金蝶二次开发-干预套打上传到文件服务器

using Kingdee.BOS;
using Kingdee.BOS.Core;
using Kingdee.BOS.Core.Bill;
using Kingdee.BOS.Core.DynamicForm;
using Kingdee.BOS.Core.DynamicForm.PlugIn.Args;
using Kingdee.BOS.Core.List.PlugIn;
using Kingdee.BOS.Core.Metadata;
using Kingdee.BOS.Core.NotePrint;
using Kingdee.BOS.ServiceHelper;
using Kingdee.BOS.Util;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.IO;
using System.Linq;

namespace SY_HB_OtherOutStockPlugin
{
    [Kingdee.BOS.Util.HotUpdate]
    [Description("其他出库单插件")]
    public class OtherOutStockPlugin : AbstractListPlugIn
    {
        private static string TargetFormId = "STK_MisDelivery";

        private static string TemplateId = "555f4b9a-1b61-4865-96ca-95d7384f1002";
        public override void AfterBarItemClick(AfterBarItemClickEventArgs e)
        {
            base.AfterBarItemClick(e);
            if (e.BarItemKey == "tbSubmit")
            {
                foreach (var item in GetTargetBillId())
                {
                    string fileName = ExportTargetBill(TargetFormId, item, TemplateId);
                    //读取文件上传到文件服务器
                    var filePath = GetAppSiteFilePath() + fileName;
                    if (filePath.IsNullOrEmptyOrWhiteSpace())
                        return;
                    if (!System.IO.File.Exists(filePath))
                    {
                        this.View.ShowMessage("文件不存在!");
                        return;
                    }
                    Kingdee.BOS.FileServer.ProxyService.UpDownloadService uploadService = new Kingdee.BOS.FileServer.ProxyService.UpDownloadService();
                    var fileName1 &