Author: russellm
Date: 2007-03-19 06:57:53 -0500 (Mon, 19 Mar 2007)
New Revision: 4752
Modified:
django/trunk/django/core/serializers/base.py
django/trunk/django/db/models/fields/__init__.py
django/trunk/django/db/models/fields/generic.py
django/trunk/django/db/models/options.py
django/trunk/tests/regressiontests/serializers_regress/models.py
django/trunk/tests/regressiontests/serializers_regress/tests.py
Log:
Fixed #3741 -- Fixed serialization of GenericRelations. Thanks for the report,
Alexander Solovyov.
Modified: django/trunk/django/core/serializers/base.py
===================================================================
--- django/trunk/django/core/serializers/base.py 2007-03-18 19:16:47 UTC
(rev 4751)
+++ django/trunk/django/core/serializers/base.py 2007-03-19 11:57:53 UTC
(rev 4752)
@@ -34,17 +34,17 @@
for obj in queryset:
self.start_object(obj)
for field in obj._meta.fields:
- if field is obj._meta.pk:
- continue
- elif field.rel is None:
+ if field.serialize:
+ if field.rel is None:
+ if self.selected_fields is None or field.attname in
self.selected_fields:
+ self.handle_field(obj, field)
+ else:
+ if self.selected_fields is None or field.attname[:-3]
in self.selected_fields:
+ self.handle_fk_field(obj, field)
+ for field in obj._meta.many_to_many:
+ if field.serialize:
if self.selected_fields is None or field.attname in
self.selected_fields:
- self.handle_field(obj, field)
- else:
- if self.selected_fields is None or field.attname[:-3] in
self.selected_fields:
- self.handle_fk_field(obj, field)
- for field in obj._meta.many_to_many:
- if self.selected_fields is None or field.attname in
self.selected_fields:
- self.handle_m2m_field(obj, field)
+ self.handle_m2m_field(obj, field)
self.end_object(obj)
self.end_serialization()
return self.getvalue()
Modified: django/trunk/django/db/models/fields/__init__.py
===================================================================
--- django/trunk/django/db/models/fields/__init__.py 2007-03-18 19:16:47 UTC
(rev 4751)
+++ django/trunk/django/db/models/fields/__init__.py 2007-03-19 11:57:53 UTC
(rev 4752)
@@ -67,7 +67,7 @@
def __init__(self, verbose_name=None, name=None, primary_key=False,
maxlength=None, unique=False, blank=False, null=False, db_index=False,
- core=False, rel=None, default=NOT_PROVIDED, editable=True,
+ core=False, rel=None, default=NOT_PROVIDED, editable=True,
serialize=True,
prepopulate_from=None, unique_for_date=None, unique_for_month=None,
unique_for_year=None, validator_list=None, choices=None,
radio_admin=None,
help_text='', db_column=None):
@@ -78,6 +78,7 @@
self.blank, self.null = blank, null
self.core, self.rel, self.default = core, rel, default
self.editable = editable
+ self.serialize = serialize
self.validator_list = validator_list or []
self.prepopulate_from = prepopulate_from
self.unique_for_date, self.unique_for_month = unique_for_date,
unique_for_month
Modified: django/trunk/django/db/models/fields/generic.py
===================================================================
--- django/trunk/django/db/models/fields/generic.py 2007-03-18 19:16:47 UTC
(rev 4751)
+++ django/trunk/django/db/models/fields/generic.py 2007-03-19 11:57:53 UTC
(rev 4752)
@@ -94,6 +94,7 @@
kwargs['blank'] = True
kwargs['editable'] = False
+ kwargs['serialize'] = False
Field.__init__(self, **kwargs)
def get_manipulator_field_objs(self):
Modified: django/trunk/django/db/models/options.py
===================================================================
--- django/trunk/django/db/models/options.py 2007-03-18 19:16:47 UTC (rev
4751)
+++ django/trunk/django/db/models/options.py 2007-03-19 11:57:53 UTC (rev
4752)
@@ -84,6 +84,7 @@
self.fields.insert(bisect(self.fields, field), field)
if not self.pk and field.primary_key:
self.pk = field
+ field.serialize = False
def __repr__(self):
return '<Options for %s>' % self.object_name
Modified: django/trunk/tests/regressiontests/serializers_regress/models.py
===================================================================
--- django/trunk/tests/regressiontests/serializers_regress/models.py
2007-03-18 19:16:47 UTC (rev 4751)
+++ django/trunk/tests/regressiontests/serializers_regress/models.py
2007-03-19 11:57:53 UTC (rev 4752)
@@ -6,7 +6,8 @@
"""
from django.db import models
-
+from django.contrib.contenttypes.models import ContentType
+
# The following classes are for testing basic data
# marshalling, including NULL values.
@@ -73,6 +74,22 @@
class XMLData(models.Model):
data = models.XMLField(null=True)
+class Tag(models.Model):
+ """A tag on an item."""
+ data = models.SlugField()
+ content_type = models.ForeignKey(ContentType)
+ object_id = models.PositiveIntegerField()
+
+ content_object = models.GenericForeignKey()
+
+ class Meta:
+ ordering = ["data"]
+
+class GenericData(models.Model):
+ data = models.CharField(maxlength=30)
+
+ tags = models.GenericRelation(Tag)
+
# The following test classes are all for validation
# of related objects; in particular, forward, backward,
# and self references.
Modified: django/trunk/tests/regressiontests/serializers_regress/tests.py
===================================================================
--- django/trunk/tests/regressiontests/serializers_regress/tests.py
2007-03-18 19:16:47 UTC (rev 4751)
+++ django/trunk/tests/regressiontests/serializers_regress/tests.py
2007-03-19 11:57:53 UTC (rev 4752)
@@ -24,6 +24,14 @@
instance.data = data
instance.save()
return instance
+
+def generic_create(pk, klass, data):
+ instance = klass(id=pk)
+ instance.data = data[0]
+ instance.save()
+ for tag in data[1:]:
+ instance.tags.create(data=tag)
+ return instance
def fk_create(pk, klass, data):
instance = klass(id=pk)
@@ -56,6 +64,11 @@
testcase.assertEqual(data, instance.data,
"Objects with PK=%d not equal; expected '%s' (%s),
got '%s' (%s)" % (pk,data, type(data), instance.data, type(instance.data)))
+def generic_compare(testcase, pk, klass, data):
+ instance = klass.objects.get(id=pk)
+ testcase.assertEqual(data[0], instance.data)
+ testcase.assertEqual(data[1:], [t.data for t in instance.tags.all()])
+
def fk_compare(testcase, pk, klass, data):
instance = klass.objects.get(id=pk)
testcase.assertEqual(data, instance.data_id)
@@ -76,6 +89,7 @@
# actually a pair of functions; one to create
# and one to compare objects of that type
data_obj = (data_create, data_compare)
+generic_obj = (generic_create, generic_compare)
fk_obj = (fk_create, fk_compare)
m2m_obj = (m2m_create, m2m_compare)
o2o_obj = (o2o_create, o2o_compare)
@@ -140,6 +154,9 @@
(data_obj, 190, XMLData, "<foo></foo>"),
(data_obj, 191, XMLData, None),
+ (generic_obj, 200, GenericData, ['Generic Object 1', 'tag1', 'tag2']),
+ (generic_obj, 201, GenericData, ['Generic Object 2', 'tag2', 'tag3']),
+
(data_obj, 300, Anchor, "Anchor 1"),
(data_obj, 301, Anchor, "Anchor 2"),
@@ -222,6 +239,9 @@
transaction.commit()
transaction.leave_transaction_management()
+ # Add the generic tagged objects to the object list
+ objects.extend(Tag.objects.all())
+
# Serialize the test database
serialized_data = serializers.serialize(format, objects, indent=2)
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