X-Git-Url: http://git.ithinksw.org/philo.git/blobdiff_plain/98bd3a178f3e62e5591e809ac61e07a5bf37c292..2c9037d33f3e9d8d0ff6f7389fcfd68ca11258ed:/models/nodes.py diff --git a/models/nodes.py b/models/nodes.py index 2bda588..b16521b 100644 --- a/models/nodes.py +++ b/models/nodes.py @@ -3,10 +3,12 @@ from django.contrib.contenttypes.models import ContentType from django.contrib.contenttypes import generic from django.contrib.sites.models import Site from django.http import HttpResponse, HttpResponseServerError, HttpResponseRedirect +from django.core.exceptions import ViewDoesNotExist from django.core.servers.basehttp import FileWrapper -from django.core.urlresolvers import resolve, clear_url_caches +from django.core.urlresolvers import resolve, clear_url_caches, reverse from django.template import add_to_builtins as register_templatetags from inspect import getargspec +from philo.exceptions import MIDDLEWARE_NOT_CONFIGURED from philo.models.base import TreeEntity, Entity, QuerySetMapper, register_value_model from philo.utils import ContentTypeSubclassLimiter from philo.validators import RedirectValidator @@ -28,14 +30,22 @@ class Node(TreeEntity): return self.view.accepts_subpath return False - def render_to_response(self, request, path=None, subpath=None, extra_context=None): - return self.view.render_to_response(self, request, path, subpath, extra_context) + def render_to_response(self, request, extra_context=None): + return self.view.render_to_response(request, extra_context) def get_absolute_url(self): - root = Site.objects.get_current().root_node try: - return '/%s' % self.get_path(root=root) - except AncestorDoesNotExist: + root = Site.objects.get_current().root_node + except Site.DoesNotExist: + root = None + + try: + path = self.get_path(root=root) + if path: + path += '/' + root_url = reverse('philo-root') + return '%s%s' % (root_url, path) + except AncestorDoesNotExist, ViewDoesNotExist: return None class Meta: @@ -57,14 +67,17 @@ class View(Entity): def attributes_with_node(self, node): return QuerySetMapper(self.attribute_set, passthrough=node.attributes) - def render_to_response(self, node, request, path=None, subpath=None, extra_context=None): + def render_to_response(self, request, extra_context=None): + if not hasattr(request, 'node'): + raise MIDDLEWARE_NOT_CONFIGURED + extra_context = extra_context or {} - view_about_to_render.send(sender=self, node=node, request=request, path=path, subpath=subpath, extra_context=extra_context) - response = self.actually_render_to_response(node, request, path, subpath, extra_context) + view_about_to_render.send(sender=self, request=request, extra_context=extra_context) + response = self.actually_render_to_response(request, extra_context) view_finished_rendering.send(sender=self, response=response) return response - def actually_render_to_response(self, node, request, path=None, subpath=None, extra_context=None): + def actually_render_to_response(self, request, extra_context=None): raise NotImplementedError('View subclasses must implement render_to_response.') class Meta: @@ -77,10 +90,17 @@ _view_content_type_limiter.cls = View class MultiView(View): accepts_subpath = True - urlpatterns = [] + @property + def urlpatterns(self, obj): + raise NotImplementedError("MultiView subclasses must implement urlpatterns.") + + def get_reverse_params(self, obj): + """This method should return a view_name, args, kwargs tuple suitable for reversing a url for the given obj using self as the urlconf.""" + raise NotImplementedError("MultiView subclasses must implement get_subpath.") - def actually_render_to_response(self, node, request, path=None, subpath=None, extra_context=None): + def actually_render_to_response(self, request, extra_context=None): clear_url_caches() + subpath = request.node.subpath if not subpath: subpath = "" subpath = "/" + subpath @@ -90,8 +110,6 @@ class MultiView(View): if 'extra_context' in kwargs: extra_context.update(kwargs['extra_context']) kwargs['extra_context'] = extra_context - if 'node' in view_args[0] or view_args[2] is not None: - kwargs['node'] = node return view(request, *args, **kwargs) class Meta: @@ -106,7 +124,7 @@ class Redirect(View): target = models.CharField(max_length=200, validators=[RedirectValidator()]) status_code = models.IntegerField(choices=STATUS_CODES, default=302, verbose_name='redirect type') - def actually_render_to_response(self, node, request, path=None, subpath=None, extra_context=None): + def actually_render_to_response(self, request, extra_context=None): response = HttpResponseRedirect(self.target) response.status_code = self.status_code return response @@ -115,13 +133,14 @@ class Redirect(View): app_label = 'philo' +# Why does this exist? class File(View): """ For storing arbitrary files """ mimetype = models.CharField(max_length=255) file = models.FileField(upload_to='philo/files/%Y/%m/%d') - def actually_render_to_response(self, node, request, path=None, subpath=None, extra_context=None): + def actually_render_to_response(self, request, extra_context=None): wrapper = FileWrapper(self.file) response = HttpResponse(wrapper, content_type=self.mimetype) response['Content-Length'] = self.file.size