SabrehavenServer/src/iomap.cpp
2019-09-16 20:38:16 +03:00

463 lines
13 KiB
C++

/**
* Tibia GIMUD Server - a free and open-source MMORPG server emulator
* Copyright (C) 2019 Sabrehaven and Mark Samman <mark.samman@gmail.com>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "otpch.h"
#include "iomap.h"
#include "bed.h"
/*
OTBM_ROOTV1
|
|--- OTBM_MAP_DATA
| |
| |--- OTBM_TILE_AREA
| | |--- OTBM_TILE
| | |--- OTBM_TILE_SQUARE (not implemented)
| | |--- OTBM_TILE_REF (not implemented)
| | |--- OTBM_HOUSETILE
| |
| |--- OTBM_SPAWNS (not implemented)
| | |--- OTBM_SPAWN_AREA (not implemented)
| | |--- OTBM_MONSTER (not implemented)
| |
| |--- OTBM_TOWNS
| | |--- OTBM_TOWN
| |
| |--- OTBM_WAYPOINTS
| |--- OTBM_WAYPOINT
|
|--- OTBM_ITEM_DEF (not implemented)
*/
Tile* IOMap::createTile(Item*& ground, Item* item, uint16_t x, uint16_t y, uint8_t z)
{
if (!ground) {
return new StaticTile(x, y, z);
}
Tile* tile;
if ((item && item->isBlocking()) || ground->isBlocking()) {
tile = new StaticTile(x, y, z);
} else {
tile = new DynamicTile(x, y, z);
}
tile->internalAddThing(ground);
ground->startDecaying();
ground = nullptr;
return tile;
}
bool IOMap::loadMap(Map* map, const std::string& identifier)
{
int64_t start = OTSYS_TIME();
FileLoader f;
if (!f.openFile(identifier.c_str(), "OTBM")) {
std::ostringstream ss;
ss << "Could not open the file " << identifier << '.';
setLastErrorString(ss.str());
return false;
}
uint32_t type;
PropStream propStream;
NODE root = f.getChildNode(nullptr, type);
if (!f.getProps(root, propStream)) {
setLastErrorString("Could not read root property.");
return false;
}
OTBM_root_header root_header;
if (!propStream.read(root_header)) {
setLastErrorString("Could not read header.");
return false;
}
uint32_t headerVersion = root_header.version;
if (headerVersion <= 0) {
//In otbm version 1 the count variable after splashes/fluidcontainers and stackables
//are saved as attributes instead, this solves alot of problems with items
//that is changed (stackable/charges/fluidcontainer/splash) during an update.
setLastErrorString("This map need to be upgraded by using the latest map editor version to be able to load correctly.");
return false;
}
if (headerVersion > 2) {
setLastErrorString("Unknown OTBM version detected.");
return false;
}
std::cout << "> Map size: " << root_header.width << "x" << root_header.height << '.' << std::endl;
map->width = root_header.width;
map->height = root_header.height;
NODE nodeMap = f.getChildNode(root, type);
if (type != OTBM_MAP_DATA) {
setLastErrorString("Could not read data node.");
return false;
}
if (!f.getProps(nodeMap, propStream)) {
setLastErrorString("Could not read map data attributes.");
return false;
}
std::string mapDescription;
std::string tmp;
uint8_t attribute;
while (propStream.read<uint8_t>(attribute)) {
switch (attribute) {
case OTBM_ATTR_DESCRIPTION:
if (!propStream.readString(mapDescription)) {
setLastErrorString("Invalid description tag.");
return false;
}
break;
case OTBM_ATTR_EXT_SPAWN_FILE:
if (!propStream.readString(tmp)) {
setLastErrorString("Invalid spawn tag.");
return false;
}
map->spawnfile = identifier.substr(0, identifier.rfind('/') + 1);
map->spawnfile += tmp;
break;
case OTBM_ATTR_EXT_HOUSE_FILE:
if (!propStream.readString(tmp)) {
setLastErrorString("Invalid house tag.");
return false;
}
map->housefile = identifier.substr(0, identifier.rfind('/') + 1);
map->housefile += tmp;
break;
default:
setLastErrorString("Unknown header node.");
return false;
}
}
NODE nodeMapData = f.getChildNode(nodeMap, type);
while (nodeMapData != NO_NODE) {
if (f.getError() != ERROR_NONE) {
setLastErrorString("Invalid map node.");
return false;
}
if (type == OTBM_TILE_AREA) {
if (!f.getProps(nodeMapData, propStream)) {
setLastErrorString("Invalid map node.");
return false;
}
OTBM_Destination_coords area_coord;
if (!propStream.read(area_coord)) {
setLastErrorString("Invalid map node.");
return false;
}
uint16_t base_x = area_coord.x;
uint16_t base_y = area_coord.y;
uint16_t z = area_coord.z;
NODE nodeTile = f.getChildNode(nodeMapData, type);
while (nodeTile != NO_NODE) {
if (f.getError() != ERROR_NONE) {
setLastErrorString("Could not read node data.");
return false;
}
if (type != OTBM_TILE && type != OTBM_HOUSETILE) {
setLastErrorString("Unknown tile node.");
return false;
}
if (!f.getProps(nodeTile, propStream)) {
setLastErrorString("Could not read node data.");
return false;
}
OTBM_Tile_coords tile_coord;
if (!propStream.read(tile_coord)) {
setLastErrorString("Could not read tile position.");
return false;
}
uint16_t x = base_x + tile_coord.x;
uint16_t y = base_y + tile_coord.y;
bool isHouseTile = false;
House* house = nullptr;
Tile* tile = nullptr;
Item* ground_item = nullptr;
uint32_t tileflags = TILESTATE_NONE;
if (type == OTBM_HOUSETILE) {
uint32_t houseId;
if (!propStream.read<uint32_t>(houseId)) {
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Could not read house id.";
setLastErrorString(ss.str());
return false;
}
house = map->houses.addHouse(houseId);
if (!house) {
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Could not create house id: " << houseId;
setLastErrorString(ss.str());
return false;
}
tile = new HouseTile(x, y, z, house);
house->addTile(static_cast<HouseTile*>(tile));
isHouseTile = true;
}
//read tile attributes
while (propStream.read<uint8_t>(attribute)) {
switch (attribute) {
case OTBM_ATTR_TILE_FLAGS: {
uint32_t flags;
if (!propStream.read<uint32_t>(flags)) {
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Failed to read tile flags.";
setLastErrorString(ss.str());
return false;
}
if ((flags & OTBM_TILEFLAG_PROTECTIONZONE) != 0) {
tileflags |= TILESTATE_PROTECTIONZONE;
} else if ((flags & OTBM_TILEFLAG_NOPVPZONE) != 0) {
tileflags |= TILESTATE_NOPVPZONE;
} else if ((flags & OTBM_TILEFLAG_PVPZONE) != 0) {
tileflags |= TILESTATE_PVPZONE;
}
if ((flags & OTBM_TILEFLAG_REFRESH) != 0) {
tileflags |= TILESTATE_REFRESH;
}
if ((flags & OTBM_TILEFLAG_NOLOGOUT) != 0) {
tileflags |= TILESTATE_NOLOGOUT;
}
break;
}
case OTBM_ATTR_ITEM: {
Item* item = Item::CreateItem(propStream);
if (!item) {
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Failed to create item.";
setLastErrorString(ss.str());
return false;
}
if (isHouseTile && item->isMoveable()) {
//std::cout << "[Warning - IOMap::loadMap] Moveable item with ID: " << item->getID() << ", in house: " << house->getId() << ", at position [x: " << x << ", y: " << y << ", z: " << z << "]." << std::endl;
delete item;
} else {
if (item->getItemCount() <= 0) {
item->setItemCount(1);
}
if (tile) {
tile->internalAddThing(item);
item->startDecaying();
item->setLoadedFromMap(true);
} else if (item->isGroundTile()) {
delete ground_item;
ground_item = item;
} else {
tile = createTile(ground_item, item, x, y, z);
tile->internalAddThing(item);
item->startDecaying();
item->setLoadedFromMap(true);
}
}
break;
}
default:
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Unknown tile attribute.";
setLastErrorString(ss.str());
return false;
}
}
NODE nodeItem = f.getChildNode(nodeTile, type);
while (nodeItem) {
if (type != OTBM_ITEM) {
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Unknown node type.";
setLastErrorString(ss.str());
return false;
}
PropStream stream;
if (!f.getProps(nodeItem, stream)) {
setLastErrorString("Invalid item node.");
return false;
}
Item* item = Item::CreateItem(stream);
if (!item) {
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Failed to create item.";
setLastErrorString(ss.str());
return false;
}
if (!item->unserializeItemNode(f, nodeItem, stream)) {
std::ostringstream ss;
ss << "[x:" << x << ", y:" << y << ", z:" << z << "] Failed to load item " << item->getID() << '.';
setLastErrorString(ss.str());
delete item;
return false;
}
if (isHouseTile && item->isMoveable()) {
//std::cout << "[Warning - IOMap::loadMap] Moveable item with ID: " << item->getID() << ", in house: " << house->getId() << ", at position [x: " << x << ", y: " << y << ", z: " << z << "]." << std::endl;
delete item;
} else {
if (item->getItemCount() <= 0) {
item->setItemCount(1);
}
if (tile) {
tile->internalAddThing(item);
item->startDecaying();
item->setLoadedFromMap(true);
} else if (item->isGroundTile()) {
delete ground_item;
ground_item = item;
} else {
tile = createTile(ground_item, item, x, y, z);
tile->internalAddThing(item);
item->startDecaying();
item->setLoadedFromMap(true);
}
}
nodeItem = f.getNextNode(nodeItem, type);
}
if (!tile) {
tile = createTile(ground_item, nullptr, x, y, z);
}
tile->setFlag(static_cast<tileflags_t>(tileflags));
map->setTile(x, y, z, tile);
nodeTile = f.getNextNode(nodeTile, type);
}
} else if (type == OTBM_TOWNS) {
NODE nodeTown = f.getChildNode(nodeMapData, type);
while (nodeTown != NO_NODE) {
if (type != OTBM_TOWN) {
setLastErrorString("Unknown town node.");
return false;
}
if (!f.getProps(nodeTown, propStream)) {
setLastErrorString("Could not read town data.");
return false;
}
uint32_t townId;
if (!propStream.read<uint32_t>(townId)) {
setLastErrorString("Could not read town id.");
return false;
}
Town* town = map->towns.getTown(townId);
if (!town) {
town = new Town(townId);
map->towns.addTown(townId, town);
}
std::string townName;
if (!propStream.readString(townName)) {
setLastErrorString("Could not read town name.");
return false;
}
town->setName(townName);
OTBM_Destination_coords town_coords;
if (!propStream.read(town_coords)) {
setLastErrorString("Could not read town coordinates.");
return false;
}
town->setTemplePos(Position(town_coords.x, town_coords.y, town_coords.z));
nodeTown = f.getNextNode(nodeTown, type);
}
} else if (type == OTBM_WAYPOINTS) {
NODE nodeWaypoint = f.getChildNode(nodeMapData, type);
while (nodeWaypoint != NO_NODE) {
if (type != OTBM_WAYPOINT) {
setLastErrorString("Unknown waypoint node.");
return false;
}
if (!f.getProps(nodeWaypoint, propStream)) {
setLastErrorString("Could not read waypoint data.");
return false;
}
std::string name;
if (!propStream.readString(name)) {
setLastErrorString("Could not read waypoint name.");
return false;
}
OTBM_Destination_coords waypoint_coords;
if (!propStream.read(waypoint_coords)) {
setLastErrorString("Could not read waypoint coordinates.");
return false;
}
map->waypoints[name] = Position(waypoint_coords.x, waypoint_coords.y, waypoint_coords.z);
nodeWaypoint = f.getNextNode(nodeWaypoint, type);
}
} else {
setLastErrorString("Unknown map node.");
return false;
}
nodeMapData = f.getNextNode(nodeMapData, type);
}
std::cout << "> Map loading time: " << (OTSYS_TIME() - start) / (1000.) << " seconds." << std::endl;
return true;
}