+ print qq|
+ <a href="#form" class="skip" title="skip to search form">#</a>
+ <div id="results">
+ |;
+
+ my $swish = SWISH::API->new( "$dir/../var/swish/$database" );
+ $swish->abort_last_error if $swish->Error;
+
+ my @search = ();
+ my @attrs = param('attr');
+ my $op = param('attr_operator');
+
+ if ( $search =~ m{(=|"|AND|OR)} ) {
+ push @search, $search;
+ } elsif ( @attrs ) {
+
+ $op ||= 'Q*';
+ my @or;
+ foreach my $attr ( @attrs ) {
+ my $v = $search;
+ $v =~ s/^\s+//;
+ warn "-- v: $v\n";
+ sub rewrite {
+ my ( $attr, $whitespace, $v ) = @_;
+ warn "## filter $op $whitespace $v\n";
+ my $template = $op;
+ $template =~ s{Q}{$v};
+ $whitespace = " AND " if $whitespace;
+
+ return
+ $whitespace .
+ $attr . '="' . $template . '"';
+ ;
+ };
+ if ( $op =~ m{\s} ) {
+ my $template = $op;
+ $template =~ s{Q}{$v};
+ $v = $attr . '="' . $template . '"';
+ } else {
+ $v =~ s{(\s*)(\S+)}{rewrite($attr,$1,$2)}ge;
+ }
+
+ push @or, $v;
+
+ }
+ push @search, '(' . join(') OR (', @or) . ')';
+
+ } else {
+ push @search, "all=\"$search\"";
+ }
+
+ my $q = '(' . join(') AND (', @search) . ')';
+
+ my @only_input = param('only_input');
+ $q .= ' AND ((' . join(') OR (', map { "input=\"$_\"" } @only_input) . '))' if @only_input;