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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 the <categories> subelement to all pages with the list of categories the page is in
*
* @ingroup API
*/
class ApiQueryCategoryInfo extends ApiQueryBase {
public function __construct($query, $moduleName) {
parent :: __construct($query, $moduleName, 'ci');
}
public function execute() {
$params = $this->extractRequestParams();
$alltitles = $this->getPageSet()->getAllTitlesByNamespace();
if ( empty( $alltitles[NS_CATEGORY] ) ) {
return;
}
$categories = $alltitles[NS_CATEGORY];
$titles = $this->getPageSet()->getGoodTitles() +
$this->getPageSet()->getMissingTitles();
$cattitles = array();
foreach($categories as $c)
{
$t = $titles[$c];
$cattitles[$c] = $t->getDBKey();
}
$this->addTables(array('category', 'page', 'page_props'));
$this->addJoinConds(array(
'page' => array('LEFT JOIN', array(
'page_namespace' => NS_CATEGORY,
'page_title=cat_title')),
'page_props' => array('LEFT JOIN', array(
'pp_page=page_id',
'pp_propname' => 'hiddencat')),
));
$this->addFields(array('cat_title', 'cat_pages', 'cat_subcats', 'cat_files', 'pp_propname AS cat_hidden'));
$this->addWhere(array('cat_title' => $cattitles));
if(!is_null($params['continue']))
{
$title = $this->getDB()->addQuotes($params['continue']);
$this->addWhere("cat_title >= $title");
}
$this->addOption('ORDER BY', 'cat_title');
$db = $this->getDB();
$res = $this->select(__METHOD__);
$catids = array_flip($cattitles);
while($row = $db->fetchObject($res))
{
$vals = array();
$vals['size'] = intval($row->cat_pages);
$vals['pages'] = $row->cat_pages - $row->cat_subcats - $row->cat_files;
$vals['files'] = intval($row->cat_files);
$vals['subcats'] = intval($row->cat_subcats);
if($row->cat_hidden)
$vals['hidden'] = '';
$fit = $this->addPageSubItems($catids[$row->cat_title], $vals);
if(!$fit)
{
$this->setContinueEnumParameter('continue', $row->cat_title);
break;
}
}
$db->freeResult($res);
}
public function getCacheMode( $params ) {
return 'public';
}
public function getAllowedParams() {
return array (
'continue' => null,
);
}
public function getParamDescription() {
return array (
'continue' => 'When more results are available, use this to continue',
);
}
public function getDescription() {
return 'Returns information about the given categories';
}
protected function getExamples() {
return "api.php?action=query&prop=categoryinfo&titles=Category:Foo|Category:Bar";
}
public function getVersion() {
return __CLASS__ . ': $Id: ApiQueryCategoryInfo.php 69986 2010-07-27 03:57:39Z tstarling $';
}
}
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