Fixed a bug where the ContainerNode had a nodelist_empty=None, whereas nodelist_empty...

[philo.git] / models.py

diff --git a/models.py b/models.py
index e32265d..dcb5d74 100644 (file)
--- a/models.py
+++ b/models.py
@@ -21,6 +21,7 @@ from django.template.loader_tags import ExtendsNode, ConstantIncludeNode, Includ
 from django.template.loader import get_template
 from django.http import Http404, HttpResponse, HttpResponseServerError, HttpResponseRedirect
 from django.core.servers.basehttp import FileWrapper
+from django.conf import settings
 
 
 def register_value_model(model):
@@ -195,9 +196,18 @@ class TreeEntity(TreeModel, Entity):
                abstract = True
 
 
-class Node(TreeEntity):
+class InheritableTreeEntity(TreeEntity):
        instance_type = models.ForeignKey(ContentType, editable=False)
        
+       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__)
+               super(InheritableTreeEntity, self).save(force_insert, force_update)
+       
+       @property
+       def instance(self):
+               return self.instance_type.get_object_for_this_type(id=self.id)
+       
        def get_path(self, pathsep='/', field='slug'):
                path = getattr(self.instance, field, '?')
                parent = self.parent
@@ -207,15 +217,23 @@ class Node(TreeEntity):
                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__)
-               super(Node, self).save(force_insert, force_update)
-       
        @property
-       def instance(self):
-               return self.instance_type.get_object_for_this_type(id=self.id)
+       def attributes(self):
+               if self.parent:
+                       return QuerySetMapper(self.instance.attribute_set, passthrough=self.parent.instance.attributes)
+               return QuerySetMapper(self.instance.attribute_set)
+
+       @property
+       def relationships(self):
+               if self.parent:
+                       return QuerySetMapper(self.instance.relationship_set, passthrough=self.parent.instance.relationships)
+               return QuerySetMapper(self.instance.relationship_set)
        
+       class Meta:
+               abstract = True
+
+
+class Node(InheritableTreeEntity):
        accepts_subpath = False
        
        def render_to_response(self, request, path=None, subpath=None):
@@ -244,7 +262,7 @@ class Redirect(Node):
                (302, 'Temporary'),
                (301, 'Permanent'),
        )
-       target = models.URLField()
+       target = models.URLField(help_text='Must be a valid, absolute URL (i.e. http://)')
        status_code = models.IntegerField(choices=STATUS_CODES, default=302, verbose_name='redirect type')
        
        def render_to_response(self, request, path=None, subpath=None):
@@ -268,8 +286,9 @@ class File(Node):
 class Template(TreeModel):
        name = models.CharField(max_length=255)
        documentation = models.TextField(null=True, blank=True)
-       mimetype = models.CharField(max_length=255, null=True, blank=True)
-       code = models.TextField()
+       mimetype = models.CharField(max_length=255, null=True, blank=True,
+           help_text='Default: %s' % settings.DEFAULT_CONTENT_TYPE)
+       code = models.TextField(verbose_name='django template code')
        
        @property
        def origin(self):
@@ -292,7 +311,7 @@ class Template(TreeModel):
                                nodes = []
                                for node in nodelist:
                                        try:
-                                               for nodelist_name in ('nodelist', 'nodelist_loop', 'nodelist_empty', 'nodelist_true', 'nodelist_false'):
+                                               for nodelist_name in ('nodelist', 'nodelist_loop', 'nodelist_empty', 'nodelist_true', 'nodelist_false', 'nodelist_main'):
                                                        if hasattr(node, nodelist_name):
                                                                nodes.extend(nodelist_container_nodes(getattr(node, nodelist_name)))
                                                if isinstance(node, ContainerNode):
@@ -337,6 +356,11 @@ class Template(TreeModel):
 
 
 class Page(Node):
+       """
+       Represents an HTML page. The page will have a number of related Contentlets
+       depending on the template selected - but these will appear only after the
+       page has been saved with that template.
+       """
        template = models.ForeignKey(Template, related_name='pages')
        title = models.CharField(max_length=255)