Mercurial > libervia-backend

changeset 2650:3a8e7ec4648a

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tools (trigger, async_trigger): added no_cancel argument to point and asyncPoint when a trigger must not be cancellable
author Goffi <goffi@goffi.org>
date Sat, 11 Aug 2018 18:24:52 +0200
parents b06af19c851f
children ebcff5423465
files sat/core/xmpp.py sat/tools/async_trigger.py sat/tools/trigger.py
diffstat 3 files changed, 18 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/sat/core/xmpp.py	Sat Aug 04 13:03:44 2018 +0200
+++ b/sat/core/xmpp.py	Sat Aug 11 18:24:52 2018 +0200
@@ -651,7 +651,8 @@
         #      This is intented for e2e encryption which doesn't do full stanza
         #      encryption (e.g. OTR)
         #      This trigger point can't cancel the method
-        yield self.host_app.trigger.asyncPoint("sendMessageData", self, mess_data)
+        yield self.host_app.trigger.asyncPoint("sendMessageData", self, mess_data,
+            triggers_no_cancel=True)
         self.send(mess_data[u"xml"])
         defer.returnValue(mess_data)
 
--- a/sat/tools/async_trigger.py	Sat Aug 04 13:03:44 2018 +0200
+++ b/sat/tools/async_trigger.py	Sat Aug 11 18:24:52 2018 +0200
@@ -31,15 +31,22 @@
 
         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 not cont:
+                if can_cancel and not cont:
                     defer.returnValue(False)
             except sync_trigger.SkipOtherTriggers:
                 break
--- a/sat/tools/trigger.py	Sat Aug 04 13:03:44 2018 +0200
+++ b/sat/tools/trigger.py	Sat Aug 11 18:24:52 2018 +0200
@@ -91,14 +91,21 @@
 
         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 popup out
+                when set to True, this argument don't let triggers stop
+                the workflow
         @return: True if the action must be continued, False else
         """
         if point_name not in self.__triggers:
             return True
 
+        can_cancel = not kwargs.pop('triggers_no_cancel', False)
+
         for priority, trigger in self.__triggers[point_name]:
             try:
-                if not trigger(*args, **kwargs):
+                if not trigger(*args, **kwargs) and can_cancel:
                     return False
             except SkipOtherTriggers:
                 break