65 lines
1.6 KiB
C#
65 lines
1.6 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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using Diplom_O.DataBase;
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using System.Security.Cryptography;
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namespace Diplom_O
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{
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public partial class LoginForm : Form
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{
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public bool isCanceled = false;
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public LoginForm()
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{
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InitializeComponent();
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try
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{
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loginBox.Items.Clear();
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var userList = FuncDB.UserList();
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foreach (var usr in userList)
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loginBox.Items.Add(usr.Login);
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if (loginBox.Items.Count > 0)
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loginBox.SelectedIndex = 0;
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}
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catch (Exception e)
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{
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this.ShowError(errorLabel, e.Message);
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workButton.Enabled = false;
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}
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}
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private void workButton_Click(object sender, EventArgs e)
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{
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try
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{
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var _user = FuncDB.UserGetByLogin((string)loginBox.Text);
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if (_user == null)
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throw new Exception("Пользователя не существует.");
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if (_user.Pass != textBox1.Text)
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throw new Exception("Не верный пароль.");
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byte[] pass_bytes = Encoding.ASCII.GetBytes(textBox1.Text);
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var pass_hash_bytes = new MD5CryptoServiceProvider().ComputeHash(pass_bytes);
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_user.Pass = Encoding.ASCII.GetString(pass_hash_bytes);
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this.SetUser(_user);
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this.SetNextForm(_user.Default);
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this.Close();
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}
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catch (Exception ex)
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{
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this.ShowError(errorLabel, ex.Message);
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}
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}
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private void canceledButton_Click(object sender, EventArgs e)
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{
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isCanceled = true;
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this.Close();
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}
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}
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}
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