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tdlib-fork/td/telegram/DeviceTokenManager.cpp

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2017
//
// 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/DeviceTokenManager.h"
#include "td/telegram/Global.h"
#include "td/telegram/misc.h"
#include "td/telegram/net/NetQueryDispatcher.h"
#include "td/telegram/td_api.hpp"
#include "td/telegram/telegram_api.h"
#include "td/utils/format.h"
#include "td/utils/logging.h"
#include "td/utils/Status.h"
#include <type_traits>
namespace td {
void DeviceTokenManager::register_device(tl_object_ptr<td_api::DeviceToken> device_token,
Promise<tl_object_ptr<td_api::ok>> promise) {
Token token(*device_token);
if (!clean_input_string(token.token)) {
return promise.set_error(Status::Error(400, "Device token must be encoded in UTF-8"));
}
auto &info = tokens_[token.type];
info.net_query_id = 0;
if (token.token.empty()) {
info.state = TokenInfo::State::Unregister;
if (info.token.empty()) {
info.state = TokenInfo::State::Sync;
}
} else {
info.token = token.token;
info.state = TokenInfo::State::Register;
}
if (info.promise) {
info.promise.set_error(Status::Error(5, "Cancelled due to new registerDevice request"));
}
info.promise = std::move(promise);
save_info(token.type);
loop();
}
DeviceTokenManager::Token::Token(td_api::DeviceToken &device_token) {
bool ok = downcast_call(device_token, [&](auto &obj) { token = obj.token_; });
CHECK(ok);
type = [&] {
switch (device_token.get_id()) {
case td_api::deviceTokenApplePush::ID:
return TokenType::APNS;
case td_api::deviceTokenGoogleCloudMessaging::ID:
return TokenType::GCM;
case td_api::deviceTokenMicrosoftPush::ID:
return TokenType::MPNS;
case td_api::deviceTokenUbuntuPush::ID:
return TokenType::UbuntuPhone;
case td_api::deviceTokenBlackberryPush::ID:
return TokenType::Blackberry;
default:
UNREACHABLE();
}
}();
}
tl_object_ptr<td_api::DeviceToken> DeviceTokenManager::Token::as_td_api() {
switch (type) {
case TokenType::APNS:
return make_tl_object<td_api::deviceTokenApplePush>(token);
case TokenType::GCM:
return make_tl_object<td_api::deviceTokenGoogleCloudMessaging>(token);
case TokenType::MPNS:
return make_tl_object<td_api::deviceTokenMicrosoftPush>(token);
case TokenType::SimplePush:
return make_tl_object<td_api::deviceTokenSimplePush>(token);
case TokenType::UbuntuPhone:
return make_tl_object<td_api::deviceTokenUbuntuPush>(token);
case TokenType::Blackberry:
return make_tl_object<td_api::deviceTokenBlackberryPush>(token);
default:
UNREACHABLE();
}
}
DeviceTokenManager::TokenInfo::TokenInfo(string from) {
if (from.empty()) {
return;
}
char c = from[0];
if (c == '+') {
state = State::Register;
} else if (c == '-') {
state = State::Unregister;
} else if (c == '=') {
state = State::Sync;
} else {
LOG(ERROR) << "Invalid serialized TokenInfo: " << tag("token_info", from);
return;
}
token = from.substr(1);
}
string DeviceTokenManager::TokenInfo::serialize() {
char c = [&] {
switch (state) {
case State::Sync:
return '=';
case State::Unregister:
return '-';
case State::Register:
return '+';
default:
UNREACHABLE();
}
}();
return c + token;
}
void DeviceTokenManager::start_up() {
for (int32 token_type = 1; token_type < TokenType::Size; token_type++) {
tokens_[token_type] = TokenInfo(G()->td_db()->get_binlog_pmc()->get(PSTRING() << "device_token" << token_type));
LOG(INFO) << token_type << "--->" << tokens_[token_type].serialize();
}
loop();
}
void DeviceTokenManager::save_info(int32 token_type) {
auto key = PSTRING() << "device_token" << token_type;
string value = tokens_[token_type].serialize();
LOG(INFO) << "SET " << key << "--->" << value;
G()->td_db()->get_binlog_pmc()->set(key, value);
sync_cnt_++;
G()->td_db()->get_binlog_pmc()->force_sync(
PromiseCreator::event(self_closure(this, &DeviceTokenManager::dec_sync_cnt)));
}
void DeviceTokenManager::dec_sync_cnt() {
sync_cnt_--;
loop();
}
void DeviceTokenManager::loop() {
if (sync_cnt_ != 0) {
return;
}
for (int32 token_type = 1; token_type < TokenType::Size; token_type++) {
auto &info = tokens_[token_type];
if (info.state == TokenInfo::State::Sync) {
continue;
}
if (info.net_query_id != 0) {
continue;
}
// have to send query
NetQueryPtr net_query;
if (info.state == TokenInfo::State::Unregister) {
net_query = G()->net_query_creator().create(
create_storer(telegram_api::account_unregisterDevice(token_type, info.token)));
} else {
net_query =
G()->net_query_creator().create(create_storer(telegram_api::account_registerDevice(token_type, info.token)));
}
info.net_query_id = net_query->id();
G()->net_query_dispatcher().dispatch_with_callback(std::move(net_query), actor_shared(this, token_type));
}
}
void DeviceTokenManager::on_result(NetQueryPtr net_query) {
auto token_type = static_cast<TokenType>(get_link_token());
CHECK(token_type >= 1 && token_type < TokenType::Size);
auto &info = tokens_[token_type];
if (info.net_query_id != net_query->id()) {
net_query->clear();
return;
}
info.net_query_id = 0;
static_assert(std::is_same<telegram_api::account_registerDevice::ReturnType,
telegram_api::account_unregisterDevice::ReturnType>::value,
"");
auto r_flag = fetch_result<telegram_api::account_registerDevice>(std::move(net_query));
info.net_query_id = 0;
if (r_flag.is_ok() && r_flag.ok()) {
if (info.promise) {
info.promise.set_value(make_tl_object<td_api::ok>());
}
if (info.state == TokenInfo::State::Unregister) {
info.token = "";
}
info.state = TokenInfo::State::Sync;
save_info(token_type);
} else {
if (info.promise) {
if (r_flag.is_error()) {
info.promise.set_error(r_flag.error().clone());
} else {
info.promise.set_error(Status::Error(5, "Got false as result"));
}
}
if (info.state == TokenInfo::State::Register) {
info.state = TokenInfo::State::Unregister;
} else {
info.state = TokenInfo::State::Sync;
info.token = "";
}
save_info(token_type);
if (r_flag.is_error()) {
LOG(ERROR) << r_flag.error();
}
}
loop();
}
} // namespace td