#!/bin/ksh
#*******************************************************************************
#
# "@(#) $Id: 0_InstallACS,v 1.4 2004/09/07 15:36:58 gchiozzi Exp $"
#
#

#************************************************************************
#   NAME
#   0_InstallACS - installation of ACS
#
#   SYNOPSIS
#
#   DESCRIPTION
#
#   FILES
#
#   ENVIRONMENT
#
#   RETURN VALUES
#
#   CAUTIONS
#
#   EXAMPLES
#
#   SEE ALSO
#
#   BUGS
#
#------------------------------------------------------------------------

ALMASW_RELEASE=ACS-4.0
PWD=`pwd`
SAVE_CURR_DIR=`pwd`

# installation of ACS 
# ==============================
# This script can be executed as whatever user
# This script assumes that you do not want to install 
# gnu and tcltk (to avoid root access)

# $1 is the directory where the tar files are stored.
# $2 is the directory where the stuff will be installed.
if [ $# -ne 2 ]
then
    echo "usage 0_InstallACS <CDFILES> <INSTALL_DIR>"
    exit 2
fi

# The custom installation is provided for Linux only
OS=`uname`
if [ "$OS" != "Linux" ]
then 
    echo "This platform is not supported"
    echo "This installation procedure is provided for Linux only"
    echo "Script aborted" 
    exit 5
fi
OSVer=`cat /etc/redhat-release | awk '{print $5}'`

CDFILES=$1
export PATH=$PATH:$CDFILES

if [ ! -d $CDFILES ]
then
    echo "$CDFILES does not exist or is not a directory, cannot continue"
    exit 1
fi
cd $CDFILES
if ! cd $CDFILES
then
    echo "can't cd to $CDFILES!"
    exit 3
fi

INSTALL_DIR=$2
if [  -d $INSTALL_DIR ]
then
        echo ""
        echo "WARNING!"
        echo "The directory $INSTALL_DIR already exist"
        echo "it will be moved under $INSTALL_DIR.$$"
        echo "Press return to continue or ctrl-c to abort ... "
        read input
        mv $INSTALL_DIR $INSTALL_DIR.$$ > /dev/null 2>&1
	if [ $? != 0 ]
	then
	    echo "cannot move $INSTALL_DIR; please check the permissions of the directory."
	    echo "Installation aborted"
	    exit 88
	fi
        clear

fi
mkdir -p $INSTALL_DIR
if [ $? != 0 ]
then
    echo "cannot create directory $INSTALL_DIR: installation aborted"
    exit 1
fi
chmod -R g+rx $INSTALL_DIR
cd $INSTALL_DIR
if ! cd $INSTALL_DIR
then
    echo "can't cd to $INSTALL_DIR!"
    exit 3
fi

echo ""
echo ""
echo "		Welcome to the $ALMASW_RELEASE installation procedure" 
echo ""
echo "          The installation consists of 3 parts."
echo ""
echo "          In PART 1 you will be able to choose the tools "
echo "          you want to install, among the tools in our "
echo "          distribution. "
echo ""
echo "          PART 2 will unpack the ACSSW sources."
echo ""
echo "          PART 3 will prepare the environment variables to use ACS. "
echo ""
echo "          PART 4 (optional for RH9 only): installation of AIPS++ "
echo ""
echo ""
echo "Press return to continue ... "
read input
clear

echo "PART 1: tools"
echo ""
echo "This are the tools in our distribution:"
echo ""
echo "[1] gnu and tcltk tools"
echo "[2] java"
echo "[3] Ant and JacORB"
echo "[4] ACE "
echo "[5] Python, omniORB and omnipython"
echo "[6] Mico"
echo "[7] Tomcat"
echo "[8] All of the above"
echo ""
echo "For the specific version numbers, look at the ACS release notes"
echo ""
echo "If you choose to install gnu and tcltk from our distribution"
echo "be aware that you will install binaries compiled under the path:"
echo "/alma/$ALMASW_RELEASE"
echo "For this reason, you must provide the same path for <INSTALL_DIR>"
echo ""
echo "Please, enter here the number(s) of the tool(s) you want"
echo "to install, use blank(s) as separator and press return:"
echo ""
read LIST

# ask confirmation on LIST!
clear
while (true)
do
echo ""
echo "You want to install the following tools:"
echo ""
echo "$LIST from our list:"
echo ""
echo "[1] gnu and tcltk tools"
echo "[2] java"
echo "[3] Ant and JacORB"
echo "[4] ACE"
echo "[5] Python, omniORB and omnipython"
echo "[6] Mico"
echo "[7] Tomcat"
echo "[8] All of the above"
echo ""
echo "Is this correct?[y,n]"
read CHOICE
case $CHOICE in
    y) clear
       break
       ;;
    n) echo "Please, repeat the numbers:"
       read LIST
       ;;
    *) clear
       echo "invalid option; repeat your choice"
       echo ""
       ;;
esac
done
clear

cd $INSTALL_DIR

ALL=`echo $LIST | grep 8`
if [ "$ALL" != "" ]
then 
    LIST="1 2 3 4 5 6 7"
fi
GNU_TCL=`echo $LIST | grep 1`
if [ "$GNU_TCL" = "" ]
then 
    clear
    echo "WARNING:"
    echo "You chose not to install gnu and tcltk"
    echo "You can rely on your own installation. Be reminded that ACS 4.0"
    echo "works with gcc 3.4.1 and tcl/tk 8.4. Other configurations are not supported."
    echo "Press return to continue or ctrl-c to abort ... "
    read input
    clear
fi
if [ "$GNU_TCL" != "" ] && [ "$INSTALL_DIR" != "/alma/$ALMASW_RELEASE" ]
then
    clear
    echo "You want to install gnu and tcltk from our distribution."
    echo "Be aware that you will install binaries that are compiled"
    echo "under the path /alma/$ALMASW_RELEASE."
    echo "You must give the same path as INSTALL_DIR:"
    echo "INSTALL_DIR=/alma/$ALMASW_RELEASE"
    echo "not INSTALL_DIR=$INSTALL_DIR"
    echo "Please, begin again the installation."
    exit 9
fi
for number in $LIST
do
    case $number in
    1) echo ""
       ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
       if [ $? != 0 ]
       then
	   echo "file containing gnu/tcltk is missing from the directory $CDFILES!"
	   echo "Installation aborted"
	   exit 4
       else
	   echo "extracting gnu tools ..."
           if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/gnu
           then
               mv alma/$ALMASW_RELEASE/gnu .
               rm -rf alma
               echo "      ... gnu tools done"
           else
               echo "untar of ACS.tar.gz to extract gnu failed"
               exit 1
           fi
           if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/tcltk
           then
               mv alma/$ALMASW_RELEASE/tcltk .
               rm -rf alma
               echo "      ... tcltk tools done"
           else
               echo "untar of ACS.tar.gz to extract tcltk failed"
               exit 1
           fi
       fi
       ;;
    2) echo ""
       ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
       if [ $? != 0 ]
       then
            echo "file containing java is missing from the directory $CDFILES!"
            echo "Installation aborted"
            exit 4
       else
	    echo "extracting java ..."
            if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/java
	    then
                mv alma/$ALMASW_RELEASE/java .
                rm -rf alma
		echo "      ... java done"
            else
                echo "untar of ACS.tar.gz to extract java failed"
                exit 1
            fi
       fi
       ;;
    3) echo ""
       ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
       if [ $? != 0 ]
       then
            echo "file containing Ant and JacORB is missing from the directory $CDFILES!"
            echo "Installation aborted"
            exit 4
       else
	    echo "extracting Ant and JacORB ..."
	    if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/ant
            then
                mv alma/$ALMASW_RELEASE/ant .
                rm -rf alma
                echo "      ... Ant done"
            else
                echo "untar of ACS.tar.gz failed"
                exit 1
            fi
	    if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/JacORB
            then
                mv alma/$ALMASW_RELEASE/JacORB .
                rm -rf alma
                echo "      ... JacORB done"
            else
                echo "untar of ACS.tar.gz failed"
                exit 1
            fi
       fi
       ;;
    4) echo ""
       ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
       if [ $? != 0 ]
       then
            echo "file containing TAO is missing from the directory $CDFILES!"
            echo "Installation aborted"
            exit 4
       else
            echo "extracting TAO ..."
            if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/TAO
            then
                mv alma/$ALMASW_RELEASE/TAO .
                rm -rf alma
                echo "      ... TAO done"
            else
                echo "untar of ACS.tar.gz failed"
                exit 1
            fi
       fi
       ;;
    5) echo ""
       ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
       if [ $? != 0 ]
       then
            echo "file containing Python and the Omni distribution is missing from the directory $CDFILES!"
            echo "Installation aborted"
            exit 4
       else
            echo "extracting Python and the Omni distribution ..."
            if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/Python
            then
                mv alma/$ALMASW_RELEASE/Python .
                rm -rf alma
                echo "      ... Python and the Omni distribution done"
            else
                echo "untar of ACS.tar.gz failed"
                exit 1
            fi
       fi
       ;;
    6) echo ""
       ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
       if [ $? != 0 ]
       then
            echo "file containing Mico distribution is missing from the directory $CDFILES!"
            echo "Installation aborted"
            exit 4
       else
            echo "extracting Mico distribution ..."
            if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/mico
            then
                mv alma/$ALMASW_RELEASE/mico .
                rm -rf alma
                echo "      ... Mico distribution done"
            else
                echo "untar of ACS.tar.gz failed"
                exit 1
            fi
       fi
       ;;
    7) echo ""
       ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
       if [ $? != 0 ]
       then
            echo "file containing Tomcat distribution is missing from the directory $CDFILES!"
            echo "Installation aborted"
            exit 4
       else
            echo "extracting Tomcat distribution ..."
            if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/Tomcat
            then
                mv alma/$ALMASW_RELEASE/Tomcat .
                rm -rf alma
                echo "      ... Tomcat distribution done"
            else
                echo "untar of ACS.tar.gz failed"
                exit 1
            fi
       fi
       ;;
    *) echo ""
       echo "the item number $number is not in the list"
       ;;
    esac
done

# check about the existence of CCSLite, for backward compatibility
CCSLITE=0
$CDFILES/gtar tpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/CCSLite > /dev/null 2>&1
if [ "$?" = "0" ]
then
    CCSLITE=1
fi

echo ""
echo "The installation of the tools is finished."
echo ""
echo "Press return to continue ..."
read input

clear

if [ "$CCSLITE" = 1 ]
then
    echo "PART 1b: CCSLite (cmm, vcc, tat ...) and"
    echo "CCSLite will be installed in $INSTALL_DIR"
    echo "Press return to continue ..."
    read input
fi

echo ""
if [ "$CCSLITE" = 1 ]
then
    echo "Installing CCSLite ..."
fi
cd $INSTALL_DIR
ls $CDFILES/ACS.tar.gz > /dev/null 2>&1
if [ $? != 0 ]
then
    echo "file containing CCSLite is missing from the directory $CDFILES!"
    echo "Installation aborted"
    exit 4
else
    if [ "$CCSLITE" = 1 ]
    then
        if $CDFILES/gtar xpzf $CDFILES/ACS.tar.gz alma/$ALMASW_RELEASE/CCSLite
        then 
            mv alma/$ALMASW_RELEASE/CCSLite .
            rm -rf alma
	    echo "      ... CCSLite done"
            echo ". . ."
        else
    	    echo "untar of ACS.tar.gz failed"
            exit 1
        fi
    fi
fi
echo ""
if [ "$CCSLITE" = 1 ]
then
     echo "The installation of CCSLite is finished."
echo ""
echo "Press return to continue ..."
read input
clear
fi

echo "PART 2: ACSSW sources"
echo "Now the ACS sources will be unpacked under the $HOME/ACS directory."
echo ""
echo "Press return to continue ..."
read input
echo ""
echo "Unpacking the ACS sources ..."
echo ""
cd $HOME
if ! cd $HOME
then
    echo "can't cd to $HOME!"
    exit 3
fi
if [ -d ACS ]
then
    mv ACS ACS.save_$$
    echo " ... existing ACS moved to ACS.save_$$"
fi
if $CDFILES/gtar -xpzf $CDFILES/ACSsources.tar.gz
then
    echo "      ... ACS Sources done"
else
    echo "untar of ACSsources.tar.gz failed"
    exit 1
fi

echo "Press return to continue ... "
read input
clear


# Preparation of the .bash_profile
echo "PART 3: environment"
echo ""
echo "A directory .acs is created under your home directory"
echo "This directory contains 4 files:"
echo ".bash_profile.acs which sets all the necessary environment variables"
echo ".emacs, .emacs.local and xresourcs.emacs with some useful settings for emacs"
echo ""
echo "Please, have a look at those files and source the .bash_profile.acs"
echo "before starting using the ACS software"
echo "use the command:"
echo ". $HOME/.acs/.bash_profile.acs"
echo ""
echo "If you chose not to install Java, Ant. JacORB, ACE, Python, OmniORB"
echo "modify accordingly the corresponding environment variables"
echo "like JAVA_HOME, PYTHONPATH, ACE_ROOT etc."
echo "If you didn't install gnu and tcltk tools, just take care"
echo "of having the PATH and LD_LIBRARY_PATH correctly set."
echo "you DON'T need to modify the variable GNU_ROOT and TCLTK_ROOT"
echo "you find in the $HOME/.acs/.bash_profile.acs"
echo ""
echo "The .bash_profile.acs file supposes that you are using bash as "
echo "interactive shell."
cp -r $CDFILES/INSTALL/.acs  $HOME
if [ $? != 0 ]
then
    echo "the copy of the environment files failed"
    echo "please, copy yourself the .acs directory from the ACS cd"
    echo "into your home dir and have a look at the .bash_profile.acs file"
else
    if [ "$INSTALL_DIR" != "/alma/$ALMASW_RELEASE" ]
    then
      sed  -e "s?ALMASW_ROOTDIR=/alma?#ALMASW_ROOTDIR=/alma?" \
           -e "s?ALMASW_RELEASE=$ALMASW_RELEASE?#ALMASW_RELEASE=$ALMASW_RELEASE?" \
           -e "s?ALMASW_INSTDIR=\$ALMASW_ROOTDIR/\$ALMASW_RELEASE?#ALMASW_INSTDIR=\$ALMASW_ROOTDIR/\$ALMASW_RELEASE?" \
           -e "s?# ALMASW_INSTDIR=_where_you_install_the_software_?ALMASW_INSTDIR=$INSTALL_DIR?" \
           -e "s?# ALMASW_RELEASE=""?ALMASW_RELEASE=""?" \
           -e "s?# ALMASW_ROOTDIR=\$ALMASW_INSTDIR?ALMASW_ROOTDIR=\$ALMASW_INSTDIR?" \
           $HOME/.acs/.bash_profile.acs > $HOME/.acs/.bash_profile.tmp
	   mv $HOME/.acs/.bash_profile.tmp $HOME/.acs/.bash_profile.acs
    fi
fi
echo "Press return to continue ... "
read input
clear

# Optional installation of AIPS++
while (true)
do
echo "          PART 4 (optional): installation of AIPS++ "
echo ""
echo "On Linux, it is possible to install AIPS++ ."
echo "AIPS++ is distributed with a set of rpms which have to be installed as root."
echo "The AIPS++ rpms get installed under /usr and ~650MB space are needed."
echo "If you choose y[es] you will have to type the root password"
echo "then the buildAIPS++ will be launched. Please, check the result in:"
echo "buildAIPS++.log !!!"
echo "Note that the buildAIPS++ will remove previous AIPS++ installation"
echo "if you choose n[o] you will finish the ACS installation."

read CHOICE
case $CHOICE in
    y*) DIR=$SAVE_CURR_DIR
	if [ "$OSVer" != "9" ]
	then
	    echo "AIPS++ is supported on RH9 only"
	    echo "AIPS++ installation will be skipped"
	    echo "Press return to continue ... "
	    read input
	    break
	else
	    echo "Installing AIPS++..."
	fi
	cd $DIR
        chmod ugo+x buildAIPS++
	su - -c "cd $DIR; ./buildAIPS++"
	echo "The installation of AIPS++ is finished"
	echo "Please, check the log file buildAIPS++.log in $DIR"
	echo "Press return to continue ... "
	read input
	break
	;;
    n*) break
	;;
     *) clear
       echo "invalid option; repeat your choice"
       echo ""
       ;;
esac
done 
clear


cd $PWD

echo ""
echo ""
echo "*******************************************************************"
echo ""
echo "The installation of the basic tools for $ALMASW_RELEASE  has been" 
echo "succesfully performed."
echo ""
if [ "$CCSLITE" = 1 ]
then
    echo "Now you should set up the environment as in paragraph 4.3.3"
    echo "of the ACS Installation Manual."
    echo ""
    echo "Then, you can continue your installation from chapter 5"
else
    echo "Now you should set up the environment as in paragraph 6" 
    echo "of the README file you find in the ACS distribution directory structure."
    echo ""
    echo "Then, you can continue your installation from paragraph 7" 
fi
    echo "building the ACS libraries."
echo ""
echo "*******************************************************************"
echo ""
echo ""

exit 0