view: show To/Cc destinations in conversation view

It is important to show the decentralized nature of
communication in our web views.

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index 9fa2a9bdf97c50500d1835d599a73007ce1978f0..d906276a63e8f27e49c45d64a7eff3fcbe8c73d5 100644 (file)
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -83,6 +83,12 @@ sub in_reply_to {
        undef;
 }
 
+sub _hdr_names ($$) {
+       my ($hdr, $field) = @_;
+       my $val = $hdr->header($field) or return '';
+       ascii_html(join(', ', PublicInbox::Address::names($val)));
+}
+
 # this is already inside a <pre>
 sub index_entry {
        my ($mime, $level, $state) = @_;
@@ -98,7 +104,6 @@ sub index_entry {
        $seen->{$id} = "#$id"; # save the anchor for children, later
 
        my $mid = PublicInbox::Hval->new_msgid($mid_raw);
-       my $from = PublicInbox::Address::from_name($hdr->header('From'));
 
        my $root_anchor = $state->{root_anchor} || '';
        my $path = $root_anchor ? '../../' : '';
@@ -106,7 +111,6 @@ sub index_entry {
        my $irt = in_reply_to($hdr);
        my $parent_anchor = $seen->{anchor_for($irt)} if defined $irt;
 
-       $from = ascii_html($from);
        $subj = ascii_html($subj);
        $subj = "<a\nhref=\"${path}$href/\">$subj</a>";
        $subj = "<u\nid=u>$subj</u>" if $root_anchor eq $id;
@@ -116,7 +120,15 @@ sub index_entry {
        $rv .= "<b\nid=$id>$subj</b>\n";
        my $txt = "${path}$href/raw";
        my $fh = $state->{fh};
-       $fh->write($rv .= "- $from @ $ts UTC (<a\nhref=\"$txt\">raw</a>)\n\n");
+       my $from = _hdr_names($hdr, 'From');
+       $rv .= "- $from @ $ts UTC (<a\nhref=\"$txt\">raw</a>)\n";
+       my @tocc;
+       foreach my $f (qw(To Cc)) {
+               my $dst = _hdr_names($hdr, $f);
+               push @tocc, "$f: $dst" if $dst ne '';
+       }
+       $rv .= '  '.join('; +', @tocc) . "\n" if @tocc;
+       $fh->write($rv .= "\n");
 
        my $mhref = "${path}$href/";