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-rw-r--r--filters/email-gravatar.lua17
1 files changed, 13 insertions, 4 deletions
diff --git a/filters/email-gravatar.lua b/filters/email-gravatar.lua
index 52cf426..c39b490 100644
--- a/filters/email-gravatar.lua
+++ b/filters/email-gravatar.lua
@@ -3,15 +3,24 @@
-- 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()