extensions/common/manifest_handlers/incognito_info.cc

   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
  13 namespace extensions {
  14
  15 namespace keys = manifest_keys;
  16
  17 IncognitoInfo::IncognitoInfo(Mode mode) : mode(mode) {}
  18
  19 IncognitoInfo::~IncognitoInfo() {
  20 }
  21
  22 // static
  23 bool IncognitoInfo::IsSplitMode(const Extension* extension) {
  24   IncognitoInfo* info = static_cast<IncognitoInfo*>(
  25       extension->GetManifestData(keys::kIncognito));
  26   return info ? info->mode == Mode::SPLIT : false;
  27 }
  28
  29 // static
  30 bool IncognitoInfo::IsIncognitoAllowed(const Extension* extension) {
  31   IncognitoInfo* info =
  32       static_cast<IncognitoInfo*>(extension->GetManifestData(keys::kIncognito));
  33   return info ? info->mode != Mode::NOT_ALLOWED : true;
  34 }
  35
  36 IncognitoHandler::IncognitoHandler() {
  37 }
  38
  39 IncognitoHandler::~IncognitoHandler() {
  40 }
  41
  42 bool IncognitoHandler::Parse(Extension* extension, base::string16* error) {
  43   // Extensions and Chrome apps default to spanning mode.
  44   // Hosted and legacy packaged apps default to split mode.
  45   IncognitoInfo::Mode mode =
  46       extension->is_hosted_app() || extension->is_legacy_packaged_app()
  47           ? IncognitoInfo::Mode::SPLIT
  48           : IncognitoInfo::Mode::SPANNING;
  49   if (!extension->manifest()->HasKey(keys::kIncognito)) {
  50     extension->SetManifestData(keys::kIncognito, new IncognitoInfo(mode));
  51     return true;
  52   }
  53
  54   std::string incognito_string;
  55   if (!extension->manifest()->GetString(keys::kIncognito, &incognito_string)) {
  56     *error = base::ASCIIToUTF16(manifest_errors::kInvalidIncognitoBehavior);
  57     return false;
  58   }
  59
  60   if (incognito_string == manifest_values::kIncognitoSplit) {
  61     mode = IncognitoInfo::Mode::SPLIT;
  62   } else if (incognito_string == manifest_values::kIncognitoSpanning) {
  63     mode = IncognitoInfo::Mode::SPANNING;
  64   } else if (incognito_string == manifest_values::kIncognitoNotAllowed) {
  65     mode = IncognitoInfo::Mode::NOT_ALLOWED;
  66   } else {
  67     *error = base::ASCIIToUTF16(manifest_errors::kInvalidIncognitoBehavior);
  68     return false;
  69   }
  70
  71   extension->SetManifestData(keys::kIncognito, new IncognitoInfo(mode));
  72   return true;
  73 }
  74
  75 bool IncognitoHandler::AlwaysParseForType(Manifest::Type type) const {
  76   return true;
  77 }
  78
  79 const std::vector<std::string> IncognitoHandler::Keys() const {
  80   return SingleKey(keys::kIncognito);
  81 }
  82
  83 }  // namespace extensions