fix

@@ -10,11 +10,13 @@ const redis = global.yoho.redis;
 const cache = global.yoho.cache;
 const logger = global.yoho.logger;
 const uuid = require('uuid');
+const helpers = global.yoho.helpers;
+const _ = require('lodash');
 
 function _cacheGet(key) {
     return cache.get(key).then((data) => {
         if (data) {
-            return data;
+            return JSON.parse(data);
         }
 
         return Promise.reject();
@@ -195,10 +197,25 @@ const getLikeAsync = (skn, limit) => {
     }, {cache: 86400});
 };
 
+// 返回6条推荐关键词页面
+function getKeywordsInfo(keywords) {
+    let res = [];
+
+    _.forEach(_.slice(_.shuffle(keywords), 0, 12), val => {
+        res.push({
+            url: helpers.urlFormat(`/chanpin/${val.id}.html`),
+            keyword: val.keyword
+        });
+    });
+    return res;
+}
+
 // 根据small_sort从redis获取分类下的关键词
 function _getRecommendKeywords(smallSort) {
     return redis.all([['get', `global:yoho:seo:keywords:sortId:${smallSort}:page:1`]]).then(res => {
         return res[0];
+    }).then(result => {
+        return getKeywordsInfo(JSON.parse(result || '[]'));
     });
 }
 

@@ -1010,19 +1010,6 @@ const _getIntroInfo = (productSkn, maxSortId, additionalData)=> {
     return result;
 };
 
-// 返回6条推荐关键词页面
-const getKeywordsInfo = (keywords) => {
-    let res = [];
-
-    _.forEach(_.slice(_.shuffle(keywords), 0, 12), val => {
-        res.push({
-            url: Helpers.urlFormat(`/chanpin/${val.id}.html`),
-            keyword: val.keyword
-        });
-    });
-    return res;
-};
-
 /**
  * 获取seo信息
  *
@@ -1194,13 +1181,13 @@ const _detailDataPkg = (origin, uid, vipLevel, cookies) => {
         let coupon = requestData.coupon;
         let limitedInfo = requestData.limited;
         let bundle = requestData.bundle;
-        let recommendKeywords = requestData.recommendKeywords ? JSON.parse(requestData.recommendKeywords) : [];
+        let recommendKeywords = requestData.recommendKeywords;
 
         // 处理相似商品
         result.alike = productProcess.processProductList(_.get(requestData, 'alike.data.product_list', ''));
 
         // 推荐关键词页面
-        result.recommendKeywords = getKeywordsInfo(recommendKeywords);
+        result.recommendKeywords = recommendKeywords;
 
         // 处理店铺推荐
         result.shopRecommend = productProcess.processProductList(