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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 "sync/notifier/invalidation_util.h"
#include <ostream>
#include <sstream>
#include "base/json/json_writer.h"
#include "base/memory/scoped_ptr.h"
#include "base/values.h"
#include "google/cacheinvalidation/include/types.h"
#include "google/cacheinvalidation/types.pb.h"
#include "sync/internal_api/public/base/invalidation.h"
namespace invalidation {
void PrintTo(const invalidation::ObjectId& id, std::ostream* os) {
*os << syncer::ObjectIdToString(id);
}
} // namespace invalidation
namespace syncer {
bool ObjectIdLessThan::operator()(const invalidation::ObjectId& lhs,
const invalidation::ObjectId& rhs) const {
return (lhs.source() < rhs.source()) ||
(lhs.source() == rhs.source() && lhs.name() < rhs.name());
}
bool InvalidationVersionLessThan::operator()(
const Invalidation& a,
const Invalidation& b) const {
DCHECK(a.object_id() == b.object_id())
<< "a: " << ObjectIdToString(a.object_id()) << ", "
<< "b: " << ObjectIdToString(a.object_id());
if (a.is_unknown_version() && !b.is_unknown_version())
return true;
if (!a.is_unknown_version() && b.is_unknown_version())
return false;
if (a.is_unknown_version() && b.is_unknown_version())
return false;
return a.version() < b.version();
}
bool RealModelTypeToObjectId(ModelType model_type,
invalidation::ObjectId* object_id) {
std::string notification_type;
if (!RealModelTypeToNotificationType(model_type, ¬ification_type)) {
return false;
}
object_id->Init(ipc::invalidation::ObjectSource::CHROME_SYNC,
notification_type);
return true;
}
bool ObjectIdToRealModelType(const invalidation::ObjectId& object_id,
ModelType* model_type) {
return NotificationTypeToRealModelType(object_id.name(), model_type);
}
scoped_ptr<base::DictionaryValue> ObjectIdToValue(
const invalidation::ObjectId& object_id) {
scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue());
value->SetInteger("source", object_id.source());
value->SetString("name", object_id.name());
return value.Pass();
}
bool ObjectIdFromValue(const base::DictionaryValue& value,
invalidation::ObjectId* out) {
*out = invalidation::ObjectId();
std::string name;
int source = 0;
if (!value.GetInteger("source", &source) ||
!value.GetString("name", &name)) {
return false;
}
*out = invalidation::ObjectId(source, name);
return true;
}
std::string ObjectIdToString(
const invalidation::ObjectId& object_id) {
scoped_ptr<base::DictionaryValue> value(ObjectIdToValue(object_id));
std::string str;
base::JSONWriter::Write(value.get(), &str);
return str;
}
ObjectIdSet ModelTypeSetToObjectIdSet(ModelTypeSet model_types) {
ObjectIdSet ids;
for (ModelTypeSet::Iterator it = model_types.First(); it.Good(); it.Inc()) {
invalidation::ObjectId model_type_as_id;
if (!RealModelTypeToObjectId(it.Get(), &model_type_as_id)) {
DLOG(WARNING) << "Invalid model type " << it.Get();
continue;
}
ids.insert(model_type_as_id);
}
return ids;
}
ModelTypeSet ObjectIdSetToModelTypeSet(const ObjectIdSet& ids) {
ModelTypeSet model_types;
for (ObjectIdSet::const_iterator it = ids.begin(); it != ids.end(); ++it) {
ModelType model_type;
if (!ObjectIdToRealModelType(*it, &model_type)) {
DLOG(WARNING) << "Invalid object ID " << ObjectIdToString(*it);
continue;
}
model_types.Put(model_type);
}
return model_types;
}
std::string InvalidationToString(
const invalidation::Invalidation& invalidation) {
std::stringstream ss;
ss << "{ ";
ss << "object_id: " << ObjectIdToString(invalidation.object_id()) << ", ";
ss << "version: " << invalidation.version();
ss << " }";
return ss.str();
}
} // namespace syncer
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