Move Media Galleries FileAPI code out of webkit.

webkit/fileapi/media/native_media_file_util.cc

Index: webkit/fileapi/media/native_media_file_util.cc
diff --git a/webkit/fileapi/media/native_media_file_util.cc b/webkit/fileapi/media/native_media_file_util.cc
deleted file mode 100644
index fa5087d6712595036f6d345a96e84aab694164bb..0000000000000000000000000000000000000000
--- a/webkit/fileapi/media/native_media_file_util.cc
+++ /dev/null
@@ -1,226 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "webkit/fileapi/media/native_media_file_util.h"
-
-#include "webkit/fileapi/file_system_operation_context.h"
-#include "webkit/fileapi/media/filtering_file_enumerator.h"
-#include "webkit/fileapi/media/media_file_system_mount_point_provider.h"
-#include "webkit/fileapi/media/media_path_filter.h"
-#include "webkit/fileapi/native_file_util.h"
-
-using base::PlatformFile;
-using base::PlatformFileError;
-using base::PlatformFileInfo;
-
-namespace fileapi {
-
-namespace {
-
-MediaPathFilter* GetMediaPathFilter(FileSystemOperationContext* context) {
-  return context->GetUserValue<MediaPathFilter*>(
-          MediaFileSystemMountPointProvider::kMediaPathFilterKey);
-}
-
-}  // namespace
-
-NativeMediaFileUtil::NativeMediaFileUtil() {
-}
-
-PlatformFileError NativeMediaFileUtil::CreateOrOpen(
-    FileSystemOperationContext* context,
-    const FileSystemURL& url,
-    int file_flags,
-    PlatformFile* file_handle,
-    bool* created) {
-  // Only called by NaCl, which should not have access to media file systems.
-  return base::PLATFORM_FILE_ERROR_SECURITY;
-}
-
-PlatformFileError NativeMediaFileUtil::EnsureFileExists(
-    FileSystemOperationContext* context,
-    const FileSystemURL& url, bool* created) {
-  base::FilePath file_path;
-  PlatformFileError error = GetFilteredLocalFilePath(context, url, &file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  return NativeFileUtil::EnsureFileExists(file_path, created);
-}
-
-scoped_ptr<FileSystemFileUtil::AbstractFileEnumerator>
-NativeMediaFileUtil::CreateFileEnumerator(
-    FileSystemOperationContext* context,
-    const FileSystemURL& root_url) {
-  DCHECK(context);
-  return make_scoped_ptr(new FilteringFileEnumerator(
-      IsolatedFileUtil::CreateFileEnumerator(context, root_url),
-      GetMediaPathFilter(context)))
-      .PassAs<FileSystemFileUtil::AbstractFileEnumerator>();
-}
-
-PlatformFileError NativeMediaFileUtil::Touch(
-    FileSystemOperationContext* context,
-    const FileSystemURL& url,
-    const base::Time& last_access_time,
-    const base::Time& last_modified_time) {
-  base::FilePath file_path;
-  PlatformFileError error = GetFilteredLocalFilePathForExistingFileOrDirectory(
-      context,
-      url,
-      // Touch fails for non-existent paths and filtered paths.
-      base::PLATFORM_FILE_ERROR_FAILED,
-      &file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  return NativeFileUtil::Touch(file_path, last_access_time, last_modified_time);
-}
-
-PlatformFileError NativeMediaFileUtil::Truncate(
-    FileSystemOperationContext* context,
-    const FileSystemURL& url,
-    int64 length) {
-  base::FilePath file_path;
-  PlatformFileError error = GetFilteredLocalFilePathForExistingFileOrDirectory(
-      context,
-      url,
-      // Cannot truncate paths that do not exist, or are filtered.
-      base::PLATFORM_FILE_ERROR_NOT_FOUND,
-      &file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  return NativeFileUtil::Truncate(file_path, length);
-}
-
-PlatformFileError NativeMediaFileUtil::CopyOrMoveFile(
-    FileSystemOperationContext* context,
-    const FileSystemURL& src_url,
-    const FileSystemURL& dest_url,
-    bool copy) {
-  base::FilePath src_file_path;
-  PlatformFileError error =
-      GetFilteredLocalFilePathForExistingFileOrDirectory(
-          context, src_url,
-          base::PLATFORM_FILE_ERROR_NOT_FOUND,
-          &src_file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  if (NativeFileUtil::DirectoryExists(src_file_path))
-    return base::PLATFORM_FILE_ERROR_NOT_A_FILE;
-
-  base::FilePath dest_file_path;
-  error = GetLocalFilePath(context, dest_url, &dest_file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  PlatformFileInfo file_info;
-  error = NativeFileUtil::GetFileInfo(dest_file_path, &file_info);
-  if (error != base::PLATFORM_FILE_OK &&
-      error != base::PLATFORM_FILE_ERROR_NOT_FOUND)
-    return error;
-  if (error == base::PLATFORM_FILE_OK && file_info.is_directory)
-    return base::PLATFORM_FILE_ERROR_INVALID_OPERATION;
-  if (!GetMediaPathFilter(context)->Match(dest_file_path))
-    return base::PLATFORM_FILE_ERROR_SECURITY;
-
-  return NativeFileUtil::CopyOrMoveFile(src_file_path, dest_file_path, copy);
-}
-
-PlatformFileError NativeMediaFileUtil::CopyInForeignFile(
-    FileSystemOperationContext* context,
-    const base::FilePath& src_file_path,
-    const FileSystemURL& dest_url) {
-  if (src_file_path.empty())
-    return base::PLATFORM_FILE_ERROR_INVALID_OPERATION;
-
-  base::FilePath dest_file_path;
-  PlatformFileError error =
-      GetFilteredLocalFilePath(context, dest_url, &dest_file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  return NativeFileUtil::CopyOrMoveFile(src_file_path, dest_file_path, true);
-}
-
-PlatformFileError NativeMediaFileUtil::DeleteFile(
-    FileSystemOperationContext* context,
-    const FileSystemURL& url) {
-  base::FilePath file_path;
-  PlatformFileError error = GetLocalFilePath(context, url, &file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  PlatformFileInfo file_info;
-  error = NativeFileUtil::GetFileInfo(file_path, &file_info);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  if (file_info.is_directory)
-    return base::PLATFORM_FILE_ERROR_NOT_A_FILE;
-  if (!GetMediaPathFilter(context)->Match(file_path))
-    return base::PLATFORM_FILE_ERROR_NOT_FOUND;
-  return NativeFileUtil::DeleteFile(file_path);
-}
-
-PlatformFileError NativeMediaFileUtil::GetFileInfo(
-    FileSystemOperationContext* context,
-    const FileSystemURL& url,
-    PlatformFileInfo* file_info,
-    base::FilePath* platform_path) {
-  DCHECK(context);
-  DCHECK(GetMediaPathFilter(context));
-  DCHECK(file_info);
-  DCHECK(platform_path);
-
-  base::PlatformFileError error =
-      IsolatedFileUtil::GetFileInfo(context, url, file_info, platform_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-
-  if (file_info->is_directory ||
-      GetMediaPathFilter(context)->Match(*platform_path)) {
-    return base::PLATFORM_FILE_OK;
-  }
-  return base::PLATFORM_FILE_ERROR_NOT_FOUND;
-}
-
-PlatformFileError NativeMediaFileUtil::GetFilteredLocalFilePath(
-    FileSystemOperationContext* context,
-    const FileSystemURL& file_system_url,
-    base::FilePath* local_file_path) {
-  base::FilePath file_path;
-  PlatformFileError error =
-      IsolatedFileUtil::GetLocalFilePath(context, file_system_url, &file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-  if (!GetMediaPathFilter(context)->Match(file_path))
-    return base::PLATFORM_FILE_ERROR_SECURITY;
-
-  *local_file_path = file_path;
-  return base::PLATFORM_FILE_OK;
-}
-
-PlatformFileError
-NativeMediaFileUtil::GetFilteredLocalFilePathForExistingFileOrDirectory(
-    FileSystemOperationContext* context,
-    const FileSystemURL& file_system_url,
-    PlatformFileError failure_error,
-    base::FilePath* local_file_path) {
-  base::FilePath file_path;
-  PlatformFileError error =
-      GetLocalFilePath(context, file_system_url, &file_path);
-  if (error != base::PLATFORM_FILE_OK)
-    return error;
-
-  if (!file_util::PathExists(file_path))
-    return failure_error;
-  PlatformFileInfo file_info;
-  if (!file_util::GetFileInfo(file_path, &file_info))
-    return base::PLATFORM_FILE_ERROR_FAILED;
-
-  if (!file_info.is_directory &&
-      !GetMediaPathFilter(context)->Match(file_path)) {
-    return failure_error;
-  }
-
-  *local_file_path = file_path;
-  return base::PLATFORM_FILE_OK;
-}
-
-}  // namespace fileapi