#!/bin/sh

if grep -q speakup /proc/cmdline; then
	exit
fi

# Create '/dev/(soft)synth' if not present
(cd /dev
if [ ! -c /dev/softsynth ]; then
	mknod softsynth c 10 26
fi
if [ ! -c /dev/synth ]; then
	mknod synth c 10 25
fi
)

# Load the software synthesizer
echo "soft" > /sys/accessibility/speakup/synth

sleep 1

# Permissions
chmod 666 /sys/accessibility/speakup/soft/*
echo 1 > /sys/accessibility/speakup/soft/direct

if [ "$LANG" = "" ]; then
. /etc/profile.d/lang.sh
fi

# Starts/stops/restart espeakup
set_voice () {
	lang=`echo $LANG | sed 's/_.*//'`
	country=`echo $LANG | sed 's/.*_//;s/\..*//;s/@.*//' | tr A-Z a-z`
	if [ "$lang" = gl ]; then
		# Not supported by espeak yet, but pt should be fine enough, better
		# than English anyway
		# Comment above from Debian. We don't propose gv in Slint yet, but
		# maybe later ?
		lang=pt
	fi
	
	if grep -qr "^language $lang-$country$" /usr/share/espeak-ng-data/lang; then
		VOICE="$lang-$country"
	elif grep -qr "^language $lang$" /usr/share/espeak-ng-data/lang; then
		VOICE="$lang"
	else
		VOICE=en
	fi
	echo $VOICE > /tmp/espeakup_default_voice
}
set_voice
DEFAULTVOICE=$(cat /tmp/espeakup_default_voice)
rm /tmp/espeakup_default_voice
espeakup_start() {
	[ "$LANG" = "" ] && . /etc/profile.d/lang.sh
	if [ -f /etc/espeakup.conf ]; then
		. /etc/espeakup.conf
		if [ ! "$rate" = "" ]; then
			echo $rate > /sys/accessibility/speakup/soft/rate
		else
			echo 2 > /sys/accessibility/speakup/soft/rate
		fi
		if [ ! "$vol" = "" ]; then
			echo $vol > /sys/accessibility/speakup/soft/vol
		else
			echo 4 > /sys/accessibility/speakup/soft/vol
		fi
		if [ ! "$pitch" = "" ]; then
			echo $pitch > /sys/accessibility/speakup/soft/pitch
		else
			echo 4 > /sys/accessibility/speakup/soft/pitch
		fi
		if [ "$voice" = "" ]; then
			voice=$DEFAULTVOICE
		fi
		if [ "$ALSA_CARD" = "" ]; then
			ALSA_CARD=0
		fi
	else
		voice=$DEFAULTVOICE
		echo 2 > /sys/accessibility/speakup/soft/rate
		echo 4 > /sys/accessibility/speakup/soft/vol
		echo 3 > /sys/accessibility/speakup/soft/pitch
		ALSA_CARD=0
	fi
	if [ ! "`ps -C espeakup --noheaders|wc -l`" = "0" ]; then
		echo "espeakup is already started."
		espeakup_status
		exit
	fi
	if [ -x /usr/bin/espeakup ]; then
		echo "Starting espeakup"
		ALSA_CARD=$ALSA_CARD /usr/bin/espeakup -V $voice
	else
		echo "/usr/bin/espeakup not found or non executable"
	fi
}

espeakup_stop() {
  NBPROC="`ps -C espeakup --noheaders|wc -l`"
  if [ ! "$NBPROC" = "0" ]; then
    sleep 1
    PID="`ps -C espeakup --noheaders -o pid`"
    kill -s 9 $PID
    # Restore the defaults
    echo 2 > /sys/accessibility/speakup/soft/rate
    echo 5 > /sys/accessibility/speakup/soft/vol
    echo 3 > /sys/accessibility/speakup/soft/pitch
  fi
}

espeakup_restart() {
    espeakup_stop
    sleep 2
    espeakup_start
}

espeakup_status() {
  NBPROC="`ps -C espeakup --noheaders|wc -l`"
  if [ "$NBPROC" = "0" ]; then
    echo "espeakup is not started" 
  elif [ "$NBPROC" = "1" ]; then
    echo "An espeakup daemon is running, PID: `ps -C espeakup --no-headers -o pid`"
  else
    ps -C espeakup -o pid,args
  fi
}

case "$1" in
    start)
	    espeakup_start;;
    stop)
		espeakup_stop;;
    restart)
		espeakup_restart;;
    status)
		espeakup_status;;
    *)
        echo "Usage: $0 {start|stop|restart|status}";;
esac