Python 详细视图中的分页[Django]
我的模型中有Article和ArticleCategory。文章有很多种类 型号Python 详细视图中的分页[Django],python,django,listview,pagination,detailview,Python,Django,Listview,Pagination,Detailview,我的模型中有Article和ArticleCategory。文章有很多种类 型号 class ArticleCategory(Created): category_name = models.CharField(max_length=128) slug = models.SlugField(null=False, unique=False) def save(self, *args, **kwargs): if not self.slug:
class ArticleCategory(Created):
category_name = models.CharField(max_length=128)
slug = models.SlugField(null=False, unique=False)
def save(self, *args, **kwargs):
if not self.slug:
self.slug = slugify(self.category_name)
return super().save(*args, **kwargs)
def __str__(self):
return self.category_name
class Article(Created):
title = models.CharField(max_length=120)
author = models.ForeignKey(User, on_delete=models.CASCADE)
snippet = models.TextField(null=False) # ustawić max_lenght
body = RichTextField(null=False)
category = models.ManyToManyField(ArticleCategory, related_name='articles') # TODO: ustawić on_delete
image = models.ImageField(blank=True, null=True, upload_to='article_image/')
slug = models.SlugField(null=False, unique=False)
def save(self, *args, **kwargs):
if not self.slug:
self.slug = slugify(self.title)
return super().save(*args, **kwargs)
def get_absolute_url(self):
return reverse('news:article_detail', kwargs={'pk': self.pk, 'slug': self.slug})
此外,我还有指向特定类别的Url,其中包含该类别的所有文章:
URL
urlpatterns = [
path('show/<int:pk>/<slug:slug>', ArticleDetailView.as_view(), name='article_detail'),
path('all/', AllArticlesListView.as_view(), name='all_articles_list'),
path('category/<slug:slug>/', CategoryArticlesList.as_view(), name='category_articles_list'),
]
SPECIFIC CATEGORY: {{ articlecategory.category_name | upper }}
AND ALL NEWS WITH THIS CATEGORY
{% for article in articlecategory.articles.iterator reversed %}
<h3>{{ article.title }}</h3> <br>
{{ article.body | safe }} <br>
{% endfor %}
最后是模板分类\u文章\u列表.HTML
urlpatterns = [
path('show/<int:pk>/<slug:slug>', ArticleDetailView.as_view(), name='article_detail'),
path('all/', AllArticlesListView.as_view(), name='all_articles_list'),
path('category/<slug:slug>/', CategoryArticlesList.as_view(), name='category_articles_list'),
]
SPECIFIC CATEGORY: {{ articlecategory.category_name | upper }}
AND ALL NEWS WITH THIS CATEGORY
{% for article in articlecategory.articles.iterator reversed %}
<h3>{{ article.title }}</h3> <br>
{{ article.body | safe }} <br>
{% endfor %}
特定类别:{{articlecategory.CATEGORY_name | upper}
以及所有这类新闻
{articlecategory.articles.iterator%中的项目为%1}
{{article.title}}
{{article.body | safe}}
{%endfor%}
我的问题是。。。如何对视图中的所有特定类别文章进行分页?
如果我在类CategoryArticlesList中使用ListView,那么查询表单me将出现大问题。。。我不知道该怎么办。A
DetailView
不分页,因为只有一个对象。但是,您可以将其设置为列表视图
,并添加一些逻辑来传递文章类别
:
from django.shortcuts import get_object_or_404
class ArticlesByCategoryListView(ListView):
template_name = 'news/category_articles_list.html'
model = Article
queryset = Article.objects.order_by('-pk')
paginate_by = 25
def get_queryset(self, *args, **kwargs):
return super().get_queryset(*args, **kwargs).filter(
category__slug=self.kwargs['slug']
)
def articlecategory(self):
return get_object_or_404(ArticleCategory, slug=self.kwargs['slug'])
从django.shortcuts导入get\u object\u或\u 404
类别ArticlesByCategoryListView(列表视图):
模板名称='news/category\u articles\u list.html'
模型=文章
queryset=Article.objects.order_by('-pk')
分页单位=25
def get_queryset(self、*args、**kwargs):
return super().get_queryset(*args,**kwargs).filter(
category__slug=self.kwargs['slug']
)
def类别(自我):
返回get_object_或_404(articleCography,slug=self.kwargs['slug'])
然后,在模板中,我们可以使用以下方式渲染:
SPECIFIC CATEGORY: {{ view.articlecategory.category_name|upper }}
AND ALL NEWS WITH THIS CATEGORY
{% for article in page_obj %}
<h3>{{ article.title }}</h3> <br>
{{ article.body|safe }} <br>
{% endfor %}
特定类别:{{view.articleCegory.CATEGORY_name | upper}
以及所有这类新闻
{第_obj%]页中的文章为%
{{article.title}}
{{article.body | safe}}
{%endfor%}
ADtailView
不分页,因为只有一个对象。但是,您可以将其设置为列表视图
,并添加一些逻辑来传递文章类别
。MAGIC!非常感谢。