python_day21 DjangoAjax,Cookies&Session,博客系统
''' 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'), ]