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// SPDX-FileCopyrightText: 2018 Kitsune Ral <kitsune-ral@users.sf.net>
// SPDX-License-Identifier: LGPL-2.1-or-later
#include "syncdata.h"
#include "events/eventloader.h"
#include <QtCore/QFile>
#include <QtCore/QFileInfo>
using namespace Quotient;
bool RoomSummary::isEmpty() const
{
return !joinedMemberCount && !invitedMemberCount && !heroes;
}
bool RoomSummary::merge(const RoomSummary& other)
{
// Using bitwise OR to prevent computation shortcut.
return joinedMemberCount.merge(other.joinedMemberCount)
| invitedMemberCount.merge(other.invitedMemberCount)
| heroes.merge(other.heroes);
}
QDebug Quotient::operator<<(QDebug dbg, const RoomSummary& rs)
{
QDebugStateSaver _(dbg);
QStringList sl;
if (rs.joinedMemberCount)
sl << QStringLiteral("joined: %1").arg(*rs.joinedMemberCount);
if (rs.invitedMemberCount)
sl << QStringLiteral("invited: %1").arg(*rs.invitedMemberCount);
if (rs.heroes)
sl << QStringLiteral("heroes: [%1]").arg(rs.heroes->join(','));
dbg.nospace().noquote() << sl.join(QStringLiteral("; "));
return dbg;
}
void JsonObjectConverter<RoomSummary>::dumpTo(QJsonObject& jo,
const RoomSummary& rs)
{
addParam<IfNotEmpty>(jo, QStringLiteral("m.joined_member_count"),
rs.joinedMemberCount);
addParam<IfNotEmpty>(jo, QStringLiteral("m.invited_member_count"),
rs.invitedMemberCount);
addParam<IfNotEmpty>(jo, QStringLiteral("m.heroes"), rs.heroes);
}
void JsonObjectConverter<RoomSummary>::fillFrom(const QJsonObject& jo,
RoomSummary& rs)
{
fromJson(jo["m.joined_member_count"_ls], rs.joinedMemberCount);
fromJson(jo["m.invited_member_count"_ls], rs.invitedMemberCount);
fromJson(jo["m.heroes"_ls], rs.heroes);
}
template <typename EventsArrayT, typename StrT>
inline EventsArrayT load(const QJsonObject& batches, StrT keyName)
{
return fromJson<EventsArrayT>(batches[keyName].toObject().value("events"_ls));
}
SyncRoomData::SyncRoomData(QString roomId_, JoinState joinState,
const QJsonObject& roomJson)
: roomId(std::move(roomId_))
, joinState(joinState)
, summary(fromJson<RoomSummary>(roomJson["summary"_ls]))
, state(load<StateEvents>(roomJson, joinState == JoinState::Invite
? "invite_state"_ls
: "state"_ls))
{
switch (joinState) {
case JoinState::Join:
ephemeral = load<Events>(roomJson, "ephemeral"_ls);
[[fallthrough]];
case JoinState::Leave: {
accountData = load<Events>(roomJson, "account_data"_ls);
timeline = load<RoomEvents>(roomJson, "timeline"_ls);
const auto timelineJson = roomJson.value("timeline"_ls).toObject();
timelineLimited = timelineJson.value("limited"_ls).toBool();
timelinePrevBatch = timelineJson.value("prev_batch"_ls).toString();
break;
}
default: /* nothing on top of state */;
}
const auto unreadJson = roomJson.value(UnreadNotificationsKey).toObject();
fromJson(unreadJson.value(PartiallyReadCountKey), partiallyReadCount);
if (!partiallyReadCount.has_value())
fromJson(unreadJson.value("x-quotient.unread_count"_ls),
partiallyReadCount);
fromJson(roomJson.value(NewUnreadCountKey), unreadCount);
if (!unreadCount.has_value())
fromJson(unreadJson.value("notification_count"_ls), unreadCount);
fromJson(unreadJson.value(HighlightCountKey), highlightCount);
}
QDebug Quotient::operator<<(QDebug dbg, const DevicesList& devicesList)
{
QDebugStateSaver _(dbg);
QStringList sl;
if (!devicesList.changed.isEmpty())
sl << QStringLiteral("changed: %1").arg(devicesList.changed.join(", "));
if (!devicesList.left.isEmpty())
sl << QStringLiteral("left %1").arg(devicesList.left.join(", "));
dbg.nospace().noquote() << sl.join(QStringLiteral("; "));
return dbg;
}
void JsonObjectConverter<DevicesList>::dumpTo(QJsonObject& jo,
const DevicesList& rs)
{
addParam<IfNotEmpty>(jo, QStringLiteral("changed"),
rs.changed);
addParam<IfNotEmpty>(jo, QStringLiteral("left"),
rs.left);
}
void JsonObjectConverter<DevicesList>::fillFrom(const QJsonObject& jo,
DevicesList& rs)
{
fromJson(jo["changed"_ls], rs.changed);
fromJson(jo["left"_ls], rs.left);
}
SyncData::SyncData(const QString& cacheFileName)
{
QFileInfo cacheFileInfo { cacheFileName };
auto json = loadJson(cacheFileName);
auto requiredVersion = MajorCacheVersion;
auto actualVersion =
json.value("cache_version"_ls).toObject().value("major"_ls).toInt();
if (actualVersion == requiredVersion)
parseJson(json, cacheFileInfo.absolutePath() + '/');
else
qCWarning(MAIN) << "Major version of the cache file is" << actualVersion
<< "but" << requiredVersion
<< "is required; discarding the cache";
}
SyncDataList&& SyncData::takeRoomData() { return move(roomData); }
QString SyncData::fileNameForRoom(QString roomId)
{
roomId.replace(':', '_');
return roomId + ".json";
}
Events&& SyncData::takePresenceData() { return std::move(presenceData); }
Events&& SyncData::takeAccountData() { return std::move(accountData); }
Events&& SyncData::takeToDeviceEvents() { return std::move(toDeviceEvents); }
std::pair<int, int> SyncData::cacheVersion()
{
return { MajorCacheVersion, 2 };
}
DevicesList&& SyncData::takeDevicesList() { return std::move(devicesList); }
QJsonObject SyncData::loadJson(const QString& fileName)
{
QFile roomFile { fileName };
if (!roomFile.exists()) {
qCWarning(MAIN) << "No state cache file" << fileName;
return {};
}
if (!roomFile.open(QIODevice::ReadOnly)) {
qCWarning(MAIN) << "Failed to open state cache file"
<< roomFile.fileName();
return {};
}
auto data = roomFile.readAll();
const auto json = data.startsWith('{')
? QJsonDocument::fromJson(data).object()
#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
: QCborValue::fromCbor(data).toJsonValue().toObject()
#else
: QJsonDocument::fromBinaryData(data).object()
#endif
;
if (json.isEmpty()) {
qCWarning(MAIN) << "State cache in" << fileName
<< "is broken or empty, discarding";
}
return json;
}
void SyncData::parseJson(const QJsonObject& json, const QString& baseDir)
{
QElapsedTimer et;
et.start();
nextBatch_ = json.value("next_batch"_ls).toString();
presenceData = load<Events>(json, "presence"_ls);
accountData = load<Events>(json, "account_data"_ls);
toDeviceEvents = load<Events>(json, "to_device"_ls);
fromJson(json.value("device_one_time_keys_count"_ls),
deviceOneTimeKeysCount_);
if(json.contains("device_lists")) {
fromJson(json.value("device_lists"), devicesList);
}
auto rooms = json.value("rooms"_ls).toObject();
auto totalRooms = 0;
auto totalEvents = 0;
for (size_t i = 0; i < JoinStateStrings.size(); ++i) {
// This assumes that MemberState values go over powers of 2: 1,2,4,...
const auto joinState = JoinState(1U << i);
const auto rs = rooms.value(JoinStateStrings[i]).toObject();
// We have a Qt container on the right and an STL one on the left
roomData.reserve(roomData.size() + static_cast<size_t>(rs.size()));
for (auto roomIt = rs.begin(); roomIt != rs.end(); ++roomIt) {
QJsonObject roomJson;
if (!baseDir.isEmpty()) {
// Loading data from the local cache, with room objects saved in
// individual files rather than inline
roomJson = loadJson(baseDir + fileNameForRoom(roomIt.key()));
if (roomJson.isEmpty()) {
unresolvedRoomIds.push_back(roomIt.key());
continue;
}
} else // When loading from /sync response, everything is inline
roomJson = roomIt->toObject();
roomData.emplace_back(roomIt.key(), joinState, roomJson);
const auto& r = roomData.back();
totalEvents += r.state.size() + r.ephemeral.size()
+ r.accountData.size() + r.timeline.size();
}
totalRooms += rs.size();
}
if (!unresolvedRoomIds.empty())
qCWarning(MAIN) << "Unresolved rooms:" << unresolvedRoomIds.join(',');
if (totalRooms > 9 || et.nsecsElapsed() >= profilerMinNsecs())
qCDebug(PROFILER) << "*** SyncData::parseJson(): batch with"
<< totalRooms << "room(s)," << totalEvents
<< "event(s) in" << et;
}
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