-- This script may be used with the email-filter or repo.email-filter settings in cgitrc. -- It adds libravatar icons to author names. It is designed to be used with the lua: -- prefix in filters. -- -- Requirements: -- luacrypto >= 0.3 -- -- local crypto = require("crypto") function filter_open(email, page) buffer = "" md5 = crypto.digest("md5", email:sub(2, -2):lower()) end function filter_close() baseurl = os.getenv("HTTPS") and "https://seccdn.libravatar.org/" or "http://cdn.libravatar.org/" html("Libravatar " .. buffer) return 0 end function filter_write(str) buffer = buffer .. str end