#!/bin/sh

# Shell Script to run the Java(tm) Plug-in control panel.

# Parse the command-line options
# -r means make associate with the container (i.e browser)
# -u means remove the association with the container
# -c provides the location of the container install
# -j provides the location of the jre install
# if neither -r or -u are specified, run the ControlPanel UI

USAGE='usage: ControlPanel [ (-u scheme | -r scheme) -c cpath -j jrepath ]'
JLERROR='ControlPanel: Error: Invalid JRE location: '
CLERROR='ControlPanel: Error: Invalid container location: '
IPERROR='ControlPanel: Error: Insufficient permission'
ISERROR='ControlPanel: Error: Invalid scheme: '

check_container_dir() {

   if [ ! -d ${1} ]; then
      echo "${CLERROR}${2}"
      exit 1
   fi
   if [ ! -w ${1} ]; then
      echo "${IPERROR}"
      exit 1
   fi
}

link_logic() {
   if [ ${mode} = "reg" ]; then
      ln -s ${1} ${2}
   else
      rm -f ${2}
   fi
}

while getopts ":r:u:c:j:" opt; do
   case $opt in
      r ) mode="reg";no_ui="true";scheme=${OPTARG}
          ;;
      u ) mode="unreg";no_ui="true";scheme=${OPTARG}
          ;;
      c ) container_home=${OPTARG}
          ;;
      j ) java_home=${OPTARG}
          ;;
      : ) echo ${USAGE}
          exit 1
          ;;
     \? ) echo ${USAGE}
          exit 1
          ;;
   esac
done

if [ ${mode} ]; then
   if [ -z "${java_home}" -o -z "${container_home}" ]; then
      echo ${USAGE}
      exit 1
   fi
else
   if [ -n "${java_home}" -o -n "${container_home}" ]; then
      echo ${USAGE}
      exit 1
   fi
fi   

PRG=$0
progname=`basename $0`
os=`uname -s`

PLUGIN_VERSION=1.5.0_16 
PLUGIN_NODOTVERSION=150_16

if [ "${os}" = "Linux" ]; then
    case "`uname -m`" in
	i[3-9]86  | ia32 | ia64 | x86_64)
	    proc=i386
	    ;;
	sparc*)
	    proc=sparc
	    ;;
	*)
	    proc="`uname -m`"
	    ;;
    esac
    linktest="-L"
else
    proc=`uname -p`
    linktest="-h"
fi

# Resolve symlinks. See 4152645.
while [ "${linktest}" "${PRG}" ]; do
    ls=`/usr/bin/ls -ld "${PRG}"`
    link=`/usr/bin/expr "${ls}" : '^.*-> \(.*\)$'`
    if /usr/bin/expr "${link}" : '^/' > /dev/null; then
	PRG="${link}"
    else
	PRG="`dirname ${PRG}`/${link}"
    fi
done

APPHOME=`dirname "${PRG}"`/..
JREHOME=${APPHOME}/jre
export APPHOME JREHOME

# Where is JRE?
unset jre
if [ -f "${JREHOME}/lib/${proc}/libjava.so" ]; then
    jre="${JREHOME}"
fi
if [ -f "${APPHOME}/lib/${proc}/libjava.so" ]; then
    jre="${APPHOME}"
fi
if [ "x${jre}" = "x" ]; then
    echo "Error: can't find libjava.so."
    exit 1
fi

if [ "${os}" = "Linux" ]; then
    P=`pwd`
    cd ${jre}
    jre=`pwd`
    cd ${P}
fi


if [ -n "${no_ui}" ]; then

# Do the "right" thing based on the provided scheme.
   plugin_stem=${java_home}/plugin/${proc}
   if [ ! -d ${plugin_stem} ]; then
      echo "${JLERROR}${java_home}"
      exit 1
   fi

   case ${scheme} in
        ns4 | ns4E )
              plugin_location="${plugin_stem}/ns4"
              if [ ${mode} = "reg" ]; then
                 echo "${plugin_location}"
              fi
              ;;
       ns4L ) 
              plugin_location="${plugin_stem}/ns4"
              filename=`ls ${plugin_location}`
              container_target="${container_home}/plugins"
              check_container_dir ${container_target} ${container_home}
              link_logic ${plugin_location}/${filename} ${container_target}/${filename}
              ;;
     ns610 | ns610L )
              plugin_location="${plugin_stem}/ns610"
              filename=`ls ${plugin_location}`
              container_target="${container_home}/plugins"
              check_container_dir ${container_target} ${container_home}
              link_logic ${plugin_location}/${filename} ${container_target}/${filename}
              ;;
          * ) 
              echo ${ISERROR}${scheme}
              exit 1
   esac
else
   ${APPHOME}/bin/java -Djavaplugin.user.profile=${USER_JPI_PROFILE} -Djavaplugin.version=${PLUGIN_VERSION} -Djavaplugin.nodotversion=${PLUGIN_NODOTVERSION} -classpath ${jre}/lib/deploy.jar:${jre}/lib/plugin.jar:${jre}/lib/javaplugin_l10n.jar ${_JAVA_VM_OPTIONS} com.sun.deploy.panel.ControlPanel
fi