<?php /** * Class to walk into a list of Title objects. * * Note: this entire file is a byte-for-byte copy of UserArrayFromResult.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 */ class TitleArrayFromResult extends TitleArray implements Countable { /** @var ResultWrapper */ public $res; public $key; public $current; function __construct( $res ) { $this->res = $res; $this->key = 0; $this->setCurrent( $this->res->current() ); } /** * @param bool|ResultWrapper $row * @return void */ protected function setCurrent( $row ) { if ( $row === false ) { $this->current = false; } else { $this->current = Title::newFromRow( $row ); } } /** * @return int */ public function count() { return $this->res->numRows(); } function current() { return $this->current; } function key() { return $this->key; } function next() { $row = $this->res->next(); $this->setCurrent( $row ); $this->key++; } function rewind() { $this->res->rewind(); $this->key = 0; $this->setCurrent( $this->res->current() ); } /** * @return bool */ function valid() { return $this->current !== false; } }