#!/bin/bash
# generic kiosk mode launcher

. /opt/openslx/config

export PATH="$PATH:/opt/openslx/sbin:/opt/openslx/bin"

[ -z "$SLX_BROWSER_URL" ] && exit 1

. /opt/openslx/bin/slx-tools

# disable power management features
xset s off
xset -dpms

# start openbox window manager
openbox --config-file "/etc/xdg/openbox/rc.xml.kiosk" &

# move the mouse away
xdotool mousemove 20000 20000

if [ -z "$SLX_BROWSER_INTERACTIVE" ]; then
	# swallow keyboard shortcuts of chromium
	xbindkeys -f /opt/openslx/lightdm/xbindkeys-kiosk.rc &
else
	# volume controls only
	xbindkeys -f /opt/openslx/lightdm/xbindkeys-kiosk-interactive.rc &
fi

# Remember list of jobs running the background, so we can clean up
# any mess left around by failed attempts below
#
#### Don't fork anything into background after this point
# Convert \n to spaces using echo
declare -rg BASE_JOBS="$( echo $(jobs -p) )"

kill_jobs() {
	local j
	for j in $(jobs -p); do
		# Was already running before? Skip
		[[ " $BASE_JOBS " == *" $j "* ]] && continue
		kill "$j"
	done
}

# try specific browser first, if any
for browser in $SLX_BROWSER; do
	[[ "$browser" =~ ^[a-zA-Z0-9_.\-]+$ ]] || continue
	for file in "$0".d/*"$browser"*; do
		[ -f "$file" ] || continue
		. "$file" || slxlog "kiosk-launch" "Failed to source '$file'."
		kill_jobs
	done
done
# still here...
# try anything
for file in "$0".d/*; do
	[ -f "$file" ] || continue
	. "$file" || slxlog "kiosk-launch" "Failed to source '$file'."
	kill_jobs
done

# should not come to this point as above sources should
# exec away
slxlog --sync "kiosk-launch" "No kiosk browser configured/available!"
exit 1