tdlight/td/telegram/MessageForwardInfo.cpp

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2024
//
// 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/MessageForwardInfo.h"
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#include "td/telegram/ContactsManager.h"
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#include "td/telegram/Dependencies.h"
#include "td/telegram/DialogManager.h"
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#include "td/telegram/MessageSender.h"
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#include "td/telegram/MessagesManager.h"
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#include "td/telegram/ServerMessageId.h"
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#include "td/telegram/Td.h"
#include "td/utils/logging.h"
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#include "td/utils/misc.h"
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namespace td {
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bool LastForwardedMessageInfo::is_empty() const {
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return *this == LastForwardedMessageInfo();
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}
void LastForwardedMessageInfo::validate() {
if (dialog_id_.is_valid() != message_id_.is_valid() ||
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(sender_dialog_id_ != DialogId() && !sender_dialog_id_.is_valid()) ||
((sender_dialog_id_ != DialogId() || !sender_name_.empty()) && date_ <= 0)) {
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*this = {};
}
}
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void LastForwardedMessageInfo::hide_sender_if_needed(Td *td) {
if (sender_name_.empty() && sender_dialog_id_.get_type() == DialogType::User) {
auto private_forward_name = td->contacts_manager_->get_user_private_forward_name(sender_dialog_id_.get_user_id());
if (!private_forward_name.empty()) {
dialog_id_ = DialogId();
message_id_ = MessageId();
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sender_dialog_id_ = DialogId();
sender_name_ = std::move(private_forward_name);
}
}
}
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void LastForwardedMessageInfo::add_dependencies(Dependencies &dependencies) const {
dependencies.add_dialog_and_dependencies(dialog_id_);
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dependencies.add_message_sender_dependencies(sender_dialog_id_);
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}
void LastForwardedMessageInfo::add_min_user_ids(vector<UserId> &user_ids) const {
if (dialog_id_.get_type() == DialogType::User) {
user_ids.push_back(dialog_id_.get_user_id());
}
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if (sender_dialog_id_.get_type() == DialogType::User) {
user_ids.push_back(sender_dialog_id_.get_user_id());
}
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}
void LastForwardedMessageInfo::add_min_channel_ids(vector<ChannelId> &channel_ids) const {
if (dialog_id_.get_type() == DialogType::Channel) {
channel_ids.push_back(dialog_id_.get_channel_id());
}
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if (sender_dialog_id_.get_type() == DialogType::Channel) {
channel_ids.push_back(sender_dialog_id_.get_channel_id());
}
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}
td_api::object_ptr<td_api::forwardSource> LastForwardedMessageInfo::get_forward_source_object(
Td *td, bool for_saved_messages, const MessageOrigin &origin, int32 origin_date) const {
if (is_empty() && (origin.is_empty() || !for_saved_messages)) {
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return nullptr;
}
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td_api::object_ptr<td_api::MessageSender> sender_id;
if (date_ == 0 && for_saved_messages) {
auto sender_dialog_id = origin.get_sender();
if (sender_dialog_id.is_valid()) {
sender_id = get_message_sender_object_const(td, sender_dialog_id, "origin.forwardSource.sender_id");
}
return td_api::make_object<td_api::forwardSource>(
td->messages_manager_->get_chat_id_object(dialog_id_, "forwardSource.chat_id"), message_id_.get(),
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std::move(sender_id), origin.get_sender_name(), origin_date,
is_outgoing_ || sender_dialog_id == td->dialog_manager_->get_my_dialog_id());
}
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if (sender_dialog_id_ != DialogId()) {
sender_id = get_message_sender_object_const(td, sender_dialog_id_, "forwardSource.sender_id");
}
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return td_api::make_object<td_api::forwardSource>(
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td->messages_manager_->get_chat_id_object(dialog_id_, "forwardSource.chat_id"), message_id_.get(),
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std::move(sender_id), sender_name_, date_,
is_outgoing_ || sender_dialog_id_ == td->dialog_manager_->get_my_dialog_id());
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}
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bool operator==(const LastForwardedMessageInfo &lhs, const LastForwardedMessageInfo &rhs) {
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return lhs.dialog_id_ == rhs.dialog_id_ && lhs.message_id_ == rhs.message_id_ &&
lhs.sender_dialog_id_ == rhs.sender_dialog_id_ && lhs.sender_name_ == rhs.sender_name_ &&
lhs.date_ == rhs.date_ && lhs.is_outgoing_ == rhs.is_outgoing_;
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}
bool operator!=(const LastForwardedMessageInfo &lhs, const LastForwardedMessageInfo &rhs) {
return !(lhs == rhs);
}
StringBuilder &operator<<(StringBuilder &string_builder, const LastForwardedMessageInfo &last_message_info) {
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if (!last_message_info.is_empty()) {
string_builder << "last";
if (last_message_info.dialog_id_ != DialogId()) {
string_builder << " forwarded from "
<< MessageFullId(last_message_info.dialog_id_, last_message_info.message_id_);
}
if (last_message_info.sender_dialog_id_ != DialogId() || !last_message_info.sender_name_.empty() ||
last_message_info.is_outgoing_) {
string_builder << " sent by";
if (last_message_info.sender_dialog_id_.is_valid()) {
string_builder << ' ' << last_message_info.sender_dialog_id_;
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}
if (!last_message_info.sender_name_.empty()) {
if (last_message_info.sender_dialog_id_.is_valid()) {
string_builder << '/';
} else {
string_builder << ' ';
}
string_builder << '"' << last_message_info.sender_name_ << '"';
}
string_builder << (last_message_info.is_outgoing_ ? " (me)" : " (not me)");
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}
if (last_message_info.date_ != 0) {
string_builder << " at " << last_message_info.date_;
}
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}
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return string_builder;
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}
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unique_ptr<MessageForwardInfo> MessageForwardInfo::get_message_forward_info(
Td *td, telegram_api::object_ptr<telegram_api::messageFwdHeader> &&forward_header) {
if (forward_header == nullptr) {
return nullptr;
}
auto date = forward_header->date_;
if (date <= 0) {
LOG(ERROR) << "Wrong date in message forward header: " << oneline(to_string(forward_header));
return nullptr;
}
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LastForwardedMessageInfo last_message_info;
if (forward_header->saved_from_peer_ != nullptr || forward_header->saved_from_id_ != nullptr ||
!forward_header->saved_from_name_.empty()) {
DialogId from_dialog_id;
if (forward_header->saved_from_peer_ != nullptr) {
from_dialog_id = DialogId(forward_header->saved_from_peer_);
}
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DialogId sender_dialog_id;
if (forward_header->saved_from_id_ != nullptr) {
sender_dialog_id = DialogId(forward_header->saved_from_id_);
}
last_message_info = LastForwardedMessageInfo(
from_dialog_id, MessageId(ServerMessageId(forward_header->saved_from_msg_id_)), sender_dialog_id,
forward_header->saved_from_name_, forward_header->saved_date_,
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forward_header->saved_out_ || sender_dialog_id == td->dialog_manager_->get_my_dialog_id());
last_message_info.validate();
if (last_message_info.is_empty()) {
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LOG(ERROR) << "Receive wrong last message in message forward header: " << oneline(to_string(forward_header));
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} else {
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Dependencies dependencies;
last_message_info.add_dependencies(dependencies);
for (auto dialog_id : dependencies.get_dialog_ids()) {
td->dialog_manager_->force_create_dialog(dialog_id, "get_message_forward_info", true);
}
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}
}
bool is_imported = forward_header->imported_;
auto psa_type = std::move(forward_header->psa_type_);
auto r_origin = MessageOrigin::get_message_origin(td, std::move(forward_header));
if (r_origin.is_error()) {
return nullptr;
}
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return td::make_unique<MessageForwardInfo>(r_origin.move_as_ok(), date, std::move(last_message_info),
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std::move(psa_type), is_imported);
}
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unique_ptr<MessageForwardInfo> MessageForwardInfo::copy_message_forward_info(
Td *td, const MessageForwardInfo &forward_info, LastForwardedMessageInfo &&last_message_info) {
last_message_info.validate();
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last_message_info.hide_sender_if_needed(td);
auto result = make_unique<MessageForwardInfo>(forward_info);
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result->last_message_info_ = std::move(last_message_info);
result->origin_.hide_sender_if_needed(td);
return result;
}
td_api::object_ptr<td_api::messageForwardInfo> MessageForwardInfo::get_message_forward_info_object(
Td *td, bool for_saved_messages) const {
if (is_imported_) {
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return nullptr;
}
return td_api::make_object<td_api::messageForwardInfo>(
origin_.get_message_origin_object(td), date_,
last_message_info_.get_forward_source_object(td, for_saved_messages, origin_, date_), psa_type_);
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}
td_api::object_ptr<td_api::messageImportInfo> MessageForwardInfo::get_message_import_info_object() const {
if (!is_imported_) {
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return nullptr;
}
return td_api::make_object<td_api::messageImportInfo>(origin_.get_sender_name(), date_);
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}
void MessageForwardInfo::add_dependencies(Dependencies &dependencies) const {
origin_.add_dependencies(dependencies);
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last_message_info_.add_dependencies(dependencies);
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}
void MessageForwardInfo::add_min_user_ids(vector<UserId> &user_ids) const {
origin_.add_user_ids(user_ids);
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last_message_info_.add_min_user_ids(user_ids);
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}
void MessageForwardInfo::add_min_channel_ids(vector<ChannelId> &channel_ids) const {
origin_.add_channel_ids(channel_ids);
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last_message_info_.add_min_channel_ids(channel_ids);
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}
bool MessageForwardInfo::need_change_warning(const MessageForwardInfo *lhs, const MessageForwardInfo *rhs,
MessageId message_id) {
// it should be already checked that *lhs != *rhs
if (lhs == nullptr || rhs == nullptr || lhs->is_imported_ || rhs->is_imported_) {
return true;
}
if (!message_id.is_scheduled() && !message_id.is_yet_unsent()) {
return true;
}
// yet unsent or scheduled messages can change sender name or author signature when being sent
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return !lhs->origin_.has_sender_signature() && !rhs->origin_.has_sender_signature() &&
!lhs->last_message_info_.has_sender_name() && !rhs->last_message_info_.has_sender_name();
}
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bool operator==(const MessageForwardInfo &lhs, const MessageForwardInfo &rhs) {
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return lhs.origin_ == rhs.origin_ && lhs.date_ == rhs.date_ && lhs.last_message_info_ == rhs.last_message_info_ &&
lhs.psa_type_ == rhs.psa_type_ && lhs.is_imported_ == rhs.is_imported_;
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}
bool operator!=(const MessageForwardInfo &lhs, const MessageForwardInfo &rhs) {
return !(lhs == rhs);
}
bool operator==(const unique_ptr<MessageForwardInfo> &lhs, const unique_ptr<MessageForwardInfo> &rhs) {
if (lhs == nullptr) {
return rhs == nullptr;
}
return rhs != nullptr && *lhs == *rhs;
}
bool operator!=(const unique_ptr<MessageForwardInfo> &lhs, const unique_ptr<MessageForwardInfo> &rhs) {
return !(lhs == rhs);
}
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StringBuilder &operator<<(StringBuilder &string_builder, const MessageForwardInfo &forward_info) {
string_builder << "MessageForwardInfo[" << (forward_info.is_imported_ ? "imported " : "") << forward_info.origin_;
if (!forward_info.psa_type_.empty()) {
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string_builder << ", psa_type " << forward_info.psa_type_;
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}
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if (!forward_info.last_message_info_.is_empty()) {
string_builder << ", " << forward_info.last_message_info_;
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}
return string_builder << " at " << forward_info.date_ << ']';
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}
StringBuilder &operator<<(StringBuilder &string_builder, const unique_ptr<MessageForwardInfo> &forward_info) {
if (forward_info == nullptr) {
return string_builder << "[null]";
}
return string_builder << *forward_info;
}
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} // namespace td