post_install() {

if [ -d /etc/chromium-browser ]; then

  if [[ $(cat /etc/chromium-browser/default) == *ppapi* ]]; then
    : # do nothing
  else
    sed -i '/CHROMIUM_FLAGS/s|"$| --ppapi-flash-path=/usr/lib/PepperFlash/libpepflashplayer.so --ppapi-flash-version=11.3.31.103"|' /etc/chromium-browser/default
  fi

else

  if [[ $(cat /etc/chromium/default) == *ppapi* ]]; then
    : # do nothing
  else
    sed -i '/CHROMIUM_FLAGS/s|"$| --ppapi-flash-path=/usr/lib/PepperFlash/libpepflashplayer.so --ppapi-flash-version=11.3.31.103"|' /etc/chromium/default
  fi

fi

instructions
}

post_upgrade()
{
if [ -d /etc/chromium-browser ]; then

  sed -i "s/ppapi-flash-version=.*[0-9]/ppapi-flash-version=11.3.31.103/g" /etc/chromium-browser/default

else

  sed -i "s/ppapi-flash-version=.*[0-9]/ppapi-flash-version=11.3.31.103/g" /etc/chromium/default

fi
}

post_remove() {
if [ -d /etc/chromium-browser ]; then

  if [ -f /etc/chromium-browser/default ]; then
    sed -i 's| --ppapi-flash-path=/usr/lib/PepperFlash/libpepflashplayer.so --ppapi-flash-version=1.*[0-999]||' /etc/chromium-browser/default
  else
    : # do nothing
  fi

else

  if [ -f /etc/chromium/default ]; then
    sed -i 's| --ppapi-flash-path=/usr/lib/PepperFlash/libpepflashplayer.so --ppapi-flash-version=1.*[0-999]||' /etc/chromium/default
  else
    : # do nothing
  fi

fi
}

instructions() {
  /bin/cat << EOF

Disable all other flash plugins:
Type chrome://plugins/ in the address bar and press Enter
Click on Details button on the top right
Click on Disable near all the Flash plugins except the first one

EOF
}