ClientVersionID IOMapOTMM::getVersionInfo(const FileName& filename)
{
wxString wpath = filename.GetFullPath();
DiskNodeFileReadHandle f((const char*)wpath.mb_str(wxConvUTF8));
if(f.isOk() == false) {
return CLIENT_VERSION_NONE;
}
BinaryNode* root = f.getRootNode();
if(!root) {return CLIENT_VERSION_NONE;}
root->skip(1); // Skip the type byte
uint16_t u16;
uint32_t u32;
if(!root->getU32(u32) || u32 != 1) { // Version
return CLIENT_VERSION_NONE;
}
root->getU16(u16);
root->getU16(u16);
root->getU32(u32);
if(root->getU32(u32)) { // OTB minor version
return ClientVersionID(u32);
}
return CLIENT_VERSION_NONE;
}
bool ItemDatabase::loadFromOtb(const FileName& datafile, wxString& error, wxArrayString& warnings)
{
std::string filename = nstr((datafile.GetPath(wxPATH_GET_VOLUME | wxPATH_GET_SEPARATOR) + datafile.GetFullName()));
DiskNodeFileReadHandle f(filename, StringVector(1, "OTBI"));
if(!f.isOk()) {
error = wxT("Couldn't open file \"") + wxstr(filename) + wxT("\":") + wxstr(f.getErrorMessage());
return false;
}
BinaryNode* root = f.getRootNode();
#define safe_get(node, func, ...) do {\
if(!node->get##func(__VA_ARGS__)) {\
error = wxstr(f.getErrorMessage()); \
return false; \
} \
} while(false)
// Read root flags
root->skip(1); // Type info
//uint32_t flags =
root->skip(4); // Unused?
uint8_t attr;
safe_get(root, U8, attr);
if(attr == ROOT_ATTR_VERSION) {
uint16_t datalen;
if(!root->getU16(datalen) || datalen != 4 + 4 + 4 + 1*128) {
error = wxT("items.otb: Size of version header is invalid, updated .otb version?");
return false;
}
safe_get(root, U32, MajorVersion); // items otb format file version
safe_get(root, U32, MinorVersion); // client version
safe_get(root, U32, BuildNumber); // revision
std::string csd;
csd.resize(128);
if(!root->getRAW((uint8_t*)csd.data(), 128)) { // CSDVersion ??
error = wxstr(f.getErrorMessage());
return false;
}
} else {
error = wxT("Expected ROOT_ATTR_VERSION as first node of items.otb!");
}
if(settings.getInteger(Config::CHECK_SIGNATURES)) {
if(gui.GetCurrentVersion().getOTBVersion().format_version != MajorVersion) {
error = wxT("Unsupported items.otb version (version ") + i2ws(MajorVersion) + wxT(")");
return false;
}
}
BinaryNode* itemNode = root->getChild();
switch(MajorVersion) {
case 1: return loadFromOtbVer1(itemNode, error, warnings);
case 2: return loadFromOtbVer2(itemNode, error, warnings);
case 3: return loadFromOtbVer3(itemNode, error, warnings);
}
return true;
}
bool IOMapOTMM::loadMap(Map& map, NodeFileReadHandle& f, const FileName& identifier, bool showdialog) {
BinaryNode* root = f.getRootNode();
if(!root) {
error(wxT("Could not read root node."));
return false;
}
root->skip(1); // Skip the type byte
uint8_t u8;
uint16_t u16;
uint32_t u32;
if(!root->getU32(u32) || u32 != 1) { // Version
error(wxT("Unsupported or damaged map version."));
return false;
}
if(!root->getU16(u16)) {
error(wxT("Could not read root header."));
return false;
}
map.width = u16;
if(!root->getU16(u16)) {
error(wxT("Could not read root header."));
return false;
}
map.height = u16;
if(!root->getU32(u32) || u32 > (unsigned long)item_db.MajorVersion) { // OTB major version
if(queryUser(wxT("Map error"), wxT("The loaded map appears to be a items.otb format that deviates from the items.otb loaded by the editor. Do you still want to attempt to load the map?"))) {
warning(wxT("Unsupported or damaged map version"));
} else {
error(wxT("Outdated items.otb, could not load map."));
return false;
}
}
if(!root->getU32(u32) || u32 > (unsigned long)item_db.MinorVersion) { // OTB minor version
warning(wxT("The editor needs an updated items.otb version."));
}
BinaryNode* mapHeaderNode = root->getChild();
if(mapHeaderNode == NULL || !mapHeaderNode->getByte(u8) || u8 != OTMM_MAP_DATA) {
error(wxT("Could not get root child node. Cannot recover from fatal error!"));
return false;
}
int nodes_loaded = 0;
BinaryNode* mapNode = mapHeaderNode->getChild();
if(mapNode) do {
++nodes_loaded;
if(showdialog && nodes_loaded % 15 == 0) {
gui.SetLoadDone(int(100.0 * f.tell() / f.size()));
}
uint8_t node_type;
if(!mapNode->getByte(node_type)) {
warning(wxT("Invalid map node"));
continue;
}
switch(node_type) {
case OTMM_EDITOR: {
} break;
case OTMM_DESCRIPTION: {
std::string desc;
mapNode->getString(desc);
map.setMapDescription(desc);
} break;
case OTMM_TILE_DATA: {
BinaryNode* tileNode = mapNode->getChild();
if(tileNode) do {
Tile* tile = NULL;
uint8_t tile_type;
if(!tileNode->getByte(tile_type)) {
warning(wxT("Invalid tile type"));
continue;
}
if(tile_type != OTMM_TILE && tile_type != OTMM_HOUSETILE) {
warning(wxT("Unknown type of tile node"));
continue;
}
uint16_t x_offset, y_offset;
uint8_t z_offset;
if(!tileNode->getU16(x_offset) ||
!tileNode->getU16(y_offset) ||
!tileNode->getU8(z_offset)
)
{
warning(wxT("Could not read position of tile"));
continue;
}
const Position pos(x_offset, y_offset, z_offset);
if(map.getTile(pos)) {
warning(wxT("Duplicate tile at %d:%d:%d, discarding duplicate"), pos.x, pos.y, pos.z);
continue;
}
tile = map.allocator(pos);
House* house = NULL;
if(tile_type == OTMM_HOUSETILE) {
uint32_t house_id;
if(!tileNode->getU32(house_id)) {
warning(wxT("House tile without house data, discarding tile"));
continue;
}
if(house_id) {
house = map.houses.getHouse(house_id);
if(!house) {
house = newd House(map);
house->id = house_id;
map.houses.addHouse(house);
}
} else {
warning(wxT("Invalid house id from tile %d:%d:%d"), pos.x, pos.y, pos.z);
}
}
uint16_t ground_id;
tileNode->getU16(ground_id);
if(ground_id != 0) {
tile->addItem(Item::Create(ground_id));
}
uint8_t attribute;
while(tileNode->getU8(attribute)) {
switch(attribute) {
case OTMM_ATTR_TILE_FLAGS: {
uint32_t flags = 0;
if(!tileNode->getU32(flags)) {
warning(wxT("Invalid tile flags of tile on %d:%d:%d"), pos.x, pos.y, pos.z);
}
tile->setMapFlags(flags);
} break;
default: {
warning(wxT("Unknown tile attribute at %d:%d:%d"), pos.x, pos.y, pos.z);
} break;
}
}
BinaryNode* itemNode = tileNode->getChild();
if(itemNode) do {
Item* item = NULL;
uint8_t item_type;
if(!itemNode->getByte(item_type)) {
warning(wxT("Unknown item type %d:%d:%d"), pos.x, pos.y, pos.z);
continue;
}
if(item_type == OTMM_ITEM) {
item = Item::Create_OTMM(*this, itemNode);
if(item) {
if(item->unserializeItemNode_OTMM(*this, itemNode) == false) {
warning(wxT("Couldn't unserialize item attributes at %d:%d:%d"), pos.x, pos.y, pos.z);
}
tile->addItem(item);
}
} else {
warning(wxT("Unknown type of tile child node"));
}
} while(itemNode->advance());
tile->update();
if(house) {
house->addTile(tile);
}
map.setTile(pos, tile);
} while(tileNode->advance());
} break;
case OTMM_SPAWN_DATA: {
BinaryNode* spawnNode = mapNode->getChild();
if(spawnNode) do {
uint8_t spawn_type;
if(!spawnNode->getByte(spawn_type)) {
warning(wxT("Could not read spawn type."));
continue;
}
if(spawn_type != OTMM_SPAWN_AREA) {
warning(wxT("Invalid spawn type."));
continue;
}
// Read position
uint16_t spawn_x, spawn_y;
uint8_t spawn_z;
uint32_t radius;
if(!spawnNode->getU16(spawn_x) ||
!spawnNode->getU16(spawn_y) ||
!spawnNode->getU8(spawn_z)
)
{
warning(wxT("Could not read spawn position."));
continue;
}
const Position spawnpos(spawn_x, spawn_y, spawn_z);
// Read radius
if(!spawnNode->getU32(radius)) {
warning(wxT("Could not read spawn radius."));
continue;
}
// Adjust radius
radius = min(radius, uint32_t(settings.getInteger(Config::MAX_SPAWN_RADIUS)));
// Create and assign spawn
Tile* spawn_tile = map.getTile(spawnpos);
if(spawn_tile && spawn_tile->spawn) {
warning(wxT("Duplicate spawn on position %d:%d:%d\n"), spawn_tile->getX(), spawn_tile->getY(), spawn_tile->getZ());
continue;
}
Spawn* spawn = newd Spawn(radius);
if(!spawn_tile) {
spawn_tile = map.allocator(spawnpos);
map.setTile(spawnpos, spawn_tile);
}
spawn_tile->spawn = spawn;
map.addSpawn(spawn_tile);
// Read any creatures associated with the spawn
BinaryNode* creatureNode = spawnNode->getChild();
if(creatureNode) do {
uint8_t creature_type;
if(!creatureNode->getByte(creature_type)) {
warning(wxT("Could not read type of creature node."));
continue;
}
bool isNPC;
std::string name;
uint32_t spawntime = 0; // Only applicable for monsters
if(creature_type == OTMM_NPC) {
isNPC = true;
if(!creatureNode->getString(name)) {
warning(wxT("Could not read name of NPC."));
return false;
}
} else if(creature_type == OTMM_MONSTER) {
isNPC = false;
if(!creatureNode->getString(name)) {
warning(wxT("Could not read name of monster."));
return false;
}
if(!creatureNode->getU32(spawntime)) {
warning(wxT("Could not read spawn time of monster."));
return false;
}
} else {
warning(wxT("Unknown creature node type (0x%.2x)."), creature_type);
return false;
}
// Read creature position
uint16_t creature_x, creature_y;
uint8_t creature_z;
if(!creatureNode->getU16(creature_x) ||
!creatureNode->getU16(creature_y) ||
!creatureNode->getU8(creature_z)
)
{
warning(wxT("Could not read creature position."));
continue;
}
const Position creaturepos(creature_x, creature_y, creature_z);
// Check radius
if(uint32_t(abs(creaturepos.x - spawnpos.x)) > radius || uint32_t(abs(creaturepos.y - spawnpos.y)) > radius) {
// Outside of the spawn...
}
// Create creature and put on map
Tile* creature_tile;
if(creaturepos == spawnpos) {
creature_tile = spawn_tile;
} else {
creature_tile = map.getTile(creaturepos);
}
if(!creature_tile) {
warning(wxT("Discarding creature \"%s\" at %d:%d:%d due to invalid position"), name.c_str(), creaturepos.x, creaturepos.y, creaturepos.z);
break;
}
if(creature_tile->creature) {
warning(wxT("Duplicate creature \"%s\" at %d:%d:%d, discarding"), name.c_str(), creaturepos.x, creaturepos.y, creaturepos.z);
break;
}
CreatureType* type = creature_db[name];
if(!type) {
type = creature_db.addMissingCreatureType(name, isNPC);
}
Creature* creature = newd Creature(type);
creature->setSpawnTime(spawntime);
creature_tile->creature = creature;
if(creature_tile->spawn_count == 0) {
// No spawn, create a newd one (this happends if the radius of the spawn has been decreased due to settings)
ASSERT(creature_tile->spawn == NULL);
Spawn* spawn = newd Spawn(5);
creature_tile->spawn = spawn;
map.addSpawn(creature_tile);
}
} while(creatureNode->advance());
} while(spawnNode->advance());
} break;
case OTMM_TOWN_DATA: {
BinaryNode* townNode = mapNode->getChild();
if(townNode) do {
uint8_t town_type;
if(!townNode->getByte(town_type)) {
warning(wxT("Could not read town type"));
continue;
}
if(town_type != OTMM_TOWN) {
warning(wxT("Unknown town type"));
continue;
}
uint32_t town_id;
if(!townNode->getU32(town_id)) {
warning(wxT("Invalid town id"));
continue;
}
Town* town = map.towns.getTown(town_id);
if(town) {
warning(wxT("Duplicate town id %d, discarding duplicate"), town_id);
continue;
} else {
town = newd Town(town_id);
if(!map.towns.addTown(town)) {
delete town;
continue;
}
}
std::string town_name;
if(!townNode->getString(town_name)) {
warning(wxT("Invalid town name"));
continue;
}
town->setName(town_name);
Position pos;
uint16_t x;
uint16_t y;
uint8_t z;
if(!townNode->getU16(x) ||
!townNode->getU16(y) ||
!townNode->getU8(z))
{
warning(wxT("Invalid town temple position"));
continue;
}
pos.x = x;
pos.y = y;
pos.z = z;
town->setTemplePosition(pos);
} while(townNode->advance());
} break;
case OTMM_HOUSE_DATA: {
BinaryNode* houseNode = mapNode->getChild();
if(houseNode) do {
uint8_t house_type;
if(!houseNode->getByte(house_type)) {
warning(wxT("Could not read house type"));
continue;
}
if(house_type != OTMM_HOUSE) {
warning(wxT("Unknown house type."));
continue;
}
uint32_t house_id;
if(!houseNode->getU32(house_id)) {
warning(wxT("Could not read house id."));
continue;
}
House* house = map.houses.getHouse(house_id);
if(!house) {
continue;
}
std::string house_name;
if(!houseNode->getString(house_name)) {
warning(wxT("Could not read house name."));
continue;
}
uint32_t town_id;
if(!houseNode->getU32(town_id)) {
warning(wxT("Could not read house town id."));
continue;
}
uint32_t rent;
if(!houseNode->getU32(rent)) {
warning(wxT("Could not read house rent."));
continue;
}
house->name = house_name;
house->townid = town_id;
house->rent = rent;
uint16_t x;
uint16_t y;
uint8_t z;
if(!houseNode->getU16(x) ||
!houseNode->getU16(y) ||
!houseNode->getU8(z))
{
warning(wxT("Invalid town temple position"));
continue;
}
house->setExit(Position(x, y, z));
} while(houseNode->advance());
} break;
}
} while(mapNode->advance());
return true;
}
