# Frontend to convert a docbook file into something else
# Send any comments to Eric Bischoff <eric@caldera.de>
# This program is under GPL license. See LICENSE file for details.

case "$1" in
# Give the location of the centralized catalog
# First try the one with a version matching the version that is indicated in the document
  centralized-catalog)
	if [ -n "$SGML_NORM" ]; then
	  SGML_NORM_OPTS='-d'
	else
	  SGML_NORM=cat
	  SGML_NORM_OPTS=
	fi
	SGML_VERSION=`"$SGML_NORM" $SGML_NORM_OPTS -- "$SGML_FILE" 2>/dev/null |
			grep -i '<!DOCTYPE' |
			head -n 1 |
			sed 's/^.*DocBook\( XML\)\? V\([0-9][\.0-9]*\).*$/\2/'`
	SGML_CATALOG=
	for f in "${SGML_CATALOGS_DIR}/${SGML_XML}-docbook-${SGML_VERSION}"*".cat"
	do 
	  if [ -f "$f" ]
	  then
	    SGML_CATALOG=$f
	    break
	  fi
	done
	if [ -z "$SGML_CATALOG" ]
	then
	  if [ "${SGML_XML}" != "sgml" ]
	  then SGML_CATALOG=${SGML_CATALOGS_DIR}/${SGML_XML}-docbook.cat
	  else SGML_CATALOG=${SGML_CATALOGS_DIR}/catalog
	  fi
	fi
	echo "$SGML_CATALOG"
	;;
# Find a stylesheet on the model "html/docbook.dsl" or "print/docbook.dsl"
  style-sheet)
	case $SGML_STYLESHEET in
	  default)
	    echo "${SGML_BASE_DIR}/docbook/utils-@VERSION@/docbook-utils.dsl#${SGML_TYPE}"
	    ;;
	  none)
	    find $SGML_BASE_DIR -name docbook.dsl | grep "$SGML_TYPE/docbook.dsl" | awk '{print $1}'
	    ;;
	esac
        ;;
  *)    exit 1
	;;
esac

exit 0