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forum: add trigger to update index on ForumMessage update

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This commit is contained in:
Antoine Bartuccio 2018-12-10 16:06:03 +01:00 committed by Skia
parent ee99ec1aed
commit 641d564ec6
2 changed files with 38 additions and 3 deletions
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39
core/search_indexes.py
View File

@ -2,6 +2,7 @@
#
# Copyright 2016,2017
# - Skia <skia@libskia.so>
# - Sli <antoine@bartuccio.fr>
#
# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
# http://ae.utbm.fr.
@ -27,7 +28,7 @@ from django.db import models
from haystack import indexes, signals
from core.models import User
from forum.models import ForumMessage
from forum.models import ForumMessage, ForumMessageMeta
class UserIndex(indexes.SearchIndex, indexes.Indexable):
@ -45,17 +46,51 @@ class UserIndex(indexes.SearchIndex, indexes.Indexable):
return "last_update"
class UserOnlySignalProcessor(signals.BaseSignalProcessor):
class IndexSignalProcessor(signals.BaseSignalProcessor):
def setup(self):
# Listen only to the ``User`` model.
models.signals.post_save.connect(self.handle_save, sender=User)
models.signals.post_delete.connect(self.handle_delete, sender=User)
# Listen only to the ``ForumMessage`` model.
models.signals.post_save.connect(self.handle_save, sender=ForumMessageMeta)
models.signals.post_delete.connect(self.handle_delete, sender=ForumMessage)
# Listen to the ``ForumMessageMeta`` model pretending it's a ``ForumMessage``.
models.signals.post_save.connect(
self.handle_forum_message_meta_save, sender=ForumMessageMeta
)
models.signals.post_delete.connect(
self.handle_forum_message_meta_delete, sender=ForumMessageMeta
)
def teardown(self):
# Disconnect only for the ``User`` model.
models.signals.post_save.disconnect(self.handle_save, sender=User)
models.signals.post_delete.disconnect(self.handle_delete, sender=User)
# Disconnect only to the ``ForumMessage`` model.
models.signals.post_save.disconnect(self.handle_save, sender=ForumMessage)
models.signals.post_delete.disconnect(self.handle_delete, sender=ForumMessage)
# Disconnect to the ``ForumMessageMeta`` model pretending it's a ``ForumMessage``.
models.signals.post_save.disconnect(
self.handle_forum_message_meta_save, sender=ForumMessageMeta
)
models.signals.post_delete.disconnect(
self.handle_forum_message_meta_delete, sender=ForumMessageMeta
)
def handle_forum_message_meta_save(self, sender, instance, **kwargs):
super(IndexSignalProcessor, self).handle_save(
ForumMessage, instance.message, **kwargs
)
def handle_forum_message_meta_delete(self, sender, instance, **kwargs):
super(IndexSignalProcessor, self).handle_delete(
ForumMessage, instance.message, **kwargs
)
class BigCharFieldIndex(indexes.CharField):
"""

2
sith/settings.py
View File

@ -190,7 +190,7 @@ HAYSTACK_CONNECTIONS = {
}
}
HAYSTACK_SIGNAL_PROCESSOR = "core.search_indexes.UserOnlySignalProcessor"
HAYSTACK_SIGNAL_PROCESSOR = "core.search_indexes.IndexSignalProcessor"
SASS_PRECISION = 8