#!/bin/sh
#
# Installs base packages for Ubuntu
# Author: Andreas Maunz
#
# Your installed packages are safe and will not be updated.
# A Java configuration is created and included in your '$OT_UI_CONF'.

. "`pwd`/utils.sh"
DIR="`pwd`"

if [ "$(id -u)" = "0" ]; then
  echo "This script must not be run as root" 1>&2
  exit 1
fi

# Utils
APTITUDE=`which aptitude`
GIT=`which git`
APT_CACHE=`which apt-cache`
DPKG=`which dpkg`

if [ ! -e $APTITUDE ]; then
  echo "Aptitude missing. Install aptitude first." 1>&2
  exit 1
fi

if [ ! -e $GIT ]; then
  echo "Git missing. Install git first." 1>&2
  exit 1
fi

# Init main file
touch "$OT_UI_CONF"

# Pkgs
packs="binutils build-essential cmake gnuplot hostname libcurl4-openssl-dev libgsl0-dev libreadline6-dev libreadline-dev libsqlite3-dev libssl-dev libyaml-dev libxml2-dev libxslt1-dev lsb-release openjdk-6-jdk psmisc pwgen raptor-utils r-base r-base-core r-base-dev sqlite3 udev wget xsltproc zlib1g-dev"

echo
echo "Base Packages:"

echo
echo "Updating index"
sudo "$APTITUDE" update -y >/dev/null 2>&1

echo
echo "Checking installation:"
pack_arr=""
for p in $packs; do
  if [ "un" != `$DPKG -l $p 2>/dev/null | tail -1 | awk -F " " '{print $1}'` ]; then
     printf "%30s%50s\n" $p Y
  else
     printf "%30s%50s\n" $p N
     pack_arr="$pack_arr $p"
  fi
done

if [ -n "$pack_arr" ]; then
  echo 
  echo "Checking availablity:"
  for p in $pack_arr; do
    if [ -n "`$APT_CACHE search $p`" ] ; then
       printf "%30s%50s\n" $p Y
    else
      printf "%30s%50s\n" $p N
      pack_fail="$pack_fail $p"
    fi
  done
fi

if [ -n "$pack_fail" ]; then
  echo 
  echo "WARNING: At least one missing package has no suitable installation candidate."
  echo "$pack_fail"
  echo "Press <Ctrl+C> to abort (5 sec)."
  sleep 5
fi

echo
if [ -n "$pack_arr" ]; then 
  echo "Installing missing packages:"
fi

for p in $pack_arr; do
  cmd="sudo $APTITUDE -y install $p" && run_cmd "$cmd" "$p"
done

if [ ! -f $JAVA_CONF ]; then

  if [ ! -d $OT_JAVA_HOME ]; then
    echo "Directory '$OT_JAVA_HOME' does not exist! Aborting..."
    exit 1
  fi

  echo 'if echo "$JAVA_HOME" | grep -v '$OT_JAVA_HOME'>/dev/null 2>&1; then export JAVA_HOME='$OT_JAVA_HOME'; fi' >> "$JAVA_CONF"
  echo 'if echo "$PATH" | grep -v '$OT_JAVA_HOME/bin'>/dev/null 2>&1; then export PATH='$OT_JAVA_HOME/bin':"$PATH"; fi' >> "$JAVA_CONF"
  echo 'if ! [ -d "$JAVA_HOME" ]; then echo "$0: JAVA_HOME is not a directory!"; fi' >> "$JAVA_CONF"

  echo "Java configuration has been stored in '$JAVA_CONF'."
  if ! grep "$JAVA_CONF" $OT_UI_CONF >/dev/null 2>&1; then
    echo '. '$JAVA_CONF >> $OT_UI_CONF
  fi
fi

if [ ! -d ~/.rbenv ]; then
  cmd="$GIT clone git://github.com/sstephenson/rbenv.git ~/.rbenv" && run_cmd "$cmd" "rbenv"
else
  echo "'rbenv' already installed. Leaving untouched."
fi

if ! grep "rbenv" $OT_UI_CONF >/dev/null 2>&1 ; then
  echo 'if ! echo "$PATH" | grep "$HOME/.rbenv/bin">/dev/null 2>&1; then export PATH="$HOME/.rbenv/bin:$PATH"; eval "$(rbenv init -)"; fi' >> $OT_UI_CONF
fi

cd "$DIR"