1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/chromeos/file_system_provider/operations/operation.h"
6
7#include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
8#include "extensions/browser/event_router.h"
9
10namespace chromeos {
11namespace file_system_provider {
12namespace operations {
13namespace {
14
15// Default implementation for dispatching an event. Can be replaced for unit
16// tests by Operation::SetDispatchEventImplForTest().
17bool DispatchEventImpl(extensions::EventRouter* event_router,
18                       const std::string& extension_id,
19                       scoped_ptr<extensions::Event> event) {
20  if (!event_router->ExtensionHasEventListener(extension_id, event->event_name))
21    return false;
22
23  event_router->DispatchEventToExtension(extension_id, event.Pass());
24  return true;
25}
26
27}  // namespace
28
29Operation::Operation(extensions::EventRouter* event_router,
30                     const ProvidedFileSystemInfo& file_system_info)
31    : file_system_info_(file_system_info),
32      dispatch_event_impl_(base::Bind(&DispatchEventImpl,
33                                      event_router,
34                                      file_system_info_.extension_id())) {
35}
36
37Operation::~Operation() {
38}
39
40void Operation::SetDispatchEventImplForTesting(
41    const DispatchEventImplCallback& callback) {
42  dispatch_event_impl_ = callback;
43}
44
45bool Operation::SendEvent(int request_id,
46                          const std::string& event_name,
47                          scoped_ptr<base::ListValue> event_args) {
48  return dispatch_event_impl_.Run(
49      make_scoped_ptr(new extensions::Event(event_name, event_args.Pass())));
50}
51
52}  // namespace operations
53}  // namespace file_system_provider
54}  // namespace chromeos
55