#!/bin/sh
#
# script-fu:       Starts the GIMP script fu server
#
# Version:      @(#) /etc/init.d/script-fu 1.0
#
# chkconfig: 2345 90 10
# description: Starts and stops the Gimp Script-FU  Server at boot time and \
# shutdown. It also takes care of (re-)generating font lists.
#
# processname: script-fu
# config: /etc/sysconfig/script-fu
# hide: false

# Source function library.
. /etc/init.d/functions
if [ -e /etc/sysconfig/script-fu ]; then
. /etc/sysconfig/script-fu
fi

umask 133

prog=script-fu

# Make sure that xfs has "/" as the CWD
cd /

# screen number is arbitrarily chosen to not conflict with existing
# installations. THIS IS NOT **YOUR** DISPLAY, it is the virtual display
# used by Xvfb when running the script fu server.
SCREENUM=24
DISPLAY=:$SCREENUM.0
TMP=/var/tmp
SF_PORT=10008
LOG_PATH="/var/log/httpd/script-fu-log"
ERR_LOG_PATH="/var/log/httpd/script-fu-errs"
NET_FU_PATH='/var/www/html/net-fu'
GIMPRC="$NET_FU_PATH/etc/gimprc_user"
CHKFONTPATH="/usr/sbin/chkfontpath"

buildfontlist() {
   pushd . &> /dev/null
   for d in $(/usr/sbin/chkfontpath --list | cut -f 2 -d ':') ;do
      if [ -d "$d" ]; then
         cd $d
         # Check if we need to rerun mkfontdir
         NEEDED=no
         if ! [ -e fonts.dir ]; then
            NEEDED=yes
         elif [ "$(find . -type f -cnewer fonts.dir 2>/dev/null)" != "" ];then
            NEEDED=yes
         fi
         if [ "$NEEDED" = "yes" ]; then
            rm -f fonts.dir &>/dev/null
            if ls | grep -i "\.tt[cf]$" &>/dev/null; then
               # TrueType fonts found...
               ttmkfdir -d . -o fonts.scale
               mkfontcache . &>/dev/null
               mkfontdir . &>/dev/null
               [ -e fonts.dir ] && chmod 644 fonts.scale fonts.dir
            fi
            if [ "$(ls |egrep -iv '\.tt[cf]$|^fonts\.|^encodings\.')" != "" ]; then
               # This directory contains fonts that are not TrueType...
               mkfontcache . &>/dev/null
               mkfontdir . &>/dev/null
               [ -e fonts.dir ] && chmod 644 fonts.dir
            fi
         fi
      fi
   done
   popd &> /dev/null
}

start_gimp() {
   ret=0
   if [ ! -e /var/lock/subsys/script-fu ]; then
       gimp --display $DISPLAY --gimprc $GIMPRC --no-interface --batch "(extension-script-fu-server 1 $SF_PORT \"$LOG_PATH\")" "(gimp-quit 0)" 1>$ERR_LOG_PATH 2>&1 &
       ret=$?
       [ $ret -eq 0 ] && touch /var/lock/subsys/script-fu
   fi
   return $ret
}	

start_xvfb() {
   ret=0
   if [ ! -e /var/lock/subsys/xvfb ]; then
       if [ -L /usr/X11R6/bin/X ]; then
          if ! [ -d $TMP/.script-fu ]; then
              mkdir $TMP/.script-fu
          fi
          Xvfb :$SCREENUM -fp tcp/localhost:7100 -screen 0 1280x1024x8 -pixdepths 3 27 -fbdir $TMP/.script-fu &
          ret=$?
          [ $ret -eq 0 ] && touch /var/lock/subsys/xvfb
          sleep 2
       fi
   fi
   return $ret
}	

start() {
   if [ -x /usr/X11R6/bin/Xvfb ]; then
      echo -n "Starting Framebuffer X server: "
      start_xvfb
      [ $? != 0 ] && echo_failure || echo_success
      echo
   fi
   echo -n "Adding freefonts to font path: "
   xset -display $DISPLAY fp+ $NET_FU_PATH/fonts/Type1/freefont
   if [ $? != 0 ]; then echo_failure
   else
       $CHKFONTPATH -a  $NET_FU_PATH/fonts/Type1/freefont
       [ $? != 0 ] && echo_failure || echo_success
   fi
   echo
   echo -n "Adding SHAREWARE ATM Fonts to font path: "
   xset -display $DISPLAY fp+ $NET_FU_PATH/fonts/Type1/sharefont
   if [ $? != 0 ]; then echo_failure
   else
       $CHKFONTPATH -a  $NET_FU_PATH/fonts/Type1/sharefont
       [ $? != 0 ] && echo_failure || echo_success
   fi
   echo
   echo -n "Rehash font path: "
   xset fp rehash
   [ $? != 0 ] && echo_failure || echo_success
   echo
   echo -n "Starting Gimp Script-Fu Server: "
   start_gimp
   [ $? != 0 ] && echo_failure || echo_success
   echo
   return $ret
}	

stop() {
   echo -n "Shutting down Gimp Server: "
   killproc script-fu 1>/dev/null 2>&1
   ret=$?
   [ "$ret" -eq 0 ] && success $"$base shutdown" || failure $"$base shutdown"
   [ $ret -eq 0 ] && rm -f /var/lock/subsys/script-fu
   echo
   if [ -e /var/lock/subsys/xvfb ]; then
       echo -n "Removing freefonts from font path: "
       xset -display $DISPLAY fp- $NET_FU_PATH/fonts/Type1/freefont 1>/dev/null 2>&1
       if [ $? != 0 ]; then echo_failure
       else $CHKFONTPATH -r  $NET_FU_PATH/fonts/Type1/freefont 1>/dev/null 2>&1
       [ $? != 0 ] && echo_failure || echo_success
       fi
       echo
       echo -n "Removing SHAREWARE ATM Fonts from font path: "
       xset -display $DISPLAY fp- $NET_FU_PATH/fonts/Type1/sharefont 1>/dev/null 2>&1
       if [ $? != 0 ]; then echo_failure
       else $CHKFONTPATH -r  $NET_FU_PATH/fonts/Type1/sharefont 1>/dev/null 2>&1
       [ $? != 0 ] && echo_failure || echo_success
       fi
       echo
       echo -n "Rehash font path: "
       xset fp rehash
       [ $? != 0 ] && echo_failure || echo_success
       echo
   fi
   echo -n "Shutting down Framebuffer X server: "
   killproc Xvfb
   ret=$?
   [ $ret -eq 0 ] && rm -f /var/lock/subsys/xvfb
   echo
   return $ret
}	

rhstatus() {
   status Xvfb
   status script-fu
}	

reload() {
#   if [ -f /var/lock/subsys/xfs ]; then
#      echo -n $"Reloading $prog: "
#      [ -x /usr/sbin/chkfontpath ] && buildfontlist
#      killproc xfs -USR1
#      ret=$?
#      echo
#      return $ret
#   else
      stop
      start
#   fi
}

restart() {
   echo $"Restarting $prog:"
   stop
   start
}

case "$1" in
  start)
  	start
	;;
  stop)
  	stop
	;;
  restart)
    restart
    ;;
  reload)
  	reload
	;;
  condrestart)
  	[ -f /var/lock/subsys/xvfb ] && [ -f /var/lock/subsys/script-fu ] && reload || :
  	[ -f /var/lock/subsys/xfs ] && reload || :
	;;
  status)
  	rhstatus
	;;
  *)
	echo $"Usage: $prog {start|stop|status|restart|reload|condrestart}"
	exit 1
esac

exit $?