| | 1 | | #pragma warning disable CS1591 |
| | 2 | |
|
| | 3 | | using System; |
| | 4 | | using System.Collections.Generic; |
| | 5 | | using System.Diagnostics; |
| | 6 | | using System.Globalization; |
| | 7 | | using System.IO; |
| | 8 | | using System.Linq; |
| | 9 | | using System.Threading; |
| | 10 | | using System.Threading.Tasks; |
| | 11 | | using AsyncKeyedLock; |
| | 12 | | using MediaBrowser.Common; |
| | 13 | | using MediaBrowser.Common.Configuration; |
| | 14 | | using MediaBrowser.Common.Extensions; |
| | 15 | | using MediaBrowser.Controller.Entities; |
| | 16 | | using MediaBrowser.Controller.Library; |
| | 17 | | using MediaBrowser.Controller.MediaEncoding; |
| | 18 | | using MediaBrowser.MediaEncoding.Encoder; |
| | 19 | | using MediaBrowser.Model.Dto; |
| | 20 | | using MediaBrowser.Model.Entities; |
| | 21 | | using MediaBrowser.Model.IO; |
| | 22 | | using MediaBrowser.Model.MediaInfo; |
| | 23 | | using Microsoft.Extensions.Logging; |
| | 24 | |
|
| | 25 | | namespace MediaBrowser.MediaEncoding.Attachments |
| | 26 | | { |
| | 27 | | public sealed class AttachmentExtractor : IAttachmentExtractor, IDisposable |
| | 28 | | { |
| | 29 | | private readonly ILogger<AttachmentExtractor> _logger; |
| | 30 | | private readonly IApplicationPaths _appPaths; |
| | 31 | | private readonly IFileSystem _fileSystem; |
| | 32 | | private readonly IMediaEncoder _mediaEncoder; |
| | 33 | | private readonly IMediaSourceManager _mediaSourceManager; |
| | 34 | |
|
| 2 | 35 | | private readonly AsyncKeyedLocker<string> _semaphoreLocks = new(o => |
| 2 | 36 | | { |
| 2 | 37 | | o.PoolSize = 20; |
| 2 | 38 | | o.PoolInitialFill = 1; |
| 2 | 39 | | }); |
| | 40 | |
|
| | 41 | | public AttachmentExtractor( |
| | 42 | | ILogger<AttachmentExtractor> logger, |
| | 43 | | IApplicationPaths appPaths, |
| | 44 | | IFileSystem fileSystem, |
| | 45 | | IMediaEncoder mediaEncoder, |
| | 46 | | IMediaSourceManager mediaSourceManager) |
| | 47 | | { |
| 2 | 48 | | _logger = logger; |
| 2 | 49 | | _appPaths = appPaths; |
| 2 | 50 | | _fileSystem = fileSystem; |
| 2 | 51 | | _mediaEncoder = mediaEncoder; |
| 2 | 52 | | _mediaSourceManager = mediaSourceManager; |
| 2 | 53 | | } |
| | 54 | |
|
| | 55 | | /// <inheritdoc /> |
| | 56 | | public async Task<(MediaAttachment Attachment, Stream Stream)> GetAttachment(BaseItem item, string mediaSourceId |
| | 57 | | { |
| | 58 | | ArgumentNullException.ThrowIfNull(item); |
| | 59 | |
|
| | 60 | | if (string.IsNullOrWhiteSpace(mediaSourceId)) |
| | 61 | | { |
| | 62 | | throw new ArgumentNullException(nameof(mediaSourceId)); |
| | 63 | | } |
| | 64 | |
|
| | 65 | | var mediaSources = await _mediaSourceManager.GetPlaybackMediaSources(item, null, true, false, cancellationTo |
| | 66 | | var mediaSource = mediaSources |
| | 67 | | .FirstOrDefault(i => string.Equals(i.Id, mediaSourceId, StringComparison.OrdinalIgnoreCase)); |
| | 68 | | if (mediaSource is null) |
| | 69 | | { |
| | 70 | | throw new ResourceNotFoundException($"MediaSource {mediaSourceId} not found"); |
| | 71 | | } |
| | 72 | |
|
| | 73 | | var mediaAttachment = mediaSource.MediaAttachments |
| | 74 | | .FirstOrDefault(i => i.Index == attachmentStreamIndex); |
| | 75 | | if (mediaAttachment is null) |
| | 76 | | { |
| | 77 | | throw new ResourceNotFoundException($"MediaSource {mediaSourceId} has no attachment with stream index {a |
| | 78 | | } |
| | 79 | |
|
| | 80 | | var attachmentStream = await GetAttachmentStream(mediaSource, mediaAttachment, cancellationToken) |
| | 81 | | .ConfigureAwait(false); |
| | 82 | |
|
| | 83 | | return (mediaAttachment, attachmentStream); |
| | 84 | | } |
| | 85 | |
|
| | 86 | | public async Task ExtractAllAttachments( |
| | 87 | | string inputFile, |
| | 88 | | MediaSourceInfo mediaSource, |
| | 89 | | string outputPath, |
| | 90 | | CancellationToken cancellationToken) |
| | 91 | | { |
| | 92 | | var shouldExtractOneByOne = mediaSource.MediaAttachments.Any(a => !string.IsNullOrEmpty(a.FileName) |
| | 93 | | && (a.FileName.Contains('/', StringCompari |
| | 94 | | if (shouldExtractOneByOne) |
| | 95 | | { |
| | 96 | | var attachmentIndexes = mediaSource.MediaAttachments.Select(a => a.Index); |
| | 97 | | foreach (var i in attachmentIndexes) |
| | 98 | | { |
| | 99 | | var newName = Path.Join(outputPath, i.ToString(CultureInfo.InvariantCulture)); |
| | 100 | | await ExtractAttachment(inputFile, mediaSource, i, newName, cancellationToken).ConfigureAwait(false) |
| | 101 | | } |
| | 102 | | } |
| | 103 | | else |
| | 104 | | { |
| | 105 | | using (await _semaphoreLocks.LockAsync(outputPath, cancellationToken).ConfigureAwait(false)) |
| | 106 | | { |
| | 107 | | if (!Directory.Exists(outputPath)) |
| | 108 | | { |
| | 109 | | await ExtractAllAttachmentsInternal( |
| | 110 | | _mediaEncoder.GetInputArgument(inputFile, mediaSource), |
| | 111 | | outputPath, |
| | 112 | | false, |
| | 113 | | cancellationToken).ConfigureAwait(false); |
| | 114 | | } |
| | 115 | | } |
| | 116 | | } |
| | 117 | | } |
| | 118 | |
|
| | 119 | | public async Task ExtractAllAttachmentsExternal( |
| | 120 | | string inputArgument, |
| | 121 | | string id, |
| | 122 | | string outputPath, |
| | 123 | | CancellationToken cancellationToken) |
| | 124 | | { |
| | 125 | | using (await _semaphoreLocks.LockAsync(outputPath, cancellationToken).ConfigureAwait(false)) |
| | 126 | | { |
| | 127 | | if (!File.Exists(Path.Join(outputPath, id))) |
| | 128 | | { |
| | 129 | | await ExtractAllAttachmentsInternal( |
| | 130 | | inputArgument, |
| | 131 | | outputPath, |
| | 132 | | true, |
| | 133 | | cancellationToken).ConfigureAwait(false); |
| | 134 | |
|
| | 135 | | if (Directory.Exists(outputPath)) |
| | 136 | | { |
| | 137 | | File.Create(Path.Join(outputPath, id)); |
| | 138 | | } |
| | 139 | | } |
| | 140 | | } |
| | 141 | | } |
| | 142 | |
|
| | 143 | | private async Task ExtractAllAttachmentsInternal( |
| | 144 | | string inputPath, |
| | 145 | | string outputPath, |
| | 146 | | bool isExternal, |
| | 147 | | CancellationToken cancellationToken) |
| | 148 | | { |
| | 149 | | ArgumentException.ThrowIfNullOrEmpty(inputPath); |
| | 150 | | ArgumentException.ThrowIfNullOrEmpty(outputPath); |
| | 151 | |
|
| | 152 | | Directory.CreateDirectory(outputPath); |
| | 153 | |
|
| | 154 | | var processArgs = string.Format( |
| | 155 | | CultureInfo.InvariantCulture, |
| | 156 | | "-dump_attachment:t \"\" -y {0} -i {1} -t 0 -f null null", |
| | 157 | | inputPath.EndsWith(".concat\"", StringComparison.OrdinalIgnoreCase) ? "-f concat -safe 0" : string.Empty |
| | 158 | | inputPath); |
| | 159 | |
|
| | 160 | | int exitCode; |
| | 161 | |
|
| | 162 | | using (var process = new Process |
| | 163 | | { |
| | 164 | | StartInfo = new ProcessStartInfo |
| | 165 | | { |
| | 166 | | Arguments = processArgs, |
| | 167 | | FileName = _mediaEncoder.EncoderPath, |
| | 168 | | UseShellExecute = false, |
| | 169 | | CreateNoWindow = true, |
| | 170 | | WindowStyle = ProcessWindowStyle.Hidden, |
| | 171 | | WorkingDirectory = outputPath, |
| | 172 | | ErrorDialog = false |
| | 173 | | }, |
| | 174 | | EnableRaisingEvents = true |
| | 175 | | }) |
| | 176 | | { |
| | 177 | | _logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments); |
| | 178 | |
|
| | 179 | | process.Start(); |
| | 180 | |
|
| | 181 | | try |
| | 182 | | { |
| | 183 | | await process.WaitForExitAsync(cancellationToken).ConfigureAwait(false); |
| | 184 | | exitCode = process.ExitCode; |
| | 185 | | } |
| | 186 | | catch (OperationCanceledException) |
| | 187 | | { |
| | 188 | | process.Kill(true); |
| | 189 | | exitCode = -1; |
| | 190 | | } |
| | 191 | | } |
| | 192 | |
|
| | 193 | | var failed = false; |
| | 194 | |
|
| | 195 | | if (exitCode != 0) |
| | 196 | | { |
| | 197 | | if (isExternal && exitCode == 1) |
| | 198 | | { |
| | 199 | | // ffmpeg returns exitCode 1 because there is no video or audio stream |
| | 200 | | // this can be ignored |
| | 201 | | } |
| | 202 | | else |
| | 203 | | { |
| | 204 | | failed = true; |
| | 205 | |
|
| | 206 | | _logger.LogWarning("Deleting extracted attachments {Path} due to failure: {ExitCode}", outputPath, e |
| | 207 | | try |
| | 208 | | { |
| | 209 | | Directory.Delete(outputPath); |
| | 210 | | } |
| | 211 | | catch (IOException ex) |
| | 212 | | { |
| | 213 | | _logger.LogError(ex, "Error deleting extracted attachments {Path}", outputPath); |
| | 214 | | } |
| | 215 | | } |
| | 216 | | } |
| | 217 | | else if (!Directory.Exists(outputPath)) |
| | 218 | | { |
| | 219 | | failed = true; |
| | 220 | | } |
| | 221 | |
|
| | 222 | | if (failed) |
| | 223 | | { |
| | 224 | | _logger.LogError("ffmpeg attachment extraction failed for {InputPath} to {OutputPath}", inputPath, outpu |
| | 225 | |
|
| | 226 | | throw new InvalidOperationException( |
| | 227 | | string.Format(CultureInfo.InvariantCulture, "ffmpeg attachment extraction failed for {0} to {1}", in |
| | 228 | | } |
| | 229 | |
|
| | 230 | | _logger.LogInformation("ffmpeg attachment extraction completed for {InputPath} to {OutputPath}", inputPath, |
| | 231 | | } |
| | 232 | |
|
| | 233 | | private async Task<Stream> GetAttachmentStream( |
| | 234 | | MediaSourceInfo mediaSource, |
| | 235 | | MediaAttachment mediaAttachment, |
| | 236 | | CancellationToken cancellationToken) |
| | 237 | | { |
| | 238 | | var attachmentPath = await GetReadableFile(mediaSource.Path, mediaSource.Path, mediaSource, mediaAttachment, |
| | 239 | | return AsyncFile.OpenRead(attachmentPath); |
| | 240 | | } |
| | 241 | |
|
| | 242 | | private async Task<string> GetReadableFile( |
| | 243 | | string mediaPath, |
| | 244 | | string inputFile, |
| | 245 | | MediaSourceInfo mediaSource, |
| | 246 | | MediaAttachment mediaAttachment, |
| | 247 | | CancellationToken cancellationToken) |
| | 248 | | { |
| | 249 | | await CacheAllAttachments(mediaPath, inputFile, mediaSource, cancellationToken).ConfigureAwait(false); |
| | 250 | |
|
| | 251 | | var outputPath = GetAttachmentCachePath(mediaPath, mediaSource, mediaAttachment.Index); |
| | 252 | | await ExtractAttachment(inputFile, mediaSource, mediaAttachment.Index, outputPath, cancellationToken) |
| | 253 | | .ConfigureAwait(false); |
| | 254 | |
|
| | 255 | | return outputPath; |
| | 256 | | } |
| | 257 | |
|
| | 258 | | private async Task CacheAllAttachments( |
| | 259 | | string mediaPath, |
| | 260 | | string inputFile, |
| | 261 | | MediaSourceInfo mediaSource, |
| | 262 | | CancellationToken cancellationToken) |
| | 263 | | { |
| | 264 | | var outputFileLocks = new List<IDisposable>(); |
| | 265 | | var extractableAttachmentIds = new List<int>(); |
| | 266 | |
|
| | 267 | | try |
| | 268 | | { |
| | 269 | | foreach (var attachment in mediaSource.MediaAttachments) |
| | 270 | | { |
| | 271 | | var outputPath = GetAttachmentCachePath(mediaPath, mediaSource, attachment.Index); |
| | 272 | |
|
| | 273 | | var releaser = await _semaphoreLocks.LockAsync(outputPath, cancellationToken).ConfigureAwait(false); |
| | 274 | |
|
| | 275 | | if (File.Exists(outputPath)) |
| | 276 | | { |
| | 277 | | releaser.Dispose(); |
| | 278 | | continue; |
| | 279 | | } |
| | 280 | |
|
| | 281 | | outputFileLocks.Add(releaser); |
| | 282 | | extractableAttachmentIds.Add(attachment.Index); |
| | 283 | | } |
| | 284 | |
|
| | 285 | | if (extractableAttachmentIds.Count > 0) |
| | 286 | | { |
| | 287 | | await CacheAllAttachmentsInternal(mediaPath, _mediaEncoder.GetInputArgument(inputFile, mediaSource), |
| | 288 | | } |
| | 289 | | } |
| | 290 | | catch (Exception ex) |
| | 291 | | { |
| | 292 | | _logger.LogWarning(ex, "Unable to cache media attachments for File:{File}", mediaPath); |
| | 293 | | } |
| | 294 | | finally |
| | 295 | | { |
| | 296 | | outputFileLocks.ForEach(x => x.Dispose()); |
| | 297 | | } |
| | 298 | | } |
| | 299 | |
|
| | 300 | | private async Task CacheAllAttachmentsInternal( |
| | 301 | | string mediaPath, |
| | 302 | | string inputFile, |
| | 303 | | MediaSourceInfo mediaSource, |
| | 304 | | List<int> extractableAttachmentIds, |
| | 305 | | CancellationToken cancellationToken) |
| | 306 | | { |
| | 307 | | var outputPaths = new List<string>(); |
| | 308 | | var processArgs = string.Empty; |
| | 309 | |
|
| | 310 | | foreach (var attachmentId in extractableAttachmentIds) |
| | 311 | | { |
| | 312 | | var outputPath = GetAttachmentCachePath(mediaPath, mediaSource, attachmentId); |
| | 313 | |
|
| | 314 | | Directory.CreateDirectory(Path.GetDirectoryName(outputPath) ?? throw new FileNotFoundException($"Calcula |
| | 315 | |
|
| | 316 | | outputPaths.Add(outputPath); |
| | 317 | | processArgs += string.Format( |
| | 318 | | CultureInfo.InvariantCulture, |
| | 319 | | " -dump_attachment:{0} \"{1}\"", |
| | 320 | | attachmentId, |
| | 321 | | EncodingUtils.NormalizePath(outputPath)); |
| | 322 | | } |
| | 323 | |
|
| | 324 | | processArgs += string.Format( |
| | 325 | | CultureInfo.InvariantCulture, |
| | 326 | | " -i {0} -t 0 -f null null", |
| | 327 | | inputFile); |
| | 328 | |
|
| | 329 | | int exitCode; |
| | 330 | |
|
| | 331 | | using (var process = new Process |
| | 332 | | { |
| | 333 | | StartInfo = new ProcessStartInfo |
| | 334 | | { |
| | 335 | | Arguments = processArgs, |
| | 336 | | FileName = _mediaEncoder.EncoderPath, |
| | 337 | | UseShellExecute = false, |
| | 338 | | CreateNoWindow = true, |
| | 339 | | WindowStyle = ProcessWindowStyle.Hidden, |
| | 340 | | ErrorDialog = false |
| | 341 | | }, |
| | 342 | | EnableRaisingEvents = true |
| | 343 | | }) |
| | 344 | | { |
| | 345 | | _logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments); |
| | 346 | |
|
| | 347 | | process.Start(); |
| | 348 | |
|
| | 349 | | try |
| | 350 | | { |
| | 351 | | await process.WaitForExitAsync(cancellationToken).ConfigureAwait(false); |
| | 352 | | exitCode = process.ExitCode; |
| | 353 | | } |
| | 354 | | catch (OperationCanceledException) |
| | 355 | | { |
| | 356 | | process.Kill(true); |
| | 357 | | exitCode = -1; |
| | 358 | | } |
| | 359 | | } |
| | 360 | |
|
| | 361 | | var failed = false; |
| | 362 | |
|
| | 363 | | if (exitCode == -1) |
| | 364 | | { |
| | 365 | | failed = true; |
| | 366 | |
|
| | 367 | | foreach (var outputPath in outputPaths) |
| | 368 | | { |
| | 369 | | try |
| | 370 | | { |
| | 371 | | _logger.LogWarning("Deleting extracted media attachment due to failure: {Path}", outputPath); |
| | 372 | | _fileSystem.DeleteFile(outputPath); |
| | 373 | | } |
| | 374 | | catch (FileNotFoundException) |
| | 375 | | { |
| | 376 | | // ffmpeg failed, so it is normal that one or more expected output files do not exist. |
| | 377 | | // There is no need to log anything for the user here. |
| | 378 | | } |
| | 379 | | catch (IOException ex) |
| | 380 | | { |
| | 381 | | _logger.LogError(ex, "Error deleting extracted media attachment {Path}", outputPath); |
| | 382 | | } |
| | 383 | | } |
| | 384 | | } |
| | 385 | | else |
| | 386 | | { |
| | 387 | | foreach (var outputPath in outputPaths) |
| | 388 | | { |
| | 389 | | if (!File.Exists(outputPath)) |
| | 390 | | { |
| | 391 | | _logger.LogError("ffmpeg media attachment extraction failed for {InputPath} to {OutputPath}", in |
| | 392 | | failed = true; |
| | 393 | | continue; |
| | 394 | | } |
| | 395 | |
|
| | 396 | | _logger.LogInformation("ffmpeg media attachment extraction completed for {InputPath} to {OutputPath} |
| | 397 | | } |
| | 398 | | } |
| | 399 | |
|
| | 400 | | if (failed) |
| | 401 | | { |
| | 402 | | throw new FfmpegException( |
| | 403 | | string.Format(CultureInfo.InvariantCulture, "ffmpeg media attachment extraction failed for {0}", inp |
| | 404 | | } |
| | 405 | | } |
| | 406 | |
|
| | 407 | | private async Task ExtractAttachment( |
| | 408 | | string inputFile, |
| | 409 | | MediaSourceInfo mediaSource, |
| | 410 | | int attachmentStreamIndex, |
| | 411 | | string outputPath, |
| | 412 | | CancellationToken cancellationToken) |
| | 413 | | { |
| | 414 | | using (await _semaphoreLocks.LockAsync(outputPath, cancellationToken).ConfigureAwait(false)) |
| | 415 | | { |
| | 416 | | if (!File.Exists(outputPath)) |
| | 417 | | { |
| | 418 | | await ExtractAttachmentInternal( |
| | 419 | | _mediaEncoder.GetInputArgument(inputFile, mediaSource), |
| | 420 | | attachmentStreamIndex, |
| | 421 | | outputPath, |
| | 422 | | cancellationToken).ConfigureAwait(false); |
| | 423 | | } |
| | 424 | | } |
| | 425 | | } |
| | 426 | |
|
| | 427 | | private async Task ExtractAttachmentInternal( |
| | 428 | | string inputPath, |
| | 429 | | int attachmentStreamIndex, |
| | 430 | | string outputPath, |
| | 431 | | CancellationToken cancellationToken) |
| | 432 | | { |
| | 433 | | ArgumentException.ThrowIfNullOrEmpty(inputPath); |
| | 434 | |
|
| | 435 | | ArgumentException.ThrowIfNullOrEmpty(outputPath); |
| | 436 | |
|
| | 437 | | Directory.CreateDirectory(Path.GetDirectoryName(outputPath) ?? throw new ArgumentException("Path can't be a |
| | 438 | |
|
| | 439 | | var processArgs = string.Format( |
| | 440 | | CultureInfo.InvariantCulture, |
| | 441 | | "-dump_attachment:{1} \"{2}\" -i {0} -t 0 -f null null", |
| | 442 | | inputPath, |
| | 443 | | attachmentStreamIndex, |
| | 444 | | EncodingUtils.NormalizePath(outputPath)); |
| | 445 | |
|
| | 446 | | int exitCode; |
| | 447 | |
|
| | 448 | | using (var process = new Process |
| | 449 | | { |
| | 450 | | StartInfo = new ProcessStartInfo |
| | 451 | | { |
| | 452 | | Arguments = processArgs, |
| | 453 | | FileName = _mediaEncoder.EncoderPath, |
| | 454 | | UseShellExecute = false, |
| | 455 | | CreateNoWindow = true, |
| | 456 | | WindowStyle = ProcessWindowStyle.Hidden, |
| | 457 | | ErrorDialog = false |
| | 458 | | }, |
| | 459 | | EnableRaisingEvents = true |
| | 460 | | }) |
| | 461 | | { |
| | 462 | | _logger.LogInformation("{File} {Arguments}", process.StartInfo.FileName, process.StartInfo.Arguments); |
| | 463 | |
|
| | 464 | | process.Start(); |
| | 465 | |
|
| | 466 | | try |
| | 467 | | { |
| | 468 | | await process.WaitForExitAsync(cancellationToken).ConfigureAwait(false); |
| | 469 | | exitCode = process.ExitCode; |
| | 470 | | } |
| | 471 | | catch (OperationCanceledException) |
| | 472 | | { |
| | 473 | | process.Kill(true); |
| | 474 | | exitCode = -1; |
| | 475 | | } |
| | 476 | | } |
| | 477 | |
|
| | 478 | | var failed = false; |
| | 479 | |
|
| | 480 | | if (exitCode != 0) |
| | 481 | | { |
| | 482 | | failed = true; |
| | 483 | |
|
| | 484 | | _logger.LogWarning("Deleting extracted attachment {Path} due to failure: {ExitCode}", outputPath, exitCo |
| | 485 | | try |
| | 486 | | { |
| | 487 | | if (File.Exists(outputPath)) |
| | 488 | | { |
| | 489 | | _fileSystem.DeleteFile(outputPath); |
| | 490 | | } |
| | 491 | | } |
| | 492 | | catch (IOException ex) |
| | 493 | | { |
| | 494 | | _logger.LogError(ex, "Error deleting extracted attachment {Path}", outputPath); |
| | 495 | | } |
| | 496 | | } |
| | 497 | | else if (!File.Exists(outputPath)) |
| | 498 | | { |
| | 499 | | failed = true; |
| | 500 | | } |
| | 501 | |
|
| | 502 | | if (failed) |
| | 503 | | { |
| | 504 | | _logger.LogError("ffmpeg attachment extraction failed for {InputPath} to {OutputPath}", inputPath, outpu |
| | 505 | |
|
| | 506 | | throw new InvalidOperationException( |
| | 507 | | string.Format(CultureInfo.InvariantCulture, "ffmpeg attachment extraction failed for {0} to {1}", in |
| | 508 | | } |
| | 509 | |
|
| | 510 | | _logger.LogInformation("ffmpeg attachment extraction completed for {InputPath} to {OutputPath}", inputPath, |
| | 511 | | } |
| | 512 | |
|
| | 513 | | private string GetAttachmentCachePath(string mediaPath, MediaSourceInfo mediaSource, int attachmentStreamIndex) |
| | 514 | | { |
| | 515 | | string filename; |
| 0 | 516 | | if (mediaSource.Protocol == MediaProtocol.File) |
| | 517 | | { |
| 0 | 518 | | var date = _fileSystem.GetLastWriteTimeUtc(mediaPath); |
| 0 | 519 | | filename = (mediaPath + attachmentStreamIndex.ToString(CultureInfo.InvariantCulture) + "_" + date.Ticks. |
| | 520 | | } |
| | 521 | | else |
| | 522 | | { |
| 0 | 523 | | filename = (mediaPath + attachmentStreamIndex.ToString(CultureInfo.InvariantCulture)).GetMD5().ToString( |
| | 524 | | } |
| | 525 | |
|
| 0 | 526 | | var prefix = filename.AsSpan(0, 1); |
| 0 | 527 | | return Path.Join(_appPaths.DataPath, "attachments", prefix, filename); |
| | 528 | | } |
| | 529 | |
|
| | 530 | | /// <inheritdoc /> |
| | 531 | | public void Dispose() |
| | 532 | | { |
| 2 | 533 | | _semaphoreLocks.Dispose(); |
| 2 | 534 | | } |
| | 535 | | } |
| | 536 | | } |