as.net MVC模式 匯入EXCEL文件
阿新 • • 發佈：2019-01-07
<% using (Html.BeginForm("XXX", "Account", FormMethod.Post, new { enctype = "multipart/form-data" })) {%> <div class="content"> <label >請選擇要匯入的資料檔案:</label> <input type="file" name="FileUpload1" /> <input type="submit" name="Submit" id="Submit" value="確定" /> </div> <% }%> <%if (ViewData["ErrorMsg"] != null) { %> <div class="content" style="color:Red"><%=ViewData["ErrorMsg"].ToString()%></div> <%} %> <table class="content"> <tr> <td style="border-bottom:1px solid #bdd2ed; border-right:1px solid #bdd2ed;border-top:1px solid #bdd2ed;"> XX名 </td> <td style="border-bottom:1px solid #bdd2ed; border-right:1px solid #bdd2ed;border-top:1px solid #bdd2ed;"> 是否成功 </td> <td style="border-bottom:1px solid #bdd2ed; border-right:1px solid #bdd2ed;border-top:1px solid #bdd2ed;"> 說明 </td> </tr> <% if (ViewData["returnUserInfo"] != null) { List<GTA.MS.NNU.Web.XH.Models.BatchOpenUM_UserInfo> retnInfo = (List<GTA.MS.NNU.Web.XH.Models.BatchOpenUM_UserInfo>)ViewData["returnUserInfo"]; foreach (var item in retnInfo) { %> <tr> <td style="border-bottom:1px solid #bdd2ed; border-right:1px solid #bdd2ed;"> <%: Html.Label( item.LoginName) %> </td> <td style="border-bottom:1px solid #bdd2ed; border-right:1px solid #bdd2ed;"> <%: Html.Label( item.IsSuccess?"成功":"失敗")%> </td> <td style="border-bottom:1px solid #bdd2ed; border-right:1px solid #bdd2ed;"> <%: Html.Label( item.Message)%> </td> </tr> <% }%> <% } %> </table>
#region Oledb方式讀取EXCEL /// <summary> /// Oledb方式讀取EXCEL /// </summary> /// <param name="fileNamePath">檔案路徑</param> /// <returns></returns> private DataTable ReadExcelByOledb(string fileNamePath) { string connStr = "Provider=Microsoft.Jet.OLEDB.4.0;Extended Properties=Excel 8.0;data source=" + fileNamePath; //只讀第一個表 OleDbConnection oledbconn1 = new OleDbConnection(connStr); oledbconn1.Open(); DataTable _table = oledbconn1.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, new object[] { null, null, null, "TABLE" }); string strTableName = string.Empty; if (_table.Rows.Count > 0) { strTableName = _table.Rows[0]["TABLE_NAME"].ToString().Trim(); string sql = string.Format("SELECT * FROM [{0}]", strTableName); _table = new DataTable(); OleDbDataAdapter da = new OleDbDataAdapter(sql, oledbconn1); da.Fill(_table); } oledbconn1.Close(); return _table; } #endregion
public ActionResult BatchAddAccount() { return View(); } [RequiresAuthenticationAttribute] [HttpPost] public ActionResult BatchAddAccount(object obj) { string error = string.Empty; List<BatchOpenUserInfo> returnUserInfo = new List<BatchOpenUserInfo>(); ViewData["returnUserInfo"] = returnUserInfo; ViewData["ErrorMsg"] = ""; DataTable contactTable; try { foreach (string upload in Request.Files) { if (upload != null && upload.Trim() != "") { string path = AppDomain.CurrentDomain.BaseDirectory + "TempData\\"; if (!Directory.Exists(path)) { Directory.CreateDirectory(path); } System.Web.HttpPostedFileBase postedFile = Request.Files[upload]; string filename = Path.GetFileName(postedFile.FileName); if (filename.Length > 4) { string strExName = filename.Substring(filename.Length - 4, 4); if (strExName.ToLower() != ".xls") { error = "檔案型別不正確，請重新操作"; ViewData["ErrorMsg"] = error; //return View(); } else { //string filePath = Path.Combine(path, filename); string fileNamePath = path + DateTime.Now.Ticks.ToString() + ".xls"; postedFile.SaveAs(fileNamePath); string fileExtension; fileExtension = System.IO.Path.GetExtension(filename); string FileType = postedFile.ContentType.ToString();//獲取要上傳的檔案型別,驗證檔案頭 //在上傳檔案不為空的情況下，驗證檔名以及大小是否符合，如果不符合則不允許上傳 if (postedFile.ContentLength / 1024 <= 5120) { //在這裡通過檢查檔案頭與檔名是否匹配 從而限制了檔案上傳型別 注：可上傳的型別有XLS，且大小隻能為5M一下 contactTable = ReadExcelByOledb(fileNamePath); int i = contactTable.Rows.Count; bool success = true; string msg = string.Empty; UserInfo userInfo; List<ProfessionClass> ProfessionList = GetAllProfession(); List<ProfessionClass> ClassList = GetAllProfession(); if (contactTable.Rows.Count > 1000) { error = "匯入資料不能大於1000條！"; ViewData["ErrorMsg"] = error; } else { foreach (DataRow item in contactTable.Rows) { userInfo = new Management.BLL.Common.Model.UM_UserInfo(); success = CheckValue(item[0], CheckType.StringEnChNumber, 20, 0, out msg, "登入名"); if (success) { success = CheckValue(item[1], CheckType.StringEnNumber, 20, 0, out msg, "密碼"); } if (success) { success = CheckValue(item[2], CheckType.StringEnChNumber, 16, 0, out msg, "專業"); } if (success) { success = CheckValue(item[3], CheckType.StringEnChNumber, 16, 0, out msg, "班級"); } userInfo.LoginName = item[0].ToString(); if (success) { userInfo.Password = item[1].ToString(); userInfo.ProfessionalID = FindProfessionIdByName(ProfessionList, item[2].ToString()); userInfo.ClassID = FindClassIdByName(ClassList, item[3].ToString()); if (userInfo.ProfessionalID == 0) { msg = "系統中不存在此專業：" + item[2].ToString() + "！"; success = false; } else { if (userInfo.ClassID == 0) { msg = "系統中不存在此班級：" + item[3].ToString() + "！"; success = false; } else { success = CreateAccount(userInfo, out msg); } } } returnUserInfo.Add(new BatchOpenUserInfo() { LoginName = userInfo.LoginName, IsSuccess = success, Message = msg }); } } } else { error = "資料檔案過大，請重新操作"; ViewData["ErrorMsg"] = error; //return View(); } } } else { error = "請選擇需要匯入的檔案！"; ViewData["ErrorMsg"] = error; //return View(); } } } } catch (Exception ex) { ViewData["ErrorMsg"] = ex.Message; } //return Json(returnUserInfo); ViewData["returnUserInfo"] = returnUserInfo; return View(); }