#!/bin/sh
#
# Send MIME-encoded files
#

trap 'r=$?; rm -f $tmpfile ~/.mc.sel; exit $r' 0 1 2 3 13 15

if [ $# -lt 2 ]; then
    echo "usage: mmsend address subject [file ...]" >&2
    exit 1
fi
address=$1; subject=$2; shift 2

if [ $# -eq 0 ]; then
    mcsel -k; [ -f ~/.mc.sel ] || exit 1
fi

tmpfile=$(mktemp ~/.mmsend.XXXXXX) || exit 1
echo "Enter descriptive message to recipient, end with a single dot:"
while read -r line; do
    [ "$line" = "." ] && break
    echo "$line" >>$tmpfile
done
[ -s $tmpfile ] && opts="-m text/plain -D \"Descriptive text\" -f $tmpfile"

if [ $# -eq 0 ]; then
    oifs="$IFS"; IFS="
"
    set $(cat ~/.mc.sel)
    IFS="$oifs"
fi

for file in "$@"; do
    [ ! -f "$file" ] && { echo "Can't find file \`$file'" >&2; exit 1; }
#    type="$(file -i "$file" | sed -E 's/^[^:]+: +([^,; ]+).*$/\1/')"
    type="$(file "$file" | magic2mime)"
    name=$(basename "$file")
    [ -n "$opts" ] && opts="$opts -n "
    opts="$opts -m $type'; name=\"$name\"' -D \"$name\" -f \"$file\" -e base64"
done

eval "metasend -b -t $address -s \"$subject\" $opts"
.