From 6429096574f4aadb76d1a2f160322c518b0dd370 Mon Sep 17 00:00:00 2001
From: X! <soxred93@users.mediawiki.org>
Date: Sat, 4 Oct 2008 15:27:39 +0000
Subject: [PATCH] Implement a configurable per-namespace and per-page header,
 similar to the editnotice.  *MediaWiki:Pageheader-# for whole namespace 
 *MediaWiki:Pagenumber-#-PAGENAME for one page.  *Can be disabled using
 __NOHEADER__

---
 RELEASE-NOTES                     |  4 ++++
 includes/Article.php              | 27 ++++++++++++++++++++++++++-
 includes/MagicWord.php            |  1 +
 languages/messages/MessagesEn.php |  1 +
 4 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index 5cf945e970..bbfd5e3928 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -146,6 +146,10 @@ The following extensions are migrated into MediaWiki 1.14:
   $wgExternalLinkTarget
 * api.php now sends "Retry-After" and "X-Database-Lag" HTTP headers if the maxlag
   check fails, just like index.php does
+* Configurable per-namespace and per-page header,
+  respectively MediaWiki:Pageheader-# where # is the namespace number, and
+  MediaWiki:Pagenumber-#-PAGENAME where # is the page's namespace number and
+  PAGENAME is the page name minus the namespace prefix. Can be disabled with the new magic word __NOHEADER__
 
 
 === Bug fixes in 1.14 ===
diff --git a/includes/Article.php b/includes/Article.php
index e389de3bab..88a7bfa33f 100644
--- a/includes/Article.php
+++ b/includes/Article.php
@@ -796,6 +796,32 @@ class Article {
 				$wasRedirected = true;
 			}
 		}
+		
+		# Optional notices on a per-namespace and per-page basis
+		$mw = MagicWord::get( 'noheader' );
+		$ignoreheader = false;
+		$text = $this->getContent();
+		if( $mw->match( $text ) ) {
+			$ignoreheader = true;
+		}
+		$pageheader_ns   = 'pageheader-'.$this->mTitle->getNamespace();
+		$pageheader_page = $pageheader_ns.'-'.$this->mTitle->getDBkey();
+		if ( !wfEmptyMsg( $pageheader_ns, wfMsgForContent( $pageheader_ns ) ) && !$ignoreheader ) {
+			$wgOut->addWikiText( wfMsgForContent( $pageheader_ns )  );
+		}
+		
+		if ( MWNamespace::hasSubpages( $this->mTitle->getNamespace() ) && !$ignoreheader  ) {
+			$parts = explode( '/', $this->mTitle->getDBkey() );
+			$pageheader_base = $pageheader_ns;
+			while ( count( $parts ) > 0 ) {
+				$pageheader_base .= '-'.array_shift( $parts );
+				if ( !wfEmptyMsg( $pageheader_base, wfMsgForContent( $pageheader_base ) ) ) {
+					$wgOut->addWikiText( wfMsgForContent( $pageheader_base )  );
+				}
+			}
+		} else if ( !wfEmptyMsg( $pageheader_page, wfMsgForContent( $pageheader_page ) ) && !$ignoreheader  ) {
+			$wgOut->addWikiText( wfMsgForContent( $pageheader_page ) );
+		}
 
 		$outputDone = false;
 		wfRunHooks( 'ArticleViewHeader', array( &$this, &$outputDone, &$pcache ) );
@@ -835,7 +861,6 @@ class Article {
 					$wgOut->addHtml( '</div>' );
 				}
 			}
-			$text = $this->getContent();
 			if ( $text === false ) {
 				# Failed to load, replace text with error message
 				$t = $this->mTitle->getPrefixedText();
diff --git a/includes/MagicWord.php b/includes/MagicWord.php
index 594b2f443d..3f0888d4d3 100644
--- a/includes/MagicWord.php
+++ b/includes/MagicWord.php
@@ -160,6 +160,7 @@ class MagicWord {
 		'index',
 		'noindex',
 		'staticredirect',
+		'noheader',
 	);
 
 
diff --git a/languages/messages/MessagesEn.php b/languages/messages/MessagesEn.php
index df95fd25fa..300c52bf1c 100644
--- a/languages/messages/MessagesEn.php
+++ b/languages/messages/MessagesEn.php
@@ -221,6 +221,7 @@ $magicWords = array(
 	'forcetoc'               => array( 0,    '__FORCETOC__'           ),
 	'toc'                    => array( 0,    '__TOC__'                ),
 	'noeditsection'          => array( 0,    '__NOEDITSECTION__'      ),
+	'noheader'               => array( 0,    '__NOHEADER__'           ),
 	'currentmonth'           => array( 1,    'CURRENTMONTH'           ),
 	'currentmonthname'       => array( 1,    'CURRENTMONTHNAME'       ),
 	'currentmonthnamegen'    => array( 1,    'CURRENTMONTHNAMEGEN'    ),
-- 
2.20.1