fluxbox/util/bsetbg

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#!/bin/sh
# Copyright (c) 2000 LordZork Industries (lordzork@lordzork.com)
#
# 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, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# 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. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
error_msg()
{
case $INFO in yes|y|1) info_msg; esac
case $1 in
1)
echo; echo "$NAME: configuration error: $OPTION=\"$VALUE\""
echo "$NAME: please edit $CONFIG and provide the correct variable."
;;
2)
echo; echo "$NAME: error: couldn't execute '$APP'! tried to run fallback option $ARGUMENT"
echo "$NAME: but quit because of the following error in $CONFIG:"
echo "$NAME: $OPTION= $VALUE"
echo "$NAME: please edit $CONFIG and provide the correct variable!"
;;
3)
echo; echo "$NAME: error: couldn't find any suitable image applications in the system path!"
echo
error_msg url
;;
4)
echo; echo "$NAME: error: invalid option, or non-existent image ($ARGUMENT)."
;;
5)
echo; echo "$NAME: error: the image you specified ($IMAGE) could not be found."
;;
6)
echo; echo "$NAME: error: please specify a valid image."
;;
7)
echo; echo "$NAME: error: bsetroot couldn't be found! check your blackbox installation."
;;
8)
echo; echo "$NAME: error: wrong number of arguments!"
echo "$NAME: make sure you enclosed the options for '$APP' in double quotes."
;;
nobgapp)
echo; echo "$NAME: error: tried to run '$VALUE' for $ARGUMENT argument,"
echo "$NAME: but couldnt find '$APP' in the path! please fix the following"
echo "$NAME: line in $CONFIG to point to an existing application:"
echo "$NAME: $OPTION=\"$VALUE\""
;;
nogrep)
echo "$NAME: error: couldn't find grep!"
echo "this script needs grep to be in your path in order to function."
echo "you can get GNU grep from ftp://ftp.gnu.org/bin/gnu/grep/" && exit 1
;;
url)
echo "it is suggested that you use qiv, xli (xsetbg), or xv."
echo "you can obtain them at the following locations:"
echo
echo " qiv: http://www.klografx.de/software/qiv.shtml"
echo " xli: http://pantransit.reptiles.org/prog/#xli"
echo " xv: http://www.trilon.com/xv/downloads.html"
echo
echo "the above URLs are current as of 05/23/2000."
esac
exit 1
}
help_msg()
{
echo "$NAME $VERSION: $MORE"
echo "options:"
echo
echo " (none) image is set using default values"
echo
echo " -full, -f image is set fullscreen"
echo " -tile, -t image is set tiled"
echo " -center, -c image is set centered"
echo
echo " -app, -a <application> image is set using <application> with"
echo " <"'"application options"'"> quote-enclosed \"options\" and"
echo " -center, -c|-tile, -t|-full, -f default fallback option"
echo
echo " -display <string> display to connect to (bsetroot only)"
echo " -mod <x> <y> sets bsetroot modula pattern"
echo " -foreground, -fg <color> modula foreground color"
echo " -background, -bg <color> modula background color"
echo
echo " -gradient <texture> sets bsetroot gradient texture"
echo " -from <color> gradient start color"
echo " -to <color> gradient end color"
echo
echo " -solid <color> sets bsetroot solid color"
echo
echo " -version, -v outputs $NAME's version number"
echo " -info, -i outputs configuration info"
echo " -help, -h this message"
echo
echo "usage: <options...> <image>"
exit 0
}
info_msg()
{
case $ERROR in
[1-3])
SUMMARY="error: some variables are blank"
;;
4)
SUMMARY="no values have been specified"
;;
0)
SUMMARY="looks good"
esac
case $APP_ERROR in [1-4])
SUMMARY="error: some applications couldn't be found!"
esac
case `which bsetroot 2>&1` in
*/*bsetroot)
BSETROOT=`which bsetroot`
;;
*)
BSETROOT="(error: not found)"
case $ERROR in
1-4)
SUMMARY="$SUMMARY, and bsetroot does not seem to be present."
;;
*)
SUMMARY="$SUMMARY, but bsetroot does not seem to be present."
esac
esac
echo "$NAME $VERSION configuration:"
echo
echo " bsetroot: $BSETROOT"
echo
echo " reading configuration from: $CONFIG"
echo
echo " configuration values:"
echo
case $FULL_BGAPP_MSG in
*"not found")
echo " fullscreen (ERROR): $FULL_BGAPP_MSG"
;;
*)
echo " fullscreen (FULL): $FULL_MSG"
esac
echo
case $TILE_BGAPP_MSG in
*"not found")
echo " tiled (ERROR): $TILE_BGAPP_MSG"
;;
*)
echo " tiled (TILE): $TILE_MSG"
esac
echo
case $CENTER_BGAPP_MSG in
*"not found")
echo " centered (ERROR): $CENTER_BGAPP_MSG"
;;
*)
echo " centered (CENTER): $CENTER_MSG"
esac
echo
case $DEFAULT_BGAPP_MSG in
*"not found")
echo " default (ERROR): $DEFAULT_BGAPP_MSG"
;;
*)
echo " default (DEFAULT): $DEFAULT_MSG"
esac
echo
echo " summary: $SUMMARY"
exit 0
}
find_app()
{
case `which $1 2>&1` in
*/*$1)
echo "$NAME: checking for $1... `which $1`"
echo "### $app" >> $TMPFILE
echo "# FULL=\"$full\"" >> $TMPFILE
echo "# TILE=\"$tile\"" >> $TMPFILE
echo "# CENTER=\"$center\"" >> $TMPFILE
echo "# DEFAULT=\"$default\"" >> $TMPFILE
echo >> $TMPFILE
FULL=$full
TILE=$tile
CENTER=$center
DEFAULT=$default
APP=$app
;;
*)
echo "$NAME: checking for $1... not found."
esac
}
search_display()
{
### display
full="display -geometry 800x600 -window root"
tile="display -window root"
center="display -backdrop -window root"
default=$center
find_app display
}
search_Esetroot()
{
### Esetroot
full="Esetroot -scale"
tile="Esetroot"
center="Esetroot -c"
default=$center
find_app Esetroot
}
search_wmsetbg()
{
### wmsetbg
full="wmsetbg -s -S"
tile="wmsetbg -t"
center="wmsetbg -e"
default=$center
find_app wmsetbg
}
search_xli()
{
### xli
case `which xsetbg 2>&1` in
*/*xsetbg)
full="xsetbg -fillscreen"
tile="xsetbg"
center="xsetbg -center"
default=$center
app="xsetbg (xli)"
find_app xsetbg
;;
*)
case `which xli 2>&1` in */*xli)
full="xli -fillscreen -onroot -quiet"
tile="xli -onroot -quiet"
center="xli -center -onroot quiet"
default=$center
app=xli
find_app xli
esac
esac
}
search_qiv()
{
### qiv
full="qiv --root_s"
tile="qiv --root_t"
center="qiv --root"
default=$center
find_app qiv
}
search_xv()
{
### xv
full="xv -max -smooth -root -quit"
tile="xv -root -quit"
center="xv -rmode 5 -root -quit"
default=$center
find_app xv
}
rm_tmpfiles()
{
[ -f $TMPFILE ] && rm -f $TMPFILE
[ -f $TMPFILE2 ] && rm -f $TMPFILE2
}
create_config()
{
trap rm_tmpfiles INT QUIT STOP TERM
case $UID in 0)
if [ "$ARGUMENT" != "-r" ]; then
echo "$NAME: running X as root is a security hazard, and is NOT a good idea!"
echo "$NAME: if you insist upon having a ~/.fluxbox/bsetbg for root, run bsetbg with"
echo "$NAME: the '-r' flag to force its creation. you have been warned!"
exit 1
fi
esac
case $ARGUMENT in
-r)
echo "$NAME: creating configuration for root (BAD IDEA)..."
;;
*)
echo "$NAME: $CONFIG not found, creating..."
esac
rm_tmpfiles
for app in $IMAGE_APPS; do
search_$app
done
if [ -z "$FULL" ] || [ -z "TILE" ] || [ -z "$CENTER" ]; then
rm -f $TMPFILE
INFO= && error_msg 3
fi
if [ ! -d ~/.fluxbox ]; then
mkdir ~/.fluxbox
fi
echo "# $CONFIG" >> $CONFIG
echo "#" >> $CONFIG
echo "# automagically generated with loving care by $NAME $VERSION on `date`" >> $CONFIG
echo "#" >> $CONFIG
echo "# uncomment the set below that corresponds to your favorite root-image" >> $CONFIG
echo "# application, or mix and match to suit your pleasure." >> $CONFIG
echo "#" >> $CONFIG
echo "# xli misbehaves under larger screen resolutions when using the -fillscreen" >> $CONFIG
echo "# option. use -fullscreen if your resolution is higher than 1024x768." >> $CONFIG
echo "#" >> $CONFIG
echo; echo >> $CONFIG
echo "### $APP" >> $CONFIG
echo "FULL=\"$FULL\"" >> $CONFIG
echo "TILE=\"$TILE\"" >> $CONFIG
echo "CENTER=\"$CENTER\"" >> $CONFIG
echo "DEFAULT=\"$DEFAULT\"" >> $CONFIG
echo >> $CONFIG
cat $TMPFILE | grep -v $APP > $TMPFILE2
cat "$TMPFILE2" >> $CONFIG
rm -f $TMPFILE $TMPFILE2
if [ -f $CONFIG ]; then
echo "$NAME: default configuration was created in $CONFIG."
else
echo "ERROR: $CONFIG not found!" && exit 1
fi
}
check_config_apps()
{
BGAPP=$1
case `which $1 2>&1` in
*/*$1)
BGAPP_MSG="`which $1`"
;;
*)
BGAPP_MSG="$BGAPP: not found"
APP_ERROR=`expr $APP_ERROR + 1`
esac
}
check_config_vars()
{
ERROR=0
APP_ERROR=0
if [ -z "$FULL" ]; then
FULL_MSG="(no value)" && ERROR=`expr $ERROR + 1`
else
check_config_apps $FULL
FULL_BGAPP_MSG=$BGAPP_MSG
FULL_BGAPP=$BGAPP
FULL_MSG="$FULL"
fi
if [ -z "$TILE" ]; then
TILE_MSG="(no value)" && ERROR=`expr $ERROR + 1`
else
check_config_apps $TILE
TILE_BGAPP_MSG=$BGAPP_MSG
TILE_BGAPP=$BGAPP
TILE_MSG="$TILE"
fi
if [ -z "$CENTER" ]; then
CENTER_MSG="(no value)" && ERROR=`expr $ERROR + 1`
else
check_config_apps $CENTER
CENTER_BGAPP_MSG=$BGAPP_MSG
CENTER_BGAPP=$BGAPP
CENTER_MSG="$CENTER"
fi
if [ -z "$DEFAULT" ]; then
DEFAULT_MSG="(no value)" && ERROR=`expr $ERROR + 1`
else
check_config_apps $DEFAULT
DEFAULT_BGAPP_MSG=$BGAPP_MSG
DEFAULT_BGAPP=$BGAPP
DEFAULT_MSG="$DEFAULT"
fi
}
final_error_check()
{
case $ARGUMENT in
*full|-f|c)
OPTION=FULL
VALUE=$FULL_MSG
FB_ARG=$FULL
case $FULL_BGAPP_MSG in *"not found")
APP=$FULL_BGAPP
error_msg nobgapp
esac
;;
*tile|-t|t)
OPTION=TILE
VALUE=$TILE_MSG
FB_ARG=$TILE
case $TILE_BGAPP_MSG in *"not found")
APP=$TILE_BGAPP
error_msg nobgapp
esac
;;
*center|-c|c)
OPTION=CENTER
VALUE=$CENTER_MSG
FB_ARG=$CENTER
case $CENTER_BGAPP_MSG in *"not found")
APP=$CENTER_BGAPP
error_msg nobgapp
esac
;;
*)
OPTION=DEFAULT
VALUE=$DEFAULT_MSG
FB_ARG=$DEFAULT
ARGUMENT=default
case $DEFAULT_BGAPP_MSG in *"not found")
APP=$DEFAULT_BGAPP
error_msg nobgapp
esac
if [ "$IMAGE_EXISTS" != yes ]; then
error_msg 4; fi
esac
case $VALUE in "(no value)")
if [ -n "$APP" ]; then
error_msg 2
else
error_msg 1
fi
esac
}
check_config()
{
if [ ! -f $CONFIG ]; then
create_config
fi
check_old_config
. $CONFIG
check_config_vars
final_error_check
}
check_image()
{
case "$IMAGE" in
*~/*)
IMAGE="$HOME/`basename $IMAGE`"
esac
case $NOARG in
yes|y|1)
NUM=4
;;
*)
if [ -n "$IMAGE" ]; then
NUM=5
else
NUM=6
fi
case $IMAGE in $ARGUMENT|"."|"./")
error_msg 6
esac
esac
if [ ! -e "$IMAGE" ]; then
error_msg $NUM
else
IMAGE_EXISTS=yes
fi
}
exec_app()
{
case `which $APP 2>&1` in
*/*$APP)
check_image
final_error_check
exec $APP $ARGS "$IMAGE"
;;
*)
check_image
check_config
exec $FB_ARG "$IMAGE"
esac
}
check_bsetroot_args()
{
case $1 in
-mod)
ARGS="$1 $2 $3 $4 $5 $6 $7"
;;
-gradient)
ARGS="$1 $2 $3 $4 $5 $6"
;;
-solid)
ARGS="$1 $2"
esac
}
exec_bsetroot()
{
case `which bsetroot 2>&1` in
*/*bsetroot)
exec bsetroot $ARGS
;;
*)
error_msg 7
esac
}
check_old_config()
{
if [ -f $CONFIG ]; then
. $CONFIG
if [ -n "$BGAPP" ] || [ -n "$CENTER_ARGS" ] || \
[ -n "$TILED_ARGS" ] || [ -n "$OTHER_ARGS" ] || \
[ -n "$DEFAULT_ARGS" ]; then
echo " this version of $NAME ($VERSION) no longer uses the old configuration format."
echo " please update $CONFIG with the new syntax:"
echo
echo " CENTER=\"value\""
echo " FULL=\"value\""
echo " TILE=\"value\""
echo " DEFAULT=\"value\""
echo
echo " see the sample.config file for details."
exit 0
fi
fi
}
debug()
{
echo "DEBUG:--------------------------"
echo "config: $CONFIG"
echo "full: $FULL"
echo "tile: $TILE"
echo "center: $CENTER"
echo "default: $DEFAULT"
echo "error: $ERROR"
echo "app error: $APP_ERROR"
echo "argument: $ARGUMENT"
echo "________________________________"
echo
}
IMAGE_APPS="display Esetroot wmsetbg xv xli qiv"
CONFIG="$HOME/.fluxbox/bsetbg"
NAME=bsetbg
VERSION=1.12
MORE="(C) 2000 by lordzork industries (http://lordzork.com/)"
PATH=$PATH:/usr/bin:/usr/local/bin:/usr/X11R6/bin:/usr/X11/bin
TMPFILE=/tmp/bsetbg.1
TMPFILE2=/tmp/bsetbg.2
ARGUMENT=$1
case `which grep 2>&1` in */*grep) : ;;
*)
error_msg nogrep
esac
case $1 in
*-full|-f|f)
check_config
IMAGE=$2 && check_image
exec $FULL "$IMAGE"
;;
*-tile|*tiled|-t|t)
check_config
IMAGE=$2 && check_image
exec $TILE "$IMAGE"
;;
*-center|-c|c)
check_config
IMAGE=$2 && check_image
exec $CENTER "$IMAGE"
;;
*-app|-a|a)
APP=$2
ARGS="$3"
case $# in
4)
ARGMENT=$3
IMAGE=$4
exec_app
;;
5)
COMMAND=`shift 1 && echo $*`
ARGUMENT=$4
IMAGE=$5
exec_app
;;
*)
error_msg 8
esac
;;
-mod|-gradient|-solid)
check_bsetroot_args $*
exec_bsetroot
;;
-display)
shift 1 && check_bsetroot_args $*
ARGS="-display $ARGS"
exec_bsetroot
;;
*-info|-i|i)
INFO=yes
check_config
info_msg
;;
*-version|-v|v)
echo; echo " $NAME version $VERSION"; echo " $MORE"; exit 0
;;
*-help|-h|h)
help_msg
;;
-r)
case $UID in
0)
if [ -f $CONFIG ]; then
exit 1
else
create_config
fi
;;
*)
exit 1
esac
;;
*)
if [ -n "$1" ]; then
NOARG=yes
IMAGE=$1 && check_image
check_config && final_error_check
exec $DEFAULT "$1"
else
if [ ! -f $CONFIG ]; then
create_config && exit 0
fi
help_msg
fi
esac