mirror of
https://github.com/Nheko-Reborn/nheko.git
synced 2024-11-29 14:18:49 +03:00
Fetch event from db and use string_view where possible
This commit is contained in:
Nicolas Werner
parent
c79205c26a
commit
82eff09062
2 changed files with 58 additions and 29 deletions
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@ -778,7 +778,8 @@ Cache::readReceipts(const QString &event_id, const QString &room_id)
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txn.commit();
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if (res) {
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auto json_response = json::parse(std::string(value.data(), value.size()));
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auto json_response =
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json::parse(std::string_view(value.data(), value.size()));
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auto values = json_response.get<std::map<std::string, uint64_t>>();
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for (const auto &v : values)
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@ -817,8 +818,8 @@ Cache::updateReadReceipt(lmdb::txn &txn, const std::string &room_id, const Recei
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// If an entry for the event id already exists, we would
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// merge the existing receipts with the new ones.
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if (exists) {
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auto json_value =
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json::parse(std::string(prev_value.data(), prev_value.size()));
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auto json_value = json::parse(
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std::string_view(prev_value.data(), prev_value.size()));
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// Retrieve the saved receipts.
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saved_receipts = json_value.get<std::map<std::string, uint64_t>>();
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@ -937,7 +938,7 @@ Cache::saveState(const mtx::responses::Sync &res)
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if (lmdb::dbi_get(txn, roomsDb_, lmdb::val(room.first), data)) {
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try {
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RoomInfo tmp =
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json::parse(std::string(data.data(), data.size()));
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json::parse(std::string_view(data.data(), data.size()));
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updatedInfo.tags = tmp.tags;
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} catch (const json::exception &e) {
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nhlog::db()->warn(
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@ -1129,7 +1130,7 @@ Cache::singleRoomInfo(const std::string &room_id)
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// Check if the room is joined.
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if (lmdb::dbi_get(txn, roomsDb_, lmdb::val(room_id), data)) {
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try {
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RoomInfo tmp = json::parse(std::string(data.data(), data.size()));
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RoomInfo tmp = json::parse(std::string_view(data.data(), data.size()));
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tmp.member_count = getMembersDb(txn, room_id).size(txn);
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tmp.join_rule = getRoomJoinRule(txn, statesdb);
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tmp.guest_access = getRoomGuestAccess(txn, statesdb);
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@ -1164,7 +1165,8 @@ Cache::getRoomInfo(const std::vector<std::string> &rooms)
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// Check if the room is joined.
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if (lmdb::dbi_get(txn, roomsDb_, lmdb::val(room), data)) {
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try {
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RoomInfo tmp = json::parse(std::string(data.data(), data.size()));
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RoomInfo tmp =
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json::parse(std::string_view(data.data(), data.size()));
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tmp.member_count = getMembersDb(txn, room).size(txn);
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tmp.join_rule = getRoomJoinRule(txn, statesdb);
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tmp.guest_access = getRoomGuestAccess(txn, statesdb);
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@ -1180,7 +1182,7 @@ Cache::getRoomInfo(const std::vector<std::string> &rooms)
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if (lmdb::dbi_get(txn, invitesDb_, lmdb::val(room), data)) {
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try {
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RoomInfo tmp =
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json::parse(std::string(data.data(), data.size()));
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json::parse(std::string_view(data.data(), data.size()));
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tmp.member_count = getInviteMembersDb(txn, room).size(txn);
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room_info.emplace(QString::fromStdString(room),
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@ -1272,7 +1274,7 @@ Cache::getTimelineMessages(lmdb::txn &txn, const std::string &room_id, int64_t i
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bool ret;
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while ((ret = cursor.get(indexVal, val, forward ? MDB_NEXT : MDB_LAST)) &&
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counter++ < BATCH_SIZE) {
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auto obj = json::parse(std::string(val.data(), val.size()));
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auto obj = json::parse(std::string_view(val.data(), val.size()));
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if (obj.count("event_id") == 0)
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break;
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@ -1285,10 +1287,14 @@ Cache::getTimelineMessages(lmdb::txn &txn, const std::string &room_id, int64_t i
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mtx::events::collections::TimelineEvent te;
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mtx::events::collections::from_json(
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json::parse(std::string(event.data(), event.size())), te);
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json::parse(std::string_view(event.data(), event.size())), te);
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messages.timeline.events.push_back(std::move(te.data));
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// timeline.prev_batch = obj.at("token").get<std::string>();
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if (forward && messages.timeline.prev_batch.empty() && obj.contains("prev_batch"))
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messages.timeline.prev_batch = obj["prev_batch"];
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else if (!forward && obj.contains("prev_batch"))
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messages.timeline.prev_batch = obj["prev_batch"];
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}
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cursor.close();
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@ -1299,6 +1305,24 @@ Cache::getTimelineMessages(lmdb::txn &txn, const std::string &room_id, int64_t i
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return messages;
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}
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std::optional<mtx::events::collections::TimelineEvent>
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Cache::getEvent(const std::string &room_id, const std::string &event_id)
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{
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auto txn = lmdb::txn::begin(env_, nullptr, MDB_RDONLY);
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auto eventsDb = getEventsDb(txn, room_id);
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lmdb::val event{};
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bool success = lmdb::dbi_get(txn, eventsDb, lmdb::val(event_id), event);
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if (!success)
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return {};
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mtx::events::collections::TimelineEvent te;
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mtx::events::collections::from_json(
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json::parse(std::string_view(event.data(), event.size())), te);
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return te;
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}
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QMap<QString, RoomInfo>
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Cache::roomInfo(bool withInvites)
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{
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@ -1348,7 +1372,7 @@ Cache::getLastEventId(lmdb::txn &txn, const std::string &room_id)
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return {};
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}
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auto obj = json::parse(std::string(val.data(), val.size()));
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auto obj = json::parse(std::string_view(val.data(), val.size()));
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if (obj.count("event_id") == 0)
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return {};
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@ -1373,7 +1397,7 @@ Cache::getLastMessageInfo(lmdb::txn &txn, const std::string &room_id)
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auto cursor = lmdb::cursor::open(txn, orderDb);
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cursor.get(indexVal, val, MDB_LAST);
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while (cursor.get(indexVal, val, MDB_PREV)) {
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auto temp = json::parse(std::string(val.data(), val.size()));
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auto temp = json::parse(std::string_view(val.data(), val.size()));
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if (temp.count("event_id") == 0)
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break;
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@ -1384,7 +1408,7 @@ Cache::getLastMessageInfo(lmdb::txn &txn, const std::string &room_id)
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if (!success)
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continue;
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auto obj = json::parse(std::string(event.data(), event.size()));
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auto obj = json::parse(std::string_view(event.data(), event.size()));
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if (fallbackDesc.event_id.isEmpty() && obj["type"] == "m.room.member" &&
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obj["state_key"] == local_user.toStdString() &&
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@ -1450,7 +1474,7 @@ Cache::getRoomAvatarUrl(lmdb::txn &txn,
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if (res) {
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try {
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StateEvent<Avatar> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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if (!msg.content.url.empty())
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return QString::fromStdString(msg.content.url);
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@ -1500,7 +1524,8 @@ Cache::getRoomName(lmdb::txn &txn, lmdb::dbi &statesdb, lmdb::dbi &membersdb)
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if (res) {
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try {
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StateEvent<Name> msg = json::parse(std::string(event.data(), event.size()));
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StateEvent<Name> msg =
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json::parse(std::string_view(event.data(), event.size()));
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if (!msg.content.name.empty())
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return QString::fromStdString(msg.content.name);
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@ -1515,7 +1540,7 @@ Cache::getRoomName(lmdb::txn &txn, lmdb::dbi &statesdb, lmdb::dbi &membersdb)
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if (res) {
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try {
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StateEvent<CanonicalAlias> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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if (!msg.content.alias.empty())
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return QString::fromStdString(msg.content.alias);
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@ -1578,7 +1603,7 @@ Cache::getRoomJoinRule(lmdb::txn &txn, lmdb::dbi &statesdb)
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if (res) {
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try {
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StateEvent<state::JoinRules> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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return msg.content.join_rule;
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} catch (const json::exception &e) {
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nhlog::db()->warn("failed to parse m.room.join_rule event: {}", e.what());
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@ -1600,7 +1625,7 @@ Cache::getRoomGuestAccess(lmdb::txn &txn, lmdb::dbi &statesdb)
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if (res) {
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try {
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StateEvent<GuestAccess> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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return msg.content.guest_access == AccessState::CanJoin;
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} catch (const json::exception &e) {
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nhlog::db()->warn("failed to parse m.room.guest_access event: {}",
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@ -1623,7 +1648,7 @@ Cache::getRoomTopic(lmdb::txn &txn, lmdb::dbi &statesdb)
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if (res) {
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try {
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StateEvent<Topic> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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if (!msg.content.topic.empty())
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return QString::fromStdString(msg.content.topic);
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@ -1648,7 +1673,7 @@ Cache::getRoomVersion(lmdb::txn &txn, lmdb::dbi &statesdb)
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if (res) {
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try {
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StateEvent<Create> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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if (!msg.content.room_version.empty())
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return QString::fromStdString(msg.content.room_version);
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@ -1674,7 +1699,7 @@ Cache::getInviteRoomName(lmdb::txn &txn, lmdb::dbi &statesdb, lmdb::dbi &members
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if (res) {
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try {
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StrippedEvent<state::Name> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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return QString::fromStdString(msg.content.name);
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} catch (const json::exception &e) {
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nhlog::db()->warn("failed to parse m.room.name event: {}", e.what());
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@ -1716,7 +1741,7 @@ Cache::getInviteRoomAvatarUrl(lmdb::txn &txn, lmdb::dbi &statesdb, lmdb::dbi &me
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if (res) {
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try {
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StrippedEvent<state::Avatar> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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return QString::fromStdString(msg.content.url);
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} catch (const json::exception &e) {
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nhlog::db()->warn("failed to parse m.room.avatar event: {}", e.what());
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@ -1758,7 +1783,7 @@ Cache::getInviteRoomTopic(lmdb::txn &txn, lmdb::dbi &db)
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if (res) {
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try {
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StrippedEvent<Topic> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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return QString::fromStdString(msg.content.topic);
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} catch (const json::exception &e) {
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nhlog::db()->warn("failed to parse m.room.topic event: {}", e.what());
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@ -1789,7 +1814,7 @@ Cache::getRoomAvatar(const std::string &room_id)
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std::string media_url;
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try {
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RoomInfo info = json::parse(std::string(response.data(), response.size()));
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RoomInfo info = json::parse(std::string_view(response.data(), response.size()));
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media_url = std::move(info.avatar_url);
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if (media_url.empty()) {
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@ -2197,7 +2222,7 @@ Cache::deleteOldMessages()
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while (cursor.get(indexVal, val, MDB_NEXT) &&
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message_count-- < MAX_RESTORED_MESSAGES) {
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auto obj = json::parse(std::string(val.data(), val.size()));
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auto obj = json::parse(std::string_view(val.data(), val.size()));
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if (obj.count("event_id") != 0)
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lmdb::dbi_del(
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@ -2239,7 +2264,7 @@ Cache::hasEnoughPowerLevel(const std::vector<mtx::events::EventType> &eventTypes
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if (res) {
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try {
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StateEvent<PowerLevels> msg =
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json::parse(std::string(event.data(), event.size()));
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json::parse(std::string_view(event.data(), event.size()));
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user_level = msg.content.user_level(user_id);
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@ -2354,7 +2379,7 @@ Cache::presenceState(const std::string &user_id)
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if (res) {
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mtx::events::presence::Presence presence =
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json::parse(std::string(presenceVal.data(), presenceVal.size()));
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json::parse(std::string_view(presenceVal.data(), presenceVal.size()));
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state = presence.presence;
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}
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@ -2376,7 +2401,7 @@ Cache::statusMessage(const std::string &user_id)
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if (res) {
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mtx::events::presence::Presence presence =
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json::parse(std::string(presenceVal.data(), presenceVal.size()));
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json::parse(std::string_view(presenceVal.data(), presenceVal.size()));
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status_msg = presence.status_msg;
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}
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@ -259,6 +259,10 @@ private:
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int64_t index = std::numeric_limits<int64_t>::max(),
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bool forward = false);
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std::optional<mtx::events::collections::TimelineEvent> getEvent(
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const std::string &room_id,
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const std::string &event_id);
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//! Remove a room from the cache.
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// void removeLeftRoom(lmdb::txn &txn, const std::string &room_id);
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template<class T>
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