-# Copyright (C) 2014-2020 all contributors <meta@public-inbox.org>
+# Copyright (C) 2014-2021 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 bytes (); # only for bytes::length
+use v5.10.1;
+use List::Util qw(max);
use PublicInbox::MsgTime qw(msg_datestamp);
-use PublicInbox::Hval qw(ascii_html obfuscate_addrs prurl mid_href);
+use PublicInbox::Hval qw(ascii_html obfuscate_addrs prurl mid_href
+ ts2str fmt_ts);
use PublicInbox::Linkify;
use PublicInbox::MID qw(id_compress mids mids_for_index references
$MID_EXTRACT);
use PublicInbox::Reply;
use PublicInbox::ViewDiff qw(flush_diff);
use PublicInbox::Eml;
-use POSIX qw(strftime);
use Time::Local qw(timegm);
use PublicInbox::Smsg qw(subject_normalized);
+use PublicInbox::ContentHash qw(content_hash);
use constant COLS => 72;
use constant INDENT => ' ';
use constant TCHILD => '` ';
$ctx->{smsg} = $ctx->{over}->next_by_mid(@{$ctx->{next_arg}});
$ctx->{mhref} = ($ctx->{nr} || $ctx->{smsg}) ?
"../${\mid_href($smsg->{mid})}/" : '';
- my $hdr = $eml->header_obj;
- my $obuf = $ctx->{obuf} = _msg_page_prepare_obuf($hdr, $ctx);
- multipart_text_as_html($eml, $ctx);
+ my $obuf = $ctx->{obuf} = _msg_page_prepare_obuf($eml, $ctx);
+ if (length($$obuf)) {
+ multipart_text_as_html($eml, $ctx);
+ $$obuf .= '</pre><hr>';
+ }
delete $ctx->{obuf};
- $$obuf .= '</pre><hr>';
$$obuf .= html_footer($ctx, $ctx->{first_hdr}) if !$ctx->{smsg};
$$obuf;
} else { # called by WwwStream::async_next or getline
# /$INBOX/$MSGID/ for unindexed v1 inboxes
sub no_over_html ($) {
my ($ctx) = @_;
- my $bref = $ctx->{-inbox}->msg_by_mid($ctx->{mid}) or return; # 404
+ my $bref = $ctx->{ibx}->msg_by_mid($ctx->{mid}) or return; # 404
my $eml = PublicInbox::Eml->new($bref);
- my $hdr = $eml->header_obj;
$ctx->{mhref} = '';
PublicInbox::WwwStream::init($ctx);
- my $obuf = $ctx->{obuf} = _msg_page_prepare_obuf($hdr, $ctx);
- multipart_text_as_html($eml, $ctx);
+ my $obuf = $ctx->{obuf} = _msg_page_prepare_obuf($eml, $ctx);
+ if (length($$obuf)) {
+ multipart_text_as_html($eml, $ctx);
+ $$obuf .= '</pre><hr>';
+ }
delete $ctx->{obuf};
- $$obuf .= '</pre><hr>';
- eval { $$obuf .= html_footer($ctx, $hdr) };
+ eval { $$obuf .= html_footer($ctx, $eml) };
html_oneshot($ctx, 200, $obuf);
}
sub msg_page {
my ($ctx) = @_;
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
$ctx->{-obfs_ibx} = $ibx->{obfuscate} ? $ibx : undef;
my $over = $ctx->{over} = $ibx->over or return no_over_html($ctx);
my ($id, $prev);
my $next_arg = $ctx->{next_arg} = [ $ctx->{mid}, \$id, \$prev ];
- $ctx->{smsg} = $over->next_by_mid(@$next_arg) or return; # undef == 404
+
+ my $smsg = $ctx->{smsg} = $over->next_by_mid(@$next_arg) or
+ return; # undef == 404
+
+ # allow user to easily browse the range around this message if
+ # they have ->over
+ $ctx->{-t_max} = $smsg->{ts};
PublicInbox::WwwStream::aresponse($ctx, 200, \&msg_page_i);
}
'https://en.wikipedia.org/wiki/Posting_style#Interleaved_style';
my $info = '';
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
if (my $url = $ibx->{infourl}) {
$url = prurl($ctx->{env}, $url);
$info = qq(\n List information: <a\nhref="$url">$url</a>\n);
$nr == 1 ? "$nr $singular" : "$nr $plural";
}
-# human-friendly format
-sub fmt_ts ($) { strftime('%Y-%m-%d %k:%M', gmtime($_[0])) }
-
# Displays the text of of the message for /$INBOX/$MSGID/[Tt]/ endpoint
# this is already inside a <pre>
sub eml_entry {
# Deleting these fields saves about 400K as we iterate across 1K msgs
delete @$smsg{qw(ts blob)};
- my $hdr = $eml->header_obj;
- my $from = _hdr_names_html($hdr, 'From');
+ my $from = _hdr_names_html($eml, 'From');
obfuscate_addrs($obfs_ibx, $from) if $obfs_ibx;
$rv .= "From: $from @ ".fmt_ts($ds)." UTC";
my $upfx = $ctx->{-upfx};
my $mhref = $upfx . mid_href($mid_raw) . '/';
$rv .= qq{ (<a\nhref="$mhref">permalink</a> / };
$rv .= qq{<a\nhref="${mhref}raw">raw</a>)\n};
- my $to = fold_addresses(_hdr_names_html($hdr, 'To'));
- my $cc = fold_addresses(_hdr_names_html($hdr, 'Cc'));
+ my $to = fold_addresses(_hdr_names_html($eml, 'To'));
+ my $cc = fold_addresses(_hdr_names_html($eml, 'Cc'));
my ($tlen, $clen) = (length($to), length($cc));
my $to_cc = '';
if (($tlen + $clen) > COLS) {
$rv .= $to_cc;
my $mapping = $ctx->{mapping};
- if (!$mapping && (defined($irt) || defined($irt = in_reply_to($hdr)))) {
+ if (!$mapping && (defined($irt) || defined($irt = in_reply_to($eml)))) {
my $href = $upfx . mid_href($irt) . '/';
my $html = ascii_html($irt);
$rv .= qq(In-Reply-To: <<a\nhref="$href">$html</a>>\n)
sub pad_link ($$;$) {
my ($mid, $level, $s) = @_;
$s ||= '...';
- my $id = id_compress($mid, 1);
- (' 'x19).indent_for($level).th_pfx($level)."<a\nhref=#r$id>($s)</a>\n";
+ my $href = defined($mid) ?
+ ("<a\nhref=#r".id_compress($mid, 1).">($s)</a>\n") :
+ "($s)\n";
+ (' 'x19).indent_for($level).th_pfx($level).$href;
+}
+
+sub _skel_hdr {
+ # my ($mapping, $mid) = @_;
+ ($_[0]->{$_[1] // \'bogus'} // [ "(?)\n" ])->[0];
}
sub _th_index_lite {
my $s = ($idx - 1). ' preceding siblings ...';
$rv .= pad_link($pmid, $level, $s);
} elsif ($idx == 2) {
- my $ppmid = $siblings->[0]->{mid};
- $rv .= $pad . $mapping->{$ppmid}->[0];
+ $rv .= $pad . _skel_hdr($mapping,
+ $siblings->[0] ?
+ $siblings->[0]->{mid} : undef);
}
- $rv .= $pad . $mapping->{$pmid}->[0];
+ $rv .= $pad . _skel_hdr($mapping, $pmid);
}
}
my $s_s = nr_to_s($nr_s, 'sibling', 'siblings');
$attr =~ s!<a\nhref=[^>]+>([^<]+)</a>!$1!s; # no point linking to self
$rv .= "<b>@ $attr";
if ($nr_c) {
- my $cmid = $children->[0]->{mid};
- $rv .= $pad . $mapping->{$cmid}->[0];
+ my $cmid = $children->[0] ? $children->[0]->{mid} : undef;
+ $rv .= $pad . _skel_hdr($mapping, $cmid);
if ($nr_c > 2) {
my $s = ($nr_c - 1). ' more replies';
$rv .= pad_link($cmid, $level + 1, $s);
} elsif (my $cn = $children->[1]) {
- $rv .= $pad . $mapping->{$cn->{mid}}->[0];
+ $rv .= $pad . _skel_hdr($mapping, $cn->{mid});
}
}
my $next = $siblings->[$idx+1] if $siblings && $idx >= 0;
if ($next) {
my $nmid = $next->{mid};
- $rv .= $pad . $mapping->{$nmid}->[0];
+ $rv .= $pad . _skel_hdr($mapping, $nmid);
my $nnext = $nr_s - $idx;
if ($nnext > 2) {
my $s = ($nnext - 1).' subsequent siblings';
$rv .= pad_link($nmid, $level, $s);
} elsif (my $nn = $siblings->[$idx + 2]) {
- $rv .= $pad . $mapping->{$nn->{mid}}->[0];
+ $rv .= $pad . _skel_hdr($mapping, $nn->{mid});
}
}
$rv .= $pad ."<a\nhref=#r$id>$s_s, $s_c; $ctx->{s_nr}</a>\n";
sub stream_thread_i { # PublicInbox::WwwStream::getline callback
my ($ctx, $eml) = @_;
- goto &thread_eml_entry if $eml; # tail recursion
+ return thread_eml_entry($ctx, $eml) if $eml;
return unless exists($ctx->{skel});
my $ghost_ok = $ctx->{nr}++;
while (1) {
# /$INBOX/$MSGID/t/ and /$INBOX/$MSGID/T/
sub thread_html {
my ($ctx) = @_;
+ $ctx->{-upfx} = '../../';
my $mid = $ctx->{mid};
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
my ($nr, $msgs) = $ibx->over->get_thread($mid);
return missing_thread($ctx) if $nr == 0;
+
+ # link $INBOX_DIR/description text to "index_topics" view around
+ # the newest message in this thread
+ my $t = ts2str($ctx->{-t_max} = max(map { delete $_->{ts} } @$msgs));
+ my $t_fmt = fmt_ts($ctx->{-t_max});
+
my $skel = '<hr><pre>';
$skel .= $nr == 1 ? 'only message in thread' : 'end of thread';
- $skel .= ", back to <a\nhref=\"../../\">index</a>\n\n";
+ $skel .= <<EOF;
+, other threads:[<a
+href="../../?t=$t">~$t_fmt UTC</a> | <a
+href="../../">newest</a>]
+
+EOF
$skel .= "<b\nid=t>Thread overview:</b> ";
$skel .= $nr == 1 ? '(only message)' : "$nr+ messages";
$skel .= " (download: <a\nhref=\"../t.mbox.gz\">mbox.gz</a>";
$skel .= " / follow: <a\nhref=\"../t.atom\">Atom feed</a>)\n";
$skel .= "-- links below jump to the message on this page --\n";
- $ctx->{-upfx} = '../../';
$ctx->{cur_level} = 0;
$ctx->{skel} = \$skel;
$ctx->{prev_attr} = '';
$ctx->{prev_level} = 0;
- $ctx->{root_anchor} = anchor_for($mid);
- $ctx->{mapping} = {};
+ $ctx->{root_anchor} = 'm' . id_compress($mid, 1);
+ $ctx->{mapping} = {}; # mid -> [ header_summary, node, idx, level ]
$ctx->{s_nr} = ($nr > 1 ? "$nr+ messages" : 'only message')
.' in thread';
return unless $part->{bdy};
my $nl = $idx eq '1' ? '' : "\n"; # like join("\n", ...)
- my $size = bytes::length($part->body);
+ my $size = length($part->body);
# hide attributes normally, unless we want to aid users in
# spotting MUA problems:
sub add_text_body { # callback for each_part
my ($p, $ctx) = @_;
my $upfx = $ctx->{mhref};
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
my $l = $ctx->{-linkify} //= PublicInbox::Linkify->new;
# $p - from each_part: [ Email::MIME-like, depth, $idx ]
my ($part, $depth, $idx) = @$p;
$diff = 1;
delete $ctx->{-long_path};
my $spfx;
- if ($ibx->{-repo_objs}) {
- if (index($upfx, '//') >= 0) { # absolute URL (Atom feeds)
+ # absolute URL (Atom feeds)
+ if ($ibx->{coderepo}) {
+ if (index($upfx, '//') >= 0) {
$spfx = $upfx;
$spfx =~ s!/([^/]*)/\z!/!;
} else {
}
sub _msg_page_prepare_obuf {
- my ($hdr, $ctx) = @_;
- my $over = $ctx->{-inbox}->over;
+ my ($eml, $ctx) = @_;
+ my $over = $ctx->{ibx}->over;
my $obfs_ibx = $ctx->{-obfs_ibx};
my $rv = '';
- my $mids = mids_for_index($hdr);
+ my $mids = mids_for_index($eml);
my $nr = $ctx->{nr}++;
if ($nr) { # unlikely
+ if ($ctx->{chash} eq content_hash($eml)) {
+ warn "W: BUG? @$mids not deduplicated properly\n";
+ return \$rv;
+ }
+ $rv .=
+"<pre>WARNING: multiple messages have this Message-ID\n</pre>";
$rv .= '<pre>';
} else {
- $ctx->{first_hdr} = $hdr;
- if ($ctx->{smsg}) {
- $rv .=
-"<pre>WARNING: multiple messages have this Message-ID\n</pre>";
- }
+ $ctx->{first_hdr} = $eml->header_obj;
+ $ctx->{chash} = content_hash($eml) if $ctx->{smsg}; # reused MID
$rv .= "<pre\nid=b>"; # anchor for body start
}
$ctx->{-upfx} = '../' if $over;
my @title; # (Subject[0], From[0])
- for my $v ($hdr->header('From')) {
+ for my $v ($eml->header('From')) {
my @n = PublicInbox::Address::names($v);
$v = ascii_html($v);
$title[1] //= ascii_html(join(', ', @n));
$rv .= "From: $v\n" if $v ne '';
}
foreach my $h (qw(To Cc)) {
- for my $v ($hdr->header($h)) {
+ for my $v ($eml->header($h)) {
fold_addresses($v);
$v = ascii_html($v);
obfuscate_addrs($obfs_ibx, $v) if $obfs_ibx;
$rv .= "$h: $v\n" if $v ne '';
}
}
- my @subj = $hdr->header('Subject');
+ my @subj = $eml->header('Subject');
if (@subj) {
my $v = ascii_html(shift @subj);
obfuscate_addrs($obfs_ibx, $v) if $obfs_ibx;
$rv .= qq(<a\nhref="#r"\nid=t></a>) if $over;
$title[0] = '(no subject)';
}
- for my $v ($hdr->header('Date')) {
+ for my $v ($eml->header('Date')) {
$v = ascii_html($v);
obfuscate_addrs($obfs_ibx, $v) if $obfs_ibx; # possible :P
- $rv .= "Date: $v\n";
+ $rv .= qq{Date: $v\t<a\nhref="#r">[thread overview]</a>\n};
}
if (!$nr) { # first (and only) message, common case
$ctx->{-title_html} = join(' - ', @title);
my $lnk = PublicInbox::Linkify->new;
my $s = '';
for my $h (qw(Message-ID X-Alt-Message-ID)) {
- $s .= "$h: $_\n" for ($hdr->header_raw($h));
+ $s .= "$h: $_\n" for ($eml->header_raw($h));
}
$lnk->linkify_mids('..', \$s, 1);
$rv .= $s;
}
- $rv .= _parent_headers($hdr, $over);
+ $rv .= _parent_headers($eml, $over);
$rv .= "\n";
\$rv;
}
sub thread_skel ($$$) {
my ($skel, $ctx, $hdr) = @_;
my $mid = mids($hdr)->[0];
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
my ($nr, $msgs) = $ibx->over->get_thread($mid);
my $parent = in_reply_to($hdr);
$$skel .= "\n<b>Thread overview: </b>";
$$skel .= SKEL_EXPAND."\n ";
$$skel .= ghost_parent('../', $parent) . "\n";
} else {
- $$skel .= '[no followups] '.SKEL_EXPAND."\n";
+ $$skel .= "<a\nid=r>[no followups]</a> ".
+ SKEL_EXPAND."\n";
}
$ctx->{next_msg} = undef;
$ctx->{parent_msg} = $parent;
$rv;
}
-# returns a string buffer via ->getline
+# returns a string buffer
sub html_footer {
my ($ctx, $hdr) = @_;
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
my $upfx = '../';
- my $skel = " <a\nhref=\"$upfx\">index</a>";
+ my $skel;
my $rv = '<pre>';
if ($ibx->over) {
- $skel .= "\n";
+ my $t = ts2str($ctx->{-t_max});
+ my $t_fmt = fmt_ts($ctx->{-t_max});
+ $skel .= <<EOF;
+ other threads:[<a
+href="$upfx?t=$t">~$t_fmt UTC</a>|<a
+href="$upfx">newest</a>]
+EOF
+
thread_skel(\$skel, $ctx, $hdr);
my ($next, $prev);
my $parent = ' ';
$parent = " <a\nhref=\"$u\"\nrel=prev>parent</a>";
}
$rv .= "$next $prev$parent ";
+ } else { # unindexed inboxes w/o over
+ $skel = qq( <a\nhref="$upfx">latest</a>);
}
$rv .= qq(<a\nhref="#R">reply</a>);
$rv .= $skel;
"<<a\nhref=\"../$href/\">$html</a>>";
}
-sub anchor_for {
- my ($msgid) = @_;
- 'm' . id_compress($msgid, 1);
-}
-
sub ghost_parent {
my ($upfx, $mid) = @_;
++$ctx->{root_idx} if $level == 0;
if ($node->{mid} eq $ctx->{mid}) {
$ctx->{found_mid_at} = $ctx->{root_idx};
- return 0;
+ return 0; # stop iterating
}
1;
}
my ($ctx, $level, $smsg) = @_;
my $mid = $smsg->{mid};
my $has_blob = $smsg->{blob} // do {
- if (my $by_mid = $ctx->{-inbox}->smsg_by_mid($mid)) {
+ if (my $by_mid = $ctx->{ibx}->smsg_by_mid($mid)) {
%$smsg = (%$smsg, %$by_mid);
1;
}
}
my @out;
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
my $obfs_ibx = $ibx->{obfuscate} ? $ibx : undef;
# sort by recency, this allows new posts to "bump" old topics...
$anchor = '#t'; # thread skeleton
}
- 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\">$top_subj</a>\n" .
- " $ds UTC $n - $mbox / $atom\n";
+ " $ds UTC $n\n";
for (my $i = 0; $i < scalar(@extra); $i += 2) {
my $level = $extra[$i];
my $subj = $extra[$i + 1]; # already normalized
200;
}
-# only for the t= query parameter passed to overview DB
-sub ts2str ($) { strftime('%Y%m%d%H%M%S', gmtime($_[0])) };
-
sub str2ts ($) {
my ($yyyy, $mon, $dd, $hh, $mm, $ss) = unpack('A4A2A2A2A2A2', $_[0]);
- timegm($ss, $mm, $hh, $dd, $mon - 1, $yyyy);
+ timegm($ss || 0, $mm || 0, $hh || 0, $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>!;
+ if ($prev) { # aligned padding for: 'next (older) | '
+ $next = $next ? "$next | " : ' | ';
+ $prev .= qq[ | <a\nhref="$latest">latest</a>];
}
"<hr><pre>page: $next$prev</pre>";
}
$t =~ s/\A([0-9]{8,14})-// and $after = str2ts($1);
$t =~ /\A([0-9]{8,14})\z/ and $before = str2ts($1);
- my $ibx = $ctx->{-inbox};
+ my $ibx = $ctx->{ibx};
my $msgs = $ibx->recent($opts, $after, $before);
my $nr = scalar @$msgs;
if ($nr < $lim && defined($after)) {
}
if (defined($oldest) && $more) {
my $s = ts2str($oldest);
- $ctx->{next_page} = qq!<a\nhref="?t=$s"\nrel=next>next</a>!;
+ $ctx->{next_page} = qq[<a\nhref="?t=$s"\nrel=next>] .
+ 'next (older)</a>';
}
if (defined($newest) && (defined($before) || defined($after))) {
my $s = ts2str($newest);
- $ctx->{prev_page} = qq!<a\nhref="?t=$s-"\nrel=prev>prev</a>!;
+ $ctx->{prev_page} = qq[<a\nhref="?t=$s-"\nrel=prev>] .
+ 'prev (newer)</a>';
}
$msgs;
}
+# GET /$INBOX - top-level inbox view for indexed inboxes
sub index_topics {
my ($ctx) = @_;
my $msgs = paginate_recent($ctx, 200); # 200 is our window
sub ghost_index_entry {
my ($ctx, $level, $node) = @_;
my ($beg, $end) = thread_adj_level($ctx, $level);
- $beg . '<pre>'. ghost_parent($ctx->{-upfx}, $node->{mid})
+ $beg . '<pre>'. ghost_parent($ctx->{-upfx}, $node->{mid} // '?')
. '</pre>' . $end;
}