添加根据手机系统判定限定商品打开app链接的功能

Code Review By Rock Zhang

@@ -335,7 +335,7 @@ class DetailModel
             self::procShowStatus($result, $showStatus, $isBeginSale);
 
             $result['cartInfo']['limitProductCode'] = $baseInfo['limitProductCode'];
-            $result['cartInfo']['limitCodeUrl'] = 'yohobuy://' . Helpers::url('/product', array('skn' => $baseInfo['erpProductId']));
+            $result['cartInfo']['limitCodeUrl'] = self::getLimitCodeUrl($baseInfo['erpProductId']);
         }
 
         // 是否收藏
@@ -897,4 +897,22 @@ class DetailModel
         }
     }
 
+    /**
+     * 根据设备类型获得限购商品跳转app的url
+     *
+     * @param string $skn 商品skn
+     * @return string 限购商品跳转url
+     */
+    private static function getLimitCodeUrl($skn)
+    {
+        $url = 'yohoapp://yoho.app/openwith?product_skn=' . $skn;
+
+        // 苹果设备或者苹果IPAD
+        if (strstr($_SERVER['HTTP_USER_AGENT'], 'iPhone') || strstr($_SERVER['HTTP_USER_AGENT'], 'iPad')) {
+            $url = 'yohobuy://' . Helpers::url('/product', array('skn' => $skn));
+        }
+
+        return $url;
+    }
+
 }