X-Git-Url: http://git.treefish.org/~alex/photosort.git/blobdiff_plain/9abf01c0adb9b5e7b0d74da76bf7f86b49e30cb6..26ebc9ffad3914f871f52b39ac8ea7d05bb1e304:/src/dirtrigger.py diff --git a/src/dirtrigger.py b/src/dirtrigger.py index 67945de..1ef7e8b 100644 --- a/src/dirtrigger.py +++ b/src/dirtrigger.py @@ -1,3 +1,4 @@ +import logging import threading import time from watchdog.events import DirDeletedEvent, FileDeletedEvent, FileSystemEventHandler @@ -6,17 +7,21 @@ from watchdog.observers import Observer class DirTrigger(FileSystemEventHandler): def __init__(self, dir_path, cool_time, max_time): + self._dir_path = dir_path + self._cool_time = cool_time + self._max_time = max_time self._got_event = False self._last_event_time = 0.0 self._last_reset_time = 0.0 - self._cool_time = cool_time - self._max_time = max_time self._lock = threading.Lock() self._observer = Observer() self._observer.schedule(self, path=dir_path, recursive=True) def start(self): - self._observer.start() + try: + self._observer.start() + except Exception as e: + logging.warning("Error starting file observer for %s: %s", self._dir_path, str(e)) def stop(self): self._observer.stop() @@ -24,15 +29,20 @@ class DirTrigger(FileSystemEventHandler): def is_triggering(self): self._lock.acquire() try: + now = time.time() return ( self._got_event and - (time.time() - self._last_event_time > self._cool_time) ) or \ - time.time() - self._last_reset_time > self._max_time + (now - self._last_event_time > self._cool_time) ) or \ + now - self._last_reset_time > self._max_time finally: self._lock.release() def reset(self): - self._got_event = False - self._last_reset_time = time.time() + self._lock.acquire() + try: + self._got_event = False + self._last_reset_time = time.time() + finally: + self._lock.release() def on_any_event(self, event): if event.event_type == FileDeletedEvent or event.event_type == DirDeletedEvent: