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annotate sat/tools/async_trigger.py @ 3567:a240748ed686
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| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Mon, 14 Jun 2021 12:19:21 +0200 |
| parents | 7f5bf108961a |
| children | e14847bf65c0 |
| rev | line source |
|---|---|
| 3028 | 1 #!/usr/bin/env python3 |
| 3137 | 2 |
| 2645 | 3 |
| 4 # SAT: a jabber client | |
| 3479 | 5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org) |
| 2645 | 6 |
| 7 # This program is free software: you can redistribute it and/or modify | |
| 8 # it under the terms of the GNU Affero General Public License as published by | |
| 9 # the Free Software Foundation, either version 3 of the License, or | |
| 10 # (at your option) any later version. | |
| 11 | |
| 12 # This program is distributed in the hope that it will be useful, | |
| 13 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 # GNU Affero General Public License for more details. | |
| 16 | |
| 17 # You should have received a copy of the GNU Affero General Public License | |
| 18 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | |
| 20 """Misc usefull classes""" | |
| 21 | |
|
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tools (async_trigger): use `utils.asDeferred` for async triggers:
Goffi <goffi@goffi.org>
parents:
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22 from . import trigger as sync_trigger |
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c069882f64cb
tools (async_trigger): use `utils.asDeferred` for async triggers:
Goffi <goffi@goffi.org>
parents:
3137
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23 from . import utils |
| 2645 | 24 from twisted.internet import defer |
| 25 | |
| 26 class TriggerManager(sync_trigger.TriggerManager): | |
| 27 """This is a TriggerManager with an new asyncPoint method""" | |
| 28 | |
| 29 @defer.inlineCallbacks | |
| 30 def asyncPoint(self, point_name, *args, **kwargs): | |
| 31 """This put a trigger point with potentially async Deferred | |
| 32 | |
| 33 All the triggers for that point will be run | |
| 34 @param point_name: name of the trigger point | |
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parents:
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35 @param *args: args to transmit to trigger |
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3a8e7ec4648a
tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents:
2645
diff
changeset
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36 @param *kwargs: kwargs to transmit to trigger |
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3a8e7ec4648a
tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents:
2645
diff
changeset
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37 if "triggers_no_cancel" is present, it will be popped out |
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3a8e7ec4648a
tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents:
2645
diff
changeset
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38 when set to True, this argument don't let triggers stop |
|
3a8e7ec4648a
tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents:
2645
diff
changeset
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39 the workflow |
| 2645 | 40 @return D(bool): True if the action must be continued, False else |
| 41 """ | |
| 42 if point_name not in self.__triggers: | |
| 43 defer.returnValue(True) | |
| 44 | |
|
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tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents:
2645
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45 can_cancel = not kwargs.pop('triggers_no_cancel', False) |
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3a8e7ec4648a
tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents:
2645
diff
changeset
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46 |
| 2645 | 47 for priority, trigger in self.__triggers[point_name]: |
| 48 try: | |
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tools (async_trigger): use `utils.asDeferred` for async triggers:
Goffi <goffi@goffi.org>
parents:
3137
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49 cont = yield utils.asDeferred(trigger, *args, **kwargs) |
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3a8e7ec4648a
tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
Goffi <goffi@goffi.org>
parents:
2645
diff
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50 if can_cancel and not cont: |
| 2645 | 51 defer.returnValue(False) |
| 52 except sync_trigger.SkipOtherTriggers: | |
| 53 break | |
| 54 defer.returnValue(True) | |
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parents:
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55 |
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56 async def asyncReturnPoint(self, point_name, *args, **kwargs): |
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Goffi <goffi@goffi.org>
parents:
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57 """Async version of returnPoint""" |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
3479
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changeset
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58 if point_name not in self.__triggers: |
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parents:
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59 return True |
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tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
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60 |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
3479
diff
changeset
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61 for priority, trigger in self.__triggers[point_name]: |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
3479
diff
changeset
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62 try: |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
3479
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63 cont, ret_value = await utils.asDeferred(trigger, *args, **kwargs) |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
3479
diff
changeset
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64 if not cont: |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
3479
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65 return False, ret_value |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
Goffi <goffi@goffi.org>
parents:
3479
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66 except sync_trigger.SkipOtherTriggers: |
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7f5bf108961a
tools (async_trigger): new `asyncReturnPoint` method
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parents:
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67 break |
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parents:
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68 return True, None |
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parents:
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69 |