#!/bin/sh
#
# midp - midp application launcher
# version 0.1
#
# Copyright (C) 2006 hdluc@yahoo.com
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
######################################################################
# variables
TITLE="MIDP Launcher"
BASE=/opt/QtPalmtop/midp

# specify the game file locations
GAME_LOC=/home/zaurus/Documents/games/java
GAME=$1

# specify the qshdlg prefix and control files
export QSHDLG_APP=`basename $0`
INPUT=/var/spool/qshdlg/input_$QSHDLG_APP
OUTPUT=/var/spool/qshdlg/output_$QSHDLG_APP
CONTROL=/var/spool/qshdlg/control_$QSHDLG_APP

# specify the library locations
ME4SE=$BASE/me4se.jar
MIDPX=$BASE/midp-full.jar
EXTRA=$BASE/png.jar:$BASE/mmapi.jar:$BASE/nokiaui.jar:$BASE/siemensapi.jar

# check that a JVM is available, otherwise show error message
if [ "`which evm`" = "" ] && [ ! -f /home/QtPalmtop/j2me/bin/cvm ]; then
  qshdlg message -h 100 -t "$TITLE: Error" -d "Error: No j2me runtime found" -n -v OK
  exit 1
fi 

# show selection dialog if no jar file was passed in as argument
if [ "$GAME" = "" ] && [ -d $GAME_LOC ]; then

# display a selection box
#  qshdlg select -t "$TITLE: Game Selector" &
# display a custom selection box with message window
  qshdlg custom -A -C message -f lcfont -t "$TITLE: Game Selector" -c eucJP &

# wait until control initialisation is completed
  while [ ! -p $CONTROL ]
  do
    echo >/dev/null
  done

# display status message
  echo "$TITLE initialised. loading items ..." |tee $OUTPUT

# populate selection list
  for FILE in `ls -1 $GAME_LOC/*.jar`
  do
    if [ -f $FILE ]; then
      echo 'item(QString)' "`basename $FILE`" > $CONTROL
    fi
  done
  echo 'showSelect()' > $CONTROL

# display status message
  echo "item list loaded." |tee $OUTPUT

# wait for user input/selection
  while [ ! -p $INPUT ]
  do
    echo >/dev/null 
  done
  read RET < $INPUT
  echo "$RET was selected." |tee $OUTPUT

# terminate qshdlg
  echo 'reject()' > $CONTROL

# check return value
  if [ "$RET" = "" ]; then
      echo "[`basename $0`] no game selected!"
      exit 0
  fi
  GAME=${GAME_LOC}/${RET} 
  echo "$GAME was selected."
fi

# load the specified/selected game 
if [ "$GAME" = "" ]; then exit 0; fi
echo "[`basename $0`] launching `basename ${GAME}`"

# ensure required library exists
if [ ! -f $ME4SE ]; then
  echo "error! `basename $ME4SE` not found!"
  exit 1
fi
if [ ! -f $MIDPX ]; then
  echo "error! `basename $MIDPX` not found!"
  exit 1
fi
if [ "`which unzip`" = "" ]; then
  echo "error! unzip not found!"
  exit 1
fi
if [ "`which awk`" = "" ]; then
  echo "error! awk not found!"
  exit 1
fi

# determine main class name
echo "[`basename $0`] loading `basename ${GAME}`"
unzip -oq ${GAME} META-INF/MANIFEST.MF -d /tmp/
if [ -f /tmp/META-INF/MANIFEST.MF ]; then
  APPLET=`grep MIDlet-1 /tmp/META-INF/MANIFEST.MF|cut -d, -f3|awk '{print $1}'`
  rm -rf /tmp/META-INF
else
  echo "error! cannot find main class!"
  exit 1
fi

# launch applet
echo "[`basename $0`] launching ${APPLET}"
if [ "`which evm`" != "" ]; then
  evm -XappName=MIDP -cp $ME4SE:$MIDPX:$GAME org.me4se.MIDletRunner $APPLET
else
  /home/QtPalmtop/j2me/bin/cvm -XappName=MIDP -Djava.class.path=$ME4SE:$MIDPX:$EXTRA:$GAME org.me4se.MIDletRunner $APPLET
fi