#include <string>
-#include "base/callback_helpers.h"
#include "base/file_util.h"
#include "base/task_runner_util.h"
#include "chrome/browser/chromeos/drive/drive.pb.h"
namespace drive {
namespace file_system {
+struct CopyOperation::CopyParams {
+ base::FilePath src_file_path;
+ base::FilePath dest_file_path;
+ bool preserve_last_modified;
+ FileOperationCallback callback;
+ ResourceEntry src_entry;
+ ResourceEntry parent_entry;
+};
+
namespace {
-FileError PrepareCopy(internal::ResourceMetadata* metadata,
- const base::FilePath& src_path,
- const base::FilePath& dest_path,
- ResourceEntry* src_entry,
- std::string* parent_resource_id) {
- FileError error = metadata->GetResourceEntryByPath(src_path, src_entry);
+FileError TryToCopyLocally(internal::ResourceMetadata* metadata,
+ internal::FileCache* cache,
+ CopyOperation::CopyParams* params,
+ std::vector<std::string>* updated_local_ids,
+ bool* directory_changed,
+ bool* should_copy_on_server) {
+ FileError error = metadata->GetResourceEntryByPath(params->src_file_path,
+ ¶ms->src_entry);
if (error != FILE_ERROR_OK)
return error;
- ResourceEntry parent_entry;
- error = metadata->GetResourceEntryByPath(dest_path.DirName(), &parent_entry);
+ error = metadata->GetResourceEntryByPath(params->dest_file_path.DirName(),
+ ¶ms->parent_entry);
if (error != FILE_ERROR_OK)
return error;
- if (!parent_entry.file_info().is_directory())
+ if (!params->parent_entry.file_info().is_directory())
return FILE_ERROR_NOT_A_DIRECTORY;
// Drive File System doesn't support recursive copy.
- if (src_entry->file_info().is_directory())
+ if (params->src_entry.file_info().is_directory())
return FILE_ERROR_NOT_A_FILE;
- *parent_resource_id = parent_entry.resource_id();
- return FILE_ERROR_OK;
-}
+ // Check destination.
+ ResourceEntry dest_entry;
+ error = metadata->GetResourceEntryByPath(params->dest_file_path, &dest_entry);
+ switch (error) {
+ case FILE_ERROR_OK:
+ // File API spec says it is an error to try to "copy a file to a path
+ // occupied by a directory".
+ if (dest_entry.file_info().is_directory())
+ return FILE_ERROR_INVALID_OPERATION;
+
+ // Move the existing entry to the trash.
+ dest_entry.set_parent_local_id(util::kDriveTrashDirLocalId);
+ error = metadata->RefreshEntry(dest_entry);
+ if (error != FILE_ERROR_OK)
+ return error;
+ updated_local_ids->push_back(dest_entry.local_id());
+ *directory_changed = true;
+ break;
+ case FILE_ERROR_NOT_FOUND:
+ break;
+ default:
+ return error;
+ }
+
+ // If the cache file is not present and the entry exists on the server,
+ // server side copy should be used.
+ FileCacheEntry cache_entry;
+ cache->GetCacheEntry(params->src_entry.local_id(), &cache_entry);
+ if (!cache_entry.is_present() && !params->src_entry.resource_id().empty()) {
+ *should_copy_on_server = true;
+ return FILE_ERROR_OK;
+ }
+
+ // Copy locally.
+ ResourceEntry entry;
+ const int64 now = base::Time::Now().ToInternalValue();
+ entry.set_title(params->dest_file_path.BaseName().AsUTF8Unsafe());
+ entry.set_parent_local_id(params->parent_entry.local_id());
+ entry.mutable_file_specific_info()->set_content_mime_type(
+ params->src_entry.file_specific_info().content_mime_type());
+ entry.set_metadata_edit_state(ResourceEntry::DIRTY);
+ entry.mutable_file_info()->set_last_modified(
+ params->preserve_last_modified ?
+ params->src_entry.file_info().last_modified() : now);
+ entry.mutable_file_info()->set_last_accessed(now);
+
+ std::string local_id;
+ error = metadata->AddEntry(entry, &local_id);
+ if (error != FILE_ERROR_OK)
+ return error;
+ updated_local_ids->push_back(local_id);
+ *directory_changed = true;
-int64 GetFileSize(const base::FilePath& file_path) {
- int64 file_size;
- if (!base::GetFileSize(file_path, &file_size))
- return -1;
- return file_size;
+ if (!cache_entry.is_present()) {
+ DCHECK(params->src_entry.resource_id().empty());
+ // Locally created empty file may have no cache file.
+ return FILE_ERROR_OK;
+ }
+
+ base::FilePath cache_file_path;
+ error = cache->GetFile(params->src_entry.local_id(), &cache_file_path);
+ if (error != FILE_ERROR_OK)
+ return error;
+
+ return cache->Store(local_id, std::string(), cache_file_path,
+ internal::FileCache::FILE_OPERATION_COPY);
}
// Stores the copied entry and returns its path.
if (error != FILE_ERROR_OK)
return error;
- error = cache->Store(
- *local_id, entry.file_specific_info().md5(), local_src_path,
- internal::FileCache::FILE_OPERATION_COPY);
- if (error != FILE_ERROR_OK)
- return error;
-
- scoped_ptr<base::ScopedClosureRunner> file_closer;
- error = cache->OpenForWrite(*local_id, &file_closer);
- if (error != FILE_ERROR_OK)
- return error;
-
- return FILE_ERROR_OK;
+ return cache->Store(*local_id, std::string(), local_src_path,
+ internal::FileCache::FILE_OPERATION_COPY);
}
// Gets the file size of the |local_path|, and the ResourceEntry for the parent
} // namespace
-struct CopyOperation::CopyParams {
- base::FilePath dest_file_path;
- bool preserve_last_modified;
- FileOperationCallback callback;
-};
-
CopyOperation::CopyOperation(base::SequencedTaskRunner* blocking_task_runner,
OperationObserver* observer,
JobScheduler* scheduler,
id_canonicalizer_(id_canonicalizer),
create_file_operation_(new CreateFileOperation(blocking_task_runner,
observer,
- scheduler,
- metadata,
- cache)),
+ metadata)),
weak_ptr_factory_(this) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
}
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(!callback.is_null());
- CopyParams params;
- params.dest_file_path = dest_file_path;
- params.preserve_last_modified = preserve_last_modified;
- params.callback = callback;
+ CopyParams* params = new CopyParams;
+ params->src_file_path = src_file_path;
+ params->dest_file_path = dest_file_path;
+ params->preserve_last_modified = preserve_last_modified;
+ params->callback = callback;
- ResourceEntry* src_entry = new ResourceEntry;
- std::string* parent_resource_id = new std::string;
+ std::vector<std::string>* updated_local_ids = new std::vector<std::string>;
+ bool* directory_changed = new bool(false);
+ bool* should_copy_on_server = new bool(false);
base::PostTaskAndReplyWithResult(
blocking_task_runner_.get(),
FROM_HERE,
- base::Bind(&PrepareCopy,
- metadata_, src_file_path, dest_file_path,
- src_entry, parent_resource_id),
- base::Bind(&CopyOperation::CopyAfterPrepare,
- weak_ptr_factory_.GetWeakPtr(), params,
- base::Owned(src_entry), base::Owned(parent_resource_id)));
+ base::Bind(&TryToCopyLocally, metadata_, cache_, params,
+ updated_local_ids, directory_changed, should_copy_on_server),
+ base::Bind(&CopyOperation::CopyAfterTryToCopyLocally,
+ weak_ptr_factory_.GetWeakPtr(), base::Owned(params),
+ base::Owned(updated_local_ids), base::Owned(directory_changed),
+ base::Owned(should_copy_on_server)));
}
-void CopyOperation::CopyAfterPrepare(const CopyParams& params,
- ResourceEntry* src_entry,
- std::string* parent_resource_id,
- FileError error) {
+void CopyOperation::CopyAfterTryToCopyLocally(
+ const CopyParams* params,
+ const std::vector<std::string>* updated_local_ids,
+ const bool* directory_changed,
+ const bool* should_copy_on_server,
+ FileError error) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
- DCHECK(!params.callback.is_null());
+ DCHECK(!params->callback.is_null());
- if (error != FILE_ERROR_OK) {
- params.callback.Run(error);
+ for (size_t i = 0; i < updated_local_ids->size(); ++i)
+ observer_->OnEntryUpdatedByOperation((*updated_local_ids)[i]);
+
+ if (*directory_changed)
+ observer_->OnDirectoryChangedByOperation(params->dest_file_path.DirName());
+
+ if (error != FILE_ERROR_OK || !*should_copy_on_server) {
+ params->callback.Run(error);
return;
}
- base::FilePath new_title = params.dest_file_path.BaseName();
- if (src_entry->file_specific_info().is_hosted_document()) {
+ base::FilePath new_title = params->dest_file_path.BaseName();
+ if (params->src_entry.file_specific_info().is_hosted_document()) {
// Drop the document extension, which should not be in the title.
// TODO(yoshiki): Remove this code with crbug.com/223304.
new_title = new_title.RemoveExtension();
}
base::Time last_modified =
- params.preserve_last_modified ?
- base::Time::FromInternalValue(src_entry->file_info().last_modified()) :
- base::Time();
+ params->preserve_last_modified ?
+ base::Time::FromInternalValue(
+ params->src_entry.file_info().last_modified()) : base::Time();
CopyResourceOnServer(
- src_entry->resource_id(), *parent_resource_id,
- new_title.AsUTF8Unsafe(), last_modified, params.callback);
+ params->src_entry.resource_id(), params->parent_entry.resource_id(),
+ new_title.AsUTF8Unsafe(), last_modified, params->callback);
}
void CopyOperation::TransferFileFromLocalToRemote(
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(!callback.is_null());
- base::PostTaskAndReplyWithResult(
- blocking_task_runner_.get(),
- FROM_HERE,
- base::Bind(&GetFileSize, local_src_path),
- base::Bind(&CopyOperation::ScheduleTransferRegularFileAfterGetFileSize,
- weak_ptr_factory_.GetWeakPtr(),
- local_src_path, remote_dest_path, callback));
-}
-
-void CopyOperation::ScheduleTransferRegularFileAfterGetFileSize(
- const base::FilePath& local_src_path,
- const base::FilePath& remote_dest_path,
- const FileOperationCallback& callback,
- int64 local_file_size) {
- DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
- DCHECK(!callback.is_null());
-
- if (local_file_size < 0) {
- callback.Run(FILE_ERROR_NOT_FOUND);
- return;
- }
-
- // For regular files, check the server-side quota whether sufficient space
- // is available for the file to be uploaded.
- scheduler_->GetAboutResource(
- base::Bind(
- &CopyOperation::ScheduleTransferRegularFileAfterGetAboutResource,
- weak_ptr_factory_.GetWeakPtr(),
- local_src_path, remote_dest_path, callback, local_file_size));
-}
-
-void CopyOperation::ScheduleTransferRegularFileAfterGetAboutResource(
- const base::FilePath& local_src_path,
- const base::FilePath& remote_dest_path,
- const FileOperationCallback& callback,
- int64 local_file_size,
- google_apis::GDataErrorCode status,
- scoped_ptr<google_apis::AboutResource> about_resource) {
- DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
- DCHECK(!callback.is_null());
-
- FileError error = GDataToFileError(status);
- if (error != FILE_ERROR_OK) {
- callback.Run(error);
- return;
- }
-
- DCHECK(about_resource);
- const int64 space =
- about_resource->quota_bytes_total() - about_resource->quota_bytes_used();
- if (space < local_file_size) {
- callback.Run(FILE_ERROR_NO_SERVER_SPACE);
- return;
- }
-
create_file_operation_->CreateFile(
remote_dest_path,
- true, // Exclusive (i.e. fail if a file already exists).
+ false, // Not exclusive (OK even if a file already exists).
std::string(), // no specific mime type; CreateFile should guess it.
base::Bind(&CopyOperation::ScheduleTransferRegularFileAfterCreate,
weak_ptr_factory_.GetWeakPtr(),
metadata_, cache_, local_src_path, remote_dest_path, local_id),
base::Bind(
&CopyOperation::ScheduleTransferRegularFileAfterUpdateLocalState,
- weak_ptr_factory_.GetWeakPtr(), callback, base::Owned(local_id)));
+ weak_ptr_factory_.GetWeakPtr(), callback, remote_dest_path,
+ base::Owned(local_id)));
}
void CopyOperation::ScheduleTransferRegularFileAfterUpdateLocalState(
const FileOperationCallback& callback,
+ const base::FilePath& remote_dest_path,
std::string* local_id,
FileError error) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(!callback.is_null());
- if (error == FILE_ERROR_OK)
+ if (error == FILE_ERROR_OK) {
+ observer_->OnDirectoryChangedByOperation(remote_dest_path.DirName());
observer_->OnEntryUpdatedByOperation(*local_id);
+ }
callback.Run(error);
}