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-rw-r--r--includes/specials/SpecialMostlinkedcategories.php78
1 files changed, 78 insertions, 0 deletions
diff --git a/includes/specials/SpecialMostlinkedcategories.php b/includes/specials/SpecialMostlinkedcategories.php
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+++ b/includes/specials/SpecialMostlinkedcategories.php
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+<?php
+/**
+ * @file
+ * @ingroup SpecialPage
+ */
+
+/**
+ * A querypage to show categories ordered in descending order by the pages in them
+ *
+ * @ingroup SpecialPage
+ *
+ * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
+ * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
+ * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
+ */
+class MostlinkedCategoriesPage extends QueryPage {
+
+ function getName() { return 'Mostlinkedcategories'; }
+ function isExpensive() { return true; }
+ function isSyndicated() { return false; }
+
+ function getSQL() {
+ $dbr = wfGetDB( DB_SLAVE );
+ $categorylinks = $dbr->tableName( 'categorylinks' );
+ $name = $dbr->addQuotes( $this->getName() );
+ return
+ "
+ SELECT
+ $name as type,
+ " . NS_CATEGORY . " as namespace,
+ cl_to as title,
+ COUNT(*) as value
+ FROM $categorylinks
+ GROUP BY cl_to
+ ";
+ }
+
+ function sortDescending() { return true; }
+
+ /**
+ * Fetch user page links and cache their existence
+ */
+ function preprocessResults( $db, $res ) {
+ $batch = new LinkBatch;
+ while ( $row = $db->fetchObject( $res ) )
+ $batch->add( $row->namespace, $row->title );
+ $batch->execute();
+
+ // Back to start for display
+ if ( $db->numRows( $res ) > 0 )
+ // If there are no rows we get an error seeking.
+ $db->dataSeek( $res, 0 );
+ }
+
+ function formatResult( $skin, $result ) {
+ global $wgLang, $wgContLang;
+
+ $nt = Title::makeTitle( $result->namespace, $result->title );
+ $text = $wgContLang->convert( $nt->getText() );
+
+ $plink = $skin->makeLinkObj( $nt, htmlspecialchars( $text ) );
+
+ $nlinks = wfMsgExt( 'nmembers', array( 'parsemag', 'escape'),
+ $wgLang->formatNum( $result->value ) );
+ return wfSpecialList($plink, $nlinks);
+ }
+}
+
+/**
+ * constructor
+ */
+function wfSpecialMostlinkedCategories() {
+ list( $limit, $offset ) = wfCheckLimits();
+
+ $wpp = new MostlinkedCategoriesPage();
+
+ $wpp->doQuery( $offset, $limit );
+}