#!/bin/sh

# jclicplayer wrapper script
# code for java detection based on tuxguitar code
# but adding detection of alternatives for jclic


if [ -z $JAVA_HOME ] ; then

	#hacking for openjdk support 
	#ALTERNATIVE=`ls -l /etc/alternatives/java|grep sun`
	
	ALTERNATIVE=`ls -l /etc/alternatives/java | grep sun`

        if [ -z "$ALTERNATIVE" ]; then
                ALTERNATIVE=`ls -l /etc/alternatives/java|grep oracle`
        fi
	
	if [ -z "$ALTERNATIVE" ]; then
		ALTERNATIVE=`ls -l /etc/alternatives/java|grep openjdk`
	fi
	
	if [ -z "$ALTERNATIVE" ]; then
       		t=/usr/lib/jvm/java-5-sun && test -d $t && JAVA_HOME=$t
        	t=/usr/lib/jvm/java-6-sun && test -d $t && JAVA_HOME=$t
	        t=/usr/lib/jvm/java-7-icedtea && test -d $t && JAVA_HOME=$t
		t=/usr/lib/jvm/java-6-openjdk && test -d $t && JAVA_HOME=$t
        	JAVA=${JAVA_HOME}/jre/bin/java
	fi
fi

# Problems with jvm and qcv language, so workaround.
# We export LANG environment variable to es_ES.UTF-8, so jclic work correctly
# with puntuation signs, accents and so on, but jclic enviroment gui uses older
# LANG value, viewing gui with the same language as gnome/lxde/X environment.
USER_LANG=$(echo $LANG|cut -d "_" -f1)

export JAVA=${JAVA:=java}

#hacking for leia
export LANG=es_ES.UTF-8
#export LANG=es_ES.utf8


VAR_LIST="PULSEAUDIO_ENABLED LLIUREX_TCOS_TEACHER" 
eval `/usr/sbin/llxcfg-showvars ${VAR_LIST}`

# Pulseaudio if present in classroom client and server
if [ "$PULSEAUDIO_ENABLED" = "true" ] ; then

   if [ "$LLIUREX_TCOS_TEACHER" = "Y" ] ; then
	   REMOTE_DISPLAY=$(echo $DISPLAY| awk -F ":" '{print $1}')

	   # if remote_display variable has value, then its a thin client client and force no Via hack
	   if [ "$REMOTE_DISPLAY" ] ; then
	      if [ -x /usr/bin/padsp ]; then
		 padsp -s "$REMOTE_DISPLAY" -n JClic -m JClic-stream $JAVA -jar /usr/share/java/jclic.jar -closestreams=false -language=$USER_LANG "$@" &>/dev/null &
		 exit 0
	      fi
	   elif [ "$PULSE_SERVER" ] ; then
	      if [ -x /usr/bin/padsp ]; then
		 padsp -s "$PULSE_SERVER" -n JClic -m JClic-stream $JAVA -jar /usr/share/java/jclic.jar -language=$USER_LANG "$@" &>/dev/null &
		 exit 0
	      fi
	   else
	      if [ -x /usr/bin/padsp ]; then
		 padsp -n JClic -m JClic-stream $JAVA -jar /usr/share/java/jclic.jar -language=$USER_LANG "$@" &>/dev/null &
		 exit 0
	      fi
	   fi
   # remote_display has no value, so its the real server or classroom client
   else
      if [ -x /usr/bin/padsp ]; then
         padsp -n JClic -m JClic-stream $JAVA -jar /usr/share/java/jclic.jar -language=$USER_LANG "$@" &>/dev/null &
         exit 0
      fi 
   fi
# for standalone workstations now pulseaudio wrapper is necessary
else
   if [ -x /usr/bin/padsp ]; then
      padsp -n JClic -m JClic-stream $JAVA -jar /usr/share/java/jclic.jar -language=$USER_LANG "$@" &>/dev/null &
      exit 0
   else
      exec $JAVA -jar /usr/share/java/jclic.jar -language=$USER_LANG "$@"
   fi
fi