#!/bin/sh
#
# Generate the keymap-actions.txt and keymap-defaults.txt for elinkskeys(5)
# manpage.
#
# Copyright (c) Jonas Fonseca <fonseca@diku.dk>, 2005-2006
#

KBDBIND=$1
CONFIGDIR=$(dirname "$KBDBIND")
OUTPUT=$2

test -d "$CONFIGDIR" || exit

print_title()
{
	echo
	echo "$1" | tr 'a-z' 'A-Z'
	echo "$1" | sed 's/[^~]/~/g'
	echo
}

print_keymap_actions()
{
	keymap="$1"

	print_title "$keymap ACTIONS"

	echo 'ifdef::backend-xhtml11[]'
	echo '`----------------------------------`----------------------------------------------------------------------------'
	echo 'Action                             Description'
	echo '----------------------------------------------------------------------------------------------------------------'
	#     open-link-in-new-tab-in-background
	echo 'endif::backend-xhtml11[]'

	grep ACTION_ "$CONFIGDIR/actions-$keymap.inc" \
	| while read entry;
	do
		action=$(echo "$entry" | sed 's/ACTION_([^,]*, "\([^"]*\)".*/\1/')
		caption=$(echo "$entry" | sed 's/.*N__("\(.*\)").*/\1/')

		[ "$action" = "none" ] && continue
		[ "$action" = " *scripting-function*" ] && continue

		echo 'ifdef::backend-docbook[]'
		echo "$action::"
		echo "	$caption."
		echo
		echo 'endif::backend-docbook[]'
		echo 'ifdef::backend-xhtml11[]'
		printf "%-34s %s\n" "$action" "$caption"
		echo 'endif::backend-xhtml11[]'
	done

	echo 'ifdef::backend-xhtml11[]'
	echo '---------------------------------------------------------------------------------------------------------------'
	echo 'endif::backend-xhtml11[]'                                                                                      	
}

print_keymap_defaults()
{
	keymap="$1"
	KEYMAP=$(echo $1 | tr '[a-z]' '[A-Z]')

	print_title "$keymap KEYS"

	echo 'ifdef::backend-xhtml11[]'
	echo '`-----------`-------------------------------------------------------------------------------'
	echo 'Key         Description (Action)'
	echo '--------------------------------------------------------------------------------------------'
	#     Ctrl-Insert
	echo 'endif::backend-xhtml11[]'

	grep ACT_$KEYMAP $KBDBIND | grep '^[[:space:]]{' | grep -v '{ "' \
	| while read entry
	do
		entry=$(echo "$entry" | sed 's/.*{ { //')
		key=$(echo "$entry" | sed -E "s/(KBD_[^,]*|'.*'),.*/\1/")
		action=$(echo "$entry" | sed "s/.*,.*\(ACT_$KEYMAP\)_\([A-Z_]*\).*/\2/")
		# If there are backslashed quotes, remove the backslashes.
		# (This is not needed in print_keymap_actions because
		# there the "read" command consumes the backslashes.)
		action=$(grep " $action," "$CONFIGDIR/actions-$keymap.inc" \
			| sed "s/.*\"\([^\"]*\)\".*N__(\"\(.*\)\").*/\2 ('\1')/;s/\\\\\"/\"/g")
		q=

		case "$key" in
		KBD_*)
			key=$(grep $key $KBDBIND \
			    | grep '^[[:space:]]{ "' \
			    | sed 's/.*"\([^"]*\)".*/\1/')
			;;
		"' '")
			key="Space"
			;;
		*)
			key=$(echo "$key" | sed "s/^'\(.*\)'$/\1/" \
			    | sed "s/'/{squote}/")
			q='"'
			;;
		esac

		case "$entry" in
		*KBD_MOD_ALT*) 	 modifier="Alt-"   ;;
		*KBD_MOD_CTRL*)	 modifier="Ctrl-"  ;;
		*KBD_MOD_SHIFT*) modifier="Shift-" ;;
		*)		 modifier=""	   ;;
		esac

		echo 'ifdef::backend-docbook[]'
		echo "'$modifier$q$key$q'::"
		echo "	$action"
		echo
		echo 'endif::backend-docbook[]'
		echo 'ifdef::backend-xhtml11[]'
		printf "%-11s %s\n" "$modifier$key" "$action"
		echo 'endif::backend-xhtml11[]'
	done

	echo 'ifdef::backend-xhtml11[]'
	echo '--------------------------------------------------------------------------------------------'
	echo 'endif::backend-xhtml11[]'

}

print_keymap_doc=

case "$OUTPUT" in
	*default*) print_keymap_doc="print_keymap_defaults" ;;
	*action*)  print_keymap_doc="print_keymap_actions" ;;
esac

$print_keymap_doc main
$print_keymap_doc edit
$print_keymap_doc menu