Shell CHM file handler using Archmage

CHM viewer

#!/bin/sh
#by M Rawash <mrawash@gmail.com>
#requires archmage

[[ $BROWSER ]] || BROWSER='w3m -F'

if test "$1" = "-l"; then
    shift
    PORT=$((10000+$RANDOM))
    archmage -p $PORT "$@" &
    sleep 2
    $BROWSER "http://localhost:$PORT"
    wait
    exit 0
elif test "$1" = "-t"; then
    shift
    TMPDIR="/tmp/archmage_${@}"
    archmage "$@" "${TMPDIR}"
    $BROWSER "${TMPDIR}/index.html"
    exit 0
elif test "$1" = "-e"; then
    shift
    archmage "$@"
    exit 0
elif test "$1" = "-ct"; then
    shift
    archmage -c text "$@"
    exit 0
elif test "$1" = "-ch"; then
    #requires htmldoc
    #FIXME
    shift
    archmage -c html "$@"
    exit 0
elif test "$1" = "-cp"; then
    #requires htmldoc
    #FIXME
    shift
    archmage -c pdf "$@"
    exit 0
elif test "$#" -gt 2; then
    echo "Invalid argument(s)"
    exit 1
else
    #requires w3m
    archmage -d "$@" | w3m -T text/html
fi