Generate Wifi QR on terminal after asking for SSID and PASSWORD

wifi_qr.sh

#!/bin/bash

# Generate Wifi QR on terminal after asking for SSID and PASSWORD
# 2020-07-11 luismrsilva

# Show SVG (needs X)
# qrencode -t svg -o /dev/fd/1 -s 10 | display /dev/fd/0

# Show on terminal
# qrencode -t ANSI

read -p "SSID: " SSID

read -p "PASS: " PASS

read -p "Hidden? (Y/N) " -n 1 -r IS_HIDDEN
echo
if [[ $IS_HIDDEN =~ ^[Yy]$ ]]; then
	HIDDEN="H:true;"
else
	HIDDEN=""
fi

echo "Assuming WPA auth."

# https://github.com/zxing/zxing/wiki/Barcode-Contents#wi-fi-network-config-android-ios-11
echo "WIFI:S:${SSID};T:WPA;P:\"${PASS}\";${HIDDEN}" | qrencode -t ANSI