.next_event()
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self.keyboardListener.next_event()
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self.gamepadListener.next_event()
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return (now - self.last_activity).total_seconds()
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_last_input_unix = None
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def seconds_since_last_input():
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global _last_input_unix
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if _last_input_unix is None:
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_last_input_unix = LastInputUnix()
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return _last_input_unix.seconds_since_last_input()
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if __name__ == "__main__":
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while True:
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sleep(1)
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print(seconds_since_last_input())
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