108 lines
3.5 KiB
C#
Executable File
108 lines
3.5 KiB
C#
Executable File
using MongoDB.Driver;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text;
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namespace ET
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{
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public static class AccountHelper
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{
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private static Dictionary<string, int> accountRegisterCount = new();
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public static async ETTask<int> GetFirbiddenIpCount(string ip)
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{
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List<ForbiddenIP> list = await DBComponent.Instance.QueryFilter(Builders<ForbiddenIP>.Filter.Eq(t => t.Ip, ip));
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if (list == null || list.Count == 0)
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{
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return 0;
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}
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ForbiddenIP forbiddenIP = list[0];
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return forbiddenIP.count;
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}
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public static string GetPlayerFormatName(this long id)
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{
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return $"【{UserComponent.Instance.Get(id)?.NickName}({id})】";
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}
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public static async ETTask CheckIdentify(Account account,string identify)
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{
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account.identifyList ??= new();
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byte[] bytes = Encoding.UTF8.GetBytes(identify);
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Utility.Encryption.GetSelfXorBytes(bytes, CryptionHelper.GetXorKey());
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string _key = Encoding.UTF8.GetString(bytes);
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account.identifyList.Add(_key);
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await DBComponent.Instance.Save(account);
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}
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public static bool CanRegister(string identify)
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{
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byte[] bytes = Encoding.UTF8.GetBytes(identify);
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Utility.Encryption.GetSelfXorBytes(bytes, CryptionHelper.GetXorKey());
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string _key = Encoding.UTF8.GetString(bytes);
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var arr = _key.Split('+');
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string strCount1 = arr[0];
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string strCount2 = arr[4];
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string strCount3 = arr[6];
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string strValue1 = arr[1];
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string strValue2 = arr[5];
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string strValue3 = arr[7];
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if (!int.TryParse(strCount1, out int count1) ||!int.TryParse(strCount2, out int count2)||!int.TryParse(strCount3, out int count3))
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return false;
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if (count1 != strValue1.Length || count2 != strValue2.Length || count3 != strValue3.Length)
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return false;
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if (accountRegisterCount.TryGetValue(_key, out var count))
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{
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if (count >= 10) return false;
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}
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return true;
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}
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public static void Refresh()
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{
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accountRegisterCount.Clear();
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}
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}
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public sealed class SecurityUtil
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{
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public class SecurityData
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{
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public byte[] xorScale;
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}
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private static readonly byte[] xorScale;
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static SecurityUtil()
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{
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if (xorScale == null)
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{
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string path = Path.Combine(Environment.CurrentDirectory, "../Release/key");
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string str = File.ReadAllText(path);
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SecurityData data = MongoHelper.FromJson<SecurityData>(str);
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xorScale = data.xorScale;
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}
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}
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/// <summary>
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/// 对数组进行异或
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/// </summary>
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/// <param name="buffer"></param>
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/// <returns></returns>
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public static byte[] Xor(byte[] buffer)
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{
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//------------------
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//第3步：xor解密
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//------------------
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int iScaleLen = xorScale.Length;
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for (int i = 0; i < buffer.Length; i++)
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{
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buffer[i] = (byte)(buffer[i] ^ xorScale[i % iScaleLen]);
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}
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return buffer;
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}
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}
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}
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