#!/usr/bin/env bash
#
# --- T2-COPYRIGHT-NOTE-BEGIN ---
# T2 SDE: scripts/Check-PkgFormat
# Copyright (C) 2004 - 2024 The T2 SDE Project
# Copyright (C) 1998 - 2003 ROCK Linux Project
# 
# This Copyright note is generated by scripts/Create-CopyPatch,
# more information can be found in the files COPYING and README.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2.
# --- T2-COPYRIGHT-NOTE-END ---

if [ "$1" = "-all" ]; then
	$0 -repository `ls package/. | egrep -v '(CVS|\.svn)'`
	exit 0
fi

if [ "$1" = "-repository" ]; then
	shift; for y; do
		for x in package/$y/[a-z0-9]*; do
			[ -f "$x/${x##*/}.desc" ] && $0 ${x##*/}
		done
	done
	exit 0
fi

if [ "$1" != "${1#-}" -o $# -eq 0 ]; then
	echo "Usage: $0 <package-names>"
	echo "or     $0 -repository <repository-names>"
	echo "or     $0 -all"
	exit 1
fi

for package; do
	lastpdir=""
	for pdir in package/*/$package; do
		[ -f $pdir/$package.desc ] || continue
		[ "$lastpdir" ] && echo "$package: Found dup: $pdir $lastpdir"
		lastpdir="$pdir"
	done
	if [ -z "$lastpdir" ]; then
		pdir="..."
	else
		pdir="$lastpdir"
	fi

	if [ -f $pdir/$package.conf ]; then
		if egrep -q '^[^#]*\bflistdel' $pdir/$package.conf; then
			echo "$package: Use of \$flistdel is deprecated!"
		fi
	fi

	if [ -f $pdir/$package.desc ]; then
		grep -a '[^ ]' $pdir/$package.desc |
		egrep -av '^(\[[A-Z0-9-]+\]( |$)|#)' |
		sed "s,^,$package: Syntax error in $package.desc: ,"

		egrep -a '^\[[A-Z0-9-]+\]( |$)' $pdir/$package.desc |
		tr '[]' '||' | cut -f2 -d'|' |
		while read tag; do
			grep -q "\\[$tag\\]" misc/share/PKG-DESC-FORMAT &&
				continue
			[ "${tag#X-}" != "$tag" ] && continue
			echo "$package: Unknown tag in $package.desc: [$tag]"
		done

		for x in `egrep -a '^\[(C|CATEGORY)\]' $pdir/$package.desc |
		          cut -f2- -d']'`; do
			egrep -q "^$x( |$)" misc/share/PKG-CATEGORIES &&
				continue
			echo "$package: Unknown package category: $x"
		done

		for x in `egrep -a '^\[(F|FLAG)\]' $pdir/$package.desc |
		          cut -f2- -d']'`; do
			x=${x%.*} # remove conditional suffixes
			egrep -q "^$x	" misc/share/PKG-FLAGS &&
				continue
			echo "$package: Unknown package flag: $x"
		done

		for x in `egrep -a '^\[(S|STATUS)\]' $pdir/$package.desc |
		          cut -f2- -d']'`; do
			case $x in
				Alpha|Beta|Gamma|Stable) ;;
				*) echo "$package: Unknown package" \
				        "status: $x" ;;
			esac
		done

		for x in `egrep -a '^\[(L|LICENSE)\]' $pdir/$package.desc |
		          cut -f2- -d']'`; do
			case $x in
				Unknown|GPL|LGPL|GPL3|LGPL3|AGPL|AGPL3|MPL|FDL|MIT|BSD|EUPL|ISC|APL|APSL|BSL|CDDL|QPL|OFL|ZLIB|UNL|CC0) ;;
				OpenSource|Free-to-use|Commercial) ;;
				IBM-Public-License|Restricted|Artistic) ;;
				PublicDomain) ;;
				*) echo "$package: Unknown package" \
				        "license: $x" ;;
			esac
		done

		grep '^\[.*(\*)' misc/share/PKG-DESC-FORMAT |
		sed 's/][^]]*$//; s/. ./|/g; s/^\[//;' |
		while read line; do
			egrep -q "^\[($line)\]" $pdir/$package.desc ||
			echo "$package: No [$line] tag found."
		done

		grep '^\[.*(1)' misc/share/PKG-DESC-FORMAT |
		sed 's/][^]]*$//; s/. ./|/g; s/^\[//;' |
		while read line; do
			lines=`egrep -a "^\[($line)\]" $pdir/$package.desc`
			[ "$lines" != "${lines//
/}" ] && echo "$package: More than one [$line] tag found."
		done
	else
		echo "$package: File not found: $pdir/$package.desc"
	fi

	if [ -f $pdir/$package.conf ]; then
		bash -n $pdir/$package.conf 2>&1 | sed "s,^,$package: ,"
	fi
done