clear_data_command.cc revision 731df977c0511bca2206b5f333555b1205ff1f43 
1// Copyright (c) 2010 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/sync/engine/clear_data_command.h"
6
7#include <string>
8
9#include "chrome/browser/sync/engine/syncer.h"
10#include "chrome/browser/sync/engine/syncer_proto_util.h"
11#include "chrome/browser/sync/engine/syncproto.h"
12#include "chrome/browser/sync/sessions/sync_session.h"
13#include "chrome/browser/sync/syncable/directory_manager.h"
14
15using syncable::ScopedDirLookup;
16
17namespace browser_sync {
18
19using sessions::StatusController;
20using sessions::SyncSession;
21using std::string;
22using syncable::FIRST_REAL_MODEL_TYPE;
23using syncable::MODEL_TYPE_COUNT;
24
25
26ClearDataCommand::ClearDataCommand() {}
27ClearDataCommand::~ClearDataCommand() {}
28
29void ClearDataCommand::ExecuteImpl(SyncSession* session) {
30  ClientToServerMessage client_to_server_message;
31  ClientToServerResponse client_to_server_response;
32
33  client_to_server_message.set_share(session->context()->account_name());
34  client_to_server_message.set_message_contents(
35      ClientToServerMessage::CLEAR_DATA);
36
37  client_to_server_message.mutable_clear_user_data();
38
39  ScopedDirLookup dir(session->context()->directory_manager(),
40                      session->context()->account_name());
41  if (!dir.good()) {
42    LOG(ERROR) << "Scoped dir lookup failed!";
43    return;
44  }
45
46  SyncerProtoUtil::AddRequestBirthday(dir, &client_to_server_message);
47
48  VLOG(1) << "Clearing server data";
49
50  bool ok = SyncerProtoUtil::PostClientToServerMessage(
51      client_to_server_message,
52      &client_to_server_response,
53      session);
54
55  DVLOG(1) << SyncerProtoUtil::ClientToServerResponseDebugString(
56      client_to_server_response);
57
58  // Clear pending indicates that the server has received our clear message
59  if (!ok || !client_to_server_response.has_error_code() ||
60      client_to_server_response.error_code() !=
61      sync_pb::ClientToServerResponse::SUCCESS) {
62    // On failure, subsequent requests to the server will cause it to attempt
63    // to resume the clear.  The client will handle disabling of sync in
64    // response to a store birthday error from the server.
65    SyncEngineEvent event(SyncEngineEvent::CLEAR_SERVER_DATA_FAILED);
66    session->context()->NotifyListeners(event);
67
68    LOG(ERROR) << "Error posting ClearData.";
69
70    return;
71  }
72
73  SyncEngineEvent event(SyncEngineEvent::CLEAR_SERVER_DATA_SUCCEEDED);
74  session->context()->NotifyListeners(event);
75
76  session->delegate()->OnShouldStopSyncingPermanently();
77
78  VLOG(1) << "ClearData succeeded.";
79}
80
81}  // namespace browser_sync
82
83