[PATCH 11/12] filter: add simple gravatar email filter

[Jason A. Donenfeld]

Signed-off-by: Jason A. Donenfeld <Jason at zx2c4.com>
---
 filters/email-gravatar.py | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100755 filters/email-gravatar.py

diff --git a/filters/email-gravatar.py b/filters/email-gravatar.py
new file mode 100755
index 0000000..d635b45
--- /dev/null
+++ b/filters/email-gravatar.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+
+# 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
+# of the repository for which this script is called:
+# CGIT_REPO_URL        ( = repo.url       setting )
+# CGIT_REPO_NAME       ( = repo.name      setting )
+# CGIT_REPO_PATH       ( = repo.path      setting )
+# CGIT_REPO_OWNER      ( = repo.owner     setting )
+# CGIT_REPO_DEFBRANCH  ( = repo.defbranch setting )
+# CGIT_REPO_SECTION    ( = section        setting )
+# CGIT_REPO_CLONE_URL  ( = repo.clone-url setting )
+#
+# It receives an email address on argv[1] and text on stdin. It prints
+# to stdout that text prepended by a gravatar at 10pt.
+
+import sys
+import hashlib
+
+email = sys.argv[1].lower().strip()
+if email[0] == '<':
+        email = email[1:]
+if email[-1] == '>':
+        email = email[0:-1]
+
+md5 = hashlib.md5(email.encode()).hexdigest()
+text = sys.stdin.read().strip()
+
+print("<img src='//www.gravatar.com/avatar/" + md5 + "?s=16&d=retro' style='height:10pt;width:10pt'> " + text)
-- 
1.8.5.2