141 lines
3.4 KiB
C#
141 lines
3.4 KiB
C#
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using System.Timers;
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using Aitex.Core.RT.Event;
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using Aitex.Core.Utilities;
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namespace Aitex.Core.Account
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{
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public static class Authorization
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{
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private static Timer _timer;
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private static AuthorizationStatusEnum _status;
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public static string Module { get; set; }
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public static AuthorizationStatusEnum Status => _status;
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public static string AuthorizedAccount { get; private set; }
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public static string AuthorizedIP { get; private set; }
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public static string AuthorizingAccount { get; private set; }
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public static string AuthorizingIP { get; private set; }
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static Authorization()
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{
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_timer = new Timer();
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_status = AuthorizationStatusEnum.NoAuthorization;
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Module = "System";
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AuthorizedAccount = string.Empty;
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AuthorizedIP = string.Empty;
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AuthorizingAccount = string.Empty;
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AuthorizingIP = string.Empty;
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_timer = new Timer(180000.0);
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_timer.AutoReset = false;
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_timer.Elapsed += Timer_Elapsed;
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}
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private static void Timer_Elapsed(object sender, ElapsedEventArgs e)
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{
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if (_status == AuthorizationStatusEnum.Authorizing)
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{
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Grant(isGranted: true);
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}
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}
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public static bool IsAuthorizedAccount(string accountId, string ip)
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{
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if (string.IsNullOrWhiteSpace(AuthorizedAccount))
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{
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EV.PostMessage(Module, EventEnum.AccountWithoutAuthorization, accountId);
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return false;
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}
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if (ip == Network.LocalIP && AuthorizedIP == Network.LocalIP)
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{
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return true;
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}
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if (AuthorizedAccount != accountId)
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{
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EV.PostMessage(Module, EventEnum.AccountWithoutAuthorization, accountId);
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return false;
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}
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return true;
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}
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private static bool CanAutoAuthorize(string accountId, string ip)
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{
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return string.IsNullOrWhiteSpace(AuthorizedAccount) || ip == Network.LocalIP || accountId == AuthorizedAccount;
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}
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public static void Request(string accountId, string ip)
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{
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EV.PostMessage(Module, EventEnum.OperationAuthorization, $"{accountId} 在申请操控权");
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if (CanAutoAuthorize(accountId, ip))
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{
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AuthorizedAccount = accountId;
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AuthorizedIP = ip;
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EV.PostMessage(Module, EventEnum.OperationAuthorization, $"{AuthorizedAccount} 获得操控权");
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_status = AuthorizationStatusEnum.Granted;
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Update();
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}
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else
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{
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AuthorizingAccount = accountId;
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AuthorizingIP = ip;
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_status = AuthorizationStatusEnum.Authorizing;
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Update();
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_timer.Start();
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}
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}
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public static void Abort()
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{
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_timer.Stop();
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_status = AuthorizationStatusEnum.NoAuthorization;
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AuthorizingAccount = string.Empty;
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AuthorizingIP = string.Empty;
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Update();
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}
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public static void Grant(bool isGranted)
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{
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_timer.Stop();
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if (_status != AuthorizationStatusEnum.Granted)
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{
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if (isGranted)
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{
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AuthorizedAccount = AuthorizingAccount;
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AuthorizedIP = AuthorizingIP;
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_status = AuthorizationStatusEnum.Granted;
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EV.PostMessage(Module, EventEnum.OperationAuthorization, $"{AuthorizedAccount} 获得操控权");
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}
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else
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{
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_status = AuthorizationStatusEnum.Rejected;
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EV.PostMessage(Module, EventEnum.OperationAuthorization, $"{AuthorizedAccount} 拒绝转交操控权");
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}
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Update();
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}
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}
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public static void Exit(string accountId)
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{
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if (accountId == AuthorizedAccount)
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{
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AuthorizedAccount = string.Empty;
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AuthorizedIP = string.Empty;
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Abort();
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}
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else if (accountId == AuthorizingAccount)
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{
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Abort();
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}
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}
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private static void Update()
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{
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}
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}
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}
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