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source: stable/HeuristicLab.Clients.Access.Views/3.3/UserViews/ChangePasswordDialog.cs @ 10263

Last change on this file since 10263 was 9456, checked in by swagner, 12 years ago

Updated copyright year and added some missing license headers (#1889)

File size: 6.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23using System.Windows.Forms;
24using HeuristicLab.Clients.Common;
25using CcSettings = HeuristicLab.Clients.Common.Properties;
26
27namespace HeuristicLab.Clients.Access.Views {
28  public partial class ChangePasswordDialog : Form {
29    public ChangePasswordDialog() {
30      InitializeComponent();
31    }
32
33    private void cancelButton_Click(object sender, System.EventArgs e) {
34      Close();
35    }
36
37    private void changePasswordButton_Click(object sender, System.EventArgs e) {
38      SaveUserPasswordConfig();
39      DisplayProgressBar();
40      ExecuteActionAsync(UpdatePassword);
41    }
42
43    private void UpdatePassword() {
44      UserInformation.Instance.Refresh();
45
46      if (!UserInformation.Instance.UserExists) {
47        MessageBox.Show("Couldn't fetch user information from the server." + Environment.NewLine + "Please verify that you have an existing user and that your user name and password is correct. ", "HeuristicLab Access Service", MessageBoxButtons.OK, MessageBoxIcon.Error);
48      } else {
49        bool result = AccessClient.CallAccessService<bool>(x => x.ChangePassword(UserInformation.Instance.User.Id, oldPasswordTextBox.Text, newPasswordTextBox.Text));
50        if (result) {
51          MessageBox.Show("Password change successfull.", "HeuristicLab Access Service", MessageBoxButtons.OK, MessageBoxIcon.Information);
52          SaveNewUserPasswordConfig();
53          Close();
54        } else {
55          MessageBox.Show("Password change failed. " + Environment.NewLine + "Please check the entered passwords to conform with the passwords standards.", "HeuristicLab Access Service", MessageBoxButtons.OK, MessageBoxIcon.Error);
56        }
57      }
58    }
59
60    private void SaveUserPasswordConfig() {
61      CcSettings.Settings.Default.UserName = userNameTextBox.Text;
62      CcSettings.Settings.Default.SavePassword = savePasswordCheckBox.Checked;
63      CcSettings.Settings.Default.Password = string.Empty;
64      CcSettings.Settings.Default.Save();
65      CcSettings.Settings.Default.Password = CryptoService.EncryptString(oldPasswordTextBox.Text);
66      if (savePasswordCheckBox.Checked)
67        CcSettings.Settings.Default.Save();
68    }
69
70    private void SaveNewUserPasswordConfig() {
71      CcSettings.Settings.Default.Password = CryptoService.EncryptString(newPasswordTextBox.Text);
72      if (savePasswordCheckBox.Checked)
73        CcSettings.Settings.Default.Save();
74    }
75
76    private void DisplayProgressBar() {
77      progressBar.Visible = true;
78      progressBar.Style = ProgressBarStyle.Marquee;
79      progressBar.Value = 0;
80    }
81
82    private void HideProgressBar() {
83      progressBar.Visible = false;
84    }
85
86    private void ChangePasswordDialog_Load(object sender, EventArgs e) {
87      userNameTextBox.Text = CcSettings.Settings.Default.UserName;
88      oldPasswordTextBox.Text = CryptoService.DecryptString(CcSettings.Settings.Default.Password);
89      savePasswordCheckBox.Checked = CcSettings.Settings.Default.SavePassword;
90    }
91
92    public void ExecuteActionAsync(Action action) {
93      var call = new Func<Exception>(delegate() {
94        try {
95          action();
96        }
97        catch (Exception ex) {
98          return ex;
99        }
100        finally {
101          HideProgressBar();
102        }
103        return null;
104      });
105      call.BeginInvoke(delegate(IAsyncResult result) {
106        Exception ex = call.EndInvoke(result);
107        if (ex != null) PluginInfrastructure.ErrorHandling.ShowErrorDialog(ex);
108      }, null);
109    }
110
111    #region validation events
112    private void userNameTextBox_Validating(object sender, System.ComponentModel.CancelEventArgs e) {
113      if (userNameTextBox.Text == string.Empty) {
114        e.Cancel = true;
115        errorProvider.SetError(userNameTextBox, "Please enter a user name");
116      }
117    }
118
119    private void userNameTextBox_Validated(object sender, EventArgs e) {
120      errorProvider.SetError(userNameTextBox, string.Empty);
121    }
122
123    private void oldPasswordTextBox_Validated(object sender, EventArgs e) {
124      errorProvider.SetError(oldPasswordTextBox, string.Empty);
125    }
126
127    private void oldPasswordTextBox_Validating(object sender, System.ComponentModel.CancelEventArgs e) {
128      if (oldPasswordTextBox.Text == string.Empty) {
129        e.Cancel = true;
130        errorProvider.SetError(oldPasswordTextBox, "Please enter a password");
131      }
132    }
133
134    private void newPasswordTextBox_Validating(object sender, System.ComponentModel.CancelEventArgs e) {
135      if (newPasswordTextBox.Text == string.Empty) {
136        e.Cancel = true;
137        errorProvider.SetError(newPasswordTextBox, "Please enter a new password");
138      }
139    }
140
141    private void newPasswordTextBox_Validated(object sender, EventArgs e) {
142      errorProvider.SetError(newPasswordTextBox, string.Empty);
143    }
144
145    private void retypedNewPasswordtextBox_Validated(object sender, EventArgs e) {
146      errorProvider.SetError(retypedNewPasswordtextBox, string.Empty);
147    }
148
149    private void retypedNewPasswordtextBox_Validating(object sender, System.ComponentModel.CancelEventArgs e) {
150      if (retypedNewPasswordtextBox.Text == string.Empty) {
151        e.Cancel = true;
152        errorProvider.SetError(retypedNewPasswordtextBox, "Please retype the new password");
153      }
154    }
155    #endregion
156  }
157}
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