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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/SendCodeHelper.h"
#include "td/utils/base64.h"
#include "td/utils/buffer.h"
#include "td/utils/Time.h"
namespace td {
void SendCodeHelper::on_sent_code(telegram_api::object_ptr<telegram_api::auth_sentCode> sent_code) {
phone_code_hash_ = std::move(sent_code->phone_code_hash_);
sent_code_info_ = get_sent_authentication_code_info(std::move(sent_code->type_));
next_code_info_ = get_authentication_code_info(std::move(sent_code->next_type_));
next_code_timestamp_ = Time::now() + sent_code->timeout_;
}
void SendCodeHelper::on_phone_code_hash(string &&phone_code_hash) {
phone_code_hash_ = std::move(phone_code_hash);
}
td_api::object_ptr<td_api::authorizationStateWaitCode> SendCodeHelper::get_authorization_state_wait_code() const {
return make_tl_object<td_api::authorizationStateWaitCode>(get_authentication_code_info_object());
}
td_api::object_ptr<td_api::authenticationCodeInfo> SendCodeHelper::get_authentication_code_info_object() const {
return make_tl_object<td_api::authenticationCodeInfo>(
phone_number_, get_authentication_code_type_object(sent_code_info_),
get_authentication_code_type_object(next_code_info_),
max(static_cast<int32>(next_code_timestamp_ - Time::now() + 1 - 1e-9), 0));
}
Result<telegram_api::auth_resendCode> SendCodeHelper::resend_code() const {
if (next_code_info_.type == AuthenticationCodeInfo::Type::None) {
return Status::Error(400, "Authentication code can't be resend");
}
return telegram_api::auth_resendCode(phone_number_, phone_code_hash_);
}
telegram_api::object_ptr<telegram_api::codeSettings> SendCodeHelper::get_input_code_settings(const Settings &settings) {
int32 flags = 0;
vector<BufferSlice> logout_tokens;
if (settings != nullptr) {
if (settings->allow_flash_call_) {
flags |= telegram_api::codeSettings::ALLOW_FLASHCALL_MASK;
}
if (settings->allow_missed_call_) {
flags |= telegram_api::codeSettings::ALLOW_MISSED_CALL_MASK;
}
if (settings->is_current_phone_number_) {
flags |= telegram_api::codeSettings::CURRENT_NUMBER_MASK;
}
if (settings->allow_sms_retriever_api_) {
flags |= telegram_api::codeSettings::ALLOW_APP_HASH_MASK;
}
constexpr size_t MAX_LOGOUT_TOKENS = 20; // server-side limit
for (const auto &token : settings->authentication_tokens_) {
auto r_logout_token = base64url_decode(token);
if (r_logout_token.is_ok()) {
logout_tokens.push_back(BufferSlice(r_logout_token.ok()));
if (logout_tokens.size() >= MAX_LOGOUT_TOKENS) {
break;
}
}
}
if (!logout_tokens.empty()) {
flags |= telegram_api::codeSettings::LOGOUT_TOKENS_MASK;
}
}
return telegram_api::make_object<telegram_api::codeSettings>(
flags, false /*ignored*/, false /*ignored*/, false /*ignored*/, false /*ignored*/, std::move(logout_tokens));
}
telegram_api::auth_sendCode SendCodeHelper::send_code(string phone_number, const Settings &settings, int32 api_id,
const string &api_hash) {
phone_number_ = std::move(phone_number);
return telegram_api::auth_sendCode(phone_number_, api_id, api_hash, get_input_code_settings(settings));
}
telegram_api::account_sendVerifyEmailCode SendCodeHelper::send_verify_email_code(const string &email_address) {
return telegram_api::account_sendVerifyEmailCode(get_email_verify_purpose_login_setup(), email_address);
}
telegram_api::account_sendChangePhoneCode SendCodeHelper::send_change_phone_code(Slice phone_number,
const Settings &settings) {
phone_number_ = phone_number.str();
return telegram_api::account_sendChangePhoneCode(phone_number_, get_input_code_settings(settings));
}
telegram_api::account_sendVerifyPhoneCode SendCodeHelper::send_verify_phone_code(Slice phone_number,
const Settings &settings) {
phone_number_ = phone_number.str();
return telegram_api::account_sendVerifyPhoneCode(phone_number_, get_input_code_settings(settings));
}
telegram_api::account_sendConfirmPhoneCode SendCodeHelper::send_confirm_phone_code(const string &hash,
Slice phone_number,
const Settings &settings) {
phone_number_ = phone_number.str();
return telegram_api::account_sendConfirmPhoneCode(hash, get_input_code_settings(settings));
}
SendCodeHelper::AuthenticationCodeInfo SendCodeHelper::get_authentication_code_info(
tl_object_ptr<telegram_api::auth_CodeType> &&code_type_ptr) {
if (code_type_ptr == nullptr) {
return AuthenticationCodeInfo();
}
switch (code_type_ptr->get_id()) {
case telegram_api::auth_codeTypeSms::ID:
return {AuthenticationCodeInfo::Type::Sms, 0, string()};
case telegram_api::auth_codeTypeCall::ID:
return {AuthenticationCodeInfo::Type::Call, 0, string()};
case telegram_api::auth_codeTypeFlashCall::ID:
return {AuthenticationCodeInfo::Type::FlashCall, 0, string()};
case telegram_api::auth_codeTypeMissedCall::ID:
return {AuthenticationCodeInfo::Type::MissedCall, 0, string()};
case telegram_api::auth_codeTypeFragmentSms::ID:
return {AuthenticationCodeInfo::Type::Fragment, 0, string()};
default:
UNREACHABLE();
return AuthenticationCodeInfo();
}
}
SendCodeHelper::AuthenticationCodeInfo SendCodeHelper::get_sent_authentication_code_info(
tl_object_ptr<telegram_api::auth_SentCodeType> &&sent_code_type_ptr) {
CHECK(sent_code_type_ptr != nullptr);
switch (sent_code_type_ptr->get_id()) {
case telegram_api::auth_sentCodeTypeApp::ID: {
auto code_type = move_tl_object_as<telegram_api::auth_sentCodeTypeApp>(sent_code_type_ptr);
return AuthenticationCodeInfo{AuthenticationCodeInfo::Type::Message, code_type->length_, ""};
}
case telegram_api::auth_sentCodeTypeSms::ID: {
auto code_type = move_tl_object_as<telegram_api::auth_sentCodeTypeSms>(sent_code_type_ptr);
return AuthenticationCodeInfo{AuthenticationCodeInfo::Type::Sms, code_type->length_, ""};
}
case telegram_api::auth_sentCodeTypeCall::ID: {
auto code_type = move_tl_object_as<telegram_api::auth_sentCodeTypeCall>(sent_code_type_ptr);
return AuthenticationCodeInfo{AuthenticationCodeInfo::Type::Call, code_type->length_, ""};
}
case telegram_api::auth_sentCodeTypeFlashCall::ID: {
auto code_type = move_tl_object_as<telegram_api::auth_sentCodeTypeFlashCall>(sent_code_type_ptr);
return AuthenticationCodeInfo{AuthenticationCodeInfo::Type::FlashCall, 0, std::move(code_type->pattern_)};
}
case telegram_api::auth_sentCodeTypeMissedCall::ID: {
auto code_type = move_tl_object_as<telegram_api::auth_sentCodeTypeMissedCall>(sent_code_type_ptr);
return AuthenticationCodeInfo{AuthenticationCodeInfo::Type::MissedCall, code_type->length_,
std::move(code_type->prefix_)};
}
case telegram_api::auth_sentCodeTypeFragmentSms::ID: {
auto code_type = move_tl_object_as<telegram_api::auth_sentCodeTypeFragmentSms>(sent_code_type_ptr);
return AuthenticationCodeInfo{AuthenticationCodeInfo::Type::Fragment, code_type->length_,
std::move(code_type->url_)};
}
case telegram_api::auth_sentCodeTypeEmailCode::ID:
case telegram_api::auth_sentCodeTypeSetUpEmailRequired::ID:
default:
UNREACHABLE();
return AuthenticationCodeInfo();
}
}
td_api::object_ptr<td_api::AuthenticationCodeType> SendCodeHelper::get_authentication_code_type_object(
const AuthenticationCodeInfo &authentication_code_info) {
switch (authentication_code_info.type) {
case AuthenticationCodeInfo::Type::None:
return nullptr;
case AuthenticationCodeInfo::Type::Message:
return td_api::make_object<td_api::authenticationCodeTypeTelegramMessage>(authentication_code_info.length);
case AuthenticationCodeInfo::Type::Sms:
return td_api::make_object<td_api::authenticationCodeTypeSms>(authentication_code_info.length);
case AuthenticationCodeInfo::Type::Call:
return td_api::make_object<td_api::authenticationCodeTypeCall>(authentication_code_info.length);
case AuthenticationCodeInfo::Type::FlashCall:
return td_api::make_object<td_api::authenticationCodeTypeFlashCall>(authentication_code_info.pattern);
case AuthenticationCodeInfo::Type::MissedCall:
return td_api::make_object<td_api::authenticationCodeTypeMissedCall>(authentication_code_info.pattern,
authentication_code_info.length);
case AuthenticationCodeInfo::Type::Fragment:
return td_api::make_object<td_api::authenticationCodeTypeFragment>(authentication_code_info.pattern,
authentication_code_info.length);
default:
UNREACHABLE();
return nullptr;
}
}
telegram_api::object_ptr<telegram_api::emailVerifyPurposeLoginSetup>
SendCodeHelper::get_email_verify_purpose_login_setup() const {
return telegram_api::make_object<telegram_api::emailVerifyPurposeLoginSetup>(phone_number_, phone_code_hash_);
}
} // namespace td
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