diff options
author | Eric Wong <e@80x24.org> | 2016-04-12 21:25:05 +0000 |
---|---|---|
committer | Eric Wong <e@80x24.org> | 2016-04-12 21:25:24 +0000 |
commit | ae43d0cf268512ce3dff6c8af3e4f686b2a011e2 (patch) | |
tree | 95b76520ba1388b3995197b6cdb4944f0c1e00a8 /lib | |
parent | 56164afc203489920ca9ef4b7407b39625acfa9f (diff) | |
download | public-inbox-ae43d0cf268512ce3dff6c8af3e4f686b2a011e2.tar.gz |
When serving archives, it's more robust to keep existing archive links in one server goes down.
Diffstat (limited to 'lib')
-rw-r--r-- | lib/PublicInbox/Mbox.pm | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/lib/PublicInbox/Mbox.pm b/lib/PublicInbox/Mbox.pm index 9f20580e..ffa6fa47 100644 --- a/lib/PublicInbox/Mbox.pm +++ b/lib/PublicInbox/Mbox.pm @@ -48,11 +48,21 @@ sub emit_msg { my $base = $feed_opts->{url}; my $mid = mid_clean($header_obj->header('Message-ID')); $mid = uri_escape_utf8($mid); - my @archived_at = $header_obj->header('Archived-At'); - push @archived_at, "<$base$mid/>"; - $header_obj->header_set('Archived-At', @archived_at); - $header_obj->header_set('List-Archive', "<$base>"); - $header_obj->header_set('List-Post', "<mailto:$feed_opts->{id_addr}>"); + my %append = ( + 'Archived-At' => "<$base$mid/>", + 'List-Archive' => "<$base>", + 'List-Post' => "<mailto:$feed_opts->{id_addr}>", + ); + while (my ($k, $v) = each %append) { + my @v = $header_obj->header($k); + foreach (@v) { + if ($v eq $_) { + $v = undef; + last; + } + } + $header_obj->header_set($k, @v, $v) if defined $v; + } my $buf = $header_obj->as_string; unless ($buf =~ /\AFrom /) { |