增加文章页自动摘要

themes/blank/layout/partial/article.ejs

@@ -9,6 +9,14 @@
       </div>
     <% } %>
   <div class="content">
+    <blockquote><h3>自动摘要</h3>
+      <% if (post.excerpt) { %>
+        <%- post.excerpt %>
+       <% } else if (post.description) { %>
+            <%- strip_html(post.description) %>
+       <% } else  { %>
+            <%- post.content %>
+       <% } %></blockquote>
         <div><%-page.content%></div>
         <% if(theme.copyright.enable){ %>
           <div class="post-copyright">