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Delete unused msg db function

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This commit is contained in:
Nicolas Werner 2023-05-06 21:07:21 +02:00
parent 7dd3339477
commit 0a55c8ee17
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GPG key ID: C8D75E610773F2D9
2 changed files with 1 additions and 68 deletions
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57
src/Cache.cpp
View file

@ -45,8 +45,7 @@ static const std::string_view OLM_ACCOUNT_KEY("olm_account");
static const std::string_view CACHE_FORMAT_VERSION_KEY("cache_format_version");
static const std::string_view CURRENT_ONLINE_BACKUP_VERSION("current_online_backup_version");
static constexpr auto MAX_DBS = 32384UL;
static constexpr auto BATCH_SIZE = 100;
static constexpr auto MAX_DBS = 32384UL;
#if Q_PROCESSOR_WORDSIZE >= 5 // 40-bit or more, up to 2^(8*WORDSIZE) words addressable.
static constexpr auto DB_SIZE = 32ULL * 1024ULL * 1024ULL * 1024ULL; // 32 GB
@ -2362,60 +2361,6 @@ Cache::previousBatchToken(const std::string &room_id)
}
}
Cache::Messages
Cache::getTimelineMessages(lmdb::txn &txn, const std::string &room_id, uint64_t index, bool forward)
{
// TODO(nico): Limit the messages returned by this maybe?
auto orderDb = getOrderToMessageDb(txn, room_id);
auto eventsDb = getEventsDb(txn, room_id);
Messages messages{};
std::string_view indexVal, event_id;
auto cursor = lmdb::cursor::open(txn, orderDb);
if (index == std::numeric_limits<uint64_t>::max()) {
if (!cursor.get(indexVal, event_id, forward ? MDB_FIRST : MDB_LAST)) {
messages.end_of_cache = true;
return messages;
}
} else {
if (!cursor.get(indexVal, event_id, MDB_SET)) {
messages.end_of_cache = true;
return messages;
}
}
int counter = 0;
bool ret;
while ((ret = cursor.get(indexVal,
event_id,
counter == 0 ? (forward ? MDB_FIRST : MDB_LAST)
: (forward ? MDB_NEXT : MDB_PREV))) &&
counter++ < BATCH_SIZE) {
std::string_view event;
bool success = eventsDb.get(txn, event_id, event);
if (!success)
continue;
try {
messages.timeline.events.push_back(
nlohmann::json::parse(event).get<mtx::events::collections::TimelineEvents>());
} catch (std::exception &e) {
nhlog::db()->error("Failed to parse message from cache {}", e.what());
continue;
}
}
cursor.close();
// std::reverse(timeline.events.begin(), timeline.events.end());
messages.next_index = lmdb::from_sv<uint64_t>(indexVal);
messages.end_of_cache = !ret;
return messages;
}
std::optional<mtx::events::collections::TimelineEvents>
Cache::getEvent(const std::string &room_id, std::string_view event_id)
{

12
src/Cache_p.h
View file

@ -183,18 +183,6 @@ public:
//! Check if we have sent a desktop notification for the given event id.
bool isNotificationSent(const std::string &event_id);
//! retrieve events in timeline and related functions
struct Messages
{
mtx::responses::Timeline timeline;
uint64_t next_index;
bool end_of_cache = false;
};
Messages getTimelineMessages(lmdb::txn &txn,
const std::string &room_id,
uint64_t index = std::numeric_limits<uint64_t>::max(),
bool forward = false);
std::optional<mtx::events::collections::TimelineEvents>
getEvent(const std::string &room_id, std::string_view event_id);
void storeEvent(const std::string &room_id,