django开发的小博客

	 # -*- coding: utf-8 -*-
	from __future__ import unicode_literals
	
	from django.db import models
	
	from django.contrib import admin
	
	# Create your models here.
	
	# 博客分类
	class Category(models.Model):
		name = models.CharField("名称",max_length = 30)
	
		def __unicode__(self):
			return self.name
	
	# 博客标签
	class Tag(models.Model):
		name = models.CharField('名称',max_length = 16)
	
		def __unicode__(self):
			return self.name
	
	class Blog(models.Model):
		title = models.CharField('标题',max_length = 32)
		author = models.CharField('作者',max_length = 16)
		content = models.TextField('内容')
		time = models.DateTimeField('发布时间',auto_now_add = True)
		category = models.ForeignKey(Category,verbose_name = '分类')
		tags = models.ManyToManyField(Tag,verbose_name='标签')
		class Meta:
			ordering = ['-time']
	
		def __unicode__(self):
			return self.title
	
	class Comment(models.Model):
		blog = models.ForeignKey(Blog,verbose_name = '博客')
		name = models.CharField('名字',max_length = 16)
		email = models.EmailField('邮箱')
		comment = models.CharField('评论',max_length = 100)
		time = models.DateTimeField("发布时间",auto_now_add = True)
	
		def __unicode__(self):
			return self.comment
	
	
	admin.site.register([Category,Tag,Blog])

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': 'blog',
        'USER': 'root',
        'PASSWORD': 'root',
        'HOST': '127.0.0.1',
        'PORT': '3306',
    }
}

python manage.py makemigrations
python manage.py migrate

 # coding:utf8
from django.contrib import admin

# Register your models here.
from Blog.models import *
# 
admin.site.register([Catagory,Tag,Blog])

from django.conf.urls import url,include
from django.contrib import admin
from blog.views import *

urlpatterns = [
    url(r'^admin/', admin.site.urls),
    url(r'^list/$', blogList),
    url(r'^detail/(\d+)/$',details,name = 'blog_detail')
] #### View层

# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from django.shortcuts import render,render_to_response
from blog.models import *
from blog.form import CommentForm
from django.http import Http404

# Create your views here.
# def index(request):
# 	# 获取数据库所拥有的BlogPost对象
# 	blog_list = BlogsPost.objects.all()
# 	return render_to_response('index.html',{'blog_list':blog_list})

def blogList(request):
	blog = Blog.objects.all()
	return render_to_response('index.html',{'blog':blog})

def details(request,bid):
	try:
		blog = Blog.objects.get(id=bid)
	except Blog.DoesNotExist:
		raise Http404
	# 加载评论表单
	if request.method == 'GET':
		form = CommentForm()
	else:
		form = CommentForm(request.POST)
		if form.is_valid():
			cleaned_data = form.cleaned_data
			cleaned_data['blog'] = blog 
			Comment.objects.create(**cleaned_data)

	ctx = {
			'blog':blog,
			'comments':blog.comment_set.all().order_by('-time'),
			'form':form
	}

	return render(request,'details.html',ctx)