]> git.cameronkatri.com Git - cgit.git/blobdiff - filters/email-gravatar.lua
git: update to v2.30.1
[cgit.git] / filters / email-gravatar.lua
index 22f0641f11c09cf995664f9922291dee5edb75ff..c39b490d6bb6b923eca3497fb1f6eb759d57a442 100644 (file)
@@ -3,19 +3,29 @@
 -- prefix in filters. It is much faster than the corresponding python script.
 --
 -- Requirements:
---     luacrypto >= 0.3
---     <http://mkottman.github.io/luacrypto/>
+--     luaossl
+--     <http://25thandclement.com/~william/projects/luaossl.html>
 --
 
-local crypto = require("crypto")
+local digest = require("openssl.digest")
+
+function md5_hex(input)
+       local b = digest.new("md5"):final(input)
+       local x = ""
+       for i = 1, #b do
+               x = x .. string.format("%.2x", string.byte(b, i))
+       end
+       return x
+end
 
 function filter_open(email, page)
        buffer = ""
-       md5 = crypto.digest("md5", email:sub(2, -2):lower())
+       md5 = md5_hex(email:sub(2, -2):lower())
 end
 
 function filter_close()
-       html("<img src='//www.gravatar.com/avatar/" .. md5 .. "?s=13&amp;d=retro' style='height:10pt;width:10pt' alt='Gravatar' /> " .. buffer)
+       html("<img src='//www.gravatar.com/avatar/" .. md5 .. "?s=13&amp;d=retro' width='13' height='13' alt='Gravatar' /> " .. buffer)
+       return 0
 end
 
 function filter_write(str)