VLCPlay/Register.cs

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using Microsoft.Win32;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Management;
using System.Text;
using System.Text.RegularExpressions;
using System.Windows.Forms;
using VLCPlay.Code;

namespace VLCPlay
{
    public partial class Register : Form
    {
        public Register()
        {
            InitializeComponent();
        }
        string PrivateKey = "gHGVZ6eAohN268h3FNF7qiI7HGCLJHzakTc5Ls91hqUXZrQq40h/3MdGZ58+gtOEsNBoD3rMxQsVBuBRi5ON8+dYHD8asKemRl+mF6plZB5d+CmS8OmyUp8AZkXfTX3rLdZCh/mwNkfum83ZY0SjgtB9tvjPV8wKRjg4sz77BejVz+/Ro5/8thKSsSbVCJAw10FQlSN70fgbEoRSsv4tXt+GkoHuMIVVRRvjaFslyx8seusVGDVCgsAE9UiajlwHrqa6nJTMZHY3Mg1iqA0I/DggEX6gZBJCKQDH1kgInVTyKwbNWHCGoOJLzArM37of3lwnPgjB31/64mvsC2vl2TU=";
        string PublicKeyDate = "AwEAAexW1/UNChUjnT2LoYSVv2+IW7ag86Wpr/VPQRhifkH8+RA4NGTkSjZNLgQkb5rFbzhMff5DH84UVaP6GhE+KkO9+8mZhRouKTfeubnB/B8UA8/PYVSFitlAlgbKhkYA37XsGQ1p+04dpQdpLNEmrwu4GK2vPdQW8zAL7FBYZ6id";
        string strEncryptDate = string.Empty;
        List<String> strSQL = new List<String>();
        string disk = string.Empty;
        string cpu = string.Empty;
        int resultCount = 0;
        string[] strDecry;
        double currentDate = 0;
        double currentDateTwo = 0;
        string serviceDate = string.Empty;
        private void closelabel_Click(object sender, EventArgs e)
        {
            Close();
        }

        private void btnCopy_Click(object sender, EventArgs e)
        {
            Clipboard.SetDataObject(txtJiQi.Text);
        }

        private void btRegister_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(txtJiQi.Text))
            {
                MessageBox.Show("机器码为空");
            }
            if (string.IsNullOrEmpty(txtZhuCe.Text))
            {
                MessageBox.Show("注册码为空");
                return;
            }

            strDecry = RSAHelper.DecryptString(txtZhuCe.Text, PrivateKey).Split('_');
            if (strDecry.Length == 5)
            {
                if (IsNumeric(strDecry[0]) && IsNumeric(strDecry[1]) && IsNumeric(strDecry[4]))
                {
                    currentDate = Convert.ToDouble(DateTime.Now.ToString("yyyyMMdd"));