clean_my_mac.sh

#!/usr/bin/env bash

# inspired by
# https://github.com/fwartner/mac-cleanup/blob/master/cleanup.sh
# https://gist.github.com/jamesrampton/4503412
# https://github.com/mengfeng/clean-my-mac/blob/master/clean_my_mac.sh
# https://github.com/szymonkaliski/Dotfiles/blob/master/Scripts/clean-my-mac
# http://brettterpstra.com/2015/10/27/vacuuming-mail-dot-app-on-el-capitan/ / https://github.com/pbihq/tools/blob/master/MailDBOptimiser.sh

bytesToHuman() {
	b=${1:-0}; d=''; s=0; S=(Bytes {K,M,G,T,E,P,Y,Z}iB)
	while ((b > 1024)); do
		d="$(printf ".%02d" $((b % 1024 * 100 / 1024)))"
		b=$((b / 1024))
		let s++
	done
	echo "$b$d ${S[$s]} of space was cleaned up :3"
}

# Check if Time Machine is running
if [ `tmutil status | grep -c "Running = 1"` -ne 0 ]; then
	echo "Time Machine is currently running. Let it finish first!"
	exit
fi

# Check for last Time Machine backup and exit if it's longer than 1 hour ago
lastBackupDateString=`tmutil latestbackup | grep -E -o "[0-9]{4}-[0-9]{2}-[0-9]{2}-[0-9]{6}"`
if [ "$lastBackupDateString" == "" ]; then
	read -n 1 -p "$(tput setaf 3)Last Time Machine backup cannot be found. Proceed anyway?$(tput sgr0) (y/n) " RESP
    echo ""
	if [ "$RESP" != "y" ]; then
		exit
	fi
else
	lastBackupDate=`date -j -f "%Y-%m-%d-%H%M%S" $lastBackupDateString "+%s"`
	if [ $((`date +%s` - $lastBackupDate)) -gt 3600 ]
	then
		printf "Time Machine has not backed up since `date -j -f %s $lastBackupDate` (more than 60 minutes)!"
		exit 1003
	else
		echo "Last Time Machine backup was on `date -j -f %s $lastBackupDate`. "
	fi
fi

oldAvailable=$(df / | tail -1 | awk '{print $4}')
sudoPW="" # filled if needed

read -n 1 -p "$(tput setaf 3)Update and clean Homebrew?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	brew update
	brew upgrade
	brew prune
	brew cleanup --force -s
	brew cask cleanup 
	rm -rf /Library/Caches/Homebrew/* 
	brew tap --repair 
	brew doctor
fi

read -n 1 -p "$(tput setaf 3)Run periodic scripts? (requires sudo)$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	if [ "$sudoPW" = "" ]; then read -s -p "Enter Password for sudo: " sudoPW; fi
	echo $sudoPW | sudo -S periodic daily weekly monthly
fi

read -n 1 -p "$(tput setaf 3)Clean .DS_Store files in ~? (requires sudo)$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	if [ "$sudoPW" = "" ]; then read -s -p "Enter Password for sudo: " sudoPW; fi
	echo $sudoPW | sudo -S find ~ / -name ".DS_Store" -exec rm {} \;
fi

read -n 1 -p "$(tput setaf 3)Vacuum Mail Envelope Index?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	osascript -e 'tell application "Mail" to quit'
	sizebefore=$(du -h ~/Library/Mail/V4/MailData/"Envelope Index" | awk '{ print $1 }')B
	sqlite3 ~/Library/Mail/V4/MailData/Envelope\ Index vacuum
	sizeafter=$(du -h ~/Library/Mail/V4/MailData/"Envelope Index" | awk '{ print $1 }')B
	printf "\nMail index size before:\t%s\nMail index size after:\t%s\n\n" "$sizebefore" "$sizeafter"
	osascript -e 'tell application "Mail" to activate'
fi

read -n 1 -p "$(tput setaf 3)Clean system caches? (requires sudo)$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	if [ "$sudoPW" = "" ]; then read -s -p "Enter Password for sudo: " sudoPW; fi
	echo $sudoPW | sudo -S rm -rf /Library/Caches/*
    echo $sudoPW | sudo -S rm -rf ~/Library/Caches/*
fi

read -n 1 -p "$(tput setaf 3)Clean application caches?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	for x in $(ls ~/Library/Containers/) 
	do 
		rm -rfv ~/Library/Containers/$x/Data/Library/Caches/*
#		echo "~/Library/Containers/$x/Data/Library/Caches"
	done
fi

read -n 1 -p "$(tput setaf 3)Empty Trash?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	rm -rfv ~/.Trash/*
fi

read -n 1 -p "$(tput setaf 3)Clean logs? (requires sudo)$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	if [ "$sudoPW" = "" ]; then read -s -p "Enter Password for sudo: " sudoPW; fi
	echo $sudoPW | sudo -S rm -rfv /private/var/log/*
	echo $sudoPW | sudo -S rm -rfv /Library/Logs/*
    echo $sudoPW | sudo -S rm -rfv ~/Library/Logs/*
	echo $sudoPW | sudo -S rm -rfv ~/Library/Application\ Support/Adobe/Common/Media\ Cache\ Files/*
	echo $sudoPW | sudo -S rm -rfv ~/Library/Containers/com.apple.mail/Data/Library/Logs/Mail/*
fi

read -n 1 -p "$(tput setaf 3)Clean temporary files?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	if [ "$sudoPW" = "" ]; then read -s -p "Enter Password for sudo: " sudoPW; fi
	echo $sudoPW | sudo -S rm -rfv /tmp/*
	echo $sudoPW | sudo -S rm -rfv /private/var/tmp/Processing/
	echo $sudoPW | sudo -S rm -rfv /private/var/tmp/Xcode/
	echo $sudoPW | sudo -S rm -rfv /private/var/tmp/tmp*
fi

read -n 1 -p "$(tput setaf 3)Clean iOS Applications?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	rm -rfv ~/Music/iTunes/iTunes\ Media/Mobile\ Applications/*
fi

read -n 1 -p "$(tput setaf 3)Clean iOS Device Backups?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	rm -rfv ~/Library/Application\ Support/MobileSync/Backup/*
fi

read -n 1 -p "$(tput setaf 3)Clean XCode Derived Data and Archives?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	rm -rfv ~/Library/Developer/Xcode/DerivedData/*
	rm -rfv ~/Library/Developer/Xcode/Archives/* 
fi

read -n 1 -p "$(tput setaf 3)Clean any old versions of gems?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	gem cleanup
fi

read -n 1 -p "$(tput setaf 3)Clean 'Open With…' (restarts Finder)?$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	/System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user
	killall Finder
fi

read -n 1 -p "$(tput setaf 3)Remove dangling docker containers? (docker must be running!)$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	docker rm $(docker ps -q -f status=exited) 
fi

echo 'Purge inactive memory...'
if [ "$sudoPW" = "" ]; then read -s -p "Enter Password for sudo: " sudoPW; fi
echo $sudoPW | sudo purge

read -n 1 -p "$(tput setaf 3)Rebuild Spotlight? (takes a long time!)$(tput sgr0) (y/n) " RESP
echo ""
if [ "$RESP" = "y" ]; then
	if [ "$sudoPW" = "" ]; then read -s -p "Enter Password for sudo: " sudoPW; fi
	echo $sudoPW | sudo mdutil -E /
fi

echo 'Success!'

newAvailable=$(df / | tail -1 | awk '{print $4}')
count=$((newAvailable-oldAvailable))
count=$(( $count * 512))
bytesToHuman $count