--- /dev/null
+<?php
+/**
+ * A querypage to list the missing files - implements Special:Missingfiles
+ *
+ * @addtogroup SpecialPage
+ *
+ * @author Matěj Grabovský <65s.mg@atlas.cz>
+ * @copyright Copyright © 2008, Matěj Grabovský
+ * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
+ */
+class MissingFilesPage extends QueryPage {
+ function getName() {
+ return 'Missingfiles';
+ }
+
+ function isExpensive() {
+ return true;
+ }
+
+ function isSyndicated() {
+ return false;
+ }
+
+ function getSQL() {
+ $dbr = wfGetDB( DB_SLAVE );
+ list( $imagelinks, $page ) = $dbr->tableNamesN( 'imagelinks', 'page' );
+ $name = $dbr->addQuotes( $this->getName() );
+
+ return "SELECT $name as type,
+ " . NS_IMAGE . " as namespace,
+ il_to as title,
+ COUNT(*) as value
+ FROM $imagelinks
+ LEFT JOIN $page ON il_to = page_title AND page_namespace = ". NS_IMAGE ."
+ WHERE page_title IS NULL
+ GROUP BY 1,2,3
+ ";
+ }
+
+ 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->addObj( Title::makeTitleSafe( $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 );
+ }
+
+ public function formatResult( $skin, $result ) {
+ global $wgLang, $wgContLang;
+
+ $nt = Title::makeTitle( $result->namespace, $result->title );
+ $text = $wgContLang->convert( $nt->getText() );
+
+ $plink = $this->isCached()
+ ? '<s>' . $skin->makeLinkObj( $nt, htmlspecialchars( $text ) ) . '</s>'
+ : $skin->makeBrokenImageLinkObj( $nt, htmlspecialchars( $text ) );
+
+ $label = wfMsgExt( 'nlinks', array( 'parsemag', 'escape' ), $wgLang->formatNum( $result->value ) );
+ $nlinks = $skin->makeKnownLinkObj( SpecialPage::getTitleFor( 'Whatlinkshere' ), $label, 'target=' . $nt->getPrefixedUrl() );
+ return wfSpecialList( $plink, $nlinks );
+ }
+}
+
+/**
+ * Constructor
+ */
+function wfSpecialMissingFiles() {
+ list( $limit, $offset ) = wfCheckLimits();
+
+ $wpp = new MissingFilesPage();
+
+ $wpp->doQuery( $offset, $limit );
+}
\ No newline at end of file