-# Copyright (C) 2014-2015 all contributors <meta@public-inbox.org>
-# License: AGPLv3 or later (https://www.gnu.org/licenses/agpl-3.0.txt)
+# Copyright (C) 2014-2018 all contributors <meta@public-inbox.org>
+# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# Used for displaying the HTML web interface.
# See Documentation/design_www.txt for this.
package PublicInbox::View;
use strict;
use warnings;
-use Date::Parse qw/str2time/;
+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/;
+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 INDENT => ' ';
use constant TCHILD => '` ';
sub th_pfx ($) { $_[0] == 0 ? '' : TCHILD };
# public functions: (unstable)
+
sub msg_html {
- my ($ctx, $mime) = @_;
+ my ($ctx, $mime, $more, $smsg) = @_;
my $hdr = $mime->header_obj;
my $ibx = $ctx->{-inbox};
- my $obfs_ibx = $ibx->{obfuscate} ? $ibx : undef;
- my $tip = _msg_html_prepare($hdr, $ctx, $obfs_ibx);
+ my $obfs_ibx = $ctx->{-obfs_ibx} = $ibx->{obfuscate} ? $ibx : undef;
+ my $tip = _msg_html_prepare($hdr, $ctx, $more, 0);
+ my $end = 2;
PublicInbox::WwwStream->response($ctx, 200, sub {
my ($nr, undef) = @_;
if ($nr == 1) {
- $tip . multipart_text_as_html($mime, '', $obfs_ibx) .
+ # $more cannot be true w/o $smsg being defined:
+ my $upfx = $more ? '../'.mid_escape($smsg->mid).'/' : '';
+ $tip . multipart_text_as_html($mime, $upfx, $obfs_ibx) .
'</pre><hr>'
- } elsif ($nr == 2) {
+ } elsif ($more && @$more) {
+ ++$end;
+ msg_html_more($ctx, $more, $nr);
+ } elsif ($nr == $end) {
# fake an EOF if generating the footer fails;
# we want to at least show the message if something
# here crashes:
});
}
+sub msg_page {
+ my ($ctx) = @_;
+ my $mid = $ctx->{mid};
+ my $ibx = $ctx->{-inbox};
+ my ($first, $more);
+ my $smsg;
+ if (my $srch = $ibx->search) {
+ my ($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;
+ }
+ msg_html($ctx, PublicInbox::MIME->new($first), $more, $smsg);
+}
+
+sub msg_html_more {
+ my ($ctx, $more, $nr) = @_;
+ my $str = eval {
+ my ($id, $prev, $smsg) = @$more;
+ my $mid = $ctx->{mid};
+ $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) . '/';
+ _msg_html_prepare($mime->header_obj, $ctx, $more, $nr) .
+ multipart_text_as_html($mime, $upfx,
+ $ctx->{-obfs_ibx}) .
+ '</pre><hr>'
+ } else {
+ '';
+ }
+ };
+ if ($@) {
+ warn "Error lookup up additional messages: $@\n";
+ $str = '<pre>Error looking up additional messages</pre>';
+ }
+ $str;
+}
+
# /$INBOX/$MESSAGE_ID/#R
sub msg_reply {
my ($ctx, $hdr) = @_;
sub in_reply_to {
my ($hdr) = @_;
- my %mid = map { $_ => 1 } $hdr->header_raw('Message-ID');
- my @refs = (($hdr->header_raw('References') || '') =~ /<([^>]+)>/g);
- push(@refs, (($hdr->header_raw('In-Reply-To') || '') =~ /<([^>]+)>/g));
- while (defined(my $irt = pop @refs)) {
- next if $mid{"<$irt>"};
- return $irt;
- }
- undef;
+ my $refs = references($hdr);
+ $refs->[-1];
}
sub _hdr_names_html ($$) {
# this is already inside a <pre>
sub index_entry {
- my ($mime, $ctx, $more) = @_;
+ my ($smsg, $ctx, $more) = @_;
my $srch = $ctx->{srch};
- my $hdr = $mime->header_obj;
- my $subj = $hdr->header('Subject');
-
- my $mid_raw = mid_clean(mid_mime($mime));
+ my $subj = $smsg->subject;
+ my $mid_raw = $smsg->mid;
my $id = id_compress($mid_raw, 1);
my $id_m = 'm'.$id;
$rv .= $subj . "\n";
$rv .= _th_index_lite($mid_raw, \$irt, $id, $ctx);
my @tocc;
+ my $mime = $smsg->{mime};
+ my $hdr = $mime->header_obj;
foreach my $f (qw(To Cc)) {
my $dst = _hdr_names_html($hdr, $f);
if ($dst ne '') {
}
my $from = _hdr_names_html($hdr, 'From');
obfuscate_addrs($obfs_ibx, $from) if $obfs_ibx;
- $rv .= "From: $from @ "._msg_date($hdr)." UTC";
+ $rv .= "From: $from @ ".fmt_ts($smsg->ds)." UTC";
my $upfx = $ctx->{-upfx};
my $mhref = $upfx . mid_escape($mid_raw) . '/';
$rv .= qq{ (<a\nhref="$mhref">permalink</a> / };
}
sub thread_index_entry {
- my ($ctx, $level, $mime) = @_;
+ my ($ctx, $level, $smsg) = @_;
my ($beg, $end) = thread_adj_level($ctx, $level);
- $beg . '<pre>' . index_entry($mime, $ctx, 0) . '</pre>' . $end;
+ $beg . '<pre>' . index_entry($smsg, $ctx, 0) . '</pre>' . $end;
}
sub stream_thread ($$) {
my ($rootset, $ctx) = @_;
my $inbox = $ctx->{-inbox};
- my $mime;
my @q = map { (0, $_) } @$rootset;
my $level;
+ my $smsg;
while (@q) {
$level = shift @q;
my $node = shift @q or next;
my $cl = $level + 1;
unshift @q, map { ($cl, $_) } @{$node->{children}};
- $mime = $inbox->msg_by_smsg($node->{smsg}) and last;
+ $smsg = $inbox->smsg_mime($node->{smsg}) and last;
}
- return missing_thread($ctx) unless $mime;
+ return missing_thread($ctx) unless $smsg;
$ctx->{-obfs_ibx} = $inbox->{obfuscate} ? $inbox : undef;
- $mime = PublicInbox::MIME->new($mime);
- $ctx->{-title_html} = ascii_html($mime->header('Subject'));
- $ctx->{-html_tip} = thread_index_entry($ctx, $level, $mime);
+ $ctx->{-title_html} = ascii_html($smsg->subject);
+ $ctx->{-html_tip} = thread_index_entry($ctx, $level, $smsg);
+ $smsg = undef;
PublicInbox::WwwStream->response($ctx, 200, sub {
return unless $ctx;
while (@q) {
my $node = shift @q or next;
my $cl = $level + 1;
unshift @q, map { ($cl, $_) } @{$node->{children}};
- my $mid = $node->{id};
- if ($mime = $inbox->msg_by_smsg($node->{smsg})) {
- $mime = PublicInbox::MIME->new($mime);
- return thread_index_entry($ctx, $level, $mime);
+ if ($smsg = $inbox->smsg_mime($node->{smsg})) {
+ return thread_index_entry($ctx, $level, $smsg);
} else {
return ghost_index_entry($ctx, $level, $node);
}
my ($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->{mapping} = {};
$ctx->{s_nr} = "$nr+ messages in thread";
- my $rootset = thread_results($msgs, $srch);
+ my $rootset = thread_results($ctx, $msgs);
# reduce hash lookups in pre_thread->skel_dump
my $inbox = $ctx->{-inbox};
return stream_thread($rootset, $ctx) unless $ctx->{flat};
# flat display: lazy load the full message from smsg
- my $mime;
- while ($mime = shift @$msgs) {
- $mime = $inbox->msg_by_smsg($mime) and last;
+ my $smsg;
+ while (my $m = shift @$msgs) {
+ $smsg = $inbox->smsg_mime($m) and last;
}
- return missing_thread($ctx) unless $mime;
- $mime = PublicInbox::MIME->new($mime);
- $ctx->{-title_html} = ascii_html($mime->header('Subject'));
- $ctx->{-html_tip} = '<pre>'.index_entry($mime, $ctx, scalar @$msgs);
- $mime = undef;
+ return missing_thread($ctx) unless $smsg;
+ $ctx->{-title_html} = ascii_html($smsg->subject);
+ $ctx->{-html_tip} = '<pre>'.index_entry($smsg, $ctx, scalar @$msgs);
+ $smsg = undef;
PublicInbox::WwwStream->response($ctx, 200, sub {
return unless $msgs;
- while ($mime = shift @$msgs) {
- $mime = $inbox->msg_by_smsg($mime) and last;
- }
- if ($mime) {
- $mime = PublicInbox::MIME->new($mime);
- return index_entry($mime, $ctx, scalar @$msgs);
+ $smsg = undef;
+ while (my $m = shift @$msgs) {
+ $smsg = $inbox->smsg_mime($m) and last;
}
+ return index_entry($smsg, $ctx, scalar @$msgs) if $smsg;
$msgs = undef;
$skel;
});
}
sub _msg_html_prepare {
- my ($hdr, $ctx, $obfs_ibx) = @_;
+ my ($hdr, $ctx, $more, $nr) = @_;
my $srch = $ctx->{srch} if $ctx;
my $atom = '';
- my $rv = "<pre\nid=b>"; # anchor for body start
-
+ my $obfs_ibx = $ctx->{-obfs_ibx};
+ my $rv = '';
+ my $mids = mids($hdr);
+ my $multiple = scalar(@$mids) > 1; # zero, one, infinity
+ if ($nr == 0) {
+ if ($more) {
+ $rv .=
+"<pre>WARNING: multiple messages refer to this Message-ID\n</pre>";
+ }
+ $rv .= "<pre\nid=b>"; # anchor for body start
+ } else {
+ $rv .= '<pre>';
+ }
if ($srch) {
$ctx->{-upfx} = '../';
}
my @title;
- my $mid = mid_clean($hdr->header_raw('Message-ID'));
- $mid = PublicInbox::Hval->new_msgid($mid);
foreach my $h (qw(From To Cc Subject Date)) {
my $v = $hdr->header($h);
defined($v) && ($v ne '') or next;
}
$title[0] ||= '(no subject)';
$ctx->{-title_html} = join(' - ', @title);
- $rv .= 'Message-ID: <' . $mid->as_html . '> ';
- $rv .= "(<a\nhref=\"raw\">raw</a>)\n";
+ foreach (@$mids) {
+ my $mid = PublicInbox::Hval->new_msgid($_) ;
+ my $mhtml = $mid->as_html;
+ if ($multiple) {
+ my $href = $mid->{href};
+ $rv .= "Message-ID: ";
+ $rv .= "<a\nhref=\"../$href/\">";
+ $rv .= "<$mhtml></a> ";
+ $rv .= "(<a\nhref=\"../$href/raw\">raw</a>)\n";
+ } else {
+ $rv .= "Message-ID: <$mhtml> ";
+ $rv .= "(<a\nhref=\"raw\">raw</a>)\n";
+ }
+ }
$rv .= _parent_headers($hdr, $srch);
$rv .= "\n";
}
sub thread_skel {
my ($dst, $ctx, $hdr, $tpfx) = @_;
my $srch = $ctx->{srch};
- my $mid = mid_clean($hdr->header_raw('Message-ID'));
- my $sres = $srch->get_thread($mid);
- my $nr = $sres->{total};
- my $expand = qq(<a\nhref="${tpfx}T/#u">expand</a> ) .
- qq(/ <a\nhref="${tpfx}t.mbox.gz">mbox.gz</a> ) .
- qq(/ <a\nhref="${tpfx}t.atom">Atom feed</a>);
+ my $mid = mids($hdr)->[0];
+ 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> ) .
+ qq(<a\nhref="${tpfx}t.atom">Atom feed</a>);
my $parent = in_reply_to($hdr);
$$dst .= "\n<b>Thread overview: </b>";
if ($nr <= 1) {
if (defined $parent) {
- $$dst .= "($expand)\n ";
+ $$dst .= "$expand\n ";
$$dst .= ghost_parent("$tpfx../", $parent) . "\n";
} else {
- $$dst .= "[no followups, yet] ($expand)\n";
+ $$dst .= "[no followups] $expand\n";
}
$ctx->{next_msg} = undef;
$ctx->{parent_msg} = $parent;
return;
}
- $$dst .= "$nr+ messages in thread ($expand";
- $$dst .= qq! / <a\nhref="#b">[top]</a>)\n!;
+ $$dst .= "$nr+ messages / $expand";
+ $$dst .= qq! <a\nhref="#b">top</a>\n!;
my $subj = $hdr->header('Subject');
defined $subj or $subj = '';
$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} ? $ibx : undef;
- walk_thread(thread_results($sres, $srch), $ctx, *skel_dump);
+ walk_thread(thread_results($ctx, $msgs), $ctx, *skel_dump);
$ctx->{parent_msg} = $parent;
}
$level ? INDENT x ($level - 1) : '';
}
-sub load_results {
- my ($srch, $sres) = @_;
- my $msgs = delete $sres->{msgs};
- $srch->retry_reopen(sub { [ map { $_->mid; $_ } @$msgs ] });
-}
-
-sub msg_timestamp {
- my ($hdr) = @_;
- my $ts = eval { str2time($hdr->header('Date')) };
- defined($ts) ? $ts : 0;
-}
-
sub thread_results {
- my ($msgs, $srch) = @_;
+ my ($ctx, $msgs) = @_;
require PublicInbox::SearchThread;
- PublicInbox::SearchThread::thread($msgs, *sort_ts, $srch);
+ PublicInbox::SearchThread::thread($msgs, *sort_ds, $ctx->{-inbox});
}
sub missing_thread {
sub _msg_date {
my ($hdr) = @_;
- my $ts = $hdr->header('X-PI-TS') || msg_timestamp($hdr);
- fmt_ts($ts);
+ fmt_ts(msg_datestamp($hdr));
}
sub fmt_ts { POSIX::strftime('%Y-%m-%d %k:%M', gmtime($_[0])) }
my $obfs_ibx = $ctx->{-obfs_ibx};
obfuscate_addrs($obfs_ibx, $f) if $obfs_ibx;
- my $d = fmt_ts($smsg->{ts}) . ' ' . indent_for($level) . th_pfx($level);
+ my $d = fmt_ts($smsg->{ds}) . ' ' . indent_for($level) . th_pfx($level);
my $attr = $f;
$ctx->{first_level} ||= $level;
$$dst .= $d;
}
-sub sort_ts {
+sub sort_ds {
[ sort {
- (eval { $a->topmost->{smsg}->ts } || 0) <=>
- (eval { $b->topmost->{smsg}->ts } || 0)
+ (eval { $a->topmost->{smsg}->ds } || 0) <=>
+ (eval { $b->topmost->{smsg}->ds } || 0)
} @{$_[0]} ];
}
my ($ctx, $level, $node) = @_;
my $srch = $ctx->{srch};
my $mid = $node->{id};
- my $x = $node->{smsg} || $srch->lookup_mail($mid);
- my ($subj, $ts);
+ my $x = $node->{smsg} || $ctx->{-inbox}->smsg_by_mid($mid);
+ my ($subj, $ds);
my $topic;
if ($x) {
$subj = $x->subject;
$subj = $srch->subject_normalized($subj);
- $ts = $x->ts;
+ $ds = $x->ds;
if ($level == 0) {
- $topic = [ $ts, 1, { $subj => $mid }, $subj ];
+ $topic = [ $ds, 1, { $subj => $mid }, $subj ];
$ctx->{-cur_topic} = $topic;
push @{$ctx->{order}}, $topic;
return;
}
$topic = $ctx->{-cur_topic}; # should never be undef
- $topic->[0] = $ts if $ts > $topic->[0];
+ $topic->[0] = $ds if $ds > $topic->[0];
$topic->[1]++;
my $seen = $topic->[2];
if (scalar(@$topic) == 3) { # parent was a ghost
sub dump_topics {
my ($ctx) = @_;
- my $order = delete $ctx->{order}; # [ ts, subj1, subj2, subj3, ... ]
+ my $order = delete $ctx->{order}; # [ ds, subj1, subj2, subj3, ... ]
if (!@$order) {
$ctx->{-html_tip} = '<pre>[No topics in range]</pre>';
return 404;
# sort by recency, this allows new posts to "bump" old topics...
foreach my $topic (sort { $b->[0] <=> $a->[0] } @$order) {
- my ($ts, $n, $seen, $top, @ex) = @$topic;
+ my ($ds, $n, $seen, $top, @ex) = @$topic;
@$topic = ();
next unless defined $top; # ghost topic
my $mid = delete $seen->{$top};
my $href = mid_escape($mid);
my $prev_subj = [ split(/ /, $top) ];
$top = PublicInbox::Hval->new($top)->as_html;
- $ts = fmt_ts($ts);
+ $ds = fmt_ts($ds);
# $n isn't the total number of posts on the topic,
# just the number of posts in the current results window
my $mbox = qq(<a\nhref="$href/t.mbox.gz">mbox.gz</a>);
my $atom = qq(<a\nhref="$href/t.atom">Atom</a>);
my $s = "<a\nhref=\"$href/T/$anchor\"><b>$top</b></a>\n" .
- " $ts UTC $n - $mbox / $atom\n";
+ " $ds UTC $n - $mbox / $atom\n";
for (my $i = 0; $i < scalar(@ex); $i += 2) {
my $level = $ex[$i];
my $subj = $ex[$i + 1];
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, '.')
+}
+
+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 $next_o = $ctx->{-next_o};
- if ($next_o) {
- $next = qq!<a\nhref="?o=$next_o"\nrel=next>next</a>!;
+ 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, $sres);
- walk_thread(thread_results($sres, $srch), $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);
}