convert_live_keywords

#!/bin/bash
# (c) 2007 Frieder Bürzele
# licence gnu gpl v2

# exit script if not executed in overlay root
if [ ! -e  .svn/text-base/generate-detailed-packages-list.svn-base ] ;then
	echo "please execute this script just inside the overlay root"
	exit 1
fi
#global vars
gconv_pkz_list="no"
gconv_ebuilds="no"
convert_it(){
	for x in `find -maxdepth 1 -type d -printf '%f\n'|sed '1d'`;do
	cd $x
	for i in `find -name files`;do
		i=${i/\/files/}
		ebuilds="$(ls $i/*.ebuild)"
		i=${i/.\//}
	
#		echo "#------- $x/$i --------"
		nr_of_ebuilds="-1"
		
		# reset descriptions so if one's is missing we'll see it
		# in the generated list
		HOMEPAGE="unknown"
		DESCRIPTION="unknown"
		KEYWORDS="unknown"
		for k in ${ebuilds[@]};do
			[ ! -z ${k##*9999*} ] && continue
				
			source $k &>/dev/null
			if [ "yes" ==  "${gconv_ebuilds}" ] && [ "${KEYWORDS}" != "" ];then
				echo "convert EBUILD $k"
				sed -i 's@KEYWORDS\=.*@KEYWORDS\=\"\"@g' `pwd`/$k
			fi
			k="${k##*/}"
			k=${k/\.ebuild/}
			nr_of_ebuilds=$(($nr_of_ebuilds + 1))

			if [ "yes" ==  "${gconv_pkz_list}" ];then
				echo "convert package.keywords: $x/$i"
				# search for matching content and
				# convert -* to **
				grep -q "$x\/$i" $pkg_key && sed -i "s@\(${x}\/${i}.*\).*-\*@\1\*\*@g" $pkg_key
			fi
		done
		# read ebuild infos
	done
	cd - &>/dev/null
	done
	if [ "yes" ==  "${gconv_pkz_list}" ];then
		diff -u "$backup_key" "$pkg_key"|less
		ANSWER="no"
		echo
		echo -e "Would you like to keep this changes? [yes/no]"
		read ANSWER
		if [ "$ANSWER" == "y" ] || [ "$ANSWER" == "yes" ];then
			echo "finished"
		else
			cp "$backup_key" "$pkg_key"
			echo "backup file still there:"
			echo "$backup_key"
		fi
	fi
		
}

conv_pkz(){
	pkg_key="/etc/portage/package.keywords"
	backup_key="/etc/portage/package.keywords.backup"
	ANSWER="no"
        echo
	echo "Would you like to convert the keywords for"
	echo "live-ebuilds from the gentoo-proaudio overlay in"
	echo -e "$pkg_key ?"
	echo 
	echo "[ A backup file will be named:"
	echo -e "$backup_key ]\n[yes/no]:"
	read ANSWER
	if [ "$ANSWER" == "y" ] || [ "$ANSWER" == "yes" ];then
		gconv_pkz_list="yes"
		if [ -e "$backup_key" ];then
			echo "backup-file exist please delete"
			echo "$backup_key"
			exit 1
		fi
		if [ ! -e "$pkg_key" ];then
			echo "no keywords file missing"
			echo "$pkg_key"
			exit 1
		fi
		cp "$pkg_key" "$backup_key"
	else
		exit 0
	fi
	convert_it
}

conv_ebuilds(){
	ANSWER="no"
	echo -e "convert all live-ebuild KEYWORDS=\"-*\" to \"\" ?\n[yes/no]"
	read ANSWER
	if [ "$ANSWER" == "y" ] || [ "$ANSWER" == "yes" ];then
		gconv_ebuilds="yes"
	else
		exit 0
	fi
	convert_it  
}

helpme(){
	echo -e "-ce | --conv-ebuilds"
	echo -e "\t\t --> will convert all live-ebuilds matching filename with pattern 9999"
	echo -e "\t\t --> only interesting for devs"
	echo -e "-cp | --conv-pkz"
	echo -e "\t\t --> will convert /etc/portage/package.keywords"
	echo -e "\t\t --> scripts need to be executed within the proaudio-overlay root"
	echo -e "\t\t --> a backup of package.keywords will be generated"
}

# check for cmdline parameters
params=${#}
while [ ${#} -ge 0 ]
do
        a=${1}
        shift
        case "${a}" in
	-ce|--conv-ebuilds)
		conv_ebuilds
		exit 0
		;;
	-cp|--conv-pkz)
		conv_pkz
		exit 0
		;;
	*|-h|--help) 
		echo -e "Usage: $0 [option]\n"
		helpme
		exit 0
		;;   # DEFAULT
	esac
done