1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
using MediaBrowser.Common.Progress;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Sync;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Sync;
using System;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Server.Implementations.Sync
{
public class MediaSync
{
private readonly ISyncManager _syncManager;
private readonly IServerApplicationHost _appHost;
private readonly ILogger _logger;
public MediaSync(ILogger logger, ISyncManager syncManager, IServerApplicationHost appHost)
{
_logger = logger;
_syncManager = syncManager;
_appHost = appHost;
}
public async Task Sync(IServerSyncProvider provider,
SyncTarget target,
IProgress<double> progress,
CancellationToken cancellationToken)
{
var serverId = _appHost.SystemId;
await SyncData(provider, serverId, target, cancellationToken).ConfigureAwait(false);
progress.Report(2);
// Do the data sync twice so the server knows what was removed from the device
await SyncData(provider, serverId, target, cancellationToken).ConfigureAwait(false);
progress.Report(3);
var innerProgress = new ActionableProgress<double>();
innerProgress.RegisterAction(pct =>
{
var totalProgress = pct * .97;
totalProgress += 1;
progress.Report(totalProgress);
});
await GetNewMedia(provider, target, serverId, innerProgress, cancellationToken);
progress.Report(100);
}
private async Task SyncData(IServerSyncProvider provider,
string serverId,
SyncTarget target,
CancellationToken cancellationToken)
{
var localIds = await provider.GetServerItemIds(serverId, target, cancellationToken).ConfigureAwait(false);
var result = await _syncManager.SyncData(new SyncDataRequest
{
TargetId = target.Id,
LocalItemIds = localIds
}).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
foreach (var itemIdToRemove in result.ItemIdsToRemove)
{
try
{
await RemoveItem(provider, serverId, itemIdToRemove, target, cancellationToken).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error deleting item from sync target. Id: {0}", ex, itemIdToRemove);
}
}
}
private async Task GetNewMedia(IServerSyncProvider provider,
SyncTarget target,
string serverId,
IProgress<double> progress,
CancellationToken cancellationToken)
{
var jobItems = await _syncManager.GetReadySyncItems(target.Id).ConfigureAwait(false);
var numComplete = 0;
double startingPercent = 0;
double percentPerItem = 1;
if (jobItems.Count > 0)
{
percentPerItem /= jobItems.Count;
}
foreach (var jobItem in jobItems)
{
cancellationToken.ThrowIfCancellationRequested();
var currentPercent = startingPercent;
var innerProgress = new ActionableProgress<double>();
innerProgress.RegisterAction(pct =>
{
var totalProgress = pct * percentPerItem;
totalProgress += currentPercent;
progress.Report(totalProgress);
});
await GetItem(provider, target, serverId, jobItem, innerProgress, cancellationToken).ConfigureAwait(false);
numComplete++;
startingPercent = numComplete;
startingPercent /= jobItems.Count;
startingPercent *= 100;
progress.Report(startingPercent);
}
}
private async Task GetItem(IServerSyncProvider provider,
SyncTarget target,
string serverId,
SyncedItem jobItem,
IProgress<double> progress,
CancellationToken cancellationToken)
{
var libraryItem = jobItem.Item;
var internalSyncJobItem = _syncManager.GetJobItem(jobItem.SyncJobItemId);
var fileTransferProgress = new ActionableProgress<double>();
fileTransferProgress.RegisterAction(pct => progress.Report(pct * .92));
await _syncManager.ReportSyncJobItemTransferBeginning(internalSyncJobItem.Id);
var transferSuccess = false;
Exception transferException = null;
try
{
//await provider.TransferItemFile(serverId, libraryItem.Id, internalSyncJobItem.OutputPath, target, cancellationToken)
// .ConfigureAwait(false);
progress.Report(92);
transferSuccess = true;
progress.Report(99);
}
catch (Exception ex)
{
_logger.ErrorException("Error transferring sync job file", ex);
transferException = ex;
}
if (transferSuccess)
{
await _syncManager.ReportSyncJobItemTransferred(jobItem.SyncJobItemId).ConfigureAwait(false);
}
else
{
await _syncManager.ReportSyncJobItemTransferFailed(jobItem.SyncJobItemId).ConfigureAwait(false);
throw transferException;
}
}
private Task RemoveItem(IServerSyncProvider provider,
string serverId,
string itemId,
SyncTarget target,
CancellationToken cancellationToken)
{
return provider.DeleteItem(serverId, itemId, target, cancellationToken);
}
}
}
|
