路飞学城Python-Day115

个人博客搭建

from django.db import models
from django.contrib.auth.models import User, AbstractUser
# Create your models here.

class UserInfo(AbstractUser):
    '''
    用户信息
    '''
    nid = models.AutoField(primary_key=True)
    telephone = models.CharField(max_length=11, null=True, unique=True)
    avatar = models.FileField(upload_to='avatars/', default='avatars/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, on_delete=models.CASCADE)

    def __str__(self):
        return self.username

class Blog(models.Model):
    '''
    个人站点表(博客信息表)
    '''
    nid = models.AutoField(primary_key=True)
    title = models.CharField(verbose_name='个人博客标题', max_length=64)
    site_name = models.CharField(verbose_name='站点名称', max_length=64)
    theme = models.CharField(verbose_name='博客主题', max_length=32)

    def __str__(self):
        return self.title

class Category(models.Model):
    '''
    博客分类表
    '''
    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', on_delete=models.CASCADE)

    def __str__(self):
        return self.title

class Tag(models.Model):
    '''
    站点标签
    '''
    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', on_delete=models.CASCADE)

    def __str__(self):
        return self.title

class Article(models.Model):
    '''
    文章表
    '''
    nid = models.AutoField(primary_key=True)
    title = models.CharField(verbose_name='文章标题', max_length=50)
    desc = models.CharField(verbose_name='文章描述', max_length=255)
    create_time = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)
    content = models.TextField()

    comment_count = models.IntegerField(default=0)
    up_count = models.IntegerField(default=0)
    down_count = models.IntegerField(default=0)

    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',
                                  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:
        '''
        联合唯一，两个字段不能重复
        '''
        unique_together = [
            ('article', 'tag'),
        ]

    def __str__(self):
        v = self.article.title + '---' + self.tag.title
        return v

class ArticleUpDown(models.Model):
    '''
    文章点赞踩灭表
    '''
    nid = models.AutoField(primary_key=Tag)
    user = models.ForeignKey('UserInfo', null=True, on_delete=None)
    article = models.ForeignKey('Article', null=True, on_delete=None)
    is_up = models.BooleanField(default=True)

    class Meta:
        unique_together = [
            ('article', 'user'),
        ]

class Comment(models.Model):
    '''
    评论表
    根评论：对文章的评论
    子评论：对评论的评论
    '''
    nid = models.AutoField(primary_key=True)
    article = models.ForeignKey(verbose_name='评论文章', to='Article', to_field='nid', on_delete=None)
    user = models.ForeignKey(verbose_name='评论者', to='UserInfo', to_field='nid', on_delete=None)
    content = models.CharField(verbose_name='评论内容', max_length=255)
    create_time = models.DateTimeField(auto_now_add=True, verbose_name='创建时间')
    parent_comment_id = models.ForeignKey('self', null=True, on_delete=models.CASCADE)

    def __str__(self):
        return self.content

models.py

"""
Django settings for cnblog project.

Generated by 'django-admin startproject' using Django 2.1.2.

For more information on this file, see
https://docs.djangoproject.com/en/2.1/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/2.1/ref/settings/
"""

import os

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = '618*78-lmwto37@v+-7j-(wi#glc=sm_-d63fi5nv%o6zf8#+i'

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True

ALLOWED_HOSTS = []

# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'blog.apps.BlogConfig',
]

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'cnblog.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [os.path.join(BASE_DIR, 'templates')]
        ,
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
            ],
        },
    },
]

WSGI_APPLICATION = 'cnblog.wsgi.application'

# Database
# https://docs.djangoproject.com/en/2.1/ref/settings/#databases

# DATABASES = {
#     'default': {
#         'ENGINE': 'django.db.backends.sqlite3',
#         'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
#     }
# }
DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': 'cnblog',
        'USER': 'root',
        'PASSWORD': '',
        'HOST': 'localhost',
        'PORT': '',
    }
}
AUTH_USER_MODEL = 'blog.UserInfo'
# Password validation
# https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators

AUTH_PASSWORD_VALIDATORS = [
    {
        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
    },
]

# Internationalization
# https://docs.djangoproject.com/en/2.1/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'Asia/Shanghai'

USE_I18N = True

USE_L10N = True

USE_TZ = True

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/2.1/howto/static-files/

STATIC_URL = '/static/'

settings.py(mysql数据库)