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- from django.apps import AppConfig
- from django.db import connections
- from django.db.backends.signals import connection_created
- from django.db.models import CharField, TextField
- from django.utils.translation import gettext_lazy as _
-
- from .lookups import SearchLookup, TrigramSimilar, Unaccent
- from .signals import register_type_handlers
-
-
- class PostgresConfig(AppConfig):
- name = 'django.contrib.postgres'
- verbose_name = _('PostgreSQL extensions')
-
- def ready(self):
- # Connections may already exist before we are called.
- for conn in connections.all():
- if conn.vendor == 'postgresql':
- conn.introspection.data_types_reverse.update({
- 3802: 'django.contrib.postgres.fields.JSONField',
- 3904: 'django.contrib.postgres.fields.IntegerRangeField',
- 3906: 'django.contrib.postgres.fields.FloatRangeField',
- 3910: 'django.contrib.postgres.fields.DateTimeRangeField',
- 3912: 'django.contrib.postgres.fields.DateRangeField',
- 3926: 'django.contrib.postgres.fields.BigIntegerRangeField',
- })
- if conn.connection is not None:
- register_type_handlers(conn)
- connection_created.connect(register_type_handlers)
- CharField.register_lookup(Unaccent)
- TextField.register_lookup(Unaccent)
- CharField.register_lookup(SearchLookup)
- TextField.register_lookup(SearchLookup)
- CharField.register_lookup(TrigramSimilar)
- TextField.register_lookup(TrigramSimilar)
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