From 11aad2ae2a8686a63a541d726452315e5130a1be Mon Sep 17 00:00:00 2001
From: Chad Horohoe <demon@users.mediawiki.org>
Date: Thu, 5 Jun 2008 19:42:47 +0000
Subject: [PATCH] And there it is.

---
 includes/SpecialMissingFiles.php | 87 ++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 includes/SpecialMissingFiles.php

diff --git a/includes/SpecialMissingFiles.php b/includes/SpecialMissingFiles.php
new file mode 100644
index 0000000000..d2da51c741
--- /dev/null
+++ b/includes/SpecialMissingFiles.php
@@ -0,0 +1,87 @@
+<?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
-- 
2.20.1