#!/bin/sh

set -e

rm_conffile() {
    PKGNAME="$1"
    CONFFILE="$2"
    if [ -e "$CONFFILE" ]; then
        md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
        old_md5sum="`dpkg-query -W -f='${Conffiles}' $PKGNAME | sed -n -e \"\\\\' $CONFFILE '{s/ obsolete$//;s/.* //p}\"`"
        if [ "$md5sum" != "$old_md5sum" ]; then
            echo "Obsolete conffile $CONFFILE has been modified by you."
            echo "Saving as $CONFFILE.dpkg-bak ..."
            mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
        else
            echo "Removing obsolete conffile $CONFFILE ..."
            rm -f "$CONFFILE"
        fi
    fi
}

# Remove old ucf stuff
rm -rf /var/lib/fontconfig

CONFAVAIL=/etc/fonts/conf.avail
CONFDIR=/etc/fonts/conf.d

# Add the defoma configuration
defoma_link="30-defoma.conf"
ln -sf /var/lib/defoma/fontconfig.d/fonts.conf $CONFDIR/$defoma_link

unhinted="10-unhinted.conf"
autohint="10-autohint.conf"

# (mathieu-tl): purge the debconf database from our stuff, since we opted not
#               to use debconf for fontconfig after all
if dpkg --compare-versions "$2" lt "2.8.0-2ubuntu1~"; then
  . /usr/share/debconf/confmodule
  db_purge
fi

# (asac): cleanup old conf.d links transition - remove ancient left-over confs
if dpkg --compare-versions "$2" lt "2.6.0-1ubuntu11~"; then
  lp332992_ancient_conf_leftover="autohint.conf no-bitmaps.conf no-sub-pixel.conf sub-pixel.conf unhinted.conf yes-bitmaps.conf"
  for f in $lp332992_ancient_conf_leftover; do
    if [ -h $CONFDIR/$f ]; then
	rm $CONFDIR/$f
    fi
    if [ -e $CONFDIR/$f ]; then
	rm_conffile fontconfig-config $CONFDIR/$f
    fi
  done
fi
 
# (asac): drop debconf transition - remove old hinting confs
if dpkg --compare-versions "$2" lt "2.6.0-1ubuntu12~"; then
  if [ -h $CONFDIR/$unhinted ]; then
	rm $CONFDIR/$unhinted
  fi
  if [ -h $CONFDIR/$autohint ]; then
	rm $CONFDIR/$autohint
  fi
fi
	
subpixel="10-sub-pixel-rgb.conf"
no_subpixel="10-no-sub-pixel.conf"

# (asac): drop debconf transition - remove old subpixel configs once
if dpkg --compare-versions "$2" lt "2.6.0-1ubuntu12~"; then
  if [ -h $CONFDIR/$subpixel ]; then
	rm $CONFDIR/$subpixel
  fi
  if [ -h $CONFDIR/$no_subpixel ]; then
	rm $CONFDIR/$no_subpixel
  fi
fi

yes_bitmaps="70-yes-bitmaps.conf"
#no_bitmaps="70-no-bitmaps.conf"

# (asac): drop debconf transition - remove old bitmap confs
if dpkg --compare-versions "$2" lt "2.6.0-1ubuntu12~"; then
  if [ -h $CONFDIR/$yes_bitmaps ]; then
	rm $CONFDIR/$yes_bitmaps
  fi

#  if [ -h $CONFDIR/$no_bitmaps ]; then
#	rm $CONFDIR/$no_bitmaps
#  fi
fi

# Create /usr/local/share/fonts
LOCALDIR=/usr/local/share/fonts
if [ ! -d $LOCALDIR ]; then
  if mkdir $LOCALDIR 2>/dev/null ; then
    chmod 2775 $LOCALDIR
    chown root:staff $LOCALDIR
  fi
fi

#DEBHELPER#