Added scrapper.py and parse_save.py
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Earthnuker
parent
c47f063eb9
commit
bdd4cf59c1
2 changed files with 237 additions and 0 deletions
24
parse_save.py
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24
parse_save.py
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from construct import *
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from pprint import pprint
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ScrapSaveStr = Struct(
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'length'/Int32ul,
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'data'/String(this.length,encoding='utf-8'),
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)
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ScrapSaveVar = Struct(
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'v_name_size'/Int32ul,
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'v_name'/String(lambda ctx: ctx.v_name_size,encoding='utf-8'),
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'v_data_size'/Int32ul,
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'v_data'/String(lambda ctx: ctx.v_data_size,encoding='utf-8'),
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)
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ScrapSave = 'ScarpSaveGame'/Struct(
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'title'/ScrapSaveStr,
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'id'/ScrapSaveStr,
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'num_vars'/Int32ul,
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'data'/ScrapSaveVar[this.num_vars],
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Terminated
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)
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with open("Save0.sav", 'rb') as sav_file:
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save = ScrapSave.parse_stream(sav_file)
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pprint(save)
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#for block in save.data:
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# print("{}: {}".format(block.v_name, block.v_data))
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213
scrapper.py
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213
scrapper.py
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import argparse
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from collections import OrderedDict
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import configparser
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import glob
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import os
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import shutil
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from construct import *
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from tqdm import tqdm
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setglobalstringencoding(None)
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def find_file(name):
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global scrap_dir
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for folder in glob.glob(os.path.join(scrap_dir, 'extracted', '*.packed')):
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for root, folders, files in os.walk(folder):
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for filename in files:
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path = os.path.join(root, filename)
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if filename == name:
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yield path
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def get_config(conf_parse, section, var, default=None):
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return conf_parse[section].get(var, default)
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def patch_config(path, section, var, value):
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config = configparser.ConfigParser()
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config.read(path)
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if get_config(config, section, var) == value:
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return
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config[section][var] = value
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with open(path, 'w') as conf:
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config.write(conf)
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return True
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def enable_debug_console_gui():
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'''enable debug console (GUI)'''
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for path in find_file('m3d.ini'):
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print('Found', path)
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return patch_config(path, 'video', 'ConsolaWnd', 'SI')
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def enable_debug_console_txt():
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'''enable debug console (Text Mode)'''
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path = "Test"
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for path in find_file('m3d.ini'):
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print('Found', path)
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return patch_config(path, 'video', 'ConsolaTxt', 'SI')
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print(path)
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patches = [
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enable_debug_console_gui,
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enable_debug_console_txt,
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]
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def yn(prompt, default='n'):
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c = ['y', 'n']
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default = default.lower()
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assert default in c
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c[c.index(default)] = c[c.index(default)].upper()
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prompt += ' ({}) '.format('/'.join(c))
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return (input(prompt) or default).lower()[0] == 'y'
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ScrapFile = Struct(
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'path'/PascalString(Int32ul),
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'size'/Int32ul,
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'offset'/Int32ul,
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'data'/OnDemandPointer(this.offset,Bytes(this.size)),
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)
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DummyFile = Struct(
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'path'/PascalString(Int32ul),
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'size'/Int32ul,
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'offset'/Int32ul,
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)
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PackedHeader = Struct(
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Const(b'BFPK'),
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Const(b'\0\0\0\0'),
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'files_cnt'/Rebuild(Int32ul,len_(this.files)),
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'files'/ScrapFile[this.files_cnt],
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'offset'/Tell,
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)
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DummyHeader = Struct(
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Const(b'BFPK'),
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Const(b'\0\0\0\0'),
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'files_cnt'/Rebuild(Int32ul,len_(this.files)),
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'files'/DummyFile[this.files_cnt],
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'offset'/Tell,
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)
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parser = argparse.ArgumentParser(description='Unpack and Repack .packed files')
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parser.add_argument('-u', '--unpack', action='store_true',
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help='unpack file to \'extracted\' directory')
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parser.add_argument('-r', '--repack', action='store_true',
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help='repack file from \'extracted\' directory')
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parser.add_argument('-p', '--patch', action='store_true',
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help='apply a premade patch')
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parser.add_argument(
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'--reset',
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action='store_true',
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default=False,
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help='restore backup')
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parser.add_argument(
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'scrap_dir',
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metavar='Scrapland Directory',
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type=str,
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help='Scrapland installation directory')
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options = parser.parse_args()
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scrap_dir = os.path.abspath(options.scrap_dir)
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if options.reset:
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print('Restoring Backups and removing extracted folder...')
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for packed_file in glob.glob(os.path.join(scrap_dir, '*.packed.bak')):
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outfile = os.path.basename(packed_file)
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orig_filename = outfile[:-4]
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if os.path.isfile(outfile):
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print('deleting', orig_filename)
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os.remove(orig_filename)
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print('moving', outfile, '->', orig_filename)
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shutil.move(outfile, orig_filename)
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target_folder = os.path.join(
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'extracted', os.path.basename(orig_filename))
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print('deleting', target_folder)
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shutil.rmtree(target_folder)
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if os.path.isdir('extracted'):
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input('Press enter to remove rest of extracted folder')
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shutil.rmtree('extracted')
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exit('Done!')
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if not (options.unpack or options.repack or options.patch):
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parser.print_help()
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exit()
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pstatus = ''
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if options.unpack:
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if os.path.isdir('extracted'):
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print("Removing extracted folder")
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shutil.rmtree('extracted')
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for packed_file in glob.glob(os.path.join(scrap_dir, '*.packed')):
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os.chdir(scrap_dir)
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BN=os.path.basename(packed_file)
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target_folder = os.path.join(
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'extracted', os.path.basename(packed_file))
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os.makedirs(target_folder, exist_ok=True)
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os.chdir(target_folder)
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print('Unpacking {}'.format(os.path.basename(packed_file)))
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with open(packed_file, 'rb') as pkfile:
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data = PackedHeader.parse_stream(pkfile)
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print("Offset:",hex(data.offset))
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for file in tqdm(data.files,ascii=True):
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folder, filename = os.path.split(file.path)
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if folder:
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os.makedirs(folder, exist_ok=True)
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with open(file.path, 'wb') as outfile:
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outfile.write(file.data())
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print('\r' + ' ' * len(pstatus) + '\r', end='', flush=True)
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os.chdir(scrap_dir)
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if (options.unpack and options.repack) and not options.patch:
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#input('Press enter to rebuild *.packed files from folders in \'extracted\' dir...') # noqa
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pass
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if options.patch:
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print()
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print("Enter Nothing to continue")
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for n, patch in enumerate(patches, 1):
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print('{}. {}'.format(n, patch.__doc__.strip()))
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while 1:
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n = input('Patch to apply: ')
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if not n:
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break
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n = int(n) - 1
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if 0 <= n < len(patches):
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res = patches[n]()
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if res is True:
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print('Applied Succesfully!')
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elif res is None:
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print('Already applied.')
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elif res is False:
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print('Error')
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print()
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def file_gen(files,offset=0):
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for real_path,size,path in files:
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file=dict(
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path=path,
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offset=offset,
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size=size)
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yield file
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offset+=file['size']
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def make_header(files,offset=0):
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files_list=list(file_gen(files,offset))
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return DummyHeader.build(dict(files=files_list))
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if options.repack:
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for folder in glob.glob(os.path.join(scrap_dir, 'extracted', '*.packed')):
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data=[]
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filename=os.path.join(scrap_dir,os.path.basename(folder))
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for root,folders,files in os.walk(folder):
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for file in sorted(files):
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file=os.path.join(root,file)
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rel_path=bytes(file.replace(folder, '').replace('\\', '/').lstrip('/'), 'windows-1252')
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size=os.stat(file).st_size
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data.append((file,size,rel_path))
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print("Found {} files for {}".format(len(data),filename))
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offset=len(make_header(data))
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print("Writing",filename)
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header=make_header(data,offset)
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with open(filename,"wb") as outfile:
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outfile.write(header)
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for file,size,rel_path in tqdm(data,ascii=True):
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outfile.write(open(file,"rb").read())
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print('Done!')
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