优化流程单接口

application/api/controller/ProcessDocument.php

@@ -56,8 +56,10 @@ class ProcessDocument extends Api
                 $res['paper'][$k] ['产品版本号'] =  rtrim($v['产品版本号']);
                 $res['paper'][$k] ['bom_计划用量'] = intval($v['BOM_计划用量']);
             }
-            $where['_string'] = 'FIND_IN_SET('."'$product_number'".',product_number)';
-            $list = Db::connect('db2')->name('qr_history_peijian')->where($where)->field('id,peijian_name')->select();
+            $list = Db::connect('db2')->name('qr_history_peijian')
+                ->where('FIND_IN_SET(:product_number, product_number)')
+                ->bind(['product_number' => $product_number])
+                ->field('id,peijian_name')->select();
             $res['peijian'] = $list;
         }else{
             $res['paper'][0]['bom_物料名称'] = rtrim($info[0]['BOM_物料名称']);