#!/usr/bin/env bash
#
# Helper script to sign Mylyn Gitea eclipse plugin
# 
# Usage:
# 1. Configure the .sign.conf file
# 2. jarsign.sh [-x] 
#
# Inspired from https://nirmalsasidharan.wordpress.com/2010/09/04/signing_eclipse_plugins/
#

# set debug
case "x$1" in "x-x" ) shift ; set -x ;; esac

#
# Sign all "not already signed" jar in a directory
# usage: jarsign_dir <directory>
#
jarsign_dir() {
  for jarfile in ${1}/*.jar ; do
    [ -e "$jarfile" ] || continue
    unset result
    case ${result:-$(jarsigner -verify -verbose ${opt_keystore} ${opt_storepass} ${opt_alias} ${jarfile} ${KEYALIAS} | egrep 'jar is unsigned|jar verified')} in
      'jar is unsigned.' )
         jarsigner ${opt_keystore} ${opt_storepass} -verbose ${opt_alias} ${jarfile} ${KEYALIAS}         ;;
      'jar verified.' )
         echo "$jarfile already signed"
         ;;
       * )
	 echo "***ERROR Raised by ${jarfile} signature verification..."
	 echo $result
	 ;;
    esac	 
  done
}

WORKSPACEDIR=$(realpath "$(dirname $0)/.." )
SIGNPARAMS=${WORKSPACEDIR}/.sign.conf
if [ -x $SIGNPARAMS ] ; then
  source $SIGNPARAMS
else
  echo "Missing configuration file" && exit 1
fi

if (( $JARSIGN == 1)) ; then
  [ -f "${KEYSTORE}" ] && opt_keystore="-keystore ${KEYSTORE}"
  [ -n "${STOREPASS}" ] && opt_storepass="-storepass ${STOREPASS}"
  
  jarsign_dir ${WORKSPACEDIR}/io.gitea.mylyn.updatesite
  jarsign_dir ${WORKSPACEDIR}/io.gitea.mylyn.updatesite/features
  jarsign_dir ${WORKSPACEDIR}/io.gitea.mylyn.updatesite/plugins
  

fi