线上BUG修复商品详情页常见问题恢复

 <ul id="nav-tab" class="nav-tab clearfix">
     <li class="comment-nav tap-hightlight">商品评价(<span class="comments-num">{{commentsNum}}</span>)</li>
+    {{#if commonConsults}}
+    <li class="consult-nav tap-hightlight">常见问题</li>
+    {{^}}
     <li class="consult-nav tap-hightlight">购买咨询(<span class="consults-num">{{consultsNum}}</span>)</li>
+    {{/if}}
 </ul>
 <div id="feedback-content" >
     <div class="comment-content content ">

@@ -126,7 +126,7 @@ class DetailModel
 
         // 商品咨询
         $result['feedbacks']['consultsNum'] = 0;
-        if (!empty($baseInfo['consultBoWrapper'])) {
+        if (!empty($baseInfo['consultBoWrapper']) && $baseInfo['consultBoWrapper']['consultTotal'] !== 0) {
             $result['feedbacks']['consultsNum'] = $baseInfo['consultBoWrapper']['consultTotal'];
             $result['feedbacks']['consults'] = array();
             $build = array();
@@ -139,7 +139,12 @@ class DetailModel
             $result['feedbacks']['consultsUrl'] = Helpers::url('/product/detail/consults', array('product_id' => $productId, 'total' => $result['feedbacks']['consultsNum']));
         } // 暂无咨询
         else {
-            $result['feedbacks']['consultsUrl'] = Helpers::url('/product/detail/consultform', array('product_id' => $productId));
+            // tar modified 201606141155 常見問題恢復
+            $result['feedbacks']['consults'] = array_slice(self::getCommonConsults()['commonConsults'], 0, 2);
+            $result['feedbacks']['consultsNum'] = 2; // 数字无意义，兼容原来的前端模板代码使用，不能为 0
+            $result['feedbacks']['commonConsults'] = true; // 用来标记是否是常见问题的
+            $result['feedbacks']['consultsUrl'] = Helpers::url('/product/detail/consults', array('product_id' => $productId, 'total' => $result['feedbacks']['consultsNum']));
+//            $result['feedbacks']['consultsUrl'] = Helpers::url('/product/detail/consultform', array('product_id' => $productId));
         }
 
         // 商品评价