"special" minecraft bedrock launcher

creativemode.py

from subprocess import run, Popen, PIPE
from psutil import Process
from time import sleep
from tempfile import NamedTemporaryFile
import sys
import re
import ctypes

enable_reg = br"""Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ClipSVC\Parameters]
"DisableSubscription"=dword:00000000
"InactivityShutdownDelay"=dword:0000012c
"RefreshRequired"=dword:00000001
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,  00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,  43,00,6c,00,69,00,70,00,53,00,56,00,43,00,2e,00,64,00,6c,00,6c,00,61,00,00,  00
"ServiceDllUnloadOnStop"=dword:00000001
"ProcessBiosKey"=dword:00000001"""

disable_reg = br"""Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ClipSVC\Parameters]
"DisableSubscription"=dword:00000000
"InactivityShutdownDelay"=dword:0000012c
"RefreshRequired"=dword:00000001
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,  00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,  43,00,6c,00,69,00,70,00,53,00,56,00,43,00,2e,00,64,00,6c,00,6c,00,00,00
"ServiceDllUnloadOnStop"=dword:00000001
"ProcessBiosKey"=dword:00000001"""

def test_for_admin():
    if not ctypes.windll.shell32.IsUserAnAdmin():
        print("Administrator privileges are required for CreativeMode. Please re-launch this program with administrator privileges.")
        print()
        input("Press Enter to exit")
        sys.exit()

def kill_rtbroker():
    tsl = run("tasklist.exe /apps", stdout=PIPE)
    rtbrokers = list(filter(lambda p: "RuntimeBroker" in p and "MinecraftUWP" in p, map(lambda s: s.decode("utf-8"), tsl.stdout.split(b"\r\n"))))
    
    for rtb in rtbrokers:
        pid = int(re.search(r"  (\d+)  ", rtb)[1])
        print(f"Found RuntimeBroker process for MinecraftUWP with PID {pid}, killing...")
        Process(pid).kill()

def is_mc_running():
    tsl = run("tasklist.exe /apps", stdout=PIPE)
    mc_procs = list(filter(lambda p: "Minecraft.Windows.exe" in p, map(lambda s: s.decode("utf-8"), tsl.stdout.split(b"\r\n"))))
    
    return len(mc_procs) > 0

def enable_cmode():
    print("Disabling ClipSVC...")
    
    with NamedTemporaryFile(suffix=".reg", delete=False) as f:
        f.write(enable_reg)
        f.flush()
    
    run(["regedit", "/s", f.name], stdout=PIPE)
    run("sc.exe stop ClipSVC", stdout=PIPE)
    
    print("Launching Minecraft...")
    proc = Popen(["explorer.exe", "shell:appsFolder\Microsoft.MinecraftUWP_8wekyb3d8bbwe!App"], stdout=PIPE)
    proc.wait()

def disable_cmode():
    print("Re-enabling ClipSVC...")
    
    with NamedTemporaryFile(suffix=".reg", delete=False) as f:
        f.write(disable_reg)
        f.flush()
    
    run(["regedit", "/s", f.name], stdout=PIPE)
    run("sc.exe start ClipSVC", stdout=PIPE)

if __name__ == "__main__":
    print("CreativeMode Bedrock Launcher by witherornot")
    test_for_admin()
    
    enable_cmode()
    
    while is_mc_running():
        kill_rtbroker()
    
    print("Minecraft exit detected.")
    disable_cmode()