使用NPOI操作WORD

protected void Page_Load(object sender, EventArgs e)
{
    var tempath = "~/Templates/科研项目申报汇总表.docx";
    // 打开文件
    FileStream fileStream = new FileStream(HttpContext.Current.Server.MapPath(tempath), FileMode.Open, FileAccess.Read, FileShare.Read);
    // 读取文件的 byte[]
    byte[] bytes = new byte[fileStream.Length];
    fileStream.Read(bytes, 0, bytes.Length);
    fileStream.Close();
    // 把 byte[] 转换成 Stream
    Stream stream = new MemoryStream(bytes);

    //创建新的word文档
    XWPFDocument doc = new XWPFDocument(stream);

    var beginDate = Convert.ToDateTime(string.Format("{0}-01-01 00:00:00", DateTime.Now.Year));
    var endDate = Convert.ToDateTime(string.Format("{0}-12-31 23:59:59", DateTime.Now.Year));
    var data = OA.Logic.PrjInfoBLL.GetPrjInfoCreateDate(beginDate, endDate);
    var numYear1 = 0f;
    var numYear2 = 0f;
    var numReportFund = 0f;
    for (int r = 0; r < data.Rows.Count; r++)
    {
        var trow = doc.Tables[0].CreateRow();
        var row = data.Rows[r];
        var cr = r + 1;
        //项目编号
        var C_Prj_Code = Vf(row["C_Prj_Code"]);
        trow.GetTableCells()[0].SetText(C_Prj_Code);
        //项目名称
        var C_Prj_Name = Vf(row["C_Prj_Name"]);
        trow.GetTableCells()[1].SetText(C_Prj_Name);
        //项目研究内容摘要
        var C_Expected_results = HelperTool.ReplaceHtmlTag(Vf(row["C_Expected_results"]));
        trow.GetTableCells()[2].SetText(C_Expected_results);
        //预期成果（考核指标）    近期研究成果
        var c_study = HelperTool.ReplaceHtmlTag(Vf(row["c_study"]));
        trow.GetTableCells()[3].SetText(c_study);
        //项目总经费(万元)
        var C_Report_Fund = Vf<float>(row["C_Report_Fund"], 0f);
        trow.GetTableCells()[4].SetText(C_Report_Fund.ToString());
        numReportFund += C_Report_Fund;
        //2019年(万元)
        var year1 = Vf<float>(row["第一年"], 0f);
        trow.GetTableCells()[5].SetText(year1.ToString());
        numYear1 += year1;
        //2020年（万元)
        var year2 = Vf<float>(row["第二年"], 0f);
        trow.GetTableCells()[6].SetText(year2.ToString());
        numYear2 += year2;
        //承担单位
        var C_Respone_Unit = Vf(row["C_Respone_Unit"]);
        trow.GetTableCells()[7].SetText(C_Respone_Unit);
        //项目负责人
        var C_PrjContacter = Vf(row["C_PrjContacter"]);
        trow.GetTableCells()[8].SetText(C_PrjContacter);
        //起止时间
        if (row["C_Plan_Begin"] != null && row["C_Plan_Begin"] != DBNull.Value && row["C_Plan_End"] != null && row["C_Plan_End"] != DBNull.Value)
        {
            var begDa = Convert.ToDateTime(row["C_Plan_Begin"]);
            var endDa = Convert.ToDateTime(row["C_Plan_End"]);
            var qzDate = string.Format("{0}—{1}", begDa.ToString("yyyy-MM"), endDa.ToString("yyyy-MM"));
            trow.GetTableCells()[9].SetText(qzDate);
        }
    }
    var rw = doc.Tables[0].CreateRow();
    XWPFRun rIO2 = rw.GetTableCells()[2].AddParagraph().CreateRun();
    rIO2.FontFamily = "黑体";
    rIO2.FontSize = 15;
    rIO2.IsBold = true;
    rIO2.SetText("2019年" + data.Rows.Count + "个新立项目经费合计");

    //项目总经费(万元)
    XWPFRun rIO4 = rw.GetTableCells()[4].AddParagraph().CreateRun();
    rIO4.FontFamily = "黑体";
    rIO4.FontSize = 15;
    rIO4.IsBold = true;
    rIO4.SetText(numReportFund.ToString());
    //2019年(万元)
    XWPFRun rIO5 = rw.GetTableCells()[5].AddParagraph().CreateRun();
    rIO5.FontFamily = "黑体";
    rIO5.FontSize = 15;
    rIO5.IsBold = true;
    rIO5.SetText(numYear1.ToString());
    //2020年（万元)
    XWPFRun rIO6 = rw.GetTableCells()[6].AddParagraph().CreateRun();
    rIO6.FontFamily = "黑体";
    rIO6.FontSize = 15;
    rIO6.IsBold = true;
    rIO6.SetText(numYear2.ToString());

    string name = "科研项目申报汇总表.docx";
    string ReportFileName = Server.MapPath(name);
    FileStream sw = File.Create(ReportFileName);
    doc.Write(sw);
    sw.Close();
    FileInfo file = new FileInfo(ReportFileName);
    Response.Clear();
    Response.ClearHeaders();
    Response.Buffer = false;
    Response.ContentType = "application/octet-stream";
    Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(name, System.Text.Encoding.UTF8));
    Response.AppendHeader("Content-Length", file.Length.ToString());
    Response.WriteFile(file.FullName);
    Response.Flush();
    File.Delete(ReportFileName);
}