So far this is working great in terms of firing off the emails. How do
you go about creating the security hash? I'm a little lost when it
comes to that point.
On Oct 7, 7:49 pm, Eric Abrahamsen <[EMAIL PROTECTED]> wrote:
> On Oct 7, 2008, at 11:38 PM, fitzage wrote:
>
>
>
> > I want to add one additional piece of data to the comment form.
> > Basically a checkbox that says whether or not the commenter wants to
> > be notified of followup comments.
>
> I just did exactly this, and found that what works best is not just to
> add an input field to the form template, but to actually subclass the
> builtin CommentForm and add the field there. That way the field will
> be a part of the form no matter how and where you use it, and will
> remain in the 'cleaned data' dictionary when the form is validated.
> Subclass the builtin form, add the field, and then do:
>
> from django.contrib import comments
>
> def my_get_form():
> return MyCommentForm
>
> comments.get_form = my_get_form
>
> > I know how to add the checkbox. I just created a comments/form.html
> > template and added the checkbox to it. I know that the data is getting
> > passed correctly.
>
> > Now how do I grab that on the backend without having to modify the
> > comment app directly? There is probably a simple, django-standard way
> > to do this, but I'm at a loss. I already have a function that emails
> > admin users when a comment is posted, but I'm not sure I understand it
> > well enough to piggy-back off of that, and I'm not even sure that I
> > can.
>
> Signals are beautiful! I made Commenter (email field) and
> CommentNotification (commenter and entry foreign keys) models, and did
> this:
>
> def make_notification(sender, comment, request, **kwargs):
> notify = request.POST.get("notify", None)
> email = request.POST.get("email", None)
> if notify and email:
> commenter, created = Commenter.get_or_create(email=email)
> notification, created =
> CommentNotification.get_or_create(commenter=commenter,
> entry=comment.content_object)
>
> def notify_commenters(sender, comment, request, **kwargs):
> notifications =
> CommentNotification
> .objects.select_related().filter(entry=comment.content_object)
> if notifications:
> for n in notifications:
> msg = render_to_string('comments/email.txt',
> {'comment':comment,'notification':n})
> send_mail("There's a new comment!",msg,"[EMAIL PROTECTED]
> ",recipient_list=[n.commenter.email],fail_silently=True)
>
> comment_was_posted.connect(make_notification)
> comment_was_posted.connect(notify_commenters)
>
> The email contains a link with a security hash which they can use to
> un-register themselves for that particular blog entry.
>
> I only just wrote all this and haven't tested it yet, but the basic
> principle ought to be sound...
>
> Hope that helps,
> Eric
>
>
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