#!/bin/sh

# PROVIDE: sopel
# REQUIRE: LOGIN
# KEYWORD: shutdown
#
# Configuration settings for sopel in /etc/rc.conf
#
# sopel_enable (bool):	Enable sopel. (default=NO)
# sopel_piddir (str):	Directory in which to put the process ID file. (default=/var/run/sopel)
# sopel_confdir (str):	Configuration directory. (default=%%ETCDIR%%)
# sopel_flags (str):	Flags used for sopel. (default=--config-dir "${sopel_confdir}")
# sopel_script (str):	Path to sopel application. (default=%%PREFIX%%/bin/sopel)
# sopel_user (str):	User to run sopel as. (default=sopel)
# sopel_profiles (str):	List of profiles for running multiple sopel instances.
#			(default=default)
# sopel_prefix (str):	Each profile or configuration file must begin with thix prefix
#			followed by the profile name, followed by the extension .cfg,
#			such as sopel-default.cfg, sopel-libera.chat.cfg, etc.
#			(default=sopel-)
# sopel_output (str):	Send stdout and stderr to a file. If you set the logdir parameter in
#			the sopel file configuration, your best option is to send the output
#			to /dev/null. But this can be changed for debugging.
#			(default=/dev/null)

. /etc/rc.subr

name=sopel
rcvar=sopel_enable
desc="Simple, easy-to-use, open-source IRC utility bot, written in Python"
start_precmd=sopel_checkprofile
stop_precmd=sopel_checkprofile
start_cmd=sopel_start
stop_cmd=sopel_stop
restart_cmd=sopel_restart
status_cmd=sopel_status
configure_cmd=sopel_configure
extra_commands="configure status"
command_interpreter="%%PYTHON_CMD%%"

load_rc_config $name

: ${sopel_enable:=NO}
: ${sopel_piddir:=/var/run/sopel}
: ${sopel_confdir:=%%ETCDIR%%}
: ${sopel_flags=--config-dir "${sopel_confdir}"}
: ${sopel_script:=%%PREFIX%%/bin/sopel}
: ${sopel_user:=sopel}
: ${sopel_profiles:=default}
: ${sopel_prefix:=sopel-}
: ${sopel_output:=/dev/null}

sopel_checkprofile()
{
	if ! [ -f "${sopel_confdir}/${sopel_prefix}${profile}.cfg" ]; then
		echo "Sopel profile '${profile}' does not exist."
		return 1
	fi

	return 0
}

sopel_start()
{
	local profile

	profile="$1"; shift

	echo "Starting sopel profile '${profile}'." && sleep 1
        daemon \
		-o "${sopel_output}" \
		-t "${desc}" \
		-u "${sopel_user}" \
		${command_interpreter} \
		${sopel_script} start ${sopel_flags} \
			-c "${sopel_prefix}${profile}" $@
}

sopel_stop()
{
	local pid pidfile profile

	profile="$1"; shift

	pidfile="${sopel_piddir}/sopel-${sopel_prefix}${profile}.pid"
	if ! [ -f "${pidfile}" ]; then
		echo "sopel profile '${profile}' not running? (check ${sopel_piddir}/sopel-${sopel_prefix}${profile}.pid)."
		return 1
	fi

	pid=`cat ${pidfile}`

	echo "Stopping sopel profile '${profile}'."
        daemon \
		-o "${sopel_output}" \
		${command_interpreter} \
		${sopel_script} stop ${sopel_flags} \
			-c "${sopel_prefix}${profile}" $@

	wait_for_pids $pid
}

sopel_restart()
{
	local profile

	profile="$1"; shift

        run_rc_command stop "${profile}" $@
        run_rc_command start "${profile}" $@
}

sopel_status()
{
	local profile pid

	profile="$1"; shift

	pid=`check_pidfile \
		"${sopel_piddir}/sopel-${sopel_prefix}${profile}.pid" \
		"${sopel_script}" \
		"${command_interpreter}"`

	if [ -n "${pid}" ]; then
		echo "Sopel profile '${profile}' is running as pid ${pid}."
	else
		echo "Sopel profile '${profile}' is not running."
	fi
}

sopel_configure()
{
	local profile

	profile="$1"; shift

	echo "Configuring profile '${profile}'..."

	${command_interpreter} \
        ${sopel_script} configure ${sopel_flags} \
		-c "${sopel_confdir}/${sopel_prefix}${profile}" $@
}

cmd="$1"; shift
for profile in ${sopel_profiles}; do
	run_rc_command "${cmd}" "${profile}" $@
done