73 lines
1.9 KiB
PHP
73 lines
1.9 KiB
PHP
<?php
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/**
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* A querypage to show categories ordered in descending order by the pages in them
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*
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* @addtogroup SpecialPage
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*
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* @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
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* @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
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* @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
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*/
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class MostlinkedCategoriesPage extends QueryPage {
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function getName() { return 'Mostlinkedcategories'; }
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function isExpensive() { return true; }
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function isSyndicated() { return false; }
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function getSQL() {
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$dbr = wfGetDB( DB_SLAVE );
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$categorylinks = $dbr->tableName( 'categorylinks' );
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$name = $dbr->addQuotes( $this->getName() );
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return
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"
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SELECT
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$name as type,
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" . NS_CATEGORY . " as namespace,
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cl_to as title,
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COUNT(*) as value
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FROM $categorylinks
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GROUP BY 1,2,3
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";
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}
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function sortDescending() { return true; }
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/**
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* Fetch user page links and cache their existence
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*/
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function preprocessResults( $db, $res ) {
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$batch = new LinkBatch;
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while ( $row = $db->fetchObject( $res ) )
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$batch->add( $row->namespace, $row->title );
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$batch->execute();
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// Back to start for display
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if ( $db->numRows( $res ) > 0 )
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// If there are no rows we get an error seeking.
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$db->dataSeek( $res, 0 );
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}
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function formatResult( $skin, $result ) {
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global $wgLang, $wgContLang;
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$nt = Title::makeTitle( $result->namespace, $result->title );
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$text = $wgContLang->convert( $nt->getText() );
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$plink = $skin->makeLinkObj( $nt, htmlspecialchars( $text ) );
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$nlinks = wfMsgExt( 'nmembers', array( 'parsemag', 'escape'),
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$wgLang->formatNum( $result->value ) );
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return wfSpecialList($plink, $nlinks);
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}
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}
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/**
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* constructor
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*/
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function wfSpecialMostlinkedCategories() {
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list( $limit, $offset ) = wfCheckLimits();
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$wpp = new MostlinkedCategoriesPage();
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$wpp->doQuery( $offset, $limit );
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}
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