#!/bin/sh

# Installs Opentox Webservice.
# Author: Christoph Helma, Andreas Maunz, Martin Gütlein

SELF=$(basename $0 -install)
[ "`id -u`" = "0" ] && echo "This script must be run as non-root." 1>&2 && exit 1

SILENT=false
if [ -n "$1" ]
then
    if [ "$1" = "silent" ]
    then
        SILENT=true
    fi
fi

if [ $SILENT = false ]; then
  echo
  echo "Welcome to service installation (<Return> to continue)."
  read delete_me
fi

# check wd is root of service
DIR=`pwd`
if echo $DIR | grep "$SELF/bin" >/dev/null 2>&1 ; then cd ..; fi
SELF_DIR=`pwd`  


# # # Boot the script

# load base config, helper funs, environment
OT_CONFIG_DIR="$HOME/.opentox"
! [ -f "$OT_CONFIG_DIR/config/install/config.sh" ] && echo "config.sh not found." 1>&2 && exit 1 || . $OT_CONFIG_DIR/config/install/config.sh
! [ -f "$OT_PREFIX/install/utils.sh" ] && echo "utils.sh not found." 1>&2 && exit 1 || . $OT_PREFIX/install/utils.sh
[ -f $OT_CONFIG_DIR/opentox-ui.sh ] && . $OT_CONFIG_DIR/opentox-ui.sh # should have been done by user already
RUBY_DIR="$HOME/.rbenv/versions/$RUBY_NUM_VER"


# # # Install

check_utils "rbenv find"
check_log $SELF

if [ "$OT_BRANCH" = "development" ]; then
  cmd="test -d $OT_PREFIX/opentox-server" && run_cmd "$cmd" "Opentox-server"
  cmd="test -d $OT_PREFIX/opentox-client" && run_cmd "$cmd" "Opentox-client"
fi


# log directory for this service
[ -d $OT_CONFIG_DIR/config/$SELF ] || cmd="mkdir -p $OT_CONFIG_DIR/config/$SELF" && run_cmd "$cmd" "Config directory"

# Adjust ruby version here!
RUBY_NUM_VER="2.0.0-p481"

# ruby
install_ruby

# self
echo
install_with_bundler

# config
[ -f $OT_CONFIG_DIR/config/$SELF.rb ] || touch $OT_CONFIG_DIR/config/$SELF.rb
if ! cat "$OT_CONFIG_DIR/config/$SELF.rb" | grep "four_store">/dev/null 2>&1; then echo '$four_store = { :uri => "http://localhost:9088", :user => "", :password => "" }' >> $OT_CONFIG_DIR/config/$SELF.rb; fi
if ! cat "$OT_CONFIG_DIR/config/$SELF.rb" | grep "aa">/dev/null 2>&1; then echo '$aa = { :uri => nil }' >> $OT_CONFIG_DIR/config/$SELF.rb; fi
if ! cat "$OT_DEFAULT_CONF" | grep "$SELF">/dev/null 2>&1; then echo '$validation = { :uri => "http://localhost:8087/validation" }' >> $OT_DEFAULT_CONF; fi

########################################
#install redis
SELF="redis"
check_log $SELF
check_utils "grep make tar wget"
REDIS_VER="2.4.4"
REDIS_DEST="$SELF_DIR/redis-$REDIS_VER"
REDIS_SERVER_CONF="$REDIS_DEST/redis.conf"
echo
echo "Redis (log: '$LOG', dir: '$REDIS_DEST'):"
REDIS_DONE=false
mkdir "$REDIS_DEST" >/dev/null 2>&1
if [ ! -d "$REDIS_DEST" ]; then
  echo "Install directory '$REDIS_DEST' is not available! Aborting..."
  exit 1
else
  if ! rmdir "$REDIS_DEST" >/dev/null 2>&1; then # if not empty this will fail
    REDIS_DONE=true
  fi
fi
if ! $REDIS_DONE; then
  echo "vm.overcommit_memory = 1" | sudo tee -a /etc/sysctl.conf >>$LOG 2>&1
  URI="http://redis.googlecode.com/files/redis-$REDIS_VER.tar.gz"
  if ! [ -d "redis-$REDIS_VER" ]; then
    cmd="$WGET $URI" && run_cmd "$cmd" "Download"
    cmd="$TAR zxf redis-$REDIS_VER.tar.gz" && run_cmd "$cmd" "Unpack"
  fi
  cd redis-$REDIS_VER >>$LOG 2>&1
  cmd="$MAKE" && run_cmd "$cmd" "Make"
  if ! $GREP "daemonize yes" $REDIS_SERVER_CONF >>$LOG 2>&1 ; then
    echo "daemonize yes" > $REDIS_SERVER_CONF 2>$LOG
  fi
  if ! $GREP "dir `pwd`" $REDIS_SERVER_CONF >>$LOG 2>&1 ; then
    echo "dir `pwd`" >> $REDIS_SERVER_CONF 2>$LOG
  fi
  if ! $GREP "save 900 1" $REDIS_SERVER_CONF >>$LOG 2>&1 ; then
    echo "save 900 1" >> $REDIS_SERVER_CONF 2>$LOG
  fi
  if ! $GREP "port $OHM_PORT" $REDIS_SERVER_CONF >>$LOG 2>&1 ; then
    echo "port $OHM_PORT" >> $REDIS_SERVER_CONF 2>$LOG
  fi
else
  echo "redis already installed"  
fi
if [ ! -f $REDIS_CONF ]; then
  echo "if ! echo \"\$PATH\" | grep \"$REDIS_DEST\">/dev/null 2>&1; then export PATH=$REDIS_DEST/src:\$PATH; fi" >> "$REDIS_CONF"
  echo "if ! echo \"\$OHM_PORT\" | grep $OHM_PORT>/dev/null 2>&1; then export OHM_PORT=$OHM_PORT; fi" >> "$REDIS_CONF"
  echo "Redis configuration has been stored in '$REDIS_CONF'."
  if ! grep ". \"$REDIS_CONF\"" $OT_UI_CONF; then
    echo ". \"$REDIS_CONF\"" >> $OT_UI_CONF
  fi
fi


if [ $SILENT = false ]; then
  notify
fi

# return to wd
cd "$DIR"