root / trunk / Pithos.Client.WPF / Preferences / AddAccountViewModel.cs @ 255f5f86
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#region |
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/* ----------------------------------------------------------------------- |
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* <copyright file="AddAccountViewModel.cs" company="GRNet"> |
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* |
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* Copyright 2011-2012 GRNET S.A. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* 1. Redistributions of source code must retain the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials |
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* provided with the distribution. |
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* |
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* |
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* THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS |
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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* The views and conclusions contained in the software and |
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* documentation are those of the authors and should not be |
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* interpreted as representing official policies, either expressed |
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* or implied, of GRNET S.A. |
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* </copyright> |
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* ----------------------------------------------------------------------- |
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*/ |
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#endregion |
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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.ComponentModel.Composition; |
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using System.IO; |
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using System.Linq; |
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using System.Net; |
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using System.Text; |
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using System.Threading.Tasks; |
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using System.Windows; |
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using System.Windows.Controls; |
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using System.Windows.Forms; |
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using Caliburn.Micro; |
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using Pithos.Client.WPF.Properties; |
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using Pithos.Core; |
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using Pithos.Network; |
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using MessageBox = System.Windows.MessageBox; |
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using Screen = Caliburn.Micro.Screen; |
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|
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namespace Pithos.Client.WPF.Preferences |
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{ |
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[Export(typeof(AddAccountViewModel))] |
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public class AddAccountViewModel:Screen |
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{ |
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|
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private readonly List<string> _servers; |
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|
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public List<string> Servers |
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{ |
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get { return _servers; } |
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} |
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|
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private bool _isValidServer; |
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public bool IsValidServer |
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{ |
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get { return _isValidServer; } |
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set |
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{ |
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_isValidServer = value; |
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NotifyOfPropertyChange(()=>IsValidServer); |
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} |
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} |
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|
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|
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private string _currentServer; |
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public string CurrentServer |
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{ |
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get { return _currentServer; } |
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set |
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{ |
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if (!Uri.IsWellFormedUriString(value, UriKind.Absolute)) |
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{ |
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IsValidServer = false; |
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throw new UriFormatException(); |
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} |
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_currentServer = value; |
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IsValidServer = true; |
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HasValidCredentials = false; |
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IsConfirmed = false; |
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NotifyOfPropertyChange(()=>CurrentServer); |
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} |
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} |
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|
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private string _accountName; |
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public string AccountName |
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{ |
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get { return _accountName; } |
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set |
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{ |
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_accountName = value; |
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NotifyOfPropertyChange(()=>AccountName); |
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NotifyOfPropertyChange(() => HasCredentials); |
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} |
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} |
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|
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private string _token; |
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public string Token |
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{ |
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get { return _token; } |
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set |
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{ |
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_token = value; |
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NotifyOfPropertyChange(()=>Token); |
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NotifyOfPropertyChange(() => HasCredentials); |
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} |
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} |
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|
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private string _accountPath; |
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public string AccountPath |
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{ |
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get { return _accountPath; } |
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set |
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{ |
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_accountPath = value; |
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NotifyOfPropertyChange(() => AccountPath); |
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NotifyOfPropertyChange(() => HasAccountPath); |
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} |
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} |
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|
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|
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public bool HasAccountPath |
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{ |
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get { return !String.IsNullOrWhiteSpace(AccountPath); } |
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} |
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|
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public bool HasCredentials |
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{ |
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get { return !(String.IsNullOrWhiteSpace(AccountName) || String.IsNullOrWhiteSpace(Token) ) ; } |
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} |
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|
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|
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private bool _isConfirmed; |
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|
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public bool IsConfirmed |
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{ |
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get { return _isConfirmed; } |
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set |
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{ |
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_isConfirmed = value; |
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HasValidCredentials = false; |
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NotifyOfPropertyChange(() => IsConfirmed); |
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} |
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} |
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|
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|
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private bool _isAccountActive; |
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|
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public bool IsAccountActive |
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{ |
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get { return _isAccountActive; } |
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set |
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{ |
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_isAccountActive = value; |
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NotifyOfPropertyChange(() => IsAccountActive); |
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} |
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} |
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|
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public void SelectAccount() |
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{ |
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using (var dlg = new FolderBrowserDialog{Description="Please select a folder to store local files. Pithos will create a new folder called Okeanos under the folder you specify."}) |
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{ |
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//Ask the user to select a folder |
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//Note: We need a parent window here, which we retrieve with GetView |
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var view = (Window)GetView(); |
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if (DialogResult.OK != dlg.ShowDialog(new Wpf32Window(view))) |
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return; |
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|
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AccountPath= dlg.SelectedPath; |
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} |
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} |
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|
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|
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public async void RetrieveCredentials() |
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{ |
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SetBusy("Waiting for credentials.", "Please enter your credentials in the Pithos logon page"); |
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IsConfirmed = false; |
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|
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try |
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{ |
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var credentials = await PithosAccount.RetrieveCredentials(Settings.Default.PithosLoginUrl); |
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AccountName = credentials.UserName; |
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Token = credentials.Password; |
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|
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IsConfirmed = true; |
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} |
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catch (PithosException exc) |
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{ |
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ClearBusy(); |
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MessageBox.Show(exc.Message, "Unable to retrieve credentials"); |
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} |
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catch (Exception exc) |
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{ |
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IsConfirmed = false; |
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MessageBox.Show(exc.ToString(), "Error"); |
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throw; |
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} |
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finally |
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{ |
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ClearBusy(); |
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|
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(this.GetView() as Window).Activate(); |
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} |
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|
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} |
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|
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public AddAccountViewModel() |
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{ |
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_servers=new List<string> |
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{ |
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Settings.Default.ProductionServer, |
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Settings.Default.DevelopmentServer |
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}; |
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CurrentServer = _servers[0]; |
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} |
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|
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private bool _hasValidCredentials; |
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public bool HasValidCredentials |
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{ |
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get { return _hasValidCredentials; } |
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set |
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{ |
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_hasValidCredentials = value; |
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NotifyOfPropertyChange(()=>HasValidCredentials); |
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} |
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} |
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|
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private string _validationMessage; |
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public string ValidationMessage |
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{ |
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get { return _validationMessage; } |
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set |
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{ |
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_validationMessage = value; |
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NotifyOfPropertyChange(()=>ValidationMessage); |
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} |
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} |
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|
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private bool _isWorking; |
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public bool IsWorking |
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{ |
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get { return _isWorking; } |
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set |
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{ |
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_isWorking = value; |
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NotifyOfPropertyChange(()=>IsWorking); |
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} |
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} |
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|
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private string _busyTitle; |
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public string BusyTitle |
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{ |
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get { return _busyTitle; } |
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set |
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{ |
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_busyTitle = value; |
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NotifyOfPropertyChange(()=>BusyTitle); |
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} |
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} |
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|
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private string _busyDetail; |
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public string BusyDetail |
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{ |
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get { return _busyDetail; } |
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set |
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{ |
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_busyDetail = value; |
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NotifyOfPropertyChange(()=>BusyDetail); |
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} |
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} |
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|
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private void SetBusy(string title,string detail) |
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{ |
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IsWorking = true; |
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BusyTitle = title; |
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BusyDetail = detail; |
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} |
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|
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private void ClearBusy() |
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{ |
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IsWorking = false; |
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BusyTitle = ""; |
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BusyDetail = ""; |
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|
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} |
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|
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public async void TestAccount() |
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{ |
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try |
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{ |
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SetBusy("Validating Credentials", ""); |
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var client = new CloudFilesClient(AccountName, Token) { AuthenticationUrl = CurrentServer,/*Proxy=Proxy */}; |
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var containers = await TaskEx.Run(() => |
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{ |
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client.Authenticate(); |
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return client.ListContainers(AccountName); |
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}); |
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HasValidCredentials = true; |
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ValidationMessage = "Credentials Validated"; |
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} |
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/* |
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catch (AggregateException exc) |
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{ |
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exc.Handle(ex=> |
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{ |
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HasValidCredentials = false; |
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MessageBox.Show("The account is not valid", "Account Error", MessageBoxButton.OK, MessageBoxImage.Stop); |
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}); |
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} |
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*/ |
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catch |
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{ |
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HasValidCredentials = false; |
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MessageBox.Show("The account is not valid", "Account Error", MessageBoxButton.OK, MessageBoxImage.Stop); |
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ValidationMessage = "Credentials validation failed"; |
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} |
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finally |
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{ |
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ClearBusy(); |
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} |
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} |
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|
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} |
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} |