From 1167dbb95bcd6bb2916312a7900e360c101e7eca Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Tue, 14 Jan 2014 12:01:58 +0100
Subject: email-gravatar: fix html syntax issues

* make ampersand a html entity
* add required alt attribute
* add required img end tag
---
 filters/email-gravatar.lua | 2 +-
 filters/email-gravatar.py  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/filters/email-gravatar.lua b/filters/email-gravatar.lua
index 9feb611..22f0641 100644
--- a/filters/email-gravatar.lua
+++ b/filters/email-gravatar.lua
@@ -15,7 +15,7 @@ function filter_open(email, page)
 end
 
 function filter_close()
-	html("<img src='//www.gravatar.com/avatar/" .. md5 .. "?s=13&d=retro' style='height:10pt;width:10pt'> " .. buffer)
+	html("<img src='//www.gravatar.com/avatar/" .. md5 .. "?s=13&amp;d=retro' style='height:10pt;width:10pt' alt='Gravatar' /> " .. buffer)
 end
 
 function filter_write(str)
diff --git a/filters/email-gravatar.py b/filters/email-gravatar.py
index 5d08ea8..97f21cf 100755
--- a/filters/email-gravatar.py
+++ b/filters/email-gravatar.py
@@ -36,4 +36,4 @@ sys.stdout = codecs.getwriter("utf-8")(sys.stdout.detach())
 md5 = hashlib.md5(email.encode()).hexdigest()
 text = sys.stdin.read().strip()
 
-print("<img src='//www.gravatar.com/avatar/" + md5 + "?s=13&d=retro' style='height:10pt;width:10pt'> " + text)
+print("<img src='//www.gravatar.com/avatar/" + md5 + "?s=13&amp;d=retro' style='height:10pt;width:10pt' alt='Gravatar' /> " + text)
-- 
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