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SharePoint2013导入Excel到列表

时间:2014-06-07 14:39:58      阅读:392      评论:0      收藏:0      [点我收藏+]
using Microsoft.SharePoint;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.Linq;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Text;

namespace MySharePointProject.UploadExcelVisualWebPart
{
    [ToolboxItemAttribute(false)]
    public partial class UploadExcelVisualWebPart : WebPart
    {
        // 仅当使用检测方法对场解决方案进行性能分析时才取消注释以下 SecurityPermission
        // 特性,然后在代码准备进行生产时移除 SecurityPermission 特性
        // 特性。因为 SecurityPermission 特性会绕过针对您的构造函数的调用方的
        // 安全检查,不建议将它用于生产。
        // [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Assert, UnmanagedCode = true)]
        public UploadExcelVisualWebPart()
        {
        }

        protected override void OnInit(EventArgs e)
        {
            base.OnInit(e);
            InitializeControl();
        }

        protected void Page_Load(object sender, EventArgs e)
        {
        }

        protected void btnUpload_Click(object sender, EventArgs e)
        {
            //取得XML配置文件中的导入配置,第一项字符串所代表的是需要把Excel第一列导入到的SharePoint栏名
            List<string> lis = getAppManager("123");
            //把文件上传到本地
            this.ExcelFileUpload.SaveAs(@"C:\a\test.xlsx");

            ImportExcel(lis, @"C:\a\test.xlsx", "WageList", "");//  "/2014/1"
        }
        /// <summary>
        /// 从配置文件XML取得列表
        /// </summary>
        /// <param name="strListId"></param>
        /// <returns></returns>
        private List<string> getAppManager(string strListId)
        {
            List<string> FieldList = new List<string>();
            XElement root = XElement.Load(@"C:\XMLFile1.xml");//XElement.Load(System.Web.HttpContext.Current.Server.MapPath("XMLFile1.xml"));
            IEnumerable<XElement> address = from el in root.Elements("listId")
                                            where (string)el.Attribute("id") == strListId
                                            select el;
            foreach (XElement el in address)
            {
                foreach (XNode node in el.Nodes())
                {
                    XElement nod = (XElement)node;
                    string FieldName = nod.Value;
                    FieldList.Add(FieldName);
                }
            }
            return FieldList;
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="l">配置列表</param>
        /// <param name="filePath">Excel 文件路径</param>
        /// <param name="listName">列表名称</param>
        /// <param name="folder">列表文件夹</param>
        private void ImportExcel(List<string> l, string filePath, string listName, string folder)
        {
            DataTable dt = ExcelToDS(filePath);
            SPSite spSite = SPContext.Current.Site;

            SPWeb spWeb = spSite.RootWeb;

            SPList list = spWeb.GetListFromUrl("/Lists/" + listName + "/AllItems.aspx");
            foreach (DataRow row in dt.AsEnumerable())
            {
                //向列表中指定的文件夹中添加列表项
                SPListItem spListItem = list.AddItem("/Lists/WageList" + folder, SPFileSystemObjectType.File);
                for (int i = 0; i < l.Count; i++)
                {
                    spListItem[spListItem.Fields[l[i]].InternalName] = row[i];
                }

                //别忘了保存
                spListItem.Update();
            }

        }
        /// <summary>
        /// 传入Excel的地址,得到Sheet1的DataTable
        /// </summary>
        /// <param name="Path"></param>
        /// <returns></returns>
        public DataTable ExcelToDS(string Path)
        {
            string strConn = "Provider=Microsoft.Ace.OleDb.12.0;" + "Data Source=" + Path + ";" + "Extended Properties='Excel 12.0;HDR=Yes;IMEX=1';";

            OleDbConnection conn = new OleDbConnection(strConn);
            try
            {
                DataTable dt = new DataTable();
                if (conn.State != ConnectionState.Open)
                    conn.Open();
                string strExcel = "select * from [Sheet1$]";
                OleDbDataAdapter adapter = new OleDbDataAdapter(strExcel, conn);
                adapter.Fill(dt);
                return dt;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
            finally
            {
                if (conn.State != ConnectionState.Closed)
                    conn.Close();
            }
        }
    }
}

SharePoint2013导入Excel到列表,布布扣,bubuko.com

SharePoint2013导入Excel到列表

原文:http://blog.csdn.net/u014316433/article/details/28595297

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