def blog_post_detail(request, slug, template="blog/blog_post_detail.html"):
"""
Display a blog post.
"""
# Create two comment forms - one with posted data and errors that will be
# matched to the form submitted via comment_id, and an empty one for all
# other instances.
commenter_cookie_prefix = "mezzanine-blog-"
commenter_cookie_fields = ("name", "email", "website")
comment_data = {}
for f in commenter_cookie_fields:
comment_data[f] = request.COOKIES.get(commenter_cookie_prefix + f, "")
blog_posts = BlogPost.objects.published(for_user=request.user)
blog_post = get_object_or_404(blog_posts, slug=slug)
posted_comment_form = CommentForm(request.POST or None,
initial=comment_data)
unposted_comment_form = CommentForm(initial=comment_data)
if request.method == "POST" and posted_comment_form.is_valid():
comment = posted_comment_form.save(commit=False)
comment.blog_post = blog_post
comment.by_author = (request.user == blog_post.user and
request.user.is_authenticated)
comment.ip_address = request.META.get("HTTP_X_FORWARDED_FOR",
request.META["REMOTE_ADDR"])
comment.replied_to_id = request.POST.get("replied_to")
comment.save()
response = HttpResponseRedirect(comment.get_absolute_url())
# Store commenter's details in a cookie for 90 days.
cookie_expires = 60 * 60 * 24 * 90
for f in commenter_cookie_fields:
cookie_name = commenter_cookie_prefix + f
cookie_value = request.POST.get(f, "")
set_cookie(response, cookie_name, cookie_value, cookie_expires)
return response
settings.use_editable()
context = {"blog_post": blog_post, "blog_page": blog_page(),
"use_disqus": bool(settings.COMMENTS_DISQUS_SHORTNAME),
"posted_comment_form": posted_comment_form,
"unposted_comment_form": unposted_comment_form}
request_context = RequestContext(request, context)
t = select_template(["blog/%s.html" % slug, template], request_context)
return HttpResponse(t.render(request_context))
