Use id instead of pk

On Oct 12, 2018 10:34, "Glen D souza" <glenpo...@gmail.com> wrote:

>
> *def add_comment(request, slug):*
>     *post = get_object_or_404(Post, slug=slug)*
> *    if request.method == 'POST':*
> *        form = CommentForm(request.POST)*
> *        if form.is_valid():*
> *            comment = form.save(commit=False)*
> *            comment.post = post*
> *            comment.save()*
> *            return redirect('blog:post_detail', slug=post.slug)*
> *    else:*
> *        form = CommentForm()*
> *    template = 'blog/add-comment.html'*
> *    context = {*
> *        'form': form*
> *    }*
> *    return render(request, template, context)*
>
> Check this view, it has an argument called slug and from your url you are
> passing parameter to that slug argument i.e path('post/<int:slug>/
> comment/', views.add_comment, name='add-comment')
> In this case slug field will contain the id of the post i believe,
>
> If you check this *post = get_object_or_404(Post, slug=slug), **slug
> field contains the id but your post model does not an attribute called slug
> so what you should really do is*
> *post = get_object_or_404(Post, id=slug) **or you can rename the url as *
> path('post/<int:id>/comment/', views.add_comment, name='add-comment') and
> your view as
> *def add_comment(request, id):*
>     *post = get_object_or_404(Post, id=id)*
> *    if request.method == 'POST':*
> *        form = CommentForm(request.POST)*
> *        if form.is_valid():*
> *            comment = form.save(commit=False)*
> *            comment.post = post*
> *            comment.save()*
> *            return redirect('blog:post_detail', slug=post.slug)*
> *    else:*
> *        form = CommentForm()*
> *    template = 'blog/add-comment.html'*
> *    context = {*
> *        'form': form*
> *    }*
> *    return render(request, template, context)*
>
> On Fri, 12 Oct 2018 at 12:56, Robert CR <robertlls4...@gmail.com> wrote:
>
>> If i do that i get another error:
>>
>> [image: Udklip2.PNG]
>>
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