X-Git-Url: http://git.ithinksw.org/philo.git/blobdiff_plain/91801c950d2962cba8d831c63b698596d619dba9..abb612415838c36da12f53560a2546ae8c43abdd:/models.py?ds=inline diff --git a/models.py b/models.py index 6691aca..41e9a15 100644 --- a/models.py +++ b/models.py @@ -23,12 +23,12 @@ from django.http import Http404, HttpResponse, HttpResponseServerError, HttpResp from django.core.servers.basehttp import FileWrapper -def _ct_model_name(model): - opts = model._meta - while opts.proxy: - model = opts.proxy_for_model - opts = model._meta - return opts.object_name.lower() +def register_value_model(model): + pass + + +def unregister_value_model(model): + pass class Attribute(models.Model): @@ -38,40 +38,27 @@ class Attribute(models.Model): key = models.CharField(max_length=255) json_value = models.TextField(verbose_name='Value (JSON)', help_text='This value must be valid JSON.') - @property - def value(self): + def get_value(self): return json.loads(self.json_value) + def set_value(self, value): + self.json_value = json.dumps(value) + + def delete_value(self): + self.json_value = json.dumps(None) + + value = property(get_value, set_value, delete_value) + def __unicode__(self): return u'"%s": %s' % (self.key, self.value) class Relationship(models.Model): - _value_models = [] - - @staticmethod - def register_value_model(model): - if issubclass(model, models.Model): - model_name = _ct_model_name(model) - if model_name not in Relationship._value_models: - Relationship._value_models.append(model_name) - else: - raise TypeError('Relationship.register_value_model only accepts subclasses of django.db.models.Model') - - @staticmethod - def unregister_value_model(model): - if issubclass(model, models.Model): - model_name = _ct_model_name(model) - if model_name in Relationship._value_models: - Relationship._value_models.remove(model_name) - else: - raise TypeError('Relationship.unregister_value_model only accepts subclasses of django.db.models.Model') - entity_content_type = models.ForeignKey(ContentType, related_name='relationship_entity_set', verbose_name='Entity type') entity_object_id = models.PositiveIntegerField(verbose_name='Entity ID') entity = generic.GenericForeignKey('entity_content_type', 'entity_object_id') key = models.CharField(max_length=255) - value_content_type = models.ForeignKey(ContentType, related_name='relationship_value_set', limit_choices_to={'model__in':_value_models}, verbose_name='Value type') + value_content_type = models.ForeignKey(ContentType, related_name='relationship_value_set', verbose_name='Value type') value_object_id = models.PositiveIntegerField(verbose_name='Value ID') value = generic.GenericForeignKey('value_content_type', 'value_object_id') @@ -118,44 +105,22 @@ class Collection(models.Model): description = models.TextField(blank=True, null=True) +class CollectionMemberManager(models.Manager): + use_for_related_fields = True + + def with_model(self, model): + return model._default_manager.filter(pk__in=self.filter(member_content_type=ContentType.objects.get_for_model(model)).values_list('member_object_id', flat=True)) + + class CollectionMember(models.Model): - _value_models = [] - - @staticmethod - def register_value_model(model): - if issubclass(model, models.Model): - model_name = _ct_model_name(model) - if model_name not in CollectionMember._value_models: - CollectionMember._value_models.append(model_name) - else: - raise TypeError('CollectionMember.register_value_model only accepts subclasses of django.db.models.Model') - - @staticmethod - def unregister_value_model(model): - if issubclass(model, models.Model): - model_name = _ct_model_name(model) - if model_name in CollectionMember._value_models: - CollectionMember._value_models.remove(model_name) - else: - raise TypeError('CollectionMember.unregister_value_model only accepts subclasses of django.db.models.Model') - + objects = CollectionMemberManager() collection = models.ForeignKey(Collection, related_name='members') index = models.PositiveIntegerField(verbose_name='Index', help_text='This will determine the ordering of the item within the collection. (Optional)', null=True, blank=True) - member_content_type = models.ForeignKey(ContentType, limit_choices_to={'model__in':_value_models}, verbose_name='Member type') + member_content_type = models.ForeignKey(ContentType, verbose_name='Member type') member_object_id = models.PositiveIntegerField(verbose_name='Member ID') member = generic.GenericForeignKey('member_content_type', 'member_object_id') -def register_value_model(model): - Relationship.register_value_model(model) - CollectionMember.register_value_model(model) - - -def unregister_value_model(model): - Relationship.unregister_value_model(model) - CollectionMember.unregister_value_model(model) - - class TreeManager(models.Manager): use_for_related_fields = True @@ -233,6 +198,15 @@ class TreeEntity(TreeModel, Entity): class Node(TreeEntity): instance_type = models.ForeignKey(ContentType, editable=False) + def get_path(self, pathsep='/', field='slug'): + path = getattr(self.instance, field) + parent = self.parent + while parent: + path = getattr(parent.instance, field) + pathsep + path + parent = parent.parent + return path + path = property(get_path) + def save(self, force_insert=False, force_update=False): if not hasattr(self, 'instance_type_ptr'): self.instance_type = ContentType.objects.get_for_model(self.__class__) @@ -251,9 +225,7 @@ class Node(TreeEntity): class MultiNode(Node): accepts_subpath = True - @property - def urlpatterns(self): - return [] + urlpatterns = [] def render_to_response(self, request, path=None, subpath=None): if not subpath: @@ -310,37 +282,46 @@ class Template(TreeModel): @property def containers(self): """ - Returns a list of names of contentlets referenced by containers. + Returns a tuple where the first item is a list of names of contentlets referenced by containers, + and the second item is a list of tuples of names and contenttypes of contentreferences referenced by containers. This will break if there is a recursive extends or includes in the template code. Due to the use of an empty Context, any extends or include tags with dynamic arguments probably won't work. """ - def container_node_names(template): - def nodelist_container_node_names(nodelist): - names = [] + def container_nodes(template): + def nodelist_container_nodes(nodelist): + nodes = [] for node in nodelist: try: for nodelist_name in ('nodelist', 'nodelist_loop', 'nodelist_empty', 'nodelist_true', 'nodelist_false'): if hasattr(node, nodelist_name): - names.extend(nodelist_container_node_names(getattr(node, nodelist_name))) + nodes.extend(nodelist_container_nodes(getattr(node, nodelist_name))) if isinstance(node, ContainerNode): - names.append(node.name) + nodes.append(node) elif isinstance(node, ExtendsNode): extended_template = node.get_parent(Context()) if extended_template: - names.extend(container_node_names(extended_template)) + nodes.extend(container_nodes(extended_template)) elif isinstance(node, ConstantIncludeNode): included_template = node.template if included_template: - names.extend(container_node_names(included_template)) + nodes.extend(container_nodes(included_template)) elif isinstance(node, IncludeNode): included_template = get_template(node.template_name.resolve(Context())) if included_template: - names.extend(container_node_names(included_template)) + nodes.extend(container_nodes(included_template)) except: pass # fail for this node - return names - return nodelist_container_node_names(template.nodelist) - return set(container_node_names(self.django_template)) + return nodes + return nodelist_container_nodes(template.nodelist) + all_nodes = container_nodes(self.django_template) + contentlet_node_names = set([node.name for node in all_nodes if not node.references]) + contentreference_node_names = [] + contentreference_node_specs = [] + for node in all_nodes: + if node.references and node.name not in contentreference_node_names: + contentreference_node_specs.append((node.name, node.references)) + contentreference_node_names.append(node.name) + return contentlet_node_names, contentreference_node_specs def __unicode__(self): return self.get_path(u' › ', 'name') @@ -377,6 +358,14 @@ class Contentlet(models.Model): dynamic = models.BooleanField(default=False) +class ContentReference(models.Model): + page = models.ForeignKey(Page, related_name='contentreferences') + name = models.CharField(max_length=255) + content_type = models.ForeignKey(ContentType, verbose_name='Content type') + content_id = models.PositiveIntegerField(verbose_name='Content ID') + content = generic.GenericForeignKey('content_type', 'content_id') + + register_templatetags('philo.templatetags.containers')