ubuntu-based-kiosk/provision/files/openbox/autostart

#!/bin/bash

# Mirror any connected external display (e.g. HDMI-out to a monitor/TV) onto
# the primary display, forcing it to the primary's exact resolution.
/usr/local/bin/kiosk-mirror-display.sh

# AGGRESSIVE DPMS disable - multiple methods
xset s off
xset s noblank
xset -dpms
xset s 0 0
xset dpms 0 0 0
xset dpms force on

# Keep screen on forever - watchdog (schedule-aware)
(
  while true; do
    sleep 300  # Every 5 minutes

    # Check if display schedule is active
    schedule_active=false
    if systemctl is-active --quiet kiosk-display-off.timer && systemctl is-active --quiet kiosk-display-on.timer; then
      # Get display off and on times from systemd timers
      doff=$(systemctl cat kiosk-display-off.timer 2>/dev/null | grep "^OnCalendar=" | sed 's/.*\*-\*-\* //' | sed 's/:00$//')
      don=$(systemctl cat kiosk-display-on.timer 2>/dev/null | grep "^OnCalendar=" | sed 's/.*\*-\*-\* //' | sed 's/:00$//')

      if [ -n "$doff" ] && [ -n "$don" ]; then
        # Get current time in HH:MM format
        current_time=$(date +%H:%M)

        # Convert times to minutes since midnight for comparison
        # Using 10# prefix to force decimal interpretation (fixes octal bug for 08:xx and 09:xx times)
        current_mins=$(( 10#$(date +%H) * 60 + 10#$(date +%M) ))
        off_mins=$(( 10#$(echo "$doff" | cut -d: -f1) * 60 + 10#$(echo "$doff" | cut -d: -f2) ))
        on_mins=$(( 10#$(echo "$don" | cut -d: -f1) * 60 + 10#$(echo "$don" | cut -d: -f2) ))

        # Check if we're in the "display off" window
        if [ "$off_mins" -lt "$on_mins" ]; then
          # Normal case: off time is before on time (e.g., 22:00 to 06:00 next day)
          if [ "$current_mins" -ge "$off_mins" ] && [ "$current_mins" -lt "$on_mins" ]; then
            schedule_active=true
          fi
        else
          # Overnight case: off time is after on time (e.g., 06:00 to 22:00)
          if [ "$current_mins" -ge "$off_mins" ] || [ "$current_mins" -lt "$on_mins" ]; then
            schedule_active=true
          fi
        fi
      fi
    fi

    # Only force display on if NOT in scheduled off period
    if [ "$schedule_active" = "false" ]; then
      xset s reset 2>/dev/null
      xset dpms force on 2>/dev/null
    fi
  done
) &

# Start PipeWire user services
systemctl --user start pipewire pipewire-pulse wireplumber
sleep 3

# Wait for PipeWire to be ready
for i in {1..15}; do
    pactl info >/dev/null 2>&1 && break
    sleep 1
done

# Wait for ALSA devices
for i in {1..10}; do
    pactl list sinks short | grep -q alsa && break
    sleep 1
done

# Route audio to HDMI if an external display is connected/mirrored, else built-in
/usr/local/bin/kiosk-audio-route.sh

# Set audio levels (speakers 100%, mic 100%, mic unmuted)
pactl set-sink-volume @DEFAULT_SINK@ 100%
pactl set-source-volume @DEFAULT_SOURCE@ 100%
pactl set-source-mute @DEFAULT_SOURCE@ 0

# Audio watchdog - checks every 30 seconds (quiet hours aware)
(
  while true; do
    sleep 30

    # Check if quiet hours is active
    quiet_active=false
    if systemctl is-active --quiet kiosk-quiet-start.timer && systemctl is-active --quiet kiosk-quiet-end.timer; then
      # Get quiet hours start and end times from systemd timers
      qstart=$(systemctl cat kiosk-quiet-start.timer 2>/dev/null | grep "^OnCalendar=" | sed 's/.*\*-\*-\* //' | sed 's/:00$//')
      qend=$(systemctl cat kiosk-quiet-end.timer 2>/dev/null | grep "^OnCalendar=" | sed 's/.*\*-\*-\* //' | sed 's/:00$//')

      if [ -n "$qstart" ] && [ -n "$qend" ]; then
        # Convert times to minutes since midnight for comparison
        # Using 10# prefix to force decimal interpretation (fixes octal bug for 08:xx and 09:xx times)
        current_mins=$(( 10#$(date +%H) * 60 + 10#$(date +%M) ))
        start_mins=$(( 10#$(echo "$qstart" | cut -d: -f1) * 60 + 10#$(echo "$qstart" | cut -d: -f2) ))
        end_mins=$(( 10#$(echo "$qend" | cut -d: -f1) * 60 + 10#$(echo "$qend" | cut -d: -f2) ))

        # Check if we're in quiet hours window
        if [ "$start_mins" -lt "$end_mins" ]; then
          # Normal case: start time is before end time (e.g., 08:00 to 17:00)
          if [ "$current_mins" -ge "$start_mins" ] && [ "$current_mins" -lt "$end_mins" ]; then
            quiet_active=true
          fi
        else
          # Overnight case: start time is after end time (e.g., 22:00 to 07:00)
          if [ "$current_mins" -ge "$start_mins" ] || [ "$current_mins" -lt "$end_mins" ]; then
            quiet_active=true
          fi
        fi
      fi
    fi

    # Check if PipeWire is running
    if ! pactl info >/dev/null 2>&1; then
      logger "KIOSK: Audio dead, restarting PipeWire"
      systemctl --user restart pipewire pipewire-pulse wireplumber
      sleep 5
      # Only restore audio levels if NOT in quiet hours
      if [ "$quiet_active" = "false" ]; then
        pactl set-sink-volume @DEFAULT_SINK@ 100%
        pactl set-source-volume @DEFAULT_SOURCE@ 100%
        pactl set-source-mute @DEFAULT_SOURCE@ 0
      fi
    fi

  done
) &

# Other services
unclutter -idle 0.1 -root &
XDG_RUNTIME_DIR=/run/user/$(id -u) xbindkeys &

# Create boot flag for password requirement on boot
touch /home/kiosk/kiosk-app/.boot-flag

# Start kiosk app AFTER audio is ready
sleep 2
/home/kiosk/kiosk-app/start.sh &