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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "webkit/fileapi/local_file_util.h" | 5 #include "webkit/fileapi/local_file_util.h" |
| 6 | 6 |
| 7 #include "base/files/file_util_proxy.h" | 7 #include "base/files/file_util_proxy.h" |
| 8 #include "googleurl/src/gurl.h" | 8 #include "googleurl/src/gurl.h" |
| 9 #include "webkit/fileapi/file_system_context.h" | 9 #include "webkit/fileapi/file_system_context.h" |
| 10 #include "webkit/fileapi/file_system_mount_point_provider.h" | 10 #include "webkit/fileapi/file_system_mount_point_provider.h" |
| 11 #include "webkit/fileapi/file_system_operation_context.h" | 11 #include "webkit/fileapi/file_system_operation_context.h" |
| 12 #include "webkit/fileapi/file_system_types.h" | 12 #include "webkit/fileapi/file_system_types.h" |
| 13 #include "webkit/fileapi/file_system_url.h" | 13 #include "webkit/fileapi/file_system_url.h" |
| 14 #include "webkit/fileapi/file_system_util.h" | 14 #include "webkit/fileapi/file_system_util.h" |
| 15 #include "webkit/fileapi/native_file_util.h" | 15 #include "webkit/fileapi/native_file_util.h" |
| 16 | 16 |
| 17 namespace fileapi { | 17 namespace fileapi { |
| 18 | 18 |
| 19 using base::PlatformFileError; | 19 using base::PlatformFileError; |
| 20 | 20 |
| 21 class LocalFileEnumerator : public FileSystemFileUtil::AbstractFileEnumerator { | 21 class LocalFileEnumerator : public FileSystemFileUtil::AbstractFileEnumerator { |
| 22 public: | 22 public: |
| 23 LocalFileEnumerator(const FilePath& platform_root_path, | 23 LocalFileEnumerator(const base::FilePath& platform_root_path, |
| 24 const FilePath& virtual_root_path, | 24 const base::FilePath& virtual_root_path, |
| 25 bool recursive, | 25 bool recursive, |
| 26 int file_type) | 26 int file_type) |
| 27 : file_enum_(platform_root_path, recursive, file_type), | 27 : file_enum_(platform_root_path, recursive, file_type), |
| 28 platform_root_path_(platform_root_path), | 28 platform_root_path_(platform_root_path), |
| 29 virtual_root_path_(virtual_root_path) { | 29 virtual_root_path_(virtual_root_path) { |
| 30 #if defined(OS_WIN) | 30 #if defined(OS_WIN) |
| 31 memset(&file_util_info_, 0, sizeof(file_util_info_)); | 31 memset(&file_util_info_, 0, sizeof(file_util_info_)); |
| 32 #endif // defined(OS_WIN) | 32 #endif // defined(OS_WIN) |
| 33 } | 33 } |
| 34 | 34 |
| 35 ~LocalFileEnumerator() {} | 35 ~LocalFileEnumerator() {} |
| 36 | 36 |
| 37 virtual FilePath Next() OVERRIDE; | 37 virtual base::FilePath Next() OVERRIDE; |
| 38 virtual int64 Size() OVERRIDE; | 38 virtual int64 Size() OVERRIDE; |
| 39 virtual base::Time LastModifiedTime() OVERRIDE; | 39 virtual base::Time LastModifiedTime() OVERRIDE; |
| 40 virtual bool IsDirectory() OVERRIDE; | 40 virtual bool IsDirectory() OVERRIDE; |
| 41 | 41 |
| 42 private: | 42 private: |
| 43 file_util::FileEnumerator file_enum_; | 43 file_util::FileEnumerator file_enum_; |
| 44 file_util::FileEnumerator::FindInfo file_util_info_; | 44 file_util::FileEnumerator::FindInfo file_util_info_; |
| 45 FilePath platform_root_path_; | 45 base::FilePath platform_root_path_; |
| 46 FilePath virtual_root_path_; | 46 base::FilePath virtual_root_path_; |
| 47 }; | 47 }; |
| 48 | 48 |
| 49 FilePath LocalFileEnumerator::Next() { | 49 base::FilePath LocalFileEnumerator::Next() { |
| 50 FilePath next = file_enum_.Next(); | 50 base::FilePath next = file_enum_.Next(); |
| 51 // Don't return symlinks. | 51 // Don't return symlinks. |
| 52 while (!next.empty() && file_util::IsLink(next)) | 52 while (!next.empty() && file_util::IsLink(next)) |
| 53 next = file_enum_.Next(); | 53 next = file_enum_.Next(); |
| 54 if (next.empty()) | 54 if (next.empty()) |
| 55 return next; | 55 return next; |
| 56 file_enum_.GetFindInfo(&file_util_info_); | 56 file_enum_.GetFindInfo(&file_util_info_); |
| 57 | 57 |
| 58 FilePath path; | 58 base::FilePath path; |
| 59 platform_root_path_.AppendRelativePath(next, &path); | 59 platform_root_path_.AppendRelativePath(next, &path); |
| 60 return virtual_root_path_.Append(path); | 60 return virtual_root_path_.Append(path); |
| 61 } | 61 } |
| 62 | 62 |
| 63 int64 LocalFileEnumerator::Size() { | 63 int64 LocalFileEnumerator::Size() { |
| 64 return file_util::FileEnumerator::GetFilesize(file_util_info_); | 64 return file_util::FileEnumerator::GetFilesize(file_util_info_); |
| 65 } | 65 } |
| 66 | 66 |
| 67 base::Time LocalFileEnumerator::LastModifiedTime() { | 67 base::Time LocalFileEnumerator::LastModifiedTime() { |
| 68 return file_util::FileEnumerator::GetLastModifiedTime(file_util_info_); | 68 return file_util::FileEnumerator::GetLastModifiedTime(file_util_info_); |
| 69 } | 69 } |
| 70 | 70 |
| 71 bool LocalFileEnumerator::IsDirectory() { | 71 bool LocalFileEnumerator::IsDirectory() { |
| 72 return file_util::FileEnumerator::IsDirectory(file_util_info_); | 72 return file_util::FileEnumerator::IsDirectory(file_util_info_); |
| 73 } | 73 } |
| 74 | 74 |
| 75 LocalFileUtil::LocalFileUtil() { | 75 LocalFileUtil::LocalFileUtil() { |
| 76 } | 76 } |
| 77 | 77 |
| 78 LocalFileUtil::~LocalFileUtil() { | 78 LocalFileUtil::~LocalFileUtil() { |
| 79 } | 79 } |
| 80 | 80 |
| 81 PlatformFileError LocalFileUtil::CreateOrOpen( | 81 PlatformFileError LocalFileUtil::CreateOrOpen( |
| 82 FileSystemOperationContext* context, | 82 FileSystemOperationContext* context, |
| 83 const FileSystemURL& url, int file_flags, | 83 const FileSystemURL& url, int file_flags, |
| 84 base::PlatformFile* file_handle, bool* created) { | 84 base::PlatformFile* file_handle, bool* created) { |
| 85 FilePath file_path; | 85 base::FilePath file_path; |
| 86 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 86 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 87 if (error != base::PLATFORM_FILE_OK) | 87 if (error != base::PLATFORM_FILE_OK) |
| 88 return error; | 88 return error; |
| 89 return NativeFileUtil::CreateOrOpen( | 89 return NativeFileUtil::CreateOrOpen( |
| 90 file_path, file_flags, file_handle, created); | 90 file_path, file_flags, file_handle, created); |
| 91 } | 91 } |
| 92 | 92 |
| 93 PlatformFileError LocalFileUtil::Close(FileSystemOperationContext* context, | 93 PlatformFileError LocalFileUtil::Close(FileSystemOperationContext* context, |
| 94 base::PlatformFile file) { | 94 base::PlatformFile file) { |
| 95 return NativeFileUtil::Close(file); | 95 return NativeFileUtil::Close(file); |
| 96 } | 96 } |
| 97 | 97 |
| 98 PlatformFileError LocalFileUtil::EnsureFileExists( | 98 PlatformFileError LocalFileUtil::EnsureFileExists( |
| 99 FileSystemOperationContext* context, | 99 FileSystemOperationContext* context, |
| 100 const FileSystemURL& url, | 100 const FileSystemURL& url, |
| 101 bool* created) { | 101 bool* created) { |
| 102 FilePath file_path; | 102 base::FilePath file_path; |
| 103 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 103 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 104 if (error != base::PLATFORM_FILE_OK) | 104 if (error != base::PLATFORM_FILE_OK) |
| 105 return error; | 105 return error; |
| 106 return NativeFileUtil::EnsureFileExists(file_path, created); | 106 return NativeFileUtil::EnsureFileExists(file_path, created); |
| 107 } | 107 } |
| 108 | 108 |
| 109 PlatformFileError LocalFileUtil::CreateDirectory( | 109 PlatformFileError LocalFileUtil::CreateDirectory( |
| 110 FileSystemOperationContext* context, | 110 FileSystemOperationContext* context, |
| 111 const FileSystemURL& url, | 111 const FileSystemURL& url, |
| 112 bool exclusive, | 112 bool exclusive, |
| 113 bool recursive) { | 113 bool recursive) { |
| 114 FilePath file_path; | 114 base::FilePath file_path; |
| 115 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 115 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 116 if (error != base::PLATFORM_FILE_OK) | 116 if (error != base::PLATFORM_FILE_OK) |
| 117 return error; | 117 return error; |
| 118 return NativeFileUtil::CreateDirectory(file_path, exclusive, recursive); | 118 return NativeFileUtil::CreateDirectory(file_path, exclusive, recursive); |
| 119 } | 119 } |
| 120 | 120 |
| 121 PlatformFileError LocalFileUtil::GetFileInfo( | 121 PlatformFileError LocalFileUtil::GetFileInfo( |
| 122 FileSystemOperationContext* context, | 122 FileSystemOperationContext* context, |
| 123 const FileSystemURL& url, | 123 const FileSystemURL& url, |
| 124 base::PlatformFileInfo* file_info, | 124 base::PlatformFileInfo* file_info, |
| 125 FilePath* platform_file_path) { | 125 base::FilePath* platform_file_path) { |
| 126 FilePath file_path; | 126 base::FilePath file_path; |
| 127 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 127 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 128 if (error != base::PLATFORM_FILE_OK) | 128 if (error != base::PLATFORM_FILE_OK) |
| 129 return error; | 129 return error; |
| 130 // We should not follow symbolic links in sandboxed file system. | 130 // We should not follow symbolic links in sandboxed file system. |
| 131 if (file_util::IsLink(file_path)) | 131 if (file_util::IsLink(file_path)) |
| 132 return base::PLATFORM_FILE_ERROR_NOT_FOUND; | 132 return base::PLATFORM_FILE_ERROR_NOT_FOUND; |
| 133 error = NativeFileUtil::GetFileInfo(file_path, file_info); | 133 error = NativeFileUtil::GetFileInfo(file_path, file_info); |
| 134 if (error == base::PLATFORM_FILE_OK) | 134 if (error == base::PLATFORM_FILE_OK) |
| 135 *platform_file_path = file_path; | 135 *platform_file_path = file_path; |
| 136 return error; | 136 return error; |
| 137 } | 137 } |
| 138 | 138 |
| 139 scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator> LocalFileUtil:: | 139 scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator> LocalFileUtil:: |
| 140 CreateFileEnumerator( | 140 CreateFileEnumerator( |
| 141 FileSystemOperationContext* context, | 141 FileSystemOperationContext* context, |
| 142 const FileSystemURL& root_url, | 142 const FileSystemURL& root_url, |
| 143 bool recursive) { | 143 bool recursive) { |
| 144 FilePath file_path; | 144 base::FilePath file_path; |
| 145 if (GetLocalFilePath(context, root_url, &file_path) != | 145 if (GetLocalFilePath(context, root_url, &file_path) != |
| 146 base::PLATFORM_FILE_OK) { | 146 base::PLATFORM_FILE_OK) { |
| 147 return make_scoped_ptr(new EmptyFileEnumerator) | 147 return make_scoped_ptr(new EmptyFileEnumerator) |
| 148 .PassAs<FileSystemFileUtil::AbstractFileEnumerator>(); | 148 .PassAs<FileSystemFileUtil::AbstractFileEnumerator>(); |
| 149 } | 149 } |
| 150 return make_scoped_ptr(new LocalFileEnumerator( | 150 return make_scoped_ptr(new LocalFileEnumerator( |
| 151 file_path, root_url.path(), recursive, | 151 file_path, root_url.path(), recursive, |
| 152 file_util::FileEnumerator::FILES | | 152 file_util::FileEnumerator::FILES | |
| 153 file_util::FileEnumerator::DIRECTORIES)) | 153 file_util::FileEnumerator::DIRECTORIES)) |
| 154 .PassAs<FileSystemFileUtil::AbstractFileEnumerator>(); | 154 .PassAs<FileSystemFileUtil::AbstractFileEnumerator>(); |
| 155 } | 155 } |
| 156 | 156 |
| 157 PlatformFileError LocalFileUtil::GetLocalFilePath( | 157 PlatformFileError LocalFileUtil::GetLocalFilePath( |
| 158 FileSystemOperationContext* context, | 158 FileSystemOperationContext* context, |
| 159 const FileSystemURL& url, | 159 const FileSystemURL& url, |
| 160 FilePath* local_file_path) { | 160 base::FilePath* local_file_path) { |
| 161 FileSystemMountPointProvider* provider = | 161 FileSystemMountPointProvider* provider = |
| 162 context->file_system_context()->GetMountPointProvider(url.type()); | 162 context->file_system_context()->GetMountPointProvider(url.type()); |
| 163 DCHECK(provider); | 163 DCHECK(provider); |
| 164 FilePath root = provider->GetFileSystemRootPathOnFileThread(url, false); | 164 base::FilePath root = provider->GetFileSystemRootPathOnFileThread(url, false); |
| 165 if (root.empty()) | 165 if (root.empty()) |
| 166 return base::PLATFORM_FILE_ERROR_NOT_FOUND; | 166 return base::PLATFORM_FILE_ERROR_NOT_FOUND; |
| 167 *local_file_path = root.Append(url.path()); | 167 *local_file_path = root.Append(url.path()); |
| 168 return base::PLATFORM_FILE_OK; | 168 return base::PLATFORM_FILE_OK; |
| 169 } | 169 } |
| 170 | 170 |
| 171 PlatformFileError LocalFileUtil::Touch( | 171 PlatformFileError LocalFileUtil::Touch( |
| 172 FileSystemOperationContext* context, | 172 FileSystemOperationContext* context, |
| 173 const FileSystemURL& url, | 173 const FileSystemURL& url, |
| 174 const base::Time& last_access_time, | 174 const base::Time& last_access_time, |
| 175 const base::Time& last_modified_time) { | 175 const base::Time& last_modified_time) { |
| 176 FilePath file_path; | 176 base::FilePath file_path; |
| 177 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 177 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 178 if (error != base::PLATFORM_FILE_OK) | 178 if (error != base::PLATFORM_FILE_OK) |
| 179 return error; | 179 return error; |
| 180 return NativeFileUtil::Touch(file_path, last_access_time, last_modified_time); | 180 return NativeFileUtil::Touch(file_path, last_access_time, last_modified_time); |
| 181 } | 181 } |
| 182 | 182 |
| 183 PlatformFileError LocalFileUtil::Truncate( | 183 PlatformFileError LocalFileUtil::Truncate( |
| 184 FileSystemOperationContext* context, | 184 FileSystemOperationContext* context, |
| 185 const FileSystemURL& url, | 185 const FileSystemURL& url, |
| 186 int64 length) { | 186 int64 length) { |
| 187 FilePath file_path; | 187 base::FilePath file_path; |
| 188 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 188 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 189 if (error != base::PLATFORM_FILE_OK) | 189 if (error != base::PLATFORM_FILE_OK) |
| 190 return error; | 190 return error; |
| 191 return NativeFileUtil::Truncate(file_path, length); | 191 return NativeFileUtil::Truncate(file_path, length); |
| 192 } | 192 } |
| 193 | 193 |
| 194 PlatformFileError LocalFileUtil::CopyOrMoveFile( | 194 PlatformFileError LocalFileUtil::CopyOrMoveFile( |
| 195 FileSystemOperationContext* context, | 195 FileSystemOperationContext* context, |
| 196 const FileSystemURL& src_url, | 196 const FileSystemURL& src_url, |
| 197 const FileSystemURL& dest_url, | 197 const FileSystemURL& dest_url, |
| 198 bool copy) { | 198 bool copy) { |
| 199 FilePath src_file_path; | 199 base::FilePath src_file_path; |
| 200 PlatformFileError error = GetLocalFilePath(context, src_url, &src_file_path); | 200 PlatformFileError error = GetLocalFilePath(context, src_url, &src_file_path); |
| 201 if (error != base::PLATFORM_FILE_OK) | 201 if (error != base::PLATFORM_FILE_OK) |
| 202 return error; | 202 return error; |
| 203 | 203 |
| 204 FilePath dest_file_path; | 204 base::FilePath dest_file_path; |
| 205 error = GetLocalFilePath(context, dest_url, &dest_file_path); | 205 error = GetLocalFilePath(context, dest_url, &dest_file_path); |
| 206 if (error != base::PLATFORM_FILE_OK) | 206 if (error != base::PLATFORM_FILE_OK) |
| 207 return error; | 207 return error; |
| 208 | 208 |
| 209 return NativeFileUtil::CopyOrMoveFile(src_file_path, dest_file_path, copy); | 209 return NativeFileUtil::CopyOrMoveFile(src_file_path, dest_file_path, copy); |
| 210 } | 210 } |
| 211 | 211 |
| 212 PlatformFileError LocalFileUtil::CopyInForeignFile( | 212 PlatformFileError LocalFileUtil::CopyInForeignFile( |
| 213 FileSystemOperationContext* context, | 213 FileSystemOperationContext* context, |
| 214 const FilePath& src_file_path, | 214 const base::FilePath& src_file_path, |
| 215 const FileSystemURL& dest_url) { | 215 const FileSystemURL& dest_url) { |
| 216 if (src_file_path.empty()) | 216 if (src_file_path.empty()) |
| 217 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; | 217 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 218 | 218 |
| 219 FilePath dest_file_path; | 219 base::FilePath dest_file_path; |
| 220 PlatformFileError error = | 220 PlatformFileError error = |
| 221 GetLocalFilePath(context, dest_url, &dest_file_path); | 221 GetLocalFilePath(context, dest_url, &dest_file_path); |
| 222 if (error != base::PLATFORM_FILE_OK) | 222 if (error != base::PLATFORM_FILE_OK) |
| 223 return error; | 223 return error; |
| 224 return NativeFileUtil::CopyOrMoveFile(src_file_path, dest_file_path, true); | 224 return NativeFileUtil::CopyOrMoveFile(src_file_path, dest_file_path, true); |
| 225 } | 225 } |
| 226 | 226 |
| 227 PlatformFileError LocalFileUtil::DeleteFile( | 227 PlatformFileError LocalFileUtil::DeleteFile( |
| 228 FileSystemOperationContext* context, | 228 FileSystemOperationContext* context, |
| 229 const FileSystemURL& url) { | 229 const FileSystemURL& url) { |
| 230 FilePath file_path; | 230 base::FilePath file_path; |
| 231 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 231 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 232 if (error != base::PLATFORM_FILE_OK) | 232 if (error != base::PLATFORM_FILE_OK) |
| 233 return error; | 233 return error; |
| 234 return NativeFileUtil::DeleteFile(file_path); | 234 return NativeFileUtil::DeleteFile(file_path); |
| 235 } | 235 } |
| 236 | 236 |
| 237 PlatformFileError LocalFileUtil::DeleteDirectory( | 237 PlatformFileError LocalFileUtil::DeleteDirectory( |
| 238 FileSystemOperationContext* context, | 238 FileSystemOperationContext* context, |
| 239 const FileSystemURL& url) { | 239 const FileSystemURL& url) { |
| 240 FilePath file_path; | 240 base::FilePath file_path; |
| 241 PlatformFileError error = GetLocalFilePath(context, url, &file_path); | 241 PlatformFileError error = GetLocalFilePath(context, url, &file_path); |
| 242 if (error != base::PLATFORM_FILE_OK) | 242 if (error != base::PLATFORM_FILE_OK) |
| 243 return error; | 243 return error; |
| 244 return NativeFileUtil::DeleteDirectory(file_path); | 244 return NativeFileUtil::DeleteDirectory(file_path); |
| 245 } | 245 } |
| 246 | 246 |
| 247 base::PlatformFileError LocalFileUtil::CreateSnapshotFile( | 247 base::PlatformFileError LocalFileUtil::CreateSnapshotFile( |
| 248 FileSystemOperationContext* context, | 248 FileSystemOperationContext* context, |
| 249 const FileSystemURL& url, | 249 const FileSystemURL& url, |
| 250 base::PlatformFileInfo* file_info, | 250 base::PlatformFileInfo* file_info, |
| 251 FilePath* platform_path, | 251 base::FilePath* platform_path, |
| 252 SnapshotFilePolicy* policy) { | 252 SnapshotFilePolicy* policy) { |
| 253 DCHECK(policy); | 253 DCHECK(policy); |
| 254 DCHECK(file_info); | 254 DCHECK(file_info); |
| 255 // We're just returning the local file information. | 255 // We're just returning the local file information. |
| 256 *policy = kSnapshotFileLocal; | 256 *policy = kSnapshotFileLocal; |
| 257 base::PlatformFileError error = | 257 base::PlatformFileError error = |
| 258 GetFileInfo(context, url, file_info, platform_path); | 258 GetFileInfo(context, url, file_info, platform_path); |
| 259 if (error == base::PLATFORM_FILE_OK && file_info->is_directory) | 259 if (error == base::PLATFORM_FILE_OK && file_info->is_directory) |
| 260 return base::PLATFORM_FILE_ERROR_NOT_A_FILE; | 260 return base::PLATFORM_FILE_ERROR_NOT_A_FILE; |
| 261 return error; | 261 return error; |
| 262 } | 262 } |
| 263 | 263 |
| 264 } // namespace fileapi | 264 } // namespace fileapi |
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