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// 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 "chrome/browser/chromeos/drive/file_system/remove_operation.h"
#include "chrome/browser/chromeos/drive/drive.pb.h"
#include "chrome/browser/chromeos/drive/drive_cache.h"
#include "chrome/browser/chromeos/drive/file_system/operation_observer.h"
#include "chrome/browser/chromeos/drive/file_system_util.h"
#include "chrome/browser/chromeos/drive/job_scheduler.h"
#include "content/public/browser/browser_thread.h"
using content::BrowserThread;
namespace drive {
namespace file_system {
namespace {
void EmptyFileOperationCallback(FileError error) {}
} // namespace
RemoveOperation::RemoveOperation(
JobScheduler* job_scheduler,
DriveCache* cache,
internal::ResourceMetadata* metadata,
OperationObserver* observer)
: job_scheduler_(job_scheduler),
cache_(cache),
metadata_(metadata),
observer_(observer),
weak_ptr_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
}
RemoveOperation::~RemoveOperation() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
}
void RemoveOperation::Remove(
const base::FilePath& file_path,
bool is_recursive,
const FileOperationCallback& callback) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(!callback.is_null());
// Get the edit URL of an entry at |file_path|.
metadata_->GetEntryInfoByPath(
file_path,
base::Bind(
&RemoveOperation::RemoveAfterGetEntryInfo,
weak_ptr_factory_.GetWeakPtr(),
callback));
}
void RemoveOperation::RemoveAfterGetEntryInfo(
const FileOperationCallback& callback,
FileError error,
scoped_ptr<DriveEntryProto> entry_proto) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(!callback.is_null());
if (error != FILE_ERROR_OK) {
callback.Run(error);
return;
}
DCHECK(entry_proto.get());
job_scheduler_->DeleteResource(
entry_proto->resource_id(),
base::Bind(&RemoveOperation::RemoveResourceLocally,
weak_ptr_factory_.GetWeakPtr(),
callback,
entry_proto->resource_id()));
}
void RemoveOperation::RemoveResourceLocally(
const FileOperationCallback& callback,
const std::string& resource_id,
google_apis::GDataErrorCode status) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(!callback.is_null());
FileError error = util::GDataToFileError(status);
if (error != FILE_ERROR_OK) {
callback.Run(error);
return;
}
metadata_->RemoveEntry(resource_id,
base::Bind(&RemoveOperation::NotifyDirectoryChanged,
weak_ptr_factory_.GetWeakPtr(),
callback));
cache_->Remove(resource_id, base::Bind(&EmptyFileOperationCallback));
}
void RemoveOperation::NotifyDirectoryChanged(
const FileOperationCallback& callback,
FileError error,
const base::FilePath& directory_path) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(!callback.is_null());
if (error == FILE_ERROR_OK)
observer_->OnDirectoryChangedByOperation(directory_path);
callback.Run(error);
}
} // namespace file_system
} // namespace drive
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