root / trunk / Pithos.Client.WPF / Shell / ShellViewModel.cs @ 422c9598
History | View | Annotate | Download (25.8 kB)
1 |
using System.Collections.Concurrent; |
---|---|
2 |
using System.Diagnostics; |
3 |
using System.Diagnostics.Contracts; |
4 |
using System.IO; |
5 |
using System.Net; |
6 |
using System.Reflection; |
7 |
using System.Runtime.InteropServices; |
8 |
using System.ServiceModel; |
9 |
using System.Threading.Tasks; |
10 |
using System.Windows; |
11 |
using System.Windows.Controls.Primitives; |
12 |
using Caliburn.Micro; |
13 |
using Hardcodet.Wpf.TaskbarNotification; |
14 |
using Pithos.Client.WPF.Configuration; |
15 |
using Pithos.Client.WPF.FileProperties; |
16 |
using Pithos.Client.WPF.Preferences; |
17 |
using Pithos.Client.WPF.SelectiveSynch; |
18 |
using Pithos.Client.WPF.Services; |
19 |
using Pithos.Client.WPF.Shell; |
20 |
using Pithos.Core; |
21 |
using Pithos.Core.Agents; |
22 |
using Pithos.Interfaces; |
23 |
using System; |
24 |
using System.Collections.Generic; |
25 |
using System.Linq; |
26 |
using Pithos.Network; |
27 |
using StatusService = Pithos.Client.WPF.Services.StatusService; |
28 |
|
29 |
namespace Pithos.Client.WPF { |
30 |
using System.ComponentModel.Composition; |
31 |
|
32 |
|
33 |
///<summary> |
34 |
/// The "shell" of the Pithos application displays the taskbar icon, menu and notifications. |
35 |
/// The shell also hosts the status service called by shell extensions to retrieve file info |
36 |
///</summary> |
37 |
///<remarks> |
38 |
/// It is a strange "shell" as its main visible element is an icon instead of a window |
39 |
/// The shell subscribes to the following events: |
40 |
/// * Notification: Raised by components that want to notify the user. Usually displayed in a balloon |
41 |
/// * 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 |
42 |
/// * ShowFilePropertiesEvent: Raised when a shell command requests the display of the file/container properties dialog |
43 |
///</remarks> |
44 |
//TODO: CODE SMELL Why does the shell handle the SelectiveSynchChanges? |
45 |
[Export(typeof(IShell))] |
46 |
public class ShellViewModel : Screen, IStatusNotification, IShell, |
47 |
IHandle<Notification>, IHandle<SelectiveSynchChanges>, IHandle<ShowFilePropertiesEvent> |
48 |
{ |
49 |
//The Status Checker provides the current synch state |
50 |
//TODO: Could we remove the status checker and use events in its place? |
51 |
private readonly IStatusChecker _statusChecker; |
52 |
private readonly IEventAggregator _events; |
53 |
|
54 |
public PithosSettings Settings { get; private set; } |
55 |
|
56 |
|
57 |
private readonly ConcurrentDictionary<string, PithosMonitor> _monitors = new ConcurrentDictionary<string, PithosMonitor>(); |
58 |
///<summary> |
59 |
/// Dictionary of account monitors, keyed by account |
60 |
///</summary> |
61 |
///<remarks> |
62 |
/// One monitor class is created for each account. The Shell needs access to the monitors to execute start/stop/pause commands, |
63 |
/// retrieve account and boject info |
64 |
///</remarks> |
65 |
// TODO: Does the Shell REALLY need access to the monitors? Could we achieve the same results with a better design? |
66 |
// TODO: The monitors should be internal to Pithos.Core, even though exposing them makes coding of the Object and Container windows easier |
67 |
public ConcurrentDictionary<string, PithosMonitor> Monitors |
68 |
{ |
69 |
get { return _monitors; } |
70 |
} |
71 |
|
72 |
|
73 |
///<summary> |
74 |
/// The status service is used by Shell extensions to retrieve file status information |
75 |
///</summary> |
76 |
//TODO: CODE SMELL! This is the shell! While hosting in the shell makes executing start/stop commands easier, it is still a smell |
77 |
private ServiceHost _statusService; |
78 |
|
79 |
//Logging in the Pithos client is provided by log4net |
80 |
private static readonly log4net.ILog Log = log4net.LogManager.GetLogger("Pithos"); |
81 |
|
82 |
//Lazily initialized File Version info. This is done once and lazily to avoid blocking the UI |
83 |
private Lazy<FileVersionInfo> _fileVersion; |
84 |
|
85 |
///<summary> |
86 |
/// The Shell depends on MEF to provide implementations for windowManager, events, the status checker service and the settings |
87 |
///</summary> |
88 |
///<remarks> |
89 |
/// The PithosSettings class encapsulates the app's settings to abstract their storage mechanism (App settings, a database or registry) |
90 |
///</remarks> |
91 |
[ImportingConstructor] |
92 |
public ShellViewModel(IWindowManager windowManager, IEventAggregator events, IStatusChecker statusChecker, PithosSettings settings) |
93 |
{ |
94 |
try |
95 |
{ |
96 |
|
97 |
_windowManager = windowManager; |
98 |
//CHECK: Caliburn doesn't need explicit command construction |
99 |
//OpenPithosFolderCommand = new PithosCommand(OpenPithosFolder); |
100 |
_statusChecker = statusChecker; |
101 |
//The event subst |
102 |
_events = events; |
103 |
_events.Subscribe(this); |
104 |
|
105 |
Settings = settings; |
106 |
|
107 |
StatusMessage = "In Synch"; |
108 |
|
109 |
_fileVersion= new Lazy<FileVersionInfo>(() => |
110 |
{ |
111 |
Assembly assembly = Assembly.GetExecutingAssembly(); |
112 |
var fileVersion = FileVersionInfo.GetVersionInfo(assembly.Location); |
113 |
return fileVersion; |
114 |
}); |
115 |
_accounts.CollectionChanged += (sender, e) => |
116 |
{ |
117 |
NotifyOfPropertyChange(() => OpenFolderCaption); |
118 |
NotifyOfPropertyChange(() => HasAccounts); |
119 |
}; |
120 |
|
121 |
} |
122 |
catch (Exception exc) |
123 |
{ |
124 |
Log.Error("Error while starting the ShellViewModel",exc); |
125 |
throw; |
126 |
} |
127 |
} |
128 |
|
129 |
|
130 |
protected override void OnActivate() |
131 |
{ |
132 |
base.OnActivate(); |
133 |
|
134 |
StartMonitoring(); |
135 |
} |
136 |
|
137 |
|
138 |
private async void StartMonitoring() |
139 |
{ |
140 |
try |
141 |
{ |
142 |
var accounts = Settings.Accounts.Select(MonitorAccount); |
143 |
await TaskEx.WhenAll(accounts); |
144 |
_statusService = StatusService.Start(); |
145 |
|
146 |
/* |
147 |
foreach (var account in Settings.Accounts) |
148 |
{ |
149 |
await MonitorAccount(account); |
150 |
} |
151 |
*/ |
152 |
|
153 |
} |
154 |
catch (AggregateException exc) |
155 |
{ |
156 |
exc.Handle(e => |
157 |
{ |
158 |
Log.Error("Error while starting monitoring", e); |
159 |
return true; |
160 |
}); |
161 |
throw; |
162 |
} |
163 |
} |
164 |
|
165 |
protected override void OnDeactivate(bool close) |
166 |
{ |
167 |
base.OnDeactivate(close); |
168 |
if (close) |
169 |
{ |
170 |
StatusService.Stop(_statusService); |
171 |
_statusService = null; |
172 |
} |
173 |
} |
174 |
|
175 |
public Task MonitorAccount(AccountSettings account) |
176 |
{ |
177 |
return Task.Factory.StartNew(() => |
178 |
{ |
179 |
PithosMonitor monitor; |
180 |
var accountName = account.AccountName; |
181 |
|
182 |
if (_monitors.TryGetValue(accountName, out monitor)) |
183 |
{ |
184 |
//If the account is active |
185 |
if (account.IsActive) |
186 |
//Start the monitor. It's OK to start an already started monitor, |
187 |
//it will just ignore the call |
188 |
StartMonitor(monitor).Wait(); |
189 |
else |
190 |
{ |
191 |
//If the account is inactive |
192 |
//Stop and remove the monitor |
193 |
RemoveMonitor(accountName); |
194 |
} |
195 |
return; |
196 |
} |
197 |
|
198 |
|
199 |
//Create a new monitor/ Can't use MEF here, it would return a single instance for all monitors |
200 |
monitor = new PithosMonitor |
201 |
{ |
202 |
UserName = accountName, |
203 |
ApiKey = account.ApiKey, |
204 |
StatusNotification = this, |
205 |
RootPath = account.RootPath |
206 |
}; |
207 |
//PithosMonitor uses MEF so we need to resolve it |
208 |
IoC.BuildUp(monitor); |
209 |
|
210 |
monitor.AuthenticationUrl = account.ServerUrl; |
211 |
|
212 |
_monitors[accountName] = monitor; |
213 |
|
214 |
if (account.IsActive) |
215 |
{ |
216 |
//Don't start a monitor if it doesn't have an account and ApiKey |
217 |
if (String.IsNullOrWhiteSpace(monitor.UserName) || |
218 |
String.IsNullOrWhiteSpace(monitor.ApiKey)) |
219 |
return; |
220 |
StartMonitor(monitor); |
221 |
} |
222 |
}); |
223 |
} |
224 |
|
225 |
|
226 |
protected override void OnViewLoaded(object view) |
227 |
{ |
228 |
UpdateStatus(); |
229 |
var window = (Window)view; |
230 |
TaskEx.Delay(1000).ContinueWith(t => Execute.OnUIThread(window.Hide)); |
231 |
base.OnViewLoaded(view); |
232 |
} |
233 |
|
234 |
|
235 |
#region Status Properties |
236 |
|
237 |
private string _statusMessage; |
238 |
public string StatusMessage |
239 |
{ |
240 |
get { return _statusMessage; } |
241 |
set |
242 |
{ |
243 |
_statusMessage = value; |
244 |
NotifyOfPropertyChange(() => StatusMessage); |
245 |
} |
246 |
} |
247 |
|
248 |
private readonly ObservableConcurrentCollection<AccountInfo> _accounts = new ObservableConcurrentCollection<AccountInfo>(); |
249 |
public ObservableConcurrentCollection<AccountInfo> Accounts |
250 |
{ |
251 |
get { return _accounts; } |
252 |
} |
253 |
|
254 |
public bool HasAccounts |
255 |
{ |
256 |
get { return _accounts.Count > 0; } |
257 |
} |
258 |
|
259 |
|
260 |
public string OpenFolderCaption |
261 |
{ |
262 |
get |
263 |
{ |
264 |
return (_accounts.Count == 0) |
265 |
? "No Accounts Defined" |
266 |
: "Open Pithos Folder"; |
267 |
} |
268 |
} |
269 |
|
270 |
private string _pauseSyncCaption="Pause Synching"; |
271 |
public string PauseSyncCaption |
272 |
{ |
273 |
get { return _pauseSyncCaption; } |
274 |
set |
275 |
{ |
276 |
_pauseSyncCaption = value; |
277 |
NotifyOfPropertyChange(() => PauseSyncCaption); |
278 |
} |
279 |
} |
280 |
|
281 |
private readonly ObservableConcurrentCollection<FileEntry> _recentFiles = new ObservableConcurrentCollection<FileEntry>(); |
282 |
public ObservableConcurrentCollection<FileEntry> RecentFiles |
283 |
{ |
284 |
get { return _recentFiles; } |
285 |
} |
286 |
|
287 |
|
288 |
private string _statusIcon="../Images/Pithos.ico"; |
289 |
public string StatusIcon |
290 |
{ |
291 |
get { return _statusIcon; } |
292 |
set |
293 |
{ |
294 |
//TODO: Ensure all status icons use the Pithos logo |
295 |
_statusIcon = value; |
296 |
NotifyOfPropertyChange(() => StatusIcon); |
297 |
} |
298 |
} |
299 |
|
300 |
#endregion |
301 |
|
302 |
#region Commands |
303 |
|
304 |
public void ShowPreferences() |
305 |
{ |
306 |
Settings.Reload(); |
307 |
var preferences = new PreferencesViewModel(_windowManager,_events, this,Settings); |
308 |
_windowManager.ShowDialog(preferences); |
309 |
|
310 |
} |
311 |
|
312 |
public void AboutPithos() |
313 |
{ |
314 |
var about = new AboutViewModel(); |
315 |
_windowManager.ShowWindow(about); |
316 |
} |
317 |
|
318 |
public void SendFeedback() |
319 |
{ |
320 |
var feedBack = IoC.Get<FeedbackViewModel>(); |
321 |
_windowManager.ShowWindow(feedBack); |
322 |
} |
323 |
|
324 |
//public PithosCommand OpenPithosFolderCommand { get; private set; } |
325 |
|
326 |
public void OpenPithosFolder() |
327 |
{ |
328 |
var account = Settings.Accounts.FirstOrDefault(acc => acc.IsActive); |
329 |
if (account == null) |
330 |
return; |
331 |
Process.Start(account.RootPath); |
332 |
} |
333 |
|
334 |
public void OpenPithosFolder(AccountInfo account) |
335 |
{ |
336 |
Process.Start(account.AccountPath); |
337 |
} |
338 |
|
339 |
|
340 |
/* |
341 |
public void GoToSite() |
342 |
{ |
343 |
var site = Properties.Settings.Default.PithosSite; |
344 |
Process.Start(site); |
345 |
} |
346 |
*/ |
347 |
|
348 |
public void GoToSite(AccountInfo account) |
349 |
{ |
350 |
/*var site = String.Format("{0}/ui/?token={1}&user={2}", |
351 |
account.SiteUri,account.Token, |
352 |
account.UserName);*/ |
353 |
Process.Start(account.SiteUri); |
354 |
} |
355 |
|
356 |
public void ShowFileProperties() |
357 |
{ |
358 |
var account = Settings.Accounts.First(acc => acc.IsActive); |
359 |
var dir = new DirectoryInfo(account.RootPath + @"\pithos"); |
360 |
var files=dir.GetFiles(); |
361 |
var r=new Random(); |
362 |
var idx=r.Next(0, files.Length); |
363 |
ShowFileProperties(files[idx].FullName); |
364 |
} |
365 |
|
366 |
public void ShowFileProperties(string filePath) |
367 |
{ |
368 |
if (String.IsNullOrWhiteSpace(filePath)) |
369 |
throw new ArgumentNullException("filePath"); |
370 |
if (!File.Exists(filePath) && !Directory.Exists(filePath)) |
371 |
throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath"); |
372 |
Contract.EndContractBlock(); |
373 |
|
374 |
var pair=(from monitor in Monitors |
375 |
where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase) |
376 |
select monitor).FirstOrDefault(); |
377 |
var accountMonitor = pair.Value; |
378 |
|
379 |
if (accountMonitor == null) |
380 |
return; |
381 |
|
382 |
var infoTask=Task.Factory.StartNew(()=>accountMonitor.GetObjectInfo(filePath)); |
383 |
|
384 |
|
385 |
|
386 |
var fileProperties = new FilePropertiesViewModel(this, infoTask,filePath); |
387 |
_windowManager.ShowWindow(fileProperties); |
388 |
} |
389 |
|
390 |
public void ShowContainerProperties() |
391 |
{ |
392 |
var account = Settings.Accounts.First(acc => acc.IsActive); |
393 |
var dir = new DirectoryInfo(account.RootPath); |
394 |
var fullName = (from folder in dir.EnumerateDirectories() |
395 |
where (folder.Attributes & FileAttributes.Hidden) == 0 |
396 |
select folder.FullName).First(); |
397 |
ShowContainerProperties(fullName); |
398 |
} |
399 |
|
400 |
public void ShowContainerProperties(string filePath) |
401 |
{ |
402 |
if (String.IsNullOrWhiteSpace(filePath)) |
403 |
throw new ArgumentNullException("filePath"); |
404 |
if (!Directory.Exists(filePath)) |
405 |
throw new ArgumentException(String.Format("Non existent file {0}",filePath),"filePath"); |
406 |
Contract.EndContractBlock(); |
407 |
|
408 |
var pair=(from monitor in Monitors |
409 |
where filePath.StartsWith(monitor.Value.RootPath, StringComparison.InvariantCultureIgnoreCase) |
410 |
select monitor).FirstOrDefault(); |
411 |
var accountMonitor = pair.Value; |
412 |
var info = accountMonitor.GetContainerInfo(filePath); |
413 |
|
414 |
|
415 |
|
416 |
var containerProperties = new ContainerPropertiesViewModel(this, info,filePath); |
417 |
_windowManager.ShowWindow(containerProperties); |
418 |
} |
419 |
|
420 |
public void SynchNow() |
421 |
{ |
422 |
var agent = IoC.Get<NetworkAgent>(); |
423 |
agent.SynchNow(); |
424 |
} |
425 |
|
426 |
public ObjectInfo RefreshObjectInfo(ObjectInfo currentInfo) |
427 |
{ |
428 |
if (currentInfo==null) |
429 |
throw new ArgumentNullException("currentInfo"); |
430 |
Contract.EndContractBlock(); |
431 |
|
432 |
var monitor = Monitors[currentInfo.Account]; |
433 |
var newInfo=monitor.CloudClient.GetObjectInfo(currentInfo.Account, currentInfo.Container, currentInfo.Name); |
434 |
return newInfo; |
435 |
} |
436 |
|
437 |
public ContainerInfo RefreshContainerInfo(ContainerInfo container) |
438 |
{ |
439 |
if (container == null) |
440 |
throw new ArgumentNullException("container"); |
441 |
Contract.EndContractBlock(); |
442 |
|
443 |
var monitor = Monitors[container.Account]; |
444 |
var newInfo = monitor.CloudClient.GetContainerInfo(container.Account, container.Name); |
445 |
return newInfo; |
446 |
} |
447 |
|
448 |
|
449 |
public void ToggleSynching() |
450 |
{ |
451 |
bool isPaused=false; |
452 |
foreach (var pair in Monitors) |
453 |
{ |
454 |
var monitor = pair.Value; |
455 |
monitor.Pause = !monitor.Pause; |
456 |
isPaused = monitor.Pause; |
457 |
} |
458 |
|
459 |
PauseSyncCaption = isPaused ? "Resume syncing" : "Pause syncing"; |
460 |
var iconKey = isPaused? "TraySyncPaused" : "TrayInSynch"; |
461 |
StatusIcon = String.Format(@"../Images/{0}.ico", iconKey); |
462 |
} |
463 |
|
464 |
public void ExitPithos() |
465 |
{ |
466 |
foreach (var pair in Monitors) |
467 |
{ |
468 |
var monitor = pair.Value; |
469 |
monitor.Stop(); |
470 |
} |
471 |
|
472 |
((Window)GetView()).Close(); |
473 |
} |
474 |
#endregion |
475 |
|
476 |
|
477 |
private readonly Dictionary<PithosStatus, StatusInfo> _iconNames = new List<StatusInfo> |
478 |
{ |
479 |
new StatusInfo(PithosStatus.InSynch, "All files up to date", "TrayInSynch"), |
480 |
new StatusInfo(PithosStatus.Syncing, "Syncing Files", "TraySynching"), |
481 |
new StatusInfo(PithosStatus.SyncPaused, "Sync Paused", "TraySyncPaused") |
482 |
}.ToDictionary(s => s.Status); |
483 |
|
484 |
readonly IWindowManager _windowManager; |
485 |
|
486 |
|
487 |
///<summary> |
488 |
/// Updates the visual status indicators of the application depending on status changes, e.g. icon, stat |
489 |
///</summary> |
490 |
public void UpdateStatus() |
491 |
{ |
492 |
var pithosStatus = _statusChecker.GetPithosStatus(); |
493 |
|
494 |
if (_iconNames.ContainsKey(pithosStatus)) |
495 |
{ |
496 |
var info = _iconNames[pithosStatus]; |
497 |
StatusIcon = String.Format(@"../Images/{0}.ico", info.IconName); |
498 |
|
499 |
|
500 |
|
501 |
StatusMessage = String.Format("Pithos {0}\r\n{1}", _fileVersion.Value.FileVersion,info.StatusText); |
502 |
} |
503 |
|
504 |
//_events.Publish(new Notification { Title = "Start", Message = "Start Monitoring", Level = TraceLevel.Info}); |
505 |
} |
506 |
|
507 |
|
508 |
|
509 |
private Task StartMonitor(PithosMonitor monitor,int retries=0) |
510 |
{ |
511 |
return Task.Factory.StartNew(() => |
512 |
{ |
513 |
using (log4net.ThreadContext.Stacks["Monitor"].Push("Start")) |
514 |
{ |
515 |
try |
516 |
{ |
517 |
Log.InfoFormat("Start Monitoring {0}", monitor.UserName); |
518 |
|
519 |
monitor.Start(); |
520 |
} |
521 |
catch (WebException exc) |
522 |
{ |
523 |
if (AbandonRetry(monitor, retries)) |
524 |
return; |
525 |
|
526 |
HttpStatusCode statusCode =HttpStatusCode.OK; |
527 |
var response = exc.Response as HttpWebResponse; |
528 |
if(response!=null) |
529 |
statusCode = response.StatusCode; |
530 |
|
531 |
switch (statusCode) |
532 |
{ |
533 |
case HttpStatusCode.Unauthorized: |
534 |
var message = String.Format("API Key Expired for {0}. Starting Renewal", |
535 |
monitor.UserName); |
536 |
Log.Error(message, exc); |
537 |
TryAuthorize(monitor, retries).Wait(); |
538 |
break; |
539 |
case HttpStatusCode.ProxyAuthenticationRequired: |
540 |
TryAuthenticateProxy(monitor,retries); |
541 |
break; |
542 |
default: |
543 |
TryLater(monitor, exc, retries); |
544 |
break; |
545 |
} |
546 |
} |
547 |
catch (Exception exc) |
548 |
{ |
549 |
if (AbandonRetry(monitor, retries)) |
550 |
return; |
551 |
|
552 |
TryLater(monitor,exc,retries); |
553 |
} |
554 |
} |
555 |
}); |
556 |
} |
557 |
|
558 |
private void TryAuthenticateProxy(PithosMonitor monitor,int retries) |
559 |
{ |
560 |
Execute.OnUIThread(() => |
561 |
{ |
562 |
var proxyAccount = new ProxyAccountViewModel(this.Settings); |
563 |
if (true == _windowManager.ShowDialog(proxyAccount)) |
564 |
{ |
565 |
|
566 |
StartMonitor(monitor, retries); |
567 |
NotifyOfPropertyChange(() => Accounts); |
568 |
} |
569 |
}); |
570 |
} |
571 |
|
572 |
private bool AbandonRetry(PithosMonitor monitor, int retries) |
573 |
{ |
574 |
if (retries > 1) |
575 |
{ |
576 |
var message = String.Format("Monitoring of account {0} has failed too many times. Will not retry", |
577 |
monitor.UserName); |
578 |
_events.Publish(new Notification |
579 |
{Title = "Account monitoring failed", Message = message, Level = TraceLevel.Error}); |
580 |
return true; |
581 |
} |
582 |
return false; |
583 |
} |
584 |
|
585 |
|
586 |
private async Task TryAuthorize(PithosMonitor monitor,int retries) |
587 |
{ |
588 |
_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 }); |
589 |
|
590 |
try |
591 |
{ |
592 |
|
593 |
var credentials = await PithosAccount.RetrieveCredentials(Settings.PithosLoginUrl); |
594 |
|
595 |
var account = Settings.Accounts.First(act => act.AccountName == credentials.UserName); |
596 |
account.ApiKey = credentials.Password; |
597 |
monitor.ApiKey = credentials.Password; |
598 |
Settings.Save(); |
599 |
await TaskEx.Delay(10000); |
600 |
StartMonitor(monitor, retries + 1); |
601 |
NotifyOfPropertyChange(()=>Accounts); |
602 |
} |
603 |
catch (AggregateException exc) |
604 |
{ |
605 |
string message = String.Format("API Key retrieval for {0} failed", monitor.UserName); |
606 |
Log.Error(message, exc.InnerException); |
607 |
_events.Publish(new Notification { Title = "Authorization failed", Message = message, Level = TraceLevel.Error }); |
608 |
} |
609 |
catch (Exception exc) |
610 |
{ |
611 |
string message = String.Format("API Key retrieval for {0} failed", monitor.UserName); |
612 |
Log.Error(message, exc); |
613 |
_events.Publish(new Notification { Title = "Authorization failed", Message = message, Level = TraceLevel.Error }); |
614 |
} |
615 |
|
616 |
} |
617 |
|
618 |
private static bool IsUnauthorized(WebException exc) |
619 |
{ |
620 |
if (exc==null) |
621 |
throw new ArgumentNullException("exc"); |
622 |
Contract.EndContractBlock(); |
623 |
|
624 |
var response = exc.Response as HttpWebResponse; |
625 |
if (response == null) |
626 |
return false; |
627 |
return (response.StatusCode == HttpStatusCode.Unauthorized); |
628 |
} |
629 |
|
630 |
private void TryLater(PithosMonitor monitor, Exception exc,int retries) |
631 |
{ |
632 |
var message = String.Format("An exception occured. Can't start monitoring\nWill retry in 10 seconds"); |
633 |
Task.Factory.StartNewDelayed(10000, () => StartMonitor(monitor,retries+1)); |
634 |
_events.Publish(new Notification |
635 |
{Title = "Error", Message = message, Level = TraceLevel.Error}); |
636 |
Log.Error(message, exc); |
637 |
} |
638 |
|
639 |
|
640 |
public void NotifyChange(string status, TraceLevel level=TraceLevel.Info) |
641 |
{ |
642 |
StatusMessage = status; |
643 |
|
644 |
_events.Publish(new Notification { Title = "Pithos", Message = status, Level = level }); |
645 |
} |
646 |
|
647 |
public void NotifyChangedFile(string filePath) |
648 |
{ |
649 |
var entry = new FileEntry {FullPath=filePath}; |
650 |
IProducerConsumerCollection<FileEntry> files=RecentFiles; |
651 |
FileEntry popped; |
652 |
while (files.Count > 5) |
653 |
files.TryTake(out popped); |
654 |
files.TryAdd(entry); |
655 |
} |
656 |
|
657 |
public void NotifyAccount(AccountInfo account) |
658 |
{ |
659 |
if (account== null) |
660 |
return; |
661 |
//TODO: What happens to an existing account whose Token has changed? |
662 |
account.SiteUri= String.Format("{0}/ui/?token={1}&user={2}", |
663 |
account.SiteUri, Uri.EscapeDataString(account.Token), |
664 |
Uri.EscapeDataString(account.UserName)); |
665 |
|
666 |
if (Accounts.All(item => item.UserName != account.UserName)) |
667 |
Accounts.TryAdd(account); |
668 |
|
669 |
} |
670 |
|
671 |
public void NotifyConflicts(IEnumerable<FileSystemInfo> conflictFiles, string message) |
672 |
{ |
673 |
if (conflictFiles == null) |
674 |
return; |
675 |
if (!conflictFiles.Any()) |
676 |
return; |
677 |
|
678 |
UpdateStatus(); |
679 |
//TODO: Create a more specific message. For now, just show a warning |
680 |
NotifyForFiles(conflictFiles,message,TraceLevel.Warning); |
681 |
|
682 |
} |
683 |
|
684 |
public void NotifyForFiles(IEnumerable<FileSystemInfo> files, string message,TraceLevel level=TraceLevel.Info) |
685 |
{ |
686 |
if (files == null) |
687 |
return; |
688 |
if (!files.Any()) |
689 |
return; |
690 |
|
691 |
StatusMessage = message; |
692 |
|
693 |
_events.Publish(new Notification { Title = "Pithos", Message = message, Level = level}); |
694 |
} |
695 |
|
696 |
public void Notify(Notification notification) |
697 |
{ |
698 |
_events.Publish(notification); |
699 |
} |
700 |
|
701 |
|
702 |
public void RemoveMonitor(string accountName) |
703 |
{ |
704 |
if (String.IsNullOrWhiteSpace(accountName)) |
705 |
return; |
706 |
|
707 |
var accountInfo=_accounts.FirstOrDefault(account => account.UserName == accountName); |
708 |
_accounts.TryRemove(accountInfo); |
709 |
|
710 |
PithosMonitor monitor; |
711 |
if (Monitors.TryRemove(accountName, out monitor)) |
712 |
{ |
713 |
monitor.Stop(); |
714 |
} |
715 |
} |
716 |
|
717 |
public void RefreshOverlays() |
718 |
{ |
719 |
foreach (var pair in Monitors) |
720 |
{ |
721 |
var monitor = pair.Value; |
722 |
|
723 |
var path = monitor.RootPath; |
724 |
|
725 |
if (String.IsNullOrWhiteSpace(path)) |
726 |
continue; |
727 |
|
728 |
if (!Directory.Exists(path) && !File.Exists(path)) |
729 |
continue; |
730 |
|
731 |
IntPtr pathPointer = Marshal.StringToCoTaskMemAuto(path); |
732 |
|
733 |
try |
734 |
{ |
735 |
NativeMethods.SHChangeNotify(HChangeNotifyEventID.SHCNE_UPDATEITEM, |
736 |
HChangeNotifyFlags.SHCNF_PATHW | HChangeNotifyFlags.SHCNF_FLUSHNOWAIT, |
737 |
pathPointer, IntPtr.Zero); |
738 |
} |
739 |
finally |
740 |
{ |
741 |
Marshal.FreeHGlobal(pathPointer); |
742 |
} |
743 |
} |
744 |
} |
745 |
|
746 |
#region Event Handlers |
747 |
|
748 |
public void Handle(SelectiveSynchChanges message) |
749 |
{ |
750 |
var accountName = message.Account.AccountName; |
751 |
PithosMonitor monitor; |
752 |
if (_monitors.TryGetValue(accountName, out monitor)) |
753 |
{ |
754 |
monitor.AddSelectivePaths(message.Added); |
755 |
monitor.RemoveSelectivePaths(message.Removed); |
756 |
|
757 |
} |
758 |
|
759 |
} |
760 |
|
761 |
|
762 |
private bool _pollStarted = false; |
763 |
|
764 |
//SMELL: Doing so much work for notifications in the shell is wrong |
765 |
//The notifications should be moved to their own view/viewmodel pair |
766 |
//and different templates should be used for different message types |
767 |
//This will also allow the addition of extra functionality, eg. actions |
768 |
// |
769 |
public void Handle(Notification notification) |
770 |
{ |
771 |
UpdateStatus(); |
772 |
|
773 |
if (!Settings.ShowDesktopNotifications) |
774 |
return; |
775 |
|
776 |
if (notification is PollNotification) |
777 |
{ |
778 |
_pollStarted = true; |
779 |
return; |
780 |
} |
781 |
if (notification is CloudNotification) |
782 |
{ |
783 |
if (!_pollStarted) |
784 |
return; |
785 |
_pollStarted= false; |
786 |
notification.Title = "Pithos"; |
787 |
notification.Message = "Start Synchronisation"; |
788 |
} |
789 |
|
790 |
if (String.IsNullOrWhiteSpace(notification.Message) && String.IsNullOrWhiteSpace(notification.Title)) |
791 |
return; |
792 |
|
793 |
BalloonIcon icon; |
794 |
switch (notification.Level) |
795 |
{ |
796 |
case TraceLevel.Error: |
797 |
icon = BalloonIcon.Error; |
798 |
break; |
799 |
case TraceLevel.Info: |
800 |
case TraceLevel.Verbose: |
801 |
icon = BalloonIcon.Info; |
802 |
break; |
803 |
case TraceLevel.Warning: |
804 |
icon = BalloonIcon.Warning; |
805 |
break; |
806 |
default: |
807 |
icon = BalloonIcon.None; |
808 |
break; |
809 |
} |
810 |
|
811 |
if (Settings.ShowDesktopNotifications) |
812 |
{ |
813 |
var tv = (ShellView) GetView(); |
814 |
var balloon=new PithosBalloon{Title=notification.Title,Message=notification.Message,Icon=icon}; |
815 |
tv.TaskbarView.ShowCustomBalloon(balloon,PopupAnimation.Fade,4000); |
816 |
// tv.TaskbarView.ShowBalloonTip(notification.Title, notification.Message, icon); |
817 |
} |
818 |
} |
819 |
#endregion |
820 |
|
821 |
public void Handle(ShowFilePropertiesEvent message) |
822 |
{ |
823 |
if (message == null) |
824 |
throw new ArgumentNullException("message"); |
825 |
if (String.IsNullOrWhiteSpace(message.FileName) ) |
826 |
throw new ArgumentException("message"); |
827 |
Contract.EndContractBlock(); |
828 |
|
829 |
var fileName = message.FileName; |
830 |
//TODO: Display file properties for non-container folders |
831 |
if (File.Exists(fileName)) |
832 |
//Retrieve the full name with exact casing. Pithos names are case sensitive |
833 |
ShowFileProperties(FileInfoExtensions.GetProperFilePathCapitalization(fileName)); |
834 |
else if (Directory.Exists(fileName)) |
835 |
//Retrieve the full name with exact casing. Pithos names are case sensitive |
836 |
{ |
837 |
var path = FileInfoExtensions.GetProperDirectoryCapitalization(fileName); |
838 |
if (IsContainer(path)) |
839 |
ShowContainerProperties(path); |
840 |
else |
841 |
ShowFileProperties(path); |
842 |
} |
843 |
} |
844 |
|
845 |
private bool IsContainer(string path) |
846 |
{ |
847 |
var matchingFolders = from account in _accounts |
848 |
from rootFolder in Directory.GetDirectories(account.AccountPath) |
849 |
where rootFolder.Equals(path, StringComparison.InvariantCultureIgnoreCase) |
850 |
select rootFolder; |
851 |
return matchingFolders.Any(); |
852 |
} |
853 |
|
854 |
public FileStatus GetFileStatus(string localFileName) |
855 |
{ |
856 |
if (String.IsNullOrWhiteSpace(localFileName)) |
857 |
throw new ArgumentNullException("localFileName"); |
858 |
Contract.EndContractBlock(); |
859 |
|
860 |
var statusKeeper = IoC.Get<IStatusKeeper>(); |
861 |
var status=statusKeeper.GetFileStatus(localFileName); |
862 |
return status; |
863 |
} |
864 |
} |
865 |
} |