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/*
* Copyright (c) 2023 Vaughn Nugent
*
* Library: VNLib
* Package: VNLib.Plugins.Extensions.Loading
* File: UserManager.cs
*
* UserManager.cs is part of VNLib.Plugins.Extensions.Loading which is part of the larger
* VNLib collection of libraries and utilities.
*
* VNLib.Plugins.Extensions.Loading is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* VNLib.Plugins.Extensions.Loading is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see https://www.gnu.org/licenses/.
*/
using System;
using System.Threading;
using System.Threading.Tasks;
using VNLib.Utils;
using VNLib.Utils.Memory;
using VNLib.Utils.Logging;
using VNLib.Plugins.Essentials.Users;
namespace VNLib.Plugins.Extensions.Loading.Users
{
/// <summary>
/// Provides a singleton <see cref="IUserManager"/> service that dynamically loads
/// a user manager for the plugin.
/// </summary>
[ConfigurationName("users", Required = false)]
public class UserManager : IUserManager
{
public const string USER_CUSTOM_ASSEMBLY = "custom_assembly";
public const string DEFAULT_USER_ASM = "VNLib.Plugins.Essentials.Users.dll";
private readonly IUserManager _dynamicLoader;
public UserManager(PluginBase plugin)
{
//Load the default user assembly
_dynamicLoader = LoadUserAssembly(plugin, DEFAULT_USER_ASM);
}
public UserManager(PluginBase plugin, IConfigScope config)
{
//Get the service configuration
string customAsm = config[USER_CUSTOM_ASSEMBLY].GetString() ?? DEFAULT_USER_ASM;
//Load the assembly
_dynamicLoader = LoadUserAssembly(plugin, customAsm);
}
private static IUserManager LoadUserAssembly(PluginBase plugin, string customAsm)
{
//Try to load a custom assembly
IUserManager externManager = plugin.CreateServiceExternal<IUserManager>(customAsm);
if (plugin.IsDebug())
{
plugin.Log.Debug("Loading user manager from assembly {name}", externManager.GetType().AssemblyQualifiedName);
}
return externManager;
}
///<inheritdoc/>
public Task<IUser> CreateUserAsync(string userid, string emailAddress, ulong privilages, PrivateString passHash, CancellationToken cancellation = default)
{
return _dynamicLoader.CreateUserAsync(userid, emailAddress, privilages, passHash, cancellation);
}
///<inheritdoc/>
public Task<IUser?> GetUserAndPassFromEmailAsync(string emailAddress, CancellationToken cancellationToken = default)
{
return _dynamicLoader.GetUserAndPassFromEmailAsync(emailAddress, cancellationToken);
}
///<inheritdoc/>
public Task<IUser?> GetUserAndPassFromIDAsync(string userid, CancellationToken cancellation = default)
{
return _dynamicLoader.GetUserAndPassFromIDAsync(userid, cancellation);
}
///<inheritdoc/>
public Task<long> GetUserCountAsync(CancellationToken cancellation = default)
{
return _dynamicLoader.GetUserCountAsync(cancellation);
}
///<inheritdoc/>
public Task<IUser?> GetUserFromEmailAsync(string emailAddress, CancellationToken cancellationToken = default)
{
return _dynamicLoader.GetUserFromEmailAsync(emailAddress, cancellationToken);
}
///<inheritdoc/>
public Task<IUser?> GetUserFromIDAsync(string userId, CancellationToken cancellationToken = default)
{
return _dynamicLoader.GetUserFromIDAsync(userId, cancellationToken);
}
///<inheritdoc/>
public Task<ERRNO> UpdatePassAsync(IUser user, PrivateString newPass, CancellationToken cancellation = default)
{
return _dynamicLoader.UpdatePassAsync(user, newPass, cancellation);
}
}
}
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