[英]Pass multiple parameters in Django
class Article(models.Model):
Title = models.CharField(max_length = 255)
writing = models.TextField()
category = models.CharField(max_length = 225)
published = models.DateTimeField(auto_now_add=True)
updated = models.DateTimeField(auto_now=True)
slug = models.SlugField(blank=True, editable=False)
def save(self):
self.slug = slugify(self.Title)
super().save()
def get_absolute_url(self):
url_slug = {'slug':self.slug}
return reverse('artikel:ArticleDetail', kwargs = url_slug)
def __str__(self):
return "{}.{}".format(self.id, self.Title)
我想使用 django 建立一个简单的网站,它可以通过表格发布一些文章。 问题是我如何在一篇文章中发布多个类别? 这是下面的form.py。
from .models import Article
from django.forms import ModelForm
class ArticleForm(ModelForm):
class Meta:
model = Article
fields = [
'title',
'writing',
'category',
]
您可以使用ManyToManyField
将您的帖子链接到多个类别,例如:
class Category(models.Model):
name = models.CharField(max_length=128, unique=True)
def __str__(self):
return self.name
class Article(models.Model):
title = models.CharField(max_length=255)
writing = models.TextField()
category = models.ManyToManyField(Category)
published = models.DateTimeField(auto_now_add=True)
updated = models.DateTimeField(auto_now=True)
slug = models.SlugField(blank=True, editable=False)
def save(self, *args, **kwargs):
self.slug = slugify(self.title)
super().save()
def get_absolute_url(self):
return reverse('artikel:ArticleDetail', kwargs={'slug': self.slug})
def __str__(self):
return '{}.{}'.format(self.id, self.title)
话虽这么说,已经有一些包。 例如, django-taggit
[GitHub] ,您可以使用以下命令安装它:
pip3 install django-taggit
并将'taggit'
包含到INSTALLED_APPS
列表 [Django-doc] 中:
# settings.py
INSTALLED_APPS = [
# …,
'taggit',
# …
]
然后在您的模型中,您可以将TaggableManager
添加到 model:
from django.db import models
from taggit.managers import TaggableManager
class Article(models.Model):
title = models.CharField(max_length=255)
writing = models.TextField()
categories = TaggableManager()
published = models.DateTimeField(auto_now_add=True)
updated = models.DateTimeField(auto_now=True)
slug = models.SlugField(blank=True, editable=False)
def save(self, *args, **kwargs):
self.slug = slugify(self.title)
super().save()
def get_absolute_url(self):
return reverse('artikel:ArticleDetail', kwargs={'slug': self.slug})
def __str__(self):
return '{}.{}'.format(self.id, self.title)
正如文档所指定的,它带有一个 表单字段,允许编写空格分隔和逗号分隔的标签。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.