From 85eb51c030b89dba1c940a8508f1ae1ced1178d4 Mon Sep 17 00:00:00 2001 From: Stephen Burrows Date: Tue, 31 May 2011 12:20:49 -0400 Subject: [PATCH] Made views optional on nodes; nodes without views will raise a 404 when rendering and will return False for accepting and handling subpaths. Implements feature #131. --- ...ct_id__chg_field_node_view_content_type.py | 144 ++++++++++++++++++ philo/models/nodes.py | 12 +- 2 files changed, 152 insertions(+), 4 deletions(-) create mode 100644 philo/migrations/0015_auto__chg_field_node_view_object_id__chg_field_node_view_content_type.py diff --git a/philo/migrations/0015_auto__chg_field_node_view_object_id__chg_field_node_view_content_type.py b/philo/migrations/0015_auto__chg_field_node_view_object_id__chg_field_node_view_content_type.py new file mode 100644 index 0000000..b2e6a5e --- /dev/null +++ b/philo/migrations/0015_auto__chg_field_node_view_object_id__chg_field_node_view_content_type.py @@ -0,0 +1,144 @@ +# encoding: utf-8 +import datetime +from south.db import db +from south.v2 import SchemaMigration +from django.db import models + +class Migration(SchemaMigration): + + def forwards(self, orm): + + # Changing field 'Node.view_object_id' + db.alter_column('philo_node', 'view_object_id', self.gf('django.db.models.fields.PositiveIntegerField')(null=True)) + + # Changing field 'Node.view_content_type' + db.alter_column('philo_node', 'view_content_type_id', self.gf('django.db.models.fields.related.ForeignKey')(null=True, to=orm['contenttypes.ContentType'])) + + + def backwards(self, orm): + + # User chose to not deal with backwards NULL issues for 'Node.view_object_id' + raise RuntimeError("Cannot reverse this migration. 'Node.view_object_id' and its values cannot be restored.") + + # User chose to not deal with backwards NULL issues for 'Node.view_content_type' + raise RuntimeError("Cannot reverse this migration. 'Node.view_content_type' and its values cannot be restored.") + + + models = { + 'contenttypes.contenttype': { + 'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"}, + 'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}), + 'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}) + }, + 'philo.attribute': { + 'Meta': {'unique_together': "(('key', 'entity_content_type', 'entity_object_id'), ('value_content_type', 'value_object_id'))", 'object_name': 'Attribute'}, + 'entity_content_type': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'attribute_entity_set'", 'to': "orm['contenttypes.ContentType']"}), + 'entity_object_id': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'key': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}), + 'value_content_type': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'attribute_value_set'", 'null': 'True', 'to': "orm['contenttypes.ContentType']"}), + 'value_object_id': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}) + }, + 'philo.collection': { + 'Meta': {'object_name': 'Collection'}, + 'description': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}) + }, + 'philo.collectionmember': { + 'Meta': {'object_name': 'CollectionMember'}, + 'collection': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'members'", 'to': "orm['philo.Collection']"}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'index': ('django.db.models.fields.PositiveIntegerField', [], {'null': 'True', 'blank': 'True'}), + 'member_content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}), + 'member_object_id': ('django.db.models.fields.PositiveIntegerField', [], {}) + }, + 'philo.contentlet': { + 'Meta': {'object_name': 'Contentlet'}, + 'content': ('philo.models.fields.TemplateField', [], {}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}), + 'page': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'contentlets'", 'to': "orm['philo.Page']"}) + }, + 'philo.contentreference': { + 'Meta': {'object_name': 'ContentReference'}, + 'content_id': ('django.db.models.fields.PositiveIntegerField', [], {'null': 'True', 'blank': 'True'}), + 'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}), + 'page': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'contentreferences'", 'to': "orm['philo.Page']"}) + }, + 'philo.file': { + 'Meta': {'object_name': 'File'}, + 'file': ('django.db.models.fields.files.FileField', [], {'max_length': '100'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'mimetype': ('django.db.models.fields.CharField', [], {'max_length': '255'}) + }, + 'philo.foreignkeyvalue': { + 'Meta': {'object_name': 'ForeignKeyValue'}, + 'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']", 'null': 'True', 'blank': 'True'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'object_id': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'}) + }, + 'philo.jsonvalue': { + 'Meta': {'object_name': 'JSONValue'}, + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'value': ('philo.models.fields.JSONField', [], {'default': "'null'", 'db_index': 'True'}) + }, + 'philo.manytomanyvalue': { + 'Meta': {'object_name': 'ManyToManyValue'}, + 'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']", 'null': 'True', 'blank': 'True'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'values': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'to': "orm['philo.ForeignKeyValue']", 'null': 'True', 'blank': 'True'}) + }, + 'philo.node': { + 'Meta': {'object_name': 'Node'}, + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'level': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'lft': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'parent': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'children'", 'null': 'True', 'to': "orm['philo.Node']"}), + 'rght': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'slug': ('django.db.models.fields.SlugField', [], {'max_length': '255', 'db_index': 'True'}), + 'tree_id': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'view_content_type': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'node_view_set'", 'null': 'True', 'to': "orm['contenttypes.ContentType']"}), + 'view_object_id': ('django.db.models.fields.PositiveIntegerField', [], {'null': 'True', 'blank': 'True'}) + }, + 'philo.page': { + 'Meta': {'object_name': 'Page'}, + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'template': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'pages'", 'to': "orm['philo.Template']"}), + 'title': ('django.db.models.fields.CharField', [], {'max_length': '255'}) + }, + 'philo.redirect': { + 'Meta': {'object_name': 'Redirect'}, + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'reversing_parameters': ('philo.models.fields.JSONField', [], {'blank': 'True'}), + 'status_code': ('django.db.models.fields.IntegerField', [], {'default': '302'}), + 'target_node': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'philo_redirect_related'", 'null': 'True', 'to': "orm['philo.Node']"}), + 'url_or_subpath': ('django.db.models.fields.CharField', [], {'max_length': '200', 'blank': 'True'}) + }, + 'philo.tag': { + 'Meta': {'ordering': "('name',)", 'object_name': 'Tag'}, + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}), + 'slug': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255', 'db_index': 'True'}) + }, + 'philo.template': { + 'Meta': {'object_name': 'Template'}, + 'code': ('philo.models.fields.TemplateField', [], {}), + 'documentation': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}), + 'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}), + 'level': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'lft': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'mimetype': ('django.db.models.fields.CharField', [], {'default': "'text/html'", 'max_length': '255'}), + 'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}), + 'parent': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'children'", 'null': 'True', 'to': "orm['philo.Template']"}), + 'rght': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}), + 'slug': ('django.db.models.fields.SlugField', [], {'max_length': '255', 'db_index': 'True'}), + 'tree_id': ('django.db.models.fields.PositiveIntegerField', [], {'db_index': 'True'}) + } + } + + complete_apps = ['philo'] diff --git a/philo/models/nodes.py b/philo/models/nodes.py index 87ccb40..6eeb965 100644 --- a/philo/models/nodes.py +++ b/philo/models/nodes.py @@ -29,8 +29,8 @@ class Node(TreeEntity): :class:`Node`\ s are the basic building blocks of a website using Philo. They define the URL hierarchy and connect each URL to a :class:`View` subclass instance which is used to generate an HttpResponse. """ - view_content_type = models.ForeignKey(ContentType, related_name='node_view_set', limit_choices_to=_view_content_type_limiter) - view_object_id = models.PositiveIntegerField() + view_content_type = models.ForeignKey(ContentType, related_name='node_view_set', limit_choices_to=_view_content_type_limiter, blank=True, null=True) + view_object_id = models.PositiveIntegerField(blank=True, null=True) #: :class:`GenericForeignKey` to a non-abstract subclass of :class:`View` view = generic.GenericForeignKey('view_content_type', 'view_object_id') @@ -42,11 +42,15 @@ class Node(TreeEntity): return False def handles_subpath(self, subpath): - return self.view.handles_subpath(subpath) + if self.view: + return self.view.handles_subpath(subpath) + return False def render_to_response(self, request, extra_context=None): """This is a shortcut method for :meth:`View.render_to_response`""" - return self.view.render_to_response(request, extra_context) + if self.view: + return self.view.render_to_response(request, extra_context) + raise Http404 def get_absolute_url(self, request=None, with_domain=False, secure=False): """ -- 2.20.1