add RSS icon support

README.CN.md

@@ -115,6 +115,15 @@ social:
 
 如果您喜欢的社交网站不在其中，欢迎提 [issue](https://github.com/stiekel/hexo-theme-random/issues)。
 
+## 添加 RSS 图标
+
+在上面的 `social` 配置项目中，添加一个索引名为 `RSS`，值为订阅地址的项目即可：
+
+```yml
+social:
+  rss: http://chensd.com/feed
+```
+
 ## 第三方服务的配置
 
 本主题支持 [Google Analytics](https://www.google.com/analytics/) / [百度统计](http://tongji.baidu.com/web/welcome/login) / [Disqus](https://disqus.com/) / [多说](http://duoshuo.com/) / [友言](http://www.uyan.cc/) / [JiaThis](http://www.jiathis.com/)，即可以在主题配置文件中设置，也可以在博客的主配置文件中设置，增加项目如下：

README.md

@@ -112,6 +112,15 @@ It will replace text into icon automaticalcally, Random theme support to show ic
 
 If you need more, please create [issue](https://github.com/stiekel/hexo-theme-random/issues).
 
+## Add RSS Icon
+
+If you want add RSS icon to social links, please add the following code at the `social` section in config file:
+
+```yml
+social:
+  rss: http://chensd.com/feed
+```
+
 ## Third party Service
 
 Random support [Google Analytics](https://www.google.com/analytics/) / [Baidu Tongji](http://tongji.baidu.com/web/welcome/login) / [Disqus](https://disqus.com/) / [Duoshuo](http://duoshuo.com/) / [Uyan](http://www.uyan.cc/) / [JiaThis](http://www.jiathis.com/), You can config these in theme config file or hexo main config file:

layout/includes/social-icon.swig

@@ -3,7 +3,9 @@
   {% for i in Object.keys( socialConfig ) %}
     <li>
       <a href="{{ socialConfig[i] }}">
-        {% if socialConfig[i] && socialConfig[i]|replace('douban.com', '', 'g')  !== socialConfig[i] %}
+        {% if i && i|lower === 'rss' %}
+          <i class="icon iconfont rss">&#xe60e;</i>
+        {% elif socialConfig[i] && socialConfig[i]|replace('douban.com', '', 'g')  !== socialConfig[i] %}
           <i class="icon iconfont douban">&#xe609;</i>
         {% elif socialConfig[i] && socialConfig[i]|replace('twitter.com', '', 'g')  !== socialConfig[i] %}
           <i class="icon iconfont twitter">&#xe600;</i>

source/css/iconfont/iconfont.css

@@ -1,10 +1,10 @@
 
 @font-face {font-family: "iconfont";
-  src: url('iconfont.eot?t=1466980635'); /* IE9*/
-  src: url('iconfont.eot?t=1466980635#iefix') format('embedded-opentype'), /* IE6-IE8 */
-  url('iconfont.woff?t=1466980635') format('woff'), /* chrome, firefox */
-  url('iconfont.ttf?t=1466980635') format('truetype'), /* chrome, firefox, opera, Safari, Android, iOS 4.2+*/
-  url('iconfont.svg?t=1466980635#iconfont') format('svg'); /* iOS 4.1- */
+  src: url('iconfont.eot?t=1468664156'); /* IE9*/
+  src: url('iconfont.eot?t=1468664156#iefix') format('embedded-opentype'), /* IE6-IE8 */
+  url('iconfont.woff?t=1468664156') format('woff'), /* chrome, firefox */
+  url('iconfont.ttf?t=1468664156') format('truetype'), /* chrome, firefox, opera, Safari, Android, iOS 4.2+*/
+  url('iconfont.svg?t=1468664156#iconfont') format('svg'); /* iOS 4.1- */
 }
 
 .iconfont {
@@ -19,6 +19,7 @@
 .icon-sociallinkedin:before { content: "\e601"; }
 .icon-weibo:before { content: "\e602"; }
 .icon-google:before { content: "\e603"; }
+.icon-rss:before { content: "\e60e"; }
 .icon-facebook:before { content: "\e604"; }
 .icon-lofter:before { content: "\e60d"; }
 .icon-dribbble:before { content: "\e605"; }

source/css/random.styl

@@ -440,6 +440,8 @@ article img
   color: #444;
 .quora:hover
   color: #b92b27;
+.rss:hover
+  color: #D35400;
 .side-navigate
   position: fixed;
   top: 60%;