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tdlight/td/telegram/MessageReaction.cpp

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "td/telegram/MessageReaction.h"
#include "td/telegram/AccessRights.h"
#include "td/telegram/ConfigManager.h"
#include "td/telegram/ContactsManager.h"
#include "td/telegram/Dependencies.h"
#include "td/telegram/Global.h"
#include "td/telegram/MessageSender.h"
#include "td/telegram/MessagesManager.h"
#include "td/telegram/misc.h"
#include "td/telegram/OptionManager.h"
#include "td/telegram/ServerMessageId.h"
#include "td/telegram/StickersManager.h"
#include "td/telegram/Td.h"
#include "td/telegram/UpdatesManager.h"
#include "td/actor/actor.h"
#include "td/actor/SleepActor.h"
#include "td/utils/algorithm.h"
#include "td/utils/as.h"
#include "td/utils/base64.h"
#include "td/utils/buffer.h"
#include "td/utils/crypto.h"
#include "td/utils/emoji.h"
#include "td/utils/FlatHashSet.h"
#include "td/utils/logging.h"
#include "td/utils/Slice.h"
#include "td/utils/SliceBuilder.h"
#include "td/utils/Status.h"
#include "td/utils/utf8.h"
#include <algorithm>
#include <utility>
namespace td {
static size_t get_max_reaction_count() {
bool is_premium = G()->get_option_boolean("is_premium");
auto option_key = is_premium ? Slice("reactions_user_max_premium") : Slice("reactions_user_max_default");
return static_cast<size_t>(
max(static_cast<int32>(1), static_cast<int32>(G()->get_option_integer(option_key, is_premium ? 3 : 1))));
}
static int64 get_custom_emoji_id(const string &reaction) {
auto r_decoded = base64_decode(Slice(&reaction[1], reaction.size() - 1));
CHECK(r_decoded.is_ok());
CHECK(r_decoded.ok().size() == 8);
return as<int64>(r_decoded.ok().c_str());
}
static string get_custom_emoji_string(int64 custom_emoji_id) {
char s[8];
as<int64>(&s) = custom_emoji_id;
return PSTRING() << '#' << base64_encode(Slice(s, 8));
}
telegram_api::object_ptr<telegram_api::Reaction> get_input_reaction(const string &reaction) {
if (reaction.empty()) {
return telegram_api::make_object<telegram_api::reactionEmpty>();
}
if (is_custom_reaction(reaction)) {
return telegram_api::make_object<telegram_api::reactionCustomEmoji>(get_custom_emoji_id(reaction));
}
return telegram_api::make_object<telegram_api::reactionEmoji>(reaction);
}
string get_message_reaction_string(const telegram_api::object_ptr<telegram_api::Reaction> &reaction) {
if (reaction == nullptr) {
return string();
}
switch (reaction->get_id()) {
case telegram_api::reactionEmpty::ID:
return string();
case telegram_api::reactionEmoji::ID: {
const string &emoji = static_cast<const telegram_api::reactionEmoji *>(reaction.get())->emoticon_;
if (is_custom_reaction(emoji)) {
return string();
}
return emoji;
}
case telegram_api::reactionCustomEmoji::ID:
return get_custom_emoji_string(
static_cast<const telegram_api::reactionCustomEmoji *>(reaction.get())->document_id_);
default:
UNREACHABLE();
return string();
}
}
td_api::object_ptr<td_api::ReactionType> get_reaction_type_object(const string &reaction) {
CHECK(!reaction.empty());
if (is_custom_reaction(reaction)) {
return td_api::make_object<td_api::reactionTypeCustomEmoji>(get_custom_emoji_id(reaction));
}
return td_api::make_object<td_api::reactionTypeEmoji>(reaction);
}
string get_message_reaction_string(const td_api::object_ptr<td_api::ReactionType> &type) {
if (type == nullptr) {
return string();
}
switch (type->get_id()) {
case td_api::reactionTypeEmoji::ID: {
const string &emoji = static_cast<const td_api::reactionTypeEmoji *>(type.get())->emoji_;
if (!check_utf8(emoji) || is_custom_reaction(emoji)) {
return string();
}
return emoji;
}
case td_api::reactionTypeCustomEmoji::ID:
return get_custom_emoji_string(
static_cast<const td_api::reactionTypeCustomEmoji *>(type.get())->custom_emoji_id_);
default:
UNREACHABLE();
return string();
}
}
class GetMessagesReactionsQuery final : public Td::ResultHandler {
DialogId dialog_id_;
vector<MessageId> message_ids_;
public:
void send(DialogId dialog_id, vector<MessageId> &&message_ids) {
dialog_id_ = dialog_id;
message_ids_ = std::move(message_ids);
auto input_peer = td_->messages_manager_->get_input_peer(dialog_id_, AccessRights::Read);
CHECK(input_peer != nullptr);
send_query(
G()->net_query_creator().create(telegram_api::messages_getMessagesReactions(
std::move(input_peer), MessageId::get_server_message_ids(message_ids_)),
{{dialog_id_}}));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_getMessagesReactions>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
auto ptr = result_ptr.move_as_ok();
LOG(INFO) << "Receive result for GetMessagesReactionsQuery: " << to_string(ptr);
if (ptr->get_id() == telegram_api::updates::ID) {
auto &updates = static_cast<telegram_api::updates *>(ptr.get())->updates_;
FlatHashSet<MessageId, MessageIdHash> skipped_message_ids;
for (auto message_id : message_ids_) {
skipped_message_ids.insert(message_id);
}
for (const auto &update : updates) {
if (update->get_id() == telegram_api::updateMessageReactions::ID) {
auto update_message_reactions = static_cast<const telegram_api::updateMessageReactions *>(update.get());
if (DialogId(update_message_reactions->peer_) == dialog_id_) {
skipped_message_ids.erase(MessageId(ServerMessageId(update_message_reactions->msg_id_)));
}
}
}
for (auto message_id : skipped_message_ids) {
td_->messages_manager_->update_message_reactions({dialog_id_, message_id}, nullptr);
}
}
td_->updates_manager_->on_get_updates(std::move(ptr), Promise<Unit>());
td_->messages_manager_->try_reload_message_reactions(dialog_id_, true);
}
void on_error(Status status) final {
td_->messages_manager_->on_get_dialog_error(dialog_id_, status, "GetMessagesReactionsQuery");
td_->messages_manager_->try_reload_message_reactions(dialog_id_, true);
}
};
class SendReactionQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
DialogId dialog_id_;
public:
explicit SendReactionQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(FullMessageId full_message_id, vector<string> reactions, bool is_big, bool add_to_recent) {
dialog_id_ = full_message_id.get_dialog_id();
auto input_peer = td_->messages_manager_->get_input_peer(dialog_id_, AccessRights::Read);
if (input_peer == nullptr) {
return on_error(Status::Error(400, "Can't access the chat"));
}
int32 flags = 0;
if (!reactions.empty()) {
flags |= telegram_api::messages_sendReaction::REACTION_MASK;
if (is_big) {
flags |= telegram_api::messages_sendReaction::BIG_MASK;
}
if (add_to_recent) {
flags |= telegram_api::messages_sendReaction::ADD_TO_RECENT_MASK;
}
}
send_query(G()->net_query_creator().create(
telegram_api::messages_sendReaction(flags, false /*ignored*/, false /*ignored*/, std::move(input_peer),
full_message_id.get_message_id().get_server_message_id().get(),
transform(reactions, get_input_reaction)),
{{dialog_id_}, {full_message_id}}));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_sendReaction>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
auto ptr = result_ptr.move_as_ok();
LOG(INFO) << "Receive result for SendReactionQuery: " << to_string(ptr);
td_->updates_manager_->on_get_updates(std::move(ptr), std::move(promise_));
}
void on_error(Status status) final {
if (status.message() == "MESSAGE_NOT_MODIFIED") {
return promise_.set_value(Unit());
}
td_->messages_manager_->on_get_dialog_error(dialog_id_, status, "SendReactionQuery");
promise_.set_error(std::move(status));
}
};
class GetMessageReactionsListQuery final : public Td::ResultHandler {
Promise<td_api::object_ptr<td_api::addedReactions>> promise_;
DialogId dialog_id_;
MessageId message_id_;
string reaction_;
string offset_;
public:
explicit GetMessageReactionsListQuery(Promise<td_api::object_ptr<td_api::addedReactions>> &&promise)
: promise_(std::move(promise)) {
}
void send(FullMessageId full_message_id, string reaction, string offset, int32 limit) {
dialog_id_ = full_message_id.get_dialog_id();
message_id_ = full_message_id.get_message_id();
reaction_ = std::move(reaction);
offset_ = std::move(offset);
auto input_peer = td_->messages_manager_->get_input_peer(dialog_id_, AccessRights::Read);
if (input_peer == nullptr) {
return on_error(Status::Error(400, "Can't access the chat"));
}
int32 flags = 0;
if (!reaction_.empty()) {
flags |= telegram_api::messages_getMessageReactionsList::REACTION_MASK;
}
if (!offset_.empty()) {
flags |= telegram_api::messages_getMessageReactionsList::OFFSET_MASK;
}
send_query(G()->net_query_creator().create(
telegram_api::messages_getMessageReactionsList(flags, std::move(input_peer),
message_id_.get_server_message_id().get(),
get_input_reaction(reaction_), offset_, limit),
{{full_message_id}}));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_getMessageReactionsList>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
auto ptr = result_ptr.move_as_ok();
LOG(INFO) << "Receive result for GetMessageReactionsListQuery: " << to_string(ptr);
td_->contacts_manager_->on_get_users(std::move(ptr->users_), "GetMessageReactionsListQuery");
td_->contacts_manager_->on_get_chats(std::move(ptr->chats_), "GetMessageReactionsListQuery");
int32 total_count = ptr->count_;
auto received_reaction_count = static_cast<int32>(ptr->reactions_.size());
if (total_count < received_reaction_count) {
LOG(ERROR) << "Receive invalid total_count in " << to_string(ptr);
total_count = received_reaction_count;
}
vector<td_api::object_ptr<td_api::addedReaction>> reactions;
FlatHashMap<string, vector<DialogId>> recent_reactions;
for (const auto &reaction : ptr->reactions_) {
DialogId dialog_id(reaction->peer_id_);
auto reaction_str = get_message_reaction_string(reaction->reaction_);
if (!dialog_id.is_valid() || (reaction_.empty() ? reaction_str.empty() : reaction_ != reaction_str)) {
LOG(ERROR) << "Receive unexpected " << to_string(reaction);
continue;
}
if (offset_.empty()) {
recent_reactions[reaction_str].push_back(dialog_id);
}
auto message_sender = get_min_message_sender_object(td_, dialog_id, "GetMessageReactionsListQuery");
if (message_sender != nullptr) {
reactions.push_back(td_api::make_object<td_api::addedReaction>(get_reaction_type_object(reaction_str),
std::move(message_sender), reaction->date_));
}
}
if (offset_.empty()) {
td_->messages_manager_->on_get_message_reaction_list({dialog_id_, message_id_}, reaction_,
std::move(recent_reactions), total_count);
}
promise_.set_value(
td_api::make_object<td_api::addedReactions>(total_count, std::move(reactions), ptr->next_offset_));
}
void on_error(Status status) final {
td_->messages_manager_->on_get_dialog_error(dialog_id_, status, "GetMessageReactionsListQuery");
promise_.set_error(std::move(status));
}
};
class SetDefaultReactionQuery final : public Td::ResultHandler {
string reaction_;
public:
void send(const string &reaction) {
reaction_ = reaction;
send_query(
G()->net_query_creator().create(telegram_api::messages_setDefaultReaction(get_input_reaction(reaction))));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_setDefaultReaction>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
if (!result_ptr.ok()) {
return on_error(Status::Error(400, "Receive false"));
}
auto default_reaction = td_->option_manager_->get_option_string("default_reaction", "-");
if (default_reaction != reaction_) {
send_set_default_reaction_query(td_);
} else {
td_->option_manager_->set_option_empty("default_reaction_needs_sync");
}
}
void on_error(Status status) final {
if (G()->close_flag()) {
return;
}
LOG(INFO) << "Receive error for SetDefaultReactionQuery: " << status;
td_->option_manager_->set_option_empty("default_reaction_needs_sync");
send_closure(G()->config_manager(), &ConfigManager::request_config, false);
}
};
class ReportReactionQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
DialogId dialog_id_;
public:
explicit ReportReactionQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(DialogId dialog_id, MessageId message_id, DialogId chooser_dialog_id) {
dialog_id_ = dialog_id;
auto input_peer = td_->messages_manager_->get_input_peer(dialog_id_, AccessRights::Read);
CHECK(input_peer != nullptr);
auto chooser_input_peer = td_->messages_manager_->get_input_peer(chooser_dialog_id, AccessRights::Know);
if (chooser_input_peer == nullptr) {
return promise_.set_error(Status::Error(400, "Reaction sender is not accessible"));
}
send_query(G()->net_query_creator().create(telegram_api::messages_reportReaction(
std::move(input_peer), message_id.get_server_message_id().get(), std::move(chooser_input_peer))));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_reportReaction>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
promise_.set_value(Unit());
}
void on_error(Status status) final {
td_->messages_manager_->on_get_dialog_error(dialog_id_, status, "ReportReactionQuery");
promise_.set_error(std::move(status));
}
};
void MessageReaction::add_recent_chooser_dialog_id(DialogId dialog_id) {
CHECK(!my_recent_chooser_dialog_id_.is_valid());
my_recent_chooser_dialog_id_ = dialog_id;
recent_chooser_dialog_ids_.insert(recent_chooser_dialog_ids_.begin(), dialog_id);
if (recent_chooser_dialog_ids_.size() > MAX_RECENT_CHOOSERS + 1) {
LOG(ERROR) << "Have " << recent_chooser_dialog_ids_.size() << " recent reaction choosers";
recent_chooser_dialog_ids_.resize(MAX_RECENT_CHOOSERS + 1);
}
}
bool MessageReaction::remove_recent_chooser_dialog_id() {
if (my_recent_chooser_dialog_id_.is_valid()) {
bool is_removed = td::remove(recent_chooser_dialog_ids_, my_recent_chooser_dialog_id_);
CHECK(is_removed);
my_recent_chooser_dialog_id_ = DialogId();
return true;
}
return false;
}
void MessageReaction::update_from(const MessageReaction &old_reaction) {
CHECK(old_reaction.is_chosen());
is_chosen_ = true;
auto my_dialog_id = old_reaction.get_my_recent_chooser_dialog_id();
if (my_dialog_id.is_valid() && td::contains(recent_chooser_dialog_ids_, my_dialog_id)) {
my_recent_chooser_dialog_id_ = my_dialog_id;
}
}
void MessageReaction::update_recent_chooser_dialog_ids(const MessageReaction &old_reaction) {
if (recent_chooser_dialog_ids_.size() != MAX_RECENT_CHOOSERS) {
return;
}
CHECK(is_chosen_ && old_reaction.is_chosen_);
CHECK(reaction_ == old_reaction.reaction_);
CHECK(old_reaction.recent_chooser_dialog_ids_.size() == MAX_RECENT_CHOOSERS + 1);
for (size_t i = 0; i < MAX_RECENT_CHOOSERS; i++) {
if (recent_chooser_dialog_ids_[i] != old_reaction.recent_chooser_dialog_ids_[i]) {
return;
}
}
my_recent_chooser_dialog_id_ = old_reaction.my_recent_chooser_dialog_id_;
recent_chooser_dialog_ids_ = old_reaction.recent_chooser_dialog_ids_;
recent_chooser_min_channels_ = old_reaction.recent_chooser_min_channels_;
}
void MessageReaction::set_as_chosen(DialogId my_dialog_id, bool have_recent_choosers) {
CHECK(!is_chosen_);
is_chosen_ = true;
choose_count_++;
if (have_recent_choosers) {
remove_recent_chooser_dialog_id();
add_recent_chooser_dialog_id(my_dialog_id);
}
}
void MessageReaction::unset_as_chosen() {
CHECK(is_chosen_);
is_chosen_ = false;
choose_count_--;
remove_recent_chooser_dialog_id();
}
void MessageReaction::set_my_recent_chooser_dialog_id(DialogId my_dialog_id) {
if (!my_recent_chooser_dialog_id_.is_valid() || my_recent_chooser_dialog_id_ == my_dialog_id) {
return;
}
td::remove(recent_chooser_dialog_ids_, my_dialog_id);
for (auto &dialog_id : recent_chooser_dialog_ids_) {
if (dialog_id == my_recent_chooser_dialog_id_) {
dialog_id = my_dialog_id;
}
}
CHECK(td::contains(recent_chooser_dialog_ids_, my_dialog_id));
my_recent_chooser_dialog_id_ = my_dialog_id;
}
td_api::object_ptr<td_api::messageReaction> MessageReaction::get_message_reaction_object(Td *td, UserId my_user_id,
UserId peer_user_id) const {
CHECK(!is_empty());
vector<td_api::object_ptr<td_api::MessageSender>> recent_choosers;
if (my_user_id.is_valid()) {
CHECK(peer_user_id.is_valid());
if (is_chosen()) {
auto recent_chooser = get_min_message_sender_object(td, DialogId(my_user_id), "get_message_reaction_object");
if (recent_chooser != nullptr) {
recent_choosers.push_back(std::move(recent_chooser));
}
}
if (choose_count_ >= (is_chosen() ? 2 : 1)) {
auto recent_chooser = get_min_message_sender_object(td, DialogId(peer_user_id), "get_message_reaction_object");
if (recent_chooser != nullptr) {
recent_choosers.push_back(std::move(recent_chooser));
}
}
} else {
for (auto dialog_id : recent_chooser_dialog_ids_) {
auto recent_chooser = get_min_message_sender_object(td, dialog_id, "get_message_reaction_object");
if (recent_chooser != nullptr) {
recent_choosers.push_back(std::move(recent_chooser));
if (recent_choosers.size() == MAX_RECENT_CHOOSERS) {
break;
}
}
}
}
return td_api::make_object<td_api::messageReaction>(get_reaction_type_object(reaction_), choose_count_, is_chosen_,
std::move(recent_choosers));
}
bool operator==(const MessageReaction &lhs, const MessageReaction &rhs) {
return lhs.reaction_ == rhs.reaction_ && lhs.choose_count_ == rhs.choose_count_ && lhs.is_chosen_ == rhs.is_chosen_ &&
lhs.my_recent_chooser_dialog_id_ == rhs.my_recent_chooser_dialog_id_ &&
lhs.recent_chooser_dialog_ids_ == rhs.recent_chooser_dialog_ids_;
}
StringBuilder &operator<<(StringBuilder &string_builder, const MessageReaction &reaction) {
string_builder << '[' << reaction.reaction_ << (reaction.is_chosen_ ? " X " : " x ") << reaction.choose_count_;
if (!reaction.recent_chooser_dialog_ids_.empty()) {
string_builder << " by " << reaction.recent_chooser_dialog_ids_;
if (reaction.my_recent_chooser_dialog_id_.is_valid()) {
string_builder << " and my " << reaction.my_recent_chooser_dialog_id_;
}
}
return string_builder << ']';
}
td_api::object_ptr<td_api::unreadReaction> UnreadMessageReaction::get_unread_reaction_object(Td *td) const {
auto sender_id = get_min_message_sender_object(td, sender_dialog_id_, "get_unread_reaction_object");
if (sender_id == nullptr) {
return nullptr;
}
return td_api::make_object<td_api::unreadReaction>(get_reaction_type_object(reaction_), std::move(sender_id),
is_big_);
}
bool operator==(const UnreadMessageReaction &lhs, const UnreadMessageReaction &rhs) {
return lhs.reaction_ == rhs.reaction_ && lhs.sender_dialog_id_ == rhs.sender_dialog_id_ && lhs.is_big_ == rhs.is_big_;
}
StringBuilder &operator<<(StringBuilder &string_builder, const UnreadMessageReaction &unread_reaction) {
return string_builder << '[' << unread_reaction.reaction_ << (unread_reaction.is_big_ ? " BY " : " by ")
<< unread_reaction.sender_dialog_id_ << ']';
}
unique_ptr<MessageReactions> MessageReactions::get_message_reactions(
Td *td, tl_object_ptr<telegram_api::messageReactions> &&reactions, bool is_bot) {
if (reactions == nullptr || is_bot) {
return nullptr;
}
auto result = make_unique<MessageReactions>();
result->can_get_added_reactions_ = reactions->can_see_list_;
result->is_min_ = reactions->min_;
DialogId my_dialog_id;
for (auto &peer_reaction : reactions->recent_reactions_) {
if (peer_reaction->my_) {
DialogId dialog_id(peer_reaction->peer_id_);
if (!dialog_id.is_valid()) {
continue;
}
if (my_dialog_id.is_valid() && dialog_id != my_dialog_id) {
LOG(ERROR) << "Receive my reactions with " << dialog_id << " and " << my_dialog_id;
}
my_dialog_id = dialog_id;
}
}
FlatHashSet<string> reaction_strings;
vector<std::pair<int32, string>> chosen_reaction_order;
for (auto &reaction_count : reactions->results_) {
auto reaction_str = get_message_reaction_string(reaction_count->reaction_);
if (reaction_count->count_ <= 0 || reaction_count->count_ >= MessageReaction::MAX_CHOOSE_COUNT ||
reaction_str.empty()) {
LOG(ERROR) << "Receive reaction " << reaction_str << " with invalid count " << reaction_count->count_;
continue;
}
if (!reaction_strings.insert(reaction_str).second) {
LOG(ERROR) << "Receive duplicate reaction " << reaction_str;
continue;
}
FlatHashSet<DialogId, DialogIdHash> recent_choosers;
vector<DialogId> recent_chooser_dialog_ids;
vector<std::pair<ChannelId, MinChannel>> recent_chooser_min_channels;
for (auto &peer_reaction : reactions->recent_reactions_) {
auto peer_reaction_str = get_message_reaction_string(peer_reaction->reaction_);
if (peer_reaction_str == reaction_str) {
DialogId dialog_id(peer_reaction->peer_id_);
if (!dialog_id.is_valid()) {
LOG(ERROR) << "Receive invalid " << dialog_id << " as a recent chooser for reaction " << reaction_str;
continue;
}
if (!recent_choosers.insert(dialog_id).second) {
LOG(ERROR) << "Receive duplicate " << dialog_id << " as a recent chooser for reaction " << reaction_str;
continue;
}
if (!td->messages_manager_->have_dialog_info(dialog_id)) {
auto dialog_type = dialog_id.get_type();
if (dialog_type == DialogType::User) {
auto user_id = dialog_id.get_user_id();
if (!td->contacts_manager_->have_min_user(user_id)) {
LOG(ERROR) << "Receive unknown " << user_id;
continue;
}
} else if (dialog_type == DialogType::Channel) {
auto channel_id = dialog_id.get_channel_id();
auto min_channel = td->contacts_manager_->get_min_channel(channel_id);
if (min_channel == nullptr) {
LOG(ERROR) << "Receive unknown reacted " << channel_id;
continue;
}
recent_chooser_min_channels.emplace_back(channel_id, *min_channel);
} else {
LOG(ERROR) << "Receive unknown reacted " << dialog_id;
continue;
}
}
recent_chooser_dialog_ids.push_back(dialog_id);
if (peer_reaction->unread_) {
result->unread_reactions_.emplace_back(std::move(peer_reaction_str), dialog_id, peer_reaction->big_);
}
if (recent_chooser_dialog_ids.size() == MessageReaction::MAX_RECENT_CHOOSERS) {
break;
}
}
}
bool is_chosen = (reaction_count->flags_ & telegram_api::reactionCount::CHOSEN_ORDER_MASK) != 0;
if (is_chosen) {
chosen_reaction_order.emplace_back(reaction_count->chosen_order_, reaction_str);
}
result->reactions_.push_back({std::move(reaction_str), reaction_count->count_, is_chosen, my_dialog_id,
std::move(recent_chooser_dialog_ids), std::move(recent_chooser_min_channels)});
}
if (chosen_reaction_order.size() > 1) {
std::sort(chosen_reaction_order.begin(), chosen_reaction_order.end());
result->chosen_reaction_order_ =
transform(chosen_reaction_order, [](const std::pair<int32, string> &order) { return order.second; });
}
return result;
}
MessageReaction *MessageReactions::get_reaction(const string &reaction) {
for (auto &added_reaction : reactions_) {
if (added_reaction.get_reaction() == reaction) {
return &added_reaction;
}
}
return nullptr;
}
const MessageReaction *MessageReactions::get_reaction(const string &reaction) const {
for (auto &added_reaction : reactions_) {
if (added_reaction.get_reaction() == reaction) {
return &added_reaction;
}
}
return nullptr;
}
void MessageReactions::update_from(const MessageReactions &old_reactions) {
if (is_min_ && !old_reactions.is_min_) {
// chosen reactions were known, keep them
is_min_ = false;
chosen_reaction_order_ = old_reactions.chosen_reaction_order_;
for (const auto &old_reaction : old_reactions.reactions_) {
if (old_reaction.is_chosen()) {
auto *reaction = get_reaction(old_reaction.get_reaction());
if (reaction != nullptr) {
reaction->update_from(old_reaction);
}
} else {
td::remove(chosen_reaction_order_, old_reaction.get_reaction());
}
}
unread_reactions_ = old_reactions.unread_reactions_;
if (chosen_reaction_order_.size() == 1) {
reset_to_empty(chosen_reaction_order_);
}
}
for (const auto &old_reaction : old_reactions.reactions_) {
if (old_reaction.is_chosen() &&
old_reaction.get_recent_chooser_dialog_ids().size() == MessageReaction::MAX_RECENT_CHOOSERS + 1) {
auto *reaction = get_reaction(old_reaction.get_reaction());
if (reaction != nullptr && reaction->is_chosen()) {
reaction->update_recent_chooser_dialog_ids(old_reaction);
}
}
}
}
bool MessageReactions::add_reaction(const string &reaction, bool is_big, DialogId my_dialog_id,
bool have_recent_choosers) {
vector<string> new_chosen_reaction_order = get_chosen_reactions();
auto added_reaction = get_reaction(reaction);
if (added_reaction == nullptr) {
vector<DialogId> recent_chooser_dialog_ids;
if (have_recent_choosers) {
recent_chooser_dialog_ids.push_back(my_dialog_id);
}
reactions_.push_back({reaction, 1, true, my_dialog_id, std::move(recent_chooser_dialog_ids), Auto()});
new_chosen_reaction_order.emplace_back(reaction);
} else if (!added_reaction->is_chosen()) {
added_reaction->set_as_chosen(my_dialog_id, have_recent_choosers);
new_chosen_reaction_order.emplace_back(reaction);
} else if (!is_big) {
return false;
}
auto max_reaction_count = get_max_reaction_count();
while (new_chosen_reaction_order.size() > max_reaction_count) {
auto index = new_chosen_reaction_order[0] == reaction ? 1 : 0;
CHECK(static_cast<size_t>(index) < new_chosen_reaction_order.size());
bool is_removed = do_remove_reaction(new_chosen_reaction_order[index]);
CHECK(is_removed);
new_chosen_reaction_order.erase(new_chosen_reaction_order.begin() + index);
}
if (new_chosen_reaction_order.size() == 1) {
new_chosen_reaction_order.clear();
}
chosen_reaction_order_ = std::move(new_chosen_reaction_order);
for (auto &message_reaction : reactions_) {
message_reaction.set_my_recent_chooser_dialog_id(my_dialog_id);
}
return true;
}
bool MessageReactions::remove_reaction(const string &reaction, DialogId my_dialog_id) {
if (do_remove_reaction(reaction)) {
if (!chosen_reaction_order_.empty()) {
bool is_removed = td::remove(chosen_reaction_order_, reaction);
CHECK(is_removed);
// if the user isn't a Premium user, then max_reaction_count could be reduced from 3 to 1
auto max_reaction_count = get_max_reaction_count();
while (chosen_reaction_order_.size() > max_reaction_count) {
is_removed = do_remove_reaction(chosen_reaction_order_[0]);
CHECK(is_removed);
chosen_reaction_order_.erase(chosen_reaction_order_.begin());
}
if (chosen_reaction_order_.size() <= 1) {
reset_to_empty(chosen_reaction_order_);
}
}
for (auto &message_reaction : reactions_) {
message_reaction.set_my_recent_chooser_dialog_id(my_dialog_id);
}
return true;
}
return false;
}
bool MessageReactions::do_remove_reaction(const string &reaction) {
for (auto it = reactions_.begin(); it != reactions_.end(); ++it) {
auto &message_reaction = *it;
if (message_reaction.get_reaction() == reaction) {
if (message_reaction.is_chosen()) {
message_reaction.unset_as_chosen();
if (message_reaction.is_empty()) {
it = reactions_.erase(it);
}
return true;
}
break;
}
}
return false;
}
void MessageReactions::sort_reactions(const FlatHashMap<string, size_t> &active_reaction_pos) {
std::sort(reactions_.begin(), reactions_.end(),
[&active_reaction_pos](const MessageReaction &lhs, const MessageReaction &rhs) {
if (lhs.get_choose_count() != rhs.get_choose_count()) {
return lhs.get_choose_count() > rhs.get_choose_count();
}
auto lhs_it = active_reaction_pos.find(lhs.get_reaction());
auto lhs_pos = lhs_it != active_reaction_pos.end() ? lhs_it->second : active_reaction_pos.size();
auto rhs_it = active_reaction_pos.find(rhs.get_reaction());
auto rhs_pos = rhs_it != active_reaction_pos.end() ? rhs_it->second : active_reaction_pos.size();
if (lhs_pos != rhs_pos) {
return lhs_pos < rhs_pos;
}
return lhs.get_reaction() < rhs.get_reaction();
});
}
void MessageReactions::fix_chosen_reaction() {
DialogId my_dialog_id;
for (auto &reaction : reactions_) {
if (!reaction.is_chosen() && reaction.get_my_recent_chooser_dialog_id().is_valid()) {
my_dialog_id = reaction.get_my_recent_chooser_dialog_id();
LOG(WARNING) << "Fix recent chosen reaction in " << *this;
reaction.remove_recent_chooser_dialog_id();
}
}
if (!my_dialog_id.is_valid()) {
return;
}
for (auto &reaction : reactions_) {
if (reaction.is_chosen() && !reaction.get_my_recent_chooser_dialog_id().is_valid()) {
reaction.add_recent_chooser_dialog_id(my_dialog_id);
}
}
}
void MessageReactions::fix_my_recent_chooser_dialog_id(DialogId my_dialog_id) {
for (auto &reaction : reactions_) {
if (reaction.is_chosen() && !reaction.get_my_recent_chooser_dialog_id().is_valid() &&
td::contains(reaction.get_recent_chooser_dialog_ids(), my_dialog_id)) {
reaction.my_recent_chooser_dialog_id_ = my_dialog_id;
}
}
}
vector<string> MessageReactions::get_chosen_reactions() const {
if (!chosen_reaction_order_.empty()) {
return chosen_reaction_order_;
}
vector<string> reaction_order;
for (auto &reaction : reactions_) {
if (reaction.is_chosen()) {
reaction_order.push_back(reaction.get_reaction());
}
}
return reaction_order;
}
bool MessageReactions::are_consistent_with_list(const string &reaction, FlatHashMap<string, vector<DialogId>> reactions,
int32 total_count) const {
auto are_consistent = [](const vector<DialogId> &lhs, const vector<DialogId> &rhs) {
size_t i = 0;
size_t max_i = td::min(lhs.size(), rhs.size());
while (i < max_i && lhs[i] == rhs[i]) {
i++;
}
return i == max_i;
};
if (reaction.empty()) {
// received list and total_count for all reactions
int32 old_total_count = 0;
for (const auto &message_reaction : reactions_) {
CHECK(!message_reaction.get_reaction().empty());
if (!are_consistent(reactions[message_reaction.get_reaction()],
message_reaction.get_recent_chooser_dialog_ids())) {
return false;
}
old_total_count += message_reaction.get_choose_count();
reactions.erase(message_reaction.get_reaction());
}
return old_total_count == total_count && reactions.empty();
}
// received list and total_count for a single reaction
const auto *message_reaction = get_reaction(reaction);
if (message_reaction == nullptr) {
return reactions.count(reaction) == 0 && total_count == 0;
} else {
return are_consistent(reactions[reaction], message_reaction->get_recent_chooser_dialog_ids()) &&
message_reaction->get_choose_count() == total_count;
}
}
vector<td_api::object_ptr<td_api::messageReaction>> MessageReactions::get_message_reactions_object(
Td *td, UserId my_user_id, UserId peer_user_id) const {
return transform(reactions_, [td, my_user_id, peer_user_id](const MessageReaction &reaction) {
return reaction.get_message_reaction_object(td, my_user_id, peer_user_id);
});
}
void MessageReactions::add_min_channels(Td *td) const {
for (const auto &reaction : reactions_) {
for (const auto &recent_chooser_min_channel : reaction.get_recent_chooser_min_channels()) {
LOG(INFO) << "Add min reacted " << recent_chooser_min_channel.first;
td->contacts_manager_->add_min_channel(recent_chooser_min_channel.first, recent_chooser_min_channel.second);
}
}
}
void MessageReactions::add_dependencies(Dependencies &dependencies) const {
for (const auto &reaction : reactions_) {
const auto &dialog_ids = reaction.get_recent_chooser_dialog_ids();
for (auto dialog_id : dialog_ids) {
dependencies.add_message_sender_dependencies(dialog_id);
}
}
}
bool MessageReactions::need_update_message_reactions(const MessageReactions *old_reactions,
const MessageReactions *new_reactions) {
if (old_reactions == nullptr) {
// add reactions
return new_reactions != nullptr;
}
if (new_reactions == nullptr) {
// remove reactions when they are disabled
return true;
}
// unread_reactions_ and chosen_reaction_order_ are updated independently; compare all other fields
return old_reactions->reactions_ != new_reactions->reactions_ || old_reactions->is_min_ != new_reactions->is_min_ ||
old_reactions->can_get_added_reactions_ != new_reactions->can_get_added_reactions_ ||
old_reactions->need_polling_ != new_reactions->need_polling_;
}
bool MessageReactions::need_update_unread_reactions(const MessageReactions *old_reactions,
const MessageReactions *new_reactions) {
if (old_reactions == nullptr || old_reactions->unread_reactions_.empty()) {
return !(new_reactions == nullptr || new_reactions->unread_reactions_.empty());
}
return new_reactions == nullptr || old_reactions->unread_reactions_ != new_reactions->unread_reactions_;
}
StringBuilder &operator<<(StringBuilder &string_builder, const MessageReactions &reactions) {
return string_builder << (reactions.is_min_ ? "Min" : "") << "MessageReactions{" << reactions.reactions_
<< " with unread " << reactions.unread_reactions_ << ", reaction order "
<< reactions.chosen_reaction_order_
<< " and can_get_added_reactions = " << reactions.can_get_added_reactions_;
}
StringBuilder &operator<<(StringBuilder &string_builder, const unique_ptr<MessageReactions> &reactions) {
if (reactions == nullptr) {
return string_builder << "null";
}
return string_builder << *reactions;
}
bool is_custom_reaction(const string &reaction) {
return reaction[0] == '#';
}
bool is_active_reaction(const string &reaction, const FlatHashMap<string, size_t> &active_reaction_pos) {
return !reaction.empty() && (is_custom_reaction(reaction) || active_reaction_pos.count(reaction) > 0);
}
void reload_message_reactions(Td *td, DialogId dialog_id, vector<MessageId> &&message_ids) {
if (!td->messages_manager_->have_input_peer(dialog_id, AccessRights::Read) ||
dialog_id.get_type() == DialogType::SecretChat || message_ids.empty()) {
create_actor<SleepActor>(
"RetryReloadMessageReactionsActor", 0.2,
PromiseCreator::lambda([actor_id = G()->messages_manager(), dialog_id](Result<Unit> result) mutable {
send_closure(actor_id, &MessagesManager::try_reload_message_reactions, dialog_id, true);
}))
.release();
return;
}
for (const auto &message_id : message_ids) {
CHECK(message_id.is_valid());
CHECK(message_id.is_server());
}
td->create_handler<GetMessagesReactionsQuery>()->send(dialog_id, std::move(message_ids));
}
void send_message_reaction(Td *td, FullMessageId full_message_id, vector<string> reactions, bool is_big,
bool add_to_recent, Promise<Unit> &&promise) {
td->create_handler<SendReactionQuery>(std::move(promise))
->send(full_message_id, std::move(reactions), is_big, add_to_recent);
}
void get_message_added_reactions(Td *td, FullMessageId full_message_id, string reaction, string offset, int32 limit,
Promise<td_api::object_ptr<td_api::addedReactions>> &&promise) {
if (!td->messages_manager_->have_message_force(full_message_id, "get_message_added_reactions")) {
return promise.set_error(Status::Error(400, "Message not found"));
}
auto message_id = full_message_id.get_message_id();
if (full_message_id.get_dialog_id().get_type() == DialogType::SecretChat || !message_id.is_valid() ||
!message_id.is_server()) {
return promise.set_value(td_api::make_object<td_api::addedReactions>(0, Auto(), string()));
}
if (limit <= 0) {
return promise.set_error(Status::Error(400, "Parameter limit must be positive"));
}
static constexpr int32 MAX_GET_ADDED_REACTIONS = 100; // server side limit
if (limit > MAX_GET_ADDED_REACTIONS) {
limit = MAX_GET_ADDED_REACTIONS;
}
td->create_handler<GetMessageReactionsListQuery>(std::move(promise))
->send(full_message_id, std::move(reaction), std::move(offset), limit);
}
void set_default_reaction(Td *td, string reaction, Promise<Unit> &&promise) {
if (reaction.empty()) {
return promise.set_error(Status::Error(400, "Default reaction must be non-empty"));
}
if (!is_custom_reaction(reaction) && !td->stickers_manager_->is_active_reaction(reaction)) {
return promise.set_error(Status::Error(400, "Can't set incative reaction as default"));
}
if (td->option_manager_->get_option_string("default_reaction", "-") != reaction) {
td->option_manager_->set_option_string("default_reaction", reaction);
if (!td->option_manager_->get_option_boolean("default_reaction_needs_sync")) {
td->option_manager_->set_option_boolean("default_reaction_needs_sync", true);
send_set_default_reaction_query(td);
}
}
promise.set_value(Unit());
}
void send_set_default_reaction_query(Td *td) {
td->create_handler<SetDefaultReactionQuery>()->send(td->option_manager_->get_option_string("default_reaction"));
}
td_api::object_ptr<td_api::updateDefaultReactionType> get_update_default_reaction_type(const string &default_reaction) {
if (default_reaction.empty()) {
return nullptr;
}
return td_api::make_object<td_api::updateDefaultReactionType>(get_reaction_type_object(default_reaction));
}
void report_message_reactions(Td *td, FullMessageId full_message_id, DialogId chooser_dialog_id,
Promise<Unit> &&promise) {
auto dialog_id = full_message_id.get_dialog_id();
if (!td->messages_manager_->have_dialog_force(dialog_id, "send_callback_query")) {
return promise.set_error(Status::Error(400, "Chat not found"));
}
if (!td->messages_manager_->have_input_peer(dialog_id, AccessRights::Read)) {
return promise.set_error(Status::Error(400, "Can't access the chat"));
}
if (dialog_id.get_type() == DialogType::SecretChat) {
return promise.set_error(Status::Error(400, "Reactions can't be reported in the chat"));
}
if (!td->messages_manager_->have_message_force(full_message_id, "report_user_reactions")) {
return promise.set_error(Status::Error(400, "Message not found"));
}
auto message_id = full_message_id.get_message_id();
if (message_id.is_valid_scheduled()) {
return promise.set_error(Status::Error(400, "Can't report reactions on scheduled messages"));
}
if (!message_id.is_server()) {
return promise.set_error(Status::Error(400, "Message reactions can't be reported"));
}
if (!td->messages_manager_->have_input_peer(chooser_dialog_id, AccessRights::Know)) {
return promise.set_error(Status::Error(400, "Reaction sender not found"));
}
td->create_handler<ReportReactionQuery>(std::move(promise))->send(dialog_id, message_id, chooser_dialog_id);
}
vector<string> get_recent_reactions(Td *td) {
return td->stickers_manager_->get_recent_reactions();
}
vector<string> get_top_reactions(Td *td) {
return td->stickers_manager_->get_top_reactions();
}
void add_recent_reaction(Td *td, const string &reaction) {
td->stickers_manager_->add_recent_reaction(reaction);
}
int64 get_reactions_hash(const vector<string> &reactions) {
vector<uint64> numbers;
for (auto &reaction : reactions) {
if (is_custom_reaction(reaction)) {
auto custom_emoji_id = static_cast<uint64>(get_custom_emoji_id(reaction));
numbers.push_back(custom_emoji_id >> 32);
numbers.push_back(custom_emoji_id & 0xFFFFFFFF);
} else {
auto emoji = remove_emoji_selectors(reaction);
unsigned char hash[16];
md5(emoji, {hash, sizeof(hash)});
auto get = [hash](int num) {
return static_cast<uint32>(hash[num]);
};
numbers.push_back(0);
numbers.push_back(static_cast<int32>((get(0) << 24) + (get(1) << 16) + (get(2) << 8) + get(3)));
}
}
return get_vector_hash(numbers);
}
} // namespace td
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