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# Keep the browser running and clean between sessions in /home/webc
# hendry@webconverger.com
. "/etc/webc/functions.sh"
. "/etc/webc/webc.conf"

if test -f /etc/X11/Xresources/x11-common
then
xrdb -merge /etc/X11/Xresources/x11-common
else
logs x11 config not found
fi

wm="/usr/bin/dwm.web" # default

if test "$(cmdline_get chrome)" = neon
then
cmdline_has neonshowid && wm="/usr/bin/dwm.neon" # special version to show version/id info on top bar
neon="-neon"
update_background() { xloadimage -border black -quiet -onroot -center "$1"; }
xsetroot -solid black
else
update_background() { xloadimage -quiet -onroot -center "$1"; }
xsetroot -solid white
fi

cp /home/webc/bg-orig${neon}.png /home/webc/bg.png

if ! has_network
then
update_background /etc/webc/no-net${neon}.png
while ! has_network && ! cmdline_has debug; do
sleep 1
done
fi

cmdline_has noconfig || update_background /etc/webc/configuring${neon}.png

# if there is a network, then I don't see why /etc/webc/id should not be there
while ! test -e /etc/webc/id; do
sleep 0.25
test $SECONDS -gt 30 && break
done

# get the $webc_id
. "/etc/webc/webc.conf"
homepage="$install_qa_url" # default homepage

mkfifo "$live_config_pipe"
read answer < "$live_config_pipe" # blocking till live-config is finished
rm -f "$live_config_pipe"

xset s on
xset s blank
xset s 600
xset +dpms

for x in $(cmdline)
do
case $x in

kioskresetstation=*) # For killing the browser after a number of minutes of idleness
exec /usr/bin/kioskresetstation ${x#kioskresetstation=} &
;;

debug)
wm="/usr/bin/dwm.default" # dwm.default is the dwm default, not webc
;;

xkb=*)
koptions=$( /bin/busybox httpd -d ${x#xkb=} )
if setxkbmap $koptions; then logs "setxkbmap OK $koptions"; else logs "setxkbmap ERR $koptions"; fi
;;

# swarp=0,0 // move mouse pointer to top left of screen
swarp=*)
koptions=$( /bin/busybox httpd -d ${x#swarp=} )
swarp $(echo $koptions | sed 's/[^0-9]/ /g')
;;

# http://webconverger.org/touch_screen_calibration/
xinput=*)
option=$( /bin/busybox httpd -d ${x#xinput=} )
if eval xinput "$option"
then
logs "OK: xinput $option"
else
logs "ERROR: xinput $option"
fi
;;

# https://groups.google.com/forum/#!msg/webc-users/GlHh_SX17BM/GojceXVSazgJ
xrandr-all=*)
xoptions=$( /bin/busybox httpd -d ${x#xrandr-all=} )

logs "xrandr-all: $xoptions"

xrandr | awk '$2 ~ /^connected$/ { print $1 }' | while read output
do
xrandr --output $output $xoptions
done

;;

xrandr=*)

xoptions=$( /bin/busybox httpd -d ${x#xrandr=} )

if xrandr $xoptions
then
logs "xrandr OK $xoptions"
else
logs "xrandr ERR $xoptions"
fi

;;

noblank)
logs "noblank"
xset s off
xset -dpms
;;

blank=*)
secondstillblank=$((${x#blank=} * 60))
logs "screen will blank after $secondstillblank seconds"
xset s $secondstillblank
;;

esac
done


# disable bell
xset b 0 0

while true
do
update_background /home/webc/bg.png # bg needs to be re-rendered on rotation for example
$wm
done &

# hide the cursor by default, showcursor to override
cmdline | grep -qs showcursor || exec /usr/bin/unclutter &

# Stop (ab)users breaking the loop to restart the exited browser
trap "echo Unbreakable!" SIGINT SIGTERM

# Stuff in here gets run at every browser restart:
while true
do
for x in $(cmdline); do
case $x in
homepage=*)
homepage="$( echo ${x#homepage=} | sed 's,%20, ,g' )"
;;

bgurl=*)
bgurl="$( /bin/busybox httpd -d ${x#bgurl=} )"
# only download if newer
wget -N --timeout=5 "${bgurl}" -O /home/webc/bg.png.custom
file /home/webc/bg.png.custom | grep -qs "image data" && {
cp /home/webc/bg.png.custom /home/webc/bg.png # leave .custom around for wget
update_background /home/webc/bg.png
}
;;

install)
homepage="$install_qa_url"
;;
esac
done

mac=$( mac_address )
usbid=$( usb_serials | head -n1 )

if test -x /opt/firefox/firefox
then

xsetroot -name "$webc_version $webc_id"

if ! cmdline_has noclean
then
for d in /home/webc/{.mozilla,.adobe,.macromedia,Downloads} /tmp/webc
do
rm -rf $d
done
fi

if cmdline_has noptirun || ! pidof bumblebeed
then
logs "FF (re)start"
/opt/firefox/firefox $(echo $homepage |
sed "s,MACID,$mac,g" |
sed "s,WEBCID,$webc_id,g" |
sed "s,WEBCVERSION,$webc_version,g" |
sed "s,USBID,$usbid,g" )
else
logs "FF optirun (re)start"
optirun /opt/firefox/firefox $(echo $homepage |
sed "s,MACID,$mac,g" |
sed "s,WEBCID,$webc_id,g" |
sed "s,WEBCVERSION,$webc_version,g" |
sed "s,USBID,$usbid,g" )
fi
fi
done
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