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CookieAuthenticationEvents.cs
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CookieAuthenticationEvents.cs
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// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
namespace Microsoft.AspNetCore.Authentication.Cookies
{
/// <summary>
/// This default implementation of the ICookieAuthenticationEvents may be used if the
/// application only needs to override a few of the interface methods. This may be used as a base class
/// or may be instantiated directly.
/// </summary>
public class CookieAuthenticationEvents
{
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<CookieValidatePrincipalContext, Task> OnValidatePrincipal { get; set; } = context => Task.CompletedTask;
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<CookieSigningInContext, Task> OnSigningIn { get; set; } = context => Task.CompletedTask;
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<CookieSignedInContext, Task> OnSignedIn { get; set; } = context => Task.CompletedTask;
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<CookieSigningOutContext, Task> OnSigningOut { get; set; } = context => Task.CompletedTask;
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<RedirectContext<CookieAuthenticationOptions>, Task> OnRedirectToLogin { get; set; } = context =>
{
if (IsAjaxRequest(context.Request))
{
context.Response.Headers["Location"] = context.RedirectUri;
context.Response.StatusCode = 401;
}
else
{
context.Response.Redirect(context.RedirectUri);
}
return Task.CompletedTask;
};
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<RedirectContext<CookieAuthenticationOptions>, Task> OnRedirectToAccessDenied { get; set; } = context =>
{
if (IsAjaxRequest(context.Request))
{
context.Response.Headers["Location"] = context.RedirectUri;
context.Response.StatusCode = 403;
}
else
{
context.Response.Redirect(context.RedirectUri);
}
return Task.CompletedTask;
};
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<RedirectContext<CookieAuthenticationOptions>, Task> OnRedirectToLogout { get; set; } = context =>
{
if (IsAjaxRequest(context.Request))
{
context.Response.Headers["Location"] = context.RedirectUri;
}
else
{
context.Response.Redirect(context.RedirectUri);
}
return Task.CompletedTask;
};
/// <summary>
/// A delegate assigned to this property will be invoked when the related method is called.
/// </summary>
public Func<RedirectContext<CookieAuthenticationOptions>, Task> OnRedirectToReturnUrl { get; set; } = context =>
{
if (IsAjaxRequest(context.Request))
{
context.Response.Headers["Location"] = context.RedirectUri;
}
else
{
context.Response.Redirect(context.RedirectUri);
}
return Task.CompletedTask;
};
private static bool IsAjaxRequest(HttpRequest request)
{
return string.Equals(request.Query["X-Requested-With"], "XMLHttpRequest", StringComparison.Ordinal) ||
string.Equals(request.Headers["X-Requested-With"], "XMLHttpRequest", StringComparison.Ordinal);
}
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public virtual Task ValidatePrincipal(CookieValidatePrincipalContext context) => OnValidatePrincipal(context);
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context"></param>
public virtual Task SigningIn(CookieSigningInContext context) => OnSigningIn(context);
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context"></param>
public virtual Task SignedIn(CookieSignedInContext context) => OnSignedIn(context);
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context"></param>
public virtual Task SigningOut(CookieSigningOutContext context) => OnSigningOut(context);
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context">Contains information about the event</param>
public virtual Task RedirectToLogout(RedirectContext<CookieAuthenticationOptions> context) => OnRedirectToLogout(context);
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context">Contains information about the event</param>
public virtual Task RedirectToLogin(RedirectContext<CookieAuthenticationOptions> context) => OnRedirectToLogin(context);
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context">Contains information about the event</param>
public virtual Task RedirectToReturnUrl(RedirectContext<CookieAuthenticationOptions> context) => OnRedirectToReturnUrl(context);
/// <summary>
/// Implements the interface method by invoking the related delegate method.
/// </summary>
/// <param name="context">Contains information about the event</param>
public virtual Task RedirectToAccessDenied(RedirectContext<CookieAuthenticationOptions> context) => OnRedirectToAccessDenied(context);
}
}