<%@ WebHandler Language="C#" Class="SigFiles" %>

using System;
using System.Web;
using Extensiones;

public class SigFiles : IHttpHandler
{

    public void ProcessRequest(HttpContext context)
    {
        //context.Response.ContentType = "text/plain";
        //context.Response.Write("Hello World");
        string path = "";
        if (context.Request["Ru"] != null)
        {
            path = string.Format("{0}",ModExtensiones.Decripta( context.Request["Ru"]));
        }
        if (context.Request["FileUrl"] != null)
        {
            path = string.Format("{0}{1}", ModExtensiones.DirectorioBaseEmpresas, context.Request["FileUrl"]);
        }
        if (context.Request["P"] != null)
        {
            path = string.Format("{0}{1}", ModExtensiones.DirectorioBaseEmpresas,ModExtensiones.Decripta( context.Request["P"]));
        }
        if (path != null && path.Length>0)
        {

            try
            {
                if (System.IO.File.Exists(path))
                {
                    System.IO.FileInfo file = new System.IO.FileInfo(path);
                    string mimeType = "text/plain";
                    try
                    {
                        mimeType = MimeMapping.GetMimeMapping(path);
                    }
                    catch (Exception ex) {
                            this.GuardaLog(ex.ToString());
                    }//si truena no existe el arhivo 
                    context.Response.Clear();
                    context.Response.ClearHeaders();
                    context.Response.ClearContent();
                    context.Response.AddHeader("Content-Disposition", $"attachment; filename= {Uri.EscapeDataString(file.Name)}");
                    context.Response.AddHeader("Content-Length", file.Length.ToString());
                    context.Response.ContentType = mimeType;
                    context.Response.Flush();
                    context.Response.TransmitFile(file.FullName);

                }
            }
            catch (Exception ex)
            {
                this.GuardaLog(ex.ToString());
            }
        }
        context.Response.End();
    }

    public bool IsReusable
    {
        get
        {
            return false;
        }
    }

}