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authorChristian Hesse <mail@eworm.de>2014-09-10 11:24:07 +0200
committerLukas Fleischer <cgit@cryptocrack.de>2014-12-13 12:38:42 +0100
commit10c5680efb02b534108b174c0967d08ae3e46927 (patch)
treeab56436cbe6eb5fcca38a93a9ee84036e978e354 /filters
parentddfaef6bb28e697491b25bff5a7b260d44ce6ccf (diff)
filter: fix libravatar email-filter https issue
Serving cgit via https and getting avatar via http gives error messages
about untrusted content. This decides whether or not to use https link
by looking at the environment variable HTTPS, which is set in CGI.
Diffstat (limited to 'filters')
-rw-r--r--filters/email-libravatar.lua3
1 files changed, 2 insertions, 1 deletions
diff --git a/filters/email-libravatar.lua b/filters/email-libravatar.lua
index a248be4..b0e2447 100644
--- a/filters/email-libravatar.lua
+++ b/filters/email-libravatar.lua
@@ -15,7 +15,8 @@ function filter_open(email, page)
 end
 
 function filter_close()
-	html("<img src='//cdn.libravatar.org/avatar/" .. md5 .. "?s=13&amp;d=retro' width='13' height='13' alt='Libravatar' /> " .. buffer)
+	baseurl = os.getenv("HTTPS") and "https://seccdn.libravatar.org/" or "http://cdn.libravatar.org/"
+	html("<img src='" .. baseurl .. "avatar/" .. md5 .. "?s=13&amp;d=retro' width='13' height='13' alt='Libravatar' /> " .. buffer)
 	return 0
 end