1 files changed, 85 insertions, 0 deletions
diff --git a/www/wiki/includes/specials/SpecialUncategorizedpages.php b/www/wiki/includes/specials/SpecialUncategorizedpages.php
new file mode 100644
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+++ b/www/wiki/includes/specials/SpecialUncategorizedpages.php
@@ -0,0 +1,85 @@
+<?php
+/**
+ * Implements Special:Uncategorizedpages
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup SpecialPage
+ */
+
+/**
+ * A special page looking for page without any category.
+ *
+ * @ingroup SpecialPage
+ * @todo FIXME: Make $requestedNamespace selectable, unify all subclasses into one
+ */
+class UncategorizedPagesPage extends PageQueryPage {
+	protected $requestedNamespace = false;
+
+	function __construct( $name = 'Uncategorizedpages' ) {
+		parent::__construct( $name );
+	}
+
+	function sortDescending() {
+		return false;
+	}
+
+	function isExpensive() {
+		return true;
+	}
+
+	function isSyndicated() {
+		return false;
+	}
+
+	function getQueryInfo() {
+		return [
+			'tables' => [ 'page', 'categorylinks' ],
+			'fields' => [
+				'namespace' => 'page_namespace',
+				'title' => 'page_title',
+				'value' => 'page_title'
+			],
+			// default for page_namespace is all content namespaces (if requestedNamespace is false)
+			// otherwise, page_namespace is requestedNamespace
+			'conds' => [
+				'cl_from IS NULL',
+				'page_namespace' => $this->requestedNamespace !== false
+						? $this->requestedNamespace
+						: MWNamespace::getContentNamespaces(),
+				'page_is_redirect' => 0
+			],
+			'join_conds' => [
+				'categorylinks' => [ 'LEFT JOIN', 'cl_from = page_id' ]
+			]
+		];
+	}
+
+	function getOrderFields() {
+		// For some crazy reason ordering by a constant
+		// causes a filesort
+		if ( $this->requestedNamespace === false && count( MWNamespace::getContentNamespaces() ) > 1 ) {
+			return [ 'page_namespace', 'page_title' ];
+		}
+
+		return [ 'page_title' ];
+	}
+
+	protected function getGroupName() {
+		return 'maintenance';
+	}
+}