from django.db import models
# Create your models here.
from django.contrib.auth.models import User, AbstractUser
class UserInfo(AbstractUser):
"""
用户信息
"""
nid = models.AutoField(primary_key=True)
telephone = models.CharField(max_length=, null=True, unique=True)
avatar = models.FileField(upload_to='avatars/', default="/avatars/default.png")
# auto_now_add=True
'''
auto_now_add
配置auto_now_add=True,创建数据记录的时候会把当前时间添加到数据库。
auto_now
配置上auto_now=True,每次更新数据记录的时候会更新该字段。
'''
create_time = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)
blog = models.OneToOneField(to='Blog', to_field='nid', null=True, on_delete=models.CASCADE)
def __str__(self):
return self.username
class Blog(models.Model):
"""
博客信息表(站点表)
"""
nid = models.AutoField(primary_key=True)
title = models.CharField(verbose_name='个人博客标题', max_length=)
site_name = models.CharField(verbose_name='站点名称', max_length=)
theme = models.CharField(verbose_name='博客主题', max_length=)
def __str__(self):
return self.title
class Category(models.Model):
"""
博主个人文章分类表a
"""
nid = models.AutoField(primary_key=True)
title = models.CharField(verbose_name='分类标题', max_length=)
blog = models.ForeignKey(verbose_name='所属博客', to='Blog', to_field='nid', on_delete=models.CASCADE)
def __str__(self):
return self.title
class Tag(models.Model):
nid = models.AutoField(primary_key=True)
title = models.CharField(verbose_name='标签名称', max_length=)
blog = models.ForeignKey(verbose_name='所属博客', to='Blog', to_field='nid', on_delete=models.CASCADE)
def __str__(self):
return self.title
class Article(models.Model):
nid = models.AutoField(primary_key=True)
title = models.CharField(max_length=, verbose_name='文章标题')
desc = models.CharField(max_length=, verbose_name='文章描述')
create_time = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)
content = models.TextField()
# comment_count = models.IntegerField(default=)
# up_count = models.IntegerField(default=)
# down_count = models.IntegerField(default=)
user = models.ForeignKey(verbose_name='作者', to='UserInfo', to_field='nid', on_delete=models.CASCADE)
category = models.ForeignKey(to='Category', to_field='nid', null=True, on_delete=models.CASCADE)
tags = models.ManyToManyField(
to="Tag",
# 指定的是用哪个中间表
through='Article2Tag',
through_fields=('article', 'tag'),
)
def __str__(self):
return self.title
class Article2Tag(models.Model):
nid = models.AutoField(primary_key=True)
article = models.ForeignKey(verbose_name='文章', to="Article", to_field='nid', on_delete=models.CASCADE)
tag = models.ForeignKey(verbose_name='标签', to="Tag", to_field='nid', on_delete=models.CASCADE)
class Meta:
unique_together = [
('article', 'tag'),
]
def __str__(self):
v = self.article.title + "---" + self.tag.title
return v
class ArticleUpDown(models.Model):
"""
点赞表
"""
nid = models.AutoField(primary_key=True)
user = models.ForeignKey('UserInfo', null=True, on_delete=models.CASCADE)
article = models.ForeignKey("Article", null=True, on_delete=models.CASCADE)
is_up = models.BooleanField(default=True)
class Meta:
unique_together = [
('article', 'user'),
]
class Comment(models.Model):
"""
评论表
"""
nid = models.AutoField(primary_key=True)
user = models.ForeignKey(verbose_name='评论者', to='UserInfo', to_field='nid', on_delete=models.CASCADE)
article = models.ForeignKey(verbose_name='评论文章', to='Article', to_field='nid', on_delete=models.CASCADE)
create_time = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)
content = models.CharField(verbose_name='评论内容', max_length=)
parent_comment = models.ForeignKey("self", null=True, on_delete=models.CASCADE)
def __str__(self):
return self.content