2017-10-30 19:24:20 +00:00
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/*
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This file is part of Telegram Desktop,
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2018-01-03 10:23:14 +00:00
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the official desktop application for the Telegram messaging service.
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2017-10-30 19:24:20 +00:00
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2018-01-03 10:23:14 +00:00
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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2017-10-30 19:24:20 +00:00
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*/
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2017-11-06 07:31:18 +00:00
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#include "data/data_search_controller.h"
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2017-10-30 19:24:20 +00:00
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2019-07-24 11:45:24 +00:00
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#include "main/main_session.h"
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2018-01-04 10:22:53 +00:00
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#include "data/data_session.h"
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2018-01-09 17:08:31 +00:00
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#include "data/data_messages.h"
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2019-01-04 11:09:48 +00:00
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#include "data/data_channel.h"
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2020-02-21 11:51:37 +00:00
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#include "data/data_histories.h"
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2018-01-13 12:45:11 +00:00
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#include "history/history.h"
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2018-01-11 19:33:26 +00:00
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#include "history/history_item.h"
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2019-11-27 08:02:56 +00:00
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#include "apiwrap.h"
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2017-10-30 19:24:20 +00:00
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namespace Api {
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namespace {
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constexpr auto kSharedMediaLimit = 100;
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2019-02-19 06:57:53 +00:00
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constexpr auto kDefaultSearchTimeoutMs = crl::time(200);
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2017-10-30 19:24:20 +00:00
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} // namespace
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2019-07-05 13:38:38 +00:00
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std::optional<MTPmessages_Search> PrepareSearchRequest(
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2017-10-30 19:24:20 +00:00
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not_null<PeerData*> peer,
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Storage::SharedMediaType type,
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const QString &query,
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MsgId messageId,
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2018-01-09 17:08:31 +00:00
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Data::LoadDirection direction) {
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2017-12-28 10:11:50 +00:00
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const auto filter = [&] {
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2017-10-30 19:24:20 +00:00
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using Type = Storage::SharedMediaType;
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switch (type) {
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case Type::Photo:
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return MTP_inputMessagesFilterPhotos();
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case Type::Video:
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return MTP_inputMessagesFilterVideo();
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2017-12-28 10:11:50 +00:00
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case Type::PhotoVideo:
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return MTP_inputMessagesFilterPhotoVideo();
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2017-10-30 19:24:20 +00:00
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case Type::MusicFile:
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return MTP_inputMessagesFilterMusic();
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case Type::File:
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return MTP_inputMessagesFilterDocument();
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case Type::VoiceFile:
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return MTP_inputMessagesFilterVoice();
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case Type::RoundVoiceFile:
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return MTP_inputMessagesFilterRoundVoice();
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case Type::RoundFile:
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return MTP_inputMessagesFilterRoundVideo();
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case Type::GIF:
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return MTP_inputMessagesFilterGif();
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case Type::Link:
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return MTP_inputMessagesFilterUrl();
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case Type::ChatPhoto:
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return MTP_inputMessagesFilterChatPhotos();
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}
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return MTP_inputMessagesFilterEmpty();
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}();
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2019-07-05 13:38:38 +00:00
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if (query.isEmpty() && filter.type() == mtpc_inputMessagesFilterEmpty) {
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return std::nullopt;
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}
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2017-10-30 19:24:20 +00:00
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2017-12-28 10:11:50 +00:00
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const auto minId = 0;
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const auto maxId = 0;
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const auto limit = messageId ? kSharedMediaLimit : 0;
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const auto offsetId = [&] {
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2017-10-30 19:24:20 +00:00
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switch (direction) {
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2018-01-09 17:08:31 +00:00
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case Data::LoadDirection::Before:
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case Data::LoadDirection::Around: return messageId;
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case Data::LoadDirection::After: return messageId + 1;
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2017-10-30 19:24:20 +00:00
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}
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Unexpected("Direction in PrepareSearchRequest");
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}();
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2017-12-28 10:11:50 +00:00
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const auto addOffset = [&] {
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2017-10-30 19:24:20 +00:00
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switch (direction) {
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2018-01-09 17:08:31 +00:00
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case Data::LoadDirection::Before: return 0;
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case Data::LoadDirection::Around: return -limit / 2;
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case Data::LoadDirection::After: return -limit;
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2017-10-30 19:24:20 +00:00
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}
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Unexpected("Direction in PrepareSearchRequest");
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}();
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2018-01-18 11:04:50 +00:00
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const auto hash = int32(0);
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2017-10-30 19:24:20 +00:00
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return MTPmessages_Search(
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MTP_flags(0),
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peer->input,
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MTP_string(query),
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MTP_inputUserEmpty(),
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filter,
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MTP_int(0),
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MTP_int(0),
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MTP_int(offsetId),
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MTP_int(addOffset),
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MTP_int(limit),
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MTP_int(maxId),
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2018-01-18 11:04:50 +00:00
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MTP_int(minId),
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MTP_int(hash));
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2017-10-30 19:24:20 +00:00
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}
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SearchResult ParseSearchResult(
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not_null<PeerData*> peer,
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Storage::SharedMediaType type,
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MsgId messageId,
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2018-01-09 17:08:31 +00:00
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Data::LoadDirection direction,
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2017-10-30 19:24:20 +00:00
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const MTPmessages_Messages &data) {
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auto result = SearchResult();
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2017-11-20 19:54:05 +00:00
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result.noSkipRange = MsgRange{ messageId, messageId };
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auto messages = [&] {
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2017-10-30 19:24:20 +00:00
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switch (data.type()) {
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case mtpc_messages_messages: {
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auto &d = data.c_messages_messages();
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2019-07-05 13:38:38 +00:00
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peer->owner().processUsers(d.vusers());
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peer->owner().processChats(d.vchats());
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result.fullCount = d.vmessages().v.size();
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return &d.vmessages().v;
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2017-10-30 19:24:20 +00:00
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} break;
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case mtpc_messages_messagesSlice: {
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auto &d = data.c_messages_messagesSlice();
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2019-07-05 13:38:38 +00:00
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peer->owner().processUsers(d.vusers());
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peer->owner().processChats(d.vchats());
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result.fullCount = d.vcount().v;
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return &d.vmessages().v;
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2017-10-30 19:24:20 +00:00
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} break;
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case mtpc_messages_channelMessages: {
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auto &d = data.c_messages_channelMessages();
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if (auto channel = peer->asChannel()) {
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2019-07-05 13:38:38 +00:00
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channel->ptsReceived(d.vpts().v);
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2017-10-30 19:24:20 +00:00
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} else {
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2017-12-28 10:11:50 +00:00
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LOG(("API Error: received messages.channelMessages when "
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"no channel was passed! (ParseSearchResult)"));
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2017-10-30 19:24:20 +00:00
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}
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2019-07-05 13:38:38 +00:00
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peer->owner().processUsers(d.vusers());
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peer->owner().processChats(d.vchats());
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result.fullCount = d.vcount().v;
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return &d.vmessages().v;
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2017-10-30 19:24:20 +00:00
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} break;
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2017-11-20 19:54:05 +00:00
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case mtpc_messages_messagesNotModified: {
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2017-12-28 10:11:50 +00:00
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LOG(("API Error: received messages.messagesNotModified! "
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"(ParseSearchResult)"));
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2017-11-20 19:54:05 +00:00
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return (const QVector<MTPMessage>*)nullptr;
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} break;
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2017-10-30 19:24:20 +00:00
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}
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Unexpected("messages.Messages type in ParseSearchResult()");
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}();
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2017-11-20 19:54:05 +00:00
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if (!messages) {
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return result;
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}
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2019-04-25 12:45:15 +00:00
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const auto addType = NewMessageType::Existing;
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2017-11-20 19:54:05 +00:00
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result.messageIds.reserve(messages->size());
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2019-01-03 12:36:01 +00:00
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for (const auto &message : *messages) {
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2019-08-09 19:19:23 +00:00
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const auto item = peer->owner().addNewMessage(
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message,
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MTPDmessage_ClientFlags(),
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addType);
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if (item) {
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const auto itemId = item->id;
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2017-10-30 19:24:20 +00:00
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if ((type == Storage::SharedMediaType::kCount)
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|| item->sharedMediaTypes().test(type)) {
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result.messageIds.push_back(itemId);
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}
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2017-11-23 09:58:12 +00:00
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accumulate_min(result.noSkipRange.from, itemId);
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accumulate_max(result.noSkipRange.till, itemId);
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2017-10-30 19:24:20 +00:00
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}
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}
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if (messageId && result.messageIds.empty()) {
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result.noSkipRange = [&]() -> MsgRange {
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switch (direction) {
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2018-01-09 17:08:31 +00:00
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case Data::LoadDirection::Before: // All old loaded.
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2017-10-30 19:24:20 +00:00
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return { 0, result.noSkipRange.till };
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2018-01-09 17:08:31 +00:00
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case Data::LoadDirection::Around: // All loaded.
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2017-10-30 19:24:20 +00:00
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return { 0, ServerMaxMsgId };
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2018-01-09 17:08:31 +00:00
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case Data::LoadDirection::After: // All new loaded.
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2017-10-30 19:24:20 +00:00
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return { result.noSkipRange.from, ServerMaxMsgId };
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}
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Unexpected("Direction in ParseSearchResult");
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}();
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}
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return result;
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}
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2017-10-31 07:03:18 +00:00
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SearchController::CacheEntry::CacheEntry(const Query &query)
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2019-01-18 12:27:37 +00:00
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: peerData(Auth().data().peer(query.peerId))
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2017-10-31 07:03:18 +00:00
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, migratedData(query.migratedPeerId
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2019-01-18 12:27:37 +00:00
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? base::make_optional(Data(Auth().data().peer(query.migratedPeerId)))
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2018-09-21 16:28:46 +00:00
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: std::nullopt) {
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2017-10-30 19:24:20 +00:00
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}
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2019-11-27 08:02:56 +00:00
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SearchController::SearchController(not_null<Main::Session*> session)
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2020-02-21 11:51:37 +00:00
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: _session(session)
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, _api(session->api().instance()) {
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2019-11-27 08:02:56 +00:00
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}
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2017-10-31 07:03:18 +00:00
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bool SearchController::hasInCache(const Query &query) const {
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return query.query.isEmpty() || _cache.contains(query);
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}
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void SearchController::setQuery(const Query &query) {
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if (query.query.isEmpty()) {
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_cache.clear();
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_current = _cache.end();
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} else {
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_current = _cache.find(query);
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}
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if (_current == _cache.end()) {
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_current = _cache.emplace(
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query,
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std::make_unique<CacheEntry>(query)).first;
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}
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}
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rpl::producer<SparseIdsMergedSlice> SearchController::idsSlice(
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2017-10-30 19:24:20 +00:00
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SparseIdsMergedSlice::UniversalMsgId aroundId,
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int limitBefore,
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int limitAfter) {
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2017-10-31 07:03:18 +00:00
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Expects(_current != _cache.cend());
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auto query = (const Query&)_current->first;
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auto createSimpleViewer = [=](
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2017-10-30 19:24:20 +00:00
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PeerId peerId,
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SparseIdsSlice::Key simpleKey,
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int limitBefore,
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int limitAfter) {
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return simpleIdsSlice(
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peerId,
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simpleKey,
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2017-10-31 07:03:18 +00:00
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query,
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limitBefore,
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limitAfter);
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};
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return SparseIdsMergedSlice::CreateViewer(
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SparseIdsMergedSlice::Key(
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2017-10-31 07:03:18 +00:00
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query.peerId,
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query.migratedPeerId,
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2017-10-30 19:24:20 +00:00
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aroundId),
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limitBefore,
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limitAfter,
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std::move(createSimpleViewer));
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}
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2017-10-31 07:03:18 +00:00
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rpl::producer<SparseIdsSlice> SearchController::simpleIdsSlice(
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2017-10-30 19:24:20 +00:00
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PeerId peerId,
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MsgId aroundId,
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2017-10-31 07:03:18 +00:00
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const Query &query,
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2017-10-30 19:24:20 +00:00
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int limitBefore,
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int limitAfter) {
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Expects(peerId != 0);
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Expects(IsServerMsgId(aroundId) || (aroundId == 0));
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Expects((aroundId != 0)
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|| (limitBefore == 0 && limitAfter == 0));
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2017-10-31 07:03:18 +00:00
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Expects((query.peerId == peerId)
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|| (query.migratedPeerId == peerId));
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auto it = _cache.find(query);
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if (it == _cache.end()) {
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return [=](auto) { return rpl::lifetime(); };
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}
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2017-10-30 19:24:20 +00:00
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2017-10-31 07:03:18 +00:00
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auto listData = (peerId == query.peerId)
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? &it->second->peerData
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: &*it->second->migratedData;
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2017-10-30 19:24:20 +00:00
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return [=](auto consumer) {
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auto lifetime = rpl::lifetime();
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auto builder = lifetime.make_state<SparseIdsSliceBuilder>(
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aroundId,
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limitBefore,
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limitAfter);
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2017-12-22 07:05:20 +00:00
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builder->insufficientAround(
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) | rpl::start_with_next([=](
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const SparseIdsSliceBuilder::AroundData &data) {
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requestMore(data, query, listData);
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}, lifetime);
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2017-10-30 19:24:20 +00:00
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auto pushNextSnapshot = [=] {
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consumer.put_next(builder->snapshot());
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};
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2017-12-22 07:05:20 +00:00
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listData->list.sliceUpdated(
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) | rpl::filter([=](const SliceUpdate &update) {
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return builder->applyUpdate(update);
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}) | rpl::start_with_next(pushNextSnapshot, lifetime);
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Auth().data().itemRemoved(
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) | rpl::filter([=](not_null<const HistoryItem*> item) {
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return (item->history()->peer->id == peerId);
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}) | rpl::filter([=](not_null<const HistoryItem*> item) {
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return builder->removeOne(item->id);
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}) | rpl::start_with_next(pushNextSnapshot, lifetime);
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Auth().data().historyCleared(
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) | rpl::filter([=](not_null<const History*> history) {
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return (history->peer->id == peerId);
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}) | rpl::filter([=] {
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return builder->removeAll();
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}) | rpl::start_with_next(pushNextSnapshot, lifetime);
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2017-10-30 19:24:20 +00:00
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2017-10-31 07:03:18 +00:00
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using Result = Storage::SparseIdsListResult;
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listData->list.query(Storage::SparseIdsListQuery(
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aroundId,
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limitBefore,
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2017-12-22 07:05:20 +00:00
|
|
|
limitAfter
|
|
|
|
)) | rpl::filter([=](const Result &result) {
|
|
|
|
return builder->applyInitial(result);
|
|
|
|
}) | rpl::start_with_next_done(
|
|
|
|
pushNextSnapshot,
|
|
|
|
[=] { builder->checkInsufficient(); },
|
|
|
|
lifetime);
|
2017-10-30 19:24:20 +00:00
|
|
|
|
|
|
|
return lifetime;
|
|
|
|
};
|
|
|
|
}
|
|
|
|
|
2017-11-03 15:47:08 +00:00
|
|
|
auto SearchController::saveState() -> SavedState {
|
|
|
|
auto result = SavedState();
|
|
|
|
if (_current != _cache.end()) {
|
|
|
|
result.query = _current->first;
|
|
|
|
result.peerList = std::move(_current->second->peerData.list);
|
|
|
|
if (auto &migrated = _current->second->migratedData) {
|
|
|
|
result.migratedList = std::move(migrated->list);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
void SearchController::restoreState(SavedState &&state) {
|
|
|
|
if (!state.query.peerId) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
auto it = _cache.find(state.query);
|
|
|
|
if (it == _cache.end()) {
|
|
|
|
it = _cache.emplace(
|
|
|
|
state.query,
|
|
|
|
std::make_unique<CacheEntry>(state.query)).first;
|
|
|
|
}
|
|
|
|
auto replace = Data(it->second->peerData.peer);
|
|
|
|
replace.list = std::move(state.peerList);
|
|
|
|
it->second->peerData = std::move(replace);
|
|
|
|
if (auto &migrated = state.migratedList) {
|
|
|
|
Assert(it->second->migratedData.has_value());
|
|
|
|
auto replace = Data(it->second->migratedData->peer);
|
|
|
|
replace.list = std::move(*migrated);
|
|
|
|
it->second->migratedData = std::move(replace);
|
|
|
|
}
|
|
|
|
_current = it;
|
|
|
|
}
|
|
|
|
|
2017-10-31 07:03:18 +00:00
|
|
|
void SearchController::requestMore(
|
2017-10-30 19:24:20 +00:00
|
|
|
const SparseIdsSliceBuilder::AroundData &key,
|
2017-10-31 07:03:18 +00:00
|
|
|
const Query &query,
|
2017-10-30 19:24:20 +00:00
|
|
|
Data *listData) {
|
|
|
|
if (listData->requests.contains(key)) {
|
|
|
|
return;
|
|
|
|
}
|
2019-07-05 13:38:38 +00:00
|
|
|
auto prepared = PrepareSearchRequest(
|
2017-10-30 19:24:20 +00:00
|
|
|
listData->peer,
|
2017-10-31 07:03:18 +00:00
|
|
|
query.type,
|
|
|
|
query.query,
|
2017-10-30 19:24:20 +00:00
|
|
|
key.aroundId,
|
2019-07-05 13:38:38 +00:00
|
|
|
key.direction);
|
|
|
|
if (!prepared) {
|
|
|
|
return;
|
|
|
|
}
|
2020-02-21 11:51:37 +00:00
|
|
|
auto &histories = _session->data().histories();
|
2020-02-21 12:57:06 +00:00
|
|
|
const auto type = ::Data::Histories::RequestType::History;
|
2020-02-21 11:51:37 +00:00
|
|
|
const auto history = _session->data().history(listData->peer);
|
|
|
|
auto requestId = histories.sendRequest(history, type, [=](Fn<void()> finish) {
|
|
|
|
return _api.request(
|
|
|
|
std::move(*prepared)
|
|
|
|
).done([=](const MTPmessages_Messages &result) {
|
|
|
|
listData->requests.remove(key);
|
|
|
|
auto parsed = ParseSearchResult(
|
|
|
|
listData->peer,
|
|
|
|
query.type,
|
|
|
|
key.aroundId,
|
|
|
|
key.direction,
|
|
|
|
result);
|
|
|
|
listData->list.addSlice(
|
|
|
|
std::move(parsed.messageIds),
|
|
|
|
parsed.noSkipRange,
|
|
|
|
parsed.fullCount);
|
|
|
|
finish();
|
|
|
|
}).fail([=](const RPCError &error) {
|
|
|
|
finish();
|
|
|
|
}).send();
|
|
|
|
});
|
2017-10-31 07:03:18 +00:00
|
|
|
listData->requests.emplace(key, [=] {
|
2020-02-21 12:57:06 +00:00
|
|
|
_session->data().histories().cancelRequest(requestId);
|
2017-10-31 07:03:18 +00:00
|
|
|
});
|
2017-10-30 19:24:20 +00:00
|
|
|
}
|
|
|
|
|
2019-11-27 08:02:56 +00:00
|
|
|
DelayedSearchController::DelayedSearchController(
|
|
|
|
not_null<Main::Session*> session)
|
|
|
|
: _controller(session) {
|
2017-10-30 19:24:20 +00:00
|
|
|
_timer.setCallback([this] { setQueryFast(_nextQuery); });
|
|
|
|
}
|
|
|
|
|
|
|
|
void DelayedSearchController::setQuery(const Query &query) {
|
2017-10-31 07:03:18 +00:00
|
|
|
setQuery(query, kDefaultSearchTimeoutMs);
|
|
|
|
}
|
|
|
|
|
|
|
|
void DelayedSearchController::setQuery(
|
|
|
|
const Query &query,
|
2019-02-19 06:57:53 +00:00
|
|
|
crl::time delay) {
|
2017-11-03 15:47:08 +00:00
|
|
|
if (currentQuery() == query) {
|
|
|
|
_timer.cancel();
|
|
|
|
return;
|
|
|
|
}
|
2017-10-31 07:03:18 +00:00
|
|
|
if (_controller.hasInCache(query)) {
|
|
|
|
setQueryFast(query);
|
|
|
|
} else {
|
|
|
|
_nextQuery = query;
|
|
|
|
_timer.callOnce(delay);
|
|
|
|
}
|
2017-10-30 19:24:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
void DelayedSearchController::setQueryFast(const Query &query) {
|
|
|
|
_controller.setQuery(query);
|
2017-11-14 17:22:44 +00:00
|
|
|
_currentQueryChanges.fire_copy(query.query);
|
2017-10-30 19:24:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
} // namespace Api
|