1// Copyright (c) 2011 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/extensions/extension_data_deleter.h"
6
7#include "chrome/browser/profiles/profile.h"
8#include "chrome/common/extensions/extension.h"
9#include "content/browser/in_process_webkit/webkit_context.h"
10#include "net/base/cookie_monster.h"
11#include "net/base/net_errors.h"
12#include "net/url_request/url_request_context.h"
13#include "net/url_request/url_request_context_getter.h"
14#include "webkit/database/database_tracker.h"
15#include "webkit/database/database_util.h"
16#include "webkit/fileapi/file_system_context.h"
17
18ExtensionDataDeleter::ExtensionDataDeleter(Profile* profile,
19                                           const GURL& extension_url) {
20  DCHECK(profile);
21  webkit_context_ = profile->GetWebKitContext();
22  database_tracker_ = profile->GetDatabaseTracker();
23  extension_request_context_ = profile->GetRequestContextForExtensions();
24  file_system_context_ = profile->GetFileSystemContext();
25  extension_url_ = extension_url;
26  origin_id_ =
27      webkit_database::DatabaseUtil::GetOriginIdentifier(extension_url_);
28}
29
30ExtensionDataDeleter::~ExtensionDataDeleter() {
31}
32
33void ExtensionDataDeleter::StartDeleting() {
34  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
35
36  BrowserThread::PostTask(
37      BrowserThread::IO, FROM_HERE,
38      NewRunnableMethod(this, &ExtensionDataDeleter::DeleteCookiesOnIOThread));
39
40  BrowserThread::PostTask(
41      BrowserThread::WEBKIT, FROM_HERE,
42      NewRunnableMethod(
43          this, &ExtensionDataDeleter::DeleteLocalStorageOnWebkitThread));
44
45  BrowserThread::PostTask(
46      BrowserThread::WEBKIT, FROM_HERE,
47      NewRunnableMethod(
48          this, &ExtensionDataDeleter::DeleteIndexedDBOnWebkitThread));
49
50  BrowserThread::PostTask(
51      BrowserThread::FILE, FROM_HERE,
52      NewRunnableMethod(
53          this, &ExtensionDataDeleter::DeleteDatabaseOnFileThread));
54
55  BrowserThread::PostTask(
56      BrowserThread::FILE, FROM_HERE,
57      NewRunnableMethod(
58          this, &ExtensionDataDeleter::DeleteFileSystemOnFileThread));
59}
60
61void ExtensionDataDeleter::DeleteCookiesOnIOThread() {
62  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
63  net::CookieMonster* cookie_monster =
64      extension_request_context_->GetURLRequestContext()->cookie_store()->
65      GetCookieMonster();
66  if (cookie_monster)
67    cookie_monster->DeleteAllForHost(extension_url_);
68}
69
70void ExtensionDataDeleter::DeleteDatabaseOnFileThread() {
71  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
72  int rv = database_tracker_->DeleteDataForOrigin(origin_id_, NULL);
73  DCHECK(rv == net::OK || rv == net::ERR_IO_PENDING);
74}
75
76void ExtensionDataDeleter::DeleteLocalStorageOnWebkitThread() {
77  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::WEBKIT));
78  webkit_context_->dom_storage_context()->DeleteLocalStorageForOrigin(
79      origin_id_);
80}
81
82void ExtensionDataDeleter::DeleteIndexedDBOnWebkitThread() {
83  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::WEBKIT));
84  webkit_context_->indexed_db_context()->DeleteIndexedDBForOrigin(origin_id_);
85}
86
87void ExtensionDataDeleter::DeleteFileSystemOnFileThread() {
88  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
89  file_system_context_->DeleteDataForOriginOnFileThread(extension_url_);
90}
91