1// Copyright 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/kiosk_mode_info.h"
6
7#include "base/memory/scoped_ptr.h"
8#include "base/strings/string16.h"
9#include "base/strings/string_util.h"
10#include "base/strings/utf_string_conversions.h"
11#include "base/values.h"
12#include "extensions/common/manifest_constants.h"
13
14namespace extensions {
15
16namespace keys = manifest_keys;
17
18KioskModeInfo::KioskModeInfo(KioskStatus kiosk_status)
19    : kiosk_status(kiosk_status) {
20}
21
22KioskModeInfo::~KioskModeInfo() {
23}
24
25// static
26bool KioskModeInfo::IsKioskEnabled(const Extension* extension) {
27  KioskModeInfo* info = static_cast<KioskModeInfo*>(
28      extension->GetManifestData(keys::kKioskMode));
29  return info ? info->kiosk_status != NONE : false;
30}
31
32// static
33bool KioskModeInfo::IsKioskOnly(const Extension* extension) {
34  KioskModeInfo* info = static_cast<KioskModeInfo*>(
35      extension->GetManifestData(keys::kKioskMode));
36  return info ? info->kiosk_status == ONLY : false;
37}
38
39KioskModeHandler::KioskModeHandler() {
40  supported_keys_.push_back(keys::kKioskEnabled);
41  supported_keys_.push_back(keys::kKioskOnly);
42}
43
44KioskModeHandler::~KioskModeHandler() {
45}
46
47bool KioskModeHandler::Parse(Extension* extension, base::string16* error) {
48  const Manifest* manifest = extension->manifest();
49  DCHECK(manifest->HasKey(keys::kKioskEnabled) ||
50         manifest->HasKey(keys::kKioskOnly));
51
52  bool kiosk_enabled = false;
53  if (manifest->HasKey(keys::kKioskEnabled) &&
54      !manifest->GetBoolean(keys::kKioskEnabled, &kiosk_enabled)) {
55    *error = base::ASCIIToUTF16(manifest_errors::kInvalidKioskEnabled);
56    return false;
57  }
58
59  bool kiosk_only = false;
60  if (manifest->HasKey(keys::kKioskOnly) &&
61      !manifest->GetBoolean(keys::kKioskOnly, &kiosk_only)) {
62    *error = base::ASCIIToUTF16(manifest_errors::kInvalidKioskOnly);
63    return false;
64  }
65
66  if (kiosk_only && !kiosk_enabled) {
67    *error = base::ASCIIToUTF16(
68        manifest_errors::kInvalidKioskOnlyButNotEnabled);
69    return false;
70  }
71
72  // All other use cases should be already filtered out by manifest feature
73  // checks.
74  DCHECK(extension->is_platform_app());
75
76  KioskModeInfo::KioskStatus kiosk_status = KioskModeInfo::NONE;
77  if (kiosk_enabled)
78    kiosk_status = kiosk_only ? KioskModeInfo::ONLY : KioskModeInfo::ENABLED;
79
80  extension->SetManifestData(keys::kKioskMode,
81      new KioskModeInfo(kiosk_status));
82
83  return true;
84}
85
86const std::vector<std::string> KioskModeHandler::Keys() const {
87  return supported_keys_;
88}
89
90}  // namespace extensions
91