1// Copyright (c) 2013 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 "extensions/common/manifest_handlers/incognito_info.h"
6
7#include "base/memory/scoped_ptr.h"
8#include "base/strings/utf_string_conversions.h"
9#include "base/values.h"
10#include "extensions/common/extension.h"
11#include "extensions/common/manifest_constants.h"
12
13namespace extensions {
14
15namespace keys = manifest_keys;
16
17IncognitoInfo::IncognitoInfo(bool incognito_split_mode)
18    : split_mode(incognito_split_mode) {
19}
20
21IncognitoInfo::~IncognitoInfo() {
22}
23
24// static
25bool IncognitoInfo::IsSplitMode(const Extension* extension) {
26  IncognitoInfo* info = static_cast<IncognitoInfo*>(
27      extension->GetManifestData(keys::kIncognito));
28  return info ? info->split_mode : false;
29}
30
31IncognitoHandler::IncognitoHandler() {
32}
33
34IncognitoHandler::~IncognitoHandler() {
35}
36
37bool IncognitoHandler::Parse(Extension* extension, base::string16* error) {
38  if (!extension->manifest()->HasKey(keys::kIncognito)) {
39    // Extensions and Chrome apps default to spanning mode.
40    // Hosted and legacy packaged apps default to split mode.
41    extension->SetManifestData(
42        keys::kIncognito,
43        new IncognitoInfo(extension->is_hosted_app() ||
44                          extension->is_legacy_packaged_app()));
45    return true;
46  }
47
48  bool split_mode = false;
49  std::string incognito_string;
50  if (!extension->manifest()->GetString(keys::kIncognito, &incognito_string)) {
51    *error = base::ASCIIToUTF16(manifest_errors::kInvalidIncognitoBehavior);
52    return false;
53  }
54
55  if (incognito_string == manifest_values::kIncognitoSplit)
56    split_mode = true;
57  else if (incognito_string != manifest_values::kIncognitoSpanning) {
58    // If incognito_string == kIncognitoSpanning, it is valid and
59    // split_mode remains false.
60    *error = base::ASCIIToUTF16(manifest_errors::kInvalidIncognitoBehavior);
61    return false;
62  }
63
64  extension->SetManifestData(keys::kIncognito, new IncognitoInfo(split_mode));
65  return true;
66}
67
68bool IncognitoHandler::AlwaysParseForType(Manifest::Type type) const {
69  return true;
70}
71
72const std::vector<std::string> IncognitoHandler::Keys() const {
73  return SingleKey(keys::kIncognito);
74}
75
76}  // namespace extensions
77