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diff --git a/www/wiki/includes/TitleArray.php b/www/wiki/includes/TitleArray.php
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+<?php
+/**
+ * Class to walk into a list of Title objects.
+ *
+ * Note: this entire file is a byte-for-byte copy of UserArray.php with
+ * s/User/Title/.  If anyone can figure out how to do this nicely with
+ * inheritance or something, please do so.
+ *
+ * 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
+ */
+
+use Wikimedia\Rdbms\IResultWrapper;
+
+/**
+ * The TitleArray class only exists to provide the newFromResult method at pre-
+ * sent.
+ */
+abstract class TitleArray implements Iterator {
+	/**
+	 * @param IResultWrapper $res A SQL result including at least page_namespace and
+	 *   page_title -- also can have page_id, page_len, page_is_redirect,
+	 *   page_latest (if those will be used).  See Title::newFromRow.
+	 * @return TitleArrayFromResult
+	 */
+	static function newFromResult( $res ) {
+		$array = null;
+		if ( !Hooks::run( 'TitleArrayFromResult', [ &$array, $res ] ) ) {
+			return null;
+		}
+		if ( $array === null ) {
+			$array = self::newFromResult_internal( $res );
+		}
+		return $array;
+	}
+
+	/**
+	 * @param IResultWrapper $res
+	 * @return TitleArrayFromResult
+	 */
+	protected static function newFromResult_internal( $res ) {
+		$array = new TitleArrayFromResult( $res );
+		return $array;
+	}
+}