diff options
Diffstat (limited to 'lib/syncdata.cpp')
| -rw-r--r-- | lib/syncdata.cpp | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/lib/syncdata.cpp b/lib/syncdata.cpp index adcba5cd..232f3694 100644 --- a/lib/syncdata.cpp +++ b/lib/syncdata.cpp @@ -171,13 +171,19 @@ void SyncData::parseJson(const QJsonObject& json, const QString& baseDir) deviceOneTimeKeysCount_); auto rooms = json.value("rooms"_ls).toObject(); - JoinStates::Int ii = 1; // ii is used to make a JoinState value auto totalRooms = 0; auto totalEvents = 0; - for (size_t i = 0; i < JoinStateStrings.size(); ++i, ii <<= 1) { + // The first comparison shortcuts the loop when not all states are there + // in the response (anything except "join" is only occasional, and "join" + // intentionally comes first in the enum). + for (size_t i = 0; + static_cast<int>(i) < rooms.size() && 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(static_cast<size_t>(rs.size())); + roomData.reserve(roomData.size() + static_cast<size_t>(rs.size())); for (auto roomIt = rs.begin(); roomIt != rs.end(); ++roomIt) { auto roomJson = roomIt->isObject() @@ -187,7 +193,7 @@ void SyncData::parseJson(const QJsonObject& json, const QString& baseDir) unresolvedRoomIds.push_back(roomIt.key()); continue; } - roomData.emplace_back(roomIt.key(), JoinState(ii), roomJson); + 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(); |