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| -rw-r--r-- | filters/email-libravatar.lua | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/filters/email-libravatar.lua b/filters/email-libravatar.lua new file mode 100644 index 0000000..a248be4 --- /dev/null +++ b/filters/email-libravatar.lua @@ -0,0 +1,26 @@ +-- 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 +-- <http://mkottman.github.io/luacrypto/> +-- + +local crypto = require("crypto") + +function filter_open(email, page) + buffer = "" + md5 = crypto.digest("md5", email:sub(2, -2):lower()) +end + +function filter_close() + html("<img src='//cdn.libravatar.org/avatar/" .. md5 .. "?s=13&d=retro' width='13' height='13' alt='Libravatar' /> " .. buffer) + return 0 +end + +function filter_write(str) + buffer = buffer .. str +end + + |