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<?php
/*
* Created on May 13, 2007
*
* API for MediaWiki 1.8+
*
* Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
*
* 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.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* http://www.gnu.org/copyleft/gpl.html
*/
if (!defined('MEDIAWIKI')) {
// Eclipse helper - will be ignored in production
require_once ("ApiQueryBase.php");
}
/**
* This query adds <images> subelement to all pages with the list of images embedded into those pages.
*
* @addtogroup API
*/
class ApiQueryImages extends ApiQueryGeneratorBase {
public function __construct($query, $moduleName) {
parent :: __construct($query, $moduleName, 'im');
}
public function execute() {
$this->run();
}
public function executeGenerator($resultPageSet) {
$this->run($resultPageSet);
}
private function run($resultPageSet = null) {
if ($this->getPageSet()->getGoodTitleCount() == 0)
return; // nothing to do
$this->addFields(array (
'il_from',
'il_to'
));
$this->addTables('imagelinks');
$this->addWhereFld('il_from', array_keys($this->getPageSet()->getGoodTitles()));
$this->addOption('ORDER BY', "il_from, il_to");
$db = $this->getDB();
$res = $this->select(__METHOD__);
if (is_null($resultPageSet)) {
$data = array();
$lastId = 0; // database has no ID 0
while ($row = $db->fetchObject($res)) {
if ($lastId != $row->il_from) {
if($lastId != 0) {
$this->addPageSubItems($lastId, $data);
$data = array();
}
$lastId = $row->il_from;
}
$vals = array();
ApiQueryBase :: addTitleInfo($vals, Title :: makeTitle(NS_IMAGE, $row->il_to));
$data[] = $vals;
}
if($lastId != 0) {
$this->addPageSubItems($lastId, $data);
}
} else {
$titles = array();
while ($row = $db->fetchObject($res)) {
$titles[] = Title :: makeTitle(NS_IMAGE, $row->il_to);
}
$resultPageSet->populateFromTitles($titles);
}
$db->freeResult($res);
}
public function getDescription() {
return 'Returns all images contained on the given page(s)';
}
protected function getExamples() {
return array (
"Get a list of images used in the [[Main Page]]:",
" api.php?action=query&prop=images&titles=Main%20Page",
"Get information about all images used in the [[Main Page]]:",
" api.php?action=query&generator=images&titles=Main%20Page&prop=info"
);
}
public function getVersion() {
return __CLASS__ . ': $Id: ApiQueryImages.php 30222 2008-01-28 19:05:26Z catrope $';
}
}
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