recover android app from data backup

recover.sh

#!/system/bin/sh
if [[ ! -d "$1" ]]; then
	echo local not found
	exit 1
fi

if [[ ! -d "/data/data/$1" ]]; then
	echo data not found
	exit 1
fi

user=$(ls -la "/data/data/$1" | sed -n '2p' | cut -d' ' -f5)
rm -r "/data/data/$1/files"
rm -r "/data/data/$1/databases"
rm -r "/data/data/$1/shared_prefs"
rm -r "/data/data/$1/cache"
echo removed old

cp -r "$1/files" "/data/data/$1/files"
cp -r "$1/databases" "/data/data/$1/databases"
cp -r "$1/shared_prefs" "/data/data/$1/shared_prefs"
echo moved new

chown -R "$user:$user" "/data/data/$1/files"
chown -R "$user:$user" "/data/data/$1/databases"
chown -R "$user:$user" "/data/data/$1/shared_prefs"
echo changed permissions

echo done!