/// <summary>
/// Zip files and Download
/// </summary>
/// <param name="response">Current HttpResponse</param>
/// <param name="zipFileToCreate">Zip save path</param>
/// <param name="files">zipfile</param>
public static void ResponseZip(System.Web.HttpResponse response, string zipFileToCreate, List <string> files)
{
try
{
using (ZipFile zip = new ZipFile())
{
foreach (string filename in files)
{
ZipEntry e = zip.AddFile(filename, string.Empty);
e.Comment = "Added by VAU";
}
zip.Comment =
string.Format(
"This zip archive was created by the CreateZip example application on machine '{0}'",
System.Net.Dns.GetHostName());
zip.Save(zipFileToCreate);
}
response.Clear();
response.AppendHeader("Content-Disposition", "attachment; filename=VAUFiles.zip");
response.ContentType = "application/x-zip-compressed";
response.WriteFile(zipFileToCreate);
if (response.IsClientConnected)
{
response.Flush();
response.Close();
}
}
catch (System.Exception ex)
{
throw ex;
}
}
//download file
public void saveFile(System.Web.HttpResponse Response, string PathfileName)
{
string filename = PathfileName;
if (filename != "")
{
string path = filename;
System.IO.FileInfo file = new System.IO.FileInfo(path);
if (file.Exists)
{
Response.Clear();
Response.AddHeader("Content-Disposition", "attachment; filename=" + file.Name);
Response.AddHeader("Content-Length", file.Length.ToString());
Response.ContentType = "application/octet-stream";
Response.WriteFile(file.FullName);
Response.End();
}
}
}
public JObject DownloadFile(string fileName)
{
JObject obj = new JObject();
try
{
System.Web.HttpRequest httpRequest = System.Web.HttpContext.Current.Request;
string filePath = System.Web.HttpContext.Current.Server.MapPath("~/ApiUploadFile/");
filePath = Path.Combine(System.Web.HttpContext.Current.Server.MapPath("~/ApiUploadFile/"), fileName);
if (File.Exists(filePath))
{
System.Web.HttpResponse response = System.Web.HttpContext.Current.Response;
response.Clear();
response.ClearHeaders();
response.ClearContent();
response.Buffer = true;
response.AddHeader("content-disposition", string.Format("attachment; FileName={0}", fileName));
response.Charset = "utf-8";
response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
response.ContentType = System.Web.MimeMapping.GetMimeMapping(fileName);
response.WriteFile(filePath);
response.Flush();
response.Close();
obj.Add("success", true);
obj.Add("message", "");
}
else
{
obj.Add("success", false);
obj.Add("message", "文件不存在！");
}
}
catch (Exception ex)
{
obj.Add("success", false);
obj.Add("message", ex.Message);
}
return(obj);
}