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76 lines
2.4 KiB
Python
76 lines
2.4 KiB
Python
# -*- coding:utf-8 -*
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#
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# Copyright 2016,2017
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# - Skia <skia@libskia.so>
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#
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# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
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# http://ae.utbm.fr.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License a published by the Free Software
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# Foundation; either version 3 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
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# Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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#
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from django.db import models
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from haystack import indexes, signals
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from core.models import User
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from forum.models import ForumMessage
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class UserIndex(indexes.SearchIndex, indexes.Indexable):
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text = indexes.CharField(document=True, use_template=True)
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auto = indexes.EdgeNgramField(use_template=True)
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def get_model(self):
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return User
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def index_queryset(self, using=None):
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"""Used when the entire index for model is updated."""
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return self.get_model().objects.all()
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def get_updated_field(self):
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return "last_update"
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class UserOnlySignalProcessor(signals.BaseSignalProcessor):
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def setup(self):
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# Listen only to the ``User`` model.
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models.signals.post_save.connect(self.handle_save, sender=User)
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models.signals.post_delete.connect(self.handle_delete, sender=User)
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def teardown(self):
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# Disconnect only for the ``User`` model.
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models.signals.post_save.disconnect(self.handle_save, sender=User)
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models.signals.post_delete.disconnect(self.handle_delete, sender=User)
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class BigCharFieldIndex(indexes.CharField):
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"""
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Workaround to avoid xapian.InvalidArgument: Term too long (> 245)
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See https://groups.google.com/forum/#!topic/django-haystack/hRJKcPNPXqw/discussion
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"""
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def prepare(self, term):
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return super(BigCharFieldIndex, self).prepare(term)[:240]
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class ForumMessageIndex(indexes.SearchIndex, indexes.Indexable):
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text = BigCharFieldIndex(document=True, use_template=True)
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auto = indexes.EdgeNgramField(use_template=True)
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def get_model(self):
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return ForumMessage
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