#!/bin/sh -e
DST=${DST:-nc paster.example.com 2020}
ext="0:,"
if [ -s "$1" ]; then
    src="$1"
    bn="${1##*/}"
    _ext="${bn##*.}"
    [ "$bn" = "$_ext" ] || ext="${#_ext}:$_ext,"
else
    src=`mktemp`
    trap "rm -f $src" HUP PIPE INT QUIT TERM EXIT
    cat > $src
    [ $# -eq 0 ] || ext="${#1}:$1,"
fi
size=$(perl -e 'print -s $ARGV[0]' "$src")
( echo -n "${ext}${size}:" ; cat "$src" ; echo -n , ) | $DST