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moved fix tree to apps ready hook and wrapped in catch for non existing models

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This commit is contained in:
vabene1111 2021-10-01 15:58:16 +02:00
parent 32657949e2
commit 26ef66f4e1
2 changed files with 13 additions and 14 deletions
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13
cookbook/apps.py
View File

@ -1,5 +1,7 @@
from django.apps import AppConfig from django.apps import AppConfig
from django.conf import settings from django.conf import settings
from django.db import OperationalError
from django_scopes import scopes_disabled
class CookbookConfig(AppConfig): class CookbookConfig(AppConfig):
@ -9,3 +11,14 @@ class CookbookConfig(AppConfig):
# post_save signal is only necessary if using full-text search on postgres # post_save signal is only necessary if using full-text search on postgres
if settings.DATABASES['default']['ENGINE'] in ['django.db.backends.postgresql_psycopg2', 'django.db.backends.postgresql']: if settings.DATABASES['default']['ENGINE'] in ['django.db.backends.postgresql_psycopg2', 'django.db.backends.postgresql']:
import cookbook.signals # noqa import cookbook.signals # noqa
# when starting up run fix_tree to:
# a) make sure that nodes are sorted when switching between sort modes
# b) fix problems, if any, with tree consistency
with scopes_disabled():
try:
from cookbook.models import Keyword, Food
Keyword.fix_tree(fix_paths=True)
Food.fix_tree(fix_paths=True)
except OperationalError:
pass # if model does not exist there is no need to fix it

14
cookbook/models.py
View File

@ -358,13 +358,6 @@ class Keyword(ExportModelOperationsMixin('keyword'), TreeModel, PermissionModelM
indexes = (Index(fields=['id', 'name']),) indexes = (Index(fields=['id', 'name']),)
# when starting up run fix_tree to:
# a) make sure that nodes are sorted when switching between sort modes
# b) fix problems, if any, with tree consistency
with scopes_disabled():
Keyword.fix_tree(fix_paths=True)
class Unit(ExportModelOperationsMixin('unit'), models.Model, PermissionModelMixin): class Unit(ExportModelOperationsMixin('unit'), models.Model, PermissionModelMixin):
name = models.CharField(max_length=128, validators=[MinLengthValidator(1)]) name = models.CharField(max_length=128, validators=[MinLengthValidator(1)])
description = models.TextField(blank=True, null=True) description = models.TextField(blank=True, null=True)
@ -412,13 +405,6 @@ class Food(ExportModelOperationsMixin('food'), TreeModel, PermissionModelMixin):
) )
# when starting up run fix_tree to:
# a) make sure that nodes are sorted when switching between sort modes
# b) fix problems, if any, with tree consistency
with scopes_disabled():
Food.fix_tree(fix_paths=True)
class Ingredient(ExportModelOperationsMixin('ingredient'), models.Model, PermissionModelMixin): class Ingredient(ExportModelOperationsMixin('ingredient'), models.Model, PermissionModelMixin):
# a pre-delete signal on Food checks if the Ingredient is part of a Step, if it is raises a ProtectedError instead of cascading the delete # a pre-delete signal on Food checks if the Ingredient is part of a Step, if it is raises a ProtectedError instead of cascading the delete
food = models.ForeignKey(Food, on_delete=models.CASCADE, null=True, blank=True) food = models.ForeignKey(Food, on_delete=models.CASCADE, null=True, blank=True)