Mercurial > libervia-backend
view sat/tools/async_trigger.py @ 3317:83f25da66bec
core (memory): files are now public by default except for those in root directory:
using public permissions by default makes permissions change more easy as we don't have to
recursively change all permissions of sub files when changing directory. Root directories
are private by default.
author | Goffi <goffi@goffi.org> |
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date | Sat, 01 Aug 2020 16:02:41 +0200 |
parents | 559a625a236b |
children | c069882f64cb |
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#!/usr/bin/env python3 # SAT: a jabber client # Copyright (C) 2009-2020 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. """Misc usefull classes""" from sat.tools import trigger as sync_trigger from twisted.internet import defer class TriggerManager(sync_trigger.TriggerManager): """This is a TriggerManager with an new asyncPoint method""" @defer.inlineCallbacks def asyncPoint(self, point_name, *args, **kwargs): """This put a trigger point with potentially async Deferred All the triggers for that point will be run @param point_name: name of the trigger point @param *args: args to transmit to trigger @param *kwargs: kwargs to transmit to trigger if "triggers_no_cancel" is present, it will be popped out when set to True, this argument don't let triggers stop the workflow @return D(bool): True if the action must be continued, False else """ if point_name not in self.__triggers: defer.returnValue(True) can_cancel = not kwargs.pop('triggers_no_cancel', False) for priority, trigger in self.__triggers[point_name]: try: cont = yield trigger(*args, **kwargs) if can_cancel and not cont: defer.returnValue(False) except sync_trigger.SkipOtherTriggers: break defer.returnValue(True)