修改店铺查询字段

@@ -9,7 +9,7 @@
             <div class="shop-search">
                 <form action="//search.yohobuy.com" method="get" id="shop-search-form">
                     <span>
-                        <input type="hidden" name="shop_id" value="{{shopId}}">
+                        <input type="hidden" name="shop" value="{{shopId}}">
                         <input id="shop-query-key" type="text" name="query" class="shop-query-key" autocomplete="off" x-webkit-speech="" lang="zh-CN" placeholder="关键词搜索">
                     </span>
                     <span class="iconfont shop-query-submit">&#xe611;</span>

@@ -49,6 +49,7 @@ class SearchModel
             'query' => FILTER_FLAG_NO_ENCODE_QUOTES ,
             'keyword' => FILTER_FLAG_NO_ENCODE_QUOTES ,
             'brand' => FILTER_SANITIZE_STRING,
+            'shop' => FILTER_DEFAULT,
             'sort' => FILTER_VALIDATE_INT,
             'category' => FILTER_VALIDATE_INT,
             'channel' => FILTER_VALIDATE_INT,