Step10: side bar

yangxg · yangxg · commit e9b078da695d · 2017-03-26T11:08:04.000+08:00
diff --git a/blog/templatetags/__init__.py b/blog/templatetags/__init__.py
diff --git a/blog/templatetags/blog_tags.py b/blog/templatetags/blog_tags.py
@@ -0,0 +1,20 @@
+from django import template
+
+from ..models import Post, Category
+
+register = template.Library()
+
+
+@register.simple_tag
+def get_recent_posts(num=5):
+    return Post.objects.all()[:num]
+
+
+@register.simple_tag
+def archives():
+    return Post.objects.dates('created_time', 'month', order='DESC')
+
+
+@register.simple_tag
+def get_categories():
+    return Category.objects.all()
diff --git a/templates/base.html b/templates/base.html
@@ -69,48 +69,40 @@ <h1><a href="index.html"><b>Black</b> &amp; White</a></h1>
                 {% block main %}
                 {% endblock main %}
             </main>
+            {% load blog_tags %}
             <aside class="col-md-4">
                 <div class="widget widget-recent-posts">
-                    <h3 class="widget-title">Recent Posts</h3>
+                    <h3 class="widget-title">最新文章</h3>
+                    {% get_recent_posts as recent_post_list %}
                     <ul>
-                        <li>
-                            <a href="#">Adaptive Vs. Responsive Layouts And Optimal Text Readability</a>
-                        </li>
-                        <li>
-                            <a href="#">Web Design is 95% Typography</a>
-                        </li>
-                        <li>
-                            <a href="#">Paper by FiftyThree</a>
-                        </li>
+                        {% for post in recent_post_list %}
+                            <li>
+                                <a href="{{ post.get_absolute_url }}">{{ post.title }}</a>
+                            </li>
+                        {% endfor %}
                     </ul>
                 </div>
                 <div class="widget widget-archives">
-                    <h3 class="widget-title">Archives</h3>
+                    <h3 class="widget-title">归档</h3>
+                    {% archives as date_list %}
                     <ul>
-                        <li>
-                            <a href="#">November 2014</a>
-                        </li>
-                        <li>
-                            <a href="#">September 2014</a>
-                        </li>
-                        <li>
-                            <a href="#">January 2013</a>
-                        </li>
+                        {% for date in date_list %}
+                            <li>
+                                <a href="#">{{ date.year }} 年 {{ date.month }} 月</a>
+                            </li>
+                        {% endfor %}
                     </ul>
                 </div>
 
                 <div class="widget widget-category">
-                    <h3 class="widget-title">Category</h3>
+                    <h3 class="widget-title">分类</h3>
+                    {% get_categories as category_list %}
                     <ul>
-                        <li>
-                            <a href="#">Web Design</a>
-                        </li>
-                        <li>
-                            <a href="#">Web Development</a>
-                        </li>
-                        <li>
-                            <a href="#">SEO</a>
-                        </li>
+                        {% for category in category_list %}
+                            <li>
+                                <a href="#">{{ category.name }}</a>
+                            </li>
+                        {% endfor %}
                     </ul>
                 </div>
             </aside>
