From d5c8a7357b67d715cbe247401d48b82057de0705 Mon Sep 17 00:00:00 2001
From: umherirrender <umherirrender_de.wp@web.de>
Date: Sat, 29 Oct 2016 20:26:10 +0200
Subject: [PATCH] Add LinkBatch to Special:UnwatchedPages

Get all the information for blue links in one query.

Change-Id: I18cbaf69c5f75e00e48e27d4b5e7220f51c31808
---
 includes/specials/SpecialUnwatchedpages.php | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/includes/specials/SpecialUnwatchedpages.php b/includes/specials/SpecialUnwatchedpages.php
index df57744b3a..0cbf00d528 100644
--- a/includes/specials/SpecialUnwatchedpages.php
+++ b/includes/specials/SpecialUnwatchedpages.php
@@ -43,6 +43,26 @@ class UnwatchedpagesPage extends QueryPage {
 		return false;
 	}
 
+	/**
+	 * Pre-cache page existence to speed up link generation
+	 *
+	 * @param IDatabase $db
+	 * @param ResultWrapper $res
+	 */
+	public function preprocessResults( $db, $res ) {
+		if ( !$res->numRows() ) {
+			return;
+		}
+
+		$batch = new LinkBatch();
+		foreach ( $res as $row ) {
+			$batch->add( $row->namespace, $row->title );
+		}
+		$batch->execute();
+
+		$res->seek( 0 );
+	}
+
 	public function getQueryInfo() {
 		return [
 			'tables' => [ 'page', 'watchlist' ],
-- 
2.20.1