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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "webkit/browser/fileapi/local_file_system_operation.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/single_thread_task_runner.h" | |
| 9 #include "base/strings/utf_string_conversions.h" | |
| 10 #include "base/time/time.h" | |
| 11 #include "net/base/escape.h" | |
| 12 #include "net/url_request/url_request.h" | |
| 13 #include "webkit/browser/fileapi/async_file_util.h" | |
| 14 #include "webkit/browser/fileapi/copy_or_move_operation_delegate.h" | |
| 15 #include "webkit/browser/fileapi/file_observers.h" | |
| 16 #include "webkit/browser/fileapi/file_system_backend.h" | |
| 17 #include "webkit/browser/fileapi/file_system_context.h" | |
| 18 #include "webkit/browser/fileapi/file_system_file_util.h" | |
| 19 #include "webkit/browser/fileapi/file_system_operation_context.h" | |
| 20 #include "webkit/browser/fileapi/file_system_task_runners.h" | |
| 21 #include "webkit/browser/fileapi/file_system_url.h" | |
| 22 #include "webkit/browser/fileapi/file_writer_delegate.h" | |
| 23 #include "webkit/browser/fileapi/remove_operation_delegate.h" | |
| 24 #include "webkit/browser/fileapi/sandbox_file_stream_writer.h" | |
| 25 #include "webkit/browser/quota/quota_manager.h" | |
| 26 #include "webkit/common/blob/shareable_file_reference.h" | |
| 27 #include "webkit/common/fileapi/file_system_types.h" | |
| 28 #include "webkit/common/fileapi/file_system_util.h" | |
| 29 #include "webkit/common/quota/quota_types.h" | |
| 30 | |
| 31 using webkit_blob::ScopedFile; | |
| 32 | |
| 33 namespace fileapi { | |
| 34 | |
| 35 LocalFileSystemOperation::LocalFileSystemOperation( | |
| 36 const FileSystemURL& url, | |
| 37 FileSystemContext* file_system_context, | |
| 38 scoped_ptr<FileSystemOperationContext> operation_context) | |
| 39 : file_system_context_(file_system_context), | |
| 40 operation_context_(operation_context.Pass()), | |
| 41 async_file_util_(NULL), | |
| 42 peer_handle_(base::kNullProcessHandle), | |
| 43 pending_operation_(kOperationNone) { | |
| 44 DCHECK(operation_context_.get()); | |
| 45 operation_context_->DetachUserDataThread(); | |
| 46 async_file_util_ = file_system_context_->GetAsyncFileUtil(url.type()); | |
| 47 DCHECK(async_file_util_); | |
| 48 } | |
| 49 | |
| 50 LocalFileSystemOperation::~LocalFileSystemOperation() { | |
| 51 } | |
| 52 | |
| 53 void LocalFileSystemOperation::CreateFile(const FileSystemURL& url, | |
| 54 bool exclusive, | |
| 55 const StatusCallback& callback) { | |
| 56 DCHECK(SetPendingOperationType(kOperationCreateFile)); | |
| 57 GetUsageAndQuotaThenRunTask( | |
| 58 url, | |
| 59 base::Bind(&LocalFileSystemOperation::DoCreateFile, | |
| 60 AsWeakPtr(), url, callback, exclusive), | |
| 61 base::Bind(callback, base::PLATFORM_FILE_ERROR_FAILED)); | |
| 62 } | |
| 63 | |
| 64 void LocalFileSystemOperation::CreateDirectory(const FileSystemURL& url, | |
| 65 bool exclusive, | |
| 66 bool recursive, | |
| 67 const StatusCallback& callback) { | |
| 68 DCHECK(SetPendingOperationType(kOperationCreateDirectory)); | |
| 69 GetUsageAndQuotaThenRunTask( | |
| 70 url, | |
| 71 base::Bind(&LocalFileSystemOperation::DoCreateDirectory, | |
| 72 AsWeakPtr(), url, callback, exclusive, recursive), | |
| 73 base::Bind(callback, base::PLATFORM_FILE_ERROR_FAILED)); | |
| 74 } | |
| 75 | |
| 76 void LocalFileSystemOperation::Copy(const FileSystemURL& src_url, | |
| 77 const FileSystemURL& dest_url, | |
| 78 const StatusCallback& callback) { | |
| 79 DCHECK(SetPendingOperationType(kOperationCopy)); | |
| 80 DCHECK(!recursive_operation_delegate_); | |
| 81 recursive_operation_delegate_.reset( | |
| 82 new CopyOrMoveOperationDelegate( | |
| 83 file_system_context(), | |
| 84 src_url, dest_url, | |
| 85 CopyOrMoveOperationDelegate::OPERATION_COPY, | |
| 86 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 87 AsWeakPtr(), callback))); | |
| 88 recursive_operation_delegate_->RunRecursively(); | |
| 89 } | |
| 90 | |
| 91 void LocalFileSystemOperation::Move(const FileSystemURL& src_url, | |
| 92 const FileSystemURL& dest_url, | |
| 93 const StatusCallback& callback) { | |
| 94 DCHECK(SetPendingOperationType(kOperationMove)); | |
| 95 DCHECK(!recursive_operation_delegate_); | |
| 96 recursive_operation_delegate_.reset( | |
| 97 new CopyOrMoveOperationDelegate( | |
| 98 file_system_context(), | |
| 99 src_url, dest_url, | |
| 100 CopyOrMoveOperationDelegate::OPERATION_MOVE, | |
| 101 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 102 AsWeakPtr(), callback))); | |
| 103 recursive_operation_delegate_->RunRecursively(); | |
| 104 } | |
| 105 | |
| 106 void LocalFileSystemOperation::DirectoryExists(const FileSystemURL& url, | |
| 107 const StatusCallback& callback) { | |
| 108 DCHECK(SetPendingOperationType(kOperationDirectoryExists)); | |
| 109 async_file_util_->GetFileInfo( | |
| 110 operation_context_.Pass(), url, | |
| 111 base::Bind(&LocalFileSystemOperation::DidDirectoryExists, | |
| 112 AsWeakPtr(), callback)); | |
| 113 } | |
| 114 | |
| 115 void LocalFileSystemOperation::FileExists(const FileSystemURL& url, | |
| 116 const StatusCallback& callback) { | |
| 117 DCHECK(SetPendingOperationType(kOperationFileExists)); | |
| 118 async_file_util_->GetFileInfo( | |
| 119 operation_context_.Pass(), url, | |
| 120 base::Bind(&LocalFileSystemOperation::DidFileExists, | |
| 121 AsWeakPtr(), callback)); | |
| 122 } | |
| 123 | |
| 124 void LocalFileSystemOperation::GetMetadata( | |
| 125 const FileSystemURL& url, const GetMetadataCallback& callback) { | |
| 126 DCHECK(SetPendingOperationType(kOperationGetMetadata)); | |
| 127 async_file_util_->GetFileInfo(operation_context_.Pass(), url, callback); | |
| 128 } | |
| 129 | |
| 130 void LocalFileSystemOperation::ReadDirectory( | |
| 131 const FileSystemURL& url, const ReadDirectoryCallback& callback) { | |
| 132 DCHECK(SetPendingOperationType(kOperationReadDirectory)); | |
| 133 async_file_util_->ReadDirectory( | |
| 134 operation_context_.Pass(), url, callback); | |
| 135 } | |
| 136 | |
| 137 void LocalFileSystemOperation::Remove(const FileSystemURL& url, | |
| 138 bool recursive, | |
| 139 const StatusCallback& callback) { | |
| 140 DCHECK(SetPendingOperationType(kOperationRemove)); | |
| 141 DCHECK(!recursive_operation_delegate_); | |
| 142 | |
| 143 if (recursive) { | |
| 144 // For recursive removal, try to delegate the operation to AsyncFileUtil | |
| 145 // first. If not supported, it is delegated to RemoveOperationDelegate | |
| 146 // in DidDeleteRecursively. | |
| 147 async_file_util_->DeleteRecursively( | |
| 148 operation_context_.Pass(), url, | |
| 149 base::Bind(&LocalFileSystemOperation::DidDeleteRecursively, | |
| 150 AsWeakPtr(), url, callback)); | |
| 151 return; | |
| 152 } | |
| 153 | |
| 154 recursive_operation_delegate_.reset( | |
| 155 new RemoveOperationDelegate( | |
| 156 file_system_context(), url, | |
| 157 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 158 AsWeakPtr(), callback))); | |
| 159 recursive_operation_delegate_->Run(); | |
| 160 } | |
| 161 | |
| 162 void LocalFileSystemOperation::Write( | |
| 163 const FileSystemURL& url, | |
| 164 scoped_ptr<FileWriterDelegate> writer_delegate, | |
| 165 scoped_ptr<net::URLRequest> blob_request, | |
| 166 const WriteCallback& callback) { | |
| 167 DCHECK(SetPendingOperationType(kOperationWrite)); | |
| 168 file_writer_delegate_ = writer_delegate.Pass(); | |
| 169 file_writer_delegate_->Start( | |
| 170 blob_request.Pass(), | |
| 171 base::Bind(&LocalFileSystemOperation::DidWrite, AsWeakPtr(), | |
| 172 url, callback)); | |
| 173 } | |
| 174 | |
| 175 void LocalFileSystemOperation::Truncate(const FileSystemURL& url, int64 length, | |
| 176 const StatusCallback& callback) { | |
| 177 DCHECK(SetPendingOperationType(kOperationTruncate)); | |
| 178 GetUsageAndQuotaThenRunTask( | |
| 179 url, | |
| 180 base::Bind(&LocalFileSystemOperation::DoTruncate, | |
| 181 AsWeakPtr(), url, callback, length), | |
| 182 base::Bind(callback, base::PLATFORM_FILE_ERROR_FAILED)); | |
| 183 } | |
| 184 | |
| 185 void LocalFileSystemOperation::TouchFile(const FileSystemURL& url, | |
| 186 const base::Time& last_access_time, | |
| 187 const base::Time& last_modified_time, | |
| 188 const StatusCallback& callback) { | |
| 189 DCHECK(SetPendingOperationType(kOperationTouchFile)); | |
| 190 async_file_util_->Touch( | |
| 191 operation_context_.Pass(), url, | |
| 192 last_access_time, last_modified_time, | |
| 193 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 194 AsWeakPtr(), callback)); | |
| 195 } | |
| 196 | |
| 197 void LocalFileSystemOperation::OpenFile(const FileSystemURL& url, | |
| 198 int file_flags, | |
| 199 base::ProcessHandle peer_handle, | |
| 200 const OpenFileCallback& callback) { | |
| 201 DCHECK(SetPendingOperationType(kOperationOpenFile)); | |
| 202 peer_handle_ = peer_handle; | |
| 203 | |
| 204 if (file_flags & ( | |
| 205 (base::PLATFORM_FILE_ENUMERATE | base::PLATFORM_FILE_TEMPORARY | | |
| 206 base::PLATFORM_FILE_HIDDEN))) { | |
| 207 callback.Run(base::PLATFORM_FILE_ERROR_FAILED, | |
| 208 base::kInvalidPlatformFileValue, | |
| 209 base::Closure(), | |
| 210 base::kNullProcessHandle); | |
| 211 return; | |
| 212 } | |
| 213 GetUsageAndQuotaThenRunTask( | |
| 214 url, | |
| 215 base::Bind(&LocalFileSystemOperation::DoOpenFile, | |
| 216 AsWeakPtr(), | |
| 217 url, callback, file_flags), | |
| 218 base::Bind(callback, base::PLATFORM_FILE_ERROR_FAILED, | |
| 219 base::kInvalidPlatformFileValue, | |
| 220 base::Closure(), | |
| 221 base::kNullProcessHandle)); | |
| 222 } | |
| 223 | |
| 224 // We can only get here on a write or truncate that's not yet completed. | |
| 225 // We don't support cancelling any other operation at this time. | |
| 226 void LocalFileSystemOperation::Cancel(const StatusCallback& cancel_callback) { | |
| 227 DCHECK(cancel_callback_.is_null()); | |
| 228 cancel_callback_ = cancel_callback; | |
| 229 | |
| 230 if (file_writer_delegate_.get()) { | |
| 231 DCHECK_EQ(kOperationWrite, pending_operation_); | |
| 232 // This will call DidWrite() with ABORT status code. | |
| 233 file_writer_delegate_->Cancel(); | |
| 234 } else { | |
| 235 // For truncate we have no way to cancel the inflight operation (for now). | |
| 236 // Let it just run and dispatch cancel callback later. | |
| 237 DCHECK_EQ(kOperationTruncate, pending_operation_); | |
| 238 } | |
| 239 } | |
| 240 | |
| 241 LocalFileSystemOperation* | |
| 242 LocalFileSystemOperation::AsLocalFileSystemOperation() { | |
| 243 return this; | |
| 244 } | |
| 245 | |
| 246 base::PlatformFileError LocalFileSystemOperation::SyncGetPlatformPath( | |
| 247 const FileSystemURL& url, | |
| 248 base::FilePath* platform_path) { | |
| 249 DCHECK(SetPendingOperationType(kOperationGetLocalPath)); | |
| 250 FileSystemFileUtil* file_util = file_system_context()->GetFileUtil( | |
| 251 url.type()); | |
| 252 if (!file_util) | |
| 253 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; | |
| 254 file_util->GetLocalFilePath(operation_context_.get(), url, platform_path); | |
| 255 return base::PLATFORM_FILE_OK; | |
| 256 } | |
| 257 | |
| 258 void LocalFileSystemOperation::CreateSnapshotFile( | |
| 259 const FileSystemURL& url, | |
| 260 const SnapshotFileCallback& callback) { | |
| 261 DCHECK(SetPendingOperationType(kOperationCreateSnapshotFile)); | |
| 262 async_file_util_->CreateSnapshotFile( | |
| 263 operation_context_.Pass(), url, callback); | |
| 264 } | |
| 265 | |
| 266 void LocalFileSystemOperation::CopyInForeignFile( | |
| 267 const base::FilePath& src_local_disk_file_path, | |
| 268 const FileSystemURL& dest_url, | |
| 269 const StatusCallback& callback) { | |
| 270 DCHECK(SetPendingOperationType(kOperationCopyInForeignFile)); | |
| 271 GetUsageAndQuotaThenRunTask( | |
| 272 dest_url, | |
| 273 base::Bind(&LocalFileSystemOperation::DoCopyInForeignFile, | |
| 274 AsWeakPtr(), src_local_disk_file_path, dest_url, | |
| 275 callback), | |
| 276 base::Bind(callback, base::PLATFORM_FILE_ERROR_FAILED)); | |
| 277 } | |
| 278 | |
| 279 void LocalFileSystemOperation::RemoveFile( | |
| 280 const FileSystemURL& url, | |
| 281 const StatusCallback& callback) { | |
| 282 DCHECK(SetPendingOperationType(kOperationRemove)); | |
| 283 async_file_util_->DeleteFile( | |
| 284 operation_context_.Pass(), url, | |
| 285 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 286 AsWeakPtr(), callback)); | |
| 287 } | |
| 288 | |
| 289 void LocalFileSystemOperation::RemoveDirectory( | |
| 290 const FileSystemURL& url, | |
| 291 const StatusCallback& callback) { | |
| 292 DCHECK(SetPendingOperationType(kOperationRemove)); | |
| 293 async_file_util_->DeleteDirectory( | |
| 294 operation_context_.Pass(), url, | |
| 295 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 296 AsWeakPtr(), callback)); | |
| 297 } | |
| 298 | |
| 299 void LocalFileSystemOperation::CopyFileLocal( | |
| 300 const FileSystemURL& src_url, | |
| 301 const FileSystemURL& dest_url, | |
| 302 const StatusCallback& callback) { | |
| 303 DCHECK(SetPendingOperationType(kOperationCopy)); | |
| 304 DCHECK(src_url.IsInSameFileSystem(dest_url)); | |
| 305 GetUsageAndQuotaThenRunTask( | |
| 306 dest_url, | |
| 307 base::Bind(&LocalFileSystemOperation::DoCopyFileLocal, | |
| 308 AsWeakPtr(), src_url, dest_url, callback), | |
| 309 base::Bind(callback, base::PLATFORM_FILE_ERROR_FAILED)); | |
| 310 } | |
| 311 | |
| 312 void LocalFileSystemOperation::MoveFileLocal( | |
| 313 const FileSystemURL& src_url, | |
| 314 const FileSystemURL& dest_url, | |
| 315 const StatusCallback& callback) { | |
| 316 DCHECK(SetPendingOperationType(kOperationMove)); | |
| 317 DCHECK(src_url.IsInSameFileSystem(dest_url)); | |
| 318 GetUsageAndQuotaThenRunTask( | |
| 319 dest_url, | |
| 320 base::Bind(&LocalFileSystemOperation::DoMoveFileLocal, | |
| 321 AsWeakPtr(), src_url, dest_url, callback), | |
| 322 base::Bind(callback, base::PLATFORM_FILE_ERROR_FAILED)); | |
| 323 } | |
| 324 | |
| 325 void LocalFileSystemOperation::GetUsageAndQuotaThenRunTask( | |
| 326 const FileSystemURL& url, | |
| 327 const base::Closure& task, | |
| 328 const base::Closure& error_callback) { | |
| 329 quota::QuotaManagerProxy* quota_manager_proxy = | |
| 330 file_system_context()->quota_manager_proxy(); | |
| 331 if (!quota_manager_proxy || | |
| 332 !file_system_context()->GetQuotaUtil(url.type())) { | |
| 333 // If we don't have the quota manager or the requested filesystem type | |
| 334 // does not support quota, we should be able to let it go. | |
| 335 operation_context_->set_allowed_bytes_growth(kint64max); | |
| 336 task.Run(); | |
| 337 return; | |
| 338 } | |
| 339 | |
| 340 DCHECK(quota_manager_proxy); | |
| 341 DCHECK(quota_manager_proxy->quota_manager()); | |
| 342 quota_manager_proxy->quota_manager()->GetUsageAndQuota( | |
| 343 url.origin(), | |
| 344 FileSystemTypeToQuotaStorageType(url.type()), | |
| 345 base::Bind(&LocalFileSystemOperation::DidGetUsageAndQuotaAndRunTask, | |
| 346 AsWeakPtr(), task, error_callback)); | |
| 347 } | |
| 348 | |
| 349 void LocalFileSystemOperation::DidGetUsageAndQuotaAndRunTask( | |
| 350 const base::Closure& task, | |
| 351 const base::Closure& error_callback, | |
| 352 quota::QuotaStatusCode status, | |
| 353 int64 usage, int64 quota) { | |
| 354 if (status != quota::kQuotaStatusOk) { | |
| 355 LOG(WARNING) << "Got unexpected quota error : " << status; | |
| 356 error_callback.Run(); | |
| 357 return; | |
| 358 } | |
| 359 | |
| 360 operation_context_->set_allowed_bytes_growth(quota - usage); | |
| 361 task.Run(); | |
| 362 } | |
| 363 | |
| 364 void LocalFileSystemOperation::DoCreateFile( | |
| 365 const FileSystemURL& url, | |
| 366 const StatusCallback& callback, | |
| 367 bool exclusive) { | |
| 368 async_file_util_->EnsureFileExists( | |
| 369 operation_context_.Pass(), url, | |
| 370 base::Bind( | |
| 371 exclusive ? | |
| 372 &LocalFileSystemOperation::DidEnsureFileExistsExclusive : | |
| 373 &LocalFileSystemOperation::DidEnsureFileExistsNonExclusive, | |
| 374 AsWeakPtr(), callback)); | |
| 375 } | |
| 376 | |
| 377 void LocalFileSystemOperation::DoCreateDirectory( | |
| 378 const FileSystemURL& url, | |
| 379 const StatusCallback& callback, | |
| 380 bool exclusive, bool recursive) { | |
| 381 async_file_util_->CreateDirectory( | |
| 382 operation_context_.Pass(), | |
| 383 url, exclusive, recursive, | |
| 384 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 385 AsWeakPtr(), callback)); | |
| 386 } | |
| 387 | |
| 388 void LocalFileSystemOperation::DoCopyFileLocal( | |
| 389 const FileSystemURL& src_url, | |
| 390 const FileSystemURL& dest_url, | |
| 391 const StatusCallback& callback) { | |
| 392 async_file_util_->CopyFileLocal( | |
| 393 operation_context_.Pass(), src_url, dest_url, | |
| 394 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 395 AsWeakPtr(), callback)); | |
| 396 } | |
| 397 | |
| 398 void LocalFileSystemOperation::DoMoveFileLocal( | |
| 399 const FileSystemURL& src_url, | |
| 400 const FileSystemURL& dest_url, | |
| 401 const StatusCallback& callback) { | |
| 402 async_file_util_->MoveFileLocal( | |
| 403 operation_context_.Pass(), src_url, dest_url, | |
| 404 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 405 AsWeakPtr(), callback)); | |
| 406 } | |
| 407 | |
| 408 void LocalFileSystemOperation::DoCopyInForeignFile( | |
| 409 const base::FilePath& src_local_disk_file_path, | |
| 410 const FileSystemURL& dest_url, | |
| 411 const StatusCallback& callback) { | |
| 412 async_file_util_->CopyInForeignFile( | |
| 413 operation_context_.Pass(), | |
| 414 src_local_disk_file_path, dest_url, | |
| 415 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 416 AsWeakPtr(), callback)); | |
| 417 } | |
| 418 | |
| 419 void LocalFileSystemOperation::DoTruncate(const FileSystemURL& url, | |
| 420 const StatusCallback& callback, | |
| 421 int64 length) { | |
| 422 async_file_util_->Truncate( | |
| 423 operation_context_.Pass(), url, length, | |
| 424 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 425 AsWeakPtr(), callback)); | |
| 426 } | |
| 427 | |
| 428 void LocalFileSystemOperation::DoOpenFile(const FileSystemURL& url, | |
| 429 const OpenFileCallback& callback, | |
| 430 int file_flags) { | |
| 431 async_file_util_->CreateOrOpen( | |
| 432 operation_context_.Pass(), url, file_flags, | |
| 433 base::Bind(&LocalFileSystemOperation::DidOpenFile, | |
| 434 AsWeakPtr(), callback)); | |
| 435 } | |
| 436 | |
| 437 void LocalFileSystemOperation::DidEnsureFileExistsExclusive( | |
| 438 const StatusCallback& callback, | |
| 439 base::PlatformFileError rv, bool created) { | |
| 440 if (rv == base::PLATFORM_FILE_OK && !created) { | |
| 441 callback.Run(base::PLATFORM_FILE_ERROR_EXISTS); | |
| 442 } else { | |
| 443 DidFinishOperation(callback, rv); | |
| 444 } | |
| 445 } | |
| 446 | |
| 447 void LocalFileSystemOperation::DidEnsureFileExistsNonExclusive( | |
| 448 const StatusCallback& callback, | |
| 449 base::PlatformFileError rv, bool /* created */) { | |
| 450 DidFinishOperation(callback, rv); | |
| 451 } | |
| 452 | |
| 453 void LocalFileSystemOperation::DidFinishOperation( | |
| 454 const StatusCallback& callback, | |
| 455 base::PlatformFileError rv) { | |
| 456 if (!cancel_callback_.is_null()) { | |
| 457 DCHECK_EQ(kOperationTruncate, pending_operation_); | |
| 458 | |
| 459 StatusCallback cancel_callback = cancel_callback_; | |
| 460 callback.Run(base::PLATFORM_FILE_ERROR_ABORT); | |
| 461 cancel_callback.Run(base::PLATFORM_FILE_OK); | |
| 462 } else { | |
| 463 callback.Run(rv); | |
| 464 } | |
| 465 } | |
| 466 | |
| 467 void LocalFileSystemOperation::DidDirectoryExists( | |
| 468 const StatusCallback& callback, | |
| 469 base::PlatformFileError rv, | |
| 470 const base::PlatformFileInfo& file_info) { | |
| 471 if (rv == base::PLATFORM_FILE_OK && !file_info.is_directory) | |
| 472 rv = base::PLATFORM_FILE_ERROR_NOT_A_DIRECTORY; | |
| 473 callback.Run(rv); | |
| 474 } | |
| 475 | |
| 476 void LocalFileSystemOperation::DidFileExists( | |
| 477 const StatusCallback& callback, | |
| 478 base::PlatformFileError rv, | |
| 479 const base::PlatformFileInfo& file_info) { | |
| 480 if (rv == base::PLATFORM_FILE_OK && file_info.is_directory) | |
| 481 rv = base::PLATFORM_FILE_ERROR_NOT_A_FILE; | |
| 482 callback.Run(rv); | |
| 483 } | |
| 484 | |
| 485 void LocalFileSystemOperation::DidDeleteRecursively( | |
| 486 const FileSystemURL& url, | |
| 487 const StatusCallback& callback, | |
| 488 base::PlatformFileError rv) { | |
| 489 if (rv == base::PLATFORM_FILE_ERROR_INVALID_OPERATION) { | |
| 490 // Recursive removal is not supported on this platform. | |
| 491 DCHECK(!recursive_operation_delegate_); | |
| 492 recursive_operation_delegate_.reset( | |
| 493 new RemoveOperationDelegate( | |
| 494 file_system_context(), url, | |
| 495 base::Bind(&LocalFileSystemOperation::DidFinishOperation, | |
| 496 AsWeakPtr(), callback))); | |
| 497 recursive_operation_delegate_->RunRecursively(); | |
| 498 return; | |
| 499 } | |
| 500 | |
| 501 callback.Run(rv); | |
| 502 } | |
| 503 | |
| 504 void LocalFileSystemOperation::DidWrite( | |
| 505 const FileSystemURL& url, | |
| 506 const WriteCallback& write_callback, | |
| 507 base::PlatformFileError rv, | |
| 508 int64 bytes, | |
| 509 FileWriterDelegate::WriteProgressStatus write_status) { | |
| 510 const bool complete = ( | |
| 511 write_status != FileWriterDelegate::SUCCESS_IO_PENDING); | |
| 512 if (complete && write_status != FileWriterDelegate::ERROR_WRITE_NOT_STARTED) { | |
| 513 DCHECK(operation_context_); | |
| 514 operation_context_->change_observers()->Notify( | |
| 515 &FileChangeObserver::OnModifyFile, MakeTuple(url)); | |
| 516 } | |
| 517 | |
| 518 StatusCallback cancel_callback = cancel_callback_; | |
| 519 write_callback.Run(rv, bytes, complete); | |
| 520 if (!cancel_callback.is_null()) | |
| 521 cancel_callback.Run(base::PLATFORM_FILE_OK); | |
| 522 } | |
| 523 | |
| 524 void LocalFileSystemOperation::DidOpenFile( | |
| 525 const OpenFileCallback& callback, | |
| 526 base::PlatformFileError rv, | |
| 527 base::PassPlatformFile file, | |
| 528 const base::Closure& on_close_callback) { | |
| 529 if (rv == base::PLATFORM_FILE_OK) | |
| 530 CHECK_NE(base::kNullProcessHandle, peer_handle_); | |
| 531 callback.Run(rv, file.ReleaseValue(), on_close_callback, peer_handle_); | |
| 532 } | |
| 533 | |
| 534 bool LocalFileSystemOperation::SetPendingOperationType(OperationType type) { | |
| 535 if (pending_operation_ != kOperationNone) | |
| 536 return false; | |
| 537 pending_operation_ = type; | |
| 538 return true; | |
| 539 } | |
| 540 | |
| 541 } // namespace fileapi | |
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Chromium Code Reviews
Issue 21370003:
Rename fileapi::LocalFileSystemOperation to FileSystemOperationImpl. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src