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[英]How to use Django-Filter together with Django-Taggit (to filter posts by tags)?
[英]How can I filter tags with django-taggit
我正在执行以下操作以按标签过滤帖子。 但问题是单击标签按钮时,我看不到任何结果。 下面的代码代表urls.py、model.py、view.py、challengePage.html、tag.html
网址.py:
urlpatterns =[
......
path('challengePage/', views.ChallengePage, name ='challengePage'),
path('tag/<str:tag>/', views.tag, name='tag_argument'),
]
模型.py:
class Challenge_code(models.Model): #create a table
auther = models.ForeignKey(User, on_delete = models.CASCADE)
title = models.CharField(max_length = 200, null = False)
body =RichTextUploadingField(blank=True, null=True)
image = models.ImageField(null = True,blank=True ,upload_to='attach/')
created_at = models.DateTimeField(auto_now_add = True)
updated_at = models.DateTimeField(auto_now = True)
tags = TaggableManager()
def __str__(self):
return self.title
视图.py:
def ChallengePage(request):
challenges = Challenge_code.objects.prefetch_related('tags').all().order_by('-created_at')
tags = Tag.objects.all()
context = {
'challenges' : challenges,
'tags':tags,
}
return render(request,'challengePage.html',context)
def tag(request,tag):
challenges_tag = Challenge_code.objects.filter(tags__name=tag)
return render(request, 'tag.html',{'tag':tag, 'challenges':challenges_tag})
挑战页面.html:
<div style="text-align: center;">
{% for tag in tags %}
<a href="{% url 'tag_argument' tag %}"><button style="text-align: center;" dir="ltr" class="buttonTag buttonTag2"
> {{tag.name}}</button></a>
{% endfor %}
</div>
标签.html:
<div class="code_body">
<div class="container_code">
{% for challenge in challenges_tag %}
<div class="Box_code">
<p class="title_code"><bdi style=" color: #000;">
{{challenge.title}}
<br>
{% for tag in challenge.tags.all %}
<small>{{tag}}, </small>
{% endfor %}
</bdi>
</p>
<a href="{% url 'challenge' challenge.id %}"><button class="button1" style="vertical-align:middle"><span>Join</span></button></a>
<p class="name-user">
<bdi>
By:
{{challenge.auther.username}}
</bdi>
</p>
</div>
{% endfor %}
我在我当前的项目中使用它,我使用 urls.py
tag/<slug:tag_slug>
在 views.py 中
tag = get_object_or_404(Tag, slug=tag_slug)
query = your_model.filter(tags__in=[tag])
不要忘记将其导入您的 views.py
from taggit.models import Tag
它对我来说工作得很好,改变它以适合你的目的,我准备提供帮助,但首先要遵循这个
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