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| 1 // Copyright (c) 2013 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/async_file_util_adapter.h" | |
| 6 | |
| 7 #include <vector> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/sequenced_task_runner.h" | |
| 11 #include "base/task_runner_util.h" | |
| 12 #include "base/thread_task_runner_handle.h" | |
| 13 #include "webkit/browser/fileapi/file_system_context.h" | |
| 14 #include "webkit/browser/fileapi/file_system_file_util.h" | |
| 15 #include "webkit/browser/fileapi/file_system_operation_context.h" | |
| 16 #include "webkit/browser/fileapi/file_system_url.h" | |
| 17 #include "webkit/common/blob/shareable_file_reference.h" | |
| 18 #include "webkit/common/fileapi/file_system_util.h" | |
| 19 | |
| 20 using base::Bind; | |
| 21 using base::Callback; | |
| 22 using base::Owned; | |
| 23 using base::Unretained; | |
| 24 using webkit_blob::ShareableFileReference; | |
| 25 | |
| 26 namespace fileapi { | |
| 27 | |
| 28 namespace { | |
| 29 | |
| 30 class EnsureFileExistsHelper { | |
| 31 public: | |
| 32 EnsureFileExistsHelper() : error_(base::File::FILE_OK), created_(false) {} | |
| 33 | |
| 34 void RunWork(FileSystemFileUtil* file_util, | |
| 35 FileSystemOperationContext* context, | |
| 36 const FileSystemURL& url) { | |
| 37 error_ = file_util->EnsureFileExists(context, url, &created_); | |
| 38 } | |
| 39 | |
| 40 void Reply(const AsyncFileUtil::EnsureFileExistsCallback& callback) { | |
| 41 callback.Run(error_, created_); | |
| 42 } | |
| 43 | |
| 44 private: | |
| 45 base::File::Error error_; | |
| 46 bool created_; | |
| 47 DISALLOW_COPY_AND_ASSIGN(EnsureFileExistsHelper); | |
| 48 }; | |
| 49 | |
| 50 class GetFileInfoHelper { | |
| 51 public: | |
| 52 GetFileInfoHelper() | |
| 53 : error_(base::File::FILE_OK) {} | |
| 54 | |
| 55 void GetFileInfo(FileSystemFileUtil* file_util, | |
| 56 FileSystemOperationContext* context, | |
| 57 const FileSystemURL& url) { | |
| 58 error_ = file_util->GetFileInfo(context, url, &file_info_, &platform_path_); | |
| 59 } | |
| 60 | |
| 61 void CreateSnapshotFile(FileSystemFileUtil* file_util, | |
| 62 FileSystemOperationContext* context, | |
| 63 const FileSystemURL& url) { | |
| 64 scoped_file_ = file_util->CreateSnapshotFile( | |
| 65 context, url, &error_, &file_info_, &platform_path_); | |
| 66 } | |
| 67 | |
| 68 void ReplyFileInfo(const AsyncFileUtil::GetFileInfoCallback& callback) { | |
| 69 callback.Run(error_, file_info_); | |
| 70 } | |
| 71 | |
| 72 void ReplySnapshotFile( | |
| 73 const AsyncFileUtil::CreateSnapshotFileCallback& callback) { | |
| 74 callback.Run(error_, file_info_, platform_path_, | |
| 75 ShareableFileReference::GetOrCreate(scoped_file_.Pass())); | |
| 76 } | |
| 77 | |
| 78 private: | |
| 79 base::File::Error error_; | |
| 80 base::File::Info file_info_; | |
| 81 base::FilePath platform_path_; | |
| 82 webkit_blob::ScopedFile scoped_file_; | |
| 83 DISALLOW_COPY_AND_ASSIGN(GetFileInfoHelper); | |
| 84 }; | |
| 85 | |
| 86 void ReadDirectoryHelper(FileSystemFileUtil* file_util, | |
| 87 FileSystemOperationContext* context, | |
| 88 const FileSystemURL& url, | |
| 89 base::SingleThreadTaskRunner* origin_loop, | |
| 90 const AsyncFileUtil::ReadDirectoryCallback& callback) { | |
| 91 base::File::Info file_info; | |
| 92 base::FilePath platform_path; | |
| 93 base::File::Error error = file_util->GetFileInfo( | |
| 94 context, url, &file_info, &platform_path); | |
| 95 | |
| 96 if (error == base::File::FILE_OK && !file_info.is_directory) | |
| 97 error = base::File::FILE_ERROR_NOT_A_DIRECTORY; | |
| 98 | |
| 99 std::vector<DirectoryEntry> entries; | |
| 100 if (error != base::File::FILE_OK) { | |
| 101 origin_loop->PostTask( | |
| 102 FROM_HERE, base::Bind(callback, error, entries, false /* has_more */)); | |
| 103 return; | |
| 104 } | |
| 105 | |
| 106 // Note: Increasing this value may make some tests in LayoutTests meaningless. | |
| 107 // (Namely, read-directory-many.html and read-directory-sync-many.html are | |
| 108 // assuming that they are reading much more entries than this constant.) | |
| 109 const size_t kResultChunkSize = 100; | |
| 110 | |
| 111 scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator> file_enum( | |
| 112 file_util->CreateFileEnumerator(context, url)); | |
| 113 | |
| 114 base::FilePath current; | |
| 115 while (!(current = file_enum->Next()).empty()) { | |
| 116 DirectoryEntry entry; | |
| 117 entry.is_directory = file_enum->IsDirectory(); | |
| 118 entry.name = VirtualPath::BaseName(current).value(); | |
| 119 entry.size = file_enum->Size(); | |
| 120 entry.last_modified_time = file_enum->LastModifiedTime(); | |
| 121 entries.push_back(entry); | |
| 122 | |
| 123 if (entries.size() == kResultChunkSize) { | |
| 124 origin_loop->PostTask( | |
| 125 FROM_HERE, base::Bind(callback, base::File::FILE_OK, entries, | |
| 126 true /* has_more */)); | |
| 127 entries.clear(); | |
| 128 } | |
| 129 } | |
| 130 origin_loop->PostTask( | |
| 131 FROM_HERE, base::Bind(callback, base::File::FILE_OK, entries, | |
| 132 false /* has_more */)); | |
| 133 } | |
| 134 | |
| 135 void RunCreateOrOpenCallback( | |
| 136 FileSystemOperationContext* context, | |
| 137 const AsyncFileUtil::CreateOrOpenCallback& callback, | |
| 138 base::File file) { | |
| 139 callback.Run(file.Pass(), base::Closure()); | |
| 140 } | |
| 141 | |
| 142 } // namespace | |
| 143 | |
| 144 AsyncFileUtilAdapter::AsyncFileUtilAdapter( | |
| 145 FileSystemFileUtil* sync_file_util) | |
| 146 : sync_file_util_(sync_file_util) { | |
| 147 DCHECK(sync_file_util_.get()); | |
| 148 } | |
| 149 | |
| 150 AsyncFileUtilAdapter::~AsyncFileUtilAdapter() { | |
| 151 } | |
| 152 | |
| 153 void AsyncFileUtilAdapter::CreateOrOpen( | |
| 154 scoped_ptr<FileSystemOperationContext> context, | |
| 155 const FileSystemURL& url, | |
| 156 int file_flags, | |
| 157 const CreateOrOpenCallback& callback) { | |
| 158 FileSystemOperationContext* context_ptr = context.release(); | |
| 159 base::PostTaskAndReplyWithResult( | |
| 160 context_ptr->task_runner(), | |
| 161 FROM_HERE, | |
| 162 Bind(&FileSystemFileUtil::CreateOrOpen, Unretained(sync_file_util_.get()), | |
| 163 context_ptr, url, file_flags), | |
| 164 Bind(&RunCreateOrOpenCallback, base::Owned(context_ptr), callback)); | |
| 165 } | |
| 166 | |
| 167 void AsyncFileUtilAdapter::EnsureFileExists( | |
| 168 scoped_ptr<FileSystemOperationContext> context, | |
| 169 const FileSystemURL& url, | |
| 170 const EnsureFileExistsCallback& callback) { | |
| 171 EnsureFileExistsHelper* helper = new EnsureFileExistsHelper; | |
| 172 FileSystemOperationContext* context_ptr = context.release(); | |
| 173 const bool success = context_ptr->task_runner()->PostTaskAndReply( | |
| 174 FROM_HERE, | |
| 175 Bind(&EnsureFileExistsHelper::RunWork, Unretained(helper), | |
| 176 sync_file_util_.get(), base::Owned(context_ptr), url), | |
| 177 Bind(&EnsureFileExistsHelper::Reply, Owned(helper), callback)); | |
| 178 DCHECK(success); | |
| 179 } | |
| 180 | |
| 181 void AsyncFileUtilAdapter::CreateDirectory( | |
| 182 scoped_ptr<FileSystemOperationContext> context, | |
| 183 const FileSystemURL& url, | |
| 184 bool exclusive, | |
| 185 bool recursive, | |
| 186 const StatusCallback& callback) { | |
| 187 FileSystemOperationContext* context_ptr = context.release(); | |
| 188 const bool success = base::PostTaskAndReplyWithResult( | |
| 189 context_ptr->task_runner(), FROM_HERE, | |
| 190 Bind(&FileSystemFileUtil::CreateDirectory, | |
| 191 Unretained(sync_file_util_.get()), | |
| 192 base::Owned(context_ptr), url, exclusive, recursive), | |
| 193 callback); | |
| 194 DCHECK(success); | |
| 195 } | |
| 196 | |
| 197 void AsyncFileUtilAdapter::GetFileInfo( | |
| 198 scoped_ptr<FileSystemOperationContext> context, | |
| 199 const FileSystemURL& url, | |
| 200 const GetFileInfoCallback& callback) { | |
| 201 FileSystemOperationContext* context_ptr = context.release(); | |
| 202 GetFileInfoHelper* helper = new GetFileInfoHelper; | |
| 203 const bool success = context_ptr->task_runner()->PostTaskAndReply( | |
| 204 FROM_HERE, | |
| 205 Bind(&GetFileInfoHelper::GetFileInfo, Unretained(helper), | |
| 206 sync_file_util_.get(), base::Owned(context_ptr), url), | |
| 207 Bind(&GetFileInfoHelper::ReplyFileInfo, Owned(helper), callback)); | |
| 208 DCHECK(success); | |
| 209 } | |
| 210 | |
| 211 void AsyncFileUtilAdapter::ReadDirectory( | |
| 212 scoped_ptr<FileSystemOperationContext> context, | |
| 213 const FileSystemURL& url, | |
| 214 const ReadDirectoryCallback& callback) { | |
| 215 FileSystemOperationContext* context_ptr = context.release(); | |
| 216 const bool success = context_ptr->task_runner()->PostTask( | |
| 217 FROM_HERE, | |
| 218 Bind(&ReadDirectoryHelper, | |
| 219 sync_file_util_.get(), base::Owned(context_ptr), url, | |
| 220 base::ThreadTaskRunnerHandle::Get(), callback)); | |
| 221 DCHECK(success); | |
| 222 } | |
| 223 | |
| 224 void AsyncFileUtilAdapter::Touch( | |
| 225 scoped_ptr<FileSystemOperationContext> context, | |
| 226 const FileSystemURL& url, | |
| 227 const base::Time& last_access_time, | |
| 228 const base::Time& last_modified_time, | |
| 229 const StatusCallback& callback) { | |
| 230 FileSystemOperationContext* context_ptr = context.release(); | |
| 231 const bool success = base::PostTaskAndReplyWithResult( | |
| 232 context_ptr->task_runner(), FROM_HERE, | |
| 233 Bind(&FileSystemFileUtil::Touch, Unretained(sync_file_util_.get()), | |
| 234 base::Owned(context_ptr), url, | |
| 235 last_access_time, last_modified_time), | |
| 236 callback); | |
| 237 DCHECK(success); | |
| 238 } | |
| 239 | |
| 240 void AsyncFileUtilAdapter::Truncate( | |
| 241 scoped_ptr<FileSystemOperationContext> context, | |
| 242 const FileSystemURL& url, | |
| 243 int64 length, | |
| 244 const StatusCallback& callback) { | |
| 245 FileSystemOperationContext* context_ptr = context.release(); | |
| 246 const bool success = base::PostTaskAndReplyWithResult( | |
| 247 context_ptr->task_runner(), FROM_HERE, | |
| 248 Bind(&FileSystemFileUtil::Truncate, Unretained(sync_file_util_.get()), | |
| 249 base::Owned(context_ptr), url, length), | |
| 250 callback); | |
| 251 DCHECK(success); | |
| 252 } | |
| 253 | |
| 254 void AsyncFileUtilAdapter::CopyFileLocal( | |
| 255 scoped_ptr<FileSystemOperationContext> context, | |
| 256 const FileSystemURL& src_url, | |
| 257 const FileSystemURL& dest_url, | |
| 258 CopyOrMoveOption option, | |
| 259 const CopyFileProgressCallback& progress_callback, | |
| 260 const StatusCallback& callback) { | |
| 261 // TODO(hidehiko): Support progress_callback. | |
| 262 FileSystemOperationContext* context_ptr = context.release(); | |
| 263 const bool success = base::PostTaskAndReplyWithResult( | |
| 264 context_ptr->task_runner(), FROM_HERE, | |
| 265 Bind(&FileSystemFileUtil::CopyOrMoveFile, | |
| 266 Unretained(sync_file_util_.get()), base::Owned(context_ptr), | |
| 267 src_url, dest_url, option, true /* copy */), | |
| 268 callback); | |
| 269 DCHECK(success); | |
| 270 } | |
| 271 | |
| 272 void AsyncFileUtilAdapter::MoveFileLocal( | |
| 273 scoped_ptr<FileSystemOperationContext> context, | |
| 274 const FileSystemURL& src_url, | |
| 275 const FileSystemURL& dest_url, | |
| 276 CopyOrMoveOption option, | |
| 277 const StatusCallback& callback) { | |
| 278 FileSystemOperationContext* context_ptr = context.release(); | |
| 279 const bool success = base::PostTaskAndReplyWithResult( | |
| 280 context_ptr->task_runner(), FROM_HERE, | |
| 281 Bind(&FileSystemFileUtil::CopyOrMoveFile, | |
| 282 Unretained(sync_file_util_.get()), base::Owned(context_ptr), | |
| 283 src_url, dest_url, option, false /* copy */), | |
| 284 callback); | |
| 285 DCHECK(success); | |
| 286 } | |
| 287 | |
| 288 void AsyncFileUtilAdapter::CopyInForeignFile( | |
| 289 scoped_ptr<FileSystemOperationContext> context, | |
| 290 const base::FilePath& src_file_path, | |
| 291 const FileSystemURL& dest_url, | |
| 292 const StatusCallback& callback) { | |
| 293 FileSystemOperationContext* context_ptr = context.release(); | |
| 294 const bool success = base::PostTaskAndReplyWithResult( | |
| 295 context_ptr->task_runner(), FROM_HERE, | |
| 296 Bind(&FileSystemFileUtil::CopyInForeignFile, | |
| 297 Unretained(sync_file_util_.get()), | |
| 298 base::Owned(context_ptr), src_file_path, dest_url), | |
| 299 callback); | |
| 300 DCHECK(success); | |
| 301 } | |
| 302 | |
| 303 void AsyncFileUtilAdapter::DeleteFile( | |
| 304 scoped_ptr<FileSystemOperationContext> context, | |
| 305 const FileSystemURL& url, | |
| 306 const StatusCallback& callback) { | |
| 307 FileSystemOperationContext* context_ptr = context.release(); | |
| 308 const bool success = base::PostTaskAndReplyWithResult( | |
| 309 context_ptr->task_runner(), FROM_HERE, | |
| 310 Bind(&FileSystemFileUtil::DeleteFile, | |
| 311 Unretained(sync_file_util_.get()), | |
| 312 base::Owned(context_ptr), url), | |
| 313 callback); | |
| 314 DCHECK(success); | |
| 315 } | |
| 316 | |
| 317 void AsyncFileUtilAdapter::DeleteDirectory( | |
| 318 scoped_ptr<FileSystemOperationContext> context, | |
| 319 const FileSystemURL& url, | |
| 320 const StatusCallback& callback) { | |
| 321 FileSystemOperationContext* context_ptr = context.release(); | |
| 322 const bool success = base::PostTaskAndReplyWithResult( | |
| 323 context_ptr->task_runner(), FROM_HERE, | |
| 324 Bind(&FileSystemFileUtil::DeleteDirectory, | |
| 325 Unretained(sync_file_util_.get()), | |
| 326 base::Owned(context_ptr), url), | |
| 327 callback); | |
| 328 DCHECK(success); | |
| 329 } | |
| 330 | |
| 331 void AsyncFileUtilAdapter::DeleteRecursively( | |
| 332 scoped_ptr<FileSystemOperationContext> context, | |
| 333 const FileSystemURL& url, | |
| 334 const StatusCallback& callback) { | |
| 335 callback.Run(base::File::FILE_ERROR_INVALID_OPERATION); | |
| 336 } | |
| 337 | |
| 338 void AsyncFileUtilAdapter::CreateSnapshotFile( | |
| 339 scoped_ptr<FileSystemOperationContext> context, | |
| 340 const FileSystemURL& url, | |
| 341 const CreateSnapshotFileCallback& callback) { | |
| 342 FileSystemOperationContext* context_ptr = context.release(); | |
| 343 GetFileInfoHelper* helper = new GetFileInfoHelper; | |
| 344 const bool success = context_ptr->task_runner()->PostTaskAndReply( | |
| 345 FROM_HERE, | |
| 346 Bind(&GetFileInfoHelper::CreateSnapshotFile, Unretained(helper), | |
| 347 sync_file_util_.get(), base::Owned(context_ptr), url), | |
| 348 Bind(&GetFileInfoHelper::ReplySnapshotFile, Owned(helper), callback)); | |
| 349 DCHECK(success); | |
| 350 } | |
| 351 | |
| 352 } // namespace fileapi | |
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Chromium Code Reviews
Issue 442383002:
Move storage-related files from webkit/ to new top-level directory storage/ (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src