'''
in python:
json.dumps()
json.loads()
in js:
JSON.stringfy()
JSON.parse()
'''
ajax
form
地址栏
a标签
ajax
参数：
contentType：客户端告诉服务端 这次发送数据的编码格式
application/x-www-form-urlencoded: ?user=yuan&pwd=123
application/json : {"yuan":"","";""}
server:
request.body: "{"yuan":"","";""}"
request.POST :{"yuan":""}
request.GET
form组件
---------------------------------
博客系统（博客园）----两天
1、基于ajax实现登录，注册（******）
系统首页
个人站点
文章详细页
class Blog():
'''
个人站点表
'''
nid=.....
url=""
theme=""
class UserInfo():
nid=......
username=.......
password=........
blog=model.OnetoOne("Blog")
class Article():
nid = models.AutoField(primary_key=True)
title = models.CharField(max_length=50, verbose_name='文章标题')
desc = models.CharField(max_length=255, verbose_name='文章描述')
comment_count= models.IntegerField(default=0)
up_count = models.IntegerField(default=0)
down_count = models.IntegerField(default=0)
create_time = models.DateTimeField(verbose_name='创建时间')
user=models.Foreignkey("userInfo")
articleDetail=models.OneToOne("ArticleDetail")
homecategory=models.Foreignkey("Homecategory")
tags=models.ManyToMany("Tag")
class Article2tag():
nid=......
article_id=models.Foreignkey("Article")
tag_id=models.Foreignkey("Tag")
class ArticleDetail():
pass
class Homecategory():
name=.....
class Tag():
name=......
class ArticleUp():
nid=.....
user_id=models.Foreignkey("userInfo")
article_id=models.Foreignkey("Article")
is_up=models.BoolFiled(d..=True)
nid user_id article_id is_up
1 3 4 True
2 4 4 False
class CommentUp():
user_id=models.Foreignkey("userInfo")
comment_id=models.Foreignkey("Comment")
class Comment():
nid =....
create_time=........
user_id=models.Foreignkey("userInfo")
article_id=models.Foreignkey("Article")
content=.......
parent_comment=model.Foreignkey("self",default=null)
alex 1
egon 2
wu 3
1
2
3
nid user_id article_id content parent_comment
1 1 3 666 null
2 2 3 6个求 1
3 3 3 挺好 2
===============================================
----------------------------------------------
from django.db import models
# Create your models here.
from django.db import models
# Create your models here.
from django.contrib.auth.models import AbstractUser
class UserInfo(AbstractUser):
"""
用户信息
"""
nid = models.AutoField(primary_key=True)
nickname = models.CharField(verbose_name='昵称', max_length=32)
telephone = models.CharField(max_length=11, blank=True, null=True, unique=True, verbose_name='手机号码')
avatar = models.FileField(verbose_name='头像',upload_to = 'avatar/',default="avatar/default.png")
create_time = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)
blog = models.OneToOneField(to='Blog', to_field='nid',null=True)
def __str__(self):
return self.username
class Blog(models.Model):
"""
博客信息
"""
nid = models.AutoField(primary_key=True)
title = models.CharField(verbose_name='个人博客标题', max_length=64)
site = models.CharField(verbose_name='个人博客后缀', max_length=32, unique=True)
theme = models.CharField(verbose_name='博客主题', max_length=32)
def __str__(self):
return self.title
class HomeCategory(models.Model):
"""
博主个人文章分类表
"""
nid = models.AutoField(primary_key=True)
title = models.CharField(verbose_name='分类标题', max_length=32)
blog = models.ForeignKey(verbose_name='所属博客', to='Blog', to_field='nid')
def __str__(self):
return self.title
class Meta:
verbose_name = 'category'
verbose_name_plural = 'category'
ordering = ['title']
class Article(models.Model):
nid = models.AutoField(primary_key=True)
title = models.CharField(max_length=50, verbose_name='文章标题')
desc = models.CharField(max_length=255, verbose_name='文章描述')
read_count = models.IntegerField(default=0)
comment_count= models.IntegerField(default=0)
up_count = models.IntegerField(default=0)
down_count = models.IntegerField(default=0)
create_time = models.DateTimeField(verbose_name='创建时间')
homeCategory = models.ForeignKey(verbose_name='文章类型', to='HomeCategory', to_field='nid', null=True)
user = models.ForeignKey(verbose_name='作者', to='UserInfo', to_field='nid')
tags = models.ManyToManyField(
to="Tag",
through='Article2Tag',
through_fields=('article', 'tag'),
)
def __str__(self):
return self.title
class ArticleDetail(models.Model):
"""
文章详细表
"""
nid = models.AutoField(primary_key=True)
content = models.TextField(verbose_name='文章内容', )
article = models.OneToOneField(verbose_name='所属文章', to='Article', to_field='nid')
class Comment(models.Model):
"""
评论表
"""
nid = models.AutoField(primary_key=True)
article = models.ForeignKey(verbose_name='评论文章', to='Article', to_field='nid')
content = models.CharField(verbose_name='评论内容', max_length=255)
create_time = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)
parent_comment = models.ForeignKey('self', blank=True, null=True, verbose_name='父级评论')
user = models.ForeignKey(verbose_name='评论者', to='UserInfo', to_field='nid')
up_count = models.IntegerField(default=0)
def __str__(self):
return self.content
class ArticleUpDown(models.Model):
"""
点赞表
"""
nid = models.AutoField(primary_key=True)
user = models.ForeignKey('UserInfo', null=True)
article = models.ForeignKey("Article", null=True)
is_up = models.BooleanField(default=True,verbose_name='是否赞')
class Meta:
unique_together = [
('article', 'user'),
]
class CommentUp(models.Model):
"""
点赞表
"""
nid = models.AutoField(primary_key=True)
user = models.ForeignKey('UserInfo', null=True)
comment = models.ForeignKey("Comment", null=True)
class Tag(models.Model):
nid = models.AutoField(primary_key=True)
title = models.CharField(verbose_name='标签名称', max_length=32)
blog = models.ForeignKey(verbose_name='所属博客', to='Blog', to_field='nid')
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')
tag = models.ForeignKey(verbose_name='标签', to="Tag", to_field='nid')
def __str__(self):
return self.article.title+"--"+self.tag.title
class Meta:
unique_together = [
('article', 'tag'),
]
