class Migration(migrations.Migration):
dependencies = [
('regcore', '0001_initial'),
]
operations = [
migrations.AddField(
model_name='regulation',
name='level',
field=models.PositiveIntegerField(default=1,
editable=False,
db_index=True),
preserve_default=False,
),
migrations.AddField(
model_name='regulation',
name='lft',
field=models.PositiveIntegerField(default=1,
editable=False,
db_index=True),
preserve_default=False,
),
migrations.AddField(
model_name='regulation',
name='parent',
field=mptt.fields.TreeForeignKey(blank=True,
to='regcore.Regulation',
null=True,
on_delete=models.SET_NULL),
),
migrations.AddField(
model_name='regulation',
name='rght',
field=models.PositiveIntegerField(default=1,
editable=False,
db_index=True),
preserve_default=False,
),
migrations.AddField(
model_name='regulation',
name='tree_id',
field=models.PositiveIntegerField(default=1,
editable=False,
db_index=True),
preserve_default=False,
),
migrations.AlterField(
model_name='regulation',
name='id',
field=models.TextField(serialize=False, primary_key=True),
),
migrations.AlterField(
model_name='regulation',
name='children',
field=CompressedJSONField(null=True, blank=True),
),
]
class Diff(models.Model):
label = models.SlugField(max_length=200)
old_version = models.SlugField(max_length=20)
new_version = models.SlugField(max_length=20)
diff = CompressedJSONField()
class Meta:
index_together = (('label', 'old_version', 'new_version'), )
unique_together = (('label', 'old_version', 'new_version'), )
class Layer(models.Model):
version = models.SlugField(max_length=20)
name = models.SlugField(max_length=20)
label = models.SlugField(max_length=200)
layer = CompressedJSONField()
class Meta:
index_together = (('version', 'name', 'label'), )
unique_together = (('version', 'name', 'label'), )
def test_short_json(self):
"""Short JSON strings shouldn't get compressed, but should be
invertible"""
field = CompressedJSONField()
to_store = field.get_prep_value({'a': 'dictionary'})
self.assertEqual(to_store[:2], 'j$')
self.assertIn('dictionary', to_store)
from_store = field.to_python(to_store)
self.assertEqual(from_store, {'a': 'dictionary'})
class Notice(models.Model):
document_number = models.SlugField(max_length=20)
cfr_part = models.SlugField(max_length=200)
effective_on = models.DateField(null=True)
fr_url = models.CharField(max_length=200)
publication_date = models.DateField()
notice = CompressedJSONField()
class Meta:
index_together = (('document_number', 'cfr_part'), )
unique_together = (('document_number', 'cfr_part'), )
class Regulation(models.Model):
version = models.SlugField(max_length=20)
label_string = models.SlugField(max_length=200)
text = models.TextField()
title = models.TextField(blank=True)
node_type = models.SlugField(max_length=10)
children = CompressedJSONField()
root = models.BooleanField(default=False, db_index=True)
class Meta:
index_together = (('version', 'label_string'), )
unique_together = (('version', 'label_string'), )
def test_long_json(self):
"""Long JSON objects _do_ get compressed, in addition to being
invertible"""
field = CompressedJSONField()
value = {'key': 'value'*1000}
to_store = field.get_prep_value(value)
self.assertEqual(to_store[:4], 'jb6$')
self.assertNotIn('value', to_store) # because it's been compressed
self.assertTrue(len(to_store) < 1000)
from_store = field.to_python(to_store)
self.assertEqual(from_store, value)
class Layer(models.Model):
name = models.SlugField(max_length=20)
layer = CompressedJSONField()
doc_type = models.SlugField(max_length=20)
# We allow doc_ids to contain slashes, which are particularly important
# for CFR docs, which use the [version_id]/[reg_label_id] format. It might
# make sense to split off a version identifier into a separate field in
# the future, if we can't treat that doc_id as an opaque string
doc_id = models.SlugField(max_length=250)
class Meta:
index_together = (('name', 'doc_type', 'doc_id'), )
unique_together = index_together
class Notice(models.Model):
document_number = models.SlugField(max_length=20, primary_key=True)
effective_on = models.DateField(null=True)
fr_url = models.CharField(max_length=200, null=True)
publication_date = models.DateField()
notice = CompressedJSONField()