Script to toggle wifi card on a mac

wifi_toggle.sh

#!/usr/bin/env bash
# ------------------------------------------------------------------------------
# Description
# -----------
#
#   Simple script to toggle wifi on and off on a mac.
#   It doesn't take many interfaces into account.
#
# ------------------------------------------------------------------------------
# Author
# -------
#
#  * Farfanoide (https://github.com/farfanoide)
#
# ------------------------------------------------------------------------------

_cut_and_clean() { cut -d: -f 2 | tr -d ' ' ;}
_get_device()    { grep -i wi-fi -2 | grep -i device | _cut_and_clean ;}

wifi_interface=$(networksetup -listallhardwareports  | _get_device)
wifi_status=$(networksetup -getairportpower $wifi_interface | _cut_and_clean)

[ "$wifi_status" = "Off" ] && status="On" || status="Off"

networksetup -setairportpower $wifi_interface $status && echo "Wi-Fi: ${status}"