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import atexit
import configparser
import pyinotify
import library
class EventHandler(pyinotify.ProcessEvent):
def process_IN_CREATE(self, event):
print("Creating:", event.pathname)
library.run(event.pathname)
def process_IN_DELETE(self, event):
print("Removing:", event.pathname)
library.delete_file(event.pathname)
def process_IN_MOVED_TO(self, event):
print("Moved to:", event.pathname)
library.update_track_filename(event.src_pathname, event.pathname)
# moving the file may also hint that the metadata has changed
library.update_file(event.pathname)
def process_IN_MODIFY(self, event):
print("Modified:", event.pathname)
library.update_file(event.pathname)
class LibraryWatcher:
def __init__(self, path):
print("Setting up library watcher")
if not hasattr(self, "path"):
setattr(self, "path", path)
if not hasattr(self, "wm"):
setattr(self, "wm", pyinotify.WatchManager())
mask = pyinotify.IN_DELETE | pyinotify.IN_CREATE | \
pyinotify.IN_MOVED_TO | pyinotify.IN_MOVED_FROM | \
pyinotify.IN_MODIFY
if not hasattr(self, "notifier"):
setattr(self,
"notifier",
pyinotify.ThreadedNotifier(self.wm, EventHandler()))
self.notifier.coalesce_events()
self.notifier.start()
if not hasattr(self, "wdd"):
setattr(self, "wdd", self.wm.add_watch(path, mask, rec=True,
auto_add=True))
print("Set up watch on ", path)
atexit.register(self.stop)
def stop(self):
if self.wdd[self.path] > 0:
self.wm.rm_watch(self.wdd[self.path], rec=True)
if __name__ == "__main__":
config = configparser.ConfigParser()
config.read("mach2.ini")
watch = LibraryWatcher(config["DEFAULT"]["media_dir"])
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