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Code Issues Releases Wiki Activity

Make observing multiple directories possible

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R. Richard 2019-06-24 14:27:15 +02:00 committed by Kristóf Tóth
parent 65c8bcee2b
commit 597523b3b9
2 changed files with 25 additions and 18 deletions
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31
lib/tfw/components/inotify/inotify.py
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@ -1,6 +1,7 @@
# pylint: disable=too-few-public-methods # pylint: disable=too-few-public-methods
from time import time from time import time
from typing import Iterable
from watchdog.observers import Observer from watchdog.observers import Observer
from watchdog.events import FileSystemMovedEvent, PatternMatchingEventHandler from watchdog.events import FileSystemMovedEvent, PatternMatchingEventHandler
@ -64,31 +65,37 @@ class InotifyDirDeletedEvent(InotifyEvent):
class InotifyObserver: class InotifyObserver:
def __init__(self, path, patterns=None, exclude=None, recursive=False): def __init__(self, paths, patterns=None, exclude=None, recursive=False):
self._path = path self._paths = paths
self._patterns = patterns self._patterns = patterns
self._exclude = exclude self._exclude = exclude
self._recursive = recursive self._recursive = recursive
self._observer = Observer() self._observer = Observer()
self._reset(path, patterns, exclude) self._reset(paths, patterns, exclude)
def _reset(self, path, patterns, exclude): def _reset(self, paths, patterns, exclude):
dispatch_event = self.dispatch_event dispatch_event = self.dispatch_event
class TransformerEventHandler(PatternMatchingEventHandler): class TransformerEventHandler(PatternMatchingEventHandler):
def on_any_event(self, event): def on_any_event(self, event):
dispatch_event(event) dispatch_event(event)
self.handler = TransformerEventHandler(patterns, exclude) self.handler = TransformerEventHandler(patterns, exclude)
self._observer.unschedule_all() self._observer.unschedule_all()
if isinstance(paths, str):
self._observer.schedule(self.handler, paths, self._recursive)
elif isinstance(paths, Iterable):
for path in paths:
self._observer.schedule(self.handler, path, self._recursive) self._observer.schedule(self.handler, path, self._recursive)
else:
raise ValueError('Expected one or more strings representing paths.')
@property @property
def path(self): def paths(self):
return self._path return self._paths
@path.setter @paths.setter
def path(self, path): def paths(self, paths):
self._path = path self._paths = paths
self._reset(path, self._patterns, self._exclude) self._reset(paths, self._patterns, self._exclude)
@property @property
def patterns(self): def patterns(self):
@ -97,7 +104,7 @@ class InotifyObserver:
@patterns.setter @patterns.setter
def patterns(self, patterns): def patterns(self, patterns):
self._patterns = patterns self._patterns = patterns
self._reset(self._path, patterns, self._exclude) self._reset(self._paths, patterns, self._exclude)
@property @property
def exclude(self): def exclude(self):
@ -106,7 +113,7 @@ class InotifyObserver:
@exclude.setter @exclude.setter
def exclude(self, exclude): def exclude(self, exclude):
self._exclude = exclude self._exclude = exclude
self._reset(self._path, self._patterns, exclude) self._reset(self._paths, self._patterns, exclude)
def start(self): def start(self):
self._observer.start() self._observer.start()

10
lib/tfw/components/inotify/test_inotify.py
View File

@ -71,10 +71,10 @@ class InotifyContext:
class InotifyTestObserver(InotifyObserver): class InotifyTestObserver(InotifyObserver):
def __init__(self, path, patterns=None, exclude=None, recursive=False): def __init__(self, paths, patterns=None, exclude=None, recursive=False):
self.any_list = [] self.any_list = []
self.create_queue, self.modify_queue, self.move_queue, self.delete_queue = [Queue() for _ in range(4)] self.create_queue, self.modify_queue, self.move_queue, self.delete_queue = [Queue() for _ in range(4)]
super().__init__(path, patterns, exclude, recursive) super().__init__(paths, patterns, exclude, recursive)
def on_any_event(self, event): def on_any_event(self, event):
self.any_list.append(event) self.any_list.append(event)
@ -138,12 +138,12 @@ def test_delete(context):
context.check_event(InotifyDirDeletedEvent, context.subdir) context.check_event(InotifyDirDeletedEvent, context.subdir)
assert context.check_any() assert context.check_any()
def test_path(context): def test_paths(context):
context.observer.path = context.subdir context.observer.paths = context.subdir
context.create_random_folder(context.workdir) context.create_random_folder(context.workdir)
newfile = context.create_random_file(context.subdir, '.txt') newfile = context.create_random_file(context.subdir, '.txt')
context.check_event(InotifyFileCreatedEvent, newfile) context.check_event(InotifyFileCreatedEvent, newfile)
context.observer.path = context.subdir context.observer.paths = context.subdir
assert context.check_any() assert context.check_any()
def test_patterns(context): def test_patterns(context):