list-archive-maker: better handle mails with misencoded real names

Without this change list-archive-maker just dies with an Exception

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Konstantin Ryabitsev <konstantin@linuxfoundation.org>
Link: https://lore.kernel.org/r/20210414141235.26630-2-u.kleine-koenig@pengutronix.de

1 files changed, 9 insertions, 2 deletions

diff --git a/list-archive-maker.py b/list-archive-maker.py
index b405019..eed4807 100755
--- a/list-archive-maker.py
+++ b/list-archive-maker.py
@@ -62,6 +62,13 @@ WANTHDRS = {'return-path',
 
 __VERSION__ = '2.0'
 
+def formataddr(pair):
+    try:
+        return email.utils.formataddr(pair)
+    except UnicodeEncodeError:
+        # This might happen if the realname is encoded in a broken way; just
+        # drop the real name then.
+        return email.utils.formataddr((None, pair[1]))
 
 def process_archives(sources, outdir, msgids, listids, rejectsfile):
     outboxes = {}
@@ -199,14 +206,14 @@ def process_archives(sources, outdir, msgids, listids, rejectsfile):
                         if pair[1] in cc:
                             # already in Cc, so no need to add it to To
                             continue
-                        to.append(email.utils.formataddr(pair))
+                        to.append(formataddr(pair))
 
                 elif lhdrname == 'cc':
                     for pair in email.utils.getaddresses([hdrval]):
                         if pair[1] in to:
                             # already in To, so no need to add it to CCs
                             continue
-                        cc.append(email.utils.formataddr(pair))
+                        cc.append(formataddr(pair))
 
                 else:
                     newhdrs.append((hdrname, hdrval))