// 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.Globalization; using System.Text.Encodings.Web; using Microsoft.AspNetCore.Authentication.OAuth; using Microsoft.AspNetCore.Builder; using Microsoft.AspNetCore.DataProtection; using Microsoft.AspNetCore.Http; using Microsoft.Extensions.Logging; using Microsoft.Extensions.Options; namespace Microsoft.AspNetCore.Authentication.WeChat { /// <summary> /// An ASP.NET Core middleware for authenticating users using WeChat. /// </summary> public class WeChatMiddleware : OAuthMiddleware<WeChatOptions> { /// <summary> /// Initializes a new <see cref="WeChatMiddleware"/>. /// </summary> /// <param>The next middleware in the HTTP pipeline to invoke.</param> /// <param></param> /// <param></param> /// <param></param> /// <param></param> /// <param>Configuration options for the middleware.</param> public WeChatMiddleware( RequestDelegate next, IDataProtectionProvider dataProtectionProvider, ILoggerFactory loggerFactory, UrlEncoder encoder, IOptions<SharedAuthenticationOptions> sharedOptions, IOptions<WeChatOptions> options) : base(next, dataProtectionProvider, loggerFactory, encoder, sharedOptions, options) { if (next == null) { throw new ArgumentNullException(nameof(next)); } if (dataProtectionProvider == null) { throw new ArgumentNullException(nameof(dataProtectionProvider)); } if (loggerFactory == null) { throw new ArgumentNullException(nameof(loggerFactory)); } if (encoder == null) { throw new ArgumentNullException(nameof(encoder)); } if (sharedOptions == null) { throw new ArgumentNullException(nameof(sharedOptions)); } if (options == null) { throw new ArgumentNullException(nameof(options)); } if (string.IsNullOrEmpty(Options.AppId)) { throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, nameof(Options.AppId))); } if (string.IsNullOrEmpty(Options.AppSecret)) { throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, nameof(Options.AppSecret))); } } /// <summary> /// Provides the <see cref="AuthenticationHandler{T}"/> object for processing authentication-related requests. /// </summary> /// <returns>An <see cref="AuthenticationHandler{T}"/> configured with the <see cref="WeChatOptions"/> supplied to the constructor.</returns> protected override AuthenticationHandler<WeChatOptions> CreateHandler() { return new WeChatHandler(Backchannel); } } }
WeChatOptions.cs