common server & passport status

@@ -5,11 +5,97 @@
  */
 var $ = require('yoho.zepto');
 
-var $footer = $('#yoho-footer');
+function cookie(name) {
+    var cookies = document.cookie,
+        cookieVal,
+        offset;
+
+    if (document.cookie && document.cookie !== '') {
+        offset = cookies.indexOf(name + '=');
+        if (offset > -1) {
+            offset += name.length + 1;
+
+            cookieVal = decodeURIComponent($.trim(cookies.substring(offset, cookies.indexOf(';', offset))));
+        }
+    }
+
+    return cookieVal;
+}
+
+function getUser() {
+    var c = cookie('_UID'),
+        user;
+
+    if (typeof c === 'undefined') {
+        return 0;
+    }
+
+    user = c.split('::');
+
+    if (typeof user === 'undefined' || user.length < 4) {
+        return 0;
+    }
+
+    return user;
+}
+
+function getUid() {
+    var user = getUser();
+
+    if (user === 0) {
+        return 0;
+    }
+
+    return user[1];
+}
+
+function getShoppingKey() {
+    var c = cookie('_g');
+
+    if (typeof c === 'undefined') {
+        return '';
+    }
+
+    return JSON.parse(c).k;
+}
 
 //页面通用底部位置及status设置
-if ($('body').height() < $(window).height()) {
+(function() {
+    var $footer = $('#yoho-footer'),
+        $op = $footer.children('.op-row');
+
+    var user = getUser();
+
+    if ($('body').height() < $(window).height()) {
         $footer.addClass('bottom');
-}
+    }
+
+    if (user === 0) {
+
+        //未登录
+        $op.prepend(
+            '<a href="http://m.yohobuy.com/signin.html">登录</a>' +
+            '<span class="sep-line">|</span>' +
+            '<a href="http://m.yohobuy.com/reg.html">注册</a>'
+        );
+    } else {
+
+        //已登录
+        $op.prepend(
+            'Hi,' +
+            '<a class="user-name" href="http://m.yohobuy.com/home?tmp=' + Math.random() + '">' + user[0] + '</a>' +
+            '<a href="http://m.yohobuy.com/passport/signout/index?token=' + user[3] + '">退出</a>'
+        );
+    }
+
+    $footer.removeClass('hide');
+}());
+
+//暴露公共接口
+window.cookie = cookie;
+
+window.getUser = getUser;
+
+window.getUid = getUid;
 
-$footer.removeClass('hide');
\ No newline at end of file
+window.getShoppingKey = getShoppingKey;
\ No newline at end of file

@@ -10,12 +10,18 @@
 
         .user-name {
             text-decoration: underline;
+            margin-left: .3em;
+            margin-right: 1em;
         }
 
         .back-to-top {
             position: absolute;
             right: 20px;
         }
+
+        .sep-line {
+            margin: 0 0.3em;
+        }
     }
 
     .copyright {

 {{#pageFooter}}
     <footer id="yoho-footer" class="yoho-footer hide">
         <p class="op-row">
-            {{# user}}
-                Hi, 
-                <a class="user-name" href="{{url}}">{{name}}</a>
-                <a href="{{signoutUrl}}">退出</a>
-            {{^}}
-                <a href="{{loginUrl}}">登录</a>
-                <span class="sep-line">|</span>
-                <a href="{{signupUrl}}">注册</a>
-            {{/ user}}
             <span class="back-to-top">
                 Back to top
                 <i class="iconfont">&#xe608;</i>