+
−"""
+
−A few bits of helper functions for comment views.
+
−"""
+
−
+
−import urllib
+
−import textwrap
+
−from django.http import HttpResponseRedirect
+
−from django.core import urlresolvers
+
−from django.shortcuts import render_to_response
+
−from django.template import RequestContext
+
−from django.core.exceptions import ObjectDoesNotExist
+
−from django.conf import settings
+
−from django.contrib import comments
+
−
+
−def next_redirect(data, default, default_view, **get_kwargs):
+
−    """
+
−    Handle the "where should I go next?" part of comment views.
+
−
+
−    The next value could be a kwarg to the function (``default``), or a
+
−    ``?next=...`` GET arg, or the URL of a given view (``default_view``). See
+
−    the view modules for examples.
+
−
+
−    Returns an ``HttpResponseRedirect``.
+
−    """
+
−    next = data.get("next", default)
+
−    if next is None:
+
−        next = urlresolvers.reverse(default_view)
+
−    if get_kwargs:
+
−        next += "?" + urllib.urlencode(get_kwargs)
+
−    return HttpResponseRedirect(next)
+
−
+
−def confirmation_view(template, doc="Display a confirmation view."):
+
−    """
+
−    Confirmation view generator for the "comment was
+
−    posted/flagged/deleted/approved" views.
+
−    """
+
−    def confirmed(request):
+
−        comment = None
+
−        if 'c' in request.GET:
+
−            try:
+
−                comment = comments.get_model().objects.get(pk=request.GET['c'])
+
−            except ObjectDoesNotExist:
+
−                pass
+
−        return render_to_response(template,
+
−            {'comment': comment},
+
−            context_instance=RequestContext(request)
+
−        )
+
−
+
−    confirmed.__doc__ = textwrap.dedent("""\
+
−        %s
+
−
+
−        Templates: `%s``
+
−        Context:
+
−            comment
+
−                The posted comment
+
−        """ % (doc, template)
+
−    )
+
−    return confirmed