#!/bin/sh

set -e

case "$1" in
    upgrade)
	if dpkg --compare-versions "$2" lt 20070706-1.4-1; then
	    # We are upgrading from a version that has the old
	    # symlinks and file locations.
	    for d in dictate digits letters phonetic; do
		if [ -L "/usr/share/asterisk/sounds/${d}/fr" ] && \
		   [ "$(readlink "/usr/share/asterisk/sounds/${d}/fr")" = "../fr/${d}" ]; then
		    rm "/usr/share/asterisk/sounds/${d}/fr"
		fi
	    done
	elif dpkg --compare-versions "$2" lt 20070706-1.4-2; then
	    # We are upgrading from a version that may or may not have
	    # symlinks, and files in old or new location (because of
	    # how dpkg treats symlinks on upgrades).

	    # First, cleanup spurious empty directories some
	    # install/upgrade/purge scenarios leave behind.
	    for d in dictate digits letters phonetic; do
		for e in "/usr/share/asterisk/sounds/${d}/fr" "/usr/share/asterisk/sounds/fr/${d}"; do
		    if ! [ -L "${e}" ] && [ -d "${e}" ]; then
			rmdir --ignore-fail-on-non-empty "${e}"
		    fi
		done
	    done

	    # Next, remove old symlinks if present and move files to
	    # their dpkg-known location.
	    for d in dictate digits letters phonetic; do
		if [ -L "/usr/share/asterisk/sounds/${d}/fr" ] && \
		   [ "$(readlink "/usr/share/asterisk/sounds/${d}/fr")" = "../fr/${d}" ]; then
		    rm "/usr/share/asterisk/sounds/${d}/fr"
		fi
		if ! [ -e "/usr/share/asterisk/sounds/${d}/fr" ] && \
		   [ -d "/usr/share/asterisk/sounds/fr/${d}" ]; then
		    mv "/usr/share/asterisk/sounds/fr/${d}" "/usr/share/asterisk/sounds/${d}/fr"
		fi
	    done
	fi
	;;
esac



exit 0