/
ErrorPage.aspx.cs
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/
ErrorPage.aspx.cs
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#region Copyright
//
// DotNetNuke® - http://www.dotnetnuke.com
// Copyright (c) 2002-2014
// by DotNetNuke Corporation
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
#endregion
#region Usings
using System;
using System.Web;
using System.Web.UI;
using DotNetNuke.Common;
using DotNetNuke.Common.Utilities;
using DotNetNuke.Entities.Portals;
using DotNetNuke.Security;
using DotNetNuke.Services.FileSystem;
#endregion
// ReSharper disable CheckNamespace
namespace DotNetNuke.Services.Exceptions
// ReSharper restore CheckNamespace
{
/// -----------------------------------------------------------------------------
/// Project : DotNetNuke
/// Class : ErrorPage
///
/// -----------------------------------------------------------------------------
/// <summary>
/// Trapped errors are redirected to this universal error page, resulting in a
/// graceful display.
/// </summary>
/// <remarks>
/// 'get the last server error
/// 'process this error using the Exception Management Application Block
/// 'add to a placeholder and place on page
/// 'catch direct access - No exception was found...you shouldn't end up here unless you go to this aspx page URL directly
/// </remarks>
/// <history>
/// [sun1] 1/19/2004 Created
/// </history>
/// -----------------------------------------------------------------------------
public partial class ErrorPage : Page
{
private void ManageError(string status)
{
string errorMode = Config.GetCustomErrorMode();
string errorMessage = HttpUtility.HtmlEncode(Request.QueryString["error"]);
string errorMessage2 = HttpUtility.HtmlEncode(Request.QueryString["error2"]);
string localizedMessage = Localization.Localization.GetString(status + ".Error", Localization.Localization.GlobalResourceFile);
if (localizedMessage != null)
{
localizedMessage = localizedMessage.Replace("src=\"images/403-3.gif\"", "src=\"" + ResolveUrl("~/images/403-3.gif") + "\"");
if (!string.IsNullOrEmpty(errorMessage2) && ( (errorMode=="Off") || ( (errorMode=="RemoteOnly") && (Request.IsLocal) ) ))
{
ErrorPlaceHolder.Controls.Add(new LiteralControl(string.Format(localizedMessage, errorMessage2)));
}
else
{
ErrorPlaceHolder.Controls.Add(new LiteralControl(string.Format(localizedMessage, errorMessage)));
}
}
int statusCode;
Int32.TryParse(status, out statusCode);
if (statusCode > -1)
{
Response.StatusCode = statusCode;
}
}
[Obsolete("Function obsoleted in 5.6.1 as no longer used in core - version identification can be useful to potential hackers if used incorrectly")]
public string ExtractOSVersion()
{
//default name to OSVersion in case OS not recognised
string commonName = Environment.OSVersion.ToString();
switch (Environment.OSVersion.Version.Major)
{
case 5:
switch (Environment.OSVersion.Version.Minor)
{
case 0:
commonName = "Windows 2000";
break;
case 1:
commonName = "Windows XP";
break;
case 2:
commonName = "Windows Server 2003";
break;
}
break;
case 6:
switch (Environment.OSVersion.Version.Minor)
{
case 0:
commonName = "Windows Vista";
break;
case 1:
commonName = "Windows Server 2008";
break;
case 2:
commonName = "Windows 7";
break;
}
break;
}
return commonName;
}
protected override void OnInit(EventArgs e)
{
base.OnInit(e);
DefaultStylesheet.Attributes["href"] = ResolveUrl("~/Portals/_default/default.css");
InstallStylesheet.Attributes["href"] = ResolveUrl("~/Install/install.css");
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
PortalSettings portalSettings = PortalController.GetCurrentPortalSettings();
if (portalSettings != null && !String.IsNullOrEmpty(portalSettings.LogoFile))
{
IFileInfo fileInfo = FileManager.Instance.GetFile(portalSettings.PortalId, portalSettings.LogoFile);
if (fileInfo != null)
{
headerImage.ImageUrl = FileManager.Instance.GetUrl(fileInfo);
}
}
headerImage.Visible = !string.IsNullOrEmpty(headerImage.ImageUrl);
string localizedMessage;
var security = new PortalSecurity();
string status = security.InputFilter(Request.QueryString["status"],
PortalSecurity.FilterFlag.NoScripting |
PortalSecurity.FilterFlag.NoMarkup);
if (!string.IsNullOrEmpty(status))
ManageError(status);
else
{
//get the last server error
var exc = Server.GetLastError();
try
{
if (Request.Url.LocalPath.ToLower().EndsWith("installwizard.aspx"))
{
ErrorPlaceHolder.Controls.Add(new LiteralControl(HttpUtility.HtmlEncode(exc.ToString())));
}
else
{
var lex = new PageLoadException(exc.Message, exc);
Exceptions.LogException(lex);
localizedMessage = Localization.Localization.GetString("Error.Text", Localization.Localization.GlobalResourceFile);
ErrorPlaceHolder.Controls.Add(new ErrorContainer(portalSettings, localizedMessage, lex).Container);
}
}
catch
{
//No exception was found...you shouldn't end up here
//unless you go to this aspx page URL directly
localizedMessage = Localization.Localization.GetString("UnhandledError.Text", Localization.Localization.GlobalResourceFile);
ErrorPlaceHolder.Controls.Add(new LiteralControl(localizedMessage));
}
Response.StatusCode = 500;
}
localizedMessage = Localization.Localization.GetString("Return.Text", Localization.Localization.GlobalResourceFile);
hypReturn.Text = localizedMessage;
}
}
}