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|
#!/bin/sh
# TODO add the option error checking with optind
err() {
echo "${0}": "${1}"
exit 1
}
help() {
cat << EOF
$0: Wrapper script to set wallpapers
options:
-d [File] Select a wallpaper or a directory
-h Print this message and exit
-c Remove the current wallpaper
NOTE: default wallpaper directory is ~/.config/wallpapers
EOF
}
waldir="${XDG_CONFIG_HOME:-$HOME}/.config/wallpapers"
while getopts "hcd:" option; do
case "${option}" in
h)
help
exit 0
;;
c)
xwallpaper --clear > /dev/null 2>&1 \
|| err "Couldn't clear wallpaper"
exit 0
;;
d) buf="${OPTARG}" ;;
*) err 'add -h for help' ;;
esac
done
if [ -n "${buf}" ]; then
case $(file -b --mime-type "${buf}") in
image/*) image="${buf}" ;;
inode/directory) waldir="${buf}" ;;
*) err "Couldn't read given file" ;;
esac
fi
if [ -z "${image}" ]; then
image=$(find "${waldir}" -iregex '.*\.jpeg\|.*\.jpng\|.*\.png' 2>/dev/null \
| shuf -n 1 2>/dev/null)
fi
xwallpaper --zoom "${image}" > /dev/null 2>&1 || err "Couldn't set wallpaper"
echo "${image}"
|
