gaugendre/manuels-scolaires
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Protect foreign keys

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This commit is contained in:
Gabriel Augendre 2018-05-22 10:52:03 +02:00
parent a562f7587a
commit 4499ee8c6b
2 changed files with 44 additions and 5 deletions
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39
manuels/migrations/0008_auto_20180522_1051.py Normal file
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@ -0,0 +1,39 @@
# Generated by Django 2.0.5 on 2018-05-22 08:51
from django.db import migrations, models
import django.db.models.deletion
class Migration(migrations.Migration):
dependencies = [
('manuels', '0007_auto_20180522_1026'),
]
operations = [
migrations.AlterField(
model_name='book',
name='editor',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='manuels.Editor', verbose_name='éditeur'),
),
migrations.AlterField(
model_name='book',
name='level',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='manuels.Level', verbose_name='classe'),
),
migrations.AlterField(
model_name='book',
name='teacher',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='manuels.Teacher', verbose_name='enseignant'),
),
migrations.AlterField(
model_name='suppliesrequirement',
name='level',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='manuels.Level', verbose_name='classe'),
),
migrations.AlterField(
model_name='suppliesrequirement',
name='teacher',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, to='manuels.Teacher', verbose_name='enseignant'),
),
]

10
manuels/models.py
View file

@ -93,12 +93,12 @@ class Book(BaseModel):
verbose_name = 'livre' verbose_name = 'livre'
verbose_name_plural = 'livres' verbose_name_plural = 'livres'
teacher = models.ForeignKey(verbose_name='enseignant', to=Teacher, on_delete=models.SET_NULL, null=True) teacher = models.ForeignKey(verbose_name='enseignant', to=Teacher, on_delete=models.PROTECT, null=True)
level = models.ForeignKey(verbose_name='classe', to=Level, on_delete=models.SET_NULL, null=True) level = models.ForeignKey(verbose_name='classe', to=Level, on_delete=models.PROTECT, null=True)
field = models.CharField('matière', max_length=100) field = models.CharField('matière', max_length=100)
title = models.TextField('titre') title = models.TextField('titre')
authors = models.TextField('auteurs') authors = models.TextField('auteurs')
editor = models.ForeignKey(verbose_name='éditeur', to=Editor, on_delete=models.SET_NULL, null=True) editor = models.ForeignKey(verbose_name='éditeur', to=Editor, on_delete=models.PROTECT, null=True)
collection = models.CharField('collection', max_length=200, blank=True) collection = models.CharField('collection', max_length=200, blank=True)
publication_year = models.PositiveIntegerField('année de publication') publication_year = models.PositiveIntegerField('année de publication')
isbn = models.CharField('ISBN/EAN', max_length=20, validators=[isbn_validator]) isbn = models.CharField('ISBN/EAN', max_length=20, validators=[isbn_validator])
@ -130,8 +130,8 @@ class SuppliesRequirement(BaseModel):
verbose_name = 'demande de fournitures' verbose_name = 'demande de fournitures'
verbose_name_plural = 'demandes de fournitures' verbose_name_plural = 'demandes de fournitures'
teacher = models.ForeignKey(verbose_name='enseignant', to=Teacher, on_delete=models.SET_NULL, null=True) teacher = models.ForeignKey(verbose_name='enseignant', to=Teacher, on_delete=models.PROTECT, null=True)
level = models.ForeignKey(verbose_name='classe', to=Level, on_delete=models.SET_NULL, null=True) level = models.ForeignKey(verbose_name='classe', to=Level, on_delete=models.PROTECT, null=True)
supplies = models.TextField('fournitures') supplies = models.TextField('fournitures')
def __str__(self): def __str__(self):