Sophos postinstall script

#!/bin/bash

LOGGER="/usr/bin/logger"

# Determine working directory
install_dir=`dirname $0`

# Uninstall existing copy of Sophos 8.x by checking for the
# Sophos Antivirus uninstaller package in /Library/Sophos Anti-Virus.
# If present, the uninstallation process is run.

if [ -d "/Library/Sophos Anti-Virus/Remove Sophos Anti-Virus.pkg" ]; then
    ${LOGGER} "Sophos AV present on Mac. Uninstalling before installing new copy."
    /usr/sbin/installer -pkg "/Library/Sophos Anti-Virus/Remove Sophos Anti-Virus.pkg" -target /
elif [ -d "/Library/Application Support/Sophos Anti-Virus/Remove Sophos Anti-Virus.pkg" ]; then
    ${LOGGER} "Sophos AV present on Mac. Uninstalling before installing new copy."
    /usr/sbin/installer -pkg "/Library/Application Support/Sophos Anti-Virus/Remove Sophos Anti-Virus.pkg" -target /
else
    ${LOGGER} "Sophos Anti-Virus 8.x Uninstaller Not Present"
fi

# Uninstall existing copy of Sophos 9.x by checking for the InstallationDeployer application
# in /Library/Application Support/Sophos/he/Installer.app/Contents/MacOS. If present, the
# uninstallation process is run.

if [[ -f "/Library/Application Support/Sophos/he/Installer.app/Contents/MacOS/InstallationDeployer" ]]; then
    ${LOGGER} "Sophos AV Home Edition present on Mac. Uninstalling before installing new copy."
    "/Library/Application Support/Sophos/he/Installer.app/Contents/MacOS/InstallationDeployer" --remove
else
    ${LOGGER} "Sophos Anti-Virus 9.x Home Edition Uninstaller Not Present"
fi

if [[ -f "/Library/Application Support/Sophos/opm-sa/Installer.app/Contents/MacOS/InstallationDeployer" ]]; then
    ${LOGGER} "Sophos AV present on Mac. Uninstalling before installing new copy."
    "/Library/Application Support/Sophos/opm-sa/Installer.app/Contents/MacOS/InstallationDeployer" --remove
elif [[ -f "/Library/Application Support/Sophos/opm-sa-installer/Installer.app/Contents/MacOS/InstallationDeployer" ]]; then
    ${LOGGER} "Sophos AV present on Mac. Uninstalling before installing new copy."
    "/Library/Application Support/Sophos/opm-sa-installer/Installer.app/Contents/MacOS/InstallationDeployer" --remove
else
   ${LOGGER} "Sophos Anti-Virus 9.x Standalone Uninstaller Not Present"
fi

# Install Sophos Anti-Virus 9.x

if [ -e $install_dir/"Sophos Anti-Virus Home Edition.app/Contents/MacOS/InstallationDeployer" ]; then
    ${LOGGER} "Installing Sophos Anti-Virus Home Edition"
    $install_dir/"Sophos Anti-Virus Home Edition.app/Contents/MacOS/InstallationDeployer" --install
else
    if [ -e $install_dir/"Sophos Installer.app/Contents/MacOS/InstallationDeployer" ]; then
        ${LOGGER} "Installing Sophos Anti-Virus 9"
        $install_dir/"Sophos Installer.app/Contents/MacOS/InstallationDeployer" --install
    fi
fi

exit 0