因此，一旦評論被洗掉，URL 就會回傳到帖子串列頁面。您可能會說我對 Django 還不是很有經驗，所以如果有人能解釋我如何確定要傳遞的密鑰以及傳遞的位置，那將是一個很大的幫助。
請在下面找到代碼：
MODELS:
class Post(models.Model):
CHOICES = (
('celebrate', 'celebrate'),
('planning', 'planning'),
('outdoor', 'outdoor'),
('holidays', 'holidays'),
('festivals', 'festivals'),
('movies', 'movies'),
('shopping', 'shopping'),
('laptop', 'laptop'),
('data', 'data'),
('sciance', 'science'),
('summers', 'summers'),
('medical', 'medical'),
('art', 'art'),
)
author = models.ForeignKey(User, on_delete=models.CASCADE,
default="")
title = models.CharField(max_length=200)
date_posted = models.DateTimeField(default=timezone.now)
text = models.TextField()
category = models.CharField(max_length=100,
null=True, choices=CHOICES)
tags = models.ManyToManyField(Tag)
class Meta:
""" Meta class to change the configuration,
ordering by the name"""
ordering = ['-date_posted']
def get_absolute_url(self):
""" Reverse the Post object to the url once action
has been taken with primary key to direct back to the
same post """
return reverse('posts:post_list')
def __str__(self):
return self.title
class Comment(models.Model):
""" comments for Post model """
comment_post = models.ForeignKey(Post, on_delete=models.CASCADE,
related_name='comment_for_post', null=True, default='')
comment_text = models.TextField(null=True)
date_posted = models.DateTimeField(auto_now=True)
def get_absolute_url(self):
""" Reverse the Post object to the url once action
has been taken with primary key to direct back to the
same post """
return reverse('posts:post_details', kwargs={'pk': self.pk})
def __str__(self):
return self.comment_text
VIEWS:
@login_required
def add_comment_to_post(request, pk):
""" To attach comments to the post"""
post = get_object_or_404(models.Post, pk=pk)
if request.method == 'POST':
form = forms.CommentForm(request.POST)
if form.is_valid():
comment = form.save(commit=False)
comment.comment_post = post
comment.save()
return redirect('posts:post_details', pk=post.pk)
else:
form = forms.CommentForm()
return render(request, 'posts/comment_form.html', context={'form': form})
class CommentDeleteView(LoginRequiredMixin, generic.DeleteView):
model = models.Comment
template_name = 'posts/comment_confirm_delete.html'
def delete(self, *args, **kwargs):
self.object = self.get_object()
super().delete(*args, **kwargs)
def get_success_url(self):
return reverse_lazy('posts:post_list')
URLS:
urlpatterns = [
path('post_list/', views.PostListView.as_view(), name='post_list'),
path('user/<str:username>/', views.UserPostListView.as_view(), name='user_posts'),
path('create/', views.PostCreateView.as_view(), name='create'),
path('details/<int:pk>/', views.PostDetailView.as_view(), name='post_details'),
path('delete/<int:pk>/', views.PostDeleteView.as_view(), name='post_delete'),
path('update/<int:pk>/', views.PostUpdateView.as_view(), name='post_update'),
path('<str:category>/', views.CategoryPostListView.as_view(),
name='category_posts'),
path('posts/<int:pk>/comment', views.add_comment_to_post,
name='post_comment_list'),
path('delete_comment/<int:pk>/',
views.CommentDeleteView.as_view(), name='delete_comment'),
]
TEMPLATE:
<!--COMMNET SECTION -->
<div class='container'>
{% for comment in post.comment_for_post.all %}
<br>
{% if object.author == user %}
<div class="comment-post">
<ul>
<li>
<p >{{comment.comment_text|safe}}, <span><a href="{#}"> Reply</a></span></p>
<p>From {{user.username}} on {{comment.date_posted|date:'d-M-y'}},
<span><a href="{% url 'posts:delete_comment' comment.id %}">Delete comment?</a></span>
</p>
</li>
</ul>
</div>
{%else %}
<div class="comment-post">
<ul>
<li>
<p >{{comment.comment_text|safe}}, <span><a href="{#}"> Reply</a></span></p> </p>
<p>From {{user.username}} on {{comment.date_posted|date:'d-M-y'}},
</li>
</ul>
</div>
uj5u.com熱心網友回復：
def get_success_url(self):
return reverse_lazy('posts:post_details', kwargs={'pk': self.object.comment_post.id})
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