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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/extension_sync_data.h"
#include "base/logging.h"
#include "base/metrics/histogram_macros.h"
#include "base/strings/stringprintf.h"
#include "chrome/browser/extensions/app_sync_data.h"
#include "chrome/browser/extensions/extension_service.h"
#include "components/crx_file/id_util.h"
#include "extensions/common/extension.h"
#include "extensions/common/manifest_url_handlers.h"
#include "sync/api/sync_data.h"
#include "sync/protocol/extension_specifics.pb.h"
#include "sync/protocol/sync.pb.h"
namespace extensions {
namespace {
std::string GetExtensionSpecificsLogMessage(
const sync_pb::ExtensionSpecifics& specifics) {
return base::StringPrintf("id: %s\nversion: %s\nupdate_url: %s",
specifics.id().c_str(),
specifics.version().c_str(),
specifics.update_url().c_str());
}
enum BadSyncDataReason {
// Invalid extension ID.
BAD_EXTENSION_ID,
// Invalid version.
BAD_VERSION,
// Invalid update URL.
BAD_UPDATE_URL,
// No ExtensionSpecifics in the EntitySpecifics.
NO_EXTENSION_SPECIFICS,
// Must be at the end.
NUM_BAD_SYNC_DATA_REASONS
};
void RecordBadSyncData(BadSyncDataReason reason) {
UMA_HISTOGRAM_ENUMERATION("Extensions.BadSyncDataReason", reason,
NUM_BAD_SYNC_DATA_REASONS);
}
} // namespace
ExtensionSyncData::ExtensionSyncData()
: uninstalled_(false),
enabled_(false),
incognito_enabled_(false),
remote_install_(false),
all_urls_enabled_(BOOLEAN_UNSET),
installed_by_custodian_(false) {
}
ExtensionSyncData::ExtensionSyncData(const Extension& extension,
bool enabled,
bool incognito_enabled,
bool remote_install,
OptionalBoolean all_urls_enabled)
: id_(extension.id()),
uninstalled_(false),
enabled_(enabled),
incognito_enabled_(incognito_enabled),
remote_install_(remote_install),
all_urls_enabled_(all_urls_enabled),
installed_by_custodian_(extension.was_installed_by_custodian()),
version_(extension.from_bookmark() ? base::Version("0")
: *extension.version()),
update_url_(ManifestURL::GetUpdateURL(&extension)),
name_(extension.non_localized_name()) {
}
ExtensionSyncData::~ExtensionSyncData() {}
// static
scoped_ptr<ExtensionSyncData> ExtensionSyncData::CreateFromSyncData(
const syncer::SyncData& sync_data) {
scoped_ptr<ExtensionSyncData> data(new ExtensionSyncData);
if (data->PopulateFromSyncData(sync_data))
return data.Pass();
return scoped_ptr<ExtensionSyncData>();
}
// static
scoped_ptr<ExtensionSyncData> ExtensionSyncData::CreateFromSyncChange(
const syncer::SyncChange& sync_change) {
scoped_ptr<ExtensionSyncData> data(
CreateFromSyncData(sync_change.sync_data()));
if (!data.get())
return scoped_ptr<ExtensionSyncData>();
data->set_uninstalled(sync_change.change_type() ==
syncer::SyncChange::ACTION_DELETE);
return data.Pass();
}
syncer::SyncData ExtensionSyncData::GetSyncData() const {
sync_pb::EntitySpecifics specifics;
PopulateExtensionSpecifics(specifics.mutable_extension());
return syncer::SyncData::CreateLocalData(id_, name_, specifics);
}
syncer::SyncChange ExtensionSyncData::GetSyncChange(
syncer::SyncChange::SyncChangeType change_type) const {
return syncer::SyncChange(FROM_HERE, change_type, GetSyncData());
}
void ExtensionSyncData::PopulateExtensionSpecifics(
sync_pb::ExtensionSpecifics* specifics) const {
DCHECK(crx_file::id_util::IdIsValid(id_));
specifics->set_id(id_);
specifics->set_update_url(update_url_.spec());
specifics->set_version(version_.GetString());
specifics->set_enabled(enabled_);
specifics->set_incognito_enabled(incognito_enabled_);
specifics->set_remote_install(remote_install_);
if (all_urls_enabled_ != BOOLEAN_UNSET)
specifics->set_all_urls_enabled(all_urls_enabled_ == BOOLEAN_TRUE);
specifics->set_installed_by_custodian(installed_by_custodian_);
specifics->set_name(name_);
}
bool ExtensionSyncData::PopulateFromExtensionSpecifics(
const sync_pb::ExtensionSpecifics& specifics) {
if (!crx_file::id_util::IdIsValid(specifics.id())) {
LOG(ERROR) << "Attempt to sync bad ExtensionSpecifics (bad ID):\n"
<< GetExtensionSpecificsLogMessage(specifics);
RecordBadSyncData(BAD_EXTENSION_ID);
return false;
}
Version specifics_version(specifics.version());
if (!specifics_version.IsValid()) {
LOG(ERROR) << "Attempt to sync bad ExtensionSpecifics (bad version):\n"
<< GetExtensionSpecificsLogMessage(specifics);
RecordBadSyncData(BAD_VERSION);
return false;
}
// The update URL must be either empty or valid.
GURL specifics_update_url(specifics.update_url());
if (!specifics_update_url.is_empty() && !specifics_update_url.is_valid()) {
LOG(ERROR) << "Attempt to sync bad ExtensionSpecifics (bad update URL):\n"
<< GetExtensionSpecificsLogMessage(specifics);
RecordBadSyncData(BAD_UPDATE_URL);
return false;
}
id_ = specifics.id();
update_url_ = specifics_update_url;
version_ = specifics_version;
enabled_ = specifics.enabled();
incognito_enabled_ = specifics.incognito_enabled();
if (specifics.has_all_urls_enabled()) {
all_urls_enabled_ =
specifics.all_urls_enabled() ? BOOLEAN_TRUE : BOOLEAN_FALSE;
} else {
// Set this explicitly (even though it's the default) on the offchance
// that someone is re-using an ExtensionSyncData object.
all_urls_enabled_ = BOOLEAN_UNSET;
}
remote_install_ = specifics.remote_install();
installed_by_custodian_ = specifics.installed_by_custodian();
name_ = specifics.name();
return true;
}
void ExtensionSyncData::set_uninstalled(bool uninstalled) {
uninstalled_ = uninstalled;
}
bool ExtensionSyncData::PopulateFromSyncData(
const syncer::SyncData& sync_data) {
const sync_pb::EntitySpecifics& entity_specifics = sync_data.GetSpecifics();
if (entity_specifics.has_extension())
return PopulateFromExtensionSpecifics(entity_specifics.extension());
LOG(ERROR) << "Attempt to sync bad EntitySpecifics: no extension data.";
RecordBadSyncData(NO_EXTENSION_SPECIFICS);
return false;
}
} // namespace extensions
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