创建blog app.创建model

DjangoBlog/__init__.py

@@ -0,0 +1,2 @@
+import pymysql
+pymysql.install_as_MySQLdb()

DjangoBlog/settings.py

@@ -37,6 +37,7 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'blog'
 ]
 
 MIDDLEWARE = [
@@ -76,8 +77,12 @@ WSGI_APPLICATION = 'DjangoBlog.wsgi.application'
 
 DATABASES = {
     'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+        'ENGINE':   'django.db.backends.mysql',
+        'NAME':     'djangoblog',
+        'USER':     'root',
+        'PASSWORD': 'root',
+        'HOST':     '192.168.21.130',
+        'PORT':     3306,
     }
 }
 
@@ -104,9 +109,9 @@ AUTH_PASSWORD_VALIDATORS = [
 # Internationalization
 # https://docs.djangoproject.com/en/1.10/topics/i18n/
 
-LANGUAGE_CODE = 'en-us'
+LANGUAGE_CODE = 'zh-hans'
 
-TIME_ZONE = 'UTC'
+TIME_ZONE = 'Asia/Shanghai'
 
 USE_I18N = True
 

blog/admin.py

@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.

blog/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class BlogConfig(AppConfig):
+    name = 'blog'

blog/migrations/0001_initial.py

@@ -0,0 +1,77 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.2 on 2016-11-01 15:09
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Article',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=200, verbose_name='标题')),
+                ('body', models.TextField(verbose_name='正文')),
+                ('created_time', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
+                ('last_mod_time', models.DateTimeField(auto_now=True, verbose_name='修改时间')),
+                ('pub_time', models.DateTimeField(blank=True, help_text='不指定发布时间则视为草稿，可以指定未来时间，到时将自动发布。', null=True, verbose_name='发布时间')),
+                ('status', models.CharField(choices=[('d', '草稿'), ('p', '发表')], max_length=1, verbose_name='文章状态')),
+                ('summary', models.CharField(blank=True, help_text='可选，若为空将摘取正文的前54个字符。', max_length=200, verbose_name='摘要')),
+                ('views', models.PositiveIntegerField(default=0, verbose_name='浏览量')),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL, verbose_name='作者')),
+            ],
+            options={
+                'ordering': ['-pub_time'],
+                'verbose_name': '文章',
+                'verbose_name_plural': '文章',
+            },
+        ),
+        migrations.CreateModel(
+            name='Category',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=30, verbose_name='分类名')),
+                ('created_time', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
+                ('last_mod_time', models.DateTimeField(auto_now=True, verbose_name='修改时间')),
+            ],
+            options={
+                'ordering': ['name'],
+                'verbose_name': '分类',
+                'verbose_name_plural': '分类',
+            },
+        ),
+        migrations.CreateModel(
+            name='Tag',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=30, verbose_name='标签名')),
+                ('created_time', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
+                ('last_mod_time', models.DateTimeField(auto_now=True, verbose_name='修改时间')),
+            ],
+            options={
+                'ordering': ['name'],
+                'verbose_name': '标签',
+                'verbose_name_plural': '标签',
+            },
+        ),
+        migrations.AddField(
+            model_name='article',
+            name='category',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='blog.Category', verbose_name='分类'),
+        ),
+        migrations.AddField(
+            model_name='article',
+            name='tags',
+            field=models.ManyToManyField(blank=True, to='blog.Tag', verbose_name='标签集合'),
+        ),
+    ]

blog/models.py

@@ -0,0 +1,71 @@
+from django.db import models
+from django.core.urlresolvers import reverse
+from django.conf import settings
+
+
+class Article(models.Model):
+    STATUS_CHOICES = (
+        ('d', '草稿'),
+        ('p', '发表'),
+    )
+
+    title = models.CharField('标题', max_length=200)
+    body = models.TextField('正文')
+    created_time = models.DateTimeField('创建时间', auto_now_add=True)
+    last_mod_time = models.DateTimeField('修改时间', auto_now=True)
+    pub_time = models.DateTimeField('发布时间', blank=True, null=True,
+                                    help_text="不指定发布时间则视为草稿，可以指定未来时间，到时将自动发布。")
+    status = models.CharField('文章状态', max_length=1, choices=STATUS_CHOICES)
+    summary = models.CharField('摘要', max_length=200, blank=True, help_text="可选，若为空将摘取正文的前54个字符。")
+    views = models.PositiveIntegerField('浏览量', default=0)
+    author = models.ForeignKey(settings.AUTH_USER_MODEL, verbose_name='作者', on_delete=models.CASCADE)
+
+    category = models.ForeignKey('Category', verbose_name='分类', on_delete=models.CASCADE)
+    tags = models.ManyToManyField('Tag', verbose_name='标签集合', blank=True)
+
+    def __str__(self):
+        return self.title
+
+    class Meta:
+        ordering = ['-pub_time']
+        verbose_name = "文章"
+        verbose_name_plural = verbose_name
+
+    def get_absolute_url(self):
+        return reverse('blog:detail', kwargs={'article_id': self.pk})
+
+    def save(self, *args, **kwargs):
+        self.summary = self.summary or self.body[:120]
+        super().save(*args, **kwargs)
+
+    def viewed(self):
+        self.views += 1
+        self.save(update_fields=['views'])
+
+
+class Category(models.Model):
+    name = models.CharField('分类名', max_length=30)
+    created_time = models.DateTimeField('创建时间', auto_now_add=True)
+    last_mod_time = models.DateTimeField('修改时间', auto_now=True)
+
+    class Meta:
+        ordering = ['name']
+        verbose_name = "分类"
+        verbose_name_plural = verbose_name
+
+    def __str__(self):
+        return self.name
+
+
+class Tag(models.Model):
+    name = models.CharField('标签名', max_length=30)
+    created_time = models.DateTimeField('创建时间', auto_now_add=True)
+    last_mod_time = models.DateTimeField('修改时间', auto_now=True)
+
+    def __str__(self):
+        return self.name
+
+    class Meta:
+        ordering = ['name']
+        verbose_name = "标签"
+        verbose_name_plural = verbose_name

blog/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

blog/views.py

@@ -0,0 +1,26 @@
+from django.shortcuts import render
+
+# Create your views here.
+from django.views.generic.list import ListView
+from blog.models import Article, Category, Tag
+import markdown2
+
+
+class IndexView(ListView):
+
+    # template_name属性用于指定使用哪个模板进行渲染
+    template_name = 'blog/index.html'
+
+    # context_object_name属性用于给上下文变量取名（在模板中使用该名字）
+    context_object_name = 'article_list'
+
+    def get_queryset(self):
+        article_list = Article.objects.filter(status='p')
+        for article in article_list:
+            article.body = markdown2.markdown(article.body)
+        return article_list
+
+    def get_context_data(self, **kwargs):
+        # 增加额外的数据，这里返回一个文章分类，以字典的形式
+        kwargs['category_list'] = Category.objects.all().order_by('name')
+        return super(IndexView, self).get_context_data(**kwargs)