use Encode qw/find_encoding/;
use Encode::MIME::Header;
use Email::MIME::ContentType qw/parse_content_type/;
-use PublicInbox::Hval;
-use PublicInbox::MID qw/mid_clean id_compress mid2path/;
-use Digest::SHA qw/sha1_hex/;
-my $SALT = rand;
+use PublicInbox::Hval qw/ascii_html/;
+use PublicInbox::Linkify;
+use PublicInbox::MID qw/mid_clean id_compress mid2path mid_mime/;
require POSIX;
-# TODO: make these constants tunable
-use constant MAX_INLINE_QUOTED => 12; # half an 80x24 terminal
-use constant MAX_TRUNC_LEN => 72;
-use constant T_ANCHOR => '#u';
use constant INDENT => ' ';
-
-*ascii_html = *PublicInbox::Hval::ascii_html;
+use constant TCHILD => '` ';
+sub th_pfx ($) { $_[0] == 0 ? '' : TCHILD };
my $enc_utf8 = find_encoding('UTF-8');
# public functions:
sub msg_html {
- my ($ctx, $mime, $full_pfx, $footer) = @_;
- if (defined $footer) {
- $footer = "\n" . $footer;
- } else {
- $footer = '';
- }
- headers_to_html_header($mime, $full_pfx, $ctx) .
- multipart_text_as_html($mime, $full_pfx) .
+ my ($ctx, $mime, $footer) = @_;
+ $footer = defined($footer) ? "\n$footer" : '';
+ my $hdr = $mime->header_obj;
+ headers_to_html_header($hdr, $ctx) .
+ multipart_text_as_html($mime) .
'</pre><hr /><pre>' .
- html_footer($mime, 1, $full_pfx, $ctx) .
+ html_footer($hdr, 1, $ctx, 'R/') .
$footer .
'</pre></body></html>';
}
+# /$LISTNAME/$MESSAGE_ID/R/
+sub msg_reply {
+ my ($ctx, $hdr, $footer) = @_;
+ my $s = $hdr->header('Subject');
+ $s = '(no subject)' if (!defined $s) || ($s eq '');
+ my $f = $hdr->header('From');
+ $f = '' unless defined $f;
+ my $mid = $hdr->header_raw('Message-ID');
+ $mid = PublicInbox::Hval->new_msgid($mid);
+ my $t = ascii_html($s);
+ my $se_url =
+ 'https://kernel.org/pub/software/scm/git/docs/git-send-email.html';
+
+ my ($arg, $link) = mailto_arg_link($hdr);
+ push @$arg, '/path/to/YOUR_REPLY';
+
+ "<html><head><title>replying to \"$t\"</title></head><body><pre>" .
+ "replying to message:\n\n" .
+ "Subject: <b>$t</b>\n" .
+ "From: ". ascii_html($f) .
+ "\nDate: " . ascii_html($hdr->header('Date')) .
+ "\nMessage-ID: <" . $mid->as_html . ">\n\n" .
+ "There are multiple ways to reply:\n\n" .
+ "* Save the following mbox file, import it into your mail client,\n" .
+ " and reply-to-all from there: <a\nhref=../raw>mbox</a>\n\n" .
+ "* Reply to all the recipients using the <b>--to</b>, <b>--cc</b>,\n" .
+ " and <b>--in-reply-to</b> switches of git-send-email(1):\n\n" .
+ "\tgit send-email \\\n\t\t" .
+ join(" \\ \n\t\t", @$arg ). "\n\n" .
+ qq( <a\nhref="$se_url">$se_url</a>\n\n) .
+ "* If your mail client supports setting the <b>In-Reply-To</b>" .
+ " header\n via mailto: links, try the " .
+ qq(<a\nhref="$link">mailto: link</a>\n) .
+ "\nFor context, the original <a\nhref=../>message</a> or " .
+ qq(<a\nhref="../t/#u">thread</a>) .
+ '</pre><hr /><pre>' . $footer . '</pre></body></html>';
+}
+
sub feed_entry {
- my ($class, $mime, $full_pfx) = @_;
+ my ($class, $mime) = @_;
# no <head> here for <style>...
- PublicInbox::Hval::PRE .
- multipart_text_as_html($mime, $full_pfx) . '</pre>';
+ PublicInbox::Hval::PRE . multipart_text_as_html($mime) . '</pre>';
}
sub in_reply_to {
- my ($header_obj) = @_;
- my $irt = $header_obj->header('In-Reply-To');
+ my ($hdr) = @_;
+ my $irt = $hdr->header_raw('In-Reply-To');
return mid_clean($irt) if (defined $irt);
- my $refs = $header_obj->header('References');
+ my $refs = $hdr->header_raw('References');
if ($refs && $refs =~ /<([^>]+)>\s*\z/s) {
return $1;
}
# this is already inside a <pre>
sub index_entry {
- my ($fh, $mime, $level, $state) = @_;
+ my ($mime, $level, $state) = @_;
my $midx = $state->{anchor_idx}++;
my $ctx = $state->{ctx};
my $srch = $ctx->{srch};
- my ($prev, $next) = ($midx - 1, $midx + 1);
my $part_nr = 0;
- my $enc = enc_for($mime->header("Content-Type"));
- my $subj = $mime->header('Subject');
- my $header_obj = $mime->header_obj;
+ my $hdr = $mime->header_obj;
+ my $enc = enc_for($hdr->header("Content-Type"));
+ my $subj = $hdr->header('Subject');
- my $mid_raw = mid_clean($header_obj->header('Message-ID'));
+ my $mid_raw = mid_clean(mid_mime($mime));
my $id = anchor_for($mid_raw);
my $seen = $state->{seen};
$seen->{$id} = "#$id"; # save the anchor for children, later
my $mid = PublicInbox::Hval->new_msgid($mid_raw);
- my $from = PublicInbox::Hval->new_oneline($mime->header('From'))->raw;
+ my $from = $hdr->header('From');
my @from = Email::Address->parse($from);
$from = $from[0]->name;
- $from = PublicInbox::Hval->new_oneline($from)->as_html;
- $subj = PublicInbox::Hval->new_oneline($subj)->as_html;
my $root_anchor = $state->{root_anchor} || '';
my $path = $root_anchor ? '../../' : '';
my $href = $mid->as_href;
- my $irt = in_reply_to($header_obj);
+ my $irt = in_reply_to($hdr);
my $parent_anchor = $seen->{anchor_for($irt)} if defined $irt;
- if ($srch) {
- my $t = $ctx->{flat} ? 'T' : 't';
- $subj = "<a\nhref=\"${path}$href/$t/#u\">$subj</a>";
- }
- if ($root_anchor eq $id) {
- $subj = "<u\nid=u>$subj</u>";
- }
+ $from = ascii_html($from);
+ $subj = ascii_html($subj);
+ $subj = "<a\nhref=\"${path}$href/\">$subj</a>";
+ $subj = "<u\nid=u>$subj</u>" if $root_anchor eq $id;
- my $ts = _msg_date($mime);
+ my $ts = _msg_date($hdr);
my $rv = "<pre\nid=s$midx>";
$rv .= "<b\nid=$id>$subj</b>\n";
- $rv .= "- $from @ $ts UTC - ";
- $rv .= "<a\nhref=\"#s$next\">next</a>";
- if ($prev >= 0) {
- $rv .= "/<a\nhref=\"#s$prev\">prev</a>";
- }
- $fh->write($rv .= "\n\n");
+ my $txt = "${path}$href/raw";
+ my $fh = $state->{fh};
+ $fh->write($rv .= "- $from @ $ts UTC (<a\nhref=\"$txt\">raw</a>)\n\n");
- my ($fhref, $more_ref);
my $mhref = "${path}$href/";
- my $more = 'permalink';
- # show full message if it's our root message
- my $neq = $root_anchor ne $id;
- if ($neq || ($neq && $level != 0 && !$ctx->{flat})) {
- $fhref = "${path}$href/f/";
- $more_ref = \$more;
- }
# scan through all parts, looking for displayable text
$mime->walk_parts(sub {
- index_walk($fh, $_[0], $enc, \$part_nr, $fhref, $more_ref);
+ index_walk($fh, $_[0], $enc, \$part_nr);
});
$mime->body_set('');
-
- my $txt = "${path}$href/raw";
- $rv = "\n<a\nhref=\"$mhref\">$more</a> <a\nhref=\"$txt\">raw</a> ";
- $rv .= html_footer($mime, 0, undef, $ctx);
+ $rv = "\n" . html_footer($hdr, 0, $ctx, "$path$href/R");
if (defined $irt) {
unless (defined $parent_anchor) {
}
$rv .= " <a\nhref=\"$parent_anchor\">parent</a>";
}
- if (my $pct = $state->{pct}) {
- $rv .= " [$pct->{$mid_raw}%]";
+ if (my $pct = $state->{pct}) { # used by SearchView.pm
+ $rv .= " [relevance $pct->{$mid_raw}%]";
} elsif ($srch) {
+ my $threaded = 'threaded';
+ my $flat = 'flat';
+ my $end = '';
if ($ctx->{flat}) {
- $rv .= " [<a\nhref=\"${path}$href/t/#u\">threaded</a>" .
- "|<b>flat</b>]";
+ $flat = "<b>$flat</b>";
+ $end = "\n"; # for lynx
} else {
- $rv .= " [<b>threaded</b>|" .
- "<a\nhref=\"${path}$href/T/#u\">flat</a>]";
+ $threaded = "<b>$threaded</b>";
}
+ $rv .= " [<a\nhref=\"${path}$href/t/#u\">$threaded</a>";
+ $rv .= "|<a\nhref=\"${path}$href/T/#u\">$flat</a>]$end";
}
$fh->write($rv .= '</pre>');
}
sub thread_html {
my ($ctx, $foot, $srch) = @_;
+ # $_[0] in sub is the Plack callback
sub { emit_thread_html($_[0], $ctx, $foot, $srch) }
}
# only private functions below.
sub emit_thread_html {
- my ($cb, $ctx, $foot, $srch) = @_;
+ my ($res, $ctx, $foot, $srch) = @_;
my $mid = $ctx->{mid};
- my $res = $srch->get_thread($mid);
- my $msgs = load_results($res);
- my $nr = scalar @$msgs;
- return missing_thread($cb, $ctx) if $nr == 0;
my $flat = $ctx->{flat};
- my $orig_cb = $cb;
+ my $msgs = load_results($srch->get_thread($mid, { asc => $flat }));
+ my $nr = scalar @$msgs;
+ return missing_thread($res, $ctx) if $nr == 0;
my $seen = {};
my $state = {
+ res => $res,
ctx => $ctx,
seen => $seen,
root_anchor => anchor_for($mid),
anchor_idx => 0,
- max_level => 0,
+ cur_level => 0,
};
require PublicInbox::Git;
- my $git = $ctx->{git} ||= PublicInbox::Git->new($ctx->{git_dir});
+ $ctx->{git} ||= PublicInbox::Git->new($ctx->{git_dir});
if ($flat) {
pre_anchor_entry($seen, $_) for (@$msgs);
- __thread_entry(\$cb, $git, $state, $_, 0) for (@$msgs);
+ __thread_entry($state, $_, 0) for (@$msgs);
} else {
my $th = thread_results($msgs);
- thread_entry(\$cb, $git, $state, $_, 0) for $th->rootset;
- if (my $max = $state->{max_level}) {
- my $x = $max > 1 ? ('</ul></li>' x ($max-1)) : '';
- $cb->write($x . '</ul>');
+ thread_entry($state, $_, 0) for $th->rootset;
+ if (my $max = $state->{cur_level}) {
+ $state->{fh}->write(
+ ('</ul></li>' x ($max - 1)) . '</ul>');
}
}
- $git = undef;
Email::Address->purge_cache;
# there could be a race due to a message being deleted in git
# but still being in the Xapian index:
- return missing_thread($cb, $ctx) if ($orig_cb eq $cb);
+ my $fh = delete $state->{fh} or return missing_thread($res, $ctx);
my $final_anchor = $state->{anchor_idx};
my $next = "<a\nid=s$final_anchor>";
$next .= "\ndownload thread: ";
$next .= "<a\nhref=\"../t.mbox.gz\">mbox.gz</a>";
$next .= " / follow: <a\nhref=\"../t.atom\">Atom feed</a>";
- $cb->write('<hr /><pre>' . $next . "\n\n".
+ $fh->write('<hr /><pre>' . $next . "\n\n".
$foot . '</pre></body></html>');
- $cb->close;
+ $fh->close;
}
sub index_walk {
- my ($fh, $part, $enc, $part_nr, $fhref, $more) = @_;
- my $s = add_text_body($enc, $part, $part_nr, $fhref);
-
- if ($more) {
- my $m = 0;
- # drop the remainder of git patches, they're usually better
- # to review when the full message is viewed
- $s =~ s!^---+\n.*\z!!ms and $m = 1;
-
- # Drop signatures
- $s =~ s/^-- \n.*\z//ms and $m = 1;
- $$more = "<b>More...</b>\n\n$$more" if $m;
- }
+ my ($fh, $part, $enc, $part_nr) = @_;
+ my $s = add_text_body($enc, $part, $part_nr);
- # kill any leading or trailing whitespace lines
- $s =~ s/^\s*$//sgm;
- $s =~ s/\s+\z//s;
+ return if $s eq '';
+
+ $s .= "\n"; # ensure there's a trailing newline
- if ($s ne '') {
- # kill per-line trailing whitespace
- $s =~ s/[ \t]+$//sgm;
- $s .= "\n" unless $s =~ /\n\z/s;
- }
$fh->write($s);
}
}
sub multipart_text_as_html {
- my ($mime, $full_pfx, $srch) = @_;
+ my ($mime) = @_;
my $rv = "";
my $part_nr = 0;
my $enc = enc_for($mime->header("Content-Type"));
# scan through all parts, looking for displayable text
$mime->walk_parts(sub {
my ($part) = @_;
- $rv .= add_text_body($enc, $part, \$part_nr, $full_pfx, 1);
+ $part = add_text_body($enc, $part, \$part_nr);
+ $rv .= $part;
+ $rv .= "\n" if $part ne '';
});
$mime->body_set('');
$rv;
"$pad " . ascii_html($fn) . " $pad\n";
}
-my $LINK_RE = qr!\b((?:ftp|https?|nntp)://
- [\@:\w\.-]+/
- ?[\@\w\+\&\?\.\%\;/#=-]*)!x;
-
-sub linkify_1 {
- my ($link_map, $s) = @_;
- $s =~ s!$LINK_RE!
- my $url = $1;
- # salt this, as this could be exploited to show
- # links in the HTML which don't show up in the raw mail.
- my $key = sha1_hex($url . $SALT);
- $link_map->{$key} = $url;
- 'PI-LINK-'. $key;
- !ge;
- $s;
-}
-
-sub linkify_2 {
- my ($link_map, $s) = @_;
-
- # Added "PI-LINK-" prefix to avoid false-positives on git commits
- $s =~ s!\bPI-LINK-([a-f0-9]{40})\b!
- my $key = $1;
- my $url = $link_map->{$key};
- if (defined $url) {
- $url = ascii_html($url);
- "<a\nhref=\"$url\">$url</a>";
- } else {
- # false positive or somebody tried to mess with us
- $key;
- }
- !ge;
- $s;
-}
-
sub flush_quote {
- my ($quot, $n, $part_nr, $full_pfx, $final, $do_anchor) = @_;
-
- if ($full_pfx) {
- if (!$final && scalar(@$quot) <= MAX_INLINE_QUOTED) {
- # show quote inline
- my %l;
- my $rv = join('', map { linkify_1(\%l, $_) } @$quot);
- @$quot = ();
- $rv = ascii_html($rv);
- return linkify_2(\%l, $rv);
- }
+ my ($s, $l, $quot, $part_nr) = @_;
- # show a short snippet of quoted text and link to full version:
- @$quot = map { s/^(?:>\s*)+//gm; $_ } @$quot;
- my $cur = join(' ', @$quot);
- @$quot = split(/\s+/, $cur);
- $cur = '';
- do {
- my $tmp = shift(@$quot);
- my $len = length($tmp) + length($cur);
- if ($len > MAX_TRUNC_LEN) {
- @$quot = ();
- } else {
- $cur .= $tmp . ' ';
- }
- } while (@$quot && length($cur) < MAX_TRUNC_LEN);
- @$quot = ();
- $cur =~ s/ \z/ .../s;
- $cur = ascii_html($cur);
- my $nr = ++$$n;
- "> [<a\nhref=\"$full_pfx#q${part_nr}_$nr\">$cur</a>]\n";
- } else {
- # show everything in the full version with anchor from
- # short version (see above)
- my %l;
- my $rv .= join('', map { linkify_1(\%l, $_) } @$quot);
- @$quot = ();
- $rv = ascii_html($rv);
- return linkify_2(\%l, $rv) unless $do_anchor;
- my $nr = ++$$n;
- "<a\nid=q${part_nr}_$nr></a>" . linkify_2(\%l, $rv);
- }
+ # show everything in the full version with anchor from
+ # short version (see above)
+ my $rv = $l->linkify_1(join('', @$quot));
+ @$quot = ();
+
+ # we use a <div> here to allow users to specify their own
+ # color for quoted text
+ $rv = $l->linkify_2(ascii_html($rv));
+ $$s .= qq(<span\nclass="q">) . $rv . '</span>'
}
sub add_text_body {
- my ($enc_msg, $part, $part_nr, $full_pfx, $do_anchor) = @_;
+ my ($enc_msg, $part, $part_nr) = @_;
return '' if $part->subparts;
my $ct = $part->content_type;
return '';
}
my $enc = enc_for($ct, $enc_msg);
- my $n = 0;
- my $nr = 0;
my $s = $part->body;
$part->body_set('');
$s = $enc->decode($s);
}
my @quot;
+ my $l = PublicInbox::Linkify->new;
while (defined(my $cur = shift @lines)) {
if ($cur !~ /^>/) {
# show the previously buffered quote inline
- if (scalar @quot) {
- $s .= flush_quote(\@quot, \$n, $$part_nr,
- $full_pfx, 0, $do_anchor);
- }
+ flush_quote(\$s, $l, \@quot, $$part_nr) if @quot;
# regular line, OK
- my %l;
- $cur = linkify_1(\%l, $cur);
+ $cur = $l->linkify_1($cur);
$cur = ascii_html($cur);
- $s .= linkify_2(\%l, $cur);
+ $s .= $l->linkify_2($cur);
} else {
push @quot, $cur;
}
}
- if (scalar @quot) {
- $s .= flush_quote(\@quot, \$n, $$part_nr, $full_pfx, 1,
- $do_anchor);
- }
- $s .= "\n" unless $s =~ /\n\z/s;
+
+ flush_quote(\$s, $l, \@quot, $$part_nr) if @quot;
++$$part_nr;
+
+ $s =~ s/[ \t]+$//sgm; # kill per-line trailing whitespace
+ $s =~ s/\A\n+//s; # kill leading blank lines
+ $s =~ s/\s+\z//s; # kill all trailing spaces (final "\n" added if ne '')
$s;
}
sub headers_to_html_header {
- my ($mime, $full_pfx, $ctx) = @_;
+ my ($hdr, $ctx) = @_;
my $srch = $ctx->{srch} if $ctx;
- my $rv = "";
+ my $atom = '';
+ my $rv = '';
+ my $upfx = '';
+
+ if ($srch) {
+ $atom = qq{<link\nrel=alternate\ntitle="Atom feed"\n} .
+ qq!href="${upfx}t.atom"\ntype="application/atom+xml"/>!;
+ }
+
my @title;
- my $header_obj = $mime->header_obj;
- my $mid = $header_obj->header('Message-ID');
+ my $mid = $hdr->header_raw('Message-ID');
$mid = PublicInbox::Hval->new_msgid($mid);
foreach my $h (qw(From To Cc Subject Date)) {
- my $v = $header_obj->header($h);
+ my $v = $hdr->header($h);
defined($v) && ($v ne '') or next;
- $v = PublicInbox::Hval->new_oneline($v);
+ $v = PublicInbox::Hval->new($v);
if ($h eq 'From') {
my @from = Email::Address->parse($v->raw);
} elsif ($h eq 'Subject') {
$title[0] = $v->as_html;
if ($srch) {
- $rv .= "$h: <b\nid=t>";
- $rv .= $v->as_html . "</b>\n";
+ $rv .= qq($h: <a\nhref="#r"\nid=t>);
+ $rv .= $v->as_html . "</a>\n";
next;
}
}
}
$rv .= 'Message-ID: <' . $mid->as_html . '> ';
- my $upfx = $full_pfx ? '' : '../';
$rv .= "(<a\nhref=\"${upfx}raw\">raw</a>)\n";
- my $atom;
- if ($srch) {
- thread_inline(\$rv, $ctx, $mime, $upfx);
-
- $atom = qq{<link\nrel=alternate\ntitle="Atom feed"\n} .
- qq!href="${upfx}t.atom"\ntype="application/atom+xml"/>!;
- } else {
- $rv .= _parent_headers_nosrch($header_obj);
- $atom = '';
- }
+ $rv .= _parent_headers($hdr, $srch);
$rv .= "\n";
("<html><head><title>". join(' - ', @title) . "</title>$atom".
- PublicInbox::Hval::STYLE . "</head><body><pre>" . $rv);
+ PublicInbox::Hval::STYLE .
+ "</head><body><pre\nid=b>" . # anchor for body start
+ $rv);
}
-sub thread_inline {
- my ($dst, $ctx, $cur, $upfx) = @_;
+sub thread_skel {
+ my ($dst, $ctx, $hdr, $tpfx) = @_;
my $srch = $ctx->{srch};
- my $mid = mid_clean($cur->header('Message-ID'));
- my $res = $srch->get_thread($mid);
- my $nr = $res->{total};
- my $expand = "<a\nhref=\"${upfx}t/#u\">expand</a> " .
- "/ <a\nhref=\"${upfx}t.mbox.gz\">mbox.gz</a>";
-
- $$dst .= 'Thread: ';
- my $parent = in_reply_to($cur);
+ my $mid = mid_clean($hdr->header_raw('Message-ID'));
+ my $sres = $srch->get_thread($mid);
+ my $nr = $sres->{total};
+ my $expand = qq(<a\nhref="${tpfx}t/#u">expand</a> ) .
+ qq(/ <a\nhref="${tpfx}t.mbox.gz">mbox.gz</a> ) .
+ qq(/ <a\nhref="${tpfx}t.atom">Atom feed</a>);
+
+ my $parent = in_reply_to($hdr);
if ($nr <= 1) {
- $$dst .= "[no followups, yet] ($expand)\n";
+ if (defined $parent) {
+ $$dst .= "($expand)\n ";
+ $$dst .= ghost_parent("$tpfx../", $parent) . "\n";
+ } else {
+ $$dst .= "[no followups, yet] ($expand)\n";
+ }
$ctx->{next_msg} = undef;
$ctx->{parent_msg} = $parent;
return;
}
- $$dst .= "~$nr messages (<a\nhref=\"#b\">skip</a> / " .
- $expand . ")\n";
+ $$dst .= "$nr+ messages in thread ($expand";
+ $$dst .= qq! / <a\nhref="#b">[top]</a>)\n!;
- my $subj = $srch->subject_path($cur->header('Subject'));
+ my $subj = $srch->subject_path($hdr->header('Subject'));
my $state = {
seen => { $subj => 1 },
srch => $srch,
cur => $mid,
- parent_cmp => defined $parent ? $parent : '',
- parent => $parent,
prev_attr => '',
prev_level => 0,
};
- for (thread_results(load_results($res))->rootset) {
- inline_dump($dst, $state, $upfx, $_, 0);
+ for (thread_results(load_results($sres))->rootset) {
+ skel_dump($dst, $state, $tpfx, $_, 0);
}
- $$dst .= "<a\nid=b></a>"; # anchor for body start
$ctx->{next_msg} = $state->{next_msg};
- $ctx->{parent_msg} = $state->{parent};
+ $ctx->{parent_msg} = $parent;
}
-sub _parent_headers_nosrch {
- my ($header_obj) = @_;
+sub _parent_headers {
+ my ($hdr, $srch) = @_;
my $rv = '';
- my $irt = in_reply_to($header_obj);
+ my $irt = in_reply_to($hdr);
if (defined $irt) {
my $v = PublicInbox::Hval->new_msgid($irt, 1);
my $html = $v->as_html;
$rv .= "<a\nhref=\"../$href/\">$html</a>>\n";
}
- my $refs = $header_obj->header('References');
+ # do not display References: if search is present,
+ # 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;
$rv;
}
-sub html_footer {
- my ($mime, $standalone, $full_pfx, $ctx) = @_;
+sub mailto_arg_link {
+ my ($hdr) = @_;
my %cc; # everyone else
my $to; # this is the From address
foreach my $h (qw(From To Cc)) {
- my $v = $mime->header($h);
+ my $v = $hdr->header($h);
defined($v) && ($v ne '') or next;
my @addrs = Email::Address->parse($v);
foreach my $recip (@addrs) {
$to ||= $dst;
}
}
- Email::Address->purge_cache if $standalone;
+ Email::Address->purge_cache;
+ my @arg;
- my $subj = $mime->header('Subject') || '';
+ my $subj = $hdr->header('Subject') || '';
$subj = "Re: $subj" unless $subj =~ /\bRe:/i;
- my $mid = $mime->header('Message-ID');
+ my $mid = $hdr->header_raw('Message-ID');
+ push @arg, "--in-reply-to='" . ascii_html($mid) . "'";
my $irt = uri_escape_utf8($mid);
delete $cc{$to};
+ push @arg, '--to=' . ascii_html($to);
$to = uri_escape_utf8($to);
$subj = uri_escape_utf8($subj);
-
- my $cc = uri_escape_utf8(join(',', sort values %cc));
+ my $cc = join(',', sort values %cc);
+ push @arg, '--cc=' . ascii_html($cc);
+ $cc = uri_escape_utf8($cc);
my $href = "mailto:$to?In-Reply-To=$irt&Cc=${cc}&Subject=$subj";
$href =~ s/%20/+/g;
+ (\@arg, $href);
+}
+
+sub html_footer {
+ my ($hdr, $standalone, $ctx, $rhref) = @_;
+
my $srch = $ctx->{srch} if $ctx;
- my $upfx = $full_pfx ? '../' : '../../';
+ my $upfx = '../';
+ my $tpfx = '';
my $idx = $standalone ? " <a\nhref=\"$upfx\">index</a>" : '';
-
- if ($srch && $standalone) {
- $idx .= qq{ / follow: <a\nhref="t.atom">Atom feed</a>\n};
- }
+ my $irt = '';
if ($idx && $srch) {
+ $idx .= "\n";
+ thread_skel(\$idx, $ctx, $hdr, $tpfx);
my $p = $ctx->{parent_msg};
my $next = $ctx->{next_msg};
if ($p) {
- $p = PublicInbox::Hval->new_oneline($p);
+ $p = PublicInbox::Hval->new_msgid($p);
$p = $p->as_href;
- $irt = "<a\nhref=\"$upfx$p/\">parent</a> ";
+ $irt = "<a\nhref=\"$upfx$p/\"rel=prev>parent</a> ";
} else {
$irt = ' ' x length('parent ');
}
if ($next) {
- $irt .= "<a\nhref=\"$upfx$next/\">next</a> ";
+ $irt .= "<a\nhref=\"$upfx$next/\"\nrel=next>next</a> ";
} else {
$irt .= ' ' x length('next ');
}
- if ($p || $next) {
- $irt .= "<a\nhref=\"#r\">thread</a> ";
- } else {
- $irt .= ' ' x length('thread ');
- }
} else {
$irt = '';
}
- "$irt<a\nhref=\"" . ascii_html($href) . '">reply</a>' . $idx;
+ $irt . qq(<a\nhref="$rhref">reply</a>) . $idx;
}
sub linkify_ref_nosrch {
}
sub thread_html_head {
- my ($cb, $header, $state) = @_;
- $$cb = $$cb->([200, ['Content-Type'=> 'text/html; charset=UTF-8']]);
+ my ($hdr, $state) = @_;
+ my $res = delete $state->{res} or die "BUG: no Plack callback in {res}";
+ my $fh = $res->([200, ['Content-Type'=> 'text/html; charset=UTF-8']]);
+ $state->{fh} = $fh;
- my $s = PublicInbox::Hval->new_oneline($header->header('Subject'));
- $s = $s->as_html;
- $$cb->write("<html><head><title>$s</title>".
+ my $s = ascii_html($hdr->header('Subject'));
+ $fh->write("<html><head><title>$s</title>".
qq{<link\nrel=alternate\ntitle="Atom feed"\n} .
qq!href="../t.atom"\ntype="application/atom+xml"/>! .
PublicInbox::Hval::STYLE .
sub pre_anchor_entry {
my ($seen, $mime) = @_;
- my $id = anchor_for($mime->header('Message-ID'));
+ my $id = anchor_for(mid_mime($mime));
$seen->{$id} = "#$id"; # save the anchor for children, later
}
qq{[parent not found: <<a\nhref="$upfx$href/">$html</a>>]};
}
-sub __thread_adj_level {
- my ($cb, $state, $level) = @_;
+sub thread_adj_level {
+ my ($state, $level) = @_;
- return if $level <= 0; # flat output
- my $max = $state->{max_level};
- if ($level > $max) {
- $state->{max_level} = $level;
- $$cb->write(($max ? '<li>' : ''). '<ul><li>');
- } else {
- $$cb->write('<li>');
+ my $max = $state->{cur_level};
+ if ($level <= 0) {
+ return '' if $max == 0; # flat output
+
+ # reset existing lists
+ my $x = $max > 1 ? ('</ul></li>' x ($max - 1)) : '';
+ $state->{fh}->write($x . '</ul>');
+ $state->{cur_level} = 0;
+ return '';
}
+ if ($level == $max) { # continue existing list
+ $state->{fh}->write('<li>');
+ } elsif ($level < $max) {
+ my $x = $max > 1 ? ('</ul></li>' x ($max - $level)) : '';
+ $state->{fh}->write($x .= '<li>');
+ $state->{cur_level} = $level;
+ } else { # ($level > $max) # start a new level
+ $state->{cur_level} = $level;
+ $state->{fh}->write(($max ? '<li>' : '') . '<ul><li>');
+ }
+ '</li>';
}
-sub __ghost_flush {
- my ($cb, $state, $upfx, $mid, $level) = @_;
-
- __thread_adj_level($cb, $state, $level);
- $$cb->write('<pre>'. ghost_parent($upfx, $mid) . '</pre>' .
- ($level > 0 ? '</li>' : ''));
+sub ghost_flush {
+ my ($state, $upfx, $mid, $level) = @_;
+ my $end = '<pre>'. ghost_parent($upfx, $mid) . '</pre>';
+ $state->{fh}->write($end .= thread_adj_level($state, $level));
}
sub __thread_entry {
- my ($cb, $git, $state, $mime, $level) = @_;
+ my ($state, $mime, $level) = @_;
# lazy load the full message from mini_mime:
$mime = eval {
- my $path = mid2path(mid_clean($mime->header('Message-ID')));
- Email::MIME->new($git->cat_file('HEAD:'.$path));
+ my $path = mid2path(mid_clean(mid_mime($mime)));
+ Email::MIME->new($state->{ctx}->{git}->cat_file('HEAD:'.$path));
} or return;
- if ($state->{anchor_idx} == 0) {
- thread_html_head($cb, $mime, $state, $level);
- }
-
+ thread_html_head($mime, $state) if $state->{anchor_idx} == 0;
if (my $ghost = delete $state->{ghost}) {
# n.b. ghost messages may only be parents, not children
foreach my $g (@$ghost) {
- __ghost_flush($cb, $state, '../../', @$g);
+ ghost_flush($state, '../../', @$g);
}
}
- __thread_adj_level($cb, $state, $level);
- index_entry($$cb, $mime, $level, $state);
- $$cb->write('</li>') if $level > 0;
+ my $end = thread_adj_level($state, $level);
+ index_entry($mime, $level, $state);
+ $state->{fh}->write($end) if $end;
1;
}
+sub indent_for {
+ my ($level) = @_;
+ INDENT x ($level - 1);
+}
+
sub __ghost_prepare {
my ($state, $node, $level) = @_;
my $ghost = $state->{ghost} ||= [];
}
sub thread_entry {
- my ($cb, $git, $state, $node, $level) = @_;
+ my ($state, $node, $level) = @_;
return unless $node;
if (my $mime = $node->message) {
- unless (__thread_entry($cb, $git, $state, $mime, $level)) {
+ unless (__thread_entry($state, $mime, $level)) {
__ghost_prepare($state, $node, $level);
}
} else {
__ghost_prepare($state, $node, $level);
}
- thread_entry($cb, $git, $state, $node->child, $level + 1);
- thread_entry($cb, $git, $state, $node->next, $level);
+ thread_entry($state, $node->child, $level + 1);
+ thread_entry($state, $node->next, $level);
}
sub load_results {
- my ($res) = @_;
+ my ($sres) = @_;
- [ map { $_->mini_mime } @{delete $res->{msgs}} ];
+ [ map { $_->mini_mime } @{delete $sres->{msgs}} ];
}
sub msg_timestamp {
- my ($mime) = @_;
- my $ts = eval { str2time($mime->header('Date')) };
+ my ($hdr) = @_;
+ my $ts = eval { str2time($hdr->header('Date')) };
defined($ts) ? $ts : 0;
}
sub thread_results {
- my ($msgs, $nosubject) = @_;
+ my ($msgs, $nosubject, $nosort) = @_;
require PublicInbox::Thread;
my $th = PublicInbox::Thread->new(@$msgs);
+
+ # WARNING! both these Mail::Thread knobs were found by inspecting
+ # the Mail::Thread 2.55 source code, and we have some monkey patches
+ # in PublicInbox::Thread to fix memory leaks. Since Mail::Thread
+ # appears unmaintained, I suppose it's safe to depend on these
+ # variables for now:
no warnings 'once';
$Mail::Thread::nosubject = $nosubject;
+ # Keep ghosts with only a single direct child:
+ $Mail::Thread::noprune = 1;
$th->thread;
- $th->order(*sort_ts);
+ $th->order(*sort_ts) unless $nosort;
$th
}
sub missing_thread {
- my ($cb, $ctx) = @_;
+ my ($res, $ctx) = @_;
require PublicInbox::ExtMsg;
- $cb->(PublicInbox::ExtMsg::ext_msg($ctx))
+ $res->(PublicInbox::ExtMsg::ext_msg($ctx))
}
sub _msg_date {
- my ($mime) = @_;
- my $ts = $mime->header('X-PI-TS') || msg_timestamp($mime);
+ my ($hdr) = @_;
+ my $ts = $hdr->header('X-PI-TS') || msg_timestamp($hdr);
fmt_ts($ts);
}
sub fmt_ts { POSIX::strftime('%Y-%m-%d %k:%M', gmtime($_[0])) }
-sub _inline_header {
- my ($dst, $state, $upfx, $mime, $level) = @_;
- my $dot = $level == 0 ? '' : '` ';
+sub _skel_header {
+ my ($dst, $state, $upfx, $hdr, $level) = @_;
my $cur = $state->{cur};
- my $mid = mid_clean($mime->header('Message-ID'));
- my $f = $mime->header('X-PI-From');
- my $d = _msg_date($mime);
- $f = PublicInbox::Hval->new($f)->as_html;
- $d = PublicInbox::Hval->new($d)->as_html;
- my $pfx = ' ' . $d . ' ' . (INDENT x $level);
+ my $mid = mid_clean($hdr->header_raw('Message-ID'));
+ my $f = ascii_html($hdr->header('X-PI-From'));
+ my $d = _msg_date($hdr);
+ my $pfx = "$d " . indent_for($level) . th_pfx($level);
my $attr = $f;
$state->{first_level} ||= $level;
if ($cur) {
if ($cur eq $mid) {
delete $state->{cur};
- $$dst .= "$pfx$dot<b><a\nid=r\nhref=\"#b\">".
+ $$dst .= "$pfx<b><a\nid=r\nhref=\"#t\">".
"$attr [this message]</a></b>\n";
return;
# Subject is never undef, this mail was loaded from
# our Xapian which would've resulted in '' if it were
# really missing (and Filter rejects empty subjects)
- my $s = $mime->header('Subject');
+ my $s = $hdr->header('Subject');
my $h = $state->{srch}->subject_path($s);
if ($state->{seen}->{$h}) {
$s = undef;
}
my $m = PublicInbox::Hval->new_msgid($mid);
$m = $upfx . '../' . $m->as_href . '/';
- if (defined $s) {
- $$dst .= "$pfx$dot<a\nhref=\"$m\">$s</a> $attr\n";
- } else {
- $$dst .= "$pfx$dot<a\nhref=\"$m\">$f</a>\n";
- }
+ $$dst .= "$pfx<a\nhref=\"$m\">";
+ $$dst .= defined($s) ? "$s</a> $f\n" : "$f</a>\n";
}
-sub inline_dump {
+sub skel_dump {
my ($dst, $state, $upfx, $node, $level) = @_;
return unless $node;
if (my $mime = $node->message) {
- my $mid = mid_clean($mime->header('Message-ID'));
- if ($mid eq $state->{parent_cmp}) {
- $state->{parent} = $mid;
- }
- _inline_header($dst, $state, $upfx, $mime, $level);
+ my $hdr = $mime->header_obj;
+ my $mid = mid_clean($hdr->header_raw('Message-ID'));
+ _skel_header($dst, $state, $upfx, $hdr, $level);
} else {
- my $dot = $level == 0 ? '' : '` ';
- my $pfx = (' ' x length(' 1970-01-01 13:37 ')).
- (INDENT x $level) . $dot;
- $$dst .= $pfx;
- $$dst .= ghost_parent("$upfx../", $node->messageid) . "\n";
+ my $mid = $node->messageid;
+ if ($mid eq 'subject dummy') {
+ $$dst .= "\t[no common parent]\n";
+ } else {
+ $$dst .= ' [not found] ';
+ $$dst .= indent_for($level) . th_pfx($level);
+ $mid = PublicInbox::Hval->new_msgid($mid);
+ my $href = "$upfx../" . $mid->as_href . '/';
+ my $html = $mid->as_html;
+ $$dst .= qq{<<a\nhref="$href">$html</a>>\n};
+ }
}
- inline_dump($dst, $state, $upfx, $node->child, $level+1);
- inline_dump($dst, $state, $upfx, $node->next, $level);
+ skel_dump($dst, $state, $upfx, $node->child, $level+1);
+ skel_dump($dst, $state, $upfx, $node->next, $level);
}
sub sort_ts {
} @_;
}
-sub rsort_ts {
- sort {
- (eval { $b->topmost->message->header('X-PI-TS') } || 0) <=>
- (eval { $a->topmost->message->header('X-PI-TS') } || 0)
- } @_;
-}
-
# accumulate recent topics if search is supported
# returns 1 if done, undef if not
sub add_topic {
if (my $x = $node->message) {
$x = $x->header_obj;
- my ($topic, $subj);
+ my $subj;
$subj = $x->header('Subject');
$subj = $state->{srch}->subject_normalized($subj);
- $topic = $subj;
-
- # kill "[PATCH v2]" etc. for summarization
- unless ($level == 0) {
- $topic =~ s/\A\s*\[[^\]]+\]\s*//g;
- }
- if (++$state->{subjs}->{$topic} == 1) {
- push @{$state->{order}}, [ $level, $subj, $topic ];
+ if (++$state->{subjs}->{$subj} == 1) {
+ push @{$state->{order}}, [ $level, $subj ];
}
- my $mid = mid_clean($x->header('Message-ID'));
+ my $mid = mid_clean($x->header_raw('Message-ID'));
my $ts = $x->header('X-PI-TS');
- my $exist = $state->{latest}->{$topic};
+ my $exist = $state->{latest}->{$subj};
if (!$exist || $exist->[1] < $ts) {
- $state->{latest}->{$topic} = [ $mid, $ts ];
+ $state->{latest}->{$subj} = [ $mid, $ts ];
}
} else {
# ghost message, do not bump level
add_topic($state, $node->next, $level);
}
-sub dump_topics {
+sub emit_topics {
my ($state) = @_;
my $order = $state->{order};
my $subjs = $state->{subjs};
my $latest = $state->{latest};
- return "\n[No topics in range]</pre>" unless (scalar @$order);
- my $dst = '';
+ my $fh = $state->{fh};
+ return $fh->write("\n[No topics in range]</pre>") unless scalar @$order;
my $pfx;
my $prev = 0;
my $prev_attr = '';
+ my $cur;
+ my @recent;
while (defined(my $info = shift @$order)) {
- my ($level, $subj, $topic) = @$info;
- my $n = delete $subjs->{$topic};
- my ($mid, $ts) = @{delete $latest->{$topic}};
- $mid = PublicInbox::Hval->new($mid)->as_href;
+ my ($level, $subj) = @$info;
+ my $n = delete $subjs->{$subj};
+ my ($mid, $ts) = @{delete $latest->{$subj}};
+ $mid = PublicInbox::Hval->new_msgid($mid)->as_href;
$subj = PublicInbox::Hval->new($subj)->as_html;
- $pfx = INDENT x ($level - 1);
+ $pfx = indent_for($level);
my $nl = $level == $prev ? "\n" : '';
- my $dot = $level == 0 ? '' : '` ';
- $dst .= "$nl$pfx$dot<a\nhref=\"$mid/t/#u\"><b>$subj</b></a>\n";
+ if ($nl && $cur) {
+ push @recent, $cur;
+ $cur = undef;
+ }
+ $cur ||= [ $ts, '' ];
+ $cur->[0] = $ts if $ts > $cur->[0];
+ $cur->[1] .= $nl . $pfx . th_pfx($level) .
+ "<a\nhref=\"$mid/t/#u\"><b>" .
+ $subj . "</b></a>\n";
- my $attr;
$ts = fmt_ts($ts);
- $attr = " $ts UTC";
+ my $attr = " $ts UTC";
# $n isn't the total number of posts on the topic,
- # just the number of posts in the current results
- # window, so leave it unlabeled
+ # just the number of posts in the current results window
$n = $n == 1 ? '' : " ($n+ messages)";
if ($level == 0 || $attr ne $prev_attr) {
my $mbox = qq(<a\nhref="$mid/t.mbox.gz">mbox.gz</a>);
my $atom = qq(<a\nhref="$mid/t.atom">Atom</a>);
$pfx .= INDENT if $level > 0;
- $dst .= $pfx . $attr . $n . " - $mbox / $atom\n";
+ $cur->[1] .= $pfx . $attr . $n . " - $mbox / $atom\n";
$prev_attr = $attr;
}
}
- $dst .= '</pre>';
+ push @recent, $cur if $cur;
+ @recent = map { $_->[1] } sort { $b->[0] <=> $a->[0] } @recent;
+ $fh->write(join('', @recent) . '</pre>');
}
sub emit_index_topics {
- my ($state, $fh) = @_;
+ my ($state) = @_;
my $off = $state->{ctx}->{cgi}->param('o');
$off = 0 unless defined $off;
$state->{order} = [];
my $max = 25;
my %opts = ( offset => int $off, limit => $max * 4 );
while (scalar @{$state->{order}} < $max) {
- my $res = $state->{srch}->query('', \%opts);
- my $nr = scalar @{$res->{msgs}} or last;
+ my $sres = $state->{srch}->query('', \%opts);
+ my $nr = scalar @{$sres->{msgs}} or last;
- for (rsort_ts(thread_results(load_results($res), 1)->rootset)) {
+ for (thread_results(load_results($sres), 1)->rootset) {
add_topic($state, $_, 0);
}
$opts{offset} += $nr;
}
- $fh->write(dump_topics($state));
+ emit_topics($state);
$opts{offset};
}