#!/bin/ksh -p

#

# Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.

#

# Permission is hereby granted, free of charge, to any person obtaining a

# copy of this software and associated documentation files (the

# "Software"), to deal in the Software without restriction, including

# without limitation the rights to use, copy, modify, merge, publish,

# distribute, and/or sell copies of the Software, and to permit persons

# to whom the Software is furnished to do so, provided that the above

# copyright notice(s) and this permission notice appear in all copies of

# the Software and that both the above copyright notice(s) and this

# permission notice appear in supporting documentation.

#

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT

# OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR

# HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL

# INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING

# FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,

# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION

# WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

#

# Except as contained in this notice, the name of a copyright holder

# shall not be used in advertising or otherwise to promote the sale, use

# or other dealings in this Software without prior written authorization

# of the copyright holder.

#

###########################################################################

#

PATH=/usr/bin:/usr/sbin

. /lib/svc/share/smf_include.sh

USAGE="Usage: $0 { start | refresh }"

FIND_NEWER=/usr/share/desktop-cache/find_newer

if [ $# -ne 1 ] ; then

    echo $USAGE

    exit 2

fi

#

# for each icon directory update the icon cache if:

#  - a index.theme file exist 

# AND 

#  - icons in the directory tree are newer than the icon cache

# OR

#  - if no cache exist but subdirectories (hence icons) are present

#

ICONDIR="/usr/share/icons"

start_icon_cache ()

{

test -x /usr/bin/gtk-update-icon-cache || {

    echo "gtk-update-icon-cache not installed"

    return

}

test -w $ICONDIR || { 

  echo "$ICONDIR is not writable, skipping."

  return

}

for DIR in /usr/share/icons/*; do

     if [ -a "$DIR/index.theme" ] ; then

      if [ -a "$DIR/icon-theme.cache" ] ; then

	RESULT=`${FIND_NEWER} -f -m -c --newer $DIR/icon-theme.cache $DIR 2>/dev/null`

      else

	RESULT=`/usr/bin/find $DIR -type d`

	if [ ${#RESULT} == ${#DIR} ]; then

	  echo "$DIR doesn't contain subdirectories.  No icon cache is needed"

	  RESULT=""

	else

	  RESULT="nocache"

	fi

      fi

      if [ -n "$RESULT" ]; then

	  if [ "$RESULT" == "nocache" ]; then 

	    echo "No icon cache found in $DIR.  Generating one."

	  else

	    echo "Icons newer than the cache found in $DIR.  Updating the cache." 

	  fi

	  rm -f $DIR/.icon-theme.cache

	  /usr/bin/gtk-update-icon-cache $DIR 

	  if [ $? -ne 0 ]; then

	    echo "/usr/bin/gtk-update-icon-cache exited with an error while \

generating the icon cache for $DIR." 

	  else

	    echo "Icon cache successfully generated in $DIR"

	  fi

      fi

     fi

done

}

refresh_icon_cache ()

{

test -x /usr/bin/gtk-update-icon-cache || {

    echo "gtk-update-icon-cache not installed"

    return

}

test -w $ICONDIR || { 

  echo "$ICONDIR is not writable, skipping."

  return

}

for DIR in /usr/share/icons/*; do

     if [ -a "$DIR/index.theme" ] ; then

      if [ -a "$DIR/icon-theme.cache" ] ; then

	rm -f $DIR/icon-theme.cache

	RESULT=`/usr/bin/find $DIR ! -type d -follow 2>/dev/null`

      else

	RESULT=`/usr/bin/find $DIR -type d`

	if [ ${#RESULT} == ${#DIR} ]; then

	  echo "$DIR doesn't contain subdirectories.  No icon cache is needed"

	  RESULT=""

	else

	  RESULT="nocache"

	fi

      fi

      if [ -n "$RESULT" ]; then

	  if [ "$RESULT" == "nocache" ]; then 

	    echo "No icon cache found in $DIR.  Generating one."

	  else

	    echo "Icons newer than the cache found in $DIR.  Updating the cache." 

	  fi

	  rm -f $DIR/.icon-theme.cache

	  /usr/bin/gtk-update-icon-cache $DIR 

	  if [ $? -ne 0 ]; then

	    echo "/usr/bin/gtk-update-icon-cache exited with an error while \

generating the icon cache for $DIR." 

	  else

	    echo "Icon cache successfully generated in $DIR"

	  fi

      fi

     fi

done

}

METHOD=$1

case $METHOD in

    'start')

	# Continue with rest of script

	;;

    'refresh')

	;;

    -*)

	echo $USAGE

	exit 2

	;;

    *)

	echo "Invalid method $METHOD"

	exit 2

	;;

esac

${METHOD}_icon_cache

exit $SMF_EXIT_OK