1.0AuthenticationHttpContextExtensions--HttpContext 扩展函数【IAuthenticationService】

AuthenticationHttpContextExtensions

 

using System.Security.Claims;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;

namespace Microsoft.AspNetCore.Authentication
{
    /// <summary>
    /// Extension methods to expose Authentication on HttpContext.
    /// </summary>
    public static class AuthenticationHttpContextExtensions
    {
        /// <summary>
        /// Authenticate the current request using the default authentication scheme.
        /// The default authentication scheme can be configured using <see cref="AuthenticationOptions.DefaultAuthenticateScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <returns>The <see cref="AuthenticateResult"/>.</returns>
        public static Task<AuthenticateResult> AuthenticateAsync(this HttpContext context) =>
            context.AuthenticateAsync(scheme: null);

        /// <summary>
        /// Authenticate the current request using the specified scheme.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <returns>The <see cref="AuthenticateResult"/>.</returns>
        public static Task<AuthenticateResult> AuthenticateAsync(this HttpContext context, string? scheme) =>
            context.RequestServices.GetRequiredService<IAuthenticationService>().AuthenticateAsync(context, scheme);

        /// <summary>
        /// Challenge the current request using the specified scheme.
        /// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <returns>The result.</returns>
        public static Task ChallengeAsync(this HttpContext context, string? scheme) =>
            context.ChallengeAsync(scheme, properties: null);

        /// <summary>
        /// Challenge the current request using the default challenge scheme.
        /// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
        /// The default challenge scheme can be configured using <see cref="AuthenticationOptions.DefaultChallengeScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <returns>The task.</returns>
        public static Task ChallengeAsync(this HttpContext context) =>
            context.ChallengeAsync(scheme: null, properties: null);

        /// <summary>
        /// Challenge the current request using the default challenge scheme.
        /// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
        /// The default challenge scheme can be configured using <see cref="AuthenticationOptions.DefaultChallengeScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task ChallengeAsync(this HttpContext context, AuthenticationProperties? properties) =>
            context.ChallengeAsync(scheme: null, properties: properties);

        /// <summary>
        /// Challenge the current request using the specified scheme.
        /// An authentication challenge can be issued when an unauthenticated user requests an endpoint that requires authentication.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task ChallengeAsync(this HttpContext context, string? scheme, AuthenticationProperties? properties) =>
            context.RequestServices.GetRequiredService<IAuthenticationService>().ChallengeAsync(context, scheme, properties);

        /// <summary>
        /// Forbid the current request using the specified scheme.
        /// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <returns>The task.</returns>
        public static Task ForbidAsync(this HttpContext context, string? scheme) =>
            context.ForbidAsync(scheme, properties: null);

        /// <summary>
        /// Forbid the current request using the default forbid scheme.
        /// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
        /// The default forbid scheme can be configured using <see cref="AuthenticationOptions.DefaultForbidScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <returns>The task.</returns>
        public static Task ForbidAsync(this HttpContext context) =>
            context.ForbidAsync(scheme: null, properties: null);

        /// <summary>
        /// Forbid the current request using the default forbid scheme.
        /// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
        /// The default forbid scheme can be configured using <see cref="AuthenticationOptions.DefaultForbidScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task ForbidAsync(this HttpContext context, AuthenticationProperties? properties) =>
            context.ForbidAsync(scheme: null, properties: properties);

        /// <summary>
        /// Forbid the current request using the specified scheme.
        /// Forbid is used when an authenticated user attempts to access a resource they are not permitted to access.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task ForbidAsync(this HttpContext context, string? scheme, AuthenticationProperties? properties) =>
            context.RequestServices.GetRequiredService<IAuthenticationService>().ForbidAsync(context, scheme, properties);

        /// <summary>
        /// Sign in a principal for the specified scheme.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <param name="principal">The user.</param>
        /// <returns>The task.</returns>
        public static Task SignInAsync(this HttpContext context, string? scheme, ClaimsPrincipal principal) =>
            context.SignInAsync(scheme, principal, properties: null);

        /// <summary>
        /// Sign in a principal for the default authentication scheme.
        /// The default scheme for signing in can be configured using <see cref="AuthenticationOptions.DefaultSignInScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="principal">The user.</param>
        /// <returns>The task.</returns>
        public static Task SignInAsync(this HttpContext context, ClaimsPrincipal principal) =>
            context.SignInAsync(scheme: null, principal: principal, properties: null);

        /// <summary>
        /// Sign in a principal for the default authentication scheme.
        /// The default scheme for signing in can be configured using <see cref="AuthenticationOptions.DefaultForbidScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="principal">The user.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task SignInAsync(this HttpContext context, ClaimsPrincipal principal, AuthenticationProperties? properties) =>
            context.SignInAsync(scheme: null, principal: principal, properties: properties);

        /// <summary>
        /// Sign in a principal for the specified scheme.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <param name="principal">The user.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task SignInAsync(this HttpContext context, string? scheme, ClaimsPrincipal principal, AuthenticationProperties? properties) =>
            context.RequestServices.GetRequiredService<IAuthenticationService>().SignInAsync(context, scheme, principal, properties);

        /// <summary>
        /// Sign out a principal for the default authentication scheme.
        /// The default scheme for signing out can be configured using <see cref="AuthenticationOptions.DefaultSignOutScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <returns>The task.</returns>
        public static Task SignOutAsync(this HttpContext context) => context.SignOutAsync(scheme: null, properties: null);

        /// <summary>
        /// Sign out a principal for the default authentication scheme.
        /// The default scheme for signing out can be configured using <see cref="AuthenticationOptions.DefaultSignOutScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task SignOutAsync(this HttpContext context, AuthenticationProperties? properties) => context.SignOutAsync(scheme: null, properties: properties);

        /// <summary>
        /// Sign out a principal for the specified scheme.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <returns>The task.</returns>
        public static Task SignOutAsync(this HttpContext context, string? scheme) => context.SignOutAsync(scheme, properties: null);

        /// <summary>
        /// Sign out a principal for the specified scheme.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <param name="properties">The <see cref="AuthenticationProperties"/> properties.</param>
        /// <returns>The task.</returns>
        public static Task SignOutAsync(this HttpContext context, string? scheme, AuthenticationProperties? properties) =>
            context.RequestServices.GetRequiredService<IAuthenticationService>().SignOutAsync(context, scheme, properties);

        /// <summary>
        /// Authenticates the request using the specified scheme and returns the value for the token.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="scheme">The name of the authentication scheme.</param>
        /// <param name="tokenName">The name of the token.</param>
        /// <returns>The value of the token if present.</returns>
        public static Task<string?> GetTokenAsync(this HttpContext context, string? scheme, string tokenName) =>
            context.RequestServices.GetRequiredService<IAuthenticationService>().GetTokenAsync(context, scheme, tokenName);

        /// <summary>
        /// Authenticates the request using the default authentication scheme and returns the value for the token.
        /// The default authentication scheme can be configured using <see cref="AuthenticationOptions.DefaultAuthenticateScheme"/>.
        /// </summary>
        /// <param name="context">The <see cref="HttpContext"/> context.</param>
        /// <param name="tokenName">The name of the token.</param>
        /// <returns>The value of the token if present.</returns>
        public static Task<string?> GetTokenAsync(this HttpContext context, string tokenName) =>
            context.RequestServices.GetRequiredService<IAuthenticationService>().GetTokenAsync(context, tokenName);
    }
}

 

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