def read_file(self, file_path: str) -> Optional[bytes]: """Read a file from the archives""" file_path = file_path.lower() if file_path not in self.file_index: return None entry = self.file_index[file_path] try: with open(entry['path'], 'rb') as f: f.seek(entry['offset']) data = f.read(entry['size']) return data except Exception as e: print(f"Error reading {file_path}: {e}") return None Database Loader ============================================ class Metin2Database: """Loader for game database files (item_proto, mob_proto, etc.)"""
def get_item(self, vnum: int) -> Optional[ItemInfo]: """Get item by virtual number""" return self.database.items.get(vnum)
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")
def __init__(self, archive: Metin2Archive): self.archive = archive self.items: Dict[int, ItemInfo] = {} self.mobs: Dict[int, MobInfo] = {} self.skills: Dict[int, SkillInfo] = {} def load_all(self) -> bool: """Load all game databases""" try: self.load_items() self.load_mobs() self.load_skills() return True except Exception as e: print(f"Error loading databases: {e}") return False metin2 python loader
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
# Map region string to enum region_map = { 'global': GameRegion.GLOBAL, 'korea': GameRegion.KOREA, 'japan': GameRegion.JAPAN, 'china': GameRegion.CHINA, 'turkey': GameRegion.TURKEY }
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 file_path: str) ->
@dataclass class SkillInfo: """Skill information structure""" vnum: int name: str type: int level: int job: int max_level: int cooldown: int mana_cost: int
def _parse_skills(self, data: bytes): """Parse skill_proto data""" text_data = data.decode('utf-8', errors='ignore') lines = text_data.split('\n') for line in lines: if not line.strip() or line.startswith('#'): continue parts = line.split('\t') if len(parts) >= 8: skill = SkillInfo( vnum=int(parts[0]), name=parts[1], type=int(parts[2]), level=int(parts[3]), job=int(parts[4]), max_level=int(parts[5]), cooldown=int(parts[6]), mana_cost=int(parts[7]) ) self.skills[skill.vnum] = skill Resource Manager ============================================ class ResourceManager: """Manage game resources (images, sounds, maps)"""
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""" etc.)""" def get_item(self
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
@dataclass class MobInfo: """Monster information structure""" vnum: int name: str level: int hp: int exp: int attack: int defense: int gold_min: int gold_max: int
def get_skill(self, vnum: int) -> Optional[SkillInfo]: """Get skill by virtual number""" return self.database.skills.get(vnum)
EPK_HEADER = b'EPK\x01' PAK_HEADER = b'PAK\x00'
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 }
