models: prevent too long error on Origin.slug (#54047)
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@ -0,0 +1,25 @@
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# Generated by Django 2.2.19 on 2021-08-24 07:57
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from django.conf import settings
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from django.db import migrations, models
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class Migration(migrations.Migration):
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dependencies = [
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migrations.swappable_dependency(settings.AUTH_USER_MODEL),
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('fargo', '0001_squashed_0017_auto_20180331_1532'),
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]
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operations = [
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migrations.AlterField(
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model_name='origin',
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name='label',
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field=models.TextField(verbose_name='Label'),
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),
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migrations.AlterField(
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model_name='origin',
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name='slug',
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field=models.SlugField(max_length=256, verbose_name='Slug'),
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),
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]
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@ -16,6 +16,7 @@
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import base64
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import hashlib
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import subprocess
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import os
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import re
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@ -42,14 +43,21 @@ from jsonfield import JSONField
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from . import utils, managers
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def slug_truncate(label, length=256):
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slug = slugify(label)
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if len(slug) < length:
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return slug
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return slug[: length - 5] + '-%4s' % hashlib.md5(label.encode()).hexdigest()[:4]
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@python_2_unicode_compatible
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class Origin(models.Model):
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label = models.CharField(_('Label'), max_length=80)
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slug = models.SlugField(_('Slug'))
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label = models.TextField(_('Label'))
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slug = models.SlugField(_('Slug'), max_length=256)
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def save(self, *args, **kwargs):
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if not self.slug:
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self.slug = slugify(self.label)
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self.slug = slug_truncate(self.label)
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return super(Origin, self).save(*args, **kwargs)
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def __str__(self):
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