%# $Id: found.mc,v 1.5 2006-09-19 16:35:25 mike Exp $
<%once>
use XML::LibXML;
use XML::LibXML::XPathContext;
</%once>
<%perl>
my %params = map { ( $_, $r->param($_)) } $r->param();
my $query = "";
foreach my $key (keys %params) {
    next if $key =~ /^_/;
    my $val = $params{$key};
    next if $val eq "";
    $query .= " and " if $query ne "";
    $query .= "$key = ($val)";
}
$query = 'cql.allRecords=x' if $query eq "";

my $sort = $params{"_sort"};
if ($sort) {
    $query .= " or $sort=/sort";
    $query .= "-desc" if $params{_desc};
    $query .= " 0";
}

### We can think about keeping the Connection object open to re-use
# for multiple requests, but that may not get us much.  Same applies
# for the XML parser.
my $conn = new ZOOM::Connection("localhost:1313/IR-Explain---1");
$conn->option(elementSetName => "zeerex");
my $parser = new XML::LibXML();

my $rs = $conn->search(new ZOOM::Query::CQL($query));
my $n = $rs->size();

my $skip = $params{"_skip"} || 0;
my $count = $params{"_count"} || 10;

my $first = $skip+1;
my $last = $first+$count-1;
$last = $n if $last > $n;
</%perl>
     <h2><% $query %></h2>
     <p>
% if ($n == 0) {
      No matches
% } elsif ($first > $n) {
%# "Can't happen"
      Past end of <% $n %> records
% } else {
      Records <% $first %> to <% $last %> of <% $n %><br/>
<%perl>
if ($skip > 0) {
    $params{_skip} = $count < $skip ? $skip-$count : 0;
    my $prev = "?" . join("&", map { "$_=" . $params{$_}  } sort keys %params);
    print qq[     <a href="$prev">Prev</a>\n];
} else {
    print qq[     <span class="disabled">Prev</span>\n];
}
if ($last < $n) {
    $params{_skip} = $skip+$count;
    my $next = "?" . join("&", map { "$_=" . $params{$_}  } sort keys %params);
    print qq[     <a href="$next">Next</a>\n];
} else {
    print qq[     <span class="disabled">Next</span>\n];
}
</%perl>
% }
     </p>
% if ($n > 0 && $first <= $n) {
     <table width="100%">
      <tr class="thleft">
       <th>#</th>
       <th>Title</th>
       <th>Host</th>
       <th>Port</th>
       <th>DB</th>
       <th></th>
       <th></th>
      </tr>
% foreach my $i ($first .. $last) {
<%perl>
my $rec = $rs->record($i-1);
my $xml = $rec->render();
my $doc = $parser->parse_string($xml);
my $root = $doc->getDocumentElement();
my $xc = XML::LibXML::XPathContext->new($root);
$xc->registerNs(e => 'http://explain.z3950.org/dtd/2.0/');
my $title = $xc->find("e:databaseInfo/e:title");
my $host = $xc->find("e:serverInfo/e:host");
my $port = $xc->find("e:serverInfo/e:port");
my $db = $xc->find("e:serverInfo/e:database");
my $id = $xc->find("concat(e:serverInfo/e:host, ':',
                           e:serverInfo/e:port, '/',
                           e:serverInfo/e:database)");
</%perl>
      <tr style="background: <% ($i % 2) ? '#ffffc0' : 'white' %>">
       <td><% $i %></td>
       <td><% $title %></td>
       <td><% $host %></td>
       <td><% $port %></td>
       <td><% $db %></td>
       <td><a href="<% "/check.html?id=$id" %>">[Check]</a></td>
       <td><a href="<% "/raw.html?id=$id" %>">[Raw]</a></td>
      </tr>
%}
     </table>
% }