def load_map(self, map_name: str) -> Optional[bytes]: """Load map file""" paths = [ f'map/{map_name}', f'data/map/{map_name}' ] for path in paths: data = self.archive.read_file(path) if data: return data return None Main Loader Class ============================================ class Metin2Loader: """Main loader class for Metin2 game"""
def _index_pak_file(self, pak_path: Path): """Index files inside a PAK archive""" try: with open(pak_path, 'rb') as f: # Read header header = f.read(4) if header == self.PAK_HEADER: self._parse_pak(f, pak_path) elif header == self.EPK_HEADER: self._parse_epk(f, pak_path) except Exception as e: print(f"Error indexing {pak_path}: {e}")
if loader.initialize(): # Get statistics stats = loader.get_stats() print("\nLoader Statistics:") for key, value in stats.items(): print(f" {key}: {value}") # Search for items swords = loader.search_items("sword") print(f"\nFound {len(swords)} swords:") for sword in swords[:5]: # Show first 5 print(f" {sword.vnum}: {sword.name}") # Get specific item item = loader.get_item(1) if item: print(f"\nItem 1: {item.name}") # Search for monsters wolves = loader.search_mobs("wolf") print(f"\nFound {len(wolves)} wolf-type monsters:") for wolf in wolves[:5]: print(f" {wolf.vnum}: {wolf.name} (Level {wolf.level})") # Load a texture texture = loader.resources.load_texture("button.png") if texture: print(f"\nLoaded texture: {len(texture)} bytes") else: print("Failed to initialize loader. Check game path.") Command Line Interface ============================================ if name == " main ": import argparse metin2 python loader
def _parse_pak(self, f: BinaryIO, pak_path: Path): """Parse standard PAK format""" # Read file count file_count = struct.unpack('<I', f.read(4))[0] for _ in range(file_count): # Read file entry name_len = struct.unpack('<I', f.read(4))[0] file_name = f.read(name_len).decode('ascii', errors='ignore') offset = struct.unpack('<I', f.read(4))[0] size = struct.unpack('<I', f.read(4))[0] self.file_index[file_name.lower()] = { 'path': pak_path, 'offset': offset, 'size': size }
def _parse_epk(self, f: BinaryIO, pak_path: Path): """Parse encrypted EPK format""" # EPK uses XOR encryption with key 0x8F # Read and decrypt directory dir_size = struct.unpack('<I', f.read(4))[0] encrypted_dir = f.read(dir_size) # Simple XOR decryption decrypted = bytearray() key = 0x8F for byte in encrypted_dir: decrypted.append(byte ^ key) # Parse decrypted directory # Implementation depends on exact EPK version pass map_name: str) ->
# Map region string to enum region_map = { 'global': GameRegion.GLOBAL, 'korea': GameRegion.KOREA, 'japan': GameRegion.JAPAN, 'china': GameRegion.CHINA, 'turkey': GameRegion.TURKEY }
parser = argparse.ArgumentParser(description="Metin2 Game Loader") parser.add_argument("--path", "-p", type=str, default=".", help="Game installation path") parser.add_argument("--region", "-r", type=str, choices=['global', 'korea', 'japan', 'china', 'turkey'], default='global', help="Game region") parser.add_argument("--search-item", "-si", type=str, help="Search for items") parser.add_argument("--search-mob", "-sm", type=str, help="Search for monsters") parser.add_argument("--item-info", "-ii", type=int, help="Get item info by VNUM") parser.add_argument("--mob-info", "-mi", type=int, help="Get mob info by VNUM") parser.add_argument("--stats", action="store_true", help="Show loader statistics") pak_path) elif header == self.EPK_HEADER: self._parse_epk(f
def load_items(self) -> Dict[int, ItemInfo]: """Load item_proto database""" # Try different possible paths possible_paths = [ 'data/item_proto', 'db/item_proto', 'item_proto.txt', 'item_proto.bin' ] for path in possible_paths: data = self.archive.read_file(path) if data: self._parse_items(data) break return self.items
def load_sound(self, name: str) -> Optional[bytes]: """Load sound file""" paths = [ f'sound/{name}', f'sfx/{name}', f'music/{name}' ] for path in paths: data = self.archive.read_file(path) if data: return data return None
def get_stats(self) -> Dict[str, Any]: """Get loader statistics""" return { 'archives_loaded': len(self.archive.pak_files), 'files_indexed': len(self.archive.file_index), 'items_loaded': len(self.database.items), 'mobs_loaded': len(self.database.mobs), 'skills_loaded': len(self.database.skills), 'game_path': str(self.game_path), 'region': self.region.value } Usage Example ============================================ def main(): """Example usage of the loader"""
def search_mobs(self, name: str) -> List[MobInfo]: """Search monsters by name""" name_lower = name.lower() return [mob for mob in self.database.mobs.values() if name_lower in mob.name.lower()]