#!/bin/sh -e

SYSCONFDIR='<%= node['apache']['dir'] %>'

if [ -z $1 ]; then
  echo 'Which module would you like to enable?'
  echo -n 'Your choices are: '
  ls $SYSCONFDIR/mods-available/*.load | \
    sed -e "s,$SYSCONFDIR/mods-available/,,g" | \
    sed -e 's/\.load$//g;' | xargs echo
  echo -n 'Module name? '
  read MODNAME
else
  MODNAME=$1
fi

#figure out if we're on a prefork or threaded mpm
if [ -x /usr/sbin/apache2 ]; then
  PREFORK=`/usr/sbin/apache2 -l | grep prefork || true`
fi

if [ -e $SYSCONFDIR/mods-enabled/$MODNAME.load \
     -a -e $SYSCONFDIR/mods-enabled/$MODNAME.conf ]; then
  echo 'This module is already enabled!'
  exit 0
fi

if ! [ -e $SYSCONFDIR/mods-available/$MODNAME.load ]; then
  echo 'This module does not exist!'
  exit 1
fi

for i in conf load; do
if [ -e $SYSCONFDIR/mods-available/$MODNAME.$i \
     -a ! -e $SYSCONFDIR/mods-enabled/$MODNAME.$i ]; then
  ln -sf $SYSCONFDIR/mods-available/$MODNAME.$i $SYSCONFDIR/mods-enabled/$MODNAME.$i
  fi
done

echo "Module $MODNAME installed; reload apache to enable."