app/django/views/generic/simple.py
author Sverre Rabbelier <srabbelier@gmail.com>
Sun, 01 Mar 2009 20:39:21 +0000
changeset 1585 06fb5950cb03
parent 323 ff1a9aa48cfd
permissions -rw-r--r--
Make it possible to put the site in maintenance mode By specifying the UTC date from which the maintenance shoulds start, developers can put the site in 'maintenance' mode. Also redirect to /maintenance if we get a CapabilityDisabledError. Patch by: Sverre Rabbelier

from django.template import loader, RequestContext
from django.http import HttpResponse, HttpResponsePermanentRedirect, HttpResponseGone

def direct_to_template(request, template, extra_context=None, mimetype=None, **kwargs):
    """
    Render a given template with any extra URL parameters in the context as
    ``{{ params }}``.
    """
    if extra_context is None: extra_context = {}
    dictionary = {'params': kwargs}
    for key, value in extra_context.items():
        if callable(value):
            dictionary[key] = value()
        else:
            dictionary[key] = value
    c = RequestContext(request, dictionary)
    t = loader.get_template(template)
    return HttpResponse(t.render(c), mimetype=mimetype)

def redirect_to(request, url, **kwargs):
    """
    Redirect to a given URL.

    The given url may contain dict-style string formatting, which will be
    interpolated against the params in the URL.  For example, to redirect from
    ``/foo/<id>/`` to ``/bar/<id>/``, you could use the following URLconf::

        urlpatterns = patterns('',
            ('^foo/(?P<id>\d+)/$', 'django.views.generic.simple.redirect_to', {'url' : '/bar/%(id)s/'}),
        )

    If the given url is ``None``, a HttpResponseGone (410) will be issued.
    """
    if url is not None:
        return HttpResponsePermanentRedirect(url % kwargs)
    else:
        return HttpResponseGone()