servatrice/servatrice/src/serversocketinterface.cpp
2015-09-18 09:56:32 -04:00

1112 lines
No EOL
45 KiB
C++

/***************************************************************************
* Copyright (C) 2008 by Max-Wilhelm Bruker *
* brukie@laptop *
* *
* This program 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 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <iostream>
#include <QSqlError>
#include <QSqlQuery>
#include <QHostAddress>
#include <QDebug>
#include <QDateTime>
#include <QString>
#include "settingscache.h"
#include "serversocketinterface.h"
#include "servatrice.h"
#include "servatrice_database_interface.h"
#include "decklist.h"
#include "server_player.h"
#include "main.h"
#include "server_logger.h"
#include "server_response_containers.h"
#include "pb/commands.pb.h"
#include "pb/command_deck_list.pb.h"
#include "pb/command_deck_upload.pb.h"
#include "pb/command_deck_download.pb.h"
#include "pb/command_deck_new_dir.pb.h"
#include "pb/command_deck_del_dir.pb.h"
#include "pb/command_deck_del.pb.h"
#include "pb/command_replay_list.pb.h"
#include "pb/command_replay_download.pb.h"
#include "pb/command_replay_modify_match.pb.h"
#include "pb/command_replay_delete_match.pb.h"
#include "pb/event_connection_closed.pb.h"
#include "pb/event_server_message.pb.h"
#include "pb/event_server_identification.pb.h"
#include "pb/event_add_to_list.pb.h"
#include "pb/event_remove_from_list.pb.h"
#include "pb/event_notify_user.pb.h"
#include "pb/event_user_message.pb.h"
#include "pb/response_ban_history.pb.h"
#include "pb/response_deck_list.pb.h"
#include "pb/response_deck_download.pb.h"
#include "pb/response_deck_upload.pb.h"
#include "pb/response_register.pb.h"
#include "pb/response_replay_list.pb.h"
#include "pb/response_replay_download.pb.h"
#include "pb/serverinfo_replay.pb.h"
#include "pb/serverinfo_user.pb.h"
#include "pb/serverinfo_deckstorage.pb.h"
#include "pb/serverinfo_ban.pb.h"
#include "version_string.h"
#include <string>
#include <iostream>
static const int protocolVersion = 14;
ServerSocketInterface::ServerSocketInterface(Servatrice *_server, Servatrice_DatabaseInterface *_databaseInterface, QObject *parent)
: Server_ProtocolHandler(_server, _databaseInterface, parent),
servatrice(_server),
sqlInterface(reinterpret_cast<Servatrice_DatabaseInterface *>(databaseInterface)),
messageInProgress(false),
handshakeStarted(false)
{
socket = new QTcpSocket(this);
socket->setSocketOption(QAbstractSocket::LowDelayOption, 1);
connect(socket, SIGNAL(readyRead()), this, SLOT(readClient()));
connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(catchSocketError(QAbstractSocket::SocketError)));
// Never call flushOutputQueue directly from outputQueueChanged. In case of a socket error,
// it could lead to this object being destroyed while another function is still on the call stack. -> mutex deadlocks etc.
connect(this, SIGNAL(outputQueueChanged()), this, SLOT(flushOutputQueue()), Qt::QueuedConnection);
}
ServerSocketInterface::~ServerSocketInterface()
{
logger->logMessage("ServerSocketInterface destructor", this);
flushOutputQueue();
}
void ServerSocketInterface::initConnection(int socketDescriptor)
{
// Add this object to the server's list of connections before it can receive socket events.
// Otherwise, in case a of a socket error, it could be removed from the list before it is added.
server->addClient(this);
socket->setSocketDescriptor(socketDescriptor);
logger->logMessage(QString("Incoming connection: %1").arg(socket->peerAddress().toString()), this);
initSessionDeprecated();
}
void ServerSocketInterface::initSessionDeprecated()
{
// dirty hack to make v13 client display the correct error message
QByteArray buf;
buf.append("<?xml version=\"1.0\"?><cockatrice_server_stream version=\"14\">");
socket->write(buf);
socket->flush();
}
bool ServerSocketInterface::initSession()
{
Event_ServerIdentification identEvent;
identEvent.set_server_name(servatrice->getServerName().toStdString());
identEvent.set_server_version(VERSION_STRING);
identEvent.set_protocol_version(protocolVersion);
SessionEvent *identSe = prepareSessionEvent(identEvent);
sendProtocolItem(*identSe);
delete identSe;
//limit the number of total users based on configuration settings
bool enforceUserLimit = settingsCache->value("security/enable_max_user_limit", false).toBool();
if (enforceUserLimit){
int userLimit = settingsCache->value("security/max_users_total", 500).toInt();
int playerCount = (databaseInterface->getActiveUserCount() + 1);
if (playerCount > userLimit){
std::cerr << "Max Users Total Limit Reached, please increase the max_users_total setting." << std::endl;
logger->logMessage(QString("Max Users Total Limit Reached, please increase the max_users_total setting."), this);
Event_ConnectionClosed event;
event.set_reason(Event_ConnectionClosed::USER_LIMIT_REACHED);
SessionEvent *se = prepareSessionEvent(event);
sendProtocolItem(*se);
delete se;
return false;
}
}
//allow unlimited number of connections from the trusted sources
QString trustedSources = settingsCache->value("security/trusted_sources","127.0.0.1,::1").toString();
if (trustedSources.contains(socket->peerAddress().toString(),Qt::CaseInsensitive))
return true;
int maxUsers = servatrice->getMaxUsersPerAddress();
if ((maxUsers > 0) && (servatrice->getUsersWithAddress(socket->peerAddress()) >= maxUsers)) {
Event_ConnectionClosed event;
event.set_reason(Event_ConnectionClosed::TOO_MANY_CONNECTIONS);
SessionEvent *se = prepareSessionEvent(event);
sendProtocolItem(*se);
delete se;
return false;
}
return true;
}
void ServerSocketInterface::readClient()
{
QByteArray data = socket->readAll();
servatrice->incRxBytes(data.size());
inputBuffer.append(data);
do {
if (!messageInProgress) {
if (inputBuffer.size() >= 4) {
messageLength = (((quint32) (unsigned char) inputBuffer[0]) << 24)
+ (((quint32) (unsigned char) inputBuffer[1]) << 16)
+ (((quint32) (unsigned char) inputBuffer[2]) << 8)
+ ((quint32) (unsigned char) inputBuffer[3]);
inputBuffer.remove(0, 4);
messageInProgress = true;
} else
return;
}
if (inputBuffer.size() < messageLength)
return;
CommandContainer newCommandContainer;
try {
newCommandContainer.ParseFromArray(inputBuffer.data(), messageLength);
}
catch(std::exception &e) {
qDebug() << "Caught std::exception in" << __FILE__ << __LINE__ <<
#ifdef _MSC_VER // Visual Studio
__FUNCTION__;
#else
__PRETTY_FUNCTION__;
#endif
qDebug() << "Exception:" << e.what();
qDebug() << "Message coming from:" << getAddress();
qDebug() << "Message length:" << messageLength;
qDebug() << "Message content:" << inputBuffer.toHex();
}
catch(...) {
qDebug() << "Unhandled exception in" << __FILE__ << __LINE__ <<
#ifdef _MSC_VER // Visual Studio
__FUNCTION__;
#else
__PRETTY_FUNCTION__;
#endif
qDebug() << "Message coming from:" << getAddress();
}
inputBuffer.remove(0, messageLength);
messageInProgress = false;
// dirty hack to make v13 client display the correct error message
if (handshakeStarted)
processCommandContainer(newCommandContainer);
else if (!newCommandContainer.has_cmd_id()) {
handshakeStarted = true;
if (!initSession())
prepareDestroy();
}
// end of hack
} while (!inputBuffer.isEmpty());
}
void ServerSocketInterface::catchSocketError(QAbstractSocket::SocketError socketError)
{
qDebug() << "Socket error:" << socketError;
prepareDestroy();
}
void ServerSocketInterface::transmitProtocolItem(const ServerMessage &item)
{
outputQueueMutex.lock();
outputQueue.append(item);
outputQueueMutex.unlock();
emit outputQueueChanged();
}
void ServerSocketInterface::flushOutputQueue()
{
QMutexLocker locker(&outputQueueMutex);
if (outputQueue.isEmpty())
return;
int totalBytes = 0;
while (!outputQueue.isEmpty()) {
ServerMessage item = outputQueue.takeFirst();
locker.unlock();
QByteArray buf;
unsigned int size = item.ByteSize();
buf.resize(size + 4);
item.SerializeToArray(buf.data() + 4, size);
buf.data()[3] = (unsigned char) size;
buf.data()[2] = (unsigned char) (size >> 8);
buf.data()[1] = (unsigned char) (size >> 16);
buf.data()[0] = (unsigned char) (size >> 24);
// In case socket->write() calls catchSocketError(), the mutex must not be locked during this call.
socket->write(buf);
totalBytes += size + 4;
locker.relock();
}
locker.unlock();
servatrice->incTxBytes(totalBytes);
// see above wrt mutex
socket->flush();
}
void ServerSocketInterface::logDebugMessage(const QString &message)
{
logger->logMessage(message, this);
}
Response::ResponseCode ServerSocketInterface::processExtendedSessionCommand(int cmdType, const SessionCommand &cmd, ResponseContainer &rc)
{
switch ((SessionCommand::SessionCommandType) cmdType) {
case SessionCommand::ADD_TO_LIST: return cmdAddToList(cmd.GetExtension(Command_AddToList::ext), rc);
case SessionCommand::REMOVE_FROM_LIST: return cmdRemoveFromList(cmd.GetExtension(Command_RemoveFromList::ext), rc);
case SessionCommand::DECK_LIST: return cmdDeckList(cmd.GetExtension(Command_DeckList::ext), rc);
case SessionCommand::DECK_NEW_DIR: return cmdDeckNewDir(cmd.GetExtension(Command_DeckNewDir::ext), rc);
case SessionCommand::DECK_DEL_DIR: return cmdDeckDelDir(cmd.GetExtension(Command_DeckDelDir::ext), rc);
case SessionCommand::DECK_DEL: return cmdDeckDel(cmd.GetExtension(Command_DeckDel::ext), rc);
case SessionCommand::DECK_UPLOAD: return cmdDeckUpload(cmd.GetExtension(Command_DeckUpload::ext), rc);
case SessionCommand::DECK_DOWNLOAD: return cmdDeckDownload(cmd.GetExtension(Command_DeckDownload::ext), rc);
case SessionCommand::REPLAY_LIST: return cmdReplayList(cmd.GetExtension(Command_ReplayList::ext), rc);
case SessionCommand::REPLAY_DOWNLOAD: return cmdReplayDownload(cmd.GetExtension(Command_ReplayDownload::ext), rc);
case SessionCommand::REPLAY_MODIFY_MATCH: return cmdReplayModifyMatch(cmd.GetExtension(Command_ReplayModifyMatch::ext), rc);
case SessionCommand::REPLAY_DELETE_MATCH: return cmdReplayDeleteMatch(cmd.GetExtension(Command_ReplayDeleteMatch::ext), rc);
case SessionCommand::REGISTER: return cmdRegisterAccount(cmd.GetExtension(Command_Register::ext), rc); break;
case SessionCommand::ACTIVATE: return cmdActivateAccount(cmd.GetExtension(Command_Activate::ext), rc); break;
case SessionCommand::ACCOUNT_EDIT: return cmdAccountEdit(cmd.GetExtension(Command_AccountEdit::ext), rc);
case SessionCommand::ACCOUNT_IMAGE: return cmdAccountImage(cmd.GetExtension(Command_AccountImage::ext), rc);
case SessionCommand::ACCOUNT_PASSWORD: return cmdAccountPassword(cmd.GetExtension(Command_AccountPassword::ext), rc);
default: return Response::RespFunctionNotAllowed;
}
}
Response::ResponseCode ServerSocketInterface::processExtendedModeratorCommand(int cmdType, const ModeratorCommand &cmd, ResponseContainer &rc)
{
switch ((ModeratorCommand::ModeratorCommandType) cmdType) {
case ModeratorCommand::BAN_FROM_SERVER: return cmdBanFromServer(cmd.GetExtension(Command_BanFromServer::ext), rc);
case ModeratorCommand::BAN_HISTORY: return cmdGetBanHistory(cmd.GetExtension(Command_GetBanHistory::ext), rc);
default: return Response::RespFunctionNotAllowed;
}
}
Response::ResponseCode ServerSocketInterface::processExtendedAdminCommand(int cmdType, const AdminCommand &cmd, ResponseContainer &rc)
{
switch ((AdminCommand::AdminCommandType) cmdType) {
case AdminCommand::SHUTDOWN_SERVER: return cmdShutdownServer(cmd.GetExtension(Command_ShutdownServer::ext), rc);
case AdminCommand::UPDATE_SERVER_MESSAGE: return cmdUpdateServerMessage(cmd.GetExtension(Command_UpdateServerMessage::ext), rc);
case AdminCommand::RELOAD_CONFIG: return cmdReloadConfig(cmd.GetExtension(Command_ReloadConfig::ext), rc);
case AdminCommand::ADJUST_MOD: return cmdAdjustMod(cmd.GetExtension(Command_AdjustMod::ext), rc);
default: return Response::RespFunctionNotAllowed;
}
}
Response::ResponseCode ServerSocketInterface::cmdAddToList(const Command_AddToList &cmd, ResponseContainer &rc)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
QString list = QString::fromStdString(cmd.list());
QString user = QString::fromStdString(cmd.user_name());
if ((list != "buddy") && (list != "ignore"))
return Response::RespContextError;
if (list == "buddy")
if (databaseInterface->isInBuddyList(QString::fromStdString(userInfo->name()), user))
return Response::RespContextError;
if (list == "ignore")
if (databaseInterface->isInIgnoreList(QString::fromStdString(userInfo->name()), user))
return Response::RespContextError;
int id1 = userInfo->id();
int id2 = sqlInterface->getUserIdInDB(user);
if (id2 < 0)
return Response::RespNameNotFound;
if (id1 == id2)
return Response::RespContextError;
QSqlQuery *query = sqlInterface->prepareQuery("insert into {prefix}_" + list + "list (id_user1, id_user2) values(:id1, :id2)");
query->bindValue(":id1", id1);
query->bindValue(":id2", id2);
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
Event_AddToList event;
event.set_list_name(cmd.list());
event.mutable_user_info()->CopyFrom(databaseInterface->getUserData(user));
rc.enqueuePreResponseItem(ServerMessage::SESSION_EVENT, prepareSessionEvent(event));
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdRemoveFromList(const Command_RemoveFromList &cmd, ResponseContainer &rc)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
QString list = QString::fromStdString(cmd.list());
QString user = QString::fromStdString(cmd.user_name());
if ((list != "buddy") && (list != "ignore"))
return Response::RespContextError;
if (list == "buddy")
if (!databaseInterface->isInBuddyList(QString::fromStdString(userInfo->name()), user))
return Response::RespContextError;
if (list == "ignore")
if (!databaseInterface->isInIgnoreList(QString::fromStdString(userInfo->name()), user))
return Response::RespContextError;
int id1 = userInfo->id();
int id2 = sqlInterface->getUserIdInDB(user);
if (id2 < 0)
return Response::RespNameNotFound;
QSqlQuery *query = sqlInterface->prepareQuery("delete from {prefix}_" + list + "list where id_user1 = :id1 and id_user2 = :id2");
query->bindValue(":id1", id1);
query->bindValue(":id2", id2);
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
Event_RemoveFromList event;
event.set_list_name(cmd.list());
event.set_user_name(cmd.user_name());
rc.enqueuePreResponseItem(ServerMessage::SESSION_EVENT, prepareSessionEvent(event));
return Response::RespOk;
}
int ServerSocketInterface::getDeckPathId(int basePathId, QStringList path)
{
if (path.isEmpty())
return 0;
if (path[0].isEmpty())
return 0;
QSqlQuery *query = sqlInterface->prepareQuery("select id from {prefix}_decklist_folders where id_parent = :id_parent and name = :name and id_user = :id_user");
query->bindValue(":id_parent", basePathId);
query->bindValue(":name", path.takeFirst());
query->bindValue(":id_user", userInfo->id());
if (!sqlInterface->execSqlQuery(query))
return -1;
if (!query->next())
return -1;
int id = query->value(0).toInt();
if (path.isEmpty())
return id;
else
return getDeckPathId(id, path);
}
int ServerSocketInterface::getDeckPathId(const QString &path)
{
return getDeckPathId(0, path.split("/"));
}
bool ServerSocketInterface::deckListHelper(int folderId, ServerInfo_DeckStorage_Folder *folder)
{
QSqlQuery *query = sqlInterface->prepareQuery("select id, name from {prefix}_decklist_folders where id_parent = :id_parent and id_user = :id_user");
query->bindValue(":id_parent", folderId);
query->bindValue(":id_user", userInfo->id());
if (!sqlInterface->execSqlQuery(query))
return false;
QMap<int, QString> results;
while(query->next())
results[query->value(0).toInt()] = query->value(1).toString();
foreach(int key, results.keys())
{
ServerInfo_DeckStorage_TreeItem *newItem = folder->add_items();
newItem->set_id(key);
newItem->set_name(results.value(key).toStdString());
if (!deckListHelper(newItem->id(), newItem->mutable_folder()))
return false;
}
query = sqlInterface->prepareQuery("select id, name, upload_time from {prefix}_decklist_files where id_folder = :id_folder and id_user = :id_user");
query->bindValue(":id_folder", folderId);
query->bindValue(":id_user", userInfo->id());
if (!sqlInterface->execSqlQuery(query))
return false;
while (query->next()) {
ServerInfo_DeckStorage_TreeItem *newItem = folder->add_items();
newItem->set_id(query->value(0).toInt());
newItem->set_name(query->value(1).toString().toStdString());
ServerInfo_DeckStorage_File *newFile = newItem->mutable_file();
newFile->set_creation_time(query->value(2).toDateTime().toTime_t());
}
return true;
}
// CHECK AUTHENTICATION!
// Also check for every function that data belonging to other users cannot be accessed.
Response::ResponseCode ServerSocketInterface::cmdDeckList(const Command_DeckList & /*cmd*/, ResponseContainer &rc)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
sqlInterface->checkSql();
Response_DeckList *re = new Response_DeckList;
ServerInfo_DeckStorage_Folder *root = re->mutable_root();
if (!deckListHelper(0, root))
return Response::RespContextError;
rc.setResponseExtension(re);
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdDeckNewDir(const Command_DeckNewDir &cmd, ResponseContainer & /*rc*/)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
sqlInterface->checkSql();
int folderId = getDeckPathId(QString::fromStdString(cmd.path()));
if (folderId == -1)
return Response::RespNameNotFound;
QSqlQuery *query = sqlInterface->prepareQuery("insert into {prefix}_decklist_folders (id_parent, id_user, name) values(:id_parent, :id_user, :name)");
query->bindValue(":id_parent", folderId);
query->bindValue(":id_user", userInfo->id());
query->bindValue(":name", QString::fromStdString(cmd.dir_name()));
if (!sqlInterface->execSqlQuery(query))
return Response::RespContextError;
return Response::RespOk;
}
void ServerSocketInterface::deckDelDirHelper(int basePathId)
{
sqlInterface->checkSql();
QSqlQuery *query = sqlInterface->prepareQuery("select id from {prefix}_decklist_folders where id_parent = :id_parent");
query->bindValue(":id_parent", basePathId);
sqlInterface->execSqlQuery(query);
while (query->next())
deckDelDirHelper(query->value(0).toInt());
query = sqlInterface->prepareQuery("delete from {prefix}_decklist_files where id_folder = :id_folder");
query->bindValue(":id_folder", basePathId);
sqlInterface->execSqlQuery(query);
query = sqlInterface->prepareQuery("delete from {prefix}_decklist_folders where id = :id");
query->bindValue(":id", basePathId);
sqlInterface->execSqlQuery(query);
}
void ServerSocketInterface::sendServerMessage(const QString userName, const QString message)
{
ServerSocketInterface *user = static_cast<ServerSocketInterface *>(server->getUsers().value(userName));
if (!user)
return;
Event_UserMessage event;
event.set_sender_name("Servatrice");
event.set_receiver_name(userName.toStdString());
event.set_message(message.toStdString());
SessionEvent *se = user->prepareSessionEvent(event);
user->sendProtocolItem(*se);
delete se;
}
Response::ResponseCode ServerSocketInterface::cmdDeckDelDir(const Command_DeckDelDir &cmd, ResponseContainer & /*rc*/)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
sqlInterface->checkSql();
int basePathId = getDeckPathId(QString::fromStdString(cmd.path()));
if ((basePathId == -1) || (basePathId == 0))
return Response::RespNameNotFound;
deckDelDirHelper(basePathId);
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdDeckDel(const Command_DeckDel &cmd, ResponseContainer & /*rc*/)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
sqlInterface->checkSql();
QSqlQuery *query = sqlInterface->prepareQuery("select id from {prefix}_decklist_files where id = :id and id_user = :id_user");
query->bindValue(":id", cmd.deck_id());
query->bindValue(":id_user", userInfo->id());
sqlInterface->execSqlQuery(query);
if (!query->next())
return Response::RespNameNotFound;
query = sqlInterface->prepareQuery("delete from {prefix}_decklist_files where id = :id");
query->bindValue(":id", cmd.deck_id());
sqlInterface->execSqlQuery(query);
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdDeckUpload(const Command_DeckUpload &cmd, ResponseContainer &rc)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
if (!cmd.has_deck_list())
return Response::RespInvalidData;
sqlInterface->checkSql();
QString deckStr = QString::fromStdString(cmd.deck_list());
DeckList deck(deckStr);
QString deckName = deck.getName();
if (deckName.isEmpty())
deckName = "Unnamed deck";
if (cmd.has_path()) {
int folderId = getDeckPathId(QString::fromStdString(cmd.path()));
if (folderId == -1)
return Response::RespNameNotFound;
QSqlQuery *query = sqlInterface->prepareQuery("insert into {prefix}_decklist_files (id_folder, id_user, name, upload_time, content) values(:id_folder, :id_user, :name, NOW(), :content)");
query->bindValue(":id_folder", folderId);
query->bindValue(":id_user", userInfo->id());
query->bindValue(":name", deckName);
query->bindValue(":content", deckStr);
sqlInterface->execSqlQuery(query);
Response_DeckUpload *re = new Response_DeckUpload;
ServerInfo_DeckStorage_TreeItem *fileInfo = re->mutable_new_file();
fileInfo->set_id(query->lastInsertId().toInt());
fileInfo->set_name(deckName.toStdString());
fileInfo->mutable_file()->set_creation_time(QDateTime::currentDateTime().toTime_t());
rc.setResponseExtension(re);
} else if (cmd.has_deck_id()) {
QSqlQuery *query = sqlInterface->prepareQuery("update {prefix}_decklist_files set name=:name, upload_time=NOW(), content=:content where id = :id_deck and id_user = :id_user");
query->bindValue(":id_deck", cmd.deck_id());
query->bindValue(":id_user", userInfo->id());
query->bindValue(":name", deckName);
query->bindValue(":content", deckStr);
sqlInterface->execSqlQuery(query);
if (query->numRowsAffected() == 0)
return Response::RespNameNotFound;
Response_DeckUpload *re = new Response_DeckUpload;
ServerInfo_DeckStorage_TreeItem *fileInfo = re->mutable_new_file();
fileInfo->set_id(cmd.deck_id());
fileInfo->set_name(deckName.toStdString());
fileInfo->mutable_file()->set_creation_time(QDateTime::currentDateTime().toTime_t());
rc.setResponseExtension(re);
} else
return Response::RespInvalidData;
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdDeckDownload(const Command_DeckDownload &cmd, ResponseContainer &rc)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
DeckList *deck;
try {
deck = sqlInterface->getDeckFromDatabase(cmd.deck_id(), userInfo->id());
} catch(Response::ResponseCode r) {
return r;
}
Response_DeckDownload *re = new Response_DeckDownload;
re->set_deck(deck->writeToString_Native().toStdString());
rc.setResponseExtension(re);
delete deck;
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdReplayList(const Command_ReplayList & /*cmd*/, ResponseContainer &rc)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
Response_ReplayList *re = new Response_ReplayList;
QSqlQuery *query1 = sqlInterface->prepareQuery("select a.id_game, a.replay_name, b.room_name, b.time_started, b.time_finished, b.descr, a.do_not_hide from {prefix}_replays_access a left join {prefix}_games b on b.id = a.id_game where a.id_player = :id_player and (a.do_not_hide = 1 or date_add(b.time_started, interval 7 day) > now())");
query1->bindValue(":id_player", userInfo->id());
sqlInterface->execSqlQuery(query1);
while (query1->next()) {
ServerInfo_ReplayMatch *matchInfo = re->add_match_list();
const int gameId = query1->value(0).toInt();
matchInfo->set_game_id(gameId);
matchInfo->set_room_name(query1->value(2).toString().toStdString());
const int timeStarted = query1->value(3).toDateTime().toTime_t();
const int timeFinished = query1->value(4).toDateTime().toTime_t();
matchInfo->set_time_started(timeStarted);
matchInfo->set_length(timeFinished - timeStarted);
matchInfo->set_game_name(query1->value(5).toString().toStdString());
const QString replayName = query1->value(1).toString();
matchInfo->set_do_not_hide(query1->value(6).toBool());
{
QSqlQuery *query2 = sqlInterface->prepareQuery("select player_name from {prefix}_games_players where id_game = :id_game");
query2->bindValue(":id_game", gameId);
sqlInterface->execSqlQuery(query2);
while (query2->next())
matchInfo->add_player_names(query2->value(0).toString().toStdString());
}
{
QSqlQuery *query3 = sqlInterface->prepareQuery("select id, duration from {prefix}_replays where id_game = :id_game");
query3->bindValue(":id_game", gameId);
sqlInterface->execSqlQuery(query3);
while (query3->next()) {
ServerInfo_Replay *replayInfo = matchInfo->add_replay_list();
replayInfo->set_replay_id(query3->value(0).toInt());
replayInfo->set_replay_name(replayName.toStdString());
replayInfo->set_duration(query3->value(1).toInt());
}
}
}
rc.setResponseExtension(re);
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdReplayDownload(const Command_ReplayDownload &cmd, ResponseContainer &rc)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
{
QSqlQuery *query = sqlInterface->prepareQuery("select 1 from {prefix}_replays_access a left join {prefix}_replays b on a.id_game = b.id_game where b.id = :id_replay and a.id_player = :id_player");
query->bindValue(":id_replay", cmd.replay_id());
query->bindValue(":id_player", userInfo->id());
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
if (!query->next())
return Response::RespAccessDenied;
}
QSqlQuery *query = sqlInterface->prepareQuery("select replay from {prefix}_replays where id = :id_replay");
query->bindValue(":id_replay", cmd.replay_id());
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
if (!query->next())
return Response::RespNameNotFound;
QByteArray data = query->value(0).toByteArray();
Response_ReplayDownload *re = new Response_ReplayDownload;
re->set_replay_data(data.data(), data.size());
rc.setResponseExtension(re);
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdReplayModifyMatch(const Command_ReplayModifyMatch &cmd, ResponseContainer & /*rc*/)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
if (!sqlInterface->checkSql())
return Response::RespInternalError;
QSqlQuery *query = sqlInterface->prepareQuery("update {prefix}_replays_access set do_not_hide=:do_not_hide where id_player = :id_player and id_game = :id_game");
query->bindValue(":id_player", userInfo->id());
query->bindValue(":id_game", cmd.game_id());
query->bindValue(":do_not_hide", cmd.do_not_hide());
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
return query->numRowsAffected() > 0 ? Response::RespOk : Response::RespNameNotFound;
}
Response::ResponseCode ServerSocketInterface::cmdReplayDeleteMatch(const Command_ReplayDeleteMatch &cmd, ResponseContainer & /*rc*/)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
if (!sqlInterface->checkSql())
return Response::RespInternalError;
QSqlQuery *query = sqlInterface->prepareQuery("delete from {prefix}_replays_access where id_player = :id_player and id_game = :id_game");
query->bindValue(":id_player", userInfo->id());
query->bindValue(":id_game", cmd.game_id());
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
return query->numRowsAffected() > 0 ? Response::RespOk : Response::RespNameNotFound;
}
// MODERATOR FUNCTIONS.
// May be called by admins and moderators. Permission is checked by the calling function.
Response::ResponseCode ServerSocketInterface::cmdGetBanHistory(const Command_GetBanHistory &cmd, ResponseContainer &rc)
{
QList<ServerInfo_Ban> banList;
QString userName = QString::fromStdString(cmd.user_name());
Response_BanHistory *re = new Response_BanHistory;
QListIterator<ServerInfo_Ban> banIterator(sqlInterface->getUserBanHistory(userName));
while (banIterator.hasNext())
re->add_ban_list()->CopyFrom(banIterator.next());
rc.setResponseExtension(re);
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdBanFromServer(const Command_BanFromServer &cmd, ResponseContainer & /*rc*/)
{
if (!sqlInterface->checkSql())
return Response::RespInternalError;
QString userName = QString::fromStdString(cmd.user_name()).simplified();
QString address = QString::fromStdString(cmd.address()).simplified();
QString clientID = QString::fromStdString(cmd.clientid()).simplified();
if (userName.isEmpty() && address.isEmpty() && clientID.isEmpty())
return Response::RespOk;
QString trustedSources = settingsCache->value("server/trusted_sources","127.0.0.1,::1").toString();
int minutes = cmd.minutes();
if (trustedSources.contains(address,Qt::CaseInsensitive))
address = "";
QSqlQuery *query = sqlInterface->prepareQuery("insert into {prefix}_bans (user_name, ip_address, id_admin, time_from, minutes, reason, visible_reason, clientid) values(:user_name, :ip_address, :id_admin, NOW(), :minutes, :reason, :visible_reason, :client_id)");
query->bindValue(":user_name", userName);
query->bindValue(":ip_address", address);
query->bindValue(":id_admin", userInfo->id());
query->bindValue(":minutes", minutes);
query->bindValue(":reason", QString::fromStdString(cmd.reason()));
query->bindValue(":visible_reason", QString::fromStdString(cmd.visible_reason()));
query->bindValue(":client_id", QString::fromStdString(cmd.clientid()));
sqlInterface->execSqlQuery(query);
servatrice->clientsLock.lockForRead();
QList<ServerSocketInterface *> userList = servatrice->getUsersWithAddressAsList(QHostAddress(address));
if (!userName.isEmpty()) {
ServerSocketInterface *user = static_cast<ServerSocketInterface *>(server->getUsers().value(userName));
if (user && !userList.contains(user))
userList.append(user);
}
if (userName.isEmpty() && address.isEmpty() && (!clientID.isEmpty())) {
QSqlQuery *query = sqlInterface->prepareQuery("select name from {prefix}_users where clientid = :client_id");
query->bindValue(":client_id", QString::fromStdString(cmd.clientid()));
sqlInterface->execSqlQuery(query);
if (!sqlInterface->execSqlQuery(query)){
qDebug("ClientID username ban lookup failed: SQL Error");
} else {
while (query->next()) {
userName = query->value(0).toString();
ServerSocketInterface *user = static_cast<ServerSocketInterface *>(server->getUsers().value(userName));
if (user && !userList.contains(user))
userList.append(user);
}
}
}
if (!userList.isEmpty()) {
Event_ConnectionClosed event;
event.set_reason(Event_ConnectionClosed::BANNED);
if (cmd.has_visible_reason())
event.set_reason_str(cmd.visible_reason());
if (minutes)
event.set_end_time(QDateTime::currentDateTime().addSecs(60 * minutes).toTime_t());
for (int i = 0; i < userList.size(); ++i) {
SessionEvent *se = userList[i]->prepareSessionEvent(event);
userList[i]->sendProtocolItem(*se);
delete se;
QMetaObject::invokeMethod(userList[i], "prepareDestroy", Qt::QueuedConnection);
}
}
servatrice->clientsLock.unlock();
QList<QString> moderatorList = server->getOnlineModeratorList();
QListIterator<QString> modIterator(moderatorList);
foreach(QString moderator, moderatorList) {
QString notificationMessage = "A ban has been added:";
if (!userName.isEmpty())
notificationMessage.append("\n Username: " + userName);
if (!address.isEmpty())
notificationMessage.append("\n IP Address: " + address);
if (!clientID.isEmpty())
notificationMessage.append("\n Client ID: " + clientID);
notificationMessage.append("\n Length: " + QString::number(minutes) + " minute(s)");
notificationMessage.append("\n Internal Reason: " + QString::fromStdString(cmd.reason()));
notificationMessage.append("\n Visible Reason: " + QString::fromStdString(cmd.visible_reason()));
sendServerMessage(moderator.simplified(), notificationMessage);
}
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdRegisterAccount(const Command_Register &cmd, ResponseContainer &rc)
{
QString userName = QString::fromStdString(cmd.user_name());
QString clientId = QString::fromStdString(cmd.clientid());
qDebug() << "Got register command: " << userName;
bool registrationEnabled = settingsCache->value("registration/enabled", false).toBool();
if (!registrationEnabled)
return Response::RespRegistrationDisabled;
QString emailAddress = QString::fromStdString(cmd.email());
bool requireEmailForRegistration = settingsCache->value("registration/requireemail", true).toBool();
if (requireEmailForRegistration)
{
QRegExp rx("\\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}\\b");
if(emailAddress.isEmpty() || !rx.exactMatch(emailAddress))
return Response::RespEmailRequiredToRegister;
}
// TODO: Move this method outside of the db interface
QString errorString;
if (!sqlInterface->usernameIsValid(userName, errorString))
{
Response_Register *re = new Response_Register;
re->set_denied_reason_str(errorString.toStdString());
rc.setResponseExtension(re);
return Response::RespUsernameInvalid;
}
if (userName.toLower().simplified() == "servatrice")
return Response::RespUsernameInvalid;
if(sqlInterface->userExists(userName))
return Response::RespUserAlreadyExists;
QString banReason;
int banSecondsRemaining;
if (sqlInterface->checkUserIsBanned(this->getAddress(), userName, clientId, banReason, banSecondsRemaining))
{
Response_Register *re = new Response_Register;
re->set_denied_reason_str(banReason.toStdString());
if (banSecondsRemaining != 0)
re->set_denied_end_time(QDateTime::currentDateTime().addSecs(banSecondsRemaining).toTime_t());
rc.setResponseExtension(re);
return Response::RespUserIsBanned;
}
if (tooManyRegistrationAttempts(this->getAddress()))
return Response::RespTooManyRequests;
QString realName = QString::fromStdString(cmd.real_name());
ServerInfo_User_Gender gender = cmd.gender();
QString country = QString::fromStdString(cmd.country());
QString password = QString::fromStdString(cmd.password());
// TODO make this configurable?
if(password.length() < 6)
return Response::RespPasswordTooShort;
QString token;
bool regSucceeded = sqlInterface->registerUser(userName, realName, gender, password, emailAddress, country, token, !requireEmailForRegistration);
if(regSucceeded)
{
qDebug() << "Accepted register command for user: " << userName;
if(requireEmailForRegistration)
{
QSqlQuery *query = sqlInterface->prepareQuery("insert into {prefix}_activation_emails (name) values(:name)");
query->bindValue(":name", userName);
if (!sqlInterface->execSqlQuery(query))
return Response::RespRegistrationFailed;
return Response::RespRegistrationAcceptedNeedsActivation;
} else {
return Response::RespRegistrationAccepted;
}
} else {
return Response::RespRegistrationFailed;
}
}
bool ServerSocketInterface::tooManyRegistrationAttempts(const QString &ipAddress)
{
// TODO: implement
Q_UNUSED(ipAddress);
return false;
}
Response::ResponseCode ServerSocketInterface::cmdActivateAccount(const Command_Activate &cmd, ResponseContainer & /*rc*/)
{
QString userName = QString::fromStdString(cmd.user_name());
QString token = QString::fromStdString(cmd.token());
if(sqlInterface->activateUser(userName, token))
{
qDebug() << "Accepted activation for user" << QString::fromStdString(cmd.user_name());
return Response::RespActivationAccepted;
} else {
qDebug() << "Failed activation for user" << QString::fromStdString(cmd.user_name());
return Response::RespActivationFailed;
}
}
Response::ResponseCode ServerSocketInterface::cmdAccountEdit(const Command_AccountEdit &cmd, ResponseContainer & /* rc */)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
QString realName = QString::fromStdString(cmd.real_name());
QString emailAddress = QString::fromStdString(cmd.email());
ServerInfo_User_Gender gender = cmd.gender();
QString country = QString::fromStdString(cmd.country());
QString userName = QString::fromStdString(userInfo->name());
QSqlQuery *query = sqlInterface->prepareQuery("update {prefix}_users set realname=:realName, email=:email, gender=:gender, country=:country where name=:userName");
query->bindValue(":realName", realName);
query->bindValue(":email", emailAddress);
query->bindValue(":gender", sqlInterface->getGenderChar(gender));
query->bindValue(":country", country);
query->bindValue(":userName", userName);
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
userInfo->set_real_name(cmd.real_name());
userInfo->set_email(cmd.email());
userInfo->set_gender(cmd.gender());
userInfo->set_country(cmd.country());
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdAccountImage(const Command_AccountImage &cmd, ResponseContainer & /* rc */)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
QByteArray image(cmd.image().c_str(), cmd.image().length());
int id = userInfo->id();
QSqlQuery *query = sqlInterface->prepareQuery("update {prefix}_users set avatar_bmp=:image where id=:id");
query->bindValue(":image", image);
query->bindValue(":id", id);
if (!sqlInterface->execSqlQuery(query))
return Response::RespInternalError;
userInfo->set_avatar_bmp(cmd.image().c_str(), cmd.image().length());
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdAccountPassword(const Command_AccountPassword &cmd, ResponseContainer & /* rc */)
{
if (authState != PasswordRight)
return Response::RespFunctionNotAllowed;
QString oldPassword = QString::fromStdString(cmd.old_password());
QString newPassword = QString::fromStdString(cmd.new_password());
// TODO make this configurable?
if(newPassword.length() < 6)
return Response::RespPasswordTooShort;
QString userName = QString::fromStdString(userInfo->name());
bool changeFailed = databaseInterface->changeUserPassword(userName, oldPassword, newPassword);
if(changeFailed)
return Response::RespWrongPassword;
return Response::RespOk;
}
// ADMIN FUNCTIONS.
// Permission is checked by the calling function.
Response::ResponseCode ServerSocketInterface::cmdUpdateServerMessage(const Command_UpdateServerMessage & /*cmd*/, ResponseContainer & /*rc*/)
{
QMetaObject::invokeMethod(server, "updateLoginMessage");
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdShutdownServer(const Command_ShutdownServer &cmd, ResponseContainer & /*rc*/)
{
QMetaObject::invokeMethod(server, "scheduleShutdown", Q_ARG(QString, QString::fromStdString(cmd.reason())), Q_ARG(int, cmd.minutes()));
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdReloadConfig(const Command_ReloadConfig & /* cmd */, ResponseContainer & /*rc*/)
{
logDebugMessage("Received admin command: reloading configuration");
settingsCache->sync();
return Response::RespOk;
}
Response::ResponseCode ServerSocketInterface::cmdAdjustMod(const Command_AdjustMod &cmd, ResponseContainer & /*rc*/) {
QString userName = QString::fromStdString(cmd.user_name());
if (cmd.should_be_mod()) {
QSqlQuery *query = sqlInterface->prepareQuery(
"update {prefix}_users set admin = :adminlevel where name = :username");
query->bindValue(":adminlevel", 2);
query->bindValue(":username", userName);
if (!sqlInterface->execSqlQuery(query)){
logger->logMessage(QString::fromStdString("Failed to promote user %1: %2").arg(userName).arg(query->lastError().text()));
return Response::RespInternalError;
}
ServerSocketInterface *user = static_cast<ServerSocketInterface *>(server->getUsers().value(userName));
if (user) {
Event_NotifyUser event;
event.set_type(Event_NotifyUser::PROMOTED);
SessionEvent *se = user->prepareSessionEvent(event);
user->sendProtocolItem(*se);
delete se;
}
} else {
QSqlQuery *query = sqlInterface->prepareQuery("update {prefix}_users set admin = :adminlevel where name = :username");
query->bindValue(":adminlevel", 0);
query->bindValue(":username", userName);
if (!sqlInterface->execSqlQuery(query)){
logger->logMessage(QString::fromStdString("Failed to demote user %1: %2").arg(userName).arg(query->lastError().text()));
return Response::RespInternalError;
}
ServerSocketInterface *user = static_cast<ServerSocketInterface *>(server->getUsers().value(userName));
if (user) {
Event_ConnectionClosed event;
event.set_reason(Event_ConnectionClosed::DEMOTED);
event.set_reason_str("Your moderator status has been revoked.");
event.set_end_time(QDateTime::currentDateTime().toTime_t());
SessionEvent *se = user->prepareSessionEvent(event);
user->sendProtocolItem(*se);
delete se;
}
QMetaObject::invokeMethod(user, "prepareDestroy", Qt::QueuedConnection);
}
return Response::RespOk;
}