Как сделать так, чтобы кнопка "Мне нравится" отображалась в записях моего блога?
У меня возникли проблемы с отображением кнопки "Мне нравится", я не уверен, что нужно ввести в post_detail.html, чтобы кнопка "Мне нравится" отображалась в сообщениях блога. Я пробовал {% include и вставлял весь код из main.html в post_detail.html и т.д.
Но все, что я получаю, это ошибки, какой правильный способ заставить код из main.html отображаться в записи блога post_detail.html ?
буду очень признателен за помощь, потому что я застрял на этом очень долго и не могу понять, как заставить кнопку "нравится" отображаться на сообщениях блога.
newsapp папка views.py
from django.shortcuts import render, get_object_or_404, redirect
from django.views import generic
from .models import Post, Like
from .forms import CommentForm
class PostList(generic.ListView):
queryset = Post.objects.filter(status=1).order_by('-created_on')
template_name = 'index.html'
paginate_by = 6
def post_view(request):
qs = Post.objects.all()
user = request.user
context = {
'qs': qs,
'user': user,
}
return render(request, 'newsapp/main.html', context)
def like_post(request):
user = request.user
if request.method == 'POST':
post_id = request.POST.get('post_id')
post_obj = Post.objects.get(id=post_id)
if user in post_obj.liked.all():
post_obj.liked.remove(user)
else:
post_obj.liked.add(user)
like, created = Like.objects.get_or_create(user=user, post_id=post_id)
if not created:
if like.value == 'Like':
like.value = 'Unlike'
else:
like.value = 'Like'
like.save()
return redirect('newsapp:post-list')
def post_detail(request, slug):
template_name = 'post_detail.html'
post = get_object_or_404(Post, slug=slug)
comments = post.comments.filter(active=True)
new_comment = None
# Comment posted
if request.method == 'POST':
comment_form = CommentForm(data=request.POST)
if comment_form.is_valid():
# Create Comment object but don't save to database yet
new_comment = comment_form.save(commit=False)
# Assign the current post to the comment
new_comment.post = post
# Save the comment to the database
new_comment.save()
else:
comment_form = CommentForm()
return render(request, template_name, {'post': post,
'comments': comments,
'new_comment': new_comment,
'comment_form': comment_form})
newsapp папка urls.py
from django.urls import path
from . import views
from .views import post_view, like_post
app_name = 'newsapp'
urlpatterns = [
path('', views.PostList.as_view(), name='home'),
path("<slug:slug>/", views.post_detail, name="post_detail"),
path('', post_view, name='post-list'),
path('like/', like_post, name='like-post'),
]
newsapp папка models.py
from django.db import models
from django.contrib.auth.models import User
from cloudinary.models import CloudinaryField
STATUS = (
(0,"Draft"),
(1,"Publish")
)
class Post(models.Model):
title = models.CharField(max_length=200, unique=True)
slug = models.SlugField(max_length=200, unique=True)
author = models.ForeignKey(User, on_delete=models.CASCADE, related_name='blog_posts')
updated_on = models.DateTimeField(auto_now=True)
content = models.TextField()
created_on = models.DateTimeField(auto_now_add=True)
status = models.IntegerField(choices=STATUS, default=0)
liked = models.ManyToManyField(User, default=None, blank=True, related_name="liked")
class Meta:
ordering = ['-created_on']
def __str__(self):
return self.title
@property
def num_likes(self):
return self.liked.all().count()
LIKE_CHOICES = (
('Like', 'Like'),
('Unlike', 'Unlike'),
)
class Like(models.Model):
User = models.ForeignKey(User, on_delete=models.CASCADE)
Post = models.ForeignKey(Post, on_delete=models.CASCADE)
value = models.CharField(choices=LIKE_CHOICES, default='Like', max_length=10)
def __str__(self):
return str(self.post)
class Comment(models.Model):
post = models.ForeignKey(Post,on_delete=models.CASCADE,related_name='comments')
name = models.CharField(max_length=80)
email = models.EmailField()
body = models.TextField()
created_on = models.DateTimeField(auto_now_add=True)
active = models.BooleanField(default=False)
class Meta:
ordering = ['created_on']
def __str__(self):
return 'Comment {} by {}'.format(self.body, self.name)
newsapp папка forms.py
from django import forms
from .models import Comment
class CommentForm(forms.ModelForm):
class Meta:
model = Comment
fields = ("name", "email", "body")
newsapp папка admin.py
from django.contrib import admin
from django_summernote.admin import SummernoteModelAdmin
from .models import Post, Comment, Like
@admin.register(Comment)
class CommentAdmin(admin.ModelAdmin):
list_display = ('name', 'body', 'post', 'created_on', 'active')
list_filter = ('active', 'created_on')
search_fields = ('name', 'email', 'body')
actions = ['approve_comments']
def approve_comments(self, request, queryset):
queryset.update(active=True)
class PostAdmin(admin.ModelAdmin):
list_display = ('title', 'slug', 'status','created_on')
list_filter = ("status",)
search_fields = ['title', 'content']
prepopulated_fields = {'slug': ('title',)}
class PostAdmin(SummernoteModelAdmin):
summernote_fields = ('content',)
admin.site.register(Post, PostAdmin)
admin.site.register(Like)
newsblog папка urls.py
from django.contrib import admin
from django.urls import path, include
from django.conf import settings
from django.conf.urls.static import static
urlpatterns = [
path('admin/', admin.site.urls),
path('', include('newsapp.urls')),
path('summernote/', include('django_summernote.urls')),
path('newsapp/', include('newsapp.urls', namespace='newsapp')),
]
if settings.DEBUG:
urlpatterns += static(settings.MEDIA_URL,
document_root=settings.MEDIA_ROOT)
newsblog папка settings.py
папка templates base.html
папка templates index.html
<header class="masthead">
<div class="overlay"></div>
<div class="container">
<div class="row">
<div class=" col-md-8 col-md-10 mx-auto">
<div class="site-heading">
<h3 class=" site-heading my-4 mt-3 text-white"> NewsBlog and Automated news with API</h3>
<p class="text-light">We Love Django As much as you do..!  
</p>
</div>
</div>
</div>
</div>
</header>
<div class="container">
<div class="row">
<!-- Blog Entries Column -->
<div class="col-md-8 mt-3 left">
{% for post in post_list %}
<div class="card mb-4">
<div class="card-body">
<h2 class="card-title">{{ post.title }}</h2>
<p class="card-text text-muted h6">{{ post.author }} | {{ post.created_on}} </p>
<p class="card-text">{{post.content|slice:":200" }}</p>
<a href="{% url 'newsapp:post_detail' post.slug %}" class="btn btn-primary">Read More →</a>
</div>
</div>
{% endfor %}
</div>
{% block sidebar %} {% include 'sidebar.html' %} {% endblock sidebar %}
</div>
</div>
{%endblock%}
папка templates main.html
{% extends 'base.html' %}
{% block title %}
{% endblock title %}
{% block content %}
{% for obj in qs %}
<div class='ui segment'>
<h1>{{ obj.title }}</h1>
<p>{{ obj.body }}</p>
<form action="{% url 'newsapp:like-post'%}" method='POST' class="ui form">
{% csrf_token %}
<input type='hidden' name='post_id' value="{{ obj.id}}">
{% if user not in obj.liked.all %}
<button class="ui button positive" type='submit'>Like</button>
{% else %}
<button class="ui button negative" type='submit'>Unlike</button>
{% endif %}
<strong>{{ obj.liked.all.count }} likes</strong>
</form>
</div>
{% endfor %}
{% endblock content %}
папка templates post_detail.html
{% extends 'base.html' %} {% block content %}
{% load crispy_forms_tags %}
<div class="container">
<div class="row">
<div class="col-md-8 card mb-4 mt-3 left top">
<div class="card-body">
<h1>{% block title %} {{ post.title }} {% endblock title %}</h1>
<p class=" text-muted">{{ post.author }} | {{ post.created_on }}</p>
<p class="card-text ">{{ post.content | safe }}</p>
</div>
</div>
{% block sidebar %} {% include 'sidebar.html' %} {% endblock sidebar %}
<div class="col-md-8 card mb-4 mt-3 ">
<div class="card-body">
<!-- comments -->
{% with comments.count as total_comments %}
<h2>{{ total_comments }} comments</h2>
<p>
{% endwith %} {% for comment in comments %}
</p>
<div class="comments" style="padding: 10px;">
<p class="font-weight-bold">
{{ comment.name }}
<span class=" text-muted font-weight-normal">
{{ comment.created_on }}
</span>
</p>
{{ comment.body | linebreaks }}
</div>
папка templates sidebar.html
{% block sidebar %}
<style>
.card{
box-shadow: 0 16px 48px #E3E7EB;
}
</style>
<!-- Sidebar Widgets Column -->
<div class="col-md-4 float-right ">
<div class="card my-4">
<h5 class="card-header">Info</h5>
<div class="card-body">
<p class="card-text">Blog yourself about the Latest news or find new via the Automated news Feature! </p>
</div>
</div>
</div>
{% endblock sidebar %}