增加channel

 'use strict';
 const model = require('../models/individuation');
+const channels = {
+    boys: 1,
+    girl: 2,
+    kids: 3,
+    lifestyle: 4
+};
 
 exports.productLst = function(req, res, next) {
     let keys = ['sort', 'misort', 'msort', 'gender', 'brand'],
@@ -8,6 +14,7 @@ exports.productLst = function(req, res, next) {
             uid: req.query.uid,
             udid: req.query.udid,
             promotion: req.query.pid,
+            yh_channel: req.query.yh_channel || (req.cookies._Channel && channels[req.cookies._Channel]) || 1,
             specified_sort: req.query.enum,
             stocknumber: req.query.sn,
             p_d: req.query.pd,