tdesktop/Telegram/SourceFiles/auth_session.cpp

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#include "auth_session.h"
#include "messenger.h"
#include "storage/file_download.h"
#include "window/notifications_manager.h"
QByteArray AuthSessionData::serialize() const {
auto size = sizeof(qint32) * 2;
auto result = QByteArray();
result.reserve(size);
{
QBuffer buffer(&result);
if (!buffer.open(QIODevice::WriteOnly)) {
Unexpected("Can't open data for AuthSessionData::serialize()");
}
QDataStream stream(&buffer);
stream.setVersion(QDataStream::Qt_5_1);
stream << static_cast<qint32>(_variables.emojiPanTab);
stream << qint32(_variables.lastSeenWarningSeen ? 1 : 0);
}
return result;
}
void AuthSessionData::constructFromSerialized(const QByteArray &serialized) {
if (serialized.isEmpty()) {
return;
}
auto readonly = serialized;
QBuffer buffer(&readonly);
if (!buffer.open(QIODevice::ReadOnly)) {
Unexpected("Can't open data for DcOptions::constructFromSerialized()");
}
QDataStream stream(&buffer);
stream.setVersion(QDataStream::Qt_5_1);
qint32 emojiPanTab = static_cast<qint32>(EmojiPanTabType::Emoji);
qint32 lastSeenWarningSeen = 0;
stream >> emojiPanTab;
stream >> lastSeenWarningSeen;
if (stream.status() != QDataStream::Ok) {
LOG(("App Error: Bad data for AuthSessionData::constructFromSerialized()"));
return;
}
auto uncheckedTab = static_cast<EmojiPanTabType>(emojiPanTab);
switch (uncheckedTab) {
case EmojiPanTabType::Emoji:
case EmojiPanTabType::Stickers:
case EmojiPanTabType::Gifs: _variables.emojiPanTab = uncheckedTab; break;
}
_variables.lastSeenWarningSeen = (lastSeenWarningSeen == 1);
}
AuthSession::AuthSession(UserId userId)
: _userId(userId)
, _downloader(std::make_unique<Storage::Downloader>())
, _notifications(std::make_unique<Window::Notifications::System>(this)) {
Expects(_userId != 0);
}
bool AuthSession::Exists() {
return (Messenger::Instance().authSession() != nullptr);
}
AuthSession &AuthSession::Current() {
auto result = Messenger::Instance().authSession();
t_assert(result != nullptr);
return *result;
}
UserData *AuthSession::CurrentUser() {
return App::user(CurrentUserId());
}
base::Observable<void> &AuthSession::CurrentDownloaderTaskFinished() {
return Current().downloader().taskFinished();
}
bool AuthSession::validateSelf(const MTPUser &user) {
if (user.type() != mtpc_user || !user.c_user().is_self() || user.c_user().vid.v != userId()) {
LOG(("Auth Error: wrong self user received."));
App::logOutDelayed();
return false;
}
return true;
}
AuthSession::~AuthSession() = default;