aspnetcore/src/Microsoft.AspNetCore.Author.../AuthorizationOptions.cs

78 lines
2.9 KiB
C#

// 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.Collections.Generic;
namespace Microsoft.AspNetCore.Authorization
{
/// <summary>
/// Provides programmatic configuration used by <see cref="IAuthorizationService"/> and <see cref="IAuthorizationPolicyProvider"/>.
/// </summary>
public class AuthorizationOptions
{
private IDictionary<string, AuthorizationPolicy> PolicyMap { get; } = new Dictionary<string, AuthorizationPolicy>(StringComparer.OrdinalIgnoreCase);
/// <summary>
/// The initial default policy is to require any authenticated user
/// </summary>
public AuthorizationPolicy DefaultPolicy { get; set; } = new AuthorizationPolicyBuilder().RequireAuthenticatedUser().Build();
/// <summary>
/// Add an authorization policy with the provided name.
/// </summary>
/// <param name="name">The name of the policy.</param>
/// <param name="policy">The authorization policy.</param>
public void AddPolicy(string name, AuthorizationPolicy policy)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (policy == null)
{
throw new ArgumentNullException(nameof(policy));
}
PolicyMap[name] = policy;
}
/// <summary>
/// Add a policy that is built from a delegate with the provided name.
/// </summary>
/// <param name="name">The name of the policy.</param>
/// <param name="configurePolicy">The delegate that will be used to build the policy.</param>
public void AddPolicy(string name, Action<AuthorizationPolicyBuilder> configurePolicy)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (configurePolicy == null)
{
throw new ArgumentNullException(nameof(configurePolicy));
}
var policyBuilder = new AuthorizationPolicyBuilder();
configurePolicy(policyBuilder);
PolicyMap[name] = policyBuilder.Build();
}
/// <summary>
/// Returns the policy for the specified name, or null if a policy with the name does not exist.
/// </summary>
/// <param name="name">The name of the policy to return.</param>
/// <returns>The policy for the specified name, or null if a policy with the name does not exist.</returns>
public AuthorizationPolicy GetPolicy(string name)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
return PolicyMap.ContainsKey(name) ? PolicyMap[name] : null;
}
}
}