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tdlight/td/telegram/DialogEventLog.cpp

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
//
// 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/DialogEventLog.h"
#include "td/telegram/ChannelId.h"
#include "td/telegram/ContactsManager.h"
#include "td/telegram/DialogInviteLink.h"
#include "td/telegram/DialogLocation.h"
#include "td/telegram/DialogParticipant.h"
#include "td/telegram/Global.h"
#include "td/telegram/GroupCallManager.h"
#include "td/telegram/GroupCallParticipant.h"
#include "td/telegram/InputGroupCallId.h"
#include "td/telegram/MessageSender.h"
#include "td/telegram/MessagesManager.h"
#include "td/telegram/MessageTtlSetting.h"
#include "td/telegram/StickersManager.h"
#include "td/telegram/Td.h"
#include "td/telegram/telegram_api.h"
#include "td/utils/buffer.h"
#include "td/utils/logging.h"
#include "td/utils/misc.h"
#include "td/utils/Status.h"
namespace td {
static td_api::object_ptr<td_api::ChatEventAction> get_chat_event_action_object(
Td *td, ChannelId channel_id, tl_object_ptr<telegram_api::ChannelAdminLogEventAction> &&action_ptr) {
CHECK(action_ptr != nullptr);
switch (action_ptr->get_id()) {
case telegram_api::channelAdminLogEventActionParticipantJoin::ID:
return td_api::make_object<td_api::chatEventMemberJoined>();
case telegram_api::channelAdminLogEventActionParticipantJoinByInvite::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantJoinByInvite>(action_ptr);
DialogInviteLink invite_link(std::move(action->invite_));
if (!invite_link.is_valid()) {
LOG(ERROR) << "Wrong invite link: " << invite_link;
return nullptr;
}
return td_api::make_object<td_api::chatEventMemberJoinedByInviteLink>(
invite_link.get_chat_invite_link_object(td->contacts_manager_.get()));
}
case telegram_api::channelAdminLogEventActionParticipantJoinByRequest::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantJoinByRequest>(action_ptr);
DialogInviteLink invite_link(std::move(action->invite_));
if (!invite_link.is_valid()) {
LOG(ERROR) << "Wrong invite link: " << invite_link;
return nullptr;
}
UserId approver_user_id(action->approved_by_);
if (!approver_user_id.is_valid()) {
return nullptr;
}
return td_api::make_object<td_api::chatEventMemberJoinedByRequest>(
td->contacts_manager_->get_user_id_object(approver_user_id, "chatEventMemberJoinedByRequest"),
invite_link.get_chat_invite_link_object(td->contacts_manager_.get()));
}
case telegram_api::channelAdminLogEventActionParticipantLeave::ID:
return td_api::make_object<td_api::chatEventMemberLeft>();
case telegram_api::channelAdminLogEventActionParticipantInvite::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantInvite>(action_ptr);
DialogParticipant dialog_participant(std::move(action->participant_));
if (!dialog_participant.is_valid() || dialog_participant.dialog_id_.get_type() != DialogType::User) {
LOG(ERROR) << "Wrong invite: " << dialog_participant;
return nullptr;
}
return td_api::make_object<td_api::chatEventMemberInvited>(
td->contacts_manager_->get_user_id_object(dialog_participant.dialog_id_.get_user_id(),
"chatEventMemberInvited"),
dialog_participant.status_.get_chat_member_status_object());
}
case telegram_api::channelAdminLogEventActionParticipantToggleBan::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantToggleBan>(action_ptr);
DialogParticipant old_dialog_participant(std::move(action->prev_participant_));
DialogParticipant new_dialog_participant(std::move(action->new_participant_));
if (old_dialog_participant.dialog_id_ != new_dialog_participant.dialog_id_) {
LOG(ERROR) << old_dialog_participant.dialog_id_ << " VS " << new_dialog_participant.dialog_id_;
return nullptr;
}
if (!old_dialog_participant.is_valid() || !new_dialog_participant.is_valid()) {
LOG(ERROR) << "Wrong restrict: " << old_dialog_participant << " -> " << new_dialog_participant;
return nullptr;
}
return td_api::make_object<td_api::chatEventMemberRestricted>(
get_message_sender_object(td, old_dialog_participant.dialog_id_, "chatEventMemberRestricted"),
old_dialog_participant.status_.get_chat_member_status_object(),
new_dialog_participant.status_.get_chat_member_status_object());
}
case telegram_api::channelAdminLogEventActionParticipantToggleAdmin::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantToggleAdmin>(action_ptr);
DialogParticipant old_dialog_participant(std::move(action->prev_participant_));
DialogParticipant new_dialog_participant(std::move(action->new_participant_));
if (old_dialog_participant.dialog_id_ != new_dialog_participant.dialog_id_) {
LOG(ERROR) << old_dialog_participant.dialog_id_ << " VS " << new_dialog_participant.dialog_id_;
return nullptr;
}
if (!old_dialog_participant.is_valid() || !new_dialog_participant.is_valid() ||
old_dialog_participant.dialog_id_.get_type() != DialogType::User) {
LOG(ERROR) << "Wrong edit administrator: " << old_dialog_participant << " -> " << new_dialog_participant;
return nullptr;
}
return td_api::make_object<td_api::chatEventMemberPromoted>(
td->contacts_manager_->get_user_id_object(old_dialog_participant.dialog_id_.get_user_id(),
"chatEventMemberPromoted"),
old_dialog_participant.status_.get_chat_member_status_object(),
new_dialog_participant.status_.get_chat_member_status_object());
}
case telegram_api::channelAdminLogEventActionChangeTitle::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangeTitle>(action_ptr);
return td_api::make_object<td_api::chatEventTitleChanged>(std::move(action->prev_value_),
std::move(action->new_value_));
}
case telegram_api::channelAdminLogEventActionChangeAbout::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangeAbout>(action_ptr);
return td_api::make_object<td_api::chatEventDescriptionChanged>(std::move(action->prev_value_),
std::move(action->new_value_));
}
case telegram_api::channelAdminLogEventActionChangeUsername::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangeUsername>(action_ptr);
return td_api::make_object<td_api::chatEventUsernameChanged>(std::move(action->prev_value_),
std::move(action->new_value_));
}
case telegram_api::channelAdminLogEventActionChangePhoto::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangePhoto>(action_ptr);
auto file_manager = td->file_manager_.get();
auto old_photo = get_photo(file_manager, std::move(action->prev_photo_), DialogId(channel_id));
auto new_photo = get_photo(file_manager, std::move(action->new_photo_), DialogId(channel_id));
return td_api::make_object<td_api::chatEventPhotoChanged>(get_chat_photo_object(file_manager, old_photo),
get_chat_photo_object(file_manager, new_photo));
}
case telegram_api::channelAdminLogEventActionDefaultBannedRights::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionDefaultBannedRights>(action_ptr);
auto old_permissions = get_restricted_rights(std::move(action->prev_banned_rights_));
auto new_permissions = get_restricted_rights(std::move(action->new_banned_rights_));
return td_api::make_object<td_api::chatEventPermissionsChanged>(old_permissions.get_chat_permissions_object(),
new_permissions.get_chat_permissions_object());
}
case telegram_api::channelAdminLogEventActionToggleInvites::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionToggleInvites>(action_ptr);
return td_api::make_object<td_api::chatEventInvitesToggled>(action->new_value_);
}
case telegram_api::channelAdminLogEventActionToggleSignatures::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionToggleSignatures>(action_ptr);
return td_api::make_object<td_api::chatEventSignMessagesToggled>(action->new_value_);
}
case telegram_api::channelAdminLogEventActionUpdatePinned::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionUpdatePinned>(action_ptr);
auto message =
td->messages_manager_->get_dialog_event_log_message_object(DialogId(channel_id), std::move(action->message_));
if (message == nullptr) {
return nullptr;
}
if (message->is_pinned_) {
return td_api::make_object<td_api::chatEventMessagePinned>(std::move(message));
} else {
return td_api::make_object<td_api::chatEventMessageUnpinned>(std::move(message));
}
}
case telegram_api::channelAdminLogEventActionSendMessage::ID: {
return nullptr;
}
case telegram_api::channelAdminLogEventActionEditMessage::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionEditMessage>(action_ptr);
auto old_message = td->messages_manager_->get_dialog_event_log_message_object(DialogId(channel_id),
std::move(action->prev_message_));
auto new_message = td->messages_manager_->get_dialog_event_log_message_object(DialogId(channel_id),
std::move(action->new_message_));
if (old_message == nullptr || new_message == nullptr) {
return nullptr;
}
return td_api::make_object<td_api::chatEventMessageEdited>(std::move(old_message), std::move(new_message));
}
case telegram_api::channelAdminLogEventActionStopPoll::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionStopPoll>(action_ptr);
auto message =
td->messages_manager_->get_dialog_event_log_message_object(DialogId(channel_id), std::move(action->message_));
if (message == nullptr) {
return nullptr;
}
return td_api::make_object<td_api::chatEventPollStopped>(std::move(message));
}
case telegram_api::channelAdminLogEventActionDeleteMessage::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionDeleteMessage>(action_ptr);
auto message =
td->messages_manager_->get_dialog_event_log_message_object(DialogId(channel_id), std::move(action->message_));
if (message == nullptr) {
return nullptr;
}
return td_api::make_object<td_api::chatEventMessageDeleted>(std::move(message));
}
case telegram_api::channelAdminLogEventActionChangeStickerSet::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangeStickerSet>(action_ptr);
auto old_sticker_set_id = td->stickers_manager_->add_sticker_set(std::move(action->prev_stickerset_));
auto new_sticker_set_id = td->stickers_manager_->add_sticker_set(std::move(action->new_stickerset_));
return td_api::make_object<td_api::chatEventStickerSetChanged>(old_sticker_set_id.get(),
new_sticker_set_id.get());
}
case telegram_api::channelAdminLogEventActionTogglePreHistoryHidden::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionTogglePreHistoryHidden>(action_ptr);
return td_api::make_object<td_api::chatEventIsAllHistoryAvailableToggled>(!action->new_value_);
}
case telegram_api::channelAdminLogEventActionChangeLinkedChat::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangeLinkedChat>(action_ptr);
auto get_dialog_from_channel_id = [messages_manager = td->messages_manager_.get()](int64 channel_id_int) {
ChannelId channel_id(channel_id_int);
if (!channel_id.is_valid()) {
return DialogId();
}
DialogId dialog_id(channel_id);
messages_manager->force_create_dialog(dialog_id, "get_dialog_from_channel_id");
return dialog_id;
};
auto old_linked_dialog_id = get_dialog_from_channel_id(action->prev_value_);
auto new_linked_dialog_id = get_dialog_from_channel_id(action->new_value_);
if (old_linked_dialog_id == new_linked_dialog_id) {
LOG(ERROR) << "Receive the same linked " << new_linked_dialog_id;
return nullptr;
}
return td_api::make_object<td_api::chatEventLinkedChatChanged>(old_linked_dialog_id.get(),
new_linked_dialog_id.get());
}
case telegram_api::channelAdminLogEventActionChangeLocation::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangeLocation>(action_ptr);
auto old_location = DialogLocation(std::move(action->prev_value_));
auto new_location = DialogLocation(std::move(action->new_value_));
return td_api::make_object<td_api::chatEventLocationChanged>(old_location.get_chat_location_object(),
new_location.get_chat_location_object());
}
case telegram_api::channelAdminLogEventActionToggleSlowMode::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionToggleSlowMode>(action_ptr);
auto old_slow_mode_delay = clamp(action->prev_value_, 0, 86400 * 366);
auto new_slow_mode_delay = clamp(action->new_value_, 0, 86400 * 366);
return td_api::make_object<td_api::chatEventSlowModeDelayChanged>(old_slow_mode_delay, new_slow_mode_delay);
}
case telegram_api::channelAdminLogEventActionExportedInviteEdit::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionExportedInviteEdit>(action_ptr);
DialogInviteLink old_invite_link(std::move(action->prev_invite_));
DialogInviteLink new_invite_link(std::move(action->new_invite_));
if (!old_invite_link.is_valid() || !new_invite_link.is_valid()) {
LOG(ERROR) << "Wrong edited invite link: " << old_invite_link << " -> " << new_invite_link;
return nullptr;
}
return td_api::make_object<td_api::chatEventInviteLinkEdited>(
old_invite_link.get_chat_invite_link_object(td->contacts_manager_.get()),
new_invite_link.get_chat_invite_link_object(td->contacts_manager_.get()));
}
case telegram_api::channelAdminLogEventActionExportedInviteRevoke::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionExportedInviteRevoke>(action_ptr);
DialogInviteLink invite_link(std::move(action->invite_));
if (!invite_link.is_valid()) {
LOG(ERROR) << "Wrong revoked invite link: " << invite_link;
return nullptr;
}
return td_api::make_object<td_api::chatEventInviteLinkRevoked>(
invite_link.get_chat_invite_link_object(td->contacts_manager_.get()));
}
case telegram_api::channelAdminLogEventActionExportedInviteDelete::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionExportedInviteDelete>(action_ptr);
DialogInviteLink invite_link(std::move(action->invite_));
if (!invite_link.is_valid()) {
LOG(ERROR) << "Wrong deleted invite link: " << invite_link;
return nullptr;
}
return td_api::make_object<td_api::chatEventInviteLinkDeleted>(
invite_link.get_chat_invite_link_object(td->contacts_manager_.get()));
}
case telegram_api::channelAdminLogEventActionStartGroupCall::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionStartGroupCall>(action_ptr);
auto input_group_call_id = InputGroupCallId(action->call_);
if (!input_group_call_id.is_valid()) {
return nullptr;
}
return td_api::make_object<td_api::chatEventVideoChatCreated>(
td->group_call_manager_->get_group_call_id(input_group_call_id, DialogId(channel_id)).get());
}
case telegram_api::channelAdminLogEventActionDiscardGroupCall::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionDiscardGroupCall>(action_ptr);
auto input_group_call_id = InputGroupCallId(action->call_);
if (!input_group_call_id.is_valid()) {
return nullptr;
}
return td_api::make_object<td_api::chatEventVideoChatDiscarded>(
td->group_call_manager_->get_group_call_id(input_group_call_id, DialogId(channel_id)).get());
}
case telegram_api::channelAdminLogEventActionParticipantMute::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantMute>(action_ptr);
GroupCallParticipant participant(action->participant_, 0);
if (!participant.is_valid()) {
return nullptr;
}
return td_api::make_object<td_api::chatEventVideoChatParticipantIsMutedToggled>(
get_message_sender_object(td, participant.dialog_id, "chatEventVideoChatParticipantIsMutedToggled"), true);
}
case telegram_api::channelAdminLogEventActionParticipantUnmute::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantUnmute>(action_ptr);
GroupCallParticipant participant(action->participant_, 0);
if (!participant.is_valid()) {
return nullptr;
}
return td_api::make_object<td_api::chatEventVideoChatParticipantIsMutedToggled>(
get_message_sender_object(td, participant.dialog_id, "chatEventVideoChatParticipantIsMutedToggled"), false);
}
case telegram_api::channelAdminLogEventActionParticipantVolume::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionParticipantVolume>(action_ptr);
GroupCallParticipant participant(action->participant_, 0);
if (!participant.is_valid()) {
return nullptr;
}
return td_api::make_object<td_api::chatEventVideoChatParticipantVolumeLevelChanged>(
get_message_sender_object(td, participant.dialog_id, "chatEventVideoChatParticipantVolumeLevelChanged"),
participant.volume_level);
}
case telegram_api::channelAdminLogEventActionToggleGroupCallSetting::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionToggleGroupCallSetting>(action_ptr);
return td_api::make_object<td_api::chatEventVideoChatMuteNewParticipantsToggled>(action->join_muted_);
}
case telegram_api::channelAdminLogEventActionChangeHistoryTTL::ID: {
auto action = move_tl_object_as<telegram_api::channelAdminLogEventActionChangeHistoryTTL>(action_ptr);
auto old_value = MessageTtlSetting(clamp(action->prev_value_, 0, 86400 * 366));
auto new_value = MessageTtlSetting(clamp(action->new_value_, 0, 86400 * 366));
return td_api::make_object<td_api::chatEventMessageTtlSettingChanged>(old_value.get_message_ttl_setting_object(),
new_value.get_message_ttl_setting_object());
}
case telegram_api::channelAdminLogEventActionToggleNoForwards::ID:
return nullptr;
default:
UNREACHABLE();
return nullptr;
}
}
class GetChannelAdminLogQuery final : public Td::ResultHandler {
Promise<td_api::object_ptr<td_api::chatEvents>> promise_;
ChannelId channel_id_;
public:
explicit GetChannelAdminLogQuery(Promise<td_api::object_ptr<td_api::chatEvents>> &&promise)
: promise_(std::move(promise)) {
}
void send(ChannelId channel_id, const string &query, int64 from_event_id, int32 limit,
tl_object_ptr<telegram_api::channelAdminLogEventsFilter> filter,
vector<tl_object_ptr<telegram_api::InputUser>> input_users) {
channel_id_ = channel_id;
auto input_channel = td_->contacts_manager_->get_input_channel(channel_id);
CHECK(input_channel != nullptr);
int32 flags = 0;
if (filter != nullptr) {
flags |= telegram_api::channels_getAdminLog::EVENTS_FILTER_MASK;
}
if (!input_users.empty()) {
flags |= telegram_api::channels_getAdminLog::ADMINS_MASK;
}
send_query(G()->net_query_creator().create(telegram_api::channels_getAdminLog(
flags, std::move(input_channel), query, std::move(filter), std::move(input_users), from_event_id, 0, limit)));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::channels_getAdminLog>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
auto events = result_ptr.move_as_ok();
LOG(INFO) << "Receive in " << channel_id_ << ' ' << to_string(events);
td_->contacts_manager_->on_get_users(std::move(events->users_), "on_get_event_log");
td_->contacts_manager_->on_get_chats(std::move(events->chats_), "on_get_event_log");
auto result = td_api::make_object<td_api::chatEvents>();
result->events_.reserve(events->events_.size());
for (auto &event : events->events_) {
if (event->date_ <= 0) {
LOG(ERROR) << "Receive wrong event date = " << event->date_;
event->date_ = 0;
}
UserId user_id(event->user_id_);
if (!user_id.is_valid()) {
LOG(ERROR) << "Receive invalid " << user_id;
continue;
}
LOG_IF(ERROR, !td_->contacts_manager_->have_user(user_id)) << "Have no info about " << user_id;
auto action = get_chat_event_action_object(td_, channel_id_, std::move(event->action_));
if (action == nullptr) {
continue;
}
result->events_.push_back(td_api::make_object<td_api::chatEvent>(
event->id_, event->date_, td_->contacts_manager_->get_user_id_object(user_id, "chatEvent"),
std::move(action)));
}
promise_.set_value(std::move(result));
}
void on_error(Status status) final {
td_->contacts_manager_->on_get_channel_error(channel_id_, status, "GetChannelAdminLogQuery");
promise_.set_error(std::move(status));
}
};
static telegram_api::object_ptr<telegram_api::channelAdminLogEventsFilter> get_input_channel_admin_log_events_filter(
const td_api::object_ptr<td_api::chatEventLogFilters> &filters) {
if (filters == nullptr) {
return nullptr;
}
int32 flags = 0;
if (filters->message_edits_) {
flags |= telegram_api::channelAdminLogEventsFilter::EDIT_MASK;
}
if (filters->message_deletions_) {
flags |= telegram_api::channelAdminLogEventsFilter::DELETE_MASK;
}
if (filters->message_pins_) {
flags |= telegram_api::channelAdminLogEventsFilter::PINNED_MASK;
}
if (filters->member_joins_) {
flags |= telegram_api::channelAdminLogEventsFilter::JOIN_MASK;
}
if (filters->member_leaves_) {
flags |= telegram_api::channelAdminLogEventsFilter::LEAVE_MASK;
}
if (filters->member_invites_) {
flags |= telegram_api::channelAdminLogEventsFilter::INVITE_MASK;
}
if (filters->member_promotions_) {
flags |= telegram_api::channelAdminLogEventsFilter::PROMOTE_MASK;
flags |= telegram_api::channelAdminLogEventsFilter::DEMOTE_MASK;
}
if (filters->member_restrictions_) {
flags |= telegram_api::channelAdminLogEventsFilter::BAN_MASK;
flags |= telegram_api::channelAdminLogEventsFilter::UNBAN_MASK;
flags |= telegram_api::channelAdminLogEventsFilter::KICK_MASK;
flags |= telegram_api::channelAdminLogEventsFilter::UNKICK_MASK;
}
if (filters->info_changes_) {
flags |= telegram_api::channelAdminLogEventsFilter::INFO_MASK;
}
if (filters->setting_changes_) {
flags |= telegram_api::channelAdminLogEventsFilter::SETTINGS_MASK;
}
if (filters->invite_link_changes_) {
flags |= telegram_api::channelAdminLogEventsFilter::INVITES_MASK;
}
if (filters->video_chat_changes_) {
flags |= telegram_api::channelAdminLogEventsFilter::GROUP_CALL_MASK;
}
return telegram_api::make_object<telegram_api::channelAdminLogEventsFilter>(
flags, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/,
false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/,
false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/);
}
void get_dialog_event_log(Td *td, DialogId dialog_id, const string &query, int64 from_event_id, int32 limit,
const td_api::object_ptr<td_api::chatEventLogFilters> &filters,
const vector<UserId> &user_ids, Promise<td_api::object_ptr<td_api::chatEvents>> &&promise) {
if (!td->messages_manager_->have_dialog_force(dialog_id, "get_dialog_event_log")) {
return promise.set_error(Status::Error(400, "Chat not found"));
}
if (dialog_id.get_type() != DialogType::Channel) {
return promise.set_error(Status::Error(400, "Chat is not a supergroup chat"));
}
auto channel_id = dialog_id.get_channel_id();
if (!td->contacts_manager_->have_channel(channel_id)) {
return promise.set_error(Status::Error(400, "Chat info not found"));
}
if (!td->contacts_manager_->get_channel_status(channel_id).is_administrator()) {
return promise.set_error(Status::Error(400, "Not enough rights to get event log"));
}
vector<tl_object_ptr<telegram_api::InputUser>> input_users;
for (auto user_id : user_ids) {
auto input_user = td->contacts_manager_->get_input_user(user_id);
if (input_user == nullptr) {
return promise.set_error(Status::Error(400, "User not found"));
}
input_users.push_back(std::move(input_user));
}
td->create_handler<GetChannelAdminLogQuery>(std::move(promise))
->send(channel_id, query, from_event_id, limit, get_input_channel_admin_log_events_filter(filters),
std::move(input_users));
}
} // namespace td
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