From d014919229a3d56efd56344a64f5ec8fc59a9cd8 Mon Sep 17 00:00:00 2001
From: Domas Mituzas <midom@users.mediawiki.org>
Date: Thu, 29 Dec 2005 22:03:54 +0000
Subject: [PATCH] dirty sitenotice cache, will cache rendered sitenotice for 10
 minutes, unless it's wikitext changes does not deal with template or links
 changes...

---
 includes/GlobalFunctions.php | 27 ++++++++++++++++++++++-----
 1 file changed, 22 insertions(+), 5 deletions(-)

diff --git a/includes/GlobalFunctions.php b/includes/GlobalFunctions.php
index fc1c0cb32f..60f56eae62 100644
--- a/includes/GlobalFunctions.php
+++ b/includes/GlobalFunctions.php
@@ -1303,10 +1303,12 @@ function swap( &$x, &$y ) {
 }
 
 function wfGetSiteNotice() {
-	global $wgSiteNotice, $wgTitle, $wgOut;
+	global $wgSiteNotice, $wgTitle, $wgOut, $parserMemc, $wgDBname;
 	$fname = 'wfGetSiteNotice';
 	wfProfileIn( $fname );
 
+	$shouldParse=false;
+
 	$notice = wfMsgForContent( 'sitenotice' );
 	if( $notice == '&lt;sitenotice&gt;' || $notice == '-' ) {
 		$notice = '';
@@ -1317,11 +1319,26 @@ function wfGetSiteNotice() {
 		$notice = $wgSiteNotice;
 	}
 	if($notice != '-' && $notice != '') {
-		if( is_object( $wgOut ) ) {
-			$notice = $wgOut->parse( $notice );
+		$cachednotice=$parserMemc->get("{$wgDBname}:sitenotice");
+		if (is_array($cachednotice)) {
+			if (md5($notice)==$cachednotice['hash']) {
+				$notice = $cachednotice['html'];
+			} else {
+				$shouldParse=true;
+			}
 		} else {
-			wfDebug( "wfGetSiteNotice called with no \$wgOut available" );
-			$notice = '';
+			$shouldParse=true;
+		}
+		if ($shouldParse) {
+			if( is_object( $wgOut ) ) {
+				$parsed = $wgOut->parse( $notice );
+				$parserMemc->set("{$wgDBname}:sitenotice",
+					array('html' => $parsed, 'hash' => md5($notice)), 600);
+				$notice = $parsed;
+			} else {
+				wfDebug( "wfGetSiteNotice called with no \$wgOut available" );
+				$notice = '';
+			}
 		}
 	}
 	wfProfileOut( $fname );
-- 
2.20.1