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Move methods for chat participant changes to DialogParticipantManager.

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This commit is contained in:
levlam 2024-02-25 00:45:19 +03:00
parent 3d80f1ae6f
commit 49674bb431
4 changed files with 289 additions and 290 deletions
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269
td/telegram/ContactsManager.cpp
View File

@ -2270,119 +2270,6 @@ class DeleteChannelQuery final : public Td::ResultHandler {
}
};
class AddChatUserQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
ChatId chat_id_;
UserId user_id_;
public:
explicit AddChatUserQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(ChatId chat_id, UserId user_id, tl_object_ptr<telegram_api::InputUser> &&input_user, int32 forward_limit) {
chat_id_ = chat_id;
user_id_ = user_id;
send_query(G()->net_query_creator().create(
telegram_api::messages_addChatUser(chat_id.get(), std::move(input_user), forward_limit)));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_addChatUser>(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 AddChatUserQuery: " << to_string(ptr);
td_->updates_manager_->on_get_updates(std::move(ptr), std::move(promise_));
}
void on_error(Status status) final {
if (!td_->auth_manager_->is_bot() && status.message() == "USER_PRIVACY_RESTRICTED") {
td_->dialog_participant_manager_->send_update_add_chat_members_privacy_forbidden(DialogId(chat_id_), {user_id_},
"AddChatUserQuery");
return promise_.set_error(Status::Error(406, "USER_PRIVACY_RESTRICTED"));
}
promise_.set_error(std::move(status));
}
};
class EditChatAdminQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
ChatId chat_id_;
UserId user_id_;
public:
explicit EditChatAdminQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(ChatId chat_id, UserId user_id, tl_object_ptr<telegram_api::InputUser> &&input_user,
bool is_administrator) {
chat_id_ = chat_id;
user_id_ = user_id;
send_query(G()->net_query_creator().create(
telegram_api::messages_editChatAdmin(chat_id.get(), std::move(input_user), is_administrator)));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_editChatAdmin>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
bool result = result_ptr.move_as_ok();
if (!result) {
LOG(ERROR) << "Receive false as result of messages.editChatAdmin";
return on_error(Status::Error(400, "Can't edit chat administrators"));
}
// result will come in the updates
promise_.set_value(Unit());
}
void on_error(Status status) final {
if (!td_->auth_manager_->is_bot() && status.message() == "USER_PRIVACY_RESTRICTED") {
// impossible now, because the user must be in the chat already
td_->dialog_participant_manager_->send_update_add_chat_members_privacy_forbidden(DialogId(chat_id_), {user_id_},
"EditChatAdminQuery");
return promise_.set_error(Status::Error(406, "USER_PRIVACY_RESTRICTED"));
}
promise_.set_error(std::move(status));
}
};
class DeleteChatUserQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
public:
explicit DeleteChatUserQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(ChatId chat_id, tl_object_ptr<telegram_api::InputUser> &&input_user, bool revoke_messages) {
int32 flags = 0;
if (revoke_messages) {
flags |= telegram_api::messages_deleteChatUser::REVOKE_HISTORY_MASK;
}
send_query(G()->net_query_creator().create(
telegram_api::messages_deleteChatUser(flags, false /*ignored*/, chat_id.get(), std::move(input_user))));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_deleteChatUser>(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 DeleteChatUserQuery: " << to_string(ptr);
td_->updates_manager_->on_get_updates(std::move(ptr), std::move(promise_));
}
void on_error(Status status) final {
promise_.set_error(std::move(status));
}
};
class CanEditChannelCreatorQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
@ -7931,109 +7818,6 @@ void ContactsManager::delete_channel(ChannelId channel_id, Promise<Unit> &&promi
td_->create_handler<DeleteChannelQuery>(std::move(promise))->send(channel_id);
}
void ContactsManager::add_chat_participant(ChatId chat_id, UserId user_id, int32 forward_limit,
Promise<Unit> &&promise) {
const Chat *c = get_chat(chat_id);
if (c == nullptr) {
return promise.set_error(Status::Error(400, "Chat info not found"));
}
if (!c->is_active) {
return promise.set_error(Status::Error(400, "Chat is deactivated"));
}
if (forward_limit < 0) {
return promise.set_error(Status::Error(400, "Can't forward negative number of messages"));
}
if (user_id != get_my_id()) {
if (!get_chat_permissions(c).can_invite_users()) {
return promise.set_error(Status::Error(400, "Not enough rights to invite members to the group chat"));
}
} else if (c->status.is_banned()) {
return promise.set_error(Status::Error(400, "User was kicked from the chat"));
}
// TODO upper bound on forward_limit
TRY_RESULT_PROMISE(promise, input_user, get_input_user(user_id));
// TODO invoke after
td_->create_handler<AddChatUserQuery>(std::move(promise))
->send(chat_id, user_id, std::move(input_user), forward_limit);
}
void ContactsManager::set_chat_participant_status(ChatId chat_id, UserId user_id, DialogParticipantStatus status,
Promise<Unit> &&promise) {
if (!status.is_member()) {
return delete_chat_participant(chat_id, user_id, false, std::move(promise));
}
if (status.is_creator()) {
return promise.set_error(Status::Error(400, "Can't change owner in basic group chats"));
}
if (status.is_restricted()) {
return promise.set_error(Status::Error(400, "Can't restrict users in basic group chats"));
}
auto c = get_chat(chat_id);
if (c == nullptr) {
return promise.set_error(Status::Error(400, "Chat info not found"));
}
if (!c->is_active) {
return promise.set_error(Status::Error(400, "Chat is deactivated"));
}
auto chat_full = get_chat_full(chat_id);
if (chat_full == nullptr) {
auto load_chat_full_promise =
PromiseCreator::lambda([actor_id = actor_id(this), chat_id, user_id, status = std::move(status),
promise = std::move(promise)](Result<Unit> &&result) mutable {
if (result.is_error()) {
promise.set_error(result.move_as_error());
} else {
send_closure(actor_id, &ContactsManager::set_chat_participant_status, chat_id, user_id, status,
std::move(promise));
}
});
return load_chat_full(chat_id, false, std::move(load_chat_full_promise), "set_chat_participant_status");
}
auto participant = get_chat_full_participant(chat_full, DialogId(user_id));
if (participant == nullptr && !status.is_administrator()) {
// the user isn't a member, but needs to be added
return add_chat_participant(chat_id, user_id, 0, std::move(promise));
}
if (!get_chat_permissions(c).can_promote_members()) {
return promise.set_error(Status::Error(400, "Need owner rights in the group chat"));
}
if (user_id == get_my_id()) {
return promise.set_error(Status::Error(400, "Can't promote or demote self"));
}
if (participant == nullptr) {
// the user must be added first
CHECK(status.is_administrator());
auto add_chat_participant_promise = PromiseCreator::lambda(
[actor_id = actor_id(this), chat_id, user_id, promise = std::move(promise)](Result<Unit> &&result) mutable {
if (result.is_error()) {
promise.set_error(result.move_as_error());
} else {
send_closure(actor_id, &ContactsManager::send_edit_chat_admin_query, chat_id, user_id, true,
std::move(promise));
}
});
return add_chat_participant(chat_id, user_id, 0, std::move(add_chat_participant_promise));
}
send_edit_chat_admin_query(chat_id, user_id, status.is_administrator(), std::move(promise));
}
void ContactsManager::send_edit_chat_admin_query(ChatId chat_id, UserId user_id, bool is_administrator,
Promise<Unit> &&promise) {
TRY_RESULT_PROMISE(promise, input_user, get_input_user(user_id));
td_->create_handler<EditChatAdminQuery>(std::move(promise))
->send(chat_id, user_id, std::move(input_user), is_administrator);
}
void ContactsManager::can_transfer_ownership(Promise<CanTransferOwnershipResult> &&promise) {
auto request_promise = PromiseCreator::lambda([promise = std::move(promise)](Result<Unit> r_result) mutable {
CHECK(r_result.is_error());
@ -8137,59 +7921,6 @@ void ContactsManager::transfer_channel_ownership(
->send(channel_id, user_id, std::move(input_check_password));
}
void ContactsManager::delete_chat_participant(ChatId chat_id, UserId user_id, bool revoke_messages,
Promise<Unit> &&promise) {
const Chat *c = get_chat(chat_id);
if (c == nullptr) {
return promise.set_error(Status::Error(400, "Chat info not found"));
}
if (!c->is_active) {
return promise.set_error(Status::Error(400, "Chat is deactivated"));
}
auto my_id = get_my_id();
if (c->status.is_left()) {
if (user_id == my_id) {
if (revoke_messages) {
return td_->messages_manager_->delete_dialog_history(DialogId(chat_id), true, false, std::move(promise));
}
return promise.set_value(Unit());
} else {
return promise.set_error(Status::Error(400, "Not in the chat"));
}
}
if (user_id != my_id) {
auto my_status = get_chat_permissions(c);
if (!my_status.is_creator()) { // creator can delete anyone
auto participant = get_chat_participant(chat_id, user_id);
if (participant != nullptr) { // if have no information about participant, just send request to the server
/*
TODO
if (c->everyone_is_administrator) {
// if all are administrators, only invited by me participants can be deleted
if (participant->inviter_user_id_ != my_id) {
return promise.set_error(Status::Error(400, "Need to be inviter of a user to kick it from a basic group"));
}
} else {
// otherwise, only creator can kick administrators
if (participant->status_.is_administrator()) {
return promise.set_error(
Status::Error(400, "Only the creator of a basic group can kick group administrators"));
}
// regular users can be kicked by administrators and their inviters
if (!my_status.is_administrator() && participant->inviter_user_id_ != my_id) {
return promise.set_error(Status::Error(400, "Need to be inviter of a user to kick it from a basic group"));
}
}
*/
}
}
}
TRY_RESULT_PROMISE(promise, input_user, get_input_user(user_id));
// TODO invoke after
td_->create_handler<DeleteChatUserQuery>(std::move(promise))->send(chat_id, std::move(input_user), revoke_messages);
}
void ContactsManager::migrate_dialog_to_megagroup(DialogId dialog_id,
Promise<td_api::object_ptr<td_api::chat>> &&promise) {
LOG(INFO) << "Trying to upgrade " << dialog_id << " to a supergroup";

12
td/telegram/ContactsManager.h
View File

@ -623,6 +623,7 @@ class ContactsManager final : public Actor {
DialogParticipantStatus get_chat_status(ChatId chat_id) const;
DialogParticipantStatus get_chat_permissions(ChatId chat_id) const;
bool is_appointed_chat_administrator(ChatId chat_id) const;
const DialogParticipant *get_chat_participant(ChatId chat_id, UserId user_id) const;
void create_new_channel(const string &title, bool is_forum, bool is_megagroup, const string &description,
const DialogLocation &location, bool for_import, MessageTtl message_ttl,
@ -669,13 +670,6 @@ class ContactsManager final : public Actor {
bool get_channel_effective_has_hidden_participants(ChannelId channel_id, const char *source);
int32 get_channel_my_boost_count(ChannelId channel_id);
void add_chat_participant(ChatId chat_id, UserId user_id, int32 forward_limit, Promise<Unit> &&promise);
void set_chat_participant_status(ChatId chat_id, UserId user_id, DialogParticipantStatus status,
Promise<Unit> &&promise);
void delete_chat_participant(ChatId chat_id, UserId user_id, bool revoke_messages, Promise<Unit> &&promise);
void get_chat_participant(ChatId chat_id, UserId user_id, Promise<DialogParticipant> &&promise);
void speculative_add_channel_user(ChannelId channel_id, UserId user_id, const DialogParticipantStatus &new_status,
@ -1733,8 +1727,6 @@ class ContactsManager final : public Actor {
vector<BotCommands> get_bot_commands(vector<tl_object_ptr<telegram_api::botInfo>> &&bot_infos,
const vector<DialogParticipant> *participants);
const DialogParticipant *get_chat_participant(ChatId chat_id, UserId user_id) const;
static const DialogParticipant *get_chat_full_participant(const ChatFull *chat_full, DialogId dialog_id);
std::pair<int32, vector<DialogId>> search_among_dialogs(const vector<DialogId> &dialog_ids, const string &query,
@ -1815,8 +1807,6 @@ class ContactsManager final : public Actor {
void update_dialogs_for_discussion(DialogId dialog_id, bool is_suitable);
void send_edit_chat_admin_query(ChatId chat_id, UserId user_id, bool is_administrator, Promise<Unit> &&promise);
void search_chat_participants(ChatId chat_id, const string &query, int32 limit, DialogParticipantFilter filter,
Promise<DialogParticipants> &&promise);

289
td/telegram/DialogParticipantManager.cpp
View File

@ -368,6 +368,119 @@ class GetChannelParticipantQuery final : public Td::ResultHandler {
}
};
class AddChatUserQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
ChatId chat_id_;
UserId user_id_;
public:
explicit AddChatUserQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(ChatId chat_id, UserId user_id, tl_object_ptr<telegram_api::InputUser> &&input_user, int32 forward_limit) {
chat_id_ = chat_id;
user_id_ = user_id;
send_query(G()->net_query_creator().create(
telegram_api::messages_addChatUser(chat_id.get(), std::move(input_user), forward_limit)));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_addChatUser>(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 AddChatUserQuery: " << to_string(ptr);
td_->updates_manager_->on_get_updates(std::move(ptr), std::move(promise_));
}
void on_error(Status status) final {
if (!td_->auth_manager_->is_bot() && status.message() == "USER_PRIVACY_RESTRICTED") {
td_->dialog_participant_manager_->send_update_add_chat_members_privacy_forbidden(DialogId(chat_id_), {user_id_},
"AddChatUserQuery");
return promise_.set_error(Status::Error(406, "USER_PRIVACY_RESTRICTED"));
}
promise_.set_error(std::move(status));
}
};
class EditChatAdminQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
ChatId chat_id_;
UserId user_id_;
public:
explicit EditChatAdminQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(ChatId chat_id, UserId user_id, tl_object_ptr<telegram_api::InputUser> &&input_user,
bool is_administrator) {
chat_id_ = chat_id;
user_id_ = user_id;
send_query(G()->net_query_creator().create(
telegram_api::messages_editChatAdmin(chat_id.get(), std::move(input_user), is_administrator)));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_editChatAdmin>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
bool result = result_ptr.move_as_ok();
if (!result) {
LOG(ERROR) << "Receive false as result of messages.editChatAdmin";
return on_error(Status::Error(400, "Can't edit chat administrators"));
}
// result will come in the updates
promise_.set_value(Unit());
}
void on_error(Status status) final {
if (!td_->auth_manager_->is_bot() && status.message() == "USER_PRIVACY_RESTRICTED") {
// impossible now, because the user must be in the chat already
td_->dialog_participant_manager_->send_update_add_chat_members_privacy_forbidden(DialogId(chat_id_), {user_id_},
"EditChatAdminQuery");
return promise_.set_error(Status::Error(406, "USER_PRIVACY_RESTRICTED"));
}
promise_.set_error(std::move(status));
}
};
class DeleteChatUserQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
public:
explicit DeleteChatUserQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(ChatId chat_id, tl_object_ptr<telegram_api::InputUser> &&input_user, bool revoke_messages) {
int32 flags = 0;
if (revoke_messages) {
flags |= telegram_api::messages_deleteChatUser::REVOKE_HISTORY_MASK;
}
send_query(G()->net_query_creator().create(
telegram_api::messages_deleteChatUser(flags, false /*ignored*/, chat_id.get(), std::move(input_user))));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_deleteChatUser>(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 DeleteChatUserQuery: " << to_string(ptr);
td_->updates_manager_->on_get_updates(std::move(ptr), std::move(promise_));
}
void on_error(Status status) final {
promise_.set_error(std::move(status));
}
};
class JoinChannelQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
ChannelId channel_id_;
@ -1423,8 +1536,7 @@ void DialogParticipantManager::add_dialog_participant(DialogId dialog_id, UserId
case DialogType::User:
return promise.set_error(Status::Error(400, "Can't add members to a private chat"));
case DialogType::Chat:
return td_->contacts_manager_->add_chat_participant(dialog_id.get_chat_id(), user_id, forward_limit,
std::move(promise));
return add_chat_participant(dialog_id.get_chat_id(), user_id, forward_limit, std::move(promise));
case DialogType::Channel:
return add_channel_participant(dialog_id.get_channel_id(), user_id, DialogParticipantStatus::Left(),
std::move(promise));
@ -1447,8 +1559,7 @@ void DialogParticipantManager::add_dialog_participants(DialogId dialog_id, const
return promise.set_error(Status::Error(400, "Can't add members to a private chat"));
case DialogType::Chat:
if (user_ids.size() == 1) {
return td_->contacts_manager_->add_chat_participant(dialog_id.get_chat_id(), user_ids[0], 0,
std::move(promise));
return add_chat_participant(dialog_id.get_chat_id(), user_ids[0], 0, std::move(promise));
}
return promise.set_error(Status::Error(400, "Can't add many members at once to a basic group chat"));
case DialogType::Channel:
@ -1480,8 +1591,8 @@ void DialogParticipantManager::set_dialog_participant_status(
return promise.set_error(Status::Error(400, "Chats can't be members of basic groups"));
}
}
return td_->contacts_manager_->set_chat_participant_status(
dialog_id.get_chat_id(), participant_dialog_id.get_user_id(), status, std::move(promise));
return set_chat_participant_status(dialog_id.get_chat_id(), participant_dialog_id.get_user_id(), status, false,
std::move(promise));
}
case DialogType::Channel:
return set_channel_participant_status(dialog_id.get_channel_id(), participant_dialog_id,
@ -1508,8 +1619,8 @@ void DialogParticipantManager::ban_dialog_participant(DialogId dialog_id, Dialog
if (participant_dialog_id.get_type() != DialogType::User) {
return promise.set_error(Status::Error(400, "Can't ban chats in basic groups"));
}
return td_->contacts_manager_->delete_chat_participant(
dialog_id.get_chat_id(), participant_dialog_id.get_user_id(), revoke_messages, std::move(promise));
return delete_chat_participant(dialog_id.get_chat_id(), participant_dialog_id.get_user_id(), revoke_messages,
std::move(promise));
case DialogType::Channel:
// must use td_api::chatMemberStatusBanned to properly fix banned_until_date
return set_channel_participant_status(dialog_id.get_channel_id(), participant_dialog_id,
@ -1532,8 +1643,8 @@ void DialogParticipantManager::leave_dialog(DialogId dialog_id, Promise<Unit> &&
case DialogType::User:
return promise.set_error(Status::Error(400, "Can't leave private chats"));
case DialogType::Chat:
return td_->contacts_manager_->delete_chat_participant(
dialog_id.get_chat_id(), td_->contacts_manager_->get_my_id(), false, std::move(promise));
return delete_chat_participant(dialog_id.get_chat_id(), td_->contacts_manager_->get_my_id(), false,
std::move(promise));
case DialogType::Channel: {
auto channel_id = dialog_id.get_channel_id();
auto old_status = td_->contacts_manager_->get_channel_status(channel_id);
@ -1550,6 +1661,164 @@ void DialogParticipantManager::leave_dialog(DialogId dialog_id, Promise<Unit> &&
}
}
void DialogParticipantManager::add_chat_participant(ChatId chat_id, UserId user_id, int32 forward_limit,
Promise<Unit> &&promise) {
if (!td_->contacts_manager_->get_chat_is_active(chat_id)) {
if (!td_->contacts_manager_->have_chat(chat_id)) {
return promise.set_error(Status::Error(400, "Chat info not found"));
}
return promise.set_error(Status::Error(400, "Chat is deactivated"));
}
if (forward_limit < 0) {
return promise.set_error(Status::Error(400, "Can't forward negative number of messages"));
}
auto permissions = td_->contacts_manager_->get_chat_permissions(chat_id);
if (user_id != td_->contacts_manager_->get_my_id()) {
if (!permissions.can_invite_users()) {
return promise.set_error(Status::Error(400, "Not enough rights to invite members to the group chat"));
}
} else if (permissions.is_banned()) {
return promise.set_error(Status::Error(400, "User was kicked from the chat"));
}
// TODO upper bound on forward_limit
TRY_RESULT_PROMISE(promise, input_user, td_->contacts_manager_->get_input_user(user_id));
// TODO invoke after
td_->create_handler<AddChatUserQuery>(std::move(promise))
->send(chat_id, user_id, std::move(input_user), forward_limit);
}
void DialogParticipantManager::set_chat_participant_status(ChatId chat_id, UserId user_id,
DialogParticipantStatus status, bool is_recursive,
Promise<Unit> &&promise) {
TRY_STATUS_PROMISE(promise, G()->close_status());
if (!status.is_member()) {
return delete_chat_participant(chat_id, user_id, false, std::move(promise));
}
if (status.is_creator()) {
return promise.set_error(Status::Error(400, "Can't change owner in basic group chats"));
}
if (status.is_restricted()) {
return promise.set_error(Status::Error(400, "Can't restrict users in basic group chats"));
}
if (!td_->contacts_manager_->get_chat_is_active(chat_id)) {
if (!td_->contacts_manager_->have_chat(chat_id)) {
return promise.set_error(Status::Error(400, "Chat info not found"));
}
return promise.set_error(Status::Error(400, "Chat is deactivated"));
}
if (!is_recursive) {
auto load_chat_full_promise =
PromiseCreator::lambda([actor_id = actor_id(this), chat_id, user_id, status = std::move(status),
promise = std::move(promise)](Result<Unit> &&result) mutable {
if (result.is_error()) {
promise.set_error(result.move_as_error());
} else {
send_closure(actor_id, &DialogParticipantManager::set_chat_participant_status, chat_id, user_id, status,
true, std::move(promise));
}
});
return td_->contacts_manager_->load_chat_full(chat_id, false, std::move(load_chat_full_promise),
"set_chat_participant_status");
}
auto participant = td_->contacts_manager_->get_chat_participant(chat_id, user_id);
if (participant == nullptr && !status.is_administrator()) {
// the user isn't a member, but needs to be added
return add_chat_participant(chat_id, user_id, 0, std::move(promise));
}
auto permissions = td_->contacts_manager_->get_chat_permissions(chat_id);
if (!permissions.can_promote_members()) {
return promise.set_error(Status::Error(400, "Need owner rights in the group chat"));
}
if (user_id == td_->contacts_manager_->get_my_id()) {
return promise.set_error(Status::Error(400, "Can't promote or demote self"));
}
if (participant == nullptr) {
// the user must be added first
CHECK(status.is_administrator());
auto add_chat_participant_promise = PromiseCreator::lambda(
[actor_id = actor_id(this), chat_id, user_id, promise = std::move(promise)](Result<Unit> &&result) mutable {
if (result.is_error()) {
promise.set_error(result.move_as_error());
} else {
send_closure(actor_id, &DialogParticipantManager::send_edit_chat_admin_query, chat_id, user_id, true,
std::move(promise));
}
});
return add_chat_participant(chat_id, user_id, 0, std::move(add_chat_participant_promise));
}
send_edit_chat_admin_query(chat_id, user_id, status.is_administrator(), std::move(promise));
}
void DialogParticipantManager::send_edit_chat_admin_query(ChatId chat_id, UserId user_id, bool is_administrator,
Promise<Unit> &&promise) {
TRY_STATUS_PROMISE(promise, G()->close_status());
TRY_RESULT_PROMISE(promise, input_user, td_->contacts_manager_->get_input_user(user_id));
td_->create_handler<EditChatAdminQuery>(std::move(promise))
->send(chat_id, user_id, std::move(input_user), is_administrator);
}
void DialogParticipantManager::delete_chat_participant(ChatId chat_id, UserId user_id, bool revoke_messages,
Promise<Unit> &&promise) {
if (!td_->contacts_manager_->get_chat_is_active(chat_id)) {
if (!td_->contacts_manager_->have_chat(chat_id)) {
return promise.set_error(Status::Error(400, "Chat info not found"));
}
return promise.set_error(Status::Error(400, "Chat is deactivated"));
}
auto my_id = td_->contacts_manager_->get_my_id();
auto permissions = td_->contacts_manager_->get_chat_permissions(chat_id);
if (permissions.is_left()) {
if (user_id == my_id) {
if (revoke_messages) {
return td_->messages_manager_->delete_dialog_history(DialogId(chat_id), true, false, std::move(promise));
}
return promise.set_value(Unit());
} else {
return promise.set_error(Status::Error(400, "Not in the chat"));
}
}
/* TODO
if (user_id != my_id) {
if (!permissions.is_creator()) { // creator can delete anyone
auto participant = get_chat_participant(chat_id, user_id);
if (participant != nullptr) { // if have no information about participant, just send request to the server
if (c->everyone_is_administrator) {
// if all are administrators, only invited by me participants can be deleted
if (participant->inviter_user_id_ != my_id) {
return promise.set_error(Status::Error(400, "Need to be inviter of a user to kick it from a basic group"));
}
} else {
// otherwise, only creator can kick administrators
if (participant->status_.is_administrator()) {
return promise.set_error(
Status::Error(400, "Only the creator of a basic group can kick group administrators"));
}
// regular users can be kicked by administrators and their inviters
if (!permissions.is_administrator() && participant->inviter_user_id_ != my_id) {
return promise.set_error(Status::Error(400, "Need to be inviter of a user to kick it from a basic group"));
}
}
}
}
}
*/
TRY_RESULT_PROMISE(promise, input_user, td_->contacts_manager_->get_input_user(user_id));
// TODO invoke after
td_->create_handler<DeleteChatUserQuery>(std::move(promise))->send(chat_id, std::move(input_user), revoke_messages);
}
void DialogParticipantManager::add_channel_participant(ChannelId channel_id, UserId user_id,
const DialogParticipantStatus &old_status,
Promise<Unit> &&promise) {

9
td/telegram/DialogParticipantManager.h
View File

@ -166,6 +166,15 @@ class DialogParticipantManager final : public Actor {
void finish_get_channel_participant(ChannelId channel_id, DialogParticipant &&dialog_participant,
Promise<DialogParticipant> &&promise);
void set_chat_participant_status(ChatId chat_id, UserId user_id, DialogParticipantStatus status, bool is_recursive,
Promise<Unit> &&promise);
void add_chat_participant(ChatId chat_id, UserId user_id, int32 forward_limit, Promise<Unit> &&promise);
void send_edit_chat_admin_query(ChatId chat_id, UserId user_id, bool is_administrator, Promise<Unit> &&promise);
void delete_chat_participant(ChatId chat_id, UserId user_id, bool revoke_messages, Promise<Unit> &&promise);
void add_channel_participant(ChannelId channel_id, UserId user_id, const DialogParticipantStatus &old_status,
Promise<Unit> &&promise);