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51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
#
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# Copyright 2019
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# - Sli <antoine@bartuccio.fr>
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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 __future__ import unicode_literals
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from django.db import migrations
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from core.models import User
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def remove_multiples_comments_from_same_user(apps, schema_editor):
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for user in User.objects.exclude(uv_comments=None).prefetch_related("uv_comments"):
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for uv in user.uv_comments.values("uv").distinct():
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last = (
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user.uv_comments.filter(uv__id=uv["uv"])
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.order_by("-publish_date")
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.first()
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)
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user.uv_comments.filter(uv__id=uv["uv"]).exclude(pk=last.pk).delete()
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class Migration(migrations.Migration):
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dependencies = [("pedagogy", "0001_initial")]
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operations = [
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migrations.RunPython(
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remove_multiples_comments_from_same_user,
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reverse_code=migrations.RunPython.noop,
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)
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]
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