getrfc

getrfc

#!/bin/zsh

# Retrieve RFC and/or drafts. By Miek Gieben (c) 2012, licensed under the GPL v2.

# RFC urls
# http://tools.ietf.org/pdf/rfc5737
# http://tools.ietf.org/rfc/rfc5737.txt
# Draft urls
# http://tools.ietf.org/id/draft-gieben-auth-denial-of-existence-dns-00.txt
# http://tools.ietf.org/pdf/draft-gieben-auth-denial-of-existence-dns-00.txt

tools="http://tools.ietf.org"
getopts "p" pdf
if [[ $pdf == "p" ]]; then shift; fi

for rfc in "$@"; do 
    if [[ $rfc =~ ^[0-9]+$ ]]; then
        echo RFC >&2
        case $pdf in
        "")
            wget -q $tools/rfc/rfc$rfc.txt -O $rfc.txt && echo $rfc.txt >&2
        ;;
        "p")
            wget -q $tools/pdf/rfc$rfc -O $rfc.pdf && echo $rfc.pdf >&2
        ;;
        esac
        continue
    fi

    echo I-D >&2
    case $pdf in
    "")
        wget -q $tools/id/$rfc -O $rfc.txt && echo $rfc.txt >&2
    ;;
    "p")
        wget -q $tools/pdf/$rfc -O $rfc.pdf && echo $rfc.pdf >&2
    ;;
    esac
done