From: Eric Wong <e@80x24.org>
Date: Mon, 28 Oct 2019 10:45:15 +0000 (+0000)
Subject: learn: support multiple To/Cc headers
X-Git-Tag: v1.2.0~14^2~12
X-Git-Url: http://www.git.stargrave.org/?p=public-inbox.git;a=commitdiff_plain;h=83470f5e60e44d7f70b378f4b250c6584f42f64e

learn: support multiple To/Cc headers

It's possible to specify these headers multiple times, and
PublicInbox::MDA->precheck takes that into account, so
-learn should, too.
---

diff --git a/script/public-inbox-learn b/script/public-inbox-learn
index c4c4d4b9..8ff1652b 100755
--- a/script/public-inbox-learn
+++ b/script/public-inbox-learn
@@ -42,9 +42,11 @@ my $mime = PublicInbox::MIME->new(eval {
 # get all recipients
 my %dests;
 foreach my $h (qw(Cc To)) {
-	my $val = $mime->header($h) or next;
-	foreach my $email (PublicInbox::Address::emails($val)) {
-		$dests{lc($email)} = 1;
+	my @val = $mime->header($h) or next;
+	for (@val) {
+		foreach my $email (PublicInbox::Address::emails($_)) {
+			$dests{lc($email)} = 1;
+		}
 	}
 }