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1 #!/usr/bin/env python2 |
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2 # -*- coding: utf-8 -*- |
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3 |
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4 # SAT: a jabber client |
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5 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org) |
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6 |
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7 # This program is free software: you can redistribute it and/or modify |
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8 # it under the terms of the GNU Affero General Public License as published by |
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9 # the Free Software Foundation, either version 3 of the License, or |
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10 # (at your option) any later version. |
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11 |
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12 # This program is distributed in the hope that it will be useful, |
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 # GNU Affero General Public License for more details. |
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16 |
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17 # You should have received a copy of the GNU Affero General Public License |
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 """Misc usefull classes""" |
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21 |
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22 from sat.tools import trigger as sync_trigger |
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23 from twisted.internet import defer |
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24 |
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25 class TriggerManager(sync_trigger.TriggerManager): |
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26 """This is a TriggerManager with an new asyncPoint method""" |
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27 |
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28 @defer.inlineCallbacks |
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29 def asyncPoint(self, point_name, *args, **kwargs): |
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30 """This put a trigger point with potentially async Deferred |
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31 |
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32 All the triggers for that point will be run |
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33 @param point_name: name of the trigger point |
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34 @return D(bool): True if the action must be continued, False else |
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35 """ |
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36 if point_name not in self.__triggers: |
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37 defer.returnValue(True) |
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38 |
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39 for priority, trigger in self.__triggers[point_name]: |
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40 try: |
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41 cont = yield trigger(*args, **kwargs) |
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42 if not cont: |
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43 defer.returnValue(False) |
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44 except sync_trigger.SkipOtherTriggers: |
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45 break |
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46 defer.returnValue(True) |