构建ASP.NET MVC5+EF6+EasyUI 1.4.3+Unity4.x注入的后台管理系统（63）-Excel导入和导出

CREATE TABLE [dbo].[Spl_Person](
    [Id] [nvarchar](50) NOT NULL,          --ID
    [Name] [nvarchar](50) NULL,            --姓名
    [Sex] [nchar](10) NULL,                --性别    
    [Age] [int] NULL,                      --年龄
    [IDCard] [nvarchar](50) NULL,          --IDCard
    [Phone] [nvarchar](50) NULL,           --电话
    [Email] [nvarchar](200) NULL,          --邮件
    [Address] [nvarchar](300) NULL,        --地址
    [CreateTime] [datetime] NOT NULL,      --创建时间
    [Region] [nvarchar](50) NULL,          --区域
    [Category] [nvarchar](50) NULL,        --类别
 CONSTRAINT [PK_Spl_Person] PRIMARY KEY CLUSTERED 
(
    [Id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]

GO

    @Html.ToolButton("btnImport", "fa fa-level-down", Resource.Import, perm, "Import", true)
    @Html.ToolButton("btnExport", "fa fa-level-up", Resource.Export, perm, "Export", true)

<div id="uploadExcel" class="easyui-window" data-options="modal:true,closed:true,minimizable:false,shadow:false">
    <form name="form1" method="post" id="form1">
        <table>
            <tr>
                <th style=" padding:20px;">Excel：</th>
                <td style=" padding:20px;">
                    <input name="ExcelPath" type="text" maxlength="255" id="txtExcelPath" readonly="readonly" style="width:200px" class="txtInput normal left">
                    <a href="javascript:$(‘#FileUpload‘).trigger(‘click‘).void(0);;" class="files">@Resource.Browse</a>
                    <input class="displaynone" type="file" id="FileUpload" name="FileUpload" onchange="Upload(‘ExcelFile‘, ‘txtExcelPath‘, ‘FileUpload‘);">
                    <span class="uploading">@Resource.Uploading</span>
                </td>
            </tr>
        </table>
        <div class="endbtndiv">
            <a id="btnSave" href="javascript:ImportData()" class="easyui-linkbutton btns">Save</a>
            <a id="btnReturn" href="javascript:$(‘#uploadExcel‘).window(‘close‘)" class="easyui-linkbutton btnc">Close</a>
        </div>
    </form>
</div>

  $("#btnImport").click(function () {
            $("#uploadExcel").window({ title: ‘@Resource.Import‘, width: 450, height: 160, iconCls: ‘icon-details‘ }).window(‘open‘);
        });

   public partial interface ISpl_PersonBLL
    {
        bool CheckImportData(string fileName, List<Spl_PersonModel> personList, ref ValidationErrors errors);
        void SaveImportData(IEnumerable<Spl_PersonModel> personList);
    }

  public ActionResult Import(string filePath)
        {
            var personList = new List<Spl_PersonModel>();
             //校验数据is
            bool checkResult = m_BLL.CheckImportData(filePath, personList, ref errors);
             //校验通过直接保存
             if (checkResult)
             {
                 m_BLL.SaveImportData(personList);
                 LogHandler.WriteServiceLog(GetUserId(),"导入成功", "成功", "导入", "Spl_Person");
                 return Json(JsonHandler.CreateMessage(1, Resource.InsertSucceed));
             }
             else
             {
                 string ErrorCol = errors.Error;
                 LogHandler.WriteServiceLog(GetUserId(), ErrorCol, "失败", "导入", "Spl_Person");
                 return Json(JsonHandler.CreateMessage(0, Resource.InsertFail + ErrorCol));
              }
        
        }

 function ImportData()
    {
        $.post("@Url.Action("Import")?filePath=" + $("#txtExcelPath").val(), function (data) {
            if (data.type == 1) {
                $("#List").datagrid(‘load‘);
                $(‘#uploadExcel‘).window(‘close‘);
            }
            $.messageBox5s(‘@Resource.Tip‘, data.message);
                            
        }, "json");
    }

   public ActionResult Export()
        {
            var exportSpource = this.GetExportData();
            var dt = JsonConvert.DeserializeObject<DataTable>(exportSpource.ToString());

            var exportFileName = string.Concat(
                "Person",
                DateTime.Now.ToString("yyyyMMddHHmmss"),
                ".xlsx");

            return new ExportExcelResult
            {
                SheetName = "人员列表",
                FileName = exportFileName,
                ExportData = dt
            };
        }

        private JArray GetExportData()
        {
            List<Spl_PersonModel> list = m_BLL.GetList(ref setNoPagerAscById, "");
            JArray jObjects = new JArray();

            foreach (var item in list)
            {
                var jo = new JObject();
                jo.Add("Id", item.Id);
                jo.Add("Name", item.Name);
                jo.Add("Sex", item.Sex);
                jo.Add("Age", item.Age);
                jo.Add("IDCard", item.IDCard);
                jo.Add("Phone", item.Phone);
                jo.Add("Email", item.Email);
                jo.Add("Address", item.Address);
                jo.Add("CreateTime", item.CreateTime);
                jo.Add("Region", item.Region);
                jo.Add("Category", item.Category);
                jObjects.Add(jo);
            }
            return jObjects;
        }

using ClosedXML.Excel;
using System;
using System.Data;
using System.IO;
using System.Text;
using System.Web;
using System.Web.Mvc;

namespace Apps.Web.Core
{
    public class ExportExcelResult : ActionResult
    {
        public string SheetName { get; set; }
        public string FileName { get; set; }
        public DataTable ExportData { get; set; }

        public ExportExcelResult()
        {

        }

        public override void ExecuteResult(ControllerContext context)
        {
            if (ExportData == null)
            {
                throw new InvalidDataException("ExportData");
            }
            if (string.IsNullOrWhiteSpace(this.SheetName))
            {
                this.SheetName = "Sheet1";
            }
            if (string.IsNullOrWhiteSpace(this.FileName))
            {
                this.FileName = string.Concat(
                    "ExportData_",
                    DateTime.Now.ToString("yyyyMMddHHmmss"),
                    ".xlsx");
            }

            this.ExportExcelEventHandler(context);
        }

        /// <summary>
        /// Exports the excel event handler.
        /// </summary>
        /// <param name="context">The context.</param>
        private void ExportExcelEventHandler(ControllerContext context)
        {
            try
            {
                var workbook = new XLWorkbook();

                if (this.ExportData != null)
                {
                    context.HttpContext.Response.Clear();

                    // 编码
                    context.HttpContext.Response.ContentEncoding = Encoding.UTF8;

                    // 设置网页ContentType
                    context.HttpContext.Response.ContentType =
                        "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";

                    // 导出名字
                    var browser = context.HttpContext.Request.Browser.Browser;
                    var exportFileName = browser.Equals("Firefox", StringComparison.OrdinalIgnoreCase)
                        ? this.FileName
                        : HttpUtility.UrlEncode(this.FileName, Encoding.UTF8);

                    context.HttpContext.Response.AddHeader(
                        "Content-Disposition",
                        string.Format("attachment;filename={0}", exportFileName));

                    // Add all DataTables in the DataSet as a worksheets
                    workbook.Worksheets.Add(this.ExportData, this.SheetName);

                    using (var memoryStream = new MemoryStream())
                    {
                        workbook.SaveAs(memoryStream);
                        memoryStream.WriteTo(context.HttpContext.Response.OutputStream);
                        memoryStream.Close();
                    }
                }
                workbook.Dispose();
            }
            catch (Exception ex)
            {
                throw;
            }
        }
    }
}

 return new ExportExcelResult
            {
                SheetName = "人员列表",
                FileName = exportFileName,
                ExportData = dt
            };