tag.sh

msg_list() {
    query="tag:nixossec tag:needs-triage and date:2017-02-22.. and not tag:package-identified"
    notmuch search "$query" | tr '[:upper:]' '[:lower:]'
}

score_subject() {
    # For each word in the subject, search for a package by that name
    # sort by the number of hits
    # remove 0-hit words
    # pick the word with the fewest hits
    (for word in $(echo "$1" | tr ' ' "\n" | sort | uniq); do
         printf "%s\t%d\n" "$word" $(grep -i "$word" ./packages | wc -l);
     done) \
        | sort -n -k2 \
        | awk '$2 > 0 { print $1;}' \
        | head -n1 \
        | sed -e "s/^/+suggested:/" -e "s/$/ $thread/"
}

IFS=$'\n';
(for msg in $(msg_list); do
    thread=$(echo "$msg" | cut -d' ' -f1);
    subj=$(echo "$msg" \
               | cut -d\; -f2 \
               | rev | cut -d\( -f2- | rev \
               | cut -d\] -f2 \
               | sed -e 's/[^A-Za-z0-9._-]/ /g' \
               | sed -e 's/\s-/ /g');
    echo "# $thread: $subj";
    echo "# $msg";

    score_subject "$subj";
done) | notmuch tag --batch