update readme for api usage

README.md

@@ -10,7 +10,7 @@
 
 #### API 调用
 
-1 注册 127.0.0.1:3000/api/v1/sign_up
+1 注册 POST: http://127.0.0.1:3000/api/v1/sign_up
 
 - 参数：
   * user[email]
@@ -29,7 +29,7 @@
 }
 ```
 
-2 登录 127.0.0.1:3000/api/v1/sign_in
+2 登录 POST: http://127.0.0.1:3000/api/v1/sign_in
  - 参数：
   * user[email]
   * user[password]
@@ -44,8 +44,72 @@
       "token": "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJ0b2tlbiI6IjU0MGU4OTU4ODg3ZmI1MGI5YTA5YzI4MjQ2NTZlYTRlIn0.XQBWCNRYVdDvZwuBtafCyOkNpP8FEzwRqk8AhaHlaFc"
     }
   }
- ```
+ ```       
+ 
+3 提交分享资源  POST: http://localhost:3000/api/v1/posts
+ - 参数
+  * 需要登录 传Authorization header
+  * url 网址
+  * type article 或者 web_page
+  * description 可选
+ - 返回  
+ 
+  ``` json
+    {
+      "id": 32,
+      "user_id": 3,
+      "sharable_id": 3,
+      "sharable_type": "WebPage",
+      "created_at": "2015-08-04T00:33:25.735+08:00",
+      "updated_at": "2015-08-04T00:33:25.735+08:00",
+      "description": "这是一个特别cool的github 项目",
+      "sharable": {
+        "id": 3,
+        "name": null,
+        "url": "http://mp.weixin.qq.com/s?__biz=MzA4NjAzMjEyOA==&mid=207485444&idx=1&sn=c0d5e1b2399fffbcdc5a5065eea52af8",
+        "created_at": "2015-08-04T00:33:25.627+08:00",
+        "updated_at": "2015-08-04T00:33:25.627+08:00",
+        "processed": false,
+        "view_account": 0
+      }
+    }
+  ```
 
+4 未注册用户首页数据 GET http://localhost:3000/api/v1/posts
+  - 参数
+    * 无
+  - 返回
+ 
+  ``` json
+    [
+      {
+        "description": "这是我看到底第一篇他写的文章",
+        "sharable_type": "Article",
+        "sharable": {
+          "view_account": 0,
+          "url": "http://www.jianshu.com/p/bfbc77eecdb0",
+          "title": null
+        }
+      },      
+      {
+        "description": "到底能不能成功啊，我去",
+        "sharable_type": "Article",
+        "sharable": {
+          "view_account": 0,
+          "url": "http://www.cnbeta.com/articles/416787.htm",
+          "title": null
+        }
+      },
+      {
+        "description": "这是一个特别cool的github 项目",
+        "sharable_type": "WebPage",
+        "sharable": {
+          "view_account": 0,
+          "url": "https://github.com/sparklemotion/mechanize",
+          "title": "sparklemotion/mechanize · GitHub"
+        }
+  ```
+ 
 #### 注意
  * 注意，API返回结果中的token是利用JWT 技术加密的token,密钥是每个用户的email
  * [jwt](http://jwt.io/)