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https://gitlab2.federez.net/re2o/re2o
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62 lines
2.1 KiB
Python
62 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
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# Generated by Django 1.10.7 on 2019-02-18 18:36
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from __future__ import unicode_literals
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from django.db import migrations, models
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import django.db.models.deletion
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class Migration(migrations.Migration):
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dependencies = [("topologie", "0070_auto_20190218_1743")]
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def transfer_room(apps, schema_editor):
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db_alias = schema_editor.connection.alias
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room_obj = apps.get_model("topologie", "Room")
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building_obj = apps.get_model("topologie", "Building")
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dorm_obj = apps.get_model("topologie", "Dormitory")
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dorm = dorm_obj.objects.using(db_alias).first()
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for room in room_obj.objects.using(db_alias).all():
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building, created = building_obj.objects.using(db_alias).get_or_create(
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name=room.name[0].upper(), dormitory=dorm
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)
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room.building = building
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room.name = room.name[1:]
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room.save()
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def untransfer_room(apps, schema_editor):
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pass
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operations = [
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migrations.AlterField(
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model_name="room", name="name", field=models.CharField(max_length=255)
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),
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migrations.AddField(
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model_name="room",
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name="building",
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field=models.ForeignKey(
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blank=True,
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null=True,
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on_delete=django.db.models.deletion.PROTECT,
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to="topologie.Building",
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),
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),
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migrations.AlterUniqueTogether(
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name="room", unique_together=set([("name", "building")])
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),
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migrations.AlterField(
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model_name="building",
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name="dormitory",
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field=models.ForeignKey(
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on_delete=django.db.models.deletion.PROTECT, to="topologie.Dormitory"
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),
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),
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migrations.RunPython(transfer_room, untransfer_room),
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migrations.AlterField(
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model_name="room",
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name="building",
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field=models.ForeignKey(
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on_delete=django.db.models.deletion.PROTECT, to="topologie.Building"
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),
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),
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]
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