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https://gitlab2.federez.net/re2o/re2o
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57 lines
2 KiB
Python
57 lines
2 KiB
Python
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# -*- 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 = [
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('topologie', '0070_auto_20190218_1743'),
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]
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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(name=room.name[0].upper(), dormitory=dorm)
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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',
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name='name',
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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(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to='topologie.Building'),
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),
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migrations.AlterUniqueTogether(
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name='room',
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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(on_delete=django.db.models.deletion.PROTECT, to='topologie.Dormitory'),
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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(on_delete=django.db.models.deletion.PROTECT, to='topologie.Building'),
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)
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]
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