#!/bin/bash
# ************************************************************************* 
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# 1. Redistributions of source code must retain the above copyright notice,
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# ************************************************************************* 
#
# App::Dochazka::REST server executable
#
# -------------------------------------------------------------------------

# function definitions

function display_help {
    echo "dochazka-rest is a bash script whose job is to start"
    echo "the App::Dochazka::REST server"
    echo
    echo "It takes the following command-line options:"
    echo "  -h --help       Displays this text"
    echo "  -v --version   Display App::Dochazka::REST version number"
    echo
    echo "dochazka-rest is a wrapper for the mrest script from the"
    echo "Web::MREST distro. If you need to pass options to that"
    echo "script, put them on the end preceded by '--'"
    echo
    echo "In the following example, the -c option will be passed to mrest:"
    echo
    echo "    $ dochazka-rest -- -c"
    echo
    exit 0
}

function display_version {
    version=$(perl -e 'use App::Dochazka::REST; print $App::Dochazka::REST::VERSION;')
    echo "App::Dochazka::REST $version"
    exit 0
}

function demo_echo {
    # takes a parameter and echoes it back
    echo $1
    exit 0
}

# process command-line options

TEMP=$(getopt -o e:hv --long echo:,help,version -n 'dochazka-rest' -- "$@")

if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi

# Note the quotes around `$TEMP': they are essential!
eval set -- "$TEMP"

while true ; do
	case "$1" in
                -e|--echo) demo_echo $2 ; shift 2 ;;
		-h|--help) display_help ; shift ;;
		-v|--version) display_version ; shift ;;
		--) shift ; break ;;
		*) echo "Internal error!" ; exit 1 ;;
	esac
done

if [[ $@ ]] ; then
    echo "Passing to mrest:"
    for arg do echo '--> '"\`$arg'" ; done
fi

mrest --distro App-Dochazka-REST --module App::Dochazka::REST::Dispatch --sitedir /etc/dochazka-rest -- "$@"