1 files changed, 50 insertions, 0 deletions
diff --git a/includes/page/WikiCategoryPage.php b/includes/page/WikiCategoryPage.php
new file mode 100644
index 00000000..d3820016
--- /dev/null
+++ b/includes/page/WikiCategoryPage.php
@@ -0,0 +1,50 @@
+<?php
+/**
+ * Special handling for category pages.
+ *
+ * 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
+ */
+
+/**
+ * Special handling for category pages
+ */
+class WikiCategoryPage extends WikiPage {
+
+	/**
+	 * Don't return a 404 for categories in use.
+	 * In use defined as: either the actual page exists
+	 * or the category currently has members.
+	 *
+	 * @return bool
+	 */
+	public function hasViewableContent() {
+		if ( parent::hasViewableContent() ) {
+			return true;
+		} else {
+			$cat = Category::newFromTitle( $this->mTitle );
+			// If any of these are not 0, then has members
+			if ( $cat->getPageCount()
+				|| $cat->getSubcatCount()
+				|| $cat->getFileCount()
+			) {
+				return true;
+			}
+		}
+		return false;
+	}
+}