[PATCH 12/12] filter: add gravatar lua script

Jason A. Donenfeld Jason at zx2c4.com
Mon Jan 13 05:11:19 CET 2014


Signed-off-by: Jason A. Donenfeld <Jason at zx2c4.com>
---
 filters/email-gravatar.lua | 25 +++++++++++++++++++++++++
 filters/email-gravatar.py  |  3 +++
 2 files changed, 28 insertions(+)
 create mode 100644 filters/email-gravatar.lua

diff --git a/filters/email-gravatar.lua b/filters/email-gravatar.lua
new file mode 100644
index 0000000..ef1bdbc
--- /dev/null
+++ b/filters/email-gravatar.lua
@@ -0,0 +1,25 @@
+-- This script may be used with the email-filter or repo.email-filter settings in cgitrc.
+-- It adds gravatar icons to author names. It is designed to be used with the lua:
+-- prefix in filters. It is much faster than the corresponding python script.
+--
+-- Requirements:
+-- 	luacrypto >= 0.3
+-- 	<http://mkottman.github.io/luacrypto/>
+--
+
+require("crypto")
+
+function filter_open(email)
+	buffer = ""
+	md5 = crypto.digest("md5", email:sub(2, -2):lower())
+end
+
+function filter_close()
+	html("<img src='//www.gravatar.com/avatar/" .. md5 .. "?s=16&d=retro' style='height:10pt;width:10pt'> " .. buffer)
+end
+
+function filter_write(str)
+	buffer = buffer .. str
+end
+
+
diff --git a/filters/email-gravatar.py b/filters/email-gravatar.py
index d635b45..52a184b 100755
--- a/filters/email-gravatar.py
+++ b/filters/email-gravatar.py
@@ -1,5 +1,8 @@
 #!/usr/bin/env python3
 
+# Please prefer the email-gravatar.lua using lua: as a prefix over this script. This
+# script is very slow, in comparison.
+#
 # This script may be used with the email-filter or repo.email-filter settings in cgitrc.
 #
 # The following environment variables can be used to retrieve the configuration
-- 
1.8.5.2



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