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47bf111de8
This will make django automatically remove them when we run squashmigrations. There are still some RunSQL statements which we will have to take care of manually.
79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
# Generated by Django 1.11.20 on 2019-05-09 06:54
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from typing import Any, Dict, Optional
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from django.db import migrations, models
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from django.db.backends.postgresql.schema import DatabaseSchemaEditor
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from django.db.migrations.state import StateApps
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# We include a copy of this structure as it was at the time this
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# migration was merged, since future should not impact the migration.
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VIDEO_CHAT_PROVIDERS = {
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'jitsi_meet': {
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'name': "Jitsi",
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'id': 1
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},
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'google_hangouts': {
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'name': "Google Hangouts",
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'id': 2
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},
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'zoom': {
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'name': "Zoom",
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'id': 3
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}
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}
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def get_video_chat_provider_detail(providers_dict: Dict[str, Dict[str, Any]],
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p_name: Optional[str]=None, p_id: Optional[int]=None
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) -> Dict[str, Any]:
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for provider in providers_dict.values():
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if (p_name and provider['name'] == p_name):
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return provider
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if (p_id and provider['id'] == p_id):
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return provider
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return dict()
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def update_existing_video_chat_provider_values(apps: StateApps, schema_editor: DatabaseSchemaEditor) -> None:
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Realm = apps.get_model('zerver', 'Realm')
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for realm in Realm.objects.all():
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realm.video_chat_provider = get_video_chat_provider_detail(
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VIDEO_CHAT_PROVIDERS,
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p_name=realm.video_chat_provider_old)['id']
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realm.save(update_fields=["video_chat_provider"])
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def reverse_code(apps: StateApps, schema_editor: DatabaseSchemaEditor) -> None:
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Realm = apps.get_model("zerver", "Realm")
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for realm in Realm.objects.all():
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realm.video_chat_provider_old = get_video_chat_provider_detail(
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VIDEO_CHAT_PROVIDERS,
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p_id=realm.video_chat_provider)['name']
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realm.save(update_fields=["video_chat_provider_old"])
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class Migration(migrations.Migration):
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atomic = False
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dependencies = [
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('zerver', '0223_rename_to_is_muted'),
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]
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operations = [
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migrations.RenameField(
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model_name='realm',
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old_name='video_chat_provider',
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new_name='video_chat_provider_old',
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),
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migrations.AddField(
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model_name='realm',
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name='video_chat_provider',
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field=models.PositiveSmallIntegerField(default=VIDEO_CHAT_PROVIDERS['jitsi_meet']['id']),
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),
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migrations.RunPython(update_existing_video_chat_provider_values,
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reverse_code=reverse_code,
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elidable=True),
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migrations.RemoveField(
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model_name='realm',
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name='video_chat_provider_old',
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),
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]
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