Nicer formatting of PGP key display value

Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 14 insertions, 3 deletions

diff --git a/main/templatetags/pgp.py b/main/templatetags/pgp.py
index d9126db..956de89 100644
--- a/main/templatetags/pgp.py
+++ b/main/templatetags/pgp.py
@@ -3,6 +3,17 @@ from django.conf import settings
 
 register = template.Library()
 
+def format_key(key_id):
+    print len(key_id)
+    if len(key_id) in (8, 20):
+        return u'0x%s' % key_id
+    elif len(key_id) == 40:
+        # normal display format is 5 groups of 4 hex chars seperated by spaces,
+        # double space, then 5 more groups of 4 hex chars
+        split = tuple(key_id[i:i+4] for i in range(0, 40, 4))
+        return u'%s  %s' % (' '.join(split[0:5]), ' '.join(split[5:10]))
+    return u'0x%s' % key_id
+
 @register.simple_tag
 def pgp_key_link(key_id):
     if not key_id:
@@ -10,10 +21,10 @@ def pgp_key_link(key_id):
     # Something like 'pgp.mit.edu:11371'
     pgp_server = getattr(settings, 'PGP_SERVER', None)
     if not pgp_server:
-        return "0x%s" % key_id
+        return format_key(key_id)
     url = 'http://%s/pks/lookup?op=vindex&fingerprint=on&exact=on&search=0x%s' % \
             (pgp_server, key_id)
-    values = (url, key_id, key_id)
-    return '<a href="%s" title="PGP key search for 0x%s">0x%s</a>' % values
+    values = (url, key_id, format_key(key_id))
+    return '<a href="%s" title="PGP key search for 0x%s">%s</a>' % values
 
 # vim: set ts=4 sw=4 et: