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#!/bin/sh
help() {
cat << EOF
${0}: Wrapper script to take screenshots
options:
-d [File] Write to File
-s Select the area with the cursor
-h Print this message and exit
NOTE: save directory is ~/pic/screenshots
EOF
}
err() {
for line in "$@"; do
echo "${line}" >&2
done
exit 1
}
run() {
if ! ${1} > /dev/null 2>&1; then
err "${2}"
fi
[ -n "${3}" ] && echo "${3}"
exit 0
}
default_dir="${HOME}"/pics/screenshots
s_flg=""
while getopts "d:sh" option; do
case "${option}" in
d) input="${OPTARG}" ;;
s) s_flg="1" ;;
h) help; exit 0 ;;
*) err "Try '${0} -h' for help" ;;
esac
done
shift $((OPTIND - 1))
if [ $# != 0 ];then
err "${0}: Invalid usage" \
"Try '${0} -h' for help."
fi
if [ -n "${input}" ]; then
case $(file -b --mime-type "${input}") in
image/*) outfile="${input}" ;;
inode/directory) outdir="${input}" ;;
*) err "Couldn't read given file" ;;
esac
fi
if [ -z "${outfile}" ]; then
if [ -z "${outdir}" ]; then
[ ! -d "${default_dir}" ] && mkdir -pv "${default_dir}"
outdir="${default_dir}"
fi
outfile="${outdir}"/%b%d::%H%M%S.png
fi
if [ "${s_flg}" = "1" ]; then
run "scrot -zs ${outfile}" "Failed to screenshot"
else
run "scrot -z ${outfile}" "Failed to screenshot"
fi
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