Used bulk_create to create the initial projector during migration. Fixed #2035.
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@ -2,7 +2,6 @@
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# Generated by Django 1.9.2 on 2016-03-02 01:22
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from __future__ import unicode_literals
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import json
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import uuid
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import django.db.models.deletion
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@ -13,15 +12,21 @@ from django.db import migrations, models
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import openslides.utils.models
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def add_default_projector_via_sql():
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def add_default_projector(apps, schema_editor):
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"""
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Adds default projector and activates clock.
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"""
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# We get the model from the versioned app registry;
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# if we directly import it, it will be the wrong version.
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Projector = apps.get_model('core', 'Projector')
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projector_config = {}
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projector_config[uuid.uuid4().hex] = {
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'name': 'core/clock',
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'stable': True}
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return ["INSERT INTO core_projector (config, scale, scroll) VALUES ('{}', 0, 0);".format(json.dumps(projector_config))]
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# We use bulk_create here because we do not want model's save() method
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# to be called because we do not want our autoupdate signals to be
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# triggered.
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Projector.objects.bulk_create([Projector(config=projector_config)])
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class Migration(migrations.Migration):
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@ -105,5 +110,5 @@ class Migration(migrations.Migration):
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},
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bases=(openslides.utils.models.RESTModelMixin, models.Model),
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),
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migrations.RunSQL(add_default_projector_via_sql()),
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migrations.RunPython(add_default_projector),
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]
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