Switched over to render_to_response and actually_render_to_response, since render_to_...

[philo.git] / models / pages.py

diff --git a/models/pages.py b/models/pages.py
index 3435511..7b4415d 100644 (file)
--- a/models/pages.py
+++ b/models/pages.py
@@ -10,11 +10,11 @@ from django.template import Context, RequestContext
 from django.template.loader import get_template
 from django.template.loader_tags import ExtendsNode, ConstantIncludeNode, IncludeNode
 from django.http import HttpResponse
-from django.contrib.sites.models import Site
 from philo.models.base import TreeModel, register_value_model
-from philo.models.nodes import Node
+from philo.models.nodes import View
 from philo.utils import fattr
 from philo.templatetags.containers import ContainerNode
+from philo.signals import page_about_to_render_to_string, page_finished_rendering_to_string
 
 
 class Template(TreeModel):
@@ -44,9 +44,10 @@ class Template(TreeModel):
                                nodes = []
                                for node in nodelist:
                                        try:
-                                               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 hasattr(node, 'child_nodelists'):
+                                                       for nodelist_name in node.child_nodelists:
+                                                               if hasattr(node, nodelist_name):
+                                                                       nodes.extend(nodelist_container_nodes(getattr(node, nodelist_name)))
                                                if isinstance(node, ContainerNode):
                                                        nodes.append(node)
                                                elif isinstance(node, ExtendsNode):
@@ -76,7 +77,7 @@ class Template(TreeModel):
                return contentlet_node_names, contentreference_node_specs
        
        def __unicode__(self):
-               return self.get_path(u' › ', 'name')
+               return self.get_path(pathsep=u' › ', field='name')
        
        @staticmethod
        @fattr(is_usable=True)
@@ -91,27 +92,43 @@ class Template(TreeModel):
                app_label = 'philo'
 
 
-class Page(Node):
+class Page(View):
        """
        Represents a page - something which is rendered according to a template. 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)
        
-       def render_to_response(self, request, path=None, subpath=None):
-               return HttpResponse(self.template.django_template.render(RequestContext(request, {'page': self})), mimetype=self.template.mimetype)
+       def get_containers(self):
+               if not hasattr(self, '_containers'):
+                       self._containers = self.template.containers
+               return self._containers
+       containers = property(get_containers)
+       
+       def render_to_string(self, node=None, request=None, path=None, subpath=None, extra_context=None):
+               context = {}
+               context.update(extra_context or {})
+               context.update({'page': self, 'attributes': self.attributes, 'relationships': self.relationships})
+               if node and request:
+                       context.update({'node': node, 'attributes': self.attributes_with_node(node), 'relationships': self.relationships_with_node(node)})
+                       page_about_to_render_to_string.send(sender=self, node=node, request=request, extra_context=context)
+                       string = self.template.django_template.render(RequestContext(request, context))
+               else:
+                       page_about_to_render_to_string.send(sender=self, node=node, request=request, extra_context=context)
+                       string = self.template.django_template.render(Context(context))
+               page_finished_rendering_to_string.send(sender=self, string=string)
+               return string
+       
+       def actually_render_to_response(self, node, request, path=None, subpath=None, extra_context=None):
+               return HttpResponse(self.render_to_string(node, request, path, subpath, extra_context), mimetype=self.template.mimetype)
        
        def __unicode__(self):
-               return self.get_path(u' › ', 'title')
+               return self.title
        
        class Meta:
                app_label = 'philo'
 
 
-# the following line enables the selection of a node as the root for a given django.contrib.sites Site object
-models.ForeignKey(Node, related_name='sites', null=True, blank=True).contribute_to_class(Site, 'root_node')
-
-
 class Contentlet(models.Model):
        page = models.ForeignKey(Page, related_name='contentlets')
        name = models.CharField(max_length=255)