/// <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;
}
}
public static void ResponseExcel <T>(System.Web.HttpResponse response, List <T> items)
{
try
{
string attachment = "attachment; filename=vauExcel.xls";
response.ClearContent();
response.AddHeader("content-disposition", attachment);
response.ContentType = "application/vnd.ms-excel";
string tab = string.Empty;
// Get all the properties
PropertyInfo[] props = typeof(T).GetProperties(BindingFlags.Public | BindingFlags.Instance);
foreach (PropertyInfo prop in props)
{
response.Write(tab + prop.Name);
tab = "\t";
}
response.Write("\n");
foreach (T item in items)
{
var values = new object[props.Length];
for (int i = 0; i < props.Length; i++)
{
values[i] = props[i].GetValue(item, null);
if (values[i] != null)
{
response.Write(values[i].ToString().Trim() + "\t");
}
else
{
response.Write("\t");
}
}
response.Write("\n");
}
response.Flush();
response.Close();
}
catch (Exception ex)
{
throw ex;
}
}
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);
}