mirror of https://github.com/zulip/zulip.git
32 lines
1.3 KiB
Python
32 lines
1.3 KiB
Python
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from django.db import migrations
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class Migration(migrations.Migration):
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dependencies = [
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('zerver', '0294_remove_userprofile_pointer'),
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]
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operations = [
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# Zulip has always had case-insensitive matching for email
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# addresses on UserProfile objects. But Django's
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# unique_together feature only supports case-sensitive
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# indexes. So we reply the old unique_together index with a
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# new case-insensitive index.
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#
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# Further, when we created the delivery_email field, we
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# neglected to create an unique index on (realm_id,
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# delivery_email), which meant race conditions or logic bugs
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# could allow duplicate user accounts being created in
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# organizations with EMAIL_ADDRESS_VISIBILITY_ADMINS. We
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# correct this by adding the appropriate unique index there as
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# well.
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migrations.RunSQL("""
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CREATE UNIQUE INDEX zerver_userprofile_realm_id_email_uniq ON zerver_userprofile (realm_id, upper(email::text));
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CREATE UNIQUE INDEX zerver_userprofile_realm_id_delivery_email_uniq ON zerver_userprofile (realm_id, upper(delivery_email::text));
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"""),
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migrations.AlterUniqueTogether(
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name='userprofile',
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unique_together=set(),
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),
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]
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