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89 lines
3.2 KiB
C#
89 lines
3.2 KiB
C#
// Kyoo - A portable and vast media library solution.
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// Copyright (c) Kyoo.
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//
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// See AUTHORS.md and LICENSE file in the project root for full license information.
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//
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// Kyoo is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// any later version.
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//
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// Kyoo is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
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using System;
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using Kyoo.Abstractions.Controllers;
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using Microsoft.AspNetCore.Mvc.Filters;
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using Microsoft.Extensions.DependencyInjection;
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namespace Kyoo.Abstractions.Models.Permissions
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{
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/// <summary>
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/// Specify one part of a permissions needed for the API (the kind or the type).
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/// </summary>
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[AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = true)]
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public class PartialPermissionAttribute : Attribute, IFilterFactory
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{
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/// <summary>
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/// The needed permission type.
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/// </summary>
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public string Type { get; }
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/// <summary>
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/// The needed permission kind.
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/// </summary>
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public Kind Kind { get; }
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/// <summary>
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/// Ask a permission to run an action.
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/// </summary>
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/// <remarks>
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/// With this attribute, you can only specify a type or a kind.
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/// To have a valid permission attribute, you must specify the kind and the permission using two attributes.
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/// Those attributes can be dispatched at different places (one on the class, one on the method for example).
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/// If you don't put exactly two of those attributes, the permission attribute will be ill-formed and will
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/// lead to unspecified behaviors.
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/// </remarks>
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/// <param name="type">
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/// The type of the action
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/// (if the type ends with api, it will be removed. This allow you to use nameof(YourApi)).
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/// </param>
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public PartialPermissionAttribute(string type)
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{
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if (type.EndsWith("API", StringComparison.OrdinalIgnoreCase))
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type = type[..^3];
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Type = type.ToLower();
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}
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/// <summary>
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/// Ask a permission to run an action.
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/// </summary>
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/// <remarks>
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/// With this attribute, you can only specify a type or a kind.
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/// To have a valid permission attribute, you must specify the kind and the permission using two attributes.
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/// Those attributes can be dispatched at different places (one on the class, one on the method for example).
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/// If you don't put exactly two of those attributes, the permission attribute will be ill-formed and will
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/// lead to unspecified behaviors.
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/// </remarks>
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/// <param name="permission">The kind of permission needed.</param>
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public PartialPermissionAttribute(Kind permission)
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{
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Kind = permission;
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}
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/// <inheritdoc />
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public IFilterMetadata CreateInstance(IServiceProvider serviceProvider)
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{
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return serviceProvider.GetRequiredService<IPermissionValidator>().Create(this);
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}
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/// <inheritdoc />
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public bool IsReusable => true;
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}
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}
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