X-Git-Url: https://code.grnet.gr/git/pithos-ms-client/blobdiff_plain/2e3aee00fb1040ff2e876396974c92653c023ebb..88e2300a132f903fe892721360f12ec0ebb0824a:/trunk/Pithos.Client.WPF/Shell/ShellViewModel.cs
diff --git a/trunk/Pithos.Client.WPF/Shell/ShellViewModel.cs b/trunk/Pithos.Client.WPF/Shell/ShellViewModel.cs
index 8f27113..4a2a4c9 100644
--- a/trunk/Pithos.Client.WPF/Shell/ShellViewModel.cs
+++ b/trunk/Pithos.Client.WPF/Shell/ShellViewModel.cs
@@ -1,911 +1,1274 @@
-#region
-/* -----------------------------------------------------------------------
- *
- *
- * Copyright 2011-2012 GRNET S.A. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- *
- * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
- * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- * The views and conclusions contained in the software and
- * documentation are those of the authors and should not be
- * interpreted as representing official policies, either expressed
- * or implied, of GRNET S.A.
- *
- * -----------------------------------------------------------------------
- */
-#endregion
-using System.Collections.Concurrent;
-using System.Diagnostics;
-using System.Diagnostics.Contracts;
-using System.IO;
-using System.Net;
-using System.Reflection;
-using System.Runtime.InteropServices;
-using System.ServiceModel;
-using System.Threading.Tasks;
-using System.Windows;
-using System.Windows.Controls.Primitives;
-using Caliburn.Micro;
-using Hardcodet.Wpf.TaskbarNotification;
-using Pithos.Client.WPF.Configuration;
-using Pithos.Client.WPF.FileProperties;
-using Pithos.Client.WPF.Preferences;
-using Pithos.Client.WPF.SelectiveSynch;
-using Pithos.Client.WPF.Services;
-using Pithos.Client.WPF.Shell;
-using Pithos.Core;
-using Pithos.Core.Agents;
-using Pithos.Interfaces;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Pithos.Network;
-using StatusService = Pithos.Client.WPF.Services.StatusService;
-
-namespace Pithos.Client.WPF {
- using System.ComponentModel.Composition;
-
-
- ///
- /// The "shell" of the Pithos application displays the taskbar icon, menu and notifications.
- /// The shell also hosts the status service called by shell extensions to retrieve file info
- ///
- ///
- /// It is a strange "shell" as its main visible element is an icon instead of a window
- /// The shell subscribes to the following events:
- /// * Notification: Raised by components that want to notify the user. Usually displayed in a balloon
- /// * SelectiveSynchChanges: Notifies that the user made changes to the selective synch folders for an account. Raised by the Selective Synch dialog. Located here because the monitors are here
- /// * ShowFilePropertiesEvent: Raised when a shell command requests the display of the file/container properties dialog
- ///
- //TODO: CODE SMELL Why does the shell handle the SelectiveSynchChanges?
- [Export(typeof(IShell))]
- public class ShellViewModel : Screen, IStatusNotification, IShell,
- IHandle, IHandle, IHandle
- {
- //The Status Checker provides the current synch state
- //TODO: Could we remove the status checker and use events in its place?
- private readonly IStatusChecker _statusChecker;
- private readonly IEventAggregator _events;
-
- public PithosSettings Settings { get; private set; }
-
-
- private readonly ConcurrentDictionary _monitors = new ConcurrentDictionary();
- ///
- /// Dictionary of account monitors, keyed by account
- ///
- ///
- /// One monitor class is created for each account. The Shell needs access to the monitors to execute start/stop/pause commands,
- /// retrieve account and boject info
- ///
- // TODO: Does the Shell REALLY need access to the monitors? Could we achieve the same results with a better design?
- // TODO: The monitors should be internal to Pithos.Core, even though exposing them makes coding of the Object and Container windows easier
- public ConcurrentDictionary Monitors
- {
- get { return _monitors; }
- }
-
-
- ///
- /// The status service is used by Shell extensions to retrieve file status information
- ///
- //TODO: CODE SMELL! This is the shell! While hosting in the shell makes executing start/stop commands easier, it is still a smell
- private ServiceHost _statusService;
-
- //Logging in the Pithos client is provided by log4net
- private static readonly log4net.ILog Log = log4net.LogManager.GetLogger("Pithos");
-
- //Lazily initialized File Version info. This is done once and lazily to avoid blocking the UI
- private Lazy _fileVersion;
-
- ///
- /// The Shell depends on MEF to provide implementations for windowManager, events, the status checker service and the settings
- ///
- ///
- /// The PithosSettings class encapsulates the app's settings to abstract their storage mechanism (App settings, a database or registry)
- ///
- [ImportingConstructor]
- public ShellViewModel(IWindowManager windowManager, IEventAggregator events, IStatusChecker statusChecker, PithosSettings settings)
- {
- try
- {
-
- _windowManager = windowManager;
- //CHECK: Caliburn doesn't need explicit command construction
- //OpenPithosFolderCommand = new PithosCommand(OpenPithosFolder);
- _statusChecker = statusChecker;
- //The event subst
- _events = events;
- _events.Subscribe(this);
-
- Settings = settings;
-
- Proxy.SetFromSettings(settings);
-
- StatusMessage = "In Synch";
-
- _fileVersion= new Lazy(() =>
- {
- Assembly assembly = Assembly.GetExecutingAssembly();
- var fileVersion = FileVersionInfo.GetVersionInfo(assembly.Location);
- return fileVersion;
- });
- _accounts.CollectionChanged += (sender, e) =>
- {
- NotifyOfPropertyChange(() => OpenFolderCaption);
- NotifyOfPropertyChange(() => HasAccounts);
- };
-
- }
- catch (Exception exc)
- {
- Log.Error("Error while starting the ShellViewModel",exc);
- throw;
- }
- }
-
-
- protected override void OnActivate()
- {
- base.OnActivate();
-
-
-
- StartMonitoring();
- }
-
-
-
- private async void StartMonitoring()
- {
- try
- {
- var accounts = Settings.Accounts.Select(MonitorAccount);
- await TaskEx.WhenAll(accounts);
- _statusService = StatusService.Start();
-
-/*
- foreach (var account in Settings.Accounts)
- {
- await MonitorAccount(account);
- }
-*/
-
- }
- catch (AggregateException exc)
- {
- exc.Handle(e =>
- {
- Log.Error("Error while starting monitoring", e);
- return true;
- });
- throw;
- }
- }
-
- protected override void OnDeactivate(bool close)
- {
- base.OnDeactivate(close);
- if (close)
- {
- StatusService.Stop(_statusService);
- _statusService = null;
- }
- }
-
- public Task MonitorAccount(AccountSettings account)
- {
- return Task.Factory.StartNew(() =>
- {
- PithosMonitor monitor;
- var accountName = account.AccountName;
-
- if (_monitors.TryGetValue(accountName, out monitor))
- {
- //If the account is active
- if (account.IsActive)
- //Start the monitor. It's OK to start an already started monitor,
- //it will just ignore the call
- StartMonitor(monitor).Wait();
- else
- {
- //If the account is inactive
- //Stop and remove the monitor
- RemoveMonitor(accountName);
- }
- return;
- }
-
-
- //Create a new monitor/ Can't use MEF here, it would return a single instance for all monitors
- monitor = new PithosMonitor
- {
- UserName = accountName,
- ApiKey = account.ApiKey,
- StatusNotification = this,
- RootPath = account.RootPath
- };
- //PithosMonitor uses MEF so we need to resolve it
- IoC.BuildUp(monitor);
-
- monitor.AuthenticationUrl = account.ServerUrl;
-
- _monitors[accountName] = monitor;
-
- if (account.IsActive)
- {
- //Don't start a monitor if it doesn't have an account and ApiKey
- if (String.IsNullOrWhiteSpace(monitor.UserName) ||
- String.IsNullOrWhiteSpace(monitor.ApiKey))
- return;
- StartMonitor(monitor);
- }
- });
- }
-
-
- protected override void OnViewLoaded(object view)
- {
- UpdateStatus();
- var window = (Window)view;
- TaskEx.Delay(1000).ContinueWith(t => Execute.OnUIThread(window.Hide));
- base.OnViewLoaded(view);
- }
-
-
- #region Status Properties
-
- private string _statusMessage;
- public string StatusMessage
- {
- get { return _statusMessage; }
- set
- {
- _statusMessage = value;
- NotifyOfPropertyChange(() => StatusMessage);
- }
- }
-
- private readonly ObservableConcurrentCollection _accounts = new ObservableConcurrentCollection();
- public ObservableConcurrentCollection Accounts
- {
- get { return _accounts; }
- }
-
- public bool HasAccounts
- {
- get { return _accounts.Count > 0; }
- }
-
-
- public string OpenFolderCaption
- {
- get
- {
- return (_accounts.Count == 0)
- ? "No Accounts Defined"
- : "Open Pithos Folder";
- }
- }
-
- private string _pauseSyncCaption="Pause Synching";
- public string PauseSyncCaption
- {
- get { return _pauseSyncCaption; }
- set
- {
- _pauseSyncCaption = value;
- NotifyOfPropertyChange(() => PauseSyncCaption);
- }
- }
-
- private readonly ObservableConcurrentCollection _recentFiles = new ObservableConcurrentCollection();
- public ObservableConcurrentCollection RecentFiles
- {
- get { return _recentFiles; }
- }
-
-
- private string _statusIcon="../Images/Pithos.ico";
- public string StatusIcon
- {
- get { return _statusIcon; }
- set
- {
- //TODO: Ensure all status icons use the Pithos logo
- _statusIcon = value;
- NotifyOfPropertyChange(() => StatusIcon);
- }
- }
-
- #endregion
-
- #region Commands
-
- public void ShowPreferences()
- {
- Settings.Reload();
- var preferences = new PreferencesViewModel(_windowManager,_events, this,Settings);
- _windowManager.ShowDialog(preferences);
-
- }
-
- public void AboutPithos()
- {
- var about = new AboutViewModel();
- _windowManager.ShowWindow(about);
- }
-
- public void SendFeedback()
- {
- var feedBack = IoC.Get();
- _windowManager.ShowWindow(feedBack);
- }
-
- //public PithosCommand OpenPithosFolderCommand { get; private set; }
-
- public void OpenPithosFolder()
- {
- var account = Settings.Accounts.FirstOrDefault(acc => acc.IsActive);
- if (account == null)
- return;
- Process.Start(account.RootPath);
- }
-
- public void OpenPithosFolder(AccountInfo account)
- {
- Process.Start(account.AccountPath);
- }
-
-
-/*
- public void GoToSite()
- {
- var site = Properties.Settings.Default.PithosSite;
- Process.Start(site);
- }
-*/
-
- public void GoToSite(AccountInfo account)
- {
- /*var site = String.Format("{0}/ui/?token={1}&user={2}",
- account.SiteUri,account.Token,
- account.UserName);*/
- Process.Start(account.SiteUri);
- }
-
- public void ShowFileProperties()
- {
- var account = Settings.Accounts.First(acc => acc.IsActive);
- var dir = new DirectoryInfo(account.RootPath + @"\pithos");
- var files=dir.GetFiles();
- var r=new Random();
- var idx=r.Next(0, files.Length);
- ShowFileProperties(files[idx].FullName);
- }
-
- public void ShowFileProperties(string filePath)
- {
- if (String.IsNullOrWhiteSpace(filePath))
- throw new ArgumentNullException("filePath");
- if (!File.Exists(filePath) && !Directory.Exists(filePath))
- throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath");
- Contract.EndContractBlock();
-
- var pair=(from monitor in Monitors
- where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase)
- select monitor).FirstOrDefault();
- var accountMonitor = pair.Value;
-
- if (accountMonitor == null)
- return;
-
- var infoTask=Task.Factory.StartNew(()=>accountMonitor.GetObjectInfo(filePath));
-
-
-
- var fileProperties = new FilePropertiesViewModel(this, infoTask,filePath);
- _windowManager.ShowWindow(fileProperties);
- }
-
- public void ShowContainerProperties()
- {
- var account = Settings.Accounts.First(acc => acc.IsActive);
- var dir = new DirectoryInfo(account.RootPath);
- var fullName = (from folder in dir.EnumerateDirectories()
- where (folder.Attributes & FileAttributes.Hidden) == 0
- select folder.FullName).First();
- ShowContainerProperties(fullName);
- }
-
- public void ShowContainerProperties(string filePath)
- {
- if (String.IsNullOrWhiteSpace(filePath))
- throw new ArgumentNullException("filePath");
- if (!Directory.Exists(filePath))
- throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath");
- Contract.EndContractBlock();
-
- var pair=(from monitor in Monitors
- where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase)
- select monitor).FirstOrDefault();
- var accountMonitor = pair.Value;
- var info = accountMonitor.GetContainerInfo(filePath);
-
-
-
- var containerProperties = new ContainerPropertiesViewModel(this, info,filePath);
- _windowManager.ShowWindow(containerProperties);
- }
-
- public void SynchNow()
- {
- var agent = IoC.Get();
- agent.SynchNow();
- }
-
- public ObjectInfo RefreshObjectInfo(ObjectInfo currentInfo)
- {
- if (currentInfo==null)
- throw new ArgumentNullException("currentInfo");
- Contract.EndContractBlock();
-
- var monitor = Monitors[currentInfo.Account];
- var newInfo=monitor.CloudClient.GetObjectInfo(currentInfo.Account, currentInfo.Container, currentInfo.Name);
- return newInfo;
- }
-
- public ContainerInfo RefreshContainerInfo(ContainerInfo container)
- {
- if (container == null)
- throw new ArgumentNullException("container");
- Contract.EndContractBlock();
-
- var monitor = Monitors[container.Account];
- var newInfo = monitor.CloudClient.GetContainerInfo(container.Account, container.Name);
- return newInfo;
- }
-
-
- public void ToggleSynching()
- {
- bool isPaused=false;
- foreach (var pair in Monitors)
- {
- var monitor = pair.Value;
- monitor.Pause = !monitor.Pause;
- isPaused = monitor.Pause;
- }
-
- PauseSyncCaption = isPaused ? "Resume syncing" : "Pause syncing";
- var iconKey = isPaused? "TraySyncPaused" : "TrayInSynch";
- StatusIcon = String.Format(@"../Images/{0}.ico", iconKey);
- }
-
- public void ExitPithos()
- {
- foreach (var pair in Monitors)
- {
- var monitor = pair.Value;
- monitor.Stop();
- }
-
- ((Window)GetView()).Close();
- }
- #endregion
-
-
- private readonly Dictionary _iconNames = new List
- {
- new StatusInfo(PithosStatus.InSynch, "All files up to date", "TrayInSynch"),
- new StatusInfo(PithosStatus.Syncing, "Syncing Files", "TraySynching"),
- new StatusInfo(PithosStatus.SyncPaused, "Sync Paused", "TraySyncPaused")
- }.ToDictionary(s => s.Status);
-
- readonly IWindowManager _windowManager;
-
-
- ///
- /// Updates the visual status indicators of the application depending on status changes, e.g. icon, stat
- ///
- public void UpdateStatus()
- {
- var pithosStatus = _statusChecker.GetPithosStatus();
-
- if (_iconNames.ContainsKey(pithosStatus))
- {
- var info = _iconNames[pithosStatus];
- StatusIcon = String.Format(@"../Images/{0}.ico", info.IconName);
-
-
-
- StatusMessage = String.Format("Pithos {0}\r\n{1}", _fileVersion.Value.FileVersion,info.StatusText);
- }
-
- //_events.Publish(new Notification { Title = "Start", Message = "Start Monitoring", Level = TraceLevel.Info});
- }
-
-
-
- private Task StartMonitor(PithosMonitor monitor,int retries=0)
- {
- return Task.Factory.StartNew(() =>
- {
- using (log4net.ThreadContext.Stacks["Monitor"].Push("Start"))
- {
- try
- {
- Log.InfoFormat("Start Monitoring {0}", monitor.UserName);
-
- monitor.Start();
- }
- catch (WebException exc)
- {
- if (AbandonRetry(monitor, retries))
- return;
-
- HttpStatusCode statusCode =HttpStatusCode.OK;
- var response = exc.Response as HttpWebResponse;
- if(response!=null)
- statusCode = response.StatusCode;
-
- switch (statusCode)
- {
- case HttpStatusCode.Unauthorized:
- var message = String.Format("API Key Expired for {0}. Starting Renewal",
- monitor.UserName);
- Log.Error(message, exc);
- TryAuthorize(monitor.UserName, retries).Wait();
- break;
- case HttpStatusCode.ProxyAuthenticationRequired:
- TryAuthenticateProxy(monitor,retries);
- break;
- default:
- TryLater(monitor, exc, retries);
- break;
- }
- }
- catch (Exception exc)
- {
- if (AbandonRetry(monitor, retries))
- return;
-
- TryLater(monitor,exc,retries);
- }
- }
- });
- }
-
- private void TryAuthenticateProxy(PithosMonitor monitor,int retries)
- {
- Execute.OnUIThread(() =>
- {
- var proxyAccount = IoC.Get();
- proxyAccount.Settings = this.Settings;
- if (true != _windowManager.ShowDialog(proxyAccount))
- return;
- StartMonitor(monitor, retries);
- NotifyOfPropertyChange(() => Accounts);
- });
- }
-
- private bool AbandonRetry(PithosMonitor monitor, int retries)
- {
- if (retries > 1)
- {
- var message = String.Format("Monitoring of account {0} has failed too many times. Will not retry",
- monitor.UserName);
- _events.Publish(new Notification
- {Title = "Account monitoring failed", Message = message, Level = TraceLevel.Error});
- return true;
- }
- return false;
- }
-
-
- public async Task TryAuthorize(string userName, int retries)
- {
- _events.Publish(new Notification { Title = "Authorization failed", Message = "Your API Key has probably expired. You will be directed to a page where you can renew it", Level = TraceLevel.Error });
-
- try
- {
-
- var credentials = await PithosAccount.RetrieveCredentials(Settings.PithosLoginUrl);
-
- var account = Settings.Accounts.First(act => act.AccountName == credentials.UserName);
- //The server may return credentials for a different account
- var monitor = _monitors[account.AccountName];
- account.ApiKey = credentials.Password;
- monitor.ApiKey = credentials.Password;
- Settings.Save();
- await TaskEx.Delay(10000);
- StartMonitor(monitor, retries + 1);
- NotifyOfPropertyChange(()=>Accounts);
- }
- catch (AggregateException exc)
- {
- string message = String.Format("API Key retrieval for {0} failed", userName);
- Log.Error(message, exc.InnerException);
- _events.Publish(new Notification { Title = "Authorization failed", Message = message, Level = TraceLevel.Error });
- }
- catch (Exception exc)
- {
- string message = String.Format("API Key retrieval for {0} failed", userName);
- Log.Error(message, exc);
- _events.Publish(new Notification { Title = "Authorization failed", Message = message, Level = TraceLevel.Error });
- }
-
- }
-
- private static bool IsUnauthorized(WebException exc)
- {
- if (exc==null)
- throw new ArgumentNullException("exc");
- Contract.EndContractBlock();
-
- var response = exc.Response as HttpWebResponse;
- if (response == null)
- return false;
- return (response.StatusCode == HttpStatusCode.Unauthorized);
- }
-
- private void TryLater(PithosMonitor monitor, Exception exc,int retries)
- {
- var message = String.Format("An exception occured. Can't start monitoring\nWill retry in 10 seconds");
- Task.Factory.StartNewDelayed(10000, () => StartMonitor(monitor,retries+1));
- _events.Publish(new Notification
- {Title = "Error", Message = message, Level = TraceLevel.Error});
- Log.Error(message, exc);
- }
-
-
- public void NotifyChange(string status, TraceLevel level=TraceLevel.Info)
- {
- StatusMessage = status;
-
- _events.Publish(new Notification { Title = "Pithos", Message = status, Level = level });
- }
-
- public void NotifyChangedFile(string filePath)
- {
- var entry = new FileEntry {FullPath=filePath};
- IProducerConsumerCollection files=RecentFiles;
- FileEntry popped;
- while (files.Count > 5)
- files.TryTake(out popped);
- files.TryAdd(entry);
- }
-
- public void NotifyAccount(AccountInfo account)
- {
- if (account== null)
- return;
- //TODO: What happens to an existing account whose Token has changed?
- account.SiteUri= String.Format("{0}/ui/?token={1}&user={2}",
- account.SiteUri, Uri.EscapeDataString(account.Token),
- Uri.EscapeDataString(account.UserName));
-
- if (Accounts.All(item => item.UserName != account.UserName))
- Accounts.TryAdd(account);
-
- }
-
- public void NotifyConflicts(IEnumerable conflictFiles, string message)
- {
- if (conflictFiles == null)
- return;
- if (!conflictFiles.Any())
- return;
-
- UpdateStatus();
- //TODO: Create a more specific message. For now, just show a warning
- NotifyForFiles(conflictFiles,message,TraceLevel.Warning);
-
- }
-
- public void NotifyForFiles(IEnumerable files, string message,TraceLevel level=TraceLevel.Info)
- {
- if (files == null)
- return;
- if (!files.Any())
- return;
-
- StatusMessage = message;
-
- _events.Publish(new Notification { Title = "Pithos", Message = message, Level = level});
- }
-
- public void Notify(Notification notification)
- {
- _events.Publish(notification);
- }
-
-
- public void RemoveMonitor(string accountName)
- {
- if (String.IsNullOrWhiteSpace(accountName))
- return;
-
- var accountInfo=_accounts.FirstOrDefault(account => account.UserName == accountName);
- _accounts.TryRemove(accountInfo);
-
- PithosMonitor monitor;
- if (Monitors.TryRemove(accountName, out monitor))
- {
- monitor.Stop();
- }
- }
-
- public void RefreshOverlays()
- {
- foreach (var pair in Monitors)
- {
- var monitor = pair.Value;
-
- var path = monitor.RootPath;
-
- if (String.IsNullOrWhiteSpace(path))
- continue;
-
- if (!Directory.Exists(path) && !File.Exists(path))
- continue;
-
- IntPtr pathPointer = Marshal.StringToCoTaskMemAuto(path);
-
- try
- {
- NativeMethods.SHChangeNotify(HChangeNotifyEventID.SHCNE_UPDATEITEM,
- HChangeNotifyFlags.SHCNF_PATHW | HChangeNotifyFlags.SHCNF_FLUSHNOWAIT,
- pathPointer, IntPtr.Zero);
- }
- finally
- {
- Marshal.FreeHGlobal(pathPointer);
- }
- }
- }
-
- #region Event Handlers
-
- public void Handle(SelectiveSynchChanges message)
- {
- var accountName = message.Account.AccountName;
- PithosMonitor monitor;
- if (_monitors.TryGetValue(accountName, out monitor))
- {
- monitor.SetSelectivePaths(message.Uris,message.Added,message.Removed);
-
- }
-
- }
-
-
- private bool _pollStarted = false;
-
- //SMELL: Doing so much work for notifications in the shell is wrong
- //The notifications should be moved to their own view/viewmodel pair
- //and different templates should be used for different message types
- //This will also allow the addition of extra functionality, eg. actions
- //
- public void Handle(Notification notification)
- {
- UpdateStatus();
-
- if (!Settings.ShowDesktopNotifications)
- return;
-
- if (notification is PollNotification)
- {
- _pollStarted = true;
- return;
- }
- if (notification is CloudNotification)
- {
- if (!_pollStarted)
- return;
- _pollStarted= false;
- notification.Title = "Pithos";
- notification.Message = "Start Synchronisation";
- }
-
- if (String.IsNullOrWhiteSpace(notification.Message) && String.IsNullOrWhiteSpace(notification.Title))
- return;
-
- BalloonIcon icon;
- switch (notification.Level)
- {
- case TraceLevel.Error:
- icon = BalloonIcon.Error;
- break;
- case TraceLevel.Info:
- case TraceLevel.Verbose:
- icon = BalloonIcon.Info;
- break;
- case TraceLevel.Warning:
- icon = BalloonIcon.Warning;
- break;
- default:
- icon = BalloonIcon.None;
- break;
- }
-
- if (Settings.ShowDesktopNotifications)
- {
- var tv = (ShellView) GetView();
- var balloon=new PithosBalloon{Title=notification.Title,Message=notification.Message,Icon=icon};
- tv.TaskbarView.ShowCustomBalloon(balloon,PopupAnimation.Fade,4000);
-// tv.TaskbarView.ShowBalloonTip(notification.Title, notification.Message, icon);
- }
- }
- #endregion
-
- public void Handle(ShowFilePropertiesEvent message)
- {
- if (message == null)
- throw new ArgumentNullException("message");
- if (String.IsNullOrWhiteSpace(message.FileName) )
- throw new ArgumentException("message");
- Contract.EndContractBlock();
-
- var fileName = message.FileName;
- //TODO: Display file properties for non-container folders
- if (File.Exists(fileName))
- //Retrieve the full name with exact casing. Pithos names are case sensitive
- ShowFileProperties(FileInfoExtensions.GetProperFilePathCapitalization(fileName));
- else if (Directory.Exists(fileName))
- //Retrieve the full name with exact casing. Pithos names are case sensitive
- {
- var path = FileInfoExtensions.GetProperDirectoryCapitalization(fileName);
- if (IsContainer(path))
- ShowContainerProperties(path);
- else
- ShowFileProperties(path);
- }
- }
-
- private bool IsContainer(string path)
- {
- var matchingFolders = from account in _accounts
- from rootFolder in Directory.GetDirectories(account.AccountPath)
- where rootFolder.Equals(path, StringComparison.InvariantCultureIgnoreCase)
- select rootFolder;
- return matchingFolders.Any();
- }
-
- public FileStatus GetFileStatus(string localFileName)
- {
- if (String.IsNullOrWhiteSpace(localFileName))
- throw new ArgumentNullException("localFileName");
- Contract.EndContractBlock();
-
- var statusKeeper = IoC.Get();
- var status=statusKeeper.GetFileStatus(localFileName);
- return status;
- }
- }
-}
+#region
+/* -----------------------------------------------------------------------
+ *
+ *
+ * Copyright 2011-2012 GRNET S.A. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ *
+ * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and
+ * documentation are those of the authors and should not be
+ * interpreted as representing official policies, either expressed
+ * or implied, of GRNET S.A.
+ *
+ * -----------------------------------------------------------------------
+ */
+#endregion
+using System.Collections.Concurrent;
+using System.Diagnostics;
+using System.Diagnostics.Contracts;
+using System.IO;
+using System.Net;
+using System.Net.Http;
+using System.Reflection;
+using System.Runtime.InteropServices;
+using System.ServiceModel;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls.Primitives;
+using System.Windows.Input;
+using AppLimit.NetSparkle;
+using Caliburn.Micro;
+using Hardcodet.Wpf.TaskbarNotification;
+using Pithos.Client.WPF.Configuration;
+using Pithos.Client.WPF.FileProperties;
+using Pithos.Client.WPF.Preferences;
+using Pithos.Client.WPF.SelectiveSynch;
+using Pithos.Client.WPF.Services;
+using Pithos.Client.WPF.Shell;
+using Pithos.Core;
+using Pithos.Core.Agents;
+using Pithos.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Pithos.Network;
+using Pithos.OFM;
+using StatusService = Pithos.Client.WPF.Services.StatusService;
+
+
+namespace Pithos.Client.WPF {
+ using System.ComponentModel.Composition;
+
+ public class ToggleStatusCommand:ICommand
+ {
+ private readonly ShellViewModel _model;
+ public ToggleStatusCommand(ShellViewModel model)
+ {
+ _model = model;
+ }
+ public void Execute(object parameter)
+ {
+ _model.CurrentSyncStatus();
+ }
+
+ public bool CanExecute(object parameter)
+ {
+ return true;
+ }
+
+ public event EventHandler CanExecuteChanged;
+ }
+
+
+ ///
+ /// The "shell" of the Pithos application displays the taskbar icon, menu and notifications.
+ /// The shell also hosts the status service called by shell extensions to retrieve file info
+ ///
+ ///
+ /// It is a strange "shell" as its main visible element is an icon instead of a window
+ /// The shell subscribes to the following events:
+ /// * Notification: Raised by components that want to notify the user. Usually displayed in a balloon
+ /// * SelectiveSynchChanges: Notifies that the user made changes to the selective synch folders for an account. Raised by the Selective Synch dialog. Located here because the monitors are here
+ /// * ShowFilePropertiesEvent: Raised when a shell command requests the display of the file/container properties dialog
+ ///
+ //TODO: CODE SMELL Why does the shell handle the SelectiveSynchChanges?
+ [Export(typeof(IShell)), Export(typeof(ShellViewModel)),Export(typeof(IStatusNotification))]
+ public class ShellViewModel : Screen, IStatusNotification, IShell,
+ IHandle, IHandle, IHandle
+ {
+
+ private readonly IEventAggregator _events;
+
+
+ public PithosSettings Settings { get; private set; }
+
+
+ private readonly ConcurrentDictionary _monitors = new ConcurrentDictionary();
+ ///
+ /// Dictionary of account monitors, keyed by account
+ ///
+ ///
+ /// One monitor class is created for each account. The Shell needs access to the monitors to execute start/stop/pause commands,
+ /// retrieve account and boject info
+ ///
+ // TODO: Does the Shell REALLY need access to the monitors? Could we achieve the same results with a better design?
+ // TODO: The monitors should be internal to Pithos.Core, even though exposing them makes coding of the Object and Container windows easier
+ public ConcurrentDictionary Monitors
+ {
+ get { return _monitors; }
+ }
+
+
+ ///
+ /// The status service is used by Shell extensions to retrieve file status information
+ ///
+ //TODO: CODE SMELL! This is the shell! While hosting in the shell makes executing start/stop commands easier, it is still a smell
+ private ServiceHost _statusService;
+
+ //Logging in the Pithos client is provided by log4net
+ private static readonly log4net.ILog Log = log4net.LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+ #pragma warning disable 649
+ [Import]
+ private PollAgent _pollAgent;
+
+ [Import]
+ private NetworkAgent _networkAgent;
+
+ [Import]
+ public Selectives Selectives { get; set; }
+
+ #pragma warning restore 649
+
+ public ToggleStatusCommand ToggleMiniStatusCommand { get; set; }
+
+ private MiniStatusViewModel _miniStatus;
+
+ [Import]
+ public MiniStatusViewModel MiniStatus
+ {
+ get { return _miniStatus; }
+ set
+ {
+ _miniStatus = value;
+ _miniStatus.Shell = this;
+ _miniStatus.Deactivated += (sender, arg) =>
+ {
+ _statusVisible = false;
+ NotifyOfPropertyChange(()=>MiniStatusCaption);
+ };
+ }
+ }
+
+ ///
+ /// The Shell depends on MEF to provide implementations for windowManager, events, the status checker service and the settings
+ ///
+ ///
+ /// The PithosSettings class encapsulates the app's settings to abstract their storage mechanism (App settings, a database or registry)
+ ///
+ [ImportingConstructor]
+ public ShellViewModel(IWindowManager windowManager, IEventAggregator events, PithosSettings settings/*,PollAgent pollAgent,NetworkAgent networkAgent*/)
+ {
+ try
+ {
+
+ _windowManager = windowManager;
+ //CHECK: Caliburn doesn't need explicit command construction
+ //CurrentSyncStatusCommand = new PithosCommand(OpenPithosFolder);
+ //The event subst
+ _events = events;
+ _events.Subscribe(this);
+
+/*
+ _pollAgent = pollAgent;
+ _networkAgent = networkAgent;
+*/
+ Settings = settings;
+
+ Proxy.SetFromSettings(settings);
+
+ StatusMessage = Settings.Accounts.Count==0
+ ? "No Accounts added\r\nPlease add an account"
+ : "Starting";
+
+ _accounts.CollectionChanged += (sender, e) =>
+ {
+ NotifyOfPropertyChange(() => OpenFolderCaption);
+ NotifyOfPropertyChange(() => HasAccounts);
+ };
+
+ SetVersionMessage();
+
+ ToggleMiniStatusCommand=new ToggleStatusCommand(this);
+ }
+ catch (Exception exc)
+ {
+ Log.Error("Error while starting the ShellViewModel",exc);
+ throw;
+ }
+
+ }
+
+ private void SetVersionMessage()
+ {
+ Assembly assembly = Assembly.GetExecutingAssembly();
+ var fileVersion = FileVersionInfo.GetVersionInfo(assembly.Location);
+ VersionMessage = String.Format("Pithos+ {0}", fileVersion.FileVersion);
+ }
+
+
+ public void openOFM()
+ {
+ var fileManager = IoC.Get();
+ fileManager.Accounts = Settings.Accounts;
+ fileManager.CurrentAccount = fileManager.Accounts.First();// Settings.Accounts.First();
+ _windowManager.ShowWindow(fileManager);
+ //var ofm = new OFM.GUI.OFM();
+ //ofm.Show();
+ }
+
+ public void CurrentSyncStatus()
+ {
+ if (Accounts.Count == 0)
+ {
+ ShowPreferences("AccountTab");
+ }
+ else
+ {
+ if (!_statusVisible)
+ {
+ _windowManager.ShowWindow(MiniStatus);
+ _statusVisible = true;
+ }
+ else
+ {
+ if (MiniStatus.IsActive)
+ MiniStatus.TryClose();
+ _statusVisible = false;
+ }
+
+ NotifyOfPropertyChange(() => MiniStatusCaption);
+ }
+ }
+
+ protected override void OnActivate()
+ {
+ base.OnActivate();
+
+ InitializeSparkle();
+
+ //Must delay opening the upgrade window
+ //to avoid Windows Messages sent by the TaskbarIcon
+ TaskEx.Delay(5000).ContinueWith(_=>
+ Execute.OnUIThread(()=> _sparkle.StartLoop(true,Settings.UpdateForceCheck,Settings.UpdateCheckInterval)));
+
+
+ StartMonitoring();
+ }
+
+
+ private void OnCheckFinished(object sender, bool updaterequired)
+ {
+
+ Log.InfoFormat("Upgrade check finished. Need Upgrade: {0}", updaterequired);
+ if (_manualUpgradeCheck)
+ {
+ _manualUpgradeCheck = false;
+ if (!updaterequired)
+ //Sparkle raises events on a background thread
+ Execute.OnUIThread(()=>
+ ShowBalloonFor(new Notification{Title="Pithos+ is up to date",Message="You have the latest Pithos+ version. No update is required"}));
+ }
+ }
+
+ private void OnUpgradeDetected(object sender, UpdateDetectedEventArgs e)
+ {
+ Log.InfoFormat("Update detected {0}",e.LatestVersion);
+ }
+
+ public void CheckForUpgrade()
+ {
+ ShowBalloonFor(new Notification{Title="Checking for upgrades",Message="Contacting the server to retrieve the latest Pithos+ version."});
+ _sparkle.StopLoop();
+ _sparkle.updateDetected -= OnUpgradeDetected;
+ _sparkle.checkLoopFinished -= OnCheckFinished;
+ _sparkle.Dispose();
+
+ _manualUpgradeCheck = true;
+ InitializeSparkle();
+ _sparkle.StartLoop(true,true,Settings.UpdateCheckInterval);
+ }
+
+ private void InitializeSparkle()
+ {
+ _sparkle = new Sparkle(Settings.UpdateUrl);
+ _sparkle.updateDetected += OnUpgradeDetected;
+ _sparkle.checkLoopFinished += OnCheckFinished;
+ _sparkle.ShowDiagnosticWindow = Settings.UpdateDiagnostics;
+ }
+
+ private async void StartMonitoring()
+ {
+ try
+ {
+ if (Settings.IgnoreCertificateErrors)
+ {
+ ServicePointManager.ServerCertificateValidationCallback = (sender, certificate, chain, errors) => true;
+ }
+
+ var accounts = Settings.Accounts.Select(MonitorAccount);
+ await TaskEx.WhenAll(accounts).ConfigureAwait(false);
+ _statusService = StatusService.Start();
+
+ }
+ catch (AggregateException exc)
+ {
+ exc.Handle(e =>
+ {
+ Log.Error("Error while starting monitoring", e);
+ return true;
+ });
+ throw;
+ }
+ }
+
+ protected override void OnDeactivate(bool close)
+ {
+ base.OnDeactivate(close);
+ if (close)
+ {
+ StatusService.Stop(_statusService);
+ _statusService = null;
+ }
+ }
+
+ public Task MonitorAccount(AccountSettings account)
+ {
+ return Task.Factory.StartNew(() =>
+ {
+ PithosMonitor monitor;
+ var accountName = account.AccountName;
+
+ MigrateFolders(account);
+
+ Selectives.SetIsSelectiveEnabled(account.AccountKey, account.SelectiveSyncEnabled);
+
+ if (Monitors.TryGetValue(account.AccountKey, out monitor))
+ {
+ //If the account is active
+ if (account.IsActive)
+ {
+ //The Api Key may have changed throuth the Preferences dialog
+ monitor.ApiKey = account.ApiKey;
+ Debug.Assert(monitor.StatusNotification == this,"An existing monitor should already have a StatusNotification service object");
+ monitor.RootPath = account.RootPath;
+ //Start the monitor. It's OK to start an already started monitor,
+ //it will just ignore the call
+ StartMonitor(monitor).Wait();
+ }
+ else
+ {
+ //If the account is inactive
+ //Stop and remove the monitor
+ RemoveMonitor(account.ServerUrl,accountName);
+ }
+ return;
+ }
+
+
+ //Create a new monitor/ Can't use MEF here, it would return a single instance for all monitors
+ monitor = new PithosMonitor
+ {
+ UserName = accountName,
+ ApiKey = account.ApiKey,
+ StatusNotification = this,
+ RootPath = account.RootPath
+ };
+ //PithosMonitor uses MEF so we need to resolve it
+ IoC.BuildUp(monitor);
+
+ monitor.AuthenticationUrl = account.ServerUrl;
+
+ Monitors[account.AccountKey] = monitor;
+
+ if (!Directory.Exists(account.RootPath))
+ {
+ account.IsActive = false;
+ Settings.Save();
+ Notify(new Notification
+ {
+ Level = TraceLevel.Error,
+ Title = "Missing account folder",
+ Message = String.Format("Can't find the root folder for account {0} at {1}. The account was deactivated.\r" +
+ "If the account's files were stored in a removable disk, please connect it and reactivate the account", account.AccountName, account.RootPath)
+ });
+ }
+
+
+ if (account.IsActive)
+ {
+ //Don't start a monitor if it doesn't have an account and ApiKey
+ if (String.IsNullOrWhiteSpace(monitor.UserName) ||
+ String.IsNullOrWhiteSpace(monitor.ApiKey))
+ return;
+ StartMonitor(monitor);
+ }
+ });
+ }
+
+ private void MigrateFolders(AccountSettings account)
+ {
+ var oldOthersFolder=Path.Combine(account.RootPath, FolderConstants.OldOthersFolder);
+ var newOthersFolder = Path.Combine(account.RootPath, FolderConstants.OthersFolder);
+ var oldFolder = new DirectoryInfo(oldOthersFolder);
+ var newFolder = new DirectoryInfo(newOthersFolder);
+
+ if (oldFolder.Exists && !newFolder.Exists)
+ {
+ oldFolder.MoveTo(newOthersFolder);
+ }
+ }
+
+
+ protected override void OnViewLoaded(object view)
+ {
+ UpdateStatus();
+ var window = (Window)view;
+ TaskEx.Delay(1000).ContinueWith(t => Execute.OnUIThread(window.Hide));
+ base.OnViewLoaded(view);
+ }
+
+
+ #region Status Properties
+
+ private string _statusMessage;
+ public string StatusMessage
+ {
+ get { return _statusMessage; }
+ set
+ {
+ _statusMessage = value;
+ NotifyOfPropertyChange(() => StatusMessage);
+ NotifyOfPropertyChange(() => TooltipMessage);
+ }
+ }
+
+ private double _ProgressBar;
+ public double ProgressBar
+ {
+ get { return _ProgressBar; }
+ set
+ {
+ _ProgressBar = value;
+ NotifyOfPropertyChange(() => ProgressBar);
+ }
+ }
+
+
+ public string VersionMessage { get; set; }
+
+ public string TooltipMessage
+ {
+ get
+ {
+ return String.Format("{0}\r\n{1}",VersionMessage,StatusMessage);
+ }
+ }
+
+ public string TooltipMiniStatus
+ {
+ get
+ {
+ return String.Format("{0}\r\n{1}", "Status Window", "Enable / Disable the status window");
+ }
+ }
+
+ /*public string ToggleStatusWindowMessage
+ {
+ get
+ {
+ return String.Format("{0}" + Environment.NewLine + "{1} Toggle Mini Status");
+ }
+ }*/
+
+ private readonly ObservableConcurrentCollection _accounts = new ObservableConcurrentCollection();
+ public ObservableConcurrentCollection Accounts
+ {
+ get { return _accounts; }
+ }
+
+ public bool HasAccounts
+ {
+ get { return _accounts.Count > 0; }
+ }
+
+
+ public string OpenFolderCaption
+ {
+ get
+ {
+ return (_accounts.Count == 0)
+ ? "No Accounts Defined"
+ : "Open Pithos Folder";
+ }
+ }
+
+ private string _pauseSyncCaption="Pause Synching";
+ public string PauseSyncCaption
+ {
+ get { return _pauseSyncCaption; }
+ set
+ {
+ _pauseSyncCaption = value;
+ NotifyOfPropertyChange(() => PauseSyncCaption);
+ }
+ }
+
+ private readonly ObservableConcurrentCollection _recentFiles = new ObservableConcurrentCollection();
+ public ObservableConcurrentCollection RecentFiles
+ {
+ get { return _recentFiles; }
+ }
+
+
+ private string _statusIcon="../Images/Pithos.ico";
+ public string StatusIcon
+ {
+ get { return _statusIcon; }
+ set
+ {
+ //TODO: Ensure all status icons use the Pithos logo
+ _statusIcon = value;
+ NotifyOfPropertyChange(() => StatusIcon);
+ }
+ }
+
+ #endregion
+
+ #region Commands
+
+ public void CancelCurrentOperation()
+ {
+ _pollAgent.CancelCurrentOperation();
+ }
+
+ public void ShowPreferences()
+ {
+ ShowPreferences(null);
+ }
+
+ public void ShowPreferences(string currentTab)
+ {
+ //Settings.Reload();
+
+ var preferences = IoC.Get();//??new PreferencesViewModel(_windowManager, _events, this, Settings,currentTab);
+ if (!String.IsNullOrWhiteSpace(currentTab))
+ preferences.SelectedTab = currentTab;
+ if (!preferences.IsActive)
+ _windowManager.ShowWindow(preferences);
+ var view = (Window)preferences.GetView();
+ view.NullSafe(v=>v.Activate());
+ }
+
+ public void AboutPithos()
+ {
+ var about = IoC.Get();
+ about.LatestVersion=_sparkle.LatestVersion;
+ _windowManager.ShowWindow(about);
+ }
+
+ public void SendFeedback()
+ {
+ var feedBack = IoC.Get();
+ _windowManager.ShowWindow(feedBack);
+ }
+
+ //public PithosCommand OpenPithosFolderCommand { get; private set; }
+
+ public void OpenPithosFolder()
+ {
+ var account = Settings.Accounts.FirstOrDefault(acc => acc.IsActive);
+ if (account == null)
+ return;
+ Process.Start(account.RootPath);
+ }
+
+ public void OpenPithosFolder(AccountInfo account)
+ {
+ Process.Start(account.AccountPath);
+ }
+
+
+
+ public void GoToSite()
+ {
+ var site = Properties.Settings.Default.ProductionServer;
+ Process.Start(site);
+ }
+
+
+ public void GoToSite(AccountInfo account)
+ {
+ var uri = account.SiteUri.Replace("http://","https://");
+ Process.Start(uri);
+ }
+
+ private bool _statusVisible;
+
+ public string MiniStatusCaption
+ {
+ get
+ {
+ return _statusVisible ? "Hide Status Window" : "Show Status Window";
+ }
+ }
+
+ public bool HasConflicts
+ {
+ get { return true; }
+ }
+ public void ShowConflicts()
+ {
+ _windowManager.ShowWindow(IoC.Get());
+ }
+
+ ///
+ /// Open an explorer window to the target path's directory
+ /// and select the file
+ ///
+ ///
+ public void GoToFile(FileEntry entry)
+ {
+ var fullPath = entry.FullPath;
+ if (!File.Exists(fullPath) && !Directory.Exists(fullPath))
+ return;
+ Process.Start("explorer.exe","/select, " + fullPath);
+ }
+
+ public void OpenLogPath()
+ {
+ var pithosDataPath = PithosSettings.PithosDataPath;
+
+ Process.Start(pithosDataPath);
+ }
+
+ public void ShowFileProperties()
+ {
+ var account = Settings.Accounts.First(acc => acc.IsActive);
+ var dir = new DirectoryInfo(account.RootPath + @"\pithos");
+ var files=dir.GetFiles();
+ var r=new Random();
+ var idx=r.Next(0, files.Length);
+ ShowFileProperties(files[idx].FullName);
+ }
+
+ public void ShowFileProperties(string filePath)
+ {
+ if (String.IsNullOrWhiteSpace(filePath))
+ throw new ArgumentNullException("filePath");
+ if (!File.Exists(filePath) && !Directory.Exists(filePath))
+ throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath");
+ Contract.EndContractBlock();
+
+ var pair=(from monitor in Monitors
+ where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase)
+ select monitor).FirstOrDefault();
+ var accountMonitor = pair.Value;
+
+ if (accountMonitor == null)
+ return;
+
+ var infoTask=accountMonitor.GetObjectInfo(filePath);
+
+
+
+ var fileProperties = new FilePropertiesViewModel(this, infoTask,filePath);
+ _windowManager.ShowWindow(fileProperties);
+ }
+
+ public void ShowContainerProperties()
+ {
+ var account = Settings.Accounts.First(acc => acc.IsActive);
+ var dir = new DirectoryInfo(account.RootPath);
+ var fullName = (from folder in dir.EnumerateDirectories()
+ where (folder.Attributes & FileAttributes.Hidden) == 0
+ select folder.FullName).First();
+ ShowContainerProperties(fullName);
+ }
+
+ public void ShowContainerProperties(string filePath)
+ {
+ if (String.IsNullOrWhiteSpace(filePath))
+ throw new ArgumentNullException("filePath");
+ if (!Directory.Exists(filePath))
+ throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath");
+ Contract.EndContractBlock();
+
+ var pair=(from monitor in Monitors
+ where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase)
+ select monitor).FirstOrDefault();
+ var accountMonitor = pair.Value;
+ var info = accountMonitor.GetContainerInfo(filePath);
+
+
+
+ var containerProperties = new ContainerPropertiesViewModel(this, info,filePath);
+ _windowManager.ShowWindow(containerProperties);
+ }
+
+ public void SynchNow()
+ {
+ _pollAgent.SynchNow();
+ }
+
+ public async Task RefreshObjectInfo(ObjectInfo currentInfo)
+ {
+ if (currentInfo==null)
+ throw new ArgumentNullException("currentInfo");
+ Contract.EndContractBlock();
+ var monitor = Monitors[currentInfo.AccountKey];
+ var newInfo=await monitor.CloudClient.GetObjectInfo(currentInfo.Account, currentInfo.Container, currentInfo.Name).ConfigureAwait(false);
+ return newInfo;
+ }
+
+ public async Task RefreshContainerInfo(ContainerInfo container)
+ {
+ if (container == null)
+ throw new ArgumentNullException("container");
+ Contract.EndContractBlock();
+
+ var monitor = Monitors[container.AccountKey];
+ var newInfo = await monitor.CloudClient.GetContainerInfo(container.Account, container.Name).ConfigureAwait(false);
+ return newInfo;
+ }
+
+ private bool _isPaused;
+ public bool IsPaused
+ {
+ get { return _isPaused; }
+ set
+ {
+ _isPaused = value;
+ PauseSyncCaption = IsPaused ? "Resume syncing" : "Pause syncing";
+ var iconKey = IsPaused ? "TraySyncPaused" : "TrayInSynch";
+ StatusIcon = String.Format(@"../Images/{0}.ico", iconKey);
+
+ NotifyOfPropertyChange(() => IsPaused);
+ }
+ }
+
+ public void ToggleSynching()
+ {
+ IsPaused=!IsPaused;
+ foreach (var monitor in Monitors.Values)
+ {
+ monitor.Pause = IsPaused ;
+ }
+ _pollAgent.Pause = IsPaused;
+ _networkAgent.Pause = IsPaused;
+
+
+ }
+
+ public void ExitPithos()
+ {
+ try
+ {
+
+ foreach (var monitor in Monitors.Select(pair => pair.Value))
+ {
+ monitor.Stop();
+ }
+
+ var view = GetView() as Window;
+ if (view != null)
+ view.Close();
+ }
+ catch (Exception exc)
+ {
+ Log.Info("Exception while exiting", exc);
+ }
+ finally
+ {
+ Application.Current.Shutdown();
+ }
+ }
+
+ #endregion
+
+
+ private readonly Dictionary _iconNames = new List
+ {
+ new StatusInfo(PithosStatus.InSynch, "All files up to date", "TrayInSynch"),
+ new StatusInfo(PithosStatus.PollSyncing, "Polling Files", "TraySynching"),
+ new StatusInfo(PithosStatus.LocalSyncing, "Syncing Files", "TraySynching"),
+ new StatusInfo(PithosStatus.SyncPaused, "Sync Paused", "TraySyncPaused")
+ }.ToDictionary(s => s.Status);
+
+ readonly IWindowManager _windowManager;
+
+ //private int _syncCount=0;
+
+
+ private PithosStatus _pithosStatus = PithosStatus.Disconnected;
+
+ public void SetPithosStatus(PithosStatus status)
+ {
+ if (_pithosStatus == PithosStatus.LocalSyncing && status == PithosStatus.PollComplete)
+ return;
+ if (_pithosStatus == PithosStatus.PollSyncing && status == PithosStatus.LocalComplete)
+ return;
+ if (status == PithosStatus.LocalComplete || status == PithosStatus.PollComplete)
+ _pithosStatus = PithosStatus.InSynch;
+ else
+ _pithosStatus = status;
+ UpdateStatus();
+ }
+
+ public void SetPithosStatus(PithosStatus status,string message)
+ {
+ StatusMessage = message;
+ SetPithosStatus(status);
+ }
+
+ /* public Notifier GetNotifier(Notification startNotification, Notification endNotification)
+ {
+ return new Notifier(this, startNotification, endNotification);
+ }*/
+
+ public Notifier GetNotifier(string startMessage, string endMessage, bool isActive=true,params object[] args)
+ {
+ return isActive?new Notifier(this,
+ new StatusNotification(String.Format(startMessage,args)),
+ new StatusNotification(String.Format(endMessage,args)))
+ :new Notifier(this,(Notification) null,null);
+ }
+
+
+ ///
+ /// Updates the visual status indicators of the application depending on status changes, e.g. icon, stat
+ ///
+ public void UpdateStatus()
+ {
+
+ if (_iconNames.ContainsKey(_pithosStatus))
+ {
+ var info = _iconNames[_pithosStatus];
+ StatusIcon = String.Format(@"../Images/{0}.ico", info.IconName);
+ }
+
+ if (_pithosStatus == PithosStatus.InSynch)
+ StatusMessage = "All files up to date";
+ }
+
+
+
+ public async Task StartMonitor(PithosMonitor monitor,int retries=0)
+ {
+ using (log4net.ThreadContext.Stacks["Monitor"].Push("Start"))
+ {
+ try
+ {
+ Log.InfoFormat("Start Monitoring {0}", monitor.UserName);
+
+ await monitor.Start();
+ }
+ catch (HttpRequestWithStatusException exc)
+ {
+ if (AbandonRetry(monitor, retries))
+ return;
+
+ //HttpStatusCode statusCode = HttpStatusCode.OK;
+ //var response = as HttpWebResponse;
+ //if (response != null)
+ var statusCode = exc.StatusCode;//response.StatusCode;
+
+ switch (statusCode)
+ {
+ case HttpStatusCode.Unauthorized:
+ var message = String.Format("API Key Expired for {0}. Starting Renewal",
+ monitor.UserName);
+ Log.Error(message, exc);
+ var account =
+ Settings.Accounts.Find(
+ acc => acc.AccountKey == new Uri(monitor.AuthenticationUrl).Combine(monitor.UserName));
+ account.IsExpired = true;
+ Settings.Save();
+ Notify(new ExpirationNotification(account));
+ //TryAuthorize(monitor.UserName, retries).Wait();
+ break;
+ case HttpStatusCode.ProxyAuthenticationRequired:
+ TryAuthenticateProxy(monitor, retries);
+ break;
+ default:
+ TryLater(monitor, exc, retries);
+ break;
+ }
+ }
+ catch (Exception exc)
+ {
+ if (AbandonRetry(monitor, retries))
+ return;
+
+ TryLater(monitor, exc, retries);
+ }
+ }
+
+ }
+
+ private void TryAuthenticateProxy(PithosMonitor monitor,int retries)
+ {
+ Execute.OnUIThread(() =>
+ {
+ var proxyAccount = IoC.Get();
+ proxyAccount.Settings = Settings;
+ if (true != _windowManager.ShowDialog(proxyAccount))
+ return;
+ StartMonitor(monitor, retries);
+ NotifyOfPropertyChange(() => Accounts);
+ });
+ }
+
+ private bool AbandonRetry(PithosMonitor monitor, int retries)
+ {
+ if (retries > 3)
+ {
+ var message = String.Format("Monitoring of account {0} has failed too many times. Will not retry",
+ monitor.UserName);
+ _events.Publish(new Notification
+ {Title = "Account monitoring failed", Message = message, Level = TraceLevel.Error});
+ return true;
+ }
+ return false;
+ }
+
+
+ private void TryLater(PithosMonitor monitor, Exception exc,int retries)
+ {
+ var message = String.Format("An exception occured. Can't start monitoring\nWill retry in 10 seconds");
+ Task.Factory.StartNewDelayed(10000, () => StartMonitor(monitor,retries+1));
+ _events.Publish(new Notification
+ {Title = "Error", Message = message, Level = TraceLevel.Error});
+ Log.Error(message, exc);
+ }
+
+
+ public void NotifyChange(string status, TraceLevel level=TraceLevel.Info)
+ {
+ StatusMessage = status;
+
+ _events.Publish(new Notification { Title = "Pithos+", Message = status, Level = level });
+ }
+
+ public void NotifyChangedFile(string filePath)
+ {
+ if (RecentFiles.Any(e => e.FullPath == filePath))
+ return;
+
+ IProducerConsumerCollection files=RecentFiles;
+ FileEntry popped;
+ while (files.Count > 5)
+ files.TryTake(out popped);
+ var entry = new FileEntry { FullPath = filePath };
+ files.TryAdd(entry);
+ }
+
+ public void NotifyAccount(AccountInfo account)
+ {
+ if (account== null)
+ return;
+ //TODO: What happens to an existing account whose Token has changed?
+ account.SiteUri= String.Format("{0}/ui/?token={1}&user={2}",
+ account.SiteUri, Uri.EscapeDataString(account.Token),
+ Uri.EscapeDataString(account.UserName));
+
+ if (!Accounts.Any(item => item.UserName == account.UserName && item.SiteUri == account.SiteUri))
+ Accounts.TryAdd(account);
+
+ }
+
+ public void NotifyConflicts(IEnumerable conflictFiles, string message)
+ {
+ if (conflictFiles == null)
+ return;
+ //Convert to list to avoid multiple iterations
+ var files = conflictFiles.ToList();
+ if (files.Count==0)
+ return;
+
+ UpdateStatus();
+ //TODO: Create a more specific message. For now, just show a warning
+ NotifyForFiles(files,message,TraceLevel.Warning);
+
+ }
+
+ public void NotifyForFiles(IEnumerable files, string message,TraceLevel level=TraceLevel.Info)
+ {
+ if (files == null)
+ return;
+ if (!files.Any())
+ return;
+
+ StatusMessage = message;
+
+ _events.Publish(new Notification { Title = "Pithos+", Message = message, Level = level});
+ }
+
+ public void Notify(Notification notification)
+ {
+ TaskEx.Run(()=> _events.Publish(notification));
+ }
+
+
+ public void RemoveMonitor(string serverUrl,string accountName)
+ {
+ if (String.IsNullOrWhiteSpace(accountName))
+ return;
+
+ var accountInfo=_accounts.FirstOrDefault(account => account.UserName == accountName && account.StorageUri.ToString().StartsWith(serverUrl));
+ if (accountInfo != null)
+ {
+ _accounts.TryRemove(accountInfo);
+ _pollAgent.RemoveAccount(accountInfo);
+ }
+
+ var accountKey = new Uri(serverUrl).Combine(accountName);
+ PithosMonitor monitor;
+ if (Monitors.TryRemove(accountKey, out monitor))
+ {
+ monitor.Stop();
+ //TODO: Also remove any pending actions for this account
+ //from the network queue
+ }
+ }
+
+ public void RefreshOverlays()
+ {
+ foreach (var pair in Monitors)
+ {
+ var monitor = pair.Value;
+
+ var path = monitor.RootPath;
+
+ if (String.IsNullOrWhiteSpace(path))
+ continue;
+
+ if (!Directory.Exists(path) && !File.Exists(path))
+ continue;
+
+ IntPtr pathPointer = Marshal.StringToCoTaskMemAuto(path);
+
+ try
+ {
+ NativeMethods.SHChangeNotify(HChangeNotifyEventID.SHCNE_UPDATEITEM,
+ HChangeNotifyFlags.SHCNF_PATHW | HChangeNotifyFlags.SHCNF_FLUSHNOWAIT,
+ pathPointer, IntPtr.Zero);
+ }
+ finally
+ {
+ Marshal.FreeHGlobal(pathPointer);
+ }
+ }
+ }
+
+ #region Event Handlers
+
+ public void Handle(SelectiveSynchChanges message)
+ {
+ TaskEx.Run(() =>
+ {
+ PithosMonitor monitor;
+ if (Monitors.TryGetValue(message.Account.AccountKey, out monitor))
+ {
+ Selectives.SetIsSelectiveEnabled(message.Account.AccountKey, message.Enabled);
+ monitor.SetSelectivePaths(message.Uris, message.Added, message.Removed);
+ }
+
+ var account = Accounts.FirstOrDefault(acc => acc.AccountKey == message.Account.AccountKey);
+ if (account != null)
+ {
+ var added=monitor.UrisToFilePaths(message.Added);
+ _pollAgent.SynchNow(added);
+ }
+ });
+
+ }
+
+
+ private bool _pollStarted;
+ private Sparkle _sparkle;
+ private bool _manualUpgradeCheck;
+
+ //SMELL: Doing so much work for notifications in the shell is wrong
+ //The notifications should be moved to their own view/viewmodel pair
+ //and different templates should be used for different message types
+ //This will also allow the addition of extra functionality, eg. actions
+ //
+ public void Handle(Notification notification)
+ {
+ UpdateStatus();
+
+ if (!Settings.ShowDesktopNotifications)
+ return;
+
+ if (notification is PollNotification)
+ {
+ _pollStarted = true;
+ return;
+ }
+ if (notification is CloudNotification)
+ {
+ if (!_pollStarted)
+ return;
+ _pollStarted= false;
+ notification.Title = "Pithos+";
+ notification.Message = "Start Synchronisation";
+ }
+
+ var deleteNotification = notification as CloudDeleteNotification;
+ if (deleteNotification != null)
+ {
+ StatusMessage = String.Format("Deleted {0}", deleteNotification.Data.Name);
+ return;
+ }
+
+ var progress = notification as ProgressNotification;
+
+
+ if (progress != null)
+ {
+ double percentage = (progress.TotalBlocks == progress.Block) ? 1
+ :(progress.Block + progress.BlockPercentage / 100.0) / (double)progress.TotalBlocks;
+ StatusMessage = String.Format("{0} {1:p2} of {2} - {3}",
+ progress.Action,
+ percentage,
+ progress.FileSize.ToByteSize(),
+ progress.FileName);
+ ProgressBar = percentage;
+ return;
+ }
+
+ var info = notification as StatusNotification;
+ if (info != null)
+ {
+ StatusMessage = info.Title;
+ return;
+ }
+ if (String.IsNullOrWhiteSpace(notification.Message) && String.IsNullOrWhiteSpace(notification.Title))
+ return;
+
+ if (notification.Level <= TraceLevel.Warning)
+ ShowBalloonFor(notification);
+ }
+
+ private void ShowBalloonFor(Notification notification)
+ {
+ Contract.Requires(notification!=null);
+
+ if (!Settings.ShowDesktopNotifications)
+ return;
+
+ BalloonIcon icon;
+ switch (notification.Level)
+ {
+ case TraceLevel.Verbose:
+ return;
+ case TraceLevel.Info:
+ icon = BalloonIcon.Info;
+ break;
+ case TraceLevel.Error:
+ icon = BalloonIcon.Error;
+ break;
+ case TraceLevel.Warning:
+ icon = BalloonIcon.Warning;
+ break;
+ default:
+ return;
+ }
+
+ var tv = (ShellView) GetView();
+ System.Action clickAction = null;
+ if (notification is ExpirationNotification)
+ {
+ clickAction = () => ShowPreferences("AccountTab");
+ }
+ var balloon = new PithosBalloon
+ {
+ Title = notification.Title,
+ Message = notification.Message,
+ Icon = icon,
+ ClickAction = clickAction
+ };
+ tv.TaskbarView.ShowCustomBalloon(balloon, PopupAnimation.Fade, 4000);
+ }
+
+ #endregion
+
+ public void Handle(ShowFilePropertiesEvent message)
+ {
+ if (message == null)
+ throw new ArgumentNullException("message");
+ if (String.IsNullOrWhiteSpace(message.FileName) )
+ throw new ArgumentException("message");
+ Contract.EndContractBlock();
+
+ var fileName = message.FileName;
+ //TODO: Display file properties for non-container folders
+ if (File.Exists(fileName))
+ //Retrieve the full name with exact casing. Pithos names are case sensitive
+ ShowFileProperties(FileInfoExtensions.GetProperFilePathCapitalization(fileName));
+ else if (Directory.Exists(fileName))
+ //Retrieve the full name with exact casing. Pithos names are case sensitive
+ {
+ var path = FileInfoExtensions.GetProperDirectoryCapitalization(fileName);
+ if (IsContainer(path))
+ ShowContainerProperties(path);
+ else
+ ShowFileProperties(path);
+ }
+ }
+
+ private bool IsContainer(string path)
+ {
+ var matchingFolders = from account in _accounts
+ from rootFolder in Directory.GetDirectories(account.AccountPath)
+ where rootFolder.Equals(path, StringComparison.InvariantCultureIgnoreCase)
+ select rootFolder;
+ return matchingFolders.Any();
+ }
+
+ public FileStatus GetFileStatus(string localFileName)
+ {
+ if (String.IsNullOrWhiteSpace(localFileName))
+ throw new ArgumentNullException("localFileName");
+ Contract.EndContractBlock();
+
+ var statusKeeper = IoC.Get();
+ var status=statusKeeper.GetFileStatus(localFileName);
+ return status;
+ }
+
+ public void RemoveAccountFromDatabase(AccountSettings account)
+ {
+ var statusKeeper = IoC.Get();
+ statusKeeper.ClearFolderStatus(account.RootPath);
+ }
+ }
+}