3 * A querypage to show categories ordered in descending order by the pages in them
6 * @subpackage SpecialPage
8 * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
9 * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
10 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
14 require_once 'QueryPage.php';
18 * @subpackage SpecialPage
20 class MostlinkedCategoriesPage
extends QueryPage
{
22 function getName() { return 'Mostlinkedcategories'; }
23 function isExpensive() { return true; }
24 function isSyndicated() { return false; }
27 $dbr =& wfGetDB( DB_SLAVE
);
28 extract( $dbr->tableNames( 'categorylinks', 'page' ) );
29 $name = $dbr->addQuotes( $this->getName() );
34 " . NS_CATEGORY
. " as namespace,
42 function sortDescending() { return true; }
45 * Fetch user page links and cache their existence
47 function preprocessResults( &$db, &$res ) {
50 $batch = new LinkBatch
;
51 while ( $row = $db->fetchObject( $res ) )
52 $batch->addObj( Title
::makeTitleSafe( $row->namespace, $row->title
) );
53 $batch->execute( $wgLinkCache );
55 // Back to start for display
56 if ( $db->numRows( $res ) > 0 )
57 // If there are no rows we get an error seeking.
58 $db->dataSeek( $res, 0 );
61 function formatResult( $skin, $result ) {
64 $nt = Title
::makeTitle( $result->namespace, $result->title
);
65 $text = $wgContLang->convert( $nt->getText() );
67 $plink = $skin->makeLinkObj( $nt, htmlspecialchars( $text ) );
69 $nlinks = wfMsg( 'nlinks', $result->value
);
70 return "$plink ($nlinks)";
77 function wfSpecialMostlinkedCategories() {
78 list( $limit, $offset ) = wfCheckLimits();
80 $wpp = new MostlinkedCategoriesPage();
82 $wpp->doQuery( $offset, $limit );