Ionic Zip

zip-files-using-ionic

using Ionic.Zip;

[HttpPost]
public void ZipFiles(FormCollection collection)
{
    using (ZipFile zip = new ZipFile())
    {
        zip.AlternateEncodingUsage = ZipOption.AsNecessary;

        var file_collection = _repository.GetListOfFiles();
        foreach (var file in file_collection)
        {
            // location , folder name
            zip.AddFile(file.FileLocation, file.Name);
        }

        Response.Clear();
        Response.BufferOutput = false;
        //sets the zip folder name with date and time
        string zipName = String.Format("FolderName_{0}.zip", DateTime.Now.ToString("yyyy-MMM-dd-HHmmss"));
        Response.ContentType = "application/zip";
        Response.AddHeader("content-disposition", "attachment; filename=" + zipName);
        zip.Save(Response.OutputStream);
        Response.End();
    }
}