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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/media/device_media_file_util.h" | 5 #include "webkit/fileapi/media/device_media_file_util.h" |
| 6 | 6 |
| 7 #include "base/file_util.h" | 7 #include "base/file_util.h" |
| 8 #include "base/message_loop_proxy.h" | 8 #include "base/message_loop_proxy.h" |
| 9 #include "webkit/fileapi/file_system_operation_context.h" | 9 #include "webkit/fileapi/file_system_operation_context.h" |
| 10 #include "webkit/fileapi/file_system_url.h" | 10 #include "webkit/fileapi/file_system_url.h" |
| 11 #include "webkit/fileapi/isolated_context.h" | 11 #include "webkit/fileapi/isolated_context.h" |
| 12 #include "webkit/fileapi/media/filtering_file_enumerator.h" | 12 #include "webkit/fileapi/media/filtering_file_enumerator.h" |
| 13 #include "webkit/fileapi/media/media_path_filter.h" | 13 #include "webkit/fileapi/media/media_path_filter.h" |
| 14 #include "webkit/fileapi/media/mtp_device_delegate.h" | 14 #include "webkit/fileapi/media/mtp_device_delegate.h" |
| 15 #include "webkit/fileapi/media/mtp_device_map_service.h" | 15 #include "webkit/fileapi/media/mtp_device_map_service.h" |
| 16 | 16 |
| 17 using base::PlatformFile; | 17 using base::PlatformFile; |
| 18 using base::PlatformFileError; | 18 using base::PlatformFileError; |
| 19 using base::PlatformFileInfo; | 19 using base::PlatformFileInfo; |
| 20 | 20 |
| 21 namespace fileapi { | 21 namespace fileapi { |
| 22 | 22 |
| 23 namespace { | 23 namespace { |
| 24 | 24 |
| 25 const FilePath::CharType kDeviceMediaFileUtilTempDir[] = | 25 const base::FilePath::CharType kDeviceMediaFileUtilTempDir[] = |
| 26 FILE_PATH_LITERAL("DeviceMediaFileSystem"); | 26 FILE_PATH_LITERAL("DeviceMediaFileSystem"); |
| 27 | 27 |
| 28 MTPDeviceDelegate* GetMTPDeviceDelegate(FileSystemOperationContext* context) { | 28 MTPDeviceDelegate* GetMTPDeviceDelegate(FileSystemOperationContext* context) { |
| 29 DCHECK(context->task_runner()->RunsTasksOnCurrentThread()); | 29 DCHECK(context->task_runner()->RunsTasksOnCurrentThread()); |
| 30 return MTPDeviceMapService::GetInstance()->GetMTPDeviceDelegate( | 30 return MTPDeviceMapService::GetInstance()->GetMTPDeviceDelegate( |
| 31 context->mtp_device_delegate_url()); | 31 context->mtp_device_delegate_url()); |
| 32 } | 32 } |
| 33 | 33 |
| 34 } // namespace | 34 } // namespace |
| 35 | 35 |
| 36 DeviceMediaFileUtil::DeviceMediaFileUtil(const FilePath& profile_path) | 36 DeviceMediaFileUtil::DeviceMediaFileUtil(const base::FilePath& profile_path) |
| 37 : profile_path_(profile_path) { | 37 : profile_path_(profile_path) { |
| 38 } | 38 } |
| 39 | 39 |
| 40 PlatformFileError DeviceMediaFileUtil::CreateOrOpen( | 40 PlatformFileError DeviceMediaFileUtil::CreateOrOpen( |
| 41 FileSystemOperationContext* context, | 41 FileSystemOperationContext* context, |
| 42 const FileSystemURL& url, int file_flags, | 42 const FileSystemURL& url, int file_flags, |
| 43 PlatformFile* file_handle, bool* created) { | 43 PlatformFile* file_handle, bool* created) { |
| 44 return base::PLATFORM_FILE_ERROR_SECURITY; | 44 return base::PLATFORM_FILE_ERROR_SECURITY; |
| 45 } | 45 } |
| 46 | 46 |
| (...skipping 16 matching lines...) Expand all Loading... |
| 63 const FileSystemURL& url, | 63 const FileSystemURL& url, |
| 64 bool exclusive, | 64 bool exclusive, |
| 65 bool recursive) { | 65 bool recursive) { |
| 66 return base::PLATFORM_FILE_ERROR_SECURITY; | 66 return base::PLATFORM_FILE_ERROR_SECURITY; |
| 67 } | 67 } |
| 68 | 68 |
| 69 PlatformFileError DeviceMediaFileUtil::GetFileInfo( | 69 PlatformFileError DeviceMediaFileUtil::GetFileInfo( |
| 70 FileSystemOperationContext* context, | 70 FileSystemOperationContext* context, |
| 71 const FileSystemURL& url, | 71 const FileSystemURL& url, |
| 72 PlatformFileInfo* file_info, | 72 PlatformFileInfo* file_info, |
| 73 FilePath* platform_path) { | 73 base::FilePath* platform_path) { |
| 74 MTPDeviceDelegate* delegate = GetMTPDeviceDelegate(context); | 74 MTPDeviceDelegate* delegate = GetMTPDeviceDelegate(context); |
| 75 if (!delegate) | 75 if (!delegate) |
| 76 return base::PLATFORM_FILE_ERROR_NOT_FOUND; | 76 return base::PLATFORM_FILE_ERROR_NOT_FOUND; |
| 77 | 77 |
| 78 PlatformFileError error = delegate->GetFileInfo(url.path(), file_info); | 78 PlatformFileError error = delegate->GetFileInfo(url.path(), file_info); |
| 79 if (error != base::PLATFORM_FILE_OK) | 79 if (error != base::PLATFORM_FILE_OK) |
| 80 return error; | 80 return error; |
| 81 | 81 |
| 82 if (file_info->is_directory || | 82 if (file_info->is_directory || |
| 83 context->media_path_filter()->Match(url.path())) | 83 context->media_path_filter()->Match(url.path())) |
| (...skipping 13 matching lines...) Expand all Loading... |
| 97 } | 97 } |
| 98 return scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator>( | 98 return scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator>( |
| 99 new FilteringFileEnumerator( | 99 new FilteringFileEnumerator( |
| 100 delegate->CreateFileEnumerator(url.path(), recursive), | 100 delegate->CreateFileEnumerator(url.path(), recursive), |
| 101 context->media_path_filter())); | 101 context->media_path_filter())); |
| 102 } | 102 } |
| 103 | 103 |
| 104 PlatformFileError DeviceMediaFileUtil::GetLocalFilePath( | 104 PlatformFileError DeviceMediaFileUtil::GetLocalFilePath( |
| 105 FileSystemOperationContext* context, | 105 FileSystemOperationContext* context, |
| 106 const FileSystemURL& file_system_url, | 106 const FileSystemURL& file_system_url, |
| 107 FilePath* local_file_path) { | 107 base::FilePath* local_file_path) { |
| 108 return base::PLATFORM_FILE_ERROR_SECURITY; | 108 return base::PLATFORM_FILE_ERROR_SECURITY; |
| 109 } | 109 } |
| 110 | 110 |
| 111 PlatformFileError DeviceMediaFileUtil::Touch( | 111 PlatformFileError DeviceMediaFileUtil::Touch( |
| 112 FileSystemOperationContext* context, | 112 FileSystemOperationContext* context, |
| 113 const FileSystemURL& url, | 113 const FileSystemURL& url, |
| 114 const base::Time& last_access_time, | 114 const base::Time& last_access_time, |
| 115 const base::Time& last_modified_time) { | 115 const base::Time& last_modified_time) { |
| 116 return base::PLATFORM_FILE_ERROR_FAILED; | 116 return base::PLATFORM_FILE_ERROR_FAILED; |
| 117 } | 117 } |
| 118 | 118 |
| 119 PlatformFileError DeviceMediaFileUtil::Truncate( | 119 PlatformFileError DeviceMediaFileUtil::Truncate( |
| 120 FileSystemOperationContext* context, | 120 FileSystemOperationContext* context, |
| 121 const FileSystemURL& url, | 121 const FileSystemURL& url, |
| 122 int64 length) { | 122 int64 length) { |
| 123 return base::PLATFORM_FILE_ERROR_FAILED; | 123 return base::PLATFORM_FILE_ERROR_FAILED; |
| 124 } | 124 } |
| 125 | 125 |
| 126 PlatformFileError DeviceMediaFileUtil::CopyOrMoveFile( | 126 PlatformFileError DeviceMediaFileUtil::CopyOrMoveFile( |
| 127 FileSystemOperationContext* context, | 127 FileSystemOperationContext* context, |
| 128 const FileSystemURL& src_url, | 128 const FileSystemURL& src_url, |
| 129 const FileSystemURL& dest_url, | 129 const FileSystemURL& dest_url, |
| 130 bool copy) { | 130 bool copy) { |
| 131 return base::PLATFORM_FILE_ERROR_SECURITY; | 131 return base::PLATFORM_FILE_ERROR_SECURITY; |
| 132 } | 132 } |
| 133 | 133 |
| 134 PlatformFileError DeviceMediaFileUtil::CopyInForeignFile( | 134 PlatformFileError DeviceMediaFileUtil::CopyInForeignFile( |
| 135 FileSystemOperationContext* context, | 135 FileSystemOperationContext* context, |
| 136 const FilePath& src_file_path, | 136 const base::FilePath& src_file_path, |
| 137 const FileSystemURL& dest_url) { | 137 const FileSystemURL& dest_url) { |
| 138 return base::PLATFORM_FILE_ERROR_SECURITY; | 138 return base::PLATFORM_FILE_ERROR_SECURITY; |
| 139 } | 139 } |
| 140 | 140 |
| 141 PlatformFileError DeviceMediaFileUtil::DeleteFile( | 141 PlatformFileError DeviceMediaFileUtil::DeleteFile( |
| 142 FileSystemOperationContext* context, | 142 FileSystemOperationContext* context, |
| 143 const FileSystemURL& url) { | 143 const FileSystemURL& url) { |
| 144 return base::PLATFORM_FILE_ERROR_SECURITY; | 144 return base::PLATFORM_FILE_ERROR_SECURITY; |
| 145 } | 145 } |
| 146 | 146 |
| 147 PlatformFileError DeviceMediaFileUtil::DeleteDirectory( | 147 PlatformFileError DeviceMediaFileUtil::DeleteDirectory( |
| 148 FileSystemOperationContext* context, | 148 FileSystemOperationContext* context, |
| 149 const FileSystemURL& url) { | 149 const FileSystemURL& url) { |
| 150 return base::PLATFORM_FILE_ERROR_SECURITY; | 150 return base::PLATFORM_FILE_ERROR_SECURITY; |
| 151 } | 151 } |
| 152 | 152 |
| 153 base::PlatformFileError DeviceMediaFileUtil::CreateSnapshotFile( | 153 base::PlatformFileError DeviceMediaFileUtil::CreateSnapshotFile( |
| 154 FileSystemOperationContext* context, | 154 FileSystemOperationContext* context, |
| 155 const FileSystemURL& url, | 155 const FileSystemURL& url, |
| 156 base::PlatformFileInfo* file_info, | 156 base::PlatformFileInfo* file_info, |
| 157 FilePath* local_path, | 157 base::FilePath* local_path, |
| 158 SnapshotFilePolicy* snapshot_policy) { | 158 SnapshotFilePolicy* snapshot_policy) { |
| 159 DCHECK(file_info); | 159 DCHECK(file_info); |
| 160 DCHECK(local_path); | 160 DCHECK(local_path); |
| 161 DCHECK(snapshot_policy); | 161 DCHECK(snapshot_policy); |
| 162 // We return a temporary file as a snapshot. | 162 // We return a temporary file as a snapshot. |
| 163 *snapshot_policy = kSnapshotFileTemporary; | 163 *snapshot_policy = kSnapshotFileTemporary; |
| 164 | 164 |
| 165 MTPDeviceDelegate* delegate = GetMTPDeviceDelegate(context); | 165 MTPDeviceDelegate* delegate = GetMTPDeviceDelegate(context); |
| 166 if (!delegate) | 166 if (!delegate) |
| 167 return base::PLATFORM_FILE_ERROR_NOT_FOUND; | 167 return base::PLATFORM_FILE_ERROR_NOT_FOUND; |
| 168 | 168 |
| 169 // Create a temp file in "profile_path_/kDeviceMediaFileUtilTempDir". | 169 // Create a temp file in "profile_path_/kDeviceMediaFileUtilTempDir". |
| 170 FilePath isolated_media_file_system_dir_path = | 170 base::FilePath isolated_media_file_system_dir_path = |
| 171 profile_path_.Append(kDeviceMediaFileUtilTempDir); | 171 profile_path_.Append(kDeviceMediaFileUtilTempDir); |
| 172 bool dir_exists = file_util::DirectoryExists( | 172 bool dir_exists = file_util::DirectoryExists( |
| 173 isolated_media_file_system_dir_path); | 173 isolated_media_file_system_dir_path); |
| 174 if (!dir_exists && | 174 if (!dir_exists && |
| 175 !file_util::CreateDirectory(isolated_media_file_system_dir_path)) { | 175 !file_util::CreateDirectory(isolated_media_file_system_dir_path)) { |
| 176 LOG(WARNING) << "Could not create a directory for media snapshot file " | 176 LOG(WARNING) << "Could not create a directory for media snapshot file " |
| 177 << isolated_media_file_system_dir_path.value(); | 177 << isolated_media_file_system_dir_path.value(); |
| 178 return base::PLATFORM_FILE_ERROR_FAILED; | 178 return base::PLATFORM_FILE_ERROR_FAILED; |
| 179 } | 179 } |
| 180 | 180 |
| 181 bool file_created = file_util::CreateTemporaryFileInDir( | 181 bool file_created = file_util::CreateTemporaryFileInDir( |
| 182 isolated_media_file_system_dir_path, local_path); | 182 isolated_media_file_system_dir_path, local_path); |
| 183 if (!file_created) { | 183 if (!file_created) { |
| 184 LOG(WARNING) << "Could not create a temporary file for media snapshot in " | 184 LOG(WARNING) << "Could not create a temporary file for media snapshot in " |
| 185 << isolated_media_file_system_dir_path.value(); | 185 << isolated_media_file_system_dir_path.value(); |
| 186 return base::PLATFORM_FILE_ERROR_FAILED; | 186 return base::PLATFORM_FILE_ERROR_FAILED; |
| 187 } | 187 } |
| 188 return delegate->CreateSnapshotFile(url.path(), *local_path, file_info); | 188 return delegate->CreateSnapshotFile(url.path(), *local_path, file_info); |
| 189 } | 189 } |
| 190 | 190 |
| 191 } // namespace fileapi | 191 } // namespace fileapi |
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