34 lines
977 B
Python
34 lines
977 B
Python
# Generated by Django 2.2.24 on 2021-07-28 20:17
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from django.db import migrations
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def fix_zamereni(apps, schema_editor):
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ContentType = apps.get_model('contenttypes', 'ContentType')
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Problem = apps.get_model('seminar', 'Problem')
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ProblemCT = ContentType.objects.get_for_model(Problem)
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TaggedItem = apps.get_model('taggit', 'TaggedItem')
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typy_problemu = [
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'Clanek',
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'Tema',
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'Uloha',
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'Konfera',
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]
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for typ in typy_problemu:
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Model = apps.get_model('seminar', typ)
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ModelCT = ContentType.objects.get_for_model(Model)
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# Neumím jednoduše zjistit, které objekty jsou které, tak je prostě procyklím
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for obj in Model.objects.all():
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TaggedItem.objects.filter(object_id=obj.problem_ptr.id, content_type=ProblemCT).update(content_type=ModelCT)
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class Migration(migrations.Migration):
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dependencies = [
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('seminar', '0095_fix_polymorphism'),
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('taggit', '0003_taggeditem_add_unique_index'),
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]
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operations = [
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migrations.RunPython(fix_zamereni),
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]
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