Gentoo-like "world file" interface for xbps

xbps-worldfile

#!/bin/zsh

zparseopts -D -E h=help -help=help d=desc -describe=desc

function not-in-left() {
	awk 'NR==FNR{a[$0]=1;next}!a[$0]' "$@"
}

function first-col() {
	cut -d$'\t' -f1
}

function info() {
	printf "$@" >&2
}

if [[ -n $help ]]; then
	echo 'Usage: xbps-worldfile [-d]'
	echo 'Edit a list of manually installed packages in your editor and update the pkgdb'
	echo
	echo '  -d, --describe    Query short description for packages and display it in the list (slow)'
	exit
fi

TMPFILE=$(mktemp -p ${TMPDIR:-/tmp} xbps-worldfile.XXXXXXXXXX)

if [[ -n $desc ]]; then
	info "Generating worldfile with descriptions\n"
	xbps-query -m | while read pkg; do
		info .
		printf "%-40s\t%s\n" $pkg "$(xbps-query -p short_desc $pkg)"
	done > $TMPFILE
else
	xbps-query -m > $TMPFILE
fi

EDITFILE=$(mktemp -p ${TMPDIR:-/tmp} xbps-worldfile.edit.XXXXXXXXXX)
cp $TMPFILE $EDITFILE

$EDITOR $EDITFILE

autopkgs=$(not-in-left $EDITFILE $TMPFILE | first-col)
manualpkgs=$(not-in-left $TMPFILE $EDITFILE | first-col)
rm $TMPFILE $EDITFILE

if [[ -z $manualpkgs && -z $autopkgs ]]; then
	info "No changes.\n"
	exit
fi
info "\e[92minstalling:\e[0m\n${manualpkgs}\n\n"
info "\e[93mchanging to auto:\e[0m\n${autopkgs}\n\n"


info "\e[1mContinue? [y/n]:"
if ! read -q; then exit; fi

if [[ -n $manualpkgs ]]; then
	xbps-install $manualpkgs
	xbps-pkgdb -m manual $manualpkgs
fi

if [[ -n $autopkgs ]]; then
	xbps-pkgdb -m auto $autopkgs
	info "\e[93mcleaning orphans\e[0m"
	xbps-remove -Ro
fi