#!/bin/bash
echo "+---------------------------+"
echo "| Big Sur Icon Changer v1.0 |"
echo "+---------------------------+"
echo ""
echo "Root password will be required. To enable root user, see:"
echo "https://support.apple.com/en-us/HT204012"
echo ""
IS_CSRUTIL_DISABLED=$(csrutil status | egrep -oh '(en|dis)abled')
IS_AUTH_ROOT_DISABLED=$(csrutil authenticated-root status | egrep -oh '(en|dis)abled')
if [ $IS_CSRUTIL_DISABLED == 'enabled' ] || [ $IS_AUTH_ROOT_DISABLED == 'enabled' ]
then
echo "ERROR: In order to proceed, you must boot into Recovery Mode and enter the following in Terminal, then reboot back to macOS:"
echo ""
echo " csrutil disable"
echo " csrutil authenticated-root disable"
echo ""
echo "Your current settings are:"
echo ""
echo " csrutil disable $IS_CSRUTIL_DISABLED"
echo " csrutil authenticated-root $IS_AUTH_ROOT_DISABLED"
echo ""
echo "Exiting..."
exit 1
fi
echo "What do you want to change?"
echo " [1] System Application Icons"
echo " [2] Folder Icons"
echo ""
printf "[1/2]: "
read selection
if [ $selection != '1' ] && [ $selection != '2' ]
then
echo ""
echo "Invalid Selection. Exiting..."
exit 1
fi
mkdir -p /tmp/mount
ROOT_DISK=$(mount | head -1 | egrep -oh '/dev/disk[0-9]s[0-9]')
TMP_MOUNT=$(df -h /tmp/mount | egrep -oh '/dev/disk[0-9]s[0-9]')
if [ $ROOT_DISK == $TMP_MOUNT ]
then
echo ""
echo "System Volume at $ROOT_DISK is already mounted to /tmp/mount. Skipping..."
echo ""
else
echo ""
echo "Mounting System Volume at $ROOT_DISK to /tmp/mount..."
sudo mount -o nobrowse -t apfs $ROOT_DISK /tmp/mount
echo ""
fi
if [ $selection == '1' ]
then
echo "Opened a Finder window to System Applications. You can now customize icons either by:"
open /tmp/mount/System/Applications/
echo ""
echo " 1) Right clicking an app, \"Get Info\", and drag a replacement icon"
echo ""
echo " -- or --"
echo ""
echo " 2) Right clicking an app, \"Show Package Contents\" > \"Contents\" > \"Resources\", and replace \"AppIcon.icns\""
echo ""
fi
if [ $selection == '2' ]
then
echo "Opened a Finder window to Assets.car. To change folder icons, edit it using ThemeEngine, available here:"
echo " https://github.com/alexzielenski/ThemeEngine/releases/tag/1.0.0(111)"
open /tmp/mount/System/Library/PrivateFrameworks/IconFoundation.framework/Versions/A/Resources/
echo ""
fi
read -n 1 -s -r -p "When you're done making changes, press any key to continue..."
echo ""
echo ""
echo "WARNING: By committing these changes, the System Volume will not longer by bootable on computers that have SIP (System Integrity Production) or SSV (Signed System Volume) checks enabled. This script has determined that both are currently disabled. Do you wish to continue?"
echo ""
printf "[Y/N]: "
read selection
if [ $selection == 'Y' ] || [ $selection == 'y' ] || [ $selection == 'Yes' ] || [ $selection == 'yes' ]
then
echo ""
echo "Creating a new snapshot to write changes to disk..."
sudo bless --folder /tmp/mount/System/Library/CoreServices --bootefi --create-snapshot
echo "Flushing the icon cache..."
sudo rm -rfv /Library/Caches/com.apple.iconservices.store > /dev/null 2>&1
sudo find /private/var/folders/ -name com.apple.dock.iconcache -exec rm -rf {} \; > /dev/null 2>&1
sudo find /private/var/folders/ -name com.apple.iconservices -exec rm -rf {} \; > /dev/null 2>&1
sudo umount -f /tmp/mount > /dev/null 2>&1
echo ""
echo "Please reboot your computer for changes to take effect."
else
sudo umount -f /tmp/mount > /dev/null 2>&1
echo ""
echo "Cancelling changes..."
fi
