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|
#!/usr/bin/env bash
DEFPATH="$HOME/Pictures/defaultWall"
WALLFILE="$HOME/Pictures/wallconfig"
WALLLINK="$HOME/Pictures/current_wall"
BINNAME="setwall"
function unsetwalls() {
echo unsetting $@
for wall in $@; do
sed -i.bak "/$wall/d" $WALLFILE
done
}
function delete() {
echo deleting wallfile
rm $WALLFILE
}
function unsetall() {
echo clearing wallfile
echo -n > $WALLFILE
}
function setwalls() {
for wall in $@; do
if grep -q $wall "$WALLFILE"; then
echo $wall already set
else
echo setting $wall
echo $wall >> $WALLFILE
fi
done
}
function applywall() {
echo applying wallpaper $1
rm $WALLLINK
ln -s $(pwd)/$1 $WALLLINK
feh --bg-fill $1
}
function reapply() {
echo reapplying linked wallpaper
feh --bg-fill $WALLLINK
}
function help() {
echo "Wallpaper mangement script"
echo
echo "Syntax: ${BINNAME} OPTIONS"
echo "options:"
echo " -A, --apply [OPTIONS] applies a random wallpaper"
echo " -S, --set FILES sets new wallpapers"
echo " -U, --unset [OPTIONS] [FILES] unsets new wallpapers"
echo " -P, --preview FILE temporarily sets a wallpaper"
echo " -h, --help this message"
echo
echo "unset options:"
echo " -a, --all clears wallconfig file"
echo " -d, --delete deleted wallconfig file"
echo
echo "apply options:"
echo " -r, --reapply reapply last applied wallpaper"
}
function unknown() {
echo "${BINNAME}: unknown option $1" 1>&2
exit 1
}
if [[ $# -eq 0 ]]; then
echo "${BINNAME}: no arguments given" 1>&2
help
exit 1
fi
mode="N"
pos=""
while [[ $# -gt 0 ]]; do
keys="$1"
# If $1 does is single - argument
if [[ $1 == '-'* ]] && [[ ! $1 == '--'* ]] ; then
# Remove first -
keys=${keys#?}
# Place space between each character
keys=$(echo $keys | sed 's/./-& /g')
fi
for key in $keys; do
case $mode in
U)
case $key in
-a|--all)
unsetall
exit 0
;;
-d|--delete)
delete
exit 0
;;
'-'*|'--'*)
unknown $key
;;
*)
pos="$pos $key"
shift
;;
esac
;;
A)
case $key in
-r|--reapply)
reapply
exit 0
;;
'-'*|'--'*)
unknown $key
;;
*)
echo Unexpected argument
help
exit 0
;;
esac
;;
S)
pos="$pos $key"
shift
;;
*)
case $key in
-A|--apply)
mode="A"
shift
;;
-U|--unset)
mode="U"
shift
;;
-S|--set)
mode="S"
shift
;;
-P|--preview)
applywall $2
exit 0
;;
-h|--help)
help
shift
exit 0
;;
*)
unknown $key
;;
esac
;;
esac
done
done
case $mode in
U)
unsetwalls $pos
;;
S)
setwalls $pos
;;
A)
applywall $(shuf -n 1 $WALLFILE)
;;
esac
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