#!/bin/sh

# Uncomment the following line to override the JVM search sequence
# Location of Java Home directory
#INSTALL4J_JAVA_HOME_OVERRIDE=
# Uncomment the following line to add additional VM parameters
# INSTALL4J_ADD_VM_PARAMS=


#INSTALL4J_JAVA_PREFIX="$JAVA11_CMD"
GREP_OPTIONS=""

fill_version_numbers() {
  if [ "$ver_major" = "" ]; then
    ver_major=0
  fi
  if [ "$ver_minor" = "" ]; then
    ver_minor=0
  fi
  if [ "$ver_micro" = "" ]; then
    ver_micro=0
  fi
  if [ "$ver_patch" = "" ]; then
    ver_patch=0
  fi
}

read_db_entry() {
  if [ -n "$INSTALL4J_NO_DB" ]; then
    return 1
  fi
  if [ ! -f "$db_file" ]; then
    return 1
  fi
  if [ ! -x "$java_exc" ]; then
    return 1
  fi
  found=1
  exec 7< $db_file
  while read r_type r_dir r_ver_major r_ver_minor r_ver_micro r_ver_patch r_ver_vendor<&7; do
    if [ "$r_type" = "JRE_VERSION" ]; then
      if [ "$r_dir" = "$test_dir" ]; then
        ver_major=$r_ver_major
        ver_minor=$r_ver_minor
        ver_micro=$r_ver_micro
        ver_patch=$r_ver_patch
        fill_version_numbers
      fi
    elif [ "$r_type" = "JRE_INFO" ]; then
      if [ "$r_dir" = "$test_dir" ]; then
        is_openjdk=$r_ver_major
        is_64bit=$r_ver_micro
        if [ "W$r_ver_minor" = "W$modification_date" ] && [ "W$is_64bit" != "W" ]; then
          found=0
          break
        fi
      fi
    fi
    r_ver_micro=""
  done
  exec 7<&-

  return $found
}

create_db_entry() {
  tested_jvm=true
  version_output=`"$bin_dir/java" $1 -version 2>&1`
  is_gcj=`expr "$version_output" : '.*gcj'`
  is_64bit=`expr "$version_output" : '.*64-Bit\|.*amd64'`
  if [ "$is_gcj" = "0" ]; then
    java_version=`expr "$version_output" : '.*"\(.*\)".*'`
    ver_major=`expr "$java_version" : '\([0-9][0-9]*\).*'`
    ver_minor=`expr "$java_version" : '[0-9][0-9]*\.\([0-9][0-9]*\).*'`
    ver_micro=`expr "$java_version" : '[0-9][0-9]*\.[0-9][0-9]*\.\([0-9][0-9]*\).*'`
    ver_patch=`expr "$java_version" : '[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*[\._]\([0-9][0-9]*\).*'`
  fi
  fill_version_numbers
  if [ -n "$INSTALL4J_NO_DB" ]; then
    return
  fi
  db_new_file=${db_file}_new
  if [ -f "$db_file" ]; then
    awk '$2 != "'"$test_dir"'" {print $0}' $db_file > $db_new_file
    cp "$db_new_file" "$db_file"
    rm "$db_new_file" 2> /dev/null
  fi
  dir_escaped=`echo "$test_dir" | sed -e 's/ /\\\\ /g'`
  echo "JRE_VERSION	$dir_escaped	$ver_major	$ver_minor	$ver_micro	$ver_patch" >> $db_file
  echo "JRE_INFO	$dir_escaped	$is_openjdk	$modification_date	$is_64bit" >> $db_file
  chmod g+w $db_file
}

check_date_output() {
  if [ -n "$date_output" -a $date_output -eq $date_output 2> /dev/null ]; then
    modification_date=$date_output
  fi
}

test_jvm() {
  tested_jvm=na
  test_dir=$1
  bin_dir=$test_dir/bin
  java_exc=$bin_dir/java
  if [ -z "$test_dir" ] || [ ! -d "$bin_dir" ] || [ ! -f "$java_exc" ] || [ ! -x "$java_exc" ]; then
    return
  fi

  modification_date=0
  date_output=`date -r "$java_exc" "+%s" 2>/dev/null`
  if [ $? -eq 0 ]; then
    check_date_output
  fi
  if [ $modification_date -eq 0 ]; then
    stat_path=`command -v stat 2> /dev/null`
    if [ "$?" -ne "0" ] || [ "W$stat_path" = "W" ]; then
      stat_path=`which stat 2> /dev/null`
      if [ "$?" -ne "0" ]; then
        stat_path=""
      fi
    fi
    if [ -f "$stat_path" ]; then
      date_output=`stat -f "%m" "$java_exc" 2>/dev/null`
      if [ $? -eq 0 ]; then
        check_date_output
      fi
      if [ $modification_date -eq 0 ]; then
        date_output=`stat -c "%Y" "$java_exc" 2>/dev/null`
        if [ $? -eq 0 ]; then
          check_date_output
        fi
      fi
    fi
  fi

  tested_jvm=false
  read_db_entry || create_db_entry $2

  if [ "$ver_major" = "" ]; then
    return;
  fi
  if [ "$ver_major" -lt "1" ]; then
    return;
  elif [ "$ver_major" -eq "1" ]; then
    if [ "$ver_minor" -lt "8" ]; then
      return;
    fi
  fi

  if [ "$ver_major" = "" ]; then
    return;
  fi
  if [ "$ver_major" -gt "1" ]; then
    return;
  elif [ "$ver_major" -eq "1" ]; then
    if [ "$ver_minor" -gt "8" ]; then
      return;
    fi
  fi

  app_java_home=$test_dir
}

add_class_path() {
  if [ -n "$1" ] && [ `expr "$1" : '.*\*'` -eq "0" ]; then
    local_classpath="$local_classpath${local_classpath:+:}${1}${2}"
  fi
}


read_vmoptions() {
  vmoptions_file=`eval echo "$1" 2>/dev/null`
  if [ ! -r "$vmoptions_file" ]; then
    vmoptions_file="$prg_dir/$vmoptions_file"
  fi
  if [ -r "$vmoptions_file" ] && [ -f "$vmoptions_file" ]; then
    exec 8< "$vmoptions_file"
    while read cur_option<&8; do
      is_comment=`expr "W$cur_option" : 'W *#.*'`
      if [ "$is_comment" = "0" ]; then 
        vmo_classpath=`expr "W$cur_option" : 'W *-classpath \(.*\)'`
        vmo_classpath_a=`expr "W$cur_option" : 'W *-classpath/a \(.*\)'`
        vmo_classpath_p=`expr "W$cur_option" : 'W *-classpath/p \(.*\)'`
        vmo_include=`expr "W$cur_option" : 'W *-include-options \(.*\)'`
        if [ ! "W$vmo_include" = "W" ]; then
            if [ "W$vmo_include_1" = "W" ]; then
              vmo_include_1="$vmo_include"
            elif [ "W$vmo_include_2" = "W" ]; then
              vmo_include_2="$vmo_include"
            elif [ "W$vmo_include_3" = "W" ]; then
              vmo_include_3="$vmo_include"
            fi
        fi
        if [ ! "$vmo_classpath" = "" ]; then
          local_classpath="$i4j_classpath:$vmo_classpath"
        elif [ ! "$vmo_classpath_a" = "" ]; then
          local_classpath="${local_classpath}:${vmo_classpath_a}"
        elif [ ! "$vmo_classpath_p" = "" ]; then
          local_classpath="${vmo_classpath_p}:${local_classpath}"
        elif [ "W$vmo_include" = "W" ]; then
          needs_quotes=`expr "W$cur_option" : 'W.* .*'`
          if [ "$needs_quotes" = "0" ]; then 
            vmoptions_val="$vmoptions_val $cur_option"
          else
            if [ "W$vmov_1" = "W" ]; then
              vmov_1="$cur_option"
            elif [ "W$vmov_2" = "W" ]; then
              vmov_2="$cur_option"
            elif [ "W$vmov_3" = "W" ]; then
              vmov_3="$cur_option"
            elif [ "W$vmov_4" = "W" ]; then
              vmov_4="$cur_option"
            elif [ "W$vmov_5" = "W" ]; then
              vmov_5="$cur_option"
            fi
          fi
        fi
      fi
    done
    exec 8<&-
    if [ ! "W$vmo_include_1" = "W" ]; then
      vmo_include="$vmo_include_1"
      unset vmo_include_1
      read_vmoptions "$vmo_include"
    fi
    if [ ! "W$vmo_include_2" = "W" ]; then
      vmo_include="$vmo_include_2"
      unset vmo_include_2
      read_vmoptions "$vmo_include"
    fi
    if [ ! "W$vmo_include_3" = "W" ]; then
      vmo_include="$vmo_include_3"
      unset vmo_include_3
      read_vmoptions "$vmo_include"
    fi
  fi
}


unpack_file() {
  if [ -f "$1" ]; then
    jar_file=`echo "$1" | awk '{ print substr($0,1,length($0)-5) }'`
    bin/unpack200 -r "$1" "$jar_file" > /dev/null 2>&1

    if [ $? -ne 0 ]; then
      echo "Error unpacking jar files. The architecture or bitness (32/64)"
      echo "of the bundled JVM might not match your machine."
      echo "You might also need administrative privileges for this operation."
      exit 1
    else
      chmod a+r "$jar_file"
    fi
  fi
}

run_unpack200() {
  if [ -d "$1/lib" ]; then
    old_pwd200=`pwd`
    cd "$1"
    for pack_file in lib/*.jar.pack
    do
      unpack_file $pack_file
    done
    for pack_file in lib/ext/*.jar.pack
    do
      unpack_file $pack_file
    done
    cd "$old_pwd200"
  fi
}

search_jre() {
if [ -z "$app_java_home" ]; then
  test_jvm "$INSTALL4J_JAVA_HOME_OVERRIDE"
fi

if [ -z "$app_java_home" ]; then
if [ -f "$app_home/.install4j/pref_jre.cfg" ]; then
    read file_jvm_home < "$app_home/.install4j/pref_jre.cfg"
    test_jvm "$file_jvm_home"
    if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -w "$db_file" ]; then
  /bin/sh -c ': > "$db_file"' 2> /dev/null
fi
        test_jvm "$file_jvm_home"
    fi
fi
fi

if [ -z "$app_java_home" ]; then
  test_jvm "$app_home/jre" 
  if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -w "$db_file" ]; then
  /bin/sh -c ': > "$db_file"' 2> /dev/null
fi
    test_jvm "$app_home/jre"
  fi
fi

if [ -z "$app_java_home" ]; then
  test_jvm "$app_home/../jre.bundle/Contents/Home" 
  if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -w "$db_file" ]; then
  /bin/sh -c ': > "$db_file"' 2> /dev/null
fi
    test_jvm "$app_home/../jre.bundle/Contents/Home"
  fi
fi

if [ -z "$app_java_home" ]; then
  test_jvm "$app_home/jre" 
  if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -w "$db_file" ]; then
  /bin/sh -c ': > "$db_file"' 2> /dev/null
fi
    test_jvm "$app_home/jre"
  fi
fi

if [ -z "$app_java_home" ]; then
  if [ "W$INSTALL4J_NO_PATH" != "Wtrue" ]; then
    prg_jvm=`command -v java 2> /dev/null`
    if [ "$?" -ne "0" ] || [ "W$prg_jvm" = "W" ]; then
      prg_jvm=`which java 2> /dev/null`
      if [ "$?" -ne "0" ]; then
        prg_jvm=""
      fi
    fi
    if [ ! -z "$prg_jvm" ] && [ -f "$prg_jvm" ]; then
      old_pwd_jvm=`pwd`
      path_java_bin=`dirname "$prg_jvm"`
      cd "$path_java_bin"
      prg_jvm=java

      while [ -h "$prg_jvm" ] ; do
        ls=`ls -ld "$prg_jvm"`
        link=`expr "$ls" : '.*-> \(.*\)$'`
        if expr "$link" : '.*/.*' > /dev/null; then
          prg_jvm="$link"
        else
          prg_jvm="`dirname $prg_jvm`/$link"
        fi
      done
      path_java_bin=`dirname "$prg_jvm"`
      cd "$path_java_bin"
      cd ..
      path_java_home=`pwd`
      cd "$old_pwd_jvm"
      test_jvm "$path_java_home"
    fi
  fi
fi


if [ -z "$app_java_home" ]; then
  common_jvm_locations=" /usr/bin/java* /usr/bin/jdk* /usr/bin/jre* /usr/bin/j2*re* /usr/bin/j2sdk* /usr/java* /usr/java*/jre /usr/jdk* /usr/jre* /usr/j2*re* /usr/j2sdk* /usr/java/j2*re* /usr/java/j2sdk* /opt/java* /usr/java/jdk* /usr/java/jre* /usr/lib/java/jre /usr/local/java* /usr/local/jdk* /usr/local/jre* /usr/local/j2*re* /usr/local/j2sdk* /usr/jdk/java* /usr/jdk/jdk* /usr/jdk/jre* /usr/jdk/j2*re* /usr/jdk/j2sdk* /usr/lib/jvm/* /usr/lib/java* /usr/lib/jdk* /usr/lib/jre* /usr/lib/j2*re* /usr/lib/j2sdk* /System/Library/Frameworks/JavaVM.framework/Versions/1.?/Home /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home /Library/Java/JavaVirtualMachines/*.jdk/Contents/Home/jre /Library/Java/JavaVirtualMachines/*.jre/Contents/Home /Library/Java/JavaVirtualMachines/*.jdk/Contents/Home"
  for current_location in $common_jvm_locations
  do
if [ -z "$app_java_home" ]; then
  test_jvm "$current_location"
fi

  done
fi

if [ -z "$app_java_home" ]; then
  test_jvm "$JAVA_HOME"
fi

if [ -z "$app_java_home" ]; then
  test_jvm "$INSTALL4J_JAVA_HOME"
fi

if [ -z "$app_java_home" ]; then
if [ -f "$app_home/.install4j/inst_jre.cfg" ]; then
    read file_jvm_home < "$app_home/.install4j/inst_jre.cfg"
    test_jvm "$file_jvm_home"
    if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -w "$db_file" ]; then
  /bin/sh -c ': > "$db_file"' 2> /dev/null
fi
        test_jvm "$file_jvm_home"
    fi
fi
fi

}

old_pwd=`pwd`

progname=`basename "$0"`
linkdir=`dirname "$0"`

cd "$linkdir"
prg="$progname"

while [ -h "$prg" ] ; do
  ls=`ls -ld "$prg"`
  link=`expr "$ls" : '.*-> \(.*\)$'`
  if expr "$link" : '.*/.*' > /dev/null; then
    prg="$link"
  else
    prg="`dirname $prg`/$link"
  fi
done

prg_dir=`dirname "$prg"`
progname=`basename "$prg"`
cd "$prg_dir"
prg_dir=`pwd`
app_home=.
cd "$app_home"
app_home=`pwd`
bundled_jre_home="$app_home/jre"

cd "$old_pwd"


cache_home="$XDG_CACHE_HOME"
if [ "W$cache_home" = "W" ]; then
  cache_home="$HOME/.cache"
fi
db_home="$cache_home/install4j"
mkdir -p "$db_home" > /dev/null 2>&1
db_file="$db_home/jre_version"
if [ ! -w "$db_home" ]; then
  db_home=/tmp
  db_file="$db_home/install4j_jre_version_$USER"
fi
if [ -d "$db_file" ] || ([ -f "$db_file" ] && [ ! -r "$db_file" ]) || ([ -f "$db_file" ] && [ ! -w "$db_file" ]); then
  db_file="${db_file}.2"
fi
if [ ! "__i4j_lang_restart" = "$1" ] && [ ! "__i4j_auth_restart" = "$1" ]; then
run_unpack200 "$bundled_jre_home"
run_unpack200 "$bundled_jre_home/jre"
fi
search_jre
if [ -z "$app_java_home" ]; then
if [ -w "$db_file" ]; then
  /bin/sh -c ': > "$db_file"' 2> /dev/null
fi
  search_jre
fi
if [ -z "$app_java_home" ]; then
  echo "No suitable Java Virtual Machine could be found on your system."
  echo The version of the JVM must be 1.8.
  echo Please define INSTALL4J_JAVA_HOME to point to a suitable JVM.
  exit 83
fi


local_classpath=""
i4j_classpath="$app_home/.install4j/i4jruntime.jar:$app_home/.install4j/launcher5d729ee1.jar"
add_class_path "$i4j_classpath"

if [ ! -r "$app_home/getdown-launcher.jar" ]; then
  echo The archive $app_home/getdown-launcher.jar does not exist.
  exit 1
fi
add_class_path "$app_home/getdown-launcher.jar"
add_class_path "$app_home/install/getdown-launcher.jar"

vmoptions_val=""
read_vmoptions "$prg_dir/$progname.vmoptions"
INSTALL4J_ADD_VM_PARAMS="$INSTALL4J_ADD_VM_PARAMS $vmoptions_val"


LD_LIBRARY_PATH="$app_home/jre/bin:$app_home/release:$LD_LIBRARY_PATH"
DYLD_LIBRARY_PATH="$app_home/jre/bin:$app_home/release:$DYLD_LIBRARY_PATH"
SHLIB_PATH="$app_home/jre/bin:$app_home/release:$SHLIB_PATH"
LIBPATH="$app_home/jre/bin:$app_home/release:$LIBPATH"
LD_LIBRARYN32_PATH="$app_home/jre/bin:$app_home/release:$LD_LIBRARYN32_PATH"
LD_LIBRARYN64_PATH="$app_home/jre/bin:$app_home/release:$LD_LIBRARYN64_PATH"
export LD_LIBRARY_PATH
export DYLD_LIBRARY_PATH
export SHLIB_PATH
export LIBPATH
export LD_LIBRARYN32_PATH
export LD_LIBRARYN64_PATH

for param in $@; do
  if [ `echo "W$param" | cut -c -3` = "W-J" ]; then
    INSTALL4J_ADD_VM_PARAMS="$INSTALL4J_ADD_VM_PARAMS `echo "$param" | cut -c 3-`"
  fi
done


has_space_options=false
if [ "W$vmov_1" = "W" ]; then
  vmov_1="-Di4jv=0"
else
  has_space_options=true
fi
if [ "W$vmov_2" = "W" ]; then
  vmov_2="-Di4jv=0"
else
  has_space_options=true
fi
if [ "W$vmov_3" = "W" ]; then
  vmov_3="-Di4jv=0"
else
  has_space_options=true
fi
if [ "W$vmov_4" = "W" ]; then
  vmov_4="-Di4jv=0"
else
  has_space_options=true
fi
if [ "W$vmov_5" = "W" ]; then
  vmov_5="-Di4jv=0"
else
  has_space_options=true
fi

return_code=0
if [ "$has_space_options" = "true" ]; then
$INSTALL4J_JAVA_PREFIX exec "$app_java_home/bin/java" "-Dinstaller_template_version=2.11.2.0_F188884b4_C2040e7e728" "$vmov_1" "$vmov_2" "$vmov_3" "$vmov_4" "$vmov_5" $INSTALL4J_ADD_VM_PARAMS -classpath "$local_classpath" install4j.com.threerings.getdown.launcher.GetdownApp "$prg_dir/" jalview "$@"
return_code=$?
else
$INSTALL4J_JAVA_PREFIX exec "$app_java_home/bin/java" "-Dinstaller_template_version=2.11.2.0_F188884b4_C2040e7e728" $INSTALL4J_ADD_VM_PARAMS -classpath "$local_classpath" install4j.com.threerings.getdown.launcher.GetdownApp "$prg_dir/" jalview "$@"
return_code=$?
fi


exit $return_code