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"""
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
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