From 0f2b01db32dbad21618abbaeb5ddeddcb9e49a58 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Wed, 19 Mar 2014 02:58:41 -0600
Subject: [PATCH] steal kernel.org's libravatar lua
---
cgit.css | 28 ++++++++++++++++++++++++++++
filters/email-libravatar-hover.lua | 25 +++++++++++++++++++++++++
2 files changed, 53 insertions(+)
create mode 100644 filters/email-libravatar-hover.lua
diff --git a/cgit.css b/cgit.css
index 092883f..dab5977 100644
--- a/cgit.css
+++ b/cgit.css
@@ -934,3 +934,31 @@ div#cgit table.ssdiff td.space {
div#cgit table.ssdiff td.space div {
min-height: 3em;
}
+div#cgit span.libravatar img.onhover {
+ display: none;
+ border: 1px solid gray;
+ padding: 0px;
+ -webkit-border-radius: 4px;
+ -moz-border-radius: 4px;
+ border-radius: 4px;
+ width: 128px;
+ height: 128px;
+}
+
+div#cgit span.libravatar img.inline {
+ -webkit-border-radius: 3px;
+ -moz-border-radius: 3px;
+ border-radius: 3px;
+ width: 13px;
+ height: 13px;
+ margin-right: 0.2em;
+ opacity: 0.6;
+}
+
+div#cgit span.libravatar:hover > img.onhover {
+ display: block;
+ position: absolute;
+ margin-left: 1.5em;
+ background-color: #eeeeee;
+ box-shadow: 2px 2px 7px rgba(100,100,100,0.75);
+}
diff --git a/filters/email-libravatar-hover.lua b/filters/email-libravatar-hover.lua
new file mode 100644
index 0000000..c14b618
--- /dev/null
+++ b/filters/email-libravatar-hover.lua
@@ -0,0 +1,25 @@
+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 = ""
+ hexdigest = md5_hex(email:sub(2, -2):lower())
+end
+
+function filter_close()
+ baseurl = os.getenv("HTTPS") and "https://seccdn.libravatar.org/" or "http://cdn.libravatar.org/"
+ html("<span class='libravatar'><img class='inline' src='" .. baseurl .. "avatar/" .. hexdigest .. "?s=13&d=retro' /><img class='onhover' src='" .. baseurl .. "avatar/" .. hexdigest .. "?s=128&d=retro' /></span>" .. buffer)
+ return 0
+end
+
+function filter_write(str)
+ buffer = buffer .. str
+end