view: display replies in per-message view

[public-inbox.git] / lib / PublicInbox / SearchMsg.pm

diff --git a/lib/PublicInbox/SearchMsg.pm b/lib/PublicInbox/SearchMsg.pm
index 920804ac65d70084c21d3400e1452f1497e89e95..550521aaed7fdf27fe7bf38599a28db8a16ef3af 100644 (file)
--- a/lib/PublicInbox/SearchMsg.pm
+++ b/lib/PublicInbox/SearchMsg.pm
@@ -5,6 +5,13 @@ package PublicInbox::SearchMsg;
 use strict;
 use warnings;
 use Search::Xapian;
+use Email::Address qw//;
+use Email::Simple qw//;
+use POSIX qw//;
+use Date::Parse qw/str2time/;
+use PublicInbox::MID qw/mid_clean mid_compressed/;
+use Encode qw/find_encoding/;
+my $enc_utf8 = find_encoding('UTF-8');
 our $PFX2TERM_RE = undef;
 
 sub new {
@@ -20,6 +27,80 @@ sub wrap {
        bless { doc => $doc, mime => undef, mid => $mid }, $class;
 }
 
+sub load_doc {
+       my ($class, $doc) = @_;
+       my $data = $doc->get_data;
+       $data = $enc_utf8->decode($data);
+       my ($mid, $subj, $from, $date) = split(/\n/, $data);
+       bless {
+               doc => $doc,
+               mid => $mid,
+               subject => $subj,
+               date => $date,
+               from_name => $from,
+       }, $class;
+}
+
+sub subject {
+       my ($self) = @_;
+       my $subj = $self->{subject};
+       return $subj if defined $subj;
+       $subj = $self->{mime}->header('Subject');
+       $subj = '' unless defined $subj;
+       $subj =~ tr/\n/ /;
+       $self->{subject} = $subj;
+}
+
+sub from {
+       my ($self) = @_;
+       my $from = $self->mime->header('From') || '';
+       my @from;
+
+       if ($from) {
+               $from =~ tr/\n/ /;
+               @from = Email::Address->parse($from);
+               $self->{from} = $from[0];
+               $from = $from[0]->name;
+       }
+       $self->{from_name} = $from;
+       $self->{from};
+}
+
+sub from_name {
+       my ($self) = @_;
+       my $from_name = $self->{from_name};
+       return $from_name if defined $from_name;
+       $self->from;
+       $self->{from_name};
+}
+
+sub ts {
+       my ($self) = @_;
+       my $ts = $self->{ts};
+       return $ts if $ts;
+       $self->{date} = undef;
+       $self->date;
+       $self->{ts};
+}
+
+sub date {
+       my ($self) = @_;
+       my $date = $self->{date};
+       return $date if $date;
+       my $ts = eval { str2time($self->mime->header('Date')) } || 0;
+       $self->{ts} = $ts;
+       $self->{date} = POSIX::strftime('%Y-%m-%d %H:%M', gmtime($ts));
+}
+
+sub to_doc_data {
+       my ($self) = @_;
+
+       $self->mid . "\n" .
+       $self->subject . "\n" .
+       $self->from_name . "\n".
+       $self->date;
+}
+
 sub ensure_metadata {
        my ($self) = @_;
        my $doc = $self->{doc};
@@ -46,6 +127,27 @@ sub ensure_metadata {
        }
 }
 
+# for threading only
+sub mini_mime {
+       my ($self) = @_;
+       $self->ensure_metadata;
+       my @h = (
+               Subject => $self->subject,
+               'X-PI-From' => $self->from_name,
+               'X-PI-Date' => $self->date,
+               'X-PI-TS' => $self->ts,
+               'Message-ID' => "<$self->{mid}>",
+       );
+       if (my $refs = $self->{references}) {
+               push @h, References => '<' . join('> <', @$refs) . '>';
+       }
+       if (my $irt = $self->{inreplyto}) {
+               push @h, 'In-Reply-To' => "<$irt>";
+       }
+
+       Email::MIME->create(header_str => \@h);
+}
+
 sub mid {
        my ($self, $mid) = @_;
 
@@ -60,10 +162,7 @@ sub _extract_mid {
        my ($self) = @_;
 
        my $mid = $self->mime->header('Message-ID');
-       if ($mid && $mid =~ /<([^>]+)>/) {
-               return $1;
-       }
-       return $mid;
+       $mid ? mid_compressed(mid_clean($mid)) : $mid;
 }
 
 sub mime {