use PublicInbox::MsgTime qw(msg_datestamp);
use PublicInbox::Hval qw/ascii_html obfuscate_addrs/;
use PublicInbox::Linkify;
-use PublicInbox::MID qw/mid_clean id_compress mid_mime mid_escape mids
- references/;
+use PublicInbox::MID qw/id_compress mid_escape mids references/;
use PublicInbox::MsgIter;
use PublicInbox::Address;
use PublicInbox::WwwStream;
use PublicInbox::Reply;
require POSIX;
+use Time::Local qw(timegm);
+use constant COLS => 72;
use constant INDENT => ' ';
use constant TCHILD => '` ';
sub th_pfx ($) { $_[0] == 0 ? '' : TCHILD };
my ($ctx) = @_;
my $mid = $ctx->{mid};
my $ibx = $ctx->{-inbox};
- my ($first, $more, $head, $tail, $db);
+ my ($first, $more);
my $smsg;
if (my $srch = $ibx->search) {
- $srch->retry_reopen(sub {
- ($head, $tail, $db) = $srch->each_smsg_by_mid($mid);
- for (; !defined($first) && $head != $tail; $head++) {
- my @args = ($head, $db, $mid);
- $smsg = PublicInbox::SearchMsg->get(@args);
- $first = $ibx->msg_by_smsg($smsg);
- }
- if ($head != $tail) {
- $more = [ $head, $tail, $db ];
- }
- });
+ my ($id, $prev);
+ $smsg = $srch->next_by_mid($mid, \$id, \$prev);
+ $first = $ibx->msg_by_smsg($smsg) if $smsg;
+ if ($first) {
+ my $next = $srch->next_by_mid($mid, \$id, \$prev);
+ $more = [ $id, $prev, $next ] if $next;
+ }
return unless $first;
} else {
$first = $ibx->msg_by_mid($mid) or return;
sub msg_html_more {
my ($ctx, $more, $nr) = @_;
my $str = eval {
- my $smsg;
- my ($head, $tail, $db) = @$more;
+ my ($id, $prev, $smsg) = @$more;
my $mid = $ctx->{mid};
- for (; !defined($smsg) && $head != $tail; $head++) {
- my $m = PublicInbox::SearchMsg->get($head, $db, $mid);
- $smsg = $ctx->{-inbox}->smsg_mime($m);
- }
- if ($head == $tail) { # done
- @$more = ();
- } else {
- $more->[0] = $head;
- }
+ $smsg = $ctx->{-inbox}->smsg_mime($smsg);
+ my $next = $ctx->{srch}->next_by_mid($mid, \$id, \$prev);
+ @$more = $next ? ($id, $prev, $next) : ();
if ($smsg) {
my $mime = $smsg->{mime};
my $upfx = '../' . mid_escape($smsg->mid) . '/';
$refs->[-1];
}
+sub fold_addresses ($) {
+ return $_[0] if length($_[0]) <= COLS;
+ # try to fold on commas after non-word chars before $lim chars,
+ # Try to get the "," preceeded by ">" or ")", but avoid folding
+ # on the comma where somebody uses "Lastname, Firstname".
+ # We also try to keep the last and penultimate addresses in
+ # the list on the same line if possible, hence the extra \z
+ # Fall back to folding on spaces at $lim + 1 chars
+ my $lim = COLS - 8; # 8 = "\t" display width
+ my $too_long = $lim + 1;
+ $_[0] =~ s/\s*\z//s; # Email::Simple doesn't strip trailing spaces
+ $_[0] = join("\n\t",
+ ($_[0] =~ /(.{0,$lim}\W(?:,|\z)|
+ .{1,$lim}(?:,|\z)|
+ .{1,$lim}|
+ .{$too_long,}?)(?:\s|\z)/xgo));
+}
+
sub _hdr_names_html ($$) {
my ($hdr, $field) = @_;
my $val = $hdr->header($field) or return '';
my @tocc;
my $mime = $smsg->{mime};
my $hdr = $mime->header_obj;
- foreach my $f (qw(To Cc)) {
- my $dst = _hdr_names_html($hdr, $f);
- if ($dst ne '') {
- obfuscate_addrs($obfs_ibx, $dst) if $obfs_ibx;
- push @tocc, "$f: $dst";
- }
- }
my $from = _hdr_names_html($hdr, 'From');
obfuscate_addrs($obfs_ibx, $from) if $obfs_ibx;
$rv .= "From: $from @ ".fmt_ts($smsg->ds)." UTC";
my $mhref = $upfx . mid_escape($mid_raw) . '/';
$rv .= qq{ (<a\nhref="$mhref">permalink</a> / };
$rv .= qq{<a\nhref="${mhref}raw">raw</a>)\n};
- $rv .= ' '.join('; +', @tocc) . "\n" if @tocc;
+ my $to = fold_addresses(_hdr_names_html($hdr, 'To'));
+ my $cc = fold_addresses(_hdr_names_html($hdr, 'Cc'));
+ my ($tlen, $clen) = (length($to), length($cc));
+ my $to_cc = '';
+ if (($tlen + $clen) > COLS) {
+ $to_cc .= ' To: '.$to."\n" if $tlen;
+ $to_cc .= ' Cc: '.$cc."\n" if $clen;
+ } else {
+ if ($tlen) {
+ $to_cc .= ' To: '.$to;
+ $to_cc .= '; <b>+Cc:</b> '.$cc if $clen;
+ } else {
+ $to_cc .= ' Cc: '.$cc if $clen;
+ }
+ $to_cc .= "\n";
+ }
+ obfuscate_addrs($obfs_ibx, $to_cc) if $obfs_ibx;
+ $rv .= $to_cc;
my $mapping = $ctx->{mapping};
if (!$mapping && (defined($irt) || defined($irt = in_reply_to($hdr)))) {
my ($ctx) = @_;
my $mid = $ctx->{mid};
my $srch = $ctx->{srch};
- my $sres = $srch->get_thread($mid);
- my $msgs = load_results($srch, $sres);
- my $nr = $sres->{total};
+ my ($nr, $msgs) = $srch->get_thread($mid);
return missing_thread($ctx) if $nr == 0;
my $skel = '<hr><pre>';
$skel .= $nr == 1 ? 'only message in thread' : 'end of thread';
$ctx->{-upfx} = '../';
}
my @title;
- foreach my $h (qw(From To Cc Subject Date)) {
- my $v = $hdr->header($h);
- defined($v) && ($v ne '') or next;
+ my $v;
+ if (defined($v = $hdr->header('From'))) {
$v = PublicInbox::Hval->new($v);
-
- if ($h eq 'From') {
- my @n = PublicInbox::Address::names($v->raw);
- $title[1] = ascii_html(join(', ', @n));
- obfuscate_addrs($obfs_ibx, $title[1]) if $obfs_ibx;
- } elsif ($h eq 'Subject') {
- $title[0] = $v->as_html;
- if ($srch) {
- $rv .= qq($h: <a\nhref="#r"\nid=t>);
- $rv .= $v->as_html . "</a>\n";
- next;
- }
- }
+ my @n = PublicInbox::Address::names($v->raw);
+ $title[1] = ascii_html(join(', ', @n));
$v = $v->as_html;
+ if ($obfs_ibx) {
+ obfuscate_addrs($obfs_ibx, $v);
+ obfuscate_addrs($obfs_ibx, $title[1]);
+ }
+ $rv .= "From: $v\n" if $v ne '';
+ }
+ foreach my $h (qw(To Cc)) {
+ defined($v = $hdr->header($h)) or next;
+ fold_addresses($v);
+ $v = ascii_html($v);
obfuscate_addrs($obfs_ibx, $v) if $obfs_ibx;
- $rv .= "$h: $v\n";
-
+ $rv .= "$h: $v\n" if $v ne '';
+ }
+ if (defined($v = $hdr->header('Subject')) && ($v ne '')) {
+ $v = ascii_html($v);
+ obfuscate_addrs($obfs_ibx, $v) if $obfs_ibx;
+ if ($srch) {
+ $rv .= qq(Subject: <a\nhref="#r"\nid=t>$v</a>\n);
+ } else {
+ $rv .= "Subject: $v\n";
+ }
+ $title[0] = $v;
+ } else { # dummy anchor for thread skeleton at bottom of page
+ $rv .= qq(<a\nhref="#r"\nid=t></a>) if $srch;
+ $title[0] = '(no subject)';
+ }
+ if (defined($v = $hdr->header('Date'))) {
+ $v = ascii_html($v);
+ obfuscate_addrs($obfs_ibx, $v) if $obfs_ibx; # possible :P
+ $rv .= "Date: $v\n";
}
- $title[0] ||= '(no subject)';
$ctx->{-title_html} = join(' - ', @title);
foreach (@$mids) {
my $mid = PublicInbox::Hval->new_msgid($_) ;
my ($dst, $ctx, $hdr, $tpfx) = @_;
my $srch = $ctx->{srch};
my $mid = mids($hdr)->[0];
- my $sres = $srch->get_thread($mid);
- my $nr = $sres->{total};
+ my ($nr, $msgs) = $srch->get_thread($mid);
my $expand = qq(expand[<a\nhref="${tpfx}T/#u">flat</a>) .
qq(|<a\nhref="${tpfx}t/#u">nested</a>] ) .
qq(<a\nhref="${tpfx}t.mbox.gz">mbox.gz</a> ) .
$ctx->{prev_attr} = '';
$ctx->{prev_level} = 0;
$ctx->{dst} = $dst;
- $sres = load_results($srch, $sres);
# reduce hash lookups in skel_dump
my $ibx = $ctx->{-inbox};
$ctx->{-obfs_ibx} = $ibx->{obfuscate} ? $ibx : undef;
- walk_thread(thread_results($ctx, $sres), $ctx, *skel_dump);
+ walk_thread(thread_results($ctx, $msgs), $ctx, *skel_dump);
$ctx->{parent_msg} = $parent;
}
my ($hdr, $srch) = @_;
my $rv = '';
- my $irt = in_reply_to($hdr);
+ my $refs = references($hdr);
+ my $irt = pop @$refs;
if (defined $irt) {
my $v = PublicInbox::Hval->new_msgid($irt);
my $html = $v->as_html;
# we show the thread skeleton at the bottom, instead.
return $rv if $srch;
- my $refs = $hdr->header_raw('References');
- if ($refs) {
- # avoid redundant URLs wasting bandwidth
- my %seen;
- $seen{$irt} = 1 if defined $irt;
- my @refs;
- my @raw_refs = ($refs =~ /<([^>]+)>/g);
- foreach my $ref (@raw_refs) {
- next if $seen{$ref};
- $seen{$ref} = 1;
- push @refs, linkify_ref_nosrch($ref);
- }
-
- if (@refs) {
- $rv .= 'References: '. join("\n\t", @refs) . "\n";
- }
+ if (@$refs) {
+ @$refs = map { linkify_ref_nosrch($_) } @$refs;
+ $rv .= 'References: '. join("\n\t", @$refs) . "\n";
}
$rv;
}
$level ? INDENT x ($level - 1) : '';
}
-sub load_results {
- my ($srch, $sres) = @_;
- my $msgs = delete $sres->{msgs};
- $srch->retry_reopen(sub { [ map { $_->mid; $_ } @$msgs ] });
-}
-
sub thread_results {
my ($ctx, $msgs) = @_;
require PublicInbox::SearchThread;
200;
}
+sub ts2str ($) {
+ my ($ts) = @_;
+ POSIX::strftime('%Y%m%d%H%M%S', gmtime($ts));
+}
+
+sub str2ts ($) {
+ my ($yyyy, $mon, $dd, $hh, $mm, $ss) = unpack('A4A2A2A2A2A2', $_[0]);
+ timegm($ss, $mm, $hh, $dd, $mon - 1, $yyyy);
+}
+
+sub pagination_footer ($$) {
+ my ($ctx, $latest) = @_;
+ delete $ctx->{qp} or return;
+ my $next = $ctx->{next_page} || '';
+ my $prev = $ctx->{prev_page} || '';
+ if ($prev) {
+ $next = $next ? "$next " : ' ';
+ $prev .= qq! <a\nhref='$latest'>latest</a>!;
+ }
+ "<hr><pre>page: $next$prev</pre>";
+}
+
sub index_nav { # callback for WwwStream
my (undef, $ctx) = @_;
- delete $ctx->{qp} or return;
- my ($next, $prev);
- $next = $prev = ' ';
- my $latest = '';
+ pagination_footer($ctx, '.')
+}
- my $next_o = $ctx->{-next_o};
- if ($next_o) {
- $next = qq!<a\nhref="?o=$next_o"\nrel=next>next</a>!;
+sub paginate_recent ($$) {
+ my ($ctx, $lim) = @_;
+ my $t = $ctx->{qp}->{t} || '';
+ my $opts = { limit => $lim };
+ my ($after, $before);
+
+ # Xapian uses '..' but '-' is perhaps friendier to URL linkifiers
+ # if only $after exists "YYYYMMDD.." because "." could be skipped
+ # if interpreted as an end-of-sentence
+ $t =~ s/\A(\d{8,14})-// and $after = str2ts($1);
+ $t =~ /\A(\d{8,14})\z/ and $before = str2ts($1);
+
+ my $ibx = $ctx->{-inbox};
+ my $msgs = $ibx->recent($opts, $after, $before);
+ my $nr = scalar @$msgs;
+ if ($nr < $lim && defined($after)) {
+ $after = $before = undef;
+ $msgs = $ibx->recent($opts);
+ $nr = scalar @$msgs;
}
- if (my $cur_o = $ctx->{-cur_o}) {
- $latest = qq! <a\nhref=.>latest</a>!;
-
- my $o = $cur_o - ($next_o - $cur_o);
- if ($o > 0) {
- $prev = qq!<a\nhref="?o=$o"\nrel=prev>prev</a>!;
- } elsif ($o == 0) {
- $prev = qq!<a\nhref=.\nrel=prev>prev</a>!;
+ my $more = $nr == $lim;
+ my ($newest, $oldest);
+ if ($nr) {
+ $newest = $msgs->[0]->{ts};
+ $oldest = $msgs->[-1]->{ts};
+ # if we only had $after, our SQL query in ->recent ordered
+ if ($newest < $oldest) {
+ ($oldest, $newest) = ($newest, $oldest);
+ $more = 0 if defined($after) && $after < $oldest;
}
}
- "<hr><pre>page: $next $prev$latest</pre>";
+ if (defined($oldest) && $more) {
+ my $s = ts2str($oldest);
+ $ctx->{next_page} = qq!<a\nhref="?t=$s"\nrel=next>next</a>!;
+ }
+ if (defined($newest) && (defined($before) || defined($after))) {
+ my $s = ts2str($newest);
+ $ctx->{prev_page} = qq!<a\nhref="?t=$s-"\nrel=prev>prev</a>!;
+ }
+ $msgs;
}
sub index_topics {
my ($ctx) = @_;
- my ($off) = (($ctx->{qp}->{o} || '0') =~ /(\d+)/);
- my $opts = { offset => $off, limit => 200 };
-
- $ctx->{order} = [];
- my $srch = $ctx->{srch};
- my $sres = $srch->query('', $opts);
- my $nr = scalar @{$sres->{msgs}};
- if ($nr) {
- $sres = load_results($srch, $sres);
- walk_thread(thread_results($ctx, $sres), $ctx, *acc_topic);
+ my $msgs = paginate_recent($ctx, 200); # 200 is our window
+ if (@$msgs) {
+ walk_thread(thread_results($ctx, $msgs), $ctx, *acc_topic);
}
- $ctx->{-next_o} = $off+ $nr;
- $ctx->{-cur_o} = $off;
PublicInbox::WwwStream->response($ctx, dump_topics($ctx), *index_nav);
}