tdlight/td/telegram/AuthManager.h

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
//
// 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)
//
#pragma once
#include "td/telegram/net/NetActor.h"
#include "td/telegram/net/NetQuery.h"
#include "td/telegram/SendCodeHelper.h"
#include "td/telegram/TermsOfService.h"
#include "td/telegram/td_api.h"
#include "td/telegram/telegram_api.h"
#include "td/actor/actor.h"
#include "td/utils/common.h"
#include "td/utils/Status.h"
#include "td/utils/Time.h"
namespace td {
class AuthManager : public NetActor {
public:
AuthManager(int32 api_id, const string &api_hash, ActorShared<> parent);
bool is_bot() const;
void set_is_bot(bool is_bot);
bool is_authorized() const;
void get_state(uint64 query_id);
void set_phone_number(uint64 query_id, string phone_number,
td_api::object_ptr<td_api::phoneNumberAuthenticationSettings> settings);
void resend_authentication_code(uint64 query_id);
void check_code(uint64 query_id, string code);
void register_user(uint64 query_id, string first_name, string last_name);
void check_bot_token(uint64 query_id, string bot_token);
void check_password(uint64 query_id, string password);
void request_password_recovery(uint64 query_id);
void recover_password(uint64 query_id, string code);
void logout(uint64 query_id);
void delete_account(uint64 query_id, const string &reason);
void on_authorization_lost();
void on_closing(bool destroy_flag);
// can return nullptr if state isn't initialized yet
tl_object_ptr<td_api::AuthorizationState> get_current_authorization_state_object() const;
private:
static constexpr size_t MAX_NAME_LENGTH = 64; // server side limit
enum class State : int32 {
None,
WaitPhoneNumber,
WaitCode,
WaitPassword,
WaitRegistration,
Ok,
LoggingOut,
DestroyingKeys,
Closing
} state_ = State::None;
enum class NetQueryType : int32 {
None,
SignIn,
SignUp,
SendCode,
GetPassword,
CheckPassword,
RequestPasswordRecovery,
RecoverPassword,
BotAuthentication,
Authentication,
LogOut,
DeleteAccount
};
struct WaitPasswordState {
string current_client_salt_;
string current_server_salt_;
int32 srp_g_ = 0;
string srp_p_;
string srp_B_;
int64 srp_id_ = 0;
string hint_;
bool has_recovery_ = false;
string email_address_pattern_;
template <class StorerT>
void store(StorerT &storer) const;
template <class ParserT>
void parse(ParserT &parser);
};
struct DbState {
State state_;
int32 api_id_;
string api_hash_;
Timestamp state_timestamp_;
// WaitCode
SendCodeHelper send_code_helper_;
// WaitPassword
WaitPasswordState wait_password_state_;
// WaitRegistration
TermsOfService terms_of_service_;
DbState() = default;
static DbState wait_code(int32 api_id, string api_hash, SendCodeHelper send_code_helper) {
DbState state(State::WaitCode, api_id, api_hash);
state.send_code_helper_ = std::move(send_code_helper);
return state;
}
static DbState wait_password(int32 api_id, string api_hash, WaitPasswordState wait_password_state) {
DbState state(State::WaitPassword, api_id, api_hash);
state.wait_password_state_ = std::move(wait_password_state);
return state;
}
static DbState wait_registration(int32 api_id, string api_hash, SendCodeHelper send_code_helper,
TermsOfService terms_of_service) {
DbState state(State::WaitRegistration, api_id, api_hash);
state.send_code_helper_ = std::move(send_code_helper);
state.terms_of_service_ = std::move(terms_of_service);
return state;
}
template <class StorerT>
void store(StorerT &storer) const;
template <class ParserT>
void parse(ParserT &parser);
private:
DbState(State state, int32 api_id, string api_hash)
: state_(state), api_id_(api_id), api_hash_(api_hash), state_timestamp_(Timestamp::now()) {
}
};
bool load_state();
void save_state();
ActorShared<> parent_;
// STATE
// from contructor
int32 api_id_;
string api_hash_;
// State::WaitCode
SendCodeHelper send_code_helper_;
string code_;
// State::WaitPassword
string password_;
// State::WaitRegistration
TermsOfService terms_of_service_;
// for bots
string bot_token_;
uint64 query_id_ = 0;
WaitPasswordState wait_password_state_;
bool was_check_bot_token_ = false;
bool is_bot_ = false;
uint64 net_query_id_ = 0;
NetQueryType net_query_type_;
vector<uint64> pending_get_authorization_state_requests_;
void on_new_query(uint64 query_id);
void on_query_error(Status status);
void on_query_error(uint64 id, Status status);
void on_query_ok();
void start_net_query(NetQueryType net_query_type, NetQueryPtr net_query);
void destroy_auth_keys();
void on_send_code_result(NetQueryPtr &result);
void on_get_password_result(NetQueryPtr &result);
void on_request_password_recovery_result(NetQueryPtr &result);
void on_authentication_result(NetQueryPtr &result, bool expected_flag);
void on_log_out_result(NetQueryPtr &result);
void on_delete_account_result(NetQueryPtr &result);
void on_authorization(tl_object_ptr<telegram_api::auth_Authorization> auth_ptr);
void on_result(NetQueryPtr result) override;
void update_state(State new_state, bool force = false, bool should_save_state = true);
tl_object_ptr<td_api::AuthorizationState> get_authorization_state_object(State authorization_state) const;
void send_ok(uint64 query_id);
void start_up() override;
void tear_down() override;
};
} // namespace td