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47 lines
1.7 KiB
47 lines
1.7 KiB
/*
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* Licensed under the Apache License, Version 2.0 (http://www.apache.org/licenses/LICENSE-2.0)
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* See https://github.com/openiddict/openiddict-core for more information concerning
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* the license and the contributors participating to this project.
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*/
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using System;
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using JetBrains.Annotations;
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using Microsoft.AspNetCore.Mvc;
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using OpenIddict.Mvc;
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namespace Microsoft.Extensions.DependencyInjection
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{
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public static class OpenIddictExtensions
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{
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/// <summary>
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/// Registers the ASP.NET Core MVC model binders used by OpenIddict.
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/// </summary>
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/// <param name="builder">The services builder used by OpenIddict to register new services.</param>
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/// <remarks>This extension can be safely called multiple times.</remarks>
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/// <returns>The <see cref="OpenIddictServerBuilder"/>.</returns>
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public static OpenIddictServerBuilder AddMvcBinders([NotNull] this OpenIddictServerBuilder builder)
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{
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if (builder == null)
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{
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throw new ArgumentNullException(nameof(builder));
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}
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builder.Services.Configure<MvcOptions>(options =>
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{
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// Skip the binder registration if it was already added to the providers collection.
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for (var index = 0; index < options.ModelBinderProviders.Count; index++)
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{
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var provider = options.ModelBinderProviders[index];
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if (provider is OpenIddictModelBinder)
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{
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return;
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}
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}
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options.ModelBinderProviders.Insert(0, new OpenIddictModelBinder());
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});
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return builder;
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}
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}
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}
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