Files
minecraftmodpackinstaller/main.py

162 lines
7.0 KiB
Python

import os
import shutil
import requests
import zipfile
from pathlib import Path
from tqdm import tqdm
# Minecraft installation folder.
minecraft_dir = os.path.join(os.getenv('APPDATA'), ".minecraft")
# Forge variables.
forge_version = "1.12.2-forge-14.23.5.2859"
forge_dir = os.path.join(minecraft_dir, f"versions/{forge_version}")
forge_url = f"https://git.jisoonet.com/publicprojects/{forge_version}/-/archive/main/{forge_version}-main.zip"
# Forge libraries variables.
forge_libraries_version = "1.12.2-14.23.5.2859"
forge_libraries_dir = os.path.join(minecraft_dir, f"libraries/net/minecraftforge/forge/{forge_libraries_version}")
forge_libraries_url = f"https://git.jisoonet.com/publicprojects/{forge_libraries_version}/-/archive/main/{forge_libraries_version}-main.zip"
# Backup folder for mods.
mods_backup_dir = os.path.join(minecraft_dir, "mods-backup")
# Modpack variables.
modpack_name = "apocaz-modpack"
modpack_dir = os.path.join(minecraft_dir, "mods")
modpack_url = f"https://git.jisoonet.com/publicprojects/{modpack_name}/-/archive/main/{modpack_name}-main.zip"
# Function to check for the prescence of Minecraft installation folder.
def check_minecraft_installation(minecraft_dir):
print("Checking for existing Minecraft installation...")
if not Path(minecraft_dir).exists():
print("Error: Minecraft not found. Please install Minecraft first.")
else:
print("Minecraft is already installed.")
# Diplays a progress bar.
def download_with_progress_bar(url, destination_path):
response = requests.get(url, stream=True)
total_size_in_bytes = int(response.headers.get('content-length', 0))
block_size = 1024
progress_bar = tqdm(total=total_size_in_bytes, unit='iB', unit_scale=True)
with open(destination_path, 'wb') as file:
for data in response.iter_content(block_size):
progress_bar.update(len(data))
file.write(data)
progress_bar.close()
if total_size_in_bytes != 0 and progress_bar.n != total_size_in_bytes:
print("ERROR, something went wrong")
# Installs forge files and places them in the correct version folder.
def install_forge(forge_dir, forge_url):
print("Checking for existing Forge installation...")
if not Path(forge_dir).exists():
print("Forge not found, beginning installation...")
os.makedirs(forge_dir)
try:
print("Downloading Forge...")
zip_path = os.path.join(forge_dir, "forge.zip")
download_with_progress_bar(forge_url, zip_path)
with zipfile.ZipFile(zip_path) as z:
print("Extracting Forge...")
common_prefix = os.path.commonprefix(z.namelist())
for file_info in z.infolist():
target_path = os.path.join(forge_dir, file_info.filename[len(common_prefix):])
if file_info.filename.endswith('/'):
os.makedirs(target_path, exist_ok=True)
else:
with z.open(file_info) as source, open(target_path, 'wb') as target:
shutil.copyfileobj(source, target)
print("Forge installed successfully.")
os.remove(zip_path) # Don't forget to remove the temporary zip file
except Exception as e:
print(f"An error occurred during Forge installation: {e}")
else:
print("Forge is already installed.")
# Installs forge files and places them in the correct version folder.
def install_forge_libraries(forge_libraries_dir, forge_libraries_url):
print("Checking for existing Forge libraries installation...")
if not Path(forge_libraries_dir).exists():
print("Forge libraries not found, beginning download and installation...")
os.makedirs(forge_libraries_dir)
try:
print("Downloading Forge libraries...")
zip_path = os.path.join(forge_libraries_dir, "forge_libraries.zip")
download_with_progress_bar(forge_libraries_url, zip_path)
with zipfile.ZipFile(zip_path) as z:
print("Extracting Forge libraries...")
common_prefix = os.path.commonprefix(z.namelist())
for file_info in z.infolist():
target_path = os.path.join(forge_libraries_dir, file_info.filename[len(common_prefix):])
if file_info.filename.endswith('/'):
os.makedirs(target_path, exist_ok=True)
else:
with z.open(file_info) as source_file, open(target_path, 'wb') as dest_file:
shutil.copyfileobj(source_file, dest_file)
print("Forge libraries installed successfully.")
os.remove(zip_path)
except Exception as e:
print(f"An error occurred during Forge libraries installation: {e}")
else:
print("Forge libraries are already installed.")
# Backups the mods from the mods folder to the backup folder.
def backup_mods(modpack_dir, mods_backup_dir):
print("Backing up existing mods...")
if Path(modpack_dir).exists():
os.makedirs(mods_backup_dir, exist_ok=True)
for item in os.listdir(modpack_dir):
source_path = os.path.join(modpack_dir, item)
destination_path = os.path.join(mods_backup_dir, item)
if not os.path.exists(destination_path):
shutil.move(source_path, destination_path)
else:
os.remove(source_path)
print(f"Mods backed up to '{mods_backup_dir}'.")
else:
print("No mods directory found. No backup required.")
# Downloads the modpack.
def install_modpack(modpack_url, modpack_dir):
print("Downloading modpack...")
try:
zip_path = os.path.join(modpack_dir, "modpack.zip")
download_with_progress_bar(modpack_url, zip_path)
print("Extracting modpack...")
with zipfile.ZipFile(zip_path) as modpack_zip:
for member in modpack_zip.namelist():
filename = os.path.basename(member)
if not filename:
continue
source = modpack_zip.open(member)
target = open(os.path.join(modpack_dir, filename), "wb")
with source, target:
shutil.copyfileobj(source, target)
print("Modpack installed successfully.")
os.remove(zip_path)
except Exception as e:
print(f"An error occurred during modpack installation: {e}")
# Entry point of the script.
def main():
try:
check_minecraft_installation(minecraft_dir)
install_forge(forge_dir, forge_url)
install_forge_libraries(forge_libraries_dir, forge_libraries_url)
backup_mods(modpack_dir, mods_backup_dir)
install_modpack(modpack_url, modpack_dir)
except KeyboardInterrupt:
print("\033[91m\nSession ended by user.\033[0m")
except Exception as e:
print(f"\033[91m\nAn unexpected error occurred: {e}\033[0m")
finally:
input("\033[94mPress Enter to exit...\033[0m")
if __name__ == "__main__":
main()