Mac OSX Disable Bluetooth Notifications PopUp

MacOSXDisableBluetoothNotifications.py

#!/usr/bin/env python3
import sys
import os
import plistlib
import subprocess
import time

TARGET = "com.apple.BTUserNotifications"
CALIB_TARGET = "com.apple.iCal"

# --- DO NOT MODIFY THIS LINE MANUALLY ---
# To force a recalibration, change the value back to None
CALIBRATED_TOGGLE_BIT = None
# ----------------------------------------

def get_ncprefs():
	res = subprocess.run(["defaults", "export", "com.apple.ncprefs", "-"],
						 capture_output=True, check=True)
	return plistlib.loads(res.stdout)

def set_ncprefs(prefs):
	subprocess.run(["defaults", "import", "com.apple.ncprefs", "-"],
				   input=plistlib.dumps(prefs), check=True)

def get_flags(prefs, bundle_id):
	for app in prefs.get("apps", []):
		if app.get("bundle-id") == bundle_id:
			return app.get("flags")
	return None

def calibrate_and_save():
	print("=== Phase 1: Calibration (First Run Only) ===")
	print("To safely modify the hidden Bluetooth settings, we need to calibrate the bitmask.")
	print(f"1. Open System Settings > Notifications > Calendar ({CALIB_TARGET}).")
	print("2. Ensure 'Allow Notifications' is currently ON.")
	input("Press ENTER when ready...")

	prefs1 = get_ncprefs()
	flags1 = get_flags(prefs1, CALIB_TARGET)
	if flags1 is None:
		sys.exit(f"Error: Could not find {CALIB_TARGET} in ncprefs.")

	print("\n3. Now toggle 'Allow Notifications' OFF for Calendar.")
	input("Press ENTER when done...")

	time.sleep(1) # Ensure cfprefsd catches up

	prefs2 = get_ncprefs()
	flags2 = get_flags(prefs2, CALIB_TARGET)

	toggle_bit = flags1 ^ flags2
	if toggle_bit == 0:
		sys.exit("Error: The flags did not change. The bit could not be calibrated.")

	print(f"\n[+] Calibrated successfully! Master toggle bit is: {toggle_bit}")

	# Self-modification logic
	script_path = os.path.abspath(__file__)
	try:
		with open(script_path, 'r') as f:
			content = f.read()

		old_line = "CALIBRATED_TOGGLE_BIT = None"
		new_line = f"CALIBRATED_TOGGLE_BIT = {toggle_bit}"

		if old_line in content:
			content = content.replace(old_line, new_line, 1)
			with open(script_path, 'w') as f:
				f.write(content)
			print("[+] Script has updated itself. It will not ask to calibrate again.")
		else:
			print("[-] Warning: Could not find the exact placeholder to self-update. You may need to edit it manually.")
	except Exception as e:
		print(f"[-] Warning: Failed to self-modify script: {e}")

	print("\n4. You can turn Calendar 'Allow Notifications' back ON now.")
	input("Press ENTER when done...")

	return toggle_bit

def main():
	if len(sys.argv) != 2 or sys.argv[1].upper() not in ["ON", "OFF"]:
		print("Usage: python3 toggle_bt_notifications.py [ON|OFF]")
		sys.exit(1)

	action = sys.argv[1].upper()

	# Determine toggle bit (either hardcoded from a previous run or by calibrating now)
	toggle_bit = CALIBRATED_TOGGLE_BIT
	if toggle_bit is None:
		toggle_bit = calibrate_and_save()
	else:
		print(f"Using pre-calibrated toggle bit: {toggle_bit}")

	print(f"\n=== Phase 2: Applying Bluetooth Notification {action} ===")

	prefs = get_ncprefs()
	target_app = None
	for app in prefs.get("apps", []):
		if app.get("bundle-id") == TARGET:
			target_app = app
			break

	if not target_app:
		sys.exit(f"Error: {TARGET} not found. Connect/disconnect a device so macOS generates the hidden profile first.")

	current_flags = target_app["flags"]

	if action == "OFF":
		new_flags = current_flags & ~toggle_bit
	else:
		new_flags = current_flags | toggle_bit

	if current_flags == new_flags:
		print(f"Bluetooth notifications are already {action}. Nothing to do.")
	else:
		print(f"Updating {TARGET} flags: {current_flags} -> {new_flags}")
		target_app["flags"] = new_flags
		set_ncprefs(prefs)

		print("Restarting notification services (usernoted & cfprefsd)...")
		subprocess.run(["killall", "usernoted"], capture_output=True)
		subprocess.run(["killall", "cfprefsd"], capture_output=True)
		print("Done! Changes applied.")

if __name__ == "__main__":
	main()