X-Git-Url: http://git.ithinksw.org/philo.git/blobdiff_plain/cd38e4893698333050ac52a9242bee29371a080c..4edce19176898736fc4914b7eb08d907566f0547:/docs/models/nodes-and-views.rst?ds=sidebyside diff --git a/docs/models/nodes-and-views.rst b/docs/models/nodes-and-views.rst new file mode 100644 index 0000000..a9bae89 --- /dev/null +++ b/docs/models/nodes-and-views.rst @@ -0,0 +1,54 @@ +Nodes and Views: Building Website structure +=========================================== +.. currentmodule:: philo.models +.. class:: Node + + .. attribute:: view + + :class:`GenericForeignKey` to a non-abstract subclass of :class:`View` + + .. attribute:: accepts_subpath + + A property shortcut for :attr:`self.view.accepts_subpath ` + + .. method:: render_to_response(request[, extra_context=None]) + + This is a shortcut method for :meth:`View.render_to_response` + + .. method:: get_absolute_url() + + As long as :mod:`philo.urls` is included somewhere in the urlpatterns, this will return the URL of this node. The returned value will always start and end with a slash. + +.. class:: View + + :class:`!View` is an abstract model that represents an item which can be "rendered", either in response to an :class:`HttpRequest` or as a standalone. + + .. attribute:: accepts_subpath + + Defines whether this View class can handle subpaths. + + .. attribute:: nodes + + A generic relation back to nodes. + + .. method:: get_subpath(obj) + + If the view :attr:`accepts subpaths <.accepts_subpath>`, try to find a reversal for the given object using ``self`` as the urlconf. This method calls :meth:`~.get_reverse_params` with ``obj`` as the argument to find out the reversing parameters for that object. + + .. method:: get_reverse_params(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. + + .. method:: attributes_with_node(node) + + Returns a :class:`QuerySetMapper` using the :class:`node `'s attributes as a passthrough. + + .. method:: render_to_response(request[, extra_context=None]) + + Renders the :class:`View` as an :class:`HttpResponse`. This will raise :const:`philo.exceptions.MIDDLEWARE_NOT_CONFIGURED` if the `request` doesn't have an attached :class:`Node`. This can happen if :class:`philo.middleware.RequestNodeMiddleware` is not in :setting:`settings.MIDDLEWARE_CLASSES` or if it is not functioning correctly. + + :meth:`!render_to_response` will send the :obj:`view_about_to_render ` signal, then call :meth:`actually_render_to_response`, and finally send the :obj:`view_finished_rendering ` signal before returning the ``response``. + + .. method:: actually_render_to_response(request[, extra_context=None]) + + Concrete subclasses must override this method to provide the business logic for turning a ``request`` and ``extra_context`` into an :class:`HttpResponse`. \ No newline at end of file