public override void OnException(ExceptionContext filterContext)
{
StringBuilder routeValues = new StringBuilder();
foreach (var val in filterContext.RouteData.Values)
{
routeValues.AppendFormat(@"({0}:{1})/", val.Key, val.Value);
}
string url = "NULL";
if (filterContext.HttpContext.Request.Url != null)
{
url = filterContext.HttpContext.Request.Url.ToString();
}
System.Configuration.Configuration config = WebConfigurationManager.OpenWebConfiguration("~/");
CustomErrorsSection errorsSection = (CustomErrorsSection)config.GetSection("system.web/customErrors");
if (errorsSection.Mode == CustomErrorsMode.On || (errorsSection.Mode == CustomErrorsMode.RemoteOnly && !HttpContext.Current.Request.IsLocal))
{
filterContext.ExceptionHandled = true;
SingalElmah(filterContext);
filterContext.Result = new RedirectToRouteResult(new RouteValueDictionary(new { controller = "Error", action = "Index" }));
}
else
{
base.OnException(filterContext);
SingalElmah(filterContext);
}
}
private void Context_Error(object sender, EventArgs e)
{
HttpContext context = ((HttpApplication)sender).Context;
int statusCode = ((HttpException)context.Error).GetHttpCode();
if ((object.ReferenceEquals(context.Error.GetType(), typeof(HttpException))) && (statusCode == 404 || statusCode == 500))
{
// Get the Web application configuration.
System.Configuration.Configuration configuration = WebConfigurationManager.OpenWebConfiguration("~/web.config");
// Get the section.
CustomErrorsSection customErrorsSection = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
// Get the collection
CustomErrorCollection customErrorsCollection = customErrorsSection.Errors;
//Clears existing response headers and sets the desired ones.
context.Response.ClearHeaders();
context.Response.StatusCode = statusCode;
if ((customErrorsCollection.Get(statusCode.ToString()) != null))
{
context.Server.Transfer(customErrorsCollection.Get(statusCode.ToString()).Redirect);
}
else
{
context.Response.Flush();
}
}
}
/// <summary>
/// Redirects the client browser based on the specified <paramref name="httpStatusCode"/>
/// </summary>
/// <param name="httpStatusCode"><see cref="HttpStatusCode"/> to be used for the redirect.</param>
protected virtual void Redirect(HttpStatusCode httpStatusCode)
{
int statusCode = (int)httpStatusCode;
if (m_application.Context.IsCustomErrorEnabled)
{
// Defer redirect to customErrors settings in the config file to allow for custom error pages.
ConfigurationFile configFile = ConfigurationFile.Current;
CustomErrorsSection customErrors = configFile.Configuration.GetSection("system.web/customErrors") as CustomErrorsSection;
if (customErrors != null && customErrors.Errors[statusCode.ToString()] != null)
{
// Set status code for the response.
m_application.Context.Response.StatusCode = statusCode;
// Throw exception for ASP.NET pipeline to takeover processing.
throw new HttpException(statusCode, string.Format("Security exception (HTTP status code: {0})", statusCode));
}
}
// Abruptly ending the processing caused by a redirect does not work well when processing static content.
string redirectUrl = string.Format("~/SecurityPortal.aspx?s={0}&r={1}", statusCode, HttpUtility.UrlEncode(VirtualPathUtility.ToAppRelative(m_application.Request.Url.PathAndQuery)));
if (m_application.Context.Handler is DefaultHttpHandler)
{
// Accessed resource is static.
m_application.Context.Response.Redirect(redirectUrl, false);
}
else
{
// Accessed resource is dynamic.
m_application.Context.Response.Redirect(redirectUrl, true);
}
}
public string GenerateOutput(HttpContext context, Config c)
{
StringBuilder sb = new StringBuilder();
//Figure out CustomErrorsMode
System.Configuration.Configuration configuration = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration(null);
CustomErrorsSection section = (configuration != null) ? section = (CustomErrorsSection)configuration.GetSection("system.web/customErrors") : null;
CustomErrorsMode mode = (section != null) ? section.Mode : CustomErrorsMode.RemoteOnly;
//What is diagnostics enableFor set to?
DiagnosticMode dmode = c.get <DiagnosticMode>("diagnostics.enableFor", DiagnosticMode.None);
//Is it set all all?
bool diagDefined = (c.get("diagnostics.enableFor", null) != null);
//Is it available from localhost.
bool availLocally = (!diagDefined && mode == CustomErrorsMode.RemoteOnly) || (dmode == DiagnosticMode.Localhost);
sb.AppendLine("The Resizer diagnostics page is " + (availLocally ? "only available from localhost." : "disabled."));
sb.AppendLine();
if (diagDefined)
{
sb.AppendLine("This is because <diagnostics enableFor=\"" + dmode.ToString() + "\" />.");
}
else
{
sb.AppendLine("This is because <customErrors mode=\"" + mode.ToString() + "\" />.");
}
sb.AppendLine();
sb.AppendLine("To override for localhost access, add <diagnostics enableFor=\"localhost\" /> in the <resizer> section of Web.config.");
sb.AppendLine();
sb.AppendLine("To ovveride for remote access, add <diagnostics enableFor=\"allhosts\" /> in the <resizer> section of Web.config.");
sb.AppendLine();
return(sb.ToString());
}
private ConfigurationCustomErrorsModel ProcessCustomErrors(CustomErrorsSection customErrorsSection)
{
if (customErrorsSection == null)
{
return(null);
}
var result = new ConfigurationCustomErrorsModel
{
DefaultRedirect = customErrorsSection.DefaultRedirect,
RedirectMode = customErrorsSection.RedirectMode.ToString(),
Mode = customErrorsSection.Mode.ToString()
};
var errorsSection = customErrorsSection.Errors;
if (errorsSection != null)
{
var resultErrors = new List <ConfigurationCustomErrorsErrorModel>();
foreach (CustomError error in errorsSection)
{
var resultError = new ConfigurationCustomErrorsErrorModel
{
Redirect = error.Redirect,
StatusCode = error.StatusCode
};
resultErrors.Add(resultError);
}
result.Errors = resultErrors;
}
return(result);
}
/// <summary>
/// Raises the <see cref="E:System.Web.UI.Control.Load"/> event.
/// </summary>
/// <param name="e">The <see cref="T:System.EventArgs"/> object that contains the event data.</param>
protected override void OnLoad(EventArgs e)
{
string err = Resources.GenericError;
Configuration conf = WebConfigurationManager.OpenWebConfiguration(Context.Request.Path);
CustomErrorsSection ces = (CustomErrorsSection)conf.GetSection("system.web/customErrors");
if (ces != null && !_overrideConfig)
{
switch (ces.Mode)
{
case CustomErrorsMode.Off:
err = _errorText;
break;
case CustomErrorsMode.On:
//Display generic error
break;
case CustomErrorsMode.RemoteOnly:
if (Context.Request.IsLocal)
{
err = _errorText;
}
break;
}
}
else
{
//OverrideConfig: Display detailed error message
err = _errorText;
}
BodyPanel.Controls.Add(new LiteralControl(err));
}
public virtual void Application_Error(object sender, EventArgs e)
{
Exception ex = Server.GetLastError();
if (ex.InnerException != null)
{
//Exception baseEx = Server.GetLastError().GetBaseException();
//CSCore.CSLogger.Instance.LogException(baseEx.Message, baseEx);
CSCore.CSLogger.Instance.LogException(ex.InnerException.Message, ex.InnerException);
}
HttpException httpEx = ex as HttpException;
// show "redirect" message is file does not exist.
if (httpEx != null)
{
if (httpEx.GetHttpCode() == 404)
{
Configuration configuration = WebConfigurationManager.OpenWebConfiguration("/");
CustomErrorsSection customErrors = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
if (string.IsNullOrEmpty(customErrors.Errors["404"].Redirect)) // ... no redirect page specified in code
{
}
}
}
}
void context_Error(object sender, System.EventArgs e)
{
HttpContext context = ((HttpApplication)sender).Context;
HttpException exception = context.Error as HttpException;
if (exception != null)
{
// Get error information
int statusCode = exception.GetHttpCode();
// Update the response with the correct status code
context.Response.ClearHeaders();
context.Response.ClearContent();
context.Response.StatusCode = statusCode;
// Read configuration
CustomErrorsSection customErrorsSection = (CustomErrorsSection)ConfigurationManager.GetSection("system.web/customErrors");
CustomError customError = customErrorsSection.Errors[context.Response.StatusCode.ToString()];
string errorPageUrl = (customError == null) ? null : customError.Redirect;
if (string.IsNullOrEmpty(errorPageUrl))
{
errorPageUrl = customErrorsSection.DefaultRedirect;
}
// Handle the request
if (!string.IsNullOrEmpty(errorPageUrl))
{
context.Server.Transfer(errorPageUrl);
}
else
{
context.Response.Flush();
}
}
}
public static string RedirectCustomErrorsView()
{
Configuration config = null;
CustomErrorsSection section = null;
string path = string.Empty;
try
{
config = WebConfigurationManager.OpenWebConfiguration("~");
section = (CustomErrorsSection)config.GetSection("system.web/customErrors");
if (section?.Errors != null && section.Errors.Count > 0)
{
for (var i = 0; i < section.Errors.Count; i++)
{
if (section.Errors[i].StatusCode == 500)
{
path = section.Errors[i].Redirect ?? string.Empty;
break;
}
}
}
else if (section != null && section.DefaultRedirect != null)
{
path = section.DefaultRedirect;
}
}
finally
{
config = null;
section = null;
}
return(path);
}
public void Init(HttpApplication application)
{
System.Configuration.Configuration configuration = WebConfigurationManager.OpenWebConfiguration("~");
CustomErrors = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
application.EndRequest += Application_EndRequest;
}
/// <summary>
/// Redirect to 404 page
/// </summary>
public static void RedirectToErrorPage()
{
System.Configuration.Configuration configuration = WebConfigurationManager.OpenWebConfiguration("~");
CustomErrorsSection section = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
HttpContext.Current.Response.Redirect(section.Errors["404"].Redirect);
}
/// <summary>
/// GetErrorPage reads custom errors pages section from web.config and gets the default error page url
/// </summary>
/// <returns></returns>
public static string GetErrorPage()
{
System.Configuration.Configuration configuration = WebConfigurationManager.OpenWebConfiguration("~");
CustomErrorsSection section = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
return(section.DefaultRedirect.ToString());
}
private static CustomErrorsMode CompilationDebug()
{
string currentExecutionFilePath = HttpContext.Current.Request.CurrentExecutionFilePath;
CustomErrorsSection section = WebConfigurationManager.OpenWebConfiguration(currentExecutionFilePath.Substring(0, currentExecutionFilePath.LastIndexOf("/", StringComparison.CurrentCultureIgnoreCase))).GetSection("system.web/customErrors") as CustomErrorsSection;
return(section.Mode);
}
// Token: 0x0600002D RID: 45 RVA: 0x00004C98 File Offset: 0x00002E98
protected override void View()
{
this.sysconfiginfo = SysConfigs.GetConfig();
this.sitelist = SiteBll.GetSiteList();
Configuration configuration = WebConfigurationManager.OpenWebConfiguration("~");
if (configuration.AppSettings.Settings["sitepath"] != null)
{
this.mainsite = configuration.AppSettings.Settings["sitepath"].Value;
}
CustomErrorsSection customErrorsSection = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
if (customErrorsSection.Mode == CustomErrorsMode.Off)
{
this.customerror = 1;
}
this.adminsiteconfig = SiteConfigs.LoadConfig(FPUtils.GetMapPath(this.webpath + this.sysconfiginfo.adminpath + "/site.config"));
if (this.ispost)
{
if (!this.isperm)
{
this.ShowErr("对不起，您没有限权进行修改配置。");
return;
}
this.sysconfiginfo = FPRequest.GetModel <SysConfig>(this.sysconfiginfo);
if (this.sysconfiginfo.admintitle == "")
{
this.sysconfiginfo.admintitle = this.adminsiteconfig.sitetitle;
}
this.sysconfiginfo.passwordkey = WMSUtils.CreateAuthStr(10);
WMSCookie.WriteCookie("password", DES.Encode(this.user.password, this.sysconfiginfo.passwordkey));
SysConfigs.SaveConfig(this.sysconfiginfo);
SysConfigs.ResetConfig();
if (FPRequest.GetInt("customerror") != this.customerror)
{
this.customerror = FPRequest.GetInt("customerror");
if (this.customerror == 1)
{
customErrorsSection.Mode = CustomErrorsMode.Off;
}
else
{
customErrorsSection.Mode = CustomErrorsMode.RemoteOnly;
}
}
if (configuration.AppSettings.Settings["sitepath"] != null)
{
configuration.AppSettings.Settings["sitepath"].Value = FPRequest.GetString("mainsite");
}
else
{
configuration.AppSettings.Settings.Add("sitepath", FPRequest.GetString("mainsite"));
}
configuration.Save(ConfigurationSaveMode.Modified);
WebConfig.ReSet();
base.AddMsg("更新配置成功！");
}
base.SaveRightURL();
}
public void Init(HttpApplication application)
{
var configuration = WebConfigurationManager.OpenWebConfiguration("~");
this.customErrors = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
application.Error += this.OnError;
}
public void Defaults()
{
CustomErrorsSection c = new CustomErrorsSection();
Assert.IsNull(c.DefaultRedirect, "A1");
Assert.IsNotNull(c.Errors, "A2");
Assert.AreEqual(CustomErrorsMode.RemoteOnly, c.Mode, "A3");
}
/// <summary>
/// 把错误信息发送并跳转到错误页面
/// </summary>
/// <param name="ex">异常</param>
public static void GoToErrURLAndSendErrMsg(string ex)
{
CustomErrorsSection cs = EnvironmentHelper.GetCustomErrorSection();
string url = EnvironmentHelper.GetCustomErrorURL(cs);
//System.Web.HttpContext.Current.Application["errmsginfo"] = ex;
System.Web.HttpContext.Current.Response.Redirect("ErrTest.aspx?errmsginfo=" + ex);
}
public static void Main()
{
// <Snippet1>
// Get the Web application configuration.
Configuration configuration =
WebConfigurationManager.OpenWebConfiguration(
"/aspnetTest");
// Get the section.
CustomErrorsSection customErrors =
(CustomErrorsSection)configuration.GetSection(
"system.web/customErrors");
// Get the collection.
CustomErrorCollection customErrorsCollection =
customErrors.Errors;
// </Snippet1>
// <Snippet2>
// Create a new error object.
// Does not exist anymore.
// CustomError newcustomError = new CustomError();
// </Snippet2>
// <Snippet3>
// Create a new error object.
CustomError newcustomError2 =
new CustomError(404, "customerror404.htm");
// </Snippet3>
// <Snippet4>
// Get first errorr Redirect.
CustomError currentError0 =
customErrorsCollection[0];
string currentRedirect =
currentError0.Redirect;
// Set first error Redirect.
currentError0.Redirect =
"customError404.htm";
// </Snippet4>
// <Snippet5>
// Get second error StatusCode.
CustomError currentError1 =
customErrorsCollection[1];
int currentStatusCode =
currentError1.StatusCode;
// Set the second error StatusCode.
currentError1.StatusCode = 404;
// </Snippet5>
}
private void Context_Error(object sender, EventArgs e)
{
HttpContext context = ((HttpApplication)sender).Context;
// determine if it was an HttpException
if ((object.ReferenceEquals(context.Error.GetType(), typeof(HttpException))))
{
// Get the Web application configuration.
System.Configuration.Configuration configuration = WebConfigurationManager.OpenWebConfiguration("~/web.config");
// Get the section.
CustomErrorsSection customErrorsSection = (CustomErrorsSection)configuration.GetSection("system.web/customErrors");
// Get the collection
CustomErrorCollection customErrorsCollection = customErrorsSection.Errors;
int statusCode = ((HttpException)context.Error).GetHttpCode();
//Clears existing response headers and sets the desired ones.
context.Response.ClearHeaders();
context.Response.StatusCode = statusCode;
if (statusCode == 404)
{
string Path = context.Request.Path;
if (Path.Contains("playlist.xml"))
{
context.Response.Clear();
context.Response.StatusCode = 101;
context.Response.Redirect("/mp3/playlist.xml");
}
else if (!Path.EndsWith(".js") && !Path.EndsWith(".gif") && !Path.EndsWith(".jpg") && !Path.EndsWith(".png"))
{
context.Response.Clear();
context.Response.Write("404 file not found");
context.Response.Redirect("/404.aspx");
}
}
else
{
}
//context.Response.Flush();
}
else
{
// log the error here in the tracer
//Clears existing response headers and sets the desired ones.
context.Response.ClearHeaders();
context.Response.StatusCode = 500;
//context.Server.Transfer("/500.aspx");
if (!context.Request.IsLocal)
{
context.Response.Redirect("/500.aspx");
}
//
}
}
private void Configure()
{
CustomErrorsSection section = new CustomErrorsSection {
DefaultRedirect = "~/ErrorPages/Generic.aspx", Mode = CustomErrorsMode.On
};
section.Errors.Add(new CustomError(403, "~/ErrorPages/AccessDenied.aspx"));
section.Errors.Add(new CustomError(404, "~/ErrorPages/NotFound.aspx"));
configurationManager.Expect(m => m.GetSection <CustomErrorsSection>(It.IsAny <string>())).Returns(section);
}
public override CheckResult PerformCheck()
{
CustomErrorsSection configSection = (CustomErrorsSection)ConfigurationManager.GetSection("system.web/customErrors");
if (configSection.Mode == CustomErrorsMode.Off)
{
return(CreateCheckResult(HealthStatusType.Warning, "Custom errors are off. You should never have them off in production."));
}
return(CreateCheckResult(statusText: $"Custom errors are {configSection.Mode.ToString()}"));
}
/// <summary>
/// Process
/// </summary>
/// <param name="context"></param>
public static void Process(HttpContext context)
{
int code = context.Response.StatusCode;
if (code == 200 || code == 301 || code == 302)
{
return;
}
CustomErrorsSection customErrors = ConfigurationManager.GetSection("system.web/customErrors") as CustomErrorsSection;
if (customErrors.Mode == CustomErrorsMode.On ||
(customErrors.Mode == CustomErrorsMode.RemoteOnly && IsRemote(context)))
{
string html = "";
string path = "";
foreach (CustomError item in customErrors.Errors)
{
if (item.StatusCode == context.Response.StatusCode)
{
path = item.Redirect;
break;
}
}
if (string.IsNullOrEmpty(path))
{
path = customErrors.DefaultRedirect;
}
string path1 = context.Server.MapPath(path);
if (File.Exists(path1))
{
using (FileStream fs = File.Open(path1, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.ReadWrite))
{
StreamReader sr = new StreamReader(fs);
html = sr.ReadToEnd();
}
}
else
{
html = DefaultErrorHtml;
}
context.Response.ClearContent();
context.Response.Clear();
context.Response.StatusCode = code;
context.Response.Write(html);
context.Response.End();
}
}
public override void OnError(HttpContextBase context)
{
Exception e = context.Server.GetLastError().GetBaseException();
HttpException httpException = e as HttpException;
int statusCode = (int)HttpStatusCode.InternalServerError;
// Skip Page Not Found and Service not unavailable from logging
if (httpException != null)
{
statusCode = httpException.GetHttpCode();
if ((statusCode != (int)HttpStatusCode.NotFound) && (statusCode != (int)HttpStatusCode.ServiceUnavailable))
{
Log.Exception(e);
}
}
string redirectUrl = null;
if (context.IsCustomErrorEnabled)
{
CustomErrorsSection section = IoC.Resolve <IConfigurationManager>().GetSection <CustomErrorsSection>("system.web/customErrors");
if (section != null)
{
redirectUrl = section.DefaultRedirect;
if (httpException != null)
{
if (section.Errors.Count > 0)
{
CustomError item = section.Errors[statusCode.ToString(Constants.CurrentCulture)];
if (item != null)
{
redirectUrl = item.Redirect;
}
}
}
}
}
context.Response.Clear();
context.Response.StatusCode = statusCode;
context.Response.TrySkipIisCustomErrors = true;
context.ClearError();
if (!string.IsNullOrEmpty(redirectUrl))
{
context.Server.Transfer(redirectUrl);
}
}
protected override void OnSystemUpgrading(HttpContext context, string html = null, string scriptUrl = null)
{
CustomErrorsSection customErrorsSection = (CustomErrorsSection)ConfigurationManager.GetSection("system.web/customErrors");
if (customErrorsSection.Mode.Equals(CustomErrorsMode.Off) || (customErrorsSection.Mode.Equals(CustomErrorsMode.RemoteOnly) && HttpContext.Current.Request.IsLocal))
{
base.OnSystemUpgrading(context, html, scriptUrl);
}
else
{
DisplayPage(context, SystemRestartingOrUpgradingHtml);
}
}
private string GetCustomError(string statusCode)
{
CustomErrorsSection customErrorsSection = ConfigurationManager.GetSection("system.web/customErrors") as CustomErrorsSection;
if (customErrorsSection != null)
{
CustomError customErrorPage = customErrorsSection.Errors[statusCode];
if (customErrorPage != null)
{
return(customErrorPage.Redirect);
}
}
return(null);
}
/// <summary>
/// Converts from.
/// </summary>
/// <param name="customErrorsSection">The custom errors section.</param>
/// <returns></returns>
public static SiteErrors ConvertFrom(CustomErrorsSection customErrorsSection)
{
var customErrors = new SiteErrors {
DefaultUrl = customErrorsSection.DefaultRedirect
};
foreach (var key in customErrorsSection.Errors.AllKeys)
{
customErrors.Errors.Add(new Error {
StatusCode = key, Url = customErrorsSection.Errors.Get(key).Redirect
});
}
return(customErrors);
}
static string GetCustomError(string code)
{
CustomErrorsSection section = ConfigurationManager.GetSection("system.web/customErrors") as CustomErrorsSection;
if (section != null)
{
CustomError page = section.Errors[code];
if (page != null)
{
return(page.Redirect);
}
}
return(section.DefaultRedirect);
}
/// <summary>
/// 根据CustomeErrors配置获取错误处理页面URL
/// </summary>
/// <param name="customErrorsSection">错误配置节</param>
/// <returns>错误处理页面URL</returns>
public static string GetCustomErrorURL(CustomErrorsSection customErrorsSection)
{
string redirectURL = string.Empty;
if (customErrorsSection.Mode == CustomErrorsMode.On || (customErrorsSection.Mode == CustomErrorsMode.RemoteOnly && !HttpContext.Current.Request.IsLocal))
{
redirectURL = customErrorsSection.DefaultRedirect;
CustomError error = customErrorsSection.Errors[Convert.ToString(HttpContext.Current.Response.StatusCode)];
if (null != error)
{
redirectURL = error.Redirect;
}
}
return(redirectURL);
}
static CustomErrors()
{
_errors = new Hashtable();
CustomErrorsSection section = (CustomErrorsSection)WebConfigurationManager.GetSection("system.web/customErrors");
_mode = section.Mode;
_redirectMode = section.RedirectMode;
_defaultRedirect = section.DefaultRedirect;
foreach (CustomError e in section.Errors)
{
if (!string.IsNullOrEmpty(e.Redirect))
{
_errors.Add(e.StatusCode, e.Redirect);
}
}
_ips = Dns.GetHostAddresses("localhost");
}
private static Func <IHttpHandler> FindHttpHandler(CustomErrorsSection customErrorsSection, string customErrorId)
{
var customErrorsSectionSyn = new CustomErrorsSectionSyn(customErrorsSection);
var customErrorSyn = new CustomErrorSyn(customErrorsSection.Errors[customErrorId]);
Type httpHandlerType = null;
try
{
httpHandlerType = customErrorsSectionSyn.DefaultUrlRoutingType;
if (customErrorSyn.UrlRoutingType != null)
{
httpHandlerType = customErrorSyn.UrlRoutingType;
}
}
catch { }
return(httpHandlerType == null ? (Func <IHttpHandler>)null : () => (IHttpHandler)Activator.CreateInstance(httpHandlerType));
}
