Python 根据外键筛选项目
我有一个名为Destination的模型,每个目的地都有它自己的与该目的地相关的特定桶列表(DestinationBucketlist模型)。 我想做的是在Bucket List Detail页面中显示属于同一目的地的相关Bucket List项的列表。换句话说,我想根据目的地过滤它们 我尝试了多个示例,但问题是,要么我得到了所有现有存储桶列表项的列表,不管目标是什么,要么它什么也没有显示 我认为我的观点中应该有一些东西,但是我不知道我遗漏了什么 这是我的一段代码 models.py:Python 根据外键筛选项目,python,django,Python,Django,我有一个名为Destination的模型,每个目的地都有它自己的与该目的地相关的特定桶列表(DestinationBucketlist模型)。 我想做的是在Bucket List Detail页面中显示属于同一目的地的相关Bucket List项的列表。换句话说,我想根据目的地过滤它们 我尝试了多个示例,但问题是,要么我得到了所有现有存储桶列表项的列表,不管目标是什么,要么它什么也没有显示 我认为我的观点中应该有一些东西,但是我不知道我遗漏了什么 这是我的一段代码 models.py:
class Destination(models.Model):
destination = models.CharField(max_length=200)
description = RichTextField()
main_photo = models.ImageField(blank=True, null=True)
tags = TaggableManager()
def get_absolute_url(self):
return reverse("destination_detail", kwargs={'pk': self.pk})
def __str__(self):
return self.destination
class DestinationBucketList(models.Model):
place_name = models.CharField(max_length=200)
photo = models.ImageField(blank=True, null=True)
description = RichTextUploadingField(blank=True, null=True)
tips_desc = RichTextUploadingField(blank=True, null=True)
description2 = RichTextUploadingField(blank=True, null=True)
destination = models.ForeignKey(Destination, related_name="destination_bucketlist", on_delete=models.CASCADE)
views.py:
class DestinationDetailView(DetailView):
model = Destination
template_name ='WSE_blog/destination_detail.html'
context_object_name = 'destination'
def get_context_data(self, **kwargs):
context = super(DestinationDetailView, self).get_context_data(**kwargs)
context['destination'] = self.object
context['post'] = self.object
context['destinations_list'] = DestinationList.objects.all()
context['destinations_detail'] = DestinationDetail.objects.filter(destination=self.object)
context['bucket_list'] = DestinationBucketList.objects.filter(destination=self.object)
context['related_articles'] = self.object.tags.similar_objects()[:4]
return context
class BucketlistDetailView(DetailView):
model = DestinationBucketList
template_name ='WSE_blog/bucketlist_detail.html'
context_object_name = 'bucketlist'
def get_context_data(self, **kwargs):
context = super(BucketlistDetailView, self).get_context_data(**kwargs)
context['bucketlist'] = self.object
context['destination'] = self.object
context['post'] = self.object
context['bucket_list'] = DestinationBucketList.objects.all().filter(destination=self.kwargs.get('pk')).exclude(id=self.object.id)
return context
bucketlist_detail.html:
<div class="places-list">
<h2 class="read-more-test">Explore More:</h2>
<hr class="style-one" id="places-list">
{% for place in bucket_list %}
{% if place.place_name %}
<div class="read-more-list">
<a href="{% url 'bucketlist_detail' place.id %}" class="read-more-place">
<p id="read-more-place"><span><img src="{% static "location_checkmark.png" %}" alt="" id="wse-check-mark"></span>{{ place.place_name }}</p>
</a>
</div>
{% endif %}
{% endfor %}
</div>
探索更多:
{%用于存储桶列表中的位置%}
{%if place.place_name%}
{%endif%}
{%endfor%}