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Import Data from Excel File to Database Table in ASP.NET MVC 4 and Kendo UI Upload


I am going to share the code sample for "how to import data from excel file using Keno ui and MVC 4" as given below in details.

Table of Contents
  1. Find your excel file with  column and data rows.
  2. Uploading your excel file with data.
  3. Validate your Excel files.
  4. Save the uploaded files in the server using Server.MapPath() method
  5. Reading the Excel file data from server.
  6. Upload the excel data in tha DataSet.
  7. Get the data from DataSet and set in DataTable.
  8. In the last step we update the data in database table using bulk insert or each row as per your standard.



Keno ui file up-loader control

<form method="post" action='@Url.Action("Submit")'>
       <div class="demo-section">
           @(Html.Kendo().Upload().Name("files"))
            <input type="submit" value="Upload" class="btn btn-primary" />   
        </div>
</form>

Property class

public class UploadExcel
{
        public int ID { get; set; }
        public string CostCenter { get; set; }
        public string MobileNo { get; set; }
        public string EmailID { get; set; }
        public string FirstName { get; set; }
        public string LastName { get; set; }
        public string Services { get; set; }
        public string UsageType { get; set; }
        public string Network { get; set; }
        public int UsageIncluded { get; set; }
        public string Unit { get; set; }
 }


Controller Action-Result and methods

/// <summary>
/// Upload selected Excel files.
 /// </summary>
public ActionResult Submit(IEnumerable<HttpPostedFileBase> files)
{
      if (files != null)
         {
                string fileName;
                string filepath;
                string fileExtension;

                foreach (var f in files)
                {
                    //Set file details.
                    SetFileDetails(f, out fileName, out filepath, out fileExtension);

                    if (fileExtension == Constants.xls || fileExtension == Constants.xlsx)
                    {
                        //Save the uploaded file to the application folder.
                        string savedExcelFiles = Constants.UploadedFolder + fileName;
                        f.SaveAs(Server.MapPath(savedExcelFiles));

                        //Read Data From ExcelFiles.
                        ReadDataFromExcelFiles(savedExcelFiles);
                    }
                    else
                    {
                        //TODO: Send Alert to the users file not supported.
                    }
                }              
         }
       return RedirectToAction("Index", "Connect");
 }


/// <summary>
/// This method is used to get the file details and set.
/// </summary>
private static void SetFileDetails(HttpPostedFileBase f, out string fileName, out string filepath, out string fileExtension)
 {
            fileName = Path.GetFileName(f.FileName);
            fileExtension = Path.GetExtension(f.FileName);
            filepath = Path.GetFullPath(f.FileName);
 }


/// <summary>
/// This method is used to get the data source and read the data from files.
/// </summary>
private void ReadDataFromExcelFiles(string savedExcelFiles)
{
            //Create a connection string to access the data of Excel file by the help of Microsoft ACE OLEDB providers.
            var connectionString = string.Format("Provider=Microsoft.ACE.OLEDB.12.0;Data Source={0};Extended Properties=Excel 12.0;", Server.MapPath(savedExcelFiles));

            //Fill the DataSet by the Sheets.
            var adapter = new OleDbDataAdapter("SELECT * FROM [Sheet1$]", connectionString);
            var ds = new DataSet();
            List<UploadExcel> uploadExl = new List<UploadExcel>();

            adapter.Fill(ds, "Subscriber");
            DataTable data = ds.Tables["Subscriber"];

            GetSetUploadExcelData(uploadExl, data);
}


private static void GetSetUploadExcelData(List<UploadExcel> uploadExl, DataTable data)
 {
       for (int i = 0; i < data.Rows.Count - 1; i++)
        {
                UploadExcel NewUpload = new UploadExcel();
                NewUpload.ID = Convert.ToInt16(data.Rows[i]["ID"]);
                NewUpload.CostCenter = Convert.ToString(data.Rows[i]["CostCenter"]);
                NewUpload.FirstName = Convert.ToString(data.Rows[i]["FirstName"]);
                NewUpload.LastName = Convert.ToString(data.Rows[i]["LastName"]);

                NewUpload.MobileNo = Convert.ToString(data.Rows[i]["MobileNo"]);
                NewUpload.EmailID = Convert.ToString(data.Rows[i]["EmailID"]);
                NewUpload.Services = Convert.ToString(data.Rows[i]["Services"]);

                NewUpload.UsageType = Convert.ToString(data.Rows[i]["UsageType"]);
                NewUpload.Network = Convert.ToString(data.Rows[i]["Network"]);
                NewUpload.UsageIncluded = Convert.ToInt16(data.Rows[i]["UsageIncluded"]);
                NewUpload.Unit = Convert.ToString(data.Rows[i]["Unit"]);

                uploadExl.Add(NewUpload);
       }
}



It might help you!


If you want to get the excel sheet name(Sheet1$) dynamic using MVC 5 c#. Please visit on below link.

http://www.code-sample.com/2014/07/get-sheet-name-in-excel-mvc-5-c-net.html


By Anil Singh | Rating of this article (*****)

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