remove-O365.sh

#!/usr/bin/env bash
#
# Remove Microsoft Office 2016 from macOS
# Store file in a place that is readable by all users

export LOG_FILE="/Library/Logs/Microsoft/uninstall.log"
export TODAY=$(date +"%Y-%m-%d")
export RED='\033[0;31m'
export GREEN='\033[0;32m'
export YELLOW='\033[0;33m'
export NC='\033[0;0m'

backup() {
    if [[ -e "${1}" ]]; then
        cp "${1}" "${1}.${TODAY}.bak"
        if [[ -e "${1}.${TODAY}.bak" ]]; then
            printlog $(printf "${GREEN}Backup of '%s' succeeded.${NC}\n" "${1}")
            return 0
        else
            printlog $(printf "${RED}Backup of '%s' failed.${NC}\n" "${1}")
            return 1
        fi
    else
        printlog $(printf "${YELLOW}'%s' does not exist. Skipping.${NC}\n" "${1}")
        return 0
    fi
}

printlog() {
    logger -is -p local3.info -t O2016UNINSTALL "$*"
}

remove() {
    if [[ -e "${1}" ]]; then
        rm -Rf "${1}"
        if [[ -e "${1}" ]]; then
            printlog $(printf "${RED}Removal of '%s' failed.${NC}\n" "${1}")
            return 1
        else
            printlog $(printf "${GREEN}Removal of '%s' succeeded.${NC}\n" "${1}")
            return 0
        fi
    else
        printlog $(printf "${YELLOW}'%s' does not exist. Skipping.${NC}\n" "${1}")
        return 0
    fi
}

userIteration() {
    for ITERATED_USER in $(dscl . list /Users UniqueID | awk '$2 >= 500 {print $1}'); do
        su $ITERATED_USER -c "$*"
    done
}

# Export functions to make accesible to userIteration

export -f backup
export -f printlog
export -f remove

# Check that script is running as root

if ! [ $(id -u) = 0 ]; then
   printf "Must be run as root.\n"
   exit 1
fi

# Change directory to avoid ugly errors

cd $(dirname $(realpath $0))

# Check that $LOG_FILE exists; create if not.

if [[ -e $LOG_FILE ]]; then
    continue
else
    if [[ -d $(dirname $LOG_FILE) ]]; then
        touch $LOG_FILE
    else
        mkdir -p $(dirname $LOG_FILE)
        touch $LOG_FILE
    fi
fi

# Remove Application Bundles

remove "/Applications/Microsoft Excel.app"
remove "/Applications/Microsoft OneNote.app"
remove "/Applications/Microsoft Outlook.app"
remove "/Applications/Microsoft PowerPoint.app"
remove "/Applications/Microsoft Word.app"

# Remove supporting files from Library

remove "/Library/LaunchDaemons/com.microsoft.office.licensingV2.helper.plist"
remove "/Library/LaunchDaemons/com.microsoft.autoupdate.helper.plist"
remove "/Library/PrivilegedHelperTools/com.microsoft.office.licensingV2.helper"
remove "/Library/PrivilegedHelperTools/com.microsoft.autoupdate.helper"
remove "/Library/Preferences/com.microsoft.office.licensingV2.plist"

# Remove supporting files from user libraries

userIteration 'remove $HOME/Library/Containers/com.microsoft.errorreporting'
userIteration 'remove $HOME/Library/Containers/com.microsoft.Excel'
userIteration 'remove $HOME/Library/Containers/com.microsoft.netlib.shipassertprocess'
userIteration 'remove $HOME/Library/Containers/com.microsoft.Office365ServiceV2'
userIteration 'remove $HOME/Library/Containers/com.microsoft.Outlook'
userIteration 'remove $HOME/Library/Containers/com.microsoft.Powerpoint'
userIteration 'remove $HOME/Library/Containers/com.microsoft.RMS-XPCService'
userIteration 'remove $HOME/Library/Containers/com.microsoft.Word'
userIteration 'remove $HOME/Library/Containers/com.microsoft.onenote.mac'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.ms'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.Office'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.OfficeOsfWebHost'

# Remove any perpetual or volume license

backup "/Library/Preferences/com.microsoft.office.licensingV2.plist"
remove "/Library/Preferences/com.microsoft.office.licensingV2.plist"

# Remove supporting files from user library group containers

userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.Office/com.microsoft.Office365.plist'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.Office/com.microsoft.e0E2OUQxNUY1LTAxOUQtNDQwNS04QkJELTAxQTI5M0JBOTk4O.plist'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.Office/e0E2OUQxNUY1LTAxOUQtNDQwNS04QkJELTAxQTI5M0JBOTk4O'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.Office/com.microsoft.Office365V2.plist'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.Office/com.microsoft.O4kTOBJ0M5ITQxATLEJkQ40SNwQDNtQUOxATL1YUNxQUO2E0e.plist'
userIteration 'remove $HOME/Library/Group Containers/UBF8T346G9.Office/O4kTOBJ0M5ITQxATLEJkQ40SNwQDNtQUOxATL1YUNxQUO2E0e'

# Remove any keychain entries for Office

userIteration '/usr/bin/security delete-internet-password -s "msoCredentialSchemeADAL"'
userIteration '/usr/bin/security delete-internet-password -s "msoCredentialSchemeLiveId"'
userIteration '/usr/bin/security delete-generic-password -l "Microsoft Office Identities Settings 2"'
userIteration '/usr/bin/security delete-generic-password -l "Microsoft Office Identities Cache 2"'

# Remove the "Belongs To" information

userIteration '/usr/bin/defaults delete com.microsoft.office OfficeActivationEmailAddress'

# Reset the first run experience for each licensed app

userIteration '/usr/bin/defaults write com.microsoft.Word kSubUIAppCompletedFirstRunSetup1507 -bool FALSE'
userIteration '/usr/bin/defaults write com.microsoft.Excel kSubUIAppCompletedFirstRunSetup1507 -bool FALSE'
userIteration '/usr/bin/defaults write com.microsoft.Powerpoint kSubUIAppCompletedFirstRunSetup1507 -bool FALSE'
userIteration '/usr/bin/defaults write com.microsoft.Outlook FirstRunExperienceCompletedO15 -bool FALSE'

# Restart the CFPreferences daemon to ensure that all caches are flushed

/usr/bin/killall cfprefsd