+ my $qs = $q->qs_html(o => ($p > 0 ? $p : 0));
+ $rv .= qq{<a\nhref="?$qs"\nrel=prev>prev</a>};
+ }
+ $rv .= '</pre>';
+}
+
+sub sort_relevance {
+ my ($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 $srch = $ctx->{srch};
+ my $msgs = $srch->retry_reopen(sub { [ map {
+ my $i = $_;
+ 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;
+ $skel .= "\n</pre>";
+ };
+}
+
+sub ctx_prepare {
+ my ($q, $ctx) = @_;
+ 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);
+ $extra .= qq{<input\ntype=hidden\nname=x\nvalue="$x" />};
+ }
+ $ctx->{-extra_form_html} = $extra;
+}
+
+sub adump {
+ my ($cb, $mset, $q, $ctx) = @_;
+ my $ibx = $ctx->{-inbox};
+ 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) = @_;
+
+ my $r = $qp->{r};
+ bless {
+ q => $qp->{'q'},
+ x => $qp->{x} || '',
+ o => (($qp->{o} || '0') =~ /(\d+)/),
+ r => (defined $r && $r ne '0'),
+ }, $class;
+}
+
+sub qs_html {
+ my ($self, %over) = @_;
+
+ if (keys %over) {
+ my $tmp = bless { %$self }, ref($self);
+ foreach my $k (keys %over) {
+ $tmp->{$k} = $over{$k};
+ }
+ $self = $tmp;
+ }
+
+ my $q = uri_escape($self->{'q'}, MID_ESC);
+ $q =~ s/%20/+/g; # improve URL readability
+ my $qs = "q=$q";
+
+ if (my $o = $self->{o}) { # ignore o == 0
+ $qs .= "&o=$o";
+ }
+ if (my $r = $self->{r}) {
+ $qs .= "&r";
+ }
+ if (my $x = $self->{x}) {
+ $qs .= "&x=$x" if ($x eq 't' || $x eq 'A' || $x eq 'm');