openipc qrcode scan demo

gistfile1.txt

#!/bin/sh

#PHONE DISPLAY SHOULD BE SET TO LOWEST BRIGHTNESS FOR QRSCAN TO WORK PROPERLY

CURL_BIN=$(which curl)
QRSCAN_BIN=$(which qrscan)

#Enable night mode for improved scanning
$CURL_BIN -s http://127.0.0.1/night/on

scan_loop() {
    local INTERVAL=0.5  # Interval for each QR scan attempt
    local COUNTER=0   # Counter to keep track of time since last play_intro

    play_intro
    
    while :; do
        $CURL_BIN -s -o /tmp/img.jpg http://127.0.0.1/image.jpg
        QR_OUTPUT=$($QRSCAN_BIN -p /tmp/img.jpg)

        if [ -n "$QR_OUTPUT" ] && echo "$QR_OUTPUT" | grep -q "ERROR"; then
            echo "Scan failed, please try again"
        elif [ -n "$QR_OUTPUT" ] && echo "$QR_OUTPUT" | grep -q "WIFI"; then
            # If Z: is present, extract the timezone
            if echo "$QR_OUTPUT" | grep -q "Z:"; then
                TZ=$(echo "$QR_OUTPUT" | awk -F'Z:' '{print $2}' | awk -F';' '{print $1}')
            fi
            # QR Code scanned OK
            break
        fi

        # Increment counter
        COUNTER=$(echo "$COUNTER + $INTERVAL" | bc)
        sleep $INTERVAL

        # Check if it's time to play the intro again
        if [ $(echo "$COUNTER >= 5" | bc) -eq 1 ]; then
            play_intro
            COUNTER=0
        fi
    done

    PARSED_OUTPUT=$(qrparse $(echo "$QR_OUTPUT" | head -1))
    SSID=$(echo "$PARSED_OUTPUT" | awk -F' = ' '/SSID/ {print $2}')
    PASSWORD=$(echo "$PARSED_OUTPUT" | awk -F' = ' '/Password/ {print $2}')
    fw_setenv wlanssid $SSID
    fw_setenv wlanpass $PASSWORD
    fw_setenv timezone $TZ
}

play_intro() {
    echo "Waiting for QR Code"
    #/usr/sbin/playonspeaker.sh -f wait_qr.wav
}

scan_ok() {
    echo "QR Code scanned"
    #/usr/sbin/playonspeaker.sh -f qr_ok.wav
    $CURL_BIN -s http://127.0.0.1/night/off
    rm -f /tmp/img.jpg
}

# Invoke the scan_loop function
scan_loop
scan_ok