Hi,
I don't know if I understand what you mean...
Is this good for you?
from first_app.models import Author, Category, Post
def post_from_cat(request, cat_id):
b = Category.objects.get(pk=cat_id)
return render(request, 'first_app/index.html', {'key': b})
Missatge de Benedict Uwazie <nonwa...@gmail.com> del dia dj., 24 d’oct.
2019 a les 18:41:
> *Please I am new to using google groups. This post have been posted
> earlier but the*
> *code was not clear enough*
>
> I have an issue that I have been battling for a long time I
> want to get data out from different related models. I have three
> models. Category, Author, Post. The Category model categories my post
> that are on the Post model. The issue I am having is this, when I perform
> my loop
> on my template (i.e html file) I can get data out from my Post model but I
> can not
> get data out from my Category model. Please I need someone to help me out
> or tell me
> what I am doing wrong.
> below is my sample code for you to know what I am talking about.
>
>
> class Category(models.Model):
> name = models.CharField(max_length=100)
> tagline = models.TextField()
>
> def __str__(self):
> return self.name
>
> class Author(models.Model):
> name = models.CharField(max_length=200)
> email = models.EmailField()
>
> def __str__(self):
> return self.name
>
> class Post(models.Model):
> category = models.ForeignKey(Category, on_delete=models.CASCADE,
> null=True, related_name='my_category')
> headline = models.CharField(max_length=255)
> body_text = models.TextField()
> authors = models.ManyToManyField(Author)
>
>
> def __str__(self):
> return self.headline
> on views.py
> from first_app.models import Author, Category, Post
> def post_from_cat(request, cat_id):
> b = Category.objects.get(pk=cat_id)
> result = b.my_category.all()
> return render(request, 'first_app/index.html', {'key':result})
>
> on urls.py
> from first_app import views
>
> urlpatterns = [
> path('', views.home_app, name='home_app'),
> path('post-cat/<int:cat_id>/', views.post_from_cat, name='post_from_cat'),
> ]
>
>
>
> on my template that (my html file)
>
> {% if key %}
> {% for k in key %}
> <p><strong>Category: </strong> {{ k.name }}</p>
> <p><strong>Title</strong><br>{{ k.headline }}</p>
> <p><strong>Body</strong><br>{{ k.body_text }}</p>
> <hr>
> {% endfor %}
> {% else %}
> <p>No data</p>
> {% endif %}
>
>
>
>
>
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>
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