65 lines
2.1 KiB
C#
65 lines
2.1 KiB
C#
using System;
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using System.IO;
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using System.Security;
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using System.Web.UI;
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using BeWo.Data;
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using BeWo.Data.Access;
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using BeWo.Data.Entities;
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using BeWo.Service.Security;
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public partial class DocumentDownload : Page
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{
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protected void Page_Load(object sender, EventArgs e)
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{
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if (!SessionFacade.IsUserLoggedIn())
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throw new SecurityException("Invalid authentication");
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var token = Request.Params["token"];
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if (SecurityUtils.CheckToken(token, Request.Url.ToString()))
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{
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long lFSOID = long.Parse(this.Request.Params["faoid"]);
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try
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{
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FileAttachment lFA = DAOFactory.GenericDAO.LoadByID<FileAttachment>(lFSOID);
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if (lFA.Path != null)
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{
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string lFileName = Path.GetFileName(lFA.Path);
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Response.AddHeader("content-disposition", "attachment;filename=" + lFileName);
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Response.Charset = "";
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Response.ContentType = "application/" + Path.GetExtension(lFileName);
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}
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if (lFA.Data == null || lFA.Data.Length == 0)
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{
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Response.Write("Dieses Dokument enthält keine Daten!");
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}
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else
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{
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Response.BinaryWrite(lFA.Data);
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}
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}
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catch (Exception ex)
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{
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Response.Write(String.Format(
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"Fehler beim öffnen des Dokuments!<p>Fehlermeldung: {0}</p><p>{1}</p>", ex.Message,
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ex.StackTrace));
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if (ex.InnerException != null)
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Response.Write(String.Format("<p>Inner Exception: {0}</p><p>{1}</p>", ex.InnerException.Message,
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ex.InnerException.StackTrace));
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}
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}
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else
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{
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Response.Write("<p align=\"center\">Session ist abgelaufen!</p>");
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}
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}
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} |