root / trunk / Pithos.Client.WPF / Shell / ShellViewModel.cs @ 1e26eceb
History | View | Annotate | Download (26.6 kB)
1 |
#region |
---|---|
2 |
/* ----------------------------------------------------------------------- |
3 |
* <copyright file="ShellViewModel.cs" company="GRNet"> |
4 |
* |
5 |
* Copyright 2011-2012 GRNET S.A. All rights reserved. |
6 |
* |
7 |
* Redistribution and use in source and binary forms, with or |
8 |
* without modification, are permitted provided that the following |
9 |
* conditions are met: |
10 |
* |
11 |
* 1. Redistributions of source code must retain the above |
12 |
* copyright notice, this list of conditions and the following |
13 |
* disclaimer. |
14 |
* |
15 |
* 2. Redistributions in binary form must reproduce the above |
16 |
* copyright notice, this list of conditions and the following |
17 |
* disclaimer in the documentation and/or other materials |
18 |
* provided with the distribution. |
19 |
* |
20 |
* |
21 |
* THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS |
22 |
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
23 |
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
24 |
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR |
25 |
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
26 |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
27 |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
28 |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
29 |
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 |
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
31 |
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
32 |
* POSSIBILITY OF SUCH DAMAGE. |
33 |
* |
34 |
* The views and conclusions contained in the software and |
35 |
* documentation are those of the authors and should not be |
36 |
* interpreted as representing official policies, either expressed |
37 |
* or implied, of GRNET S.A. |
38 |
* </copyright> |
39 |
* ----------------------------------------------------------------------- |
40 |
*/ |
41 |
#endregion |
42 |
using System.Collections.Concurrent; |
43 |
using System.Diagnostics; |
44 |
using System.Diagnostics.Contracts; |
45 |
using System.IO; |
46 |
using System.Net; |
47 |
using System.Reflection; |
48 |
using System.Runtime.InteropServices; |
49 |
using System.ServiceModel; |
50 |
using System.Threading.Tasks; |
51 |
using System.Windows; |
52 |
using System.Windows.Controls.Primitives; |
53 |
using Caliburn.Micro; |
54 |
using Hardcodet.Wpf.TaskbarNotification; |
55 |
using Pithos.Client.WPF.Configuration; |
56 |
using Pithos.Client.WPF.FileProperties; |
57 |
using Pithos.Client.WPF.Preferences; |
58 |
using Pithos.Client.WPF.Properties; |
59 |
using Pithos.Client.WPF.SelectiveSynch; |
60 |
using Pithos.Client.WPF.Services; |
61 |
using Pithos.Client.WPF.Shell; |
62 |
using Pithos.Core; |
63 |
using Pithos.Core.Agents; |
64 |
using Pithos.Interfaces; |
65 |
using System; |
66 |
using System.Collections.Generic; |
67 |
using System.Linq; |
68 |
using Pithos.Network; |
69 |
using StatusService = Pithos.Client.WPF.Services.StatusService; |
70 |
|
71 |
namespace Pithos.Client.WPF { |
72 |
using System.ComponentModel.Composition; |
73 |
|
74 |
|
75 |
///<summary> |
76 |
/// The "shell" of the Pithos application displays the taskbar icon, menu and notifications. |
77 |
/// The shell also hosts the status service called by shell extensions to retrieve file info |
78 |
///</summary> |
79 |
///<remarks> |
80 |
/// It is a strange "shell" as its main visible element is an icon instead of a window |
81 |
/// The shell subscribes to the following events: |
82 |
/// * Notification: Raised by components that want to notify the user. Usually displayed in a balloon |
83 |
/// * 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 |
84 |
/// * ShowFilePropertiesEvent: Raised when a shell command requests the display of the file/container properties dialog |
85 |
///</remarks> |
86 |
//TODO: CODE SMELL Why does the shell handle the SelectiveSynchChanges? |
87 |
[Export(typeof(IShell))] |
88 |
public class ShellViewModel : Screen, IStatusNotification, IShell, |
89 |
IHandle<Notification>, IHandle<SelectiveSynchChanges>, IHandle<ShowFilePropertiesEvent> |
90 |
{ |
91 |
//The Status Checker provides the current synch state |
92 |
//TODO: Could we remove the status checker and use events in its place? |
93 |
private readonly IStatusChecker _statusChecker; |
94 |
private readonly IEventAggregator _events; |
95 |
|
96 |
public PithosSettings Settings { get; private set; } |
97 |
|
98 |
|
99 |
private readonly ConcurrentDictionary<string, PithosMonitor> _monitors = new ConcurrentDictionary<string, PithosMonitor>(); |
100 |
///<summary> |
101 |
/// Dictionary of account monitors, keyed by account |
102 |
///</summary> |
103 |
///<remarks> |
104 |
/// One monitor class is created for each account. The Shell needs access to the monitors to execute start/stop/pause commands, |
105 |
/// retrieve account and boject info |
106 |
///</remarks> |
107 |
// TODO: Does the Shell REALLY need access to the monitors? Could we achieve the same results with a better design? |
108 |
// TODO: The monitors should be internal to Pithos.Core, even though exposing them makes coding of the Object and Container windows easier |
109 |
public ConcurrentDictionary<string, PithosMonitor> Monitors |
110 |
{ |
111 |
get { return _monitors; } |
112 |
} |
113 |
|
114 |
|
115 |
///<summary> |
116 |
/// The status service is used by Shell extensions to retrieve file status information |
117 |
///</summary> |
118 |
//TODO: CODE SMELL! This is the shell! While hosting in the shell makes executing start/stop commands easier, it is still a smell |
119 |
private ServiceHost _statusService; |
120 |
|
121 |
//Logging in the Pithos client is provided by log4net |
122 |
private static readonly log4net.ILog Log = log4net.LogManager.GetLogger("Pithos"); |
123 |
|
124 |
//Lazily initialized File Version info. This is done once and lazily to avoid blocking the UI |
125 |
private Lazy<FileVersionInfo> _fileVersion; |
126 |
|
127 |
///<summary> |
128 |
/// The Shell depends on MEF to provide implementations for windowManager, events, the status checker service and the settings |
129 |
///</summary> |
130 |
///<remarks> |
131 |
/// The PithosSettings class encapsulates the app's settings to abstract their storage mechanism (App settings, a database or registry) |
132 |
///</remarks> |
133 |
[ImportingConstructor] |
134 |
public ShellViewModel(IWindowManager windowManager, IEventAggregator events, IStatusChecker statusChecker, PithosSettings settings) |
135 |
{ |
136 |
try |
137 |
{ |
138 |
|
139 |
_windowManager = windowManager; |
140 |
//CHECK: Caliburn doesn't need explicit command construction |
141 |
//OpenPithosFolderCommand = new PithosCommand(OpenPithosFolder); |
142 |
_statusChecker = statusChecker; |
143 |
//The event subst |
144 |
_events = events; |
145 |
_events.Subscribe(this); |
146 |
|
147 |
Settings = settings; |
148 |
|
149 |
Proxy.SetFromSettings(settings); |
150 |
|
151 |
StatusMessage = "In Synch"; |
152 |
|
153 |
_fileVersion= new Lazy<FileVersionInfo>(() => |
154 |
{ |
155 |
Assembly assembly = Assembly.GetExecutingAssembly(); |
156 |
var fileVersion = FileVersionInfo.GetVersionInfo(assembly.Location); |
157 |
return fileVersion; |
158 |
}); |
159 |
_accounts.CollectionChanged += (sender, e) => |
160 |
{ |
161 |
NotifyOfPropertyChange(() => OpenFolderCaption); |
162 |
NotifyOfPropertyChange(() => HasAccounts); |
163 |
}; |
164 |
|
165 |
} |
166 |
catch (Exception exc) |
167 |
{ |
168 |
Log.Error("Error while starting the ShellViewModel",exc); |
169 |
throw; |
170 |
} |
171 |
} |
172 |
|
173 |
|
174 |
protected override void OnActivate() |
175 |
{ |
176 |
base.OnActivate(); |
177 |
|
178 |
|
179 |
|
180 |
StartMonitoring(); |
181 |
} |
182 |
|
183 |
|
184 |
|
185 |
private async void StartMonitoring() |
186 |
{ |
187 |
try |
188 |
{ |
189 |
var accounts = Settings.Accounts.Select(MonitorAccount); |
190 |
await TaskEx.WhenAll(accounts); |
191 |
_statusService = StatusService.Start(); |
192 |
|
193 |
/* |
194 |
foreach (var account in Settings.Accounts) |
195 |
{ |
196 |
await MonitorAccount(account); |
197 |
} |
198 |
*/ |
199 |
|
200 |
} |
201 |
catch (AggregateException exc) |
202 |
{ |
203 |
exc.Handle(e => |
204 |
{ |
205 |
Log.Error("Error while starting monitoring", e); |
206 |
return true; |
207 |
}); |
208 |
throw; |
209 |
} |
210 |
} |
211 |
|
212 |
protected override void OnDeactivate(bool close) |
213 |
{ |
214 |
base.OnDeactivate(close); |
215 |
if (close) |
216 |
{ |
217 |
StatusService.Stop(_statusService); |
218 |
_statusService = null; |
219 |
} |
220 |
} |
221 |
|
222 |
public Task MonitorAccount(AccountSettings account) |
223 |
{ |
224 |
return Task.Factory.StartNew(() => |
225 |
{ |
226 |
PithosMonitor monitor; |
227 |
var accountName = account.AccountName; |
228 |
|
229 |
if (_monitors.TryGetValue(accountName, out monitor)) |
230 |
{ |
231 |
//If the account is active |
232 |
if (account.IsActive) |
233 |
//Start the monitor. It's OK to start an already started monitor, |
234 |
//it will just ignore the call |
235 |
StartMonitor(monitor).Wait(); |
236 |
else |
237 |
{ |
238 |
//If the account is inactive |
239 |
//Stop and remove the monitor |
240 |
RemoveMonitor(accountName); |
241 |
} |
242 |
return; |
243 |
} |
244 |
|
245 |
|
246 |
//Create a new monitor/ Can't use MEF here, it would return a single instance for all monitors |
247 |
monitor = new PithosMonitor |
248 |
{ |
249 |
UserName = accountName, |
250 |
ApiKey = account.ApiKey, |
251 |
StatusNotification = this, |
252 |
RootPath = account.RootPath |
253 |
}; |
254 |
//PithosMonitor uses MEF so we need to resolve it |
255 |
IoC.BuildUp(monitor); |
256 |
|
257 |
monitor.AuthenticationUrl = account.ServerUrl; |
258 |
|
259 |
_monitors[accountName] = monitor; |
260 |
|
261 |
if (account.IsActive) |
262 |
{ |
263 |
//Don't start a monitor if it doesn't have an account and ApiKey |
264 |
if (String.IsNullOrWhiteSpace(monitor.UserName) || |
265 |
String.IsNullOrWhiteSpace(monitor.ApiKey)) |
266 |
return; |
267 |
StartMonitor(monitor); |
268 |
} |
269 |
}); |
270 |
} |
271 |
|
272 |
|
273 |
protected override void OnViewLoaded(object view) |
274 |
{ |
275 |
UpdateStatus(); |
276 |
var window = (Window)view; |
277 |
TaskEx.Delay(1000).ContinueWith(t => Execute.OnUIThread(window.Hide)); |
278 |
base.OnViewLoaded(view); |
279 |
} |
280 |
|
281 |
|
282 |
#region Status Properties |
283 |
|
284 |
private string _statusMessage; |
285 |
public string StatusMessage |
286 |
{ |
287 |
get { return _statusMessage; } |
288 |
set |
289 |
{ |
290 |
_statusMessage = value; |
291 |
NotifyOfPropertyChange(() => StatusMessage); |
292 |
} |
293 |
} |
294 |
|
295 |
private readonly ObservableConcurrentCollection<AccountInfo> _accounts = new ObservableConcurrentCollection<AccountInfo>(); |
296 |
public ObservableConcurrentCollection<AccountInfo> Accounts |
297 |
{ |
298 |
get { return _accounts; } |
299 |
} |
300 |
|
301 |
public bool HasAccounts |
302 |
{ |
303 |
get { return _accounts.Count > 0; } |
304 |
} |
305 |
|
306 |
|
307 |
public string OpenFolderCaption |
308 |
{ |
309 |
get |
310 |
{ |
311 |
return (_accounts.Count == 0) |
312 |
? "No Accounts Defined" |
313 |
: "Open Pithos Folder"; |
314 |
} |
315 |
} |
316 |
|
317 |
private string _pauseSyncCaption="Pause Synching"; |
318 |
public string PauseSyncCaption |
319 |
{ |
320 |
get { return _pauseSyncCaption; } |
321 |
set |
322 |
{ |
323 |
_pauseSyncCaption = value; |
324 |
NotifyOfPropertyChange(() => PauseSyncCaption); |
325 |
} |
326 |
} |
327 |
|
328 |
private readonly ObservableConcurrentCollection<FileEntry> _recentFiles = new ObservableConcurrentCollection<FileEntry>(); |
329 |
public ObservableConcurrentCollection<FileEntry> RecentFiles |
330 |
{ |
331 |
get { return _recentFiles; } |
332 |
} |
333 |
|
334 |
|
335 |
private string _statusIcon="../Images/Pithos.ico"; |
336 |
public string StatusIcon |
337 |
{ |
338 |
get { return _statusIcon; } |
339 |
set |
340 |
{ |
341 |
//TODO: Ensure all status icons use the Pithos logo |
342 |
_statusIcon = value; |
343 |
NotifyOfPropertyChange(() => StatusIcon); |
344 |
} |
345 |
} |
346 |
|
347 |
#endregion |
348 |
|
349 |
#region Commands |
350 |
|
351 |
public void ShowPreferences() |
352 |
{ |
353 |
//Settings.Reload(); |
354 |
var preferences = new PreferencesViewModel(_windowManager,_events, this,Settings); |
355 |
_windowManager.ShowDialog(preferences); |
356 |
|
357 |
} |
358 |
|
359 |
public void AboutPithos() |
360 |
{ |
361 |
var about = new AboutViewModel(); |
362 |
_windowManager.ShowWindow(about); |
363 |
} |
364 |
|
365 |
public void SendFeedback() |
366 |
{ |
367 |
var feedBack = IoC.Get<FeedbackViewModel>(); |
368 |
_windowManager.ShowWindow(feedBack); |
369 |
} |
370 |
|
371 |
//public PithosCommand OpenPithosFolderCommand { get; private set; } |
372 |
|
373 |
public void OpenPithosFolder() |
374 |
{ |
375 |
var account = Settings.Accounts.FirstOrDefault(acc => acc.IsActive); |
376 |
if (account == null) |
377 |
return; |
378 |
Process.Start(account.RootPath); |
379 |
} |
380 |
|
381 |
public void OpenPithosFolder(AccountInfo account) |
382 |
{ |
383 |
Process.Start(account.AccountPath); |
384 |
} |
385 |
|
386 |
|
387 |
/* |
388 |
public void GoToSite() |
389 |
{ |
390 |
var site = Properties.Settings.Default.PithosSite; |
391 |
Process.Start(site); |
392 |
} |
393 |
*/ |
394 |
|
395 |
public void GoToSite(AccountInfo account) |
396 |
{ |
397 |
/*var site = String.Format("{0}/ui/?token={1}&user={2}", |
398 |
account.SiteUri,account.Token, |
399 |
account.UserName);*/ |
400 |
Process.Start(account.SiteUri); |
401 |
} |
402 |
|
403 |
public void ShowFileProperties() |
404 |
{ |
405 |
var account = Settings.Accounts.First(acc => acc.IsActive); |
406 |
var dir = new DirectoryInfo(account.RootPath + @"\pithos"); |
407 |
var files=dir.GetFiles(); |
408 |
var r=new Random(); |
409 |
var idx=r.Next(0, files.Length); |
410 |
ShowFileProperties(files[idx].FullName); |
411 |
} |
412 |
|
413 |
public void ShowFileProperties(string filePath) |
414 |
{ |
415 |
if (String.IsNullOrWhiteSpace(filePath)) |
416 |
throw new ArgumentNullException("filePath"); |
417 |
if (!File.Exists(filePath) && !Directory.Exists(filePath)) |
418 |
throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath"); |
419 |
Contract.EndContractBlock(); |
420 |
|
421 |
var pair=(from monitor in Monitors |
422 |
where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase) |
423 |
select monitor).FirstOrDefault(); |
424 |
var accountMonitor = pair.Value; |
425 |
|
426 |
if (accountMonitor == null) |
427 |
return; |
428 |
|
429 |
var infoTask=Task.Factory.StartNew(()=>accountMonitor.GetObjectInfo(filePath)); |
430 |
|
431 |
|
432 |
|
433 |
var fileProperties = new FilePropertiesViewModel(this, infoTask,filePath); |
434 |
_windowManager.ShowWindow(fileProperties); |
435 |
} |
436 |
|
437 |
public void ShowContainerProperties() |
438 |
{ |
439 |
var account = Settings.Accounts.First(acc => acc.IsActive); |
440 |
var dir = new DirectoryInfo(account.RootPath); |
441 |
var fullName = (from folder in dir.EnumerateDirectories() |
442 |
where (folder.Attributes & FileAttributes.Hidden) == 0 |
443 |
select folder.FullName).First(); |
444 |
ShowContainerProperties(fullName); |
445 |
} |
446 |
|
447 |
public void ShowContainerProperties(string filePath) |
448 |
{ |
449 |
if (String.IsNullOrWhiteSpace(filePath)) |
450 |
throw new ArgumentNullException("filePath"); |
451 |
if (!Directory.Exists(filePath)) |
452 |
throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath"); |
453 |
Contract.EndContractBlock(); |
454 |
|
455 |
var pair=(from monitor in Monitors |
456 |
where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase) |
457 |
select monitor).FirstOrDefault(); |
458 |
var accountMonitor = pair.Value; |
459 |
var info = accountMonitor.GetContainerInfo(filePath); |
460 |
|
461 |
|
462 |
|
463 |
var containerProperties = new ContainerPropertiesViewModel(this, info,filePath); |
464 |
_windowManager.ShowWindow(containerProperties); |
465 |
} |
466 |
|
467 |
public void SynchNow() |
468 |
{ |
469 |
var agent = IoC.Get<PollAgent>(); |
470 |
agent.SynchNow(); |
471 |
} |
472 |
|
473 |
public ObjectInfo RefreshObjectInfo(ObjectInfo currentInfo) |
474 |
{ |
475 |
if (currentInfo==null) |
476 |
throw new ArgumentNullException("currentInfo"); |
477 |
Contract.EndContractBlock(); |
478 |
|
479 |
var monitor = Monitors[currentInfo.Account]; |
480 |
var newInfo=monitor.CloudClient.GetObjectInfo(currentInfo.Account, currentInfo.Container, currentInfo.Name); |
481 |
return newInfo; |
482 |
} |
483 |
|
484 |
public ContainerInfo RefreshContainerInfo(ContainerInfo container) |
485 |
{ |
486 |
if (container == null) |
487 |
throw new ArgumentNullException("container"); |
488 |
Contract.EndContractBlock(); |
489 |
|
490 |
var monitor = Monitors[container.Account]; |
491 |
var newInfo = monitor.CloudClient.GetContainerInfo(container.Account, container.Name); |
492 |
return newInfo; |
493 |
} |
494 |
|
495 |
|
496 |
public void ToggleSynching() |
497 |
{ |
498 |
bool isPaused=false; |
499 |
foreach (var pair in Monitors) |
500 |
{ |
501 |
var monitor = pair.Value; |
502 |
monitor.Pause = !monitor.Pause; |
503 |
isPaused = monitor.Pause; |
504 |
} |
505 |
|
506 |
PauseSyncCaption = isPaused ? "Resume syncing" : "Pause syncing"; |
507 |
var iconKey = isPaused? "TraySyncPaused" : "TrayInSynch"; |
508 |
StatusIcon = String.Format(@"../Images/{0}.ico", iconKey); |
509 |
} |
510 |
|
511 |
public void ExitPithos() |
512 |
{ |
513 |
foreach (var pair in Monitors) |
514 |
{ |
515 |
var monitor = pair.Value; |
516 |
monitor.Stop(); |
517 |
} |
518 |
|
519 |
((Window)GetView()).Close(); |
520 |
} |
521 |
#endregion |
522 |
|
523 |
|
524 |
private readonly Dictionary<PithosStatus, StatusInfo> _iconNames = new List<StatusInfo> |
525 |
{ |
526 |
new StatusInfo(PithosStatus.InSynch, "All files up to date", "TrayInSynch"), |
527 |
new StatusInfo(PithosStatus.Syncing, "Syncing Files", "TraySynching"), |
528 |
new StatusInfo(PithosStatus.SyncPaused, "Sync Paused", "TraySyncPaused") |
529 |
}.ToDictionary(s => s.Status); |
530 |
|
531 |
readonly IWindowManager _windowManager; |
532 |
|
533 |
|
534 |
///<summary> |
535 |
/// Updates the visual status indicators of the application depending on status changes, e.g. icon, stat |
536 |
///</summary> |
537 |
public void UpdateStatus() |
538 |
{ |
539 |
var pithosStatus = _statusChecker.GetPithosStatus(); |
540 |
|
541 |
if (_iconNames.ContainsKey(pithosStatus)) |
542 |
{ |
543 |
var info = _iconNames[pithosStatus]; |
544 |
StatusIcon = String.Format(@"../Images/{0}.ico", info.IconName); |
545 |
|
546 |
|
547 |
|
548 |
StatusMessage = String.Format("Pithos {0}\r\n{1}", _fileVersion.Value.FileVersion,info.StatusText); |
549 |
} |
550 |
|
551 |
//_events.Publish(new Notification { Title = "Start", Message = "Start Monitoring", Level = TraceLevel.Info}); |
552 |
} |
553 |
|
554 |
|
555 |
|
556 |
private Task StartMonitor(PithosMonitor monitor,int retries=0) |
557 |
{ |
558 |
return Task.Factory.StartNew(() => |
559 |
{ |
560 |
using (log4net.ThreadContext.Stacks["Monitor"].Push("Start")) |
561 |
{ |
562 |
try |
563 |
{ |
564 |
Log.InfoFormat("Start Monitoring {0}", monitor.UserName); |
565 |
|
566 |
monitor.Start(); |
567 |
} |
568 |
catch (WebException exc) |
569 |
{ |
570 |
if (AbandonRetry(monitor, retries)) |
571 |
return; |
572 |
|
573 |
HttpStatusCode statusCode =HttpStatusCode.OK; |
574 |
var response = exc.Response as HttpWebResponse; |
575 |
if(response!=null) |
576 |
statusCode = response.StatusCode; |
577 |
|
578 |
switch (statusCode) |
579 |
{ |
580 |
case HttpStatusCode.Unauthorized: |
581 |
var message = String.Format("API Key Expired for {0}. Starting Renewal", |
582 |
monitor.UserName); |
583 |
Log.Error(message, exc); |
584 |
var account = Settings.Accounts.Find(acc => acc.AccountName == monitor.UserName); |
585 |
account.IsExpired = true; |
586 |
Notify(new ExpirationNotification(account)); |
587 |
//TryAuthorize(monitor.UserName, retries).Wait(); |
588 |
break; |
589 |
case HttpStatusCode.ProxyAuthenticationRequired: |
590 |
TryAuthenticateProxy(monitor,retries); |
591 |
break; |
592 |
default: |
593 |
TryLater(monitor, exc, retries); |
594 |
break; |
595 |
} |
596 |
} |
597 |
catch (Exception exc) |
598 |
{ |
599 |
if (AbandonRetry(monitor, retries)) |
600 |
return; |
601 |
|
602 |
TryLater(monitor,exc,retries); |
603 |
} |
604 |
} |
605 |
}); |
606 |
} |
607 |
|
608 |
private void TryAuthenticateProxy(PithosMonitor monitor,int retries) |
609 |
{ |
610 |
Execute.OnUIThread(() => |
611 |
{ |
612 |
var proxyAccount = IoC.Get<ProxyAccountViewModel>(); |
613 |
proxyAccount.Settings = this.Settings; |
614 |
if (true != _windowManager.ShowDialog(proxyAccount)) |
615 |
return; |
616 |
StartMonitor(monitor, retries); |
617 |
NotifyOfPropertyChange(() => Accounts); |
618 |
}); |
619 |
} |
620 |
|
621 |
private bool AbandonRetry(PithosMonitor monitor, int retries) |
622 |
{ |
623 |
if (retries > 1) |
624 |
{ |
625 |
var message = String.Format("Monitoring of account {0} has failed too many times. Will not retry", |
626 |
monitor.UserName); |
627 |
_events.Publish(new Notification |
628 |
{Title = "Account monitoring failed", Message = message, Level = TraceLevel.Error}); |
629 |
return true; |
630 |
} |
631 |
return false; |
632 |
} |
633 |
|
634 |
|
635 |
public async Task TryAuthorize(string userName, int retries) |
636 |
{ |
637 |
_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 }); |
638 |
|
639 |
try |
640 |
{ |
641 |
|
642 |
var credentials = await PithosAccount.RetrieveCredentials(Settings.PithosLoginUrl); |
643 |
|
644 |
var account = Settings.Accounts.First(act => act.AccountName == credentials.UserName); |
645 |
//The server may return credentials for a different account |
646 |
var monitor = _monitors[account.AccountName]; |
647 |
account.ApiKey = credentials.Password; |
648 |
monitor.ApiKey = credentials.Password; |
649 |
account.IsExpired = false; |
650 |
Settings.Save(); |
651 |
TaskEx.Delay(10000).ContinueWith(_=> |
652 |
StartMonitor(monitor, retries + 1)); |
653 |
NotifyOfPropertyChange(()=>Accounts); |
654 |
} |
655 |
catch (AggregateException exc) |
656 |
{ |
657 |
string message = String.Format("API Key retrieval for {0} failed", userName); |
658 |
Log.Error(message, exc.InnerException); |
659 |
_events.Publish(new Notification { Title = "Authorization failed", Message = message, Level = TraceLevel.Error }); |
660 |
} |
661 |
catch (Exception exc) |
662 |
{ |
663 |
string message = String.Format("API Key retrieval for {0} failed", userName); |
664 |
Log.Error(message, exc); |
665 |
_events.Publish(new Notification { Title = "Authorization failed", Message = message, Level = TraceLevel.Error }); |
666 |
} |
667 |
|
668 |
} |
669 |
|
670 |
private static bool IsUnauthorized(WebException exc) |
671 |
{ |
672 |
if (exc==null) |
673 |
throw new ArgumentNullException("exc"); |
674 |
Contract.EndContractBlock(); |
675 |
|
676 |
var response = exc.Response as HttpWebResponse; |
677 |
if (response == null) |
678 |
return false; |
679 |
return (response.StatusCode == HttpStatusCode.Unauthorized); |
680 |
} |
681 |
|
682 |
private void TryLater(PithosMonitor monitor, Exception exc,int retries) |
683 |
{ |
684 |
var message = String.Format("An exception occured. Can't start monitoring\nWill retry in 10 seconds"); |
685 |
Task.Factory.StartNewDelayed(10000, () => StartMonitor(monitor,retries+1)); |
686 |
_events.Publish(new Notification |
687 |
{Title = "Error", Message = message, Level = TraceLevel.Error}); |
688 |
Log.Error(message, exc); |
689 |
} |
690 |
|
691 |
|
692 |
public void NotifyChange(string status, TraceLevel level=TraceLevel.Info) |
693 |
{ |
694 |
StatusMessage = status; |
695 |
|
696 |
_events.Publish(new Notification { Title = "Pithos", Message = status, Level = level }); |
697 |
} |
698 |
|
699 |
public void NotifyChangedFile(string filePath) |
700 |
{ |
701 |
var entry = new FileEntry {FullPath=filePath}; |
702 |
IProducerConsumerCollection<FileEntry> files=RecentFiles; |
703 |
FileEntry popped; |
704 |
while (files.Count > 5) |
705 |
files.TryTake(out popped); |
706 |
files.TryAdd(entry); |
707 |
} |
708 |
|
709 |
public void NotifyAccount(AccountInfo account) |
710 |
{ |
711 |
if (account== null) |
712 |
return; |
713 |
//TODO: What happens to an existing account whose Token has changed? |
714 |
account.SiteUri= String.Format("{0}/ui/?token={1}&user={2}", |
715 |
account.SiteUri, Uri.EscapeDataString(account.Token), |
716 |
Uri.EscapeDataString(account.UserName)); |
717 |
|
718 |
if (Accounts.All(item => item.UserName != account.UserName)) |
719 |
Accounts.TryAdd(account); |
720 |
|
721 |
} |
722 |
|
723 |
public void NotifyConflicts(IEnumerable<FileSystemInfo> conflictFiles, string message) |
724 |
{ |
725 |
if (conflictFiles == null) |
726 |
return; |
727 |
if (!conflictFiles.Any()) |
728 |
return; |
729 |
|
730 |
UpdateStatus(); |
731 |
//TODO: Create a more specific message. For now, just show a warning |
732 |
NotifyForFiles(conflictFiles,message,TraceLevel.Warning); |
733 |
|
734 |
} |
735 |
|
736 |
public void NotifyForFiles(IEnumerable<FileSystemInfo> files, string message,TraceLevel level=TraceLevel.Info) |
737 |
{ |
738 |
if (files == null) |
739 |
return; |
740 |
if (!files.Any()) |
741 |
return; |
742 |
|
743 |
StatusMessage = message; |
744 |
|
745 |
_events.Publish(new Notification { Title = "Pithos", Message = message, Level = level}); |
746 |
} |
747 |
|
748 |
public void Notify(Notification notification) |
749 |
{ |
750 |
_events.Publish(notification); |
751 |
} |
752 |
|
753 |
|
754 |
public void RemoveMonitor(string accountName) |
755 |
{ |
756 |
if (String.IsNullOrWhiteSpace(accountName)) |
757 |
return; |
758 |
|
759 |
var accountInfo=_accounts.FirstOrDefault(account => account.UserName == accountName); |
760 |
_accounts.TryRemove(accountInfo); |
761 |
|
762 |
PithosMonitor monitor; |
763 |
if (Monitors.TryRemove(accountName, out monitor)) |
764 |
{ |
765 |
monitor.Stop(); |
766 |
} |
767 |
} |
768 |
|
769 |
public void RefreshOverlays() |
770 |
{ |
771 |
foreach (var pair in Monitors) |
772 |
{ |
773 |
var monitor = pair.Value; |
774 |
|
775 |
var path = monitor.RootPath; |
776 |
|
777 |
if (String.IsNullOrWhiteSpace(path)) |
778 |
continue; |
779 |
|
780 |
if (!Directory.Exists(path) && !File.Exists(path)) |
781 |
continue; |
782 |
|
783 |
IntPtr pathPointer = Marshal.StringToCoTaskMemAuto(path); |
784 |
|
785 |
try |
786 |
{ |
787 |
NativeMethods.SHChangeNotify(HChangeNotifyEventID.SHCNE_UPDATEITEM, |
788 |
HChangeNotifyFlags.SHCNF_PATHW | HChangeNotifyFlags.SHCNF_FLUSHNOWAIT, |
789 |
pathPointer, IntPtr.Zero); |
790 |
} |
791 |
finally |
792 |
{ |
793 |
Marshal.FreeHGlobal(pathPointer); |
794 |
} |
795 |
} |
796 |
} |
797 |
|
798 |
#region Event Handlers |
799 |
|
800 |
public void Handle(SelectiveSynchChanges message) |
801 |
{ |
802 |
var accountName = message.Account.AccountName; |
803 |
PithosMonitor monitor; |
804 |
if (_monitors.TryGetValue(accountName, out monitor)) |
805 |
{ |
806 |
monitor.SetSelectivePaths(message.Uris,message.Added,message.Removed); |
807 |
|
808 |
} |
809 |
|
810 |
} |
811 |
|
812 |
|
813 |
private bool _pollStarted = false; |
814 |
|
815 |
//SMELL: Doing so much work for notifications in the shell is wrong |
816 |
//The notifications should be moved to their own view/viewmodel pair |
817 |
//and different templates should be used for different message types |
818 |
//This will also allow the addition of extra functionality, eg. actions |
819 |
// |
820 |
public void Handle(Notification notification) |
821 |
{ |
822 |
UpdateStatus(); |
823 |
|
824 |
if (!Settings.ShowDesktopNotifications) |
825 |
return; |
826 |
|
827 |
if (notification is PollNotification) |
828 |
{ |
829 |
_pollStarted = true; |
830 |
return; |
831 |
} |
832 |
if (notification is CloudNotification) |
833 |
{ |
834 |
if (!_pollStarted) |
835 |
return; |
836 |
_pollStarted= false; |
837 |
notification.Title = "Pithos"; |
838 |
notification.Message = "Start Synchronisation"; |
839 |
} |
840 |
|
841 |
if (String.IsNullOrWhiteSpace(notification.Message) && String.IsNullOrWhiteSpace(notification.Title)) |
842 |
return; |
843 |
|
844 |
BalloonIcon icon; |
845 |
switch (notification.Level) |
846 |
{ |
847 |
case TraceLevel.Error: |
848 |
icon = BalloonIcon.Error; |
849 |
break; |
850 |
case TraceLevel.Info: |
851 |
case TraceLevel.Verbose: |
852 |
icon = BalloonIcon.Info; |
853 |
break; |
854 |
case TraceLevel.Warning: |
855 |
icon = BalloonIcon.Warning; |
856 |
break; |
857 |
default: |
858 |
icon = BalloonIcon.None; |
859 |
break; |
860 |
} |
861 |
|
862 |
if (Settings.ShowDesktopNotifications) |
863 |
{ |
864 |
var tv = (ShellView) GetView(); |
865 |
var balloon=new PithosBalloon{Title=notification.Title,Message=notification.Message,Icon=icon}; |
866 |
tv.TaskbarView.ShowCustomBalloon(balloon,PopupAnimation.Fade,4000); |
867 |
// tv.TaskbarView.ShowBalloonTip(notification.Title, notification.Message, icon); |
868 |
} |
869 |
} |
870 |
#endregion |
871 |
|
872 |
public void Handle(ShowFilePropertiesEvent message) |
873 |
{ |
874 |
if (message == null) |
875 |
throw new ArgumentNullException("message"); |
876 |
if (String.IsNullOrWhiteSpace(message.FileName) ) |
877 |
throw new ArgumentException("message"); |
878 |
Contract.EndContractBlock(); |
879 |
|
880 |
var fileName = message.FileName; |
881 |
//TODO: Display file properties for non-container folders |
882 |
if (File.Exists(fileName)) |
883 |
//Retrieve the full name with exact casing. Pithos names are case sensitive |
884 |
ShowFileProperties(FileInfoExtensions.GetProperFilePathCapitalization(fileName)); |
885 |
else if (Directory.Exists(fileName)) |
886 |
//Retrieve the full name with exact casing. Pithos names are case sensitive |
887 |
{ |
888 |
var path = FileInfoExtensions.GetProperDirectoryCapitalization(fileName); |
889 |
if (IsContainer(path)) |
890 |
ShowContainerProperties(path); |
891 |
else |
892 |
ShowFileProperties(path); |
893 |
} |
894 |
} |
895 |
|
896 |
private bool IsContainer(string path) |
897 |
{ |
898 |
var matchingFolders = from account in _accounts |
899 |
from rootFolder in Directory.GetDirectories(account.AccountPath) |
900 |
where rootFolder.Equals(path, StringComparison.InvariantCultureIgnoreCase) |
901 |
select rootFolder; |
902 |
return matchingFolders.Any(); |
903 |
} |
904 |
|
905 |
public FileStatus GetFileStatus(string localFileName) |
906 |
{ |
907 |
if (String.IsNullOrWhiteSpace(localFileName)) |
908 |
throw new ArgumentNullException("localFileName"); |
909 |
Contract.EndContractBlock(); |
910 |
|
911 |
var statusKeeper = IoC.Get<IStatusKeeper>(); |
912 |
var status=statusKeeper.GetFileStatus(localFileName); |
913 |
return status; |
914 |
} |
915 |
} |
916 |
} |