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/offline_enabled_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 14 namespace extensions { 15 16 namespace keys = manifest_keys; 17 OfflineEnabledInfo(bool is_offline_enabled)18OfflineEnabledInfo::OfflineEnabledInfo(bool is_offline_enabled) 19 : offline_enabled(is_offline_enabled) { 20 } 21 ~OfflineEnabledInfo()22OfflineEnabledInfo::~OfflineEnabledInfo() { 23 } 24 25 // static IsOfflineEnabled(const Extension * extension)26bool OfflineEnabledInfo::IsOfflineEnabled(const Extension* extension) { 27 OfflineEnabledInfo* info = static_cast<OfflineEnabledInfo*>( 28 extension->GetManifestData(keys::kOfflineEnabled)); 29 return info ? info->offline_enabled : false; 30 } 31 OfflineEnabledHandler()32OfflineEnabledHandler::OfflineEnabledHandler() { 33 } 34 ~OfflineEnabledHandler()35OfflineEnabledHandler::~OfflineEnabledHandler() { 36 } 37 Parse(Extension * extension,string16 * error)38bool OfflineEnabledHandler::Parse(Extension* extension, string16* error) { 39 if (!extension->manifest()->HasKey(keys::kOfflineEnabled)) { 40 // Only platform apps default to being enabled offline, and we should only 41 // attempt parsing without a key present if it is a platform app. 42 DCHECK(extension->is_platform_app()); 43 extension->SetManifestData(keys::kOfflineEnabled, 44 new OfflineEnabledInfo(true)); 45 return true; 46 } 47 48 bool offline_enabled = false; 49 50 if (!extension->manifest()->GetBoolean(keys::kOfflineEnabled, 51 &offline_enabled)) { 52 *error = ASCIIToUTF16(manifest_errors::kInvalidOfflineEnabled); 53 return false; 54 } 55 56 extension->SetManifestData(keys::kOfflineEnabled, 57 new OfflineEnabledInfo(offline_enabled)); 58 return true; 59 } 60 AlwaysParseForType(Manifest::Type type) const61bool OfflineEnabledHandler::AlwaysParseForType(Manifest::Type type) const { 62 return type == Manifest::TYPE_PLATFORM_APP; 63 } 64 Keys() const65const std::vector<std::string> OfflineEnabledHandler::Keys() const { 66 return SingleKey(keys::kOfflineEnabled); 67 } 68 69 } // namespace extensions 70