playerrecv.cpp

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/*
 * The ManaPlus Client
 * Copyright (C) 2004-2009 The Mana World Development Team
 * Copyright (C) 2009-2010 The Mana Developers
 * Copyright (C) 2011-2019 The ManaPlus Developers
 * Copyright (C) 2019-2021 Andrei Karas
 *
 * This file is part of The ManaPlus Client.
 *
 * 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
 * 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, see <http://www.gnu.org/licenses/>.
 */
 
#include "net/ea/playerrecv.h"
 
#include "game.h"
#include "notifymanager.h"
#include "settings.h"
#include "soundmanager.h"
 
#include "being/localplayer.h"
#include "being/playerinfo.h"
 
#include "const/net/nostat.h"
 
#include "enums/resources/notifytypes.h"
 
#include "gui/viewport.h"
 
#include "gui/windows/statuswindow.h"
 
#include "input/inputmanager.h"
 
#include "resources/map/map.h"
 
#include "net/playerhandler.h"
 
#include "utils/stdmove.h"
#include "utils/stringutils.h"
 
#include "debug.h"
 
// Max. distance we are willing to scroll after a teleport;
// everything beyond will reset the port hard.
static const int MAP_TELEPORT_SCROLL_DISTANCE = 8;
 
namespace Ea
{
 
void PlayerRecv::processPlayerWarp(Net::MessageIn &msg)
{
 BLOCK_START("PlayerRecv::processPlayerWarp")
 std::string mapPath = msg.readString(16, "map name");
 int x = msg.readInt16("x");
 int y = msg.readInt16("y");
 
 logger->log("Warping to %s (%d, %d)", mapPath.c_str(), x, y);
 
 if (localPlayer == nullptr)
 logger->log1("SMSG_PLAYER_WARP localPlayer null");
 
 /*
 * We must clear the local player's target *before* the call
 * to changeMap, as it deletes all beings.
 */
 if (localPlayer != nullptr)
 localPlayer->stopAttack(false);
 
 Game *const game = Game::instance();
 if (game == nullptr)
 {
 BLOCK_END("PlayerRecv::processPlayerWarp")
 return;
 }
 
 const std::string &currentMapName = game->getCurrentMapName();
 const bool sameMap = (currentMapName == mapPath);
 
 // Switch the actual map, deleting the previous one if necessary
 mapPath = mapPath.substr(0, mapPath.rfind('.'));
 game->changeMap(mapPath);
 
 int scrollOffsetX = 0;
 int scrollOffsetY = 0;
 
 if (localPlayer != nullptr)
 {
 const Map *const map = game->getCurrentMap();
 if (map != nullptr)
 {
 if (x >= map->getWidth())
 x = map->getWidth() - 1;
 if (y >= map->getHeight())
 y = map->getHeight() - 1;
 if (x < 0)
 x = 0;
 if (y < 0)
 y = 0;
 /* Scroll if neccessary */
 if (!sameMap
 || (abs(x - localPlayer->getTileX())
 > MAP_TELEPORT_SCROLL_DISTANCE)
 || (abs(y - localPlayer->getTileY())
 > MAP_TELEPORT_SCROLL_DISTANCE))
 {
 scrollOffsetX = (x - localPlayer->getTileX())
 * map->getTileWidth();
 scrollOffsetY = (y - localPlayer->getTileY())
 * map->getTileHeight();
 }
 }
 
 localPlayer->setAction(BeingAction::STAND, 0);
 localPlayer->setTileCoords(x, y);
 localPlayer->navigateClean();
 localPlayer->reset();
 }
 
 logger->log("Adjust scrolling by %d:%d", scrollOffsetX, scrollOffsetY);
 
 if (viewport != nullptr)
 {
 viewport->returnCamera();
 viewport->scrollBy(scrollOffsetX, scrollOffsetY);
 }
 BLOCK_END("PlayerRecv::processPlayerWarp")
}
 
void PlayerRecv::processPlayerStatUpdate1(Net::MessageIn &msg)
{
 BLOCK_START("PlayerRecv::processPlayerStatUpdate1")
 const int type = msg.readInt16("type");
 const int value = msg.readInt32("value");
 if (localPlayer == nullptr)
 {
 BLOCK_END("PlayerRecv::processPlayerStatUpdate1")
 return;
 }
 
 playerHandler->setStat(msg, type, value, NoStat, Notify_true);
 BLOCK_END("PlayerRecv::processPlayerStatUpdate1")
}
 
void PlayerRecv::processPlayerStatUpdate2(Net::MessageIn &msg)
{
 BLOCK_START("PlayerRecv::processPlayerStatUpdate2")
 const int type = msg.readInt16("type");
 const int value = msg.readInt32("value");
 playerHandler->setStat(msg, type, value, NoStat, Notify_true);
 BLOCK_END("PlayerRecv::processPlayerStatUpdate2")
}
 
void PlayerRecv::processPlayerStatUpdate3(Net::MessageIn &msg)
{
 BLOCK_START("PlayerRecv::processPlayerStatUpdate3")
 const int type = msg.readInt32("type");
 const int base = msg.readInt32("base");
 const int bonus = msg.readInt32("bonus");
 
 playerHandler->setStat(msg, type, base, bonus, Notify_false);
 BLOCK_END("PlayerRecv::processPlayerStatUpdate3")
}
 
void PlayerRecv::processPlayerStatUpdate4(Net::MessageIn &msg)
{
 BLOCK_START("PlayerRecv::processPlayerStatUpdate4")
 const uint16_t type = msg.readInt16("type");
 const uint8_t ok = msg.readUInt8("flag");
 const int value = msg.readUInt8("value");
 
 if (ok != 1)
 {
 const int oldValue = PlayerInfo::getStatBase(
 static_cast<AttributesT>(type));
 const int points = PlayerInfo::getAttribute(
 Attributes::PLAYER_CHAR_POINTS) + oldValue - value;
 PlayerInfo::setAttribute(Attributes::PLAYER_CHAR_POINTS,
 points,
 Notify_true);
 NotifyManager::notify(NotifyTypes::SKILL_RAISE_ERROR);
 }
 
 playerHandler->setStat(msg, type, value, NoStat, Notify_true);
 BLOCK_END("PlayerRecv::processPlayerStatUpdate4")
}
 
void PlayerRecv::processPlayerStatUpdate6(Net::MessageIn &msg)
{
 BLOCK_START("PlayerRecv::processPlayerStatUpdate6")
 const int type = msg.readInt16("type");
 const int value = msg.readUInt8("value");
 if (statusWindow != nullptr)
 playerHandler->setStat(msg, type, value, NoStat, Notify_true);
 BLOCK_END("PlayerRecv::processPlayerStatUpdate6")
}
 
void PlayerRecv::processPlayerArrowMessage(Net::MessageIn &msg)
{
 BLOCK_START("PlayerRecv::processPlayerArrowMessage")
 const int type = msg.readInt16("type");
 switch (type)
 {
 case 0:
 NotifyManager::notify(NotifyTypes::ARROWS_EQUIP_NEEDED);
 break;
 case 3:
 // arrows equiped
 break;
 default:
 UNIMPLEMENTEDPACKETFIELD(type);
 break;
 }
 BLOCK_END("PlayerRecv::processPlayerArrowMessage")
}
 
void PlayerRecv::processMapMusic(Net::MessageIn &msg)
{
 const int size = msg.readInt16("len") - 4;
 const std::string music = msg.readString(size, "name");
 soundManager.playMusic(music,
 SkipError_false);
 
 Map *const map = viewport->getMap();
 if (map != nullptr)
 map->setMusicFile(music);
}
 
void PlayerRecv::processMapMask(Net::MessageIn &msg)
{
 const int mask = msg.readInt32("mask");
 msg.readInt32("unused");
 Map *const map = Game::instance()->getCurrentMap();
 if (map != nullptr)
 map->setMask(mask);
}
 
void PlayerRecv::processPlayerClientCommand(Net::MessageIn &msg)
{
 const int sz = msg.readInt16("len") - 4;
 std::string command = msg.readString(sz, "command");
 std::string cmd;
 std::string args;
 
 if (settings.awayMode ||
 settings.pseudoAwayMode ||
 !settings.enableRemoteCommands)
 {
 return;
 }
 
 if (!parse2Str(command, cmd, args))
 {
 cmd = STD_MOVE(command);
 args.clear();
 }
 inputManager.executeRemoteChatCommand(cmd, args, nullptr);
}
 
} // namespace Ea