tdlight/td/telegram/MessageImportManager.cpp

583 lines
23 KiB
C++

//
// 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/MessageImportManager.h"
#include "td/telegram/AccessRights.h"
#include "td/telegram/ContactsManager.h"
#include "td/telegram/DialogManager.h"
#include "td/telegram/FileReferenceManager.h"
#include "td/telegram/files/FileManager.h"
#include "td/telegram/files/FileType.h"
#include "td/telegram/Global.h"
#include "td/telegram/MessageContent.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/PathView.h"
#include "td/utils/Random.h"
namespace td {
class CheckHistoryImportQuery final : public Td::ResultHandler {
Promise<td_api::object_ptr<td_api::MessageFileType>> promise_;
public:
explicit CheckHistoryImportQuery(Promise<td_api::object_ptr<td_api::MessageFileType>> &&promise)
: promise_(std::move(promise)) {
}
void send(const string &message_file_head) {
send_query(G()->net_query_creator().create(telegram_api::messages_checkHistoryImport(message_file_head)));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_checkHistoryImport>(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 CheckHistoryImportQuery: " << to_string(ptr);
auto file_type = [&]() -> td_api::object_ptr<td_api::MessageFileType> {
if (ptr->pm_) {
return td_api::make_object<td_api::messageFileTypePrivate>(ptr->title_);
} else if (ptr->group_) {
return td_api::make_object<td_api::messageFileTypeGroup>(ptr->title_);
} else {
return td_api::make_object<td_api::messageFileTypeUnknown>();
}
}();
promise_.set_value(std::move(file_type));
}
void on_error(Status status) final {
promise_.set_error(std::move(status));
}
};
class CheckHistoryImportPeerQuery final : public Td::ResultHandler {
Promise<string> promise_;
DialogId dialog_id_;
public:
explicit CheckHistoryImportPeerQuery(Promise<string> &&promise) : promise_(std::move(promise)) {
}
void send(DialogId dialog_id) {
dialog_id_ = dialog_id;
auto input_peer = td_->dialog_manager_->get_input_peer(dialog_id, AccessRights::Write);
CHECK(input_peer != nullptr);
send_query(G()->net_query_creator().create(telegram_api::messages_checkHistoryImportPeer(std::move(input_peer))));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_checkHistoryImportPeer>(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 CheckHistoryImportPeerQuery: " << to_string(ptr);
promise_.set_value(std::move(ptr->confirm_text_));
}
void on_error(Status status) final {
td_->dialog_manager_->on_get_dialog_error(dialog_id_, status, "CheckHistoryImportPeerQuery");
promise_.set_error(std::move(status));
}
};
class InitHistoryImportQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
FileId file_id_;
DialogId dialog_id_;
vector<FileId> attached_file_ids_;
public:
explicit InitHistoryImportQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(DialogId dialog_id, FileId file_id, tl_object_ptr<telegram_api::InputFile> &&input_file,
vector<FileId> attached_file_ids) {
CHECK(input_file != nullptr);
file_id_ = file_id;
dialog_id_ = dialog_id;
attached_file_ids_ = std::move(attached_file_ids);
auto input_peer = td_->dialog_manager_->get_input_peer(dialog_id, AccessRights::Write);
CHECK(input_peer != nullptr);
send_query(G()->net_query_creator().create(telegram_api::messages_initHistoryImport(
std::move(input_peer), std::move(input_file), narrow_cast<int32>(attached_file_ids_.size()))));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_initHistoryImport>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
auto ptr = result_ptr.move_as_ok();
td_->message_import_manager_->start_import_messages(dialog_id_, ptr->id_, std::move(attached_file_ids_),
std::move(promise_));
td_->file_manager_->delete_partial_remote_location(file_id_);
}
void on_error(Status status) final {
if (FileReferenceManager::is_file_reference_error(status)) {
LOG(ERROR) << "Receive file reference error " << status;
}
auto bad_parts = FileManager::get_missing_file_parts(status);
if (!bad_parts.empty()) {
// TODO reupload the file
}
td_->file_manager_->delete_partial_remote_location(file_id_);
td_->dialog_manager_->on_get_dialog_error(dialog_id_, status, "InitHistoryImportQuery");
promise_.set_error(std::move(status));
}
};
class UploadImportedMediaQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
DialogId dialog_id_;
int64 import_id_;
FileId file_id_;
public:
explicit UploadImportedMediaQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(DialogId dialog_id, int64 import_id, const string &file_name, FileId file_id,
tl_object_ptr<telegram_api::InputMedia> &&input_media) {
CHECK(input_media != nullptr);
dialog_id_ = dialog_id;
import_id_ = import_id;
file_id_ = file_id;
auto input_peer = td_->dialog_manager_->get_input_peer(dialog_id, AccessRights::Write);
if (input_peer == nullptr) {
return on_error(Status::Error(400, "Can't access the chat"));
}
send_query(G()->net_query_creator().create(telegram_api::messages_uploadImportedMedia(
std::move(input_peer), import_id, file_name, std::move(input_media))));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_uploadImportedMedia>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
// ignore response
promise_.set_value(Unit());
td_->file_manager_->delete_partial_remote_location(file_id_);
}
void on_error(Status status) final {
if (FileReferenceManager::is_file_reference_error(status)) {
LOG(ERROR) << "Receive file reference error " << status;
}
auto bad_parts = FileManager::get_missing_file_parts(status);
if (!bad_parts.empty()) {
// TODO reupload the file
}
td_->file_manager_->delete_partial_remote_location(file_id_);
td_->dialog_manager_->on_get_dialog_error(dialog_id_, status, "UploadImportedMediaQuery");
promise_.set_error(std::move(status));
}
};
class StartImportHistoryQuery final : public Td::ResultHandler {
Promise<Unit> promise_;
DialogId dialog_id_;
public:
explicit StartImportHistoryQuery(Promise<Unit> &&promise) : promise_(std::move(promise)) {
}
void send(DialogId dialog_id, int64 import_id) {
dialog_id_ = dialog_id;
auto input_peer = td_->dialog_manager_->get_input_peer(dialog_id, AccessRights::Write);
CHECK(input_peer != nullptr);
send_query(
G()->net_query_creator().create(telegram_api::messages_startHistoryImport(std::move(input_peer), import_id)));
}
void on_result(BufferSlice packet) final {
auto result_ptr = fetch_result<telegram_api::messages_startHistoryImport>(packet);
if (result_ptr.is_error()) {
return on_error(result_ptr.move_as_error());
}
if (!result_ptr.ok()) {
return on_error(Status::Error(500, "Import history returned false"));
}
promise_.set_value(Unit());
}
void on_error(Status status) final {
td_->dialog_manager_->on_get_dialog_error(dialog_id_, status, "StartImportHistoryQuery");
promise_.set_error(std::move(status));
}
};
class MessageImportManager::UploadImportedMessagesCallback final : public FileManager::UploadCallback {
public:
void on_upload_ok(FileId file_id, tl_object_ptr<telegram_api::InputFile> input_file) final {
send_closure_later(G()->message_import_manager(), &MessageImportManager::on_upload_imported_messages, file_id,
std::move(input_file));
}
void on_upload_encrypted_ok(FileId file_id, tl_object_ptr<telegram_api::InputEncryptedFile> input_file) final {
UNREACHABLE();
}
void on_upload_secure_ok(FileId file_id, tl_object_ptr<telegram_api::InputSecureFile> input_file) final {
UNREACHABLE();
}
void on_upload_error(FileId file_id, Status error) final {
send_closure_later(G()->message_import_manager(), &MessageImportManager::on_upload_imported_messages_error, file_id,
std::move(error));
}
};
class MessageImportManager::UploadImportedMessageAttachmentCallback final : public FileManager::UploadCallback {
public:
void on_upload_ok(FileId file_id, tl_object_ptr<telegram_api::InputFile> input_file) final {
send_closure_later(G()->message_import_manager(), &MessageImportManager::on_upload_imported_message_attachment,
file_id, std::move(input_file));
}
void on_upload_encrypted_ok(FileId file_id, tl_object_ptr<telegram_api::InputEncryptedFile> input_file) final {
UNREACHABLE();
}
void on_upload_secure_ok(FileId file_id, tl_object_ptr<telegram_api::InputSecureFile> input_file) final {
UNREACHABLE();
}
void on_upload_error(FileId file_id, Status error) final {
send_closure_later(G()->message_import_manager(),
&MessageImportManager::on_upload_imported_message_attachment_error, file_id, std::move(error));
}
};
MessageImportManager::MessageImportManager(Td *td, ActorShared<> parent) : td_(td), parent_(std::move(parent)) {
upload_imported_messages_callback_ = std::make_shared<UploadImportedMessagesCallback>();
upload_imported_message_attachment_callback_ = std::make_shared<UploadImportedMessageAttachmentCallback>();
}
void MessageImportManager::tear_down() {
parent_.reset();
}
void MessageImportManager::get_message_file_type(const string &message_file_head,
Promise<td_api::object_ptr<td_api::MessageFileType>> &&promise) {
td_->create_handler<CheckHistoryImportQuery>(std::move(promise))->send(message_file_head);
}
Status MessageImportManager::can_import_messages(DialogId dialog_id) {
if (!td_->dialog_manager_->have_dialog_force(dialog_id, "can_import_messages")) {
return Status::Error(400, "Chat not found");
}
if (!td_->dialog_manager_->have_input_peer(dialog_id, AccessRights::Write)) {
return Status::Error(400, "Have no write access to the chat");
}
switch (dialog_id.get_type()) {
case DialogType::User:
if (!td_->contacts_manager_->is_user_contact(dialog_id.get_user_id(), true)) {
return Status::Error(400, "User must be a mutual contact");
}
break;
case DialogType::Chat:
return Status::Error(400, "Basic groups must be upgraded to supergroups first");
case DialogType::Channel:
if (td_->dialog_manager_->is_broadcast_channel(dialog_id)) {
return Status::Error(400, "Can't import messages to channels");
}
if (!td_->contacts_manager_->get_channel_permissions(dialog_id.get_channel_id()).can_change_info_and_settings()) {
return Status::Error(400, "Not enough rights to import messages");
}
break;
case DialogType::SecretChat:
return Status::Error(400, "Can't import messages to secret chats");
case DialogType::None:
default:
UNREACHABLE();
}
return Status::OK();
}
void MessageImportManager::get_message_import_confirmation_text(DialogId dialog_id, Promise<string> &&promise) {
TRY_STATUS_PROMISE(promise, can_import_messages(dialog_id));
td_->create_handler<CheckHistoryImportPeerQuery>(std::move(promise))->send(dialog_id);
}
void MessageImportManager::import_messages(DialogId dialog_id,
const td_api::object_ptr<td_api::InputFile> &message_file,
const vector<td_api::object_ptr<td_api::InputFile>> &attached_files,
Promise<Unit> &&promise) {
TRY_STATUS_PROMISE(promise, can_import_messages(dialog_id));
TRY_RESULT_PROMISE(promise, file_id,
td_->file_manager_->get_input_file_id(FileType::Document, message_file, dialog_id, false, false));
vector<FileId> attached_file_ids;
attached_file_ids.reserve(attached_files.size());
for (auto &attached_file : attached_files) {
auto file_type = td_->file_manager_->guess_file_type(attached_file);
if (file_type != FileType::Animation && file_type != FileType::Audio && file_type != FileType::Document &&
file_type != FileType::Photo && file_type != FileType::Sticker && file_type != FileType::Video &&
file_type != FileType::VoiceNote) {
LOG(INFO) << "Skip attached file of type " << file_type;
continue;
}
TRY_RESULT_PROMISE(promise, attached_file_id,
td_->file_manager_->get_input_file_id(file_type, attached_file, dialog_id, false, false));
attached_file_ids.push_back(attached_file_id);
}
upload_imported_messages(dialog_id, td_->file_manager_->dup_file_id(file_id, "import_messages"),
std::move(attached_file_ids), false, std::move(promise));
}
void MessageImportManager::upload_imported_messages(DialogId dialog_id, FileId file_id,
vector<FileId> attached_file_ids, bool is_reupload,
Promise<Unit> &&promise, vector<int> bad_parts) {
CHECK(file_id.is_valid());
LOG(INFO) << "Ask to upload imported messages file " << file_id;
auto info = td::make_unique<UploadedImportedMessagesInfo>(dialog_id, std::move(attached_file_ids), is_reupload,
std::move(promise));
bool is_inserted = being_uploaded_imported_messages_.emplace(file_id, std::move(info)).second;
CHECK(is_inserted);
// TODO use force_reupload if is_reupload
td_->file_manager_->resume_upload(file_id, std::move(bad_parts), upload_imported_messages_callback_, 1, 0, false,
true);
}
void MessageImportManager::on_upload_imported_messages(FileId file_id,
tl_object_ptr<telegram_api::InputFile> input_file) {
LOG(INFO) << "File " << file_id << " has been uploaded";
auto it = being_uploaded_imported_messages_.find(file_id);
if (it == being_uploaded_imported_messages_.end()) {
// just in case, as in on_upload_media
return;
}
CHECK(it->second != nullptr);
DialogId dialog_id = it->second->dialog_id;
vector<FileId> attached_file_ids = std::move(it->second->attached_file_ids);
bool is_reupload = it->second->is_reupload;
Promise<Unit> promise = std::move(it->second->promise);
being_uploaded_imported_messages_.erase(it);
if (!td_->dialog_manager_->have_input_peer(dialog_id, AccessRights::Write)) {
return promise.set_error(Status::Error(400, "Have no write access to the chat"));
}
FileView file_view = td_->file_manager_->get_file_view(file_id);
CHECK(!file_view.is_encrypted());
if (input_file == nullptr && file_view.has_remote_location()) {
if (file_view.main_remote_location().is_web()) {
return promise.set_error(Status::Error(400, "Can't use web file"));
}
if (is_reupload) {
return promise.set_error(Status::Error(400, "Failed to reupload the file"));
}
CHECK(file_view.get_type() == FileType::Document);
// delete file reference and forcely reupload the file
auto file_reference = FileManager::extract_file_reference(file_view.main_remote_location().as_input_document());
td_->file_manager_->delete_file_reference(file_id, file_reference);
upload_imported_messages(dialog_id, file_id, std::move(attached_file_ids), true, std::move(promise), {-1});
return;
}
CHECK(input_file != nullptr);
td_->create_handler<InitHistoryImportQuery>(std::move(promise))
->send(dialog_id, file_id, std::move(input_file), std::move(attached_file_ids));
}
void MessageImportManager::on_upload_imported_messages_error(FileId file_id, Status status) {
if (G()->close_flag()) {
// do not fail upload if closing
return;
}
LOG(INFO) << "File " << file_id << " has upload error " << status;
CHECK(status.is_error());
auto it = being_uploaded_imported_messages_.find(file_id);
if (it == being_uploaded_imported_messages_.end()) {
// just in case, as in on_upload_media_error
return;
}
Promise<Unit> promise = std::move(it->second->promise);
being_uploaded_imported_messages_.erase(it);
promise.set_error(std::move(status));
}
void MessageImportManager::start_import_messages(DialogId dialog_id, int64 import_id,
vector<FileId> &&attached_file_ids, Promise<Unit> &&promise) {
TRY_STATUS_PROMISE(promise, G()->close_status());
if (!td_->dialog_manager_->have_input_peer(dialog_id, AccessRights::Write)) {
return promise.set_error(Status::Error(400, "Have no write access to the chat"));
}
auto pending_message_import = make_unique<PendingMessageImport>();
pending_message_import->dialog_id = dialog_id;
pending_message_import->import_id = import_id;
pending_message_import->promise = std::move(promise);
auto &multipromise = pending_message_import->upload_files_multipromise;
int64 random_id;
do {
random_id = Random::secure_int64();
} while (random_id == 0 || pending_message_imports_.count(random_id) > 0);
pending_message_imports_[random_id] = std::move(pending_message_import);
multipromise.add_promise(PromiseCreator::lambda([actor_id = actor_id(this), random_id](Result<Unit> result) {
send_closure_later(actor_id, &MessageImportManager::on_imported_message_attachments_uploaded, random_id,
std::move(result));
}));
auto lock_promise = multipromise.get_promise();
for (auto attached_file_id : attached_file_ids) {
upload_imported_message_attachment(dialog_id, import_id,
td_->file_manager_->dup_file_id(attached_file_id, "start_import_messages"),
false, multipromise.get_promise());
}
lock_promise.set_value(Unit());
}
void MessageImportManager::upload_imported_message_attachment(DialogId dialog_id, int64 import_id, FileId file_id,
bool is_reupload, Promise<Unit> &&promise,
vector<int> bad_parts) {
CHECK(file_id.is_valid());
LOG(INFO) << "Ask to upload imported message attached file " << file_id;
auto info =
td::make_unique<UploadedImportedMessageAttachmentInfo>(dialog_id, import_id, is_reupload, std::move(promise));
bool is_inserted = being_uploaded_imported_message_attachments_.emplace(file_id, std::move(info)).second;
CHECK(is_inserted);
// TODO use force_reupload if is_reupload
td_->file_manager_->resume_upload(file_id, std::move(bad_parts), upload_imported_message_attachment_callback_, 1, 0,
false, true);
}
void MessageImportManager::on_upload_imported_message_attachment(FileId file_id,
tl_object_ptr<telegram_api::InputFile> input_file) {
LOG(INFO) << "File " << file_id << " has been uploaded";
auto it = being_uploaded_imported_message_attachments_.find(file_id);
if (it == being_uploaded_imported_message_attachments_.end()) {
// just in case, as in on_upload_media
return;
}
CHECK(it->second != nullptr);
DialogId dialog_id = it->second->dialog_id;
int64 import_id = it->second->import_id;
bool is_reupload = it->second->is_reupload;
Promise<Unit> promise = std::move(it->second->promise);
being_uploaded_imported_message_attachments_.erase(it);
FileView file_view = td_->file_manager_->get_file_view(file_id);
CHECK(!file_view.is_encrypted());
if (input_file == nullptr && file_view.has_remote_location()) {
if (file_view.main_remote_location().is_web()) {
return promise.set_error(Status::Error(400, "Can't use web file"));
}
if (is_reupload) {
return promise.set_error(Status::Error(400, "Failed to reupload the file"));
}
// delete file reference and forcely reupload the file
auto file_reference =
file_view.get_type() == FileType::Photo
? FileManager::extract_file_reference(file_view.main_remote_location().as_input_photo())
: FileManager::extract_file_reference(file_view.main_remote_location().as_input_document());
td_->file_manager_->delete_file_reference(file_id, file_reference);
upload_imported_message_attachment(dialog_id, import_id, file_id, true, std::move(promise), {-1});
return;
}
CHECK(input_file != nullptr);
auto suggested_path = file_view.suggested_path();
const PathView path_view(suggested_path);
td_->create_handler<UploadImportedMediaQuery>(std::move(promise))
->send(dialog_id, import_id, path_view.file_name().str(), file_id,
get_fake_input_media(td_, std::move(input_file), file_id));
}
void MessageImportManager::on_upload_imported_message_attachment_error(FileId file_id, Status status) {
if (G()->close_flag()) {
// do not fail upload if closing
return;
}
LOG(INFO) << "File " << file_id << " has upload error " << status;
CHECK(status.is_error());
auto it = being_uploaded_imported_message_attachments_.find(file_id);
if (it == being_uploaded_imported_message_attachments_.end()) {
// just in case, as in on_upload_media_error
return;
}
Promise<Unit> promise = std::move(it->second->promise);
being_uploaded_imported_message_attachments_.erase(it);
promise.set_error(std::move(status));
}
void MessageImportManager::on_imported_message_attachments_uploaded(int64 random_id, Result<Unit> &&result) {
G()->ignore_result_if_closing(result);
auto it = pending_message_imports_.find(random_id);
CHECK(it != pending_message_imports_.end());
auto pending_message_import = std::move(it->second);
CHECK(pending_message_import != nullptr);
pending_message_imports_.erase(it);
if (result.is_error()) {
pending_message_import->promise.set_error(result.move_as_error());
return;
}
CHECK(pending_message_import->upload_files_multipromise.promise_count() == 0);
auto promise = std::move(pending_message_import->promise);
auto dialog_id = pending_message_import->dialog_id;
if (!td_->dialog_manager_->have_input_peer(dialog_id, AccessRights::Write)) {
return promise.set_error(Status::Error(400, "Have no write access to the chat"));
}
td_->create_handler<StartImportHistoryQuery>(std::move(promise))->send(dialog_id, pending_message_import->import_id);
}
} // namespace td