From aeb7799605e3abce159018da1cca14de768bb231 Mon Sep 17 00:00:00 2001
From: Siebrand Mazeland <siebrand@users.mediawiki.org>
Date: Thu, 17 Sep 2009 08:33:07 +0000
Subject: [PATCH] Add setting $wgAJAXCategoriesNamespaces to allow configuring
 namespaces for where the category add/remove widget is used when
 $wgUseAJAXCategories is set to true. Default behaviour has been left
 unchanged.

---
 includes/DefaultSettings.php | 8 ++++++++
 includes/OutputPage.php      | 8 +++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/includes/DefaultSettings.php b/includes/DefaultSettings.php
index bc4d85f1c2..3997a1fef3 100644
--- a/includes/DefaultSettings.php
+++ b/includes/DefaultSettings.php
@@ -4236,6 +4236,14 @@ $wgMemoryLimit = "50M";
  */
 $wgUseAJAXCategories = false;
 
+/**
+ * Only enable AJAXCategories on configured namespaces. Default is all.
+ *
+ * Example:
+ *   $wgAJAXCategoriesNamespaces = array( NS_MAIN, NS_PROJECT );
+ */
+$wgAJAXCategoriesNamespaces = array();
+
 /**
  * To disable file delete/restore temporarily
  */
diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index abf33fee1b..68eacc8aba 100644
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -1160,7 +1160,13 @@ class OutputPage {
 
 		global $wgUseAJAXCategories;
 		if ($wgUseAJAXCategories) {
-			$this->addScriptClass( 'ajaxCategories' );
+			global $wgAJAXCategoriesNamespaces;
+
+			$title = $this->getTitle();
+
+			if( empty( $wgAJAXCategoriesNamespaces ) || in_array( $title->getNamespace(), $wgAJAXCategoriesNamespaces ) ) {
+				$this->addScriptClass( 'ajaxCategories' );
+			}
 		}
 
 		if( $wgUniversalEditButton ) {
-- 
2.20.1