-# Copyright (C) 2015 all contributors <meta@public-inbox.org>
-# License: AGPLv3 or later (https://www.gnu.org/licenses/agpl-3.0.txt)
+# Copyright (C) 2015-2018 all contributors <meta@public-inbox.org>
+# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# Displays search results for the web interface
package PublicInbox::SearchView;
use strict;
use warnings;
+use URI::Escape qw(uri_unescape uri_escape);
use PublicInbox::SearchMsg;
-use PublicInbox::Hval qw/ascii_html/;
+use PublicInbox::Hval qw/ascii_html obfuscate_addrs/;
use PublicInbox::View;
-use PublicInbox::MID qw(mid2path mid_mime);
-use Email::MIME;
+use PublicInbox::WwwAtomStream;
+use PublicInbox::MID qw(MID_ESC);
+use PublicInbox::MIME;
require PublicInbox::Git;
-require PublicInbox::Thread;
-our $LIM = 50;
+require PublicInbox::SearchThread;
+our $LIM = 200;
+
+sub noop {}
+
+sub mbox_results {
+ my ($ctx) = @_;
+ my $q = PublicInbox::SearchQuery->new($ctx->{qp});
+ my $x = $q->{x};
+ return PublicInbox::Mbox::mbox_all($ctx, $q->{'q'}) if $x eq 'm';
+ sres_top_html($ctx);
+}
sub sres_top_html {
my ($ctx) = @_;
my $q = PublicInbox::SearchQuery->new($ctx->{qp});
- my $code = 200;
+ my $x = $q->{x};
+ my $query = $q->{'q'};
+ my $code = 200;
# double the limit for expanded views:
my $opts = {
limit => $LIM,
mset => 1,
relevance => $q->{r},
};
- my ($mset, $total);
-
+ my ($mset, $total, $err, $cb);
+retry:
eval {
- $mset = $ctx->{srch}->query($q->{q}, $opts);
+ $mset = $ctx->{srch}->query($query, $opts);
$total = $mset->get_matches_estimated;
};
- my $err = $@;
- my $res = html_start($q, $ctx) . '<pre>';
+ $err = $@;
+ ctx_prepare($q, $ctx);
if ($err) {
$code = 400;
- $res .= err_txt($ctx, $err) . "</pre><hr /><pre>" . foot($ctx);
+ $ctx->{-html_tip} = '<pre>'.err_txt($ctx, $err).'</pre><hr>';
+ $cb = *noop;
} elsif ($total == 0) {
+ if (defined($ctx->{-uxs_retried})) {
+ # undo retry damage:
+ $q->{'q'} = $ctx->{-uxs_retried};
+ } elsif (index($q->{'q'}, '%') >= 0) {
+ $ctx->{-uxs_retried} = $q->{'q'};
+ $q->{'q'} = uri_unescape($q->{'q'});
+ goto retry;
+ }
$code = 404;
- $res .= "\n\n[No results found]</pre><hr /><pre>".foot($ctx);
+ $ctx->{-html_tip} = "<pre>\n[No results found]</pre><hr>";
+ $cb = *noop;
} else {
- my $x = $q->{x};
- return sub { adump($_[0], $mset, $q, $ctx) } if ($x eq 'A');
+ return adump($_[0], $mset, $q, $ctx) if $x eq 'A';
- $res .= search_nav_top($mset, $q) . "\n\n";
+ $ctx->{-html_tip} = search_nav_top($mset, $q, $ctx);
if ($x eq 't') {
- return sub { tdump($_[0], $res, $mset, $q, $ctx) };
+ $cb = mset_thread($ctx, $mset, $q);
+ } else {
+ $cb = mset_summary($ctx, $mset, $q);
}
- dump_mset(\$res, $mset);
- $res .= '</pre>' . search_nav_bot($mset, $q) .
- "\n\n" . foot($ctx);
}
+ PublicInbox::WwwStream->response($ctx, $code, $cb);
+}
- $res .= "</pre></body></html>";
- [$code, ['Content-Type'=>'text/html; charset=UTF-8'], [$res]];
+# allow undef for individual doc loads...
+sub load_doc_retry {
+ my ($srch, $mitem) = @_;
+
+ eval {
+ $srch->retry_reopen(sub {
+ PublicInbox::SearchMsg->load_doc($mitem->get_document)
+ });
+ }
}
-# display non-threaded search results similar to what users expect from
+# display non-nested search results similar to what users expect from
# regular WWW search engines:
-sub dump_mset {
- my ($res, $mset) = @_;
+sub mset_summary {
+ my ($ctx, $mset, $q) = @_;
my $total = $mset->get_matches_estimated;
my $pad = length("$total");
my $pfx = ' ' x $pad;
+ my $res = \($ctx->{-html_tip});
+ my $srch = $ctx->{srch};
+ my $ibx = $ctx->{-inbox};
+ my $obfs_ibx = $ibx->{obfuscate} ? $ibx : undef;
foreach my $m ($mset->items) {
my $rank = sprintf("%${pad}d", $m->get_rank + 1);
my $pct = $m->get_percent;
- my $smsg = PublicInbox::SearchMsg->load_doc($m->get_document);
+ my $smsg = load_doc_retry($srch, $m);
+ unless ($smsg) {
+ eval {
+ $m = "$m ".$m->get_docid . " expired\n";
+ $ctx->{env}->{'psgi.errors'}->print($m);
+ };
+ next;
+ }
my $s = ascii_html($smsg->subject);
my $f = ascii_html($smsg->from_name);
- my $ts = PublicInbox::View::fmt_ts($smsg->ts);
- my $mid = PublicInbox::Hval->new_msgid($smsg->mid)->as_href;
+ if ($obfs_ibx) {
+ obfuscate_addrs($obfs_ibx, $s);
+ obfuscate_addrs($obfs_ibx, $f);
+ }
+ my $date = PublicInbox::View::fmt_ts($smsg->ds);
+ my $mid = PublicInbox::Hval->new_msgid($smsg->mid)->{href};
$$res .= qq{$rank. <b><a\nhref="$mid/">}.
$s . "</a></b>\n";
- $$res .= "$pfx - by $f @ $ts UTC [$pct%]\n\n";
+ $$res .= "$pfx - by $f @ $date UTC [$pct%]\n\n";
}
+ $$res .= search_nav_bot($mset, $q);
+ *noop;
}
sub err_txt {
my ($ctx, $err) = @_;
- my $u = '//xapian.org/docs/queryparser.html';
- $u = PublicInbox::Hval::prurl($ctx->{cgi}->{env}, $u);
+ my $u = $ctx->{-inbox}->base_url($ctx->{env}) . '_/text/help/';
$err =~ s/^\s*Exception:\s*//; # bad word to show users :P
$err = ascii_html($err);
- "\n\nBad query: <b>$err</b>\n" .
- qq{See <a\nhref="$u">$u</a> for Xapian query syntax};
+ "\nBad query: <b>$err</b>\n" .
+ qq{See <a\nhref="$u">$u</a> for help on using search};
}
sub search_nav_top {
- my ($mset, $q) = @_;
+ my ($mset, $q, $ctx) = @_;
+ my $m = $q->qs_html(x => 'm', r => undef);
+ my $rv = qq{<form\naction="?$m"\nmethod="post"><pre>};
+ my $initial_q = $ctx->{-uxs_retried};
+ if (defined $initial_q) {
+ my $rewritten = $q->{'q'};
+ utf8::decode($initial_q);
+ utf8::decode($rewritten);
+ $initial_q = ascii_html($initial_q);
+ $rewritten = ascii_html($rewritten);
+ $rv .= " Warning: Initial query:\n <b>$initial_q</b>\n";
+ $rv .= " returned no results, used:\n";
+ $rv .= " <b>$rewritten</b>\n instead\n\n";
+ }
- my $rv = "Search results ordered by [";
+ $rv .= 'Search results ordered by [';
if ($q->{r}) {
my $d = $q->qs_html(r => 0);
$rv .= qq{<a\nhref="?$d">date</a>|<b>relevance</b>};
my $x = $q->{x};
if ($x eq '') {
my $t = $q->qs_html(x => 't');
- $rv .= qq{<b>summary</b>|<a\nhref="?$t">threaded</a>}
+ $rv .= qq{<b>summary</b>|<a\nhref="?$t">nested</a>}
} elsif ($q->{x} eq 't') {
my $s = $q->qs_html(x => '');
- $rv .= qq{<a\nhref="?$s">summary</a>|<b>threaded</b>};
+ $rv .= qq{<a\nhref="?$s">summary</a>|<b>nested</b>};
}
my $A = $q->qs_html(x => 'A', r => undef);
$rv .= qq{|<a\nhref="?$A">Atom feed</a>]};
+ $rv .= qq{\n\t\t\t\t\t\tdownload: };
+ $rv .= qq{<input\ntype=submit\nvalue="mbox.gz"/></pre></form><pre>};
}
sub search_nav_bot {
my ($mset, $q) = @_;
my $total = $mset->get_matches_estimated;
- my $nr = scalar $mset->items;
my $o = $q->{o};
- my $end = $o + $nr;
+ my $end = $o + $mset->size;
my $beg = $o + 1;
- my $rv = "<hr /><pre>Results $beg-$end of $total";
+ my $rv = '</pre><hr><pre id=t>';
+ if ($beg <= $end) {
+ $rv .= "Results $beg-$end of $total";
+ $rv .= ' (estimated)' if $end != $total;
+ } else {
+ $rv .= "No more results, only $total";
+ }
my $n = $o + $LIM;
if ($n < $total) {
my $qs = $q->qs_html(o => $n);
- $rv .= qq{, <a\nhref="?$qs"\nrel=next>next</a>}
+ $rv .= qq{ <a\nhref="?$qs"\nrel=next>next</a>}
}
if ($o > 0) {
- $rv .= $n < $total ? '/' : ', ';
+ $rv .= $n < $total ? '/' : ' ';
my $p = $o - $LIM;
my $qs = $q->qs_html(o => ($p > 0 ? $p : 0));
$rv .= qq{<a\nhref="?$qs"\nrel=prev>prev</a>};
}
- $rv;
+ $rv .= '</pre>';
}
-sub tdump {
- my ($cb, $res, $mset, $q, $ctx) = @_;
- my $fh = $cb->([200, ['Content-Type'=>'text/html; charset=UTF-8']]);
- $fh->write($res .= '</pre>');
+sub sort_relevance {
+ my ($pct) = @_;
+ sub {
+ [ sort { (eval { $pct->{$b->topmost->{id}} } || 0)
+ <=>
+ (eval { $pct->{$a->topmost->{id}} } || 0)
+ } @{$_[0]} ] };
+}
+
+sub mset_thread {
+ my ($ctx, $mset, $q) = @_;
my %pct;
- my @m = map {
+ my $srch = $ctx->{srch};
+ my $msgs = $srch->retry_reopen(sub { [ map {
my $i = $_;
- my $m = PublicInbox::SearchMsg->load_doc($i->get_document);
- $pct{$m->mid} = $i->get_percent;
- $m = $m->mini_mime;
- $m;
- } ($mset->items);
-
- my @rootset;
- my $th = PublicInbox::Thread->new(@m);
- $th->thread;
- if ($q->{r}) { # order by relevance
- $th->order(sub {
- sort { (eval { $pct{$b->topmost->messageid} } || 0)
- <=>
- (eval { $pct{$a->topmost->messageid} } || 0)
- } @_;
- });
- } else { # order by time (default for threaded view)
- $th->order(*PublicInbox::View::sort_ts);
- }
- @rootset = $th->rootset;
- my $state = {
- ctx => $ctx,
- anchor_idx => 0,
- pct => \%pct,
- cur_level => 0,
- -inbox => $ctx->{-inbox},
- fh => $fh,
+ my $smsg = PublicInbox::SearchMsg->load_doc($i->get_document);
+ $pct{$smsg->mid} = $i->get_percent;
+ $smsg;
+ } ($mset->items) ]});
+ my $r = $q->{r};
+ my $rootset = PublicInbox::SearchThread::thread($msgs,
+ $r ? sort_relevance(\%pct) : *PublicInbox::View::sort_ds,
+ $ctx);
+ my $skel = search_nav_bot($mset, $q). "<pre>";
+ my $inbox = $ctx->{-inbox};
+ $ctx->{-upfx} = '';
+ $ctx->{anchor_idx} = 1;
+ $ctx->{cur_level} = 0;
+ $ctx->{dst} = \$skel;
+ $ctx->{mapping} = {};
+ $ctx->{pct} = \%pct;
+ $ctx->{prev_attr} = '';
+ $ctx->{prev_level} = 0;
+ $ctx->{seen} = {};
+ $ctx->{s_nr} = scalar(@$msgs).'+ results';
+
+ # reduce hash lookups in skel_dump
+ $ctx->{-obfuscate} = $ctx->{-inbox}->{obfuscate};
+ PublicInbox::View::walk_thread($rootset, $ctx,
+ *PublicInbox::View::pre_thread);
+
+ @$msgs = reverse @$msgs if $r;
+ sub {
+ return unless $msgs;
+ my $smsg;
+ while (my $m = pop @$msgs) {
+ $smsg = $inbox->smsg_mime($m) and last;
+ }
+ if ($smsg) {
+ return PublicInbox::View::index_entry($smsg, $ctx,
+ scalar @$msgs);
+ }
+ $msgs = undef;
+ $skel .= "\n</pre>";
};
- $ctx->{searchview} = 1;
- tdump_ent($state, $_, 0) for @rootset;
- PublicInbox::View::thread_adj_level($state, 0);
-
- $fh->write(search_nav_bot($mset, $q). "\n\n" .
- foot($ctx). '</pre></body></html>');
-
- $fh->close;
}
-sub tdump_ent {
- my ($state, $node, $level) = @_;
- return unless $node;
- my $mime = $node->message;
-
- if ($mime) {
- # lazy load the full message from mini_mime:
- my $mid = mid_mime($mime);
- $mime = eval { $state->{-inbox}->msg_by_mid($mid) } and
- $mime = Email::MIME->new($mime);
- }
- if ($mime) {
- my $end = PublicInbox::View::thread_adj_level($state, $level);
- PublicInbox::View::index_entry($mime, $level, $state);
- $state->{fh}->write($end) if $end;
- } else {
- my $mid = $node->messageid;
- PublicInbox::View::ghost_flush($state, '', $mid, $level);
- }
- tdump_ent($state, $node->child, $level + 1);
- tdump_ent($state, $node->next, $level);
-}
-
-sub foot {
- my ($ctx) = @_;
- my $foot = $ctx->{footer} || '';
- qq{Back to <a\nhref=".">index</a>.\n$foot};
-}
-
-sub html_start {
+sub ctx_prepare {
my ($q, $ctx) = @_;
- my $qh = ascii_html($q->{'q'});
- my $A = $q->qs_html(x => 'A', r => undef);
- my $res = '<html><head>' . PublicInbox::Hval::STYLE .
- "<title>$qh - search results</title>" .
- qq{<link\nrel=alternate\ntitle="Atom feed"\n} .
- qq!href="?$A"\ntype="application/atom+xml"/></head>! .
- qq{<body><form\naction="">} .
- qq{<input\nname=q\nvalue="$qh"\ntype=text />};
-
- $res .= qq{<input\ntype=hidden\nname=r />} if $q->{r};
+ my $qh = $q->{'q'};
+ utf8::decode($qh);
+ $qh = ascii_html($qh);
+ $ctx->{-q_value_html} = $qh;
+ $ctx->{-atom} = '?'.$q->qs_html(x => 'A', r => undef);
+ $ctx->{-title_html} = "$qh - search results";
+ my $extra = '';
+ $extra .= qq{<input\ntype=hidden\nname=r />} if $q->{r};
if (my $x = $q->{x}) {
$x = ascii_html($x);
- $res .= qq{<input\ntype=hidden\nname=x\nvalue="$x" />};
+ $extra .= qq{<input\ntype=hidden\nname=x\nvalue="$x" />};
}
-
- $res .= qq{<input\ntype=submit\nvalue=search /></form>};
+ $ctx->{-extra_form_html} = $extra;
}
sub adump {
my ($cb, $mset, $q, $ctx) = @_;
- my $fh = $cb->([ 200, ['Content-Type' => 'application/atom+xml']]);
my $ibx = $ctx->{-inbox};
- my $feed_opts = PublicInbox::Feed::get_feedopts($ctx);
- my $x = ascii_html($q->{'q'});
- $x = qq{$x - search results};
- $feed_opts->{atomurl} = $feed_opts->{url} . '?'. $q->qs_html;
- $feed_opts->{url} .= '?'. $q->qs_html(x => undef);
- $x = PublicInbox::Feed::atom_header($feed_opts, $x);
- $fh->write($x. PublicInbox::Feed::feed_updated());
-
- for ($mset->items) {
- $x = PublicInbox::SearchMsg->load_doc($_->get_document)->mid;
- $x = mid2path($x);
- my $s = PublicInbox::Feed::feed_entry($feed_opts, $x, $ibx);
- $fh->write($s) if defined $s;
- }
- PublicInbox::Feed::end_feed($fh);
+ my @items = $mset->items;
+ $ctx->{search_query} = $q;
+ my $srch = $ctx->{srch};
+ PublicInbox::WwwAtomStream->response($ctx, 200, sub {
+ while (my $x = shift @items) {
+ $x = load_doc_retry($srch, $x);
+ $x = $ibx->smsg_mime($x) and return $x;
+ }
+ return undef;
+ });
}
package PublicInbox::SearchQuery;
use strict;
use warnings;
+use URI::Escape qw(uri_escape);
use PublicInbox::Hval;
+use PublicInbox::MID qw(MID_ESC);
sub new {
my ($class, $qp) = @_;
$self = $tmp;
}
- my $q = PublicInbox::Hval->new($self->{'q'})->as_href;
+ my $q = uri_escape($self->{'q'}, MID_ESC);
$q =~ s/%20/+/g; # improve URL readability
my $qs = "q=$q";
$qs .= "&r";
}
if (my $x = $self->{x}) {
- $qs .= "&x=$x" if ($x eq 't' || $x eq 'A');
+ $qs .= "&x=$x" if ($x eq 't' || $x eq 'A' || $x eq 'm');
}
$qs;
}