extractor.py

import UnityPy
import sys

if len(sys.argv) < 3:
    sys.exit(1)

mode = sys.argv[1]
bundle_path = sys.argv[2]

if mode == "extract":
    mesh_out = sys.argv[3]
    tex_out = sys.argv[4]
    env = UnityPy.load(bundle_path)
    m_done = False
    t_done = False
    
    for obj in env.objects:
        if obj.type.name == "Mesh" and not m_done:
            with open(mesh_out, "wb") as f:
                f.write(obj.get_raw_data())
            m_done = True
        elif obj.type.name == "Texture2D" and not t_done:
            with open(tex_out, "wb") as f:
                f.write(obj.get_raw_data())
            t_done = True
    print("EXTRACTION_DONE")

elif mode == "find_id":
    env = UnityPy.load(bundle_path)
    m_id = "NONE"
    t_id = "NONE"
    
    for obj in env.objects:
        if obj.type.name == "Mesh" and m_id == "NONE":
            m_id = str(obj.path_id)
        elif obj.type.name == "Texture2D" and t_id == "NONE":
            t_id = str(obj.path_id)
            
    print(f"IDS:{m_id},{t_id}")