Shell scripts for removing preferred wireless network

disconnectfacultywifi.sh

#!/bin/bash

# Source is from mbreeden/network of github

if [ "$(/usr/sbin/networksetup -getairportnetwork en0)"="Current Wi-Fi Network: Faculty_Access" ]; then
  /usr/sbin/networksetup -removepreferredwirelessnetwork en0 "Faculty_Access"
  /usr/sbin/networksetup -setairportpower en0 off
  /usr/sbin/networksetup -setairportpower en0 on
  /usr/bin/security delete-generic-password -a "Faculty_Access" /Library/Keychains/System.keychain
  user=$(ls /Users | grep -v ".localized" | grep -v "Shared"| grep -v "Guest" | grep -v ".DS_Store" | grep -v "admin")
  keychain=$(ls /Users/$user/Library/Keychains | grep -v "login.keychain-db" | grep -v ".f" | grep -v "metadata.keychain-db")
  /bin/rm -rf /Users/$user/Library/Keychains/$keychain
else
  echo "Not Connected to Faculty_Access"
fi

exit 0