using HMI.Core.Entity;
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using HMI.Core.Setting;
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using HMI.Core.Util;
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using HMI.UI.DpUtil;
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using HMI.UI.Util;
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using log4net;
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using Panuon.WPF.UI;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.IO;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Media.Imaging;
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using System.Windows.Threading;
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using WPFProject.Utils;
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namespace WPFProject
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{
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public class LoginException : Exception
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{
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public LoginException(string message) : base(message)
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{
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}
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}
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/// <summary>
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/// Login.xaml 的交互逻辑
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/// </summary>
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public partial class Login : WindowX
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{
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private ILog log;
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public Login()
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{
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log = LogManager.GetLogger("Login");
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InitializeComponent();
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logoImage.Source = new BitmapImage(new Uri(Path.Combine(PathHelper.IconFolder,
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SystemSetting.Instance.LoginLogoPath ?? "LoginLogo.png")));
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}
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private static readonly Encryptor encryptor = new Encryptor("aB3dE5fG7hI9jjK1lMnOpQrS2tUvWxYz",
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"8Wq9RsT4vYx6ZuB1");
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private void Button_Click(object sender, RoutedEventArgs e)
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{
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if (FormGroupHelper.ValidateForm(formPanel))
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{
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ButtonHelper.SetIsPending(BtnLogin, true);
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string username = TbAccount.Text;
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string password = PwdPassword.Password;
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bool rememberMe = SwRememberMe.IsChecked == true;
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Task.Run(() =>
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{
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DoLogin(username, password, rememberMe);
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});
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}
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}
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private List<PermissionData> SelectPermission(string username, SqliteHelper sqliteHelper, out List<PermissionData> allPermission)
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{
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List<PermissionData> data = new List<PermissionData>();
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allPermission = new List<PermissionData>();
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Dictionary<string, PermissionData> cache = new Dictionary<string, PermissionData>();
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try
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{
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string sql = $@"SELECT DISTINCT m.* FROM menu AS m INNER JOIN role_menu_rel AS rrel ON m.code = rrel.menuCode
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INNER JOIN role AS r ON rrel.roleCode = r.code
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INNER JOIN user_role_rel AS urel ON r.code = urel.roleCode
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AND urel.username = '{username}' ORDER BY m.level,m.sort, m.id;";
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DataTable dt = sqliteHelper.GetDataTable(sql);
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if (dt != null)
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{
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foreach (DataRow dr in dt.Rows)
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{
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string path = Path.Combine(PathHelper.IconFolder, dr["iconPath"].ToString());
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var menu = new PermissionData
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{
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Code = dr["code"].ToString(),
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Name = dr["name"].ToString(),
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Type = dr["type"].ToString(),
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ParentCode = dr["parentCode"].ToString(),
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DllPath = dr["dllPath"].ToString(),
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ClassName = dr["className"].ToString(),
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IconFont = dr["icon"].ToString()
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};
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cache[menu.Code] = menu;
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allPermission.Add(menu);
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if (!cache.ContainsKey(menu.ParentCode))
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{
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data.Add(menu);
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}
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else
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{
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cache[menu.ParentCode].Children.Add(menu);
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}
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}
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}
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}
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catch (Exception ex)
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{
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//LoadMessageAppend?.Invoke(this, ex.Message);
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}
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return data;
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}
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private void DoLogin(string username, string password, bool rememberMe)
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{
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try
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{
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using (SqliteHelper helper = new SqliteHelper(PathHelper.DatabasePath))
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{
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string sql = $"SELECT id,code,username,password,name From user WHERE username='{username}' and password='{password}'";
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DataTable dt = helper.GetDataTable(sql);
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if (dt == null || dt.Rows.Count <= 0)
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{
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throw new LoginException(LangUtil.Get("App.ErrorUsernameOrPassword"));
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}
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List<PermissionData> permissions = SelectPermission(username, helper, out List<PermissionData> allPermission);
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UserInfo user = new UserInfo(
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dt.Rows[0]["id"].ToString(),
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dt.Rows[0]["code"].ToString(),
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dt.Rows[0]["username"].ToString(),
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dt.Rows[0]["name"].ToString(),
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permissions,
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allPermission,
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dt.Rows[0]["password"].ToString()
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);
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UserInfo.Login(user);
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if (rememberMe)
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{
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// 记住登录操作
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string userToken =
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JsonUtil.Serialize(
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new UserInfo(null, user.Code, user.Username, user.Name, null, null,
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dt.Rows[0]["password"].ToString()));
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// 存储数据
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BinUtil.SaveStrToBin(encryptor.Encrypt(userToken),
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Path.Combine(PathHelper.DatabaseFolder, "user.bin"));
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}
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Dispatcher.Invoke(() =>
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{
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LoadingWindow loading = new LoadingWindow();
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loading.Show();
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this.Closed -= window_Closed;
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this.Close();
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});
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}
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}
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catch (Exception ex)
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{
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if (!(ex is LoginException)) log.Error("Login Failed.", ex);
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Dispatcher.Invoke(() =>
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{
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ToastHelper.Error(this, $"{LangUtil.Get("App.LoginFailed")}: {ex.Message}");
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});
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}
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finally
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{
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Dispatcher.Invoke(() =>
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{
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ButtonHelper.SetIsPending(BtnLogin, false);
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});
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}
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}
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/// <summary>
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/// 渲染完成后，尝试自动登录
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void WindowX_ContentRendered(object sender, EventArgs e)
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{
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string userToken = string.Empty;
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if (BinUtil.LoadStrFromBin(ref userToken, Path.Combine(PathHelper.DatabaseFolder, "user.bin")))
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{
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userToken = encryptor.Decrypt(userToken);
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UserInfo userInfo = JsonUtil.Deserialize<UserInfo>(userToken);
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TbAccount.Text = userInfo.Username;
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PwdPassword.Password = userInfo.Password;
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SwRememberMe.IsChecked = true;
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Button_Click(null, null);
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}
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}
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private void window_Closed(object sender, EventArgs e)
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{
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Application.Current.Shutdown();
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}
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private void SwRememberMe_Unchecked(object sender, RoutedEventArgs e)
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{
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string path = Path.Combine(PathHelper.DatabaseFolder, "user.bin");
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if (File.Exists(path))
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{
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File.Delete(path);
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}
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}
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}
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}
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