310 lines
9 KiB
C++
310 lines
9 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "storage/serialize_common.h"
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#include "main/main_session.h"
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#include "data/data_channel.h"
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#include "data/data_chat.h"
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#include "data/data_user.h"
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#include "data/data_session.h"
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#include "ui/image/image.h"
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namespace Serialize {
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namespace {
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constexpr auto kModernImageLocationTag = std::numeric_limits<qint32>::min();
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} // namespace
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std::optional<StorageImageLocation> readLegacyStorageImageLocationOrTag(
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int streamAppVersion,
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QDataStream &stream) {
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qint32 width, height, dc, local;
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quint64 volume, secret;
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QByteArray fileReference;
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stream >> width;
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if (width == kModernImageLocationTag) {
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return std::nullopt;
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}
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stream >> height >> dc >> volume >> local >> secret;
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if (streamAppVersion >= 1003013) {
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stream >> fileReference;
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}
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if (stream.status() != QDataStream::Ok) {
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return std::nullopt;
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}
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return StorageImageLocation(
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StorageFileLocation(
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dc,
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UserId(0),
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MTP_inputFileLocation(
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MTP_long(volume),
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MTP_int(local),
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MTP_long(secret),
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MTP_bytes(fileReference))),
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width,
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height);
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}
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int storageImageLocationSize(const StorageImageLocation &location) {
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// Modern image location tag + (size + content) of the serialization.
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return sizeof(qint32) * 2 + location.serializeSize();
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}
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void writeStorageImageLocation(
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QDataStream &stream,
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const StorageImageLocation &location) {
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stream << kModernImageLocationTag << location.serialize();
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}
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std::optional<StorageImageLocation> readStorageImageLocation(
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int streamAppVersion,
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QDataStream &stream) {
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const auto legacy = readLegacyStorageImageLocationOrTag(
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streamAppVersion,
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stream);
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if (legacy) {
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return legacy;
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}
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auto serialized = QByteArray();
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stream >> serialized;
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return (stream.status() == QDataStream::Ok)
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? StorageImageLocation::FromSerialized(serialized)
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: std::nullopt;
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}
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uint32 peerSize(not_null<PeerData*> peer) {
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uint32 result = sizeof(quint64)
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+ sizeof(quint64)
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+ storageImageLocationSize(peer->userpicLocation());
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if (peer->isUser()) {
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UserData *user = peer->asUser();
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// first + last + phone + username + access
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result += stringSize(user->firstName) + stringSize(user->lastName) + stringSize(user->phone()) + stringSize(user->username) + sizeof(quint64);
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// flags
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if (AppVersion >= 9012) {
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result += sizeof(qint32);
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}
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// onlineTill + contact + botInfoVersion
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result += sizeof(qint32) + sizeof(qint32) + sizeof(qint32);
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} else if (peer->isChat()) {
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ChatData *chat = peer->asChat();
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// name + count + date + version + admin + old forbidden + left + inviteLink
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result += stringSize(chat->name) + sizeof(qint32) + sizeof(qint32) + sizeof(qint32) + sizeof(qint32) + sizeof(qint32) + sizeof(quint32) + stringSize(chat->inviteLink());
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} else if (peer->isChannel()) {
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ChannelData *channel = peer->asChannel();
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// name + access + date + version + old forbidden + flags + inviteLink
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result += stringSize(channel->name) + sizeof(quint64) + sizeof(qint32) + sizeof(qint32) + sizeof(qint32) + sizeof(quint32) + stringSize(channel->inviteLink());
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}
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return result;
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}
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void writePeer(QDataStream &stream, PeerData *peer) {
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stream << quint64(peer->id) << quint64(peer->userpicPhotoId());
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writeStorageImageLocation(stream, peer->userpicLocation());
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if (const auto user = peer->asUser()) {
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stream
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<< user->firstName
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<< user->lastName
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<< user->phone()
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<< user->username
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<< quint64(user->accessHash());
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if (AppVersion >= 9012) {
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stream << qint32(user->flags());
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}
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if (AppVersion >= 9016) {
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const auto botInlinePlaceholder = user->isBot()
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? user->botInfo->inlinePlaceholder
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: QString();
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stream << botInlinePlaceholder;
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}
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stream
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<< qint32(user->onlineTill)
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<< qint32(user->isContact() ? 1 : 0)
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<< qint32(user->isBot() ? user->botInfo->version : -1);
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} else if (const auto chat = peer->asChat()) {
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stream
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<< chat->name
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<< qint32(chat->count)
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<< qint32(chat->date)
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<< qint32(chat->version())
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<< qint32(chat->creator)
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<< qint32(0)
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<< quint32(chat->flags())
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<< chat->inviteLink();
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} else if (const auto channel = peer->asChannel()) {
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stream
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<< channel->name
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<< quint64(channel->access)
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<< qint32(channel->date)
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<< qint32(channel->version())
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<< qint32(0)
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<< quint32(channel->flags())
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<< channel->inviteLink();
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}
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}
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PeerData *readPeer(int streamAppVersion, QDataStream &stream) {
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quint64 peerId = 0, photoId = 0;
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stream >> peerId >> photoId;
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if (!peerId) {
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return nullptr;
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}
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const auto userpic = readStorageImageLocation(streamAppVersion, stream);
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auto userpicAccessHash = uint64(0);
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if (!userpic) {
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return nullptr;
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}
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const auto loaded = Auth().data().peerLoaded(peerId);
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const auto result = loaded ? loaded : Auth().data().peer(peerId).get();
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if (!loaded) {
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result->loadedStatus = PeerData::FullLoaded;
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}
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if (const auto user = result->asUser()) {
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QString first, last, phone, username, inlinePlaceholder;
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quint64 access;
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qint32 flags = 0, onlineTill, contact, botInfoVersion;
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stream >> first >> last >> phone >> username >> access;
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if (streamAppVersion >= 9012) {
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stream >> flags;
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}
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if (streamAppVersion >= 9016) {
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stream >> inlinePlaceholder;
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}
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stream >> onlineTill >> contact >> botInfoVersion;
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userpicAccessHash = access;
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const auto showPhone = !user->isServiceUser()
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&& (user->id != Auth().userPeerId())
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&& (contact <= 0);
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const auto pname = (showPhone && !phone.isEmpty())
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? App::formatPhone(phone)
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: QString();
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if (!loaded) {
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user->setPhone(phone);
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user->setName(first, last, pname, username);
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user->setFlags(MTPDuser::Flags::from_raw(flags));
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user->setAccessHash(access);
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user->onlineTill = onlineTill;
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user->setIsContact(contact == 1);
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user->setBotInfoVersion(botInfoVersion);
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if (!inlinePlaceholder.isEmpty() && user->isBot()) {
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user->botInfo->inlinePlaceholder = inlinePlaceholder;
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}
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if (user->id == Auth().userPeerId()) {
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user->input = MTP_inputPeerSelf();
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user->inputUser = MTP_inputUserSelf();
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} else {
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user->input = MTP_inputPeerUser(MTP_int(peerToUser(user->id)), MTP_long(user->accessHash()));
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user->inputUser = MTP_inputUser(MTP_int(peerToUser(user->id)), MTP_long(user->accessHash()));
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}
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}
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} else if (const auto chat = result->asChat()) {
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QString name, inviteLink;
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qint32 count, date, version, creator, oldForbidden;
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quint32 flagsData, flags;
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stream >> name >> count >> date >> version >> creator >> oldForbidden >> flagsData >> inviteLink;
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if (streamAppVersion >= 9012) {
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flags = flagsData;
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} else {
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// flagsData was haveLeft
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flags = (flagsData == 1)
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? MTPDchat::Flags(MTPDchat::Flag::f_left)
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: MTPDchat::Flags(0);
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}
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if (oldForbidden) {
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flags |= quint32(MTPDchat_ClientFlag::f_forbidden);
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}
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if (!loaded) {
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chat->setName(name);
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chat->count = count;
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chat->date = date;
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// We don't save participants, admin status and banned rights.
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// So we don't restore the version field, info is still unknown.
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chat->setVersion(0);
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chat->creator = creator;
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chat->setFlags(MTPDchat::Flags::from_raw(flags));
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chat->setInviteLink(inviteLink);
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chat->input = MTP_inputPeerChat(MTP_int(peerToChat(chat->id)));
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chat->inputChat = MTP_int(peerToChat(chat->id));
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}
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} else if (const auto channel = result->asChannel()) {
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QString name, inviteLink;
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quint64 access;
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qint32 date, version, oldForbidden;
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quint32 flags;
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stream >> name >> access >> date >> version >> oldForbidden >> flags >> inviteLink;
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userpicAccessHash = access;
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if (oldForbidden) {
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flags |= quint32(MTPDchannel_ClientFlag::f_forbidden);
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}
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if (!loaded) {
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channel->setName(name, QString());
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channel->access = access;
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channel->date = date;
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// We don't save participants, admin status and banned rights.
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// So we don't restore the version field, info is still unknown.
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channel->setVersion(0);
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channel->setFlags(MTPDchannel::Flags::from_raw(flags));
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channel->setInviteLink(inviteLink);
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channel->input = MTP_inputPeerChannel(MTP_int(peerToChannel(channel->id)), MTP_long(access));
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channel->inputChannel = MTP_inputChannel(MTP_int(peerToChannel(channel->id)), MTP_long(access));
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}
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}
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if (!loaded) {
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using LocationType = StorageFileLocation::Type;
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const auto location = (userpic->valid()
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&& userpic->type() == LocationType::Legacy)
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? userpic->convertToModern(
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LocationType::PeerPhoto,
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result->id,
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userpicAccessHash)
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: *userpic;
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result->setUserpic(photoId, location, Images::Create(location));
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}
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return result;
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}
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QString peekUserPhone(int streamAppVersion, QDataStream &stream) {
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quint64 peerId = 0, photoId = 0;
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stream >> peerId >> photoId;
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DEBUG_LOG(("peekUserPhone.id: %1").arg(peerId));
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if (!peerId
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|| !peerIsUser(peerId)
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|| !readStorageImageLocation(streamAppVersion, stream)) {
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return QString();
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}
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QString first, last, phone;
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stream >> first >> last >> phone;
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DEBUG_LOG(("peekUserPhone.data: %1 %2 %3"
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).arg(first).arg(last).arg(phone));
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return phone;
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}
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} // namespace Serialize
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