#!/bin/sh
#
# hdw - linux ./scripts/Update-Tree script
#
# author: hackbard@hackdaworld.dyndns.org
#

# defaults
mode="keep"

while [ "$1" ] ; do
	case "$1" in
		-mode)	mode="$2"	; shift 2 ;;
		*)	echo "usage:"
			echo
			echo "$0 -mode [keep|del|update]"
			echo
			exit 1 ;;
	esac
done

# reading Config file
. ./Config

# test - u need cvs installed!
if [ ! -f /usr/bin/cvs ] ; then
	echo "you need cvs for updating the tree"
	echo "aborting."
	exit 1
fi

# make sure cvs works ..
[ ! -f $HOME/.cvspass ] && touch $HOME/.cvspass

# does he use cvs?
if [ -d ./CVS ] ; then
	echo "updating from official cvs tree first ..."
	cvs up -d > /dev/null 2>&1
	echo "done"
fi

# fetching packages
mkdir temp && cd temp
echo "fetching developers packages ..."
cvs -d:pserver:anonymous@hackdaworld.dyndns.org:/hdw-repos co packages targets > /dev/null 2>&1
echo "done"

# add targets to $part one day
for part in packages; do
for dir in `ls -A --ignore="CVS" ./$part`; do
	if [ ! -d ../$part/$dir ] ; then
		echo "creating new repository $dir ..."
		mkdir ../$part/$dir
	fi
	for object in `ls -A --ignore="CVS" ./$part/$dir`; do
		if [ ! -d ../$part/$dir/$object ] ; then
			existing_p=`find ../$part -type d -name $object`
			if [ -z "$existing_p" ] ; then
				echo "creating new package $object"
				mkdir ../$part/$dir/$object
				cp -r ./$part/$dir/$object/* \
					../$part/$dir/$object
			else
				if [ "$mode" = "del" ] ; then
					echo "del mode: overwriting $object ..."
					rm -rf $existing_p/*
					cp -r ./$part/$dir/$object/* \
					$existing_p
				else
					echo "$object exists."
					if [ "$mode" = "update" ] ; then
						cd $existing_p
						echo "running cvs ..."
						cvs up -d >/dev/null 2>&1
						cd -
					fi
				fi
			fi
		else
			if [ "$mode" = "del" ] ; then
				echo "del mode: overwriting $object ..."
				rm -rf ../$part/$dir/$object/*
				cp -r ./$part/$dir/$object/* \
					../$part/$dir/$object
				echo "done"
			else
				echo "$object exists."
				if [ "$mode" = "update" ] ; then
					cd ../$part/$dir/$object
					echo "running cvs ..."
					cvs up -d >/dev/null 2>&1
					cd -
				fi
			fi
		fi
	done
done
done

cd .. && rm -rf ./temp