387 lines
12 KiB
PHP
387 lines
12 KiB
PHP
<?php
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/*
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* Created on Sep 25, 2006
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*
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* API for MediaWiki 1.8+
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*
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* Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*/
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if( !defined('MEDIAWIKI') ) {
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// Eclipse helper - will be ignored in production
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require_once( 'ApiQueryBase.php' );
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}
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/**
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* A query action to return meta information about the wiki site.
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*
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* @ingroup API
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*/
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class ApiQuerySiteinfo extends ApiQueryBase {
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public function __construct( $query, $moduleName ) {
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parent :: __construct( $query, $moduleName, 'si' );
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}
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public function execute() {
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$params = $this->extractRequestParams();
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foreach( $params['prop'] as $p )
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{
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switch ( $p )
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{
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case 'general':
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$this->appendGeneralInfo( $p );
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break;
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case 'namespaces':
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$this->appendNamespaces( $p );
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break;
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case 'namespacealiases':
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$this->appendNamespaceAliases( $p );
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break;
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case 'specialpagealiases':
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$this->appendSpecialPageAliases( $p );
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break;
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case 'magicwords':
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$this->appendMagicWords( $p );
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break;
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case 'interwikimap':
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$filteriw = isset( $params['filteriw'] ) ? $params['filteriw'] : false;
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$this->appendInterwikiMap( $p, $filteriw );
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break;
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case 'dbrepllag':
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$this->appendDbReplLagInfo( $p, $params['showalldb'] );
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break;
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case 'statistics':
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$this->appendStatistics( $p );
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break;
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case 'usergroups':
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$this->appendUserGroups( $p );
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break;
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case 'extensions':
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$this->appendExtensions( $p );
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break;
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default :
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ApiBase :: dieDebug( __METHOD__, "Unknown prop=$p" );
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}
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}
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}
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protected function appendGeneralInfo( $property ) {
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global $wgSitename, $wgVersion, $wgCapitalLinks, $wgRightsCode, $wgRightsText, $wgContLang;
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global $wgLanguageCode, $IP, $wgEnableWriteAPI, $wgLang, $wgLocaltimezone, $wgLocalTZoffset;
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$data = array();
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$mainPage = Title :: newFromText(wfMsgForContent('mainpage'));
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$data['mainpage'] = $mainPage->getPrefixedText();
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$data['base'] = $mainPage->getFullUrl();
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$data['sitename'] = $wgSitename;
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$data['generator'] = "MediaWiki $wgVersion";
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$svn = SpecialVersion::getSvnRevision( $IP );
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if( $svn )
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$data['rev'] = $svn;
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$data['case'] = $wgCapitalLinks ? 'first-letter' : 'case-sensitive'; // 'case-insensitive' option is reserved for future
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if( isset( $wgRightsCode ) )
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$data['rightscode'] = $wgRightsCode;
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$data['rights'] = $wgRightsText;
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$data['lang'] = $wgLanguageCode;
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if( $wgContLang->isRTL() )
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$data['rtl'] = '';
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$data['fallback8bitEncoding'] = $wgLang->fallback8bitEncoding();
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if( wfReadOnly() )
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$data['readonly'] = '';
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if( $wgEnableWriteAPI )
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$data['writeapi'] = '';
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$tz = $wgLocaltimezone;
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$offset = $wgLocalTZoffset;
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if( is_null( $tz ) ) {
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$tz = 'UTC';
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$offset = 0;
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} elseif( is_null( $offset ) ) {
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$offset = 0;
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}
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$data['timezone'] = $tz;
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$data['timeoffset'] = $offset;
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$this->getResult()->addValue( 'query', $property, $data );
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}
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protected function appendNamespaces( $property ) {
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global $wgContLang;
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$data = array();
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foreach( $wgContLang->getFormattedNamespaces() as $ns => $title )
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{
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$data[$ns] = array(
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'id' => $ns
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);
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ApiResult :: setContent( $data[$ns], $title );
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$canonical = MWNamespace::getCanonicalName( $ns );
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if( MWNamespace::hasSubpages( $ns ) )
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$data[$ns]['subpages'] = '';
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if( $canonical )
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$data[$ns]['canonical'] = strtr($canonical, '_', ' ');
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}
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$this->getResult()->setIndexedTagName( $data, 'ns' );
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$this->getResult()->addValue( 'query', $property, $data );
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}
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protected function appendNamespaceAliases( $property ) {
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global $wgNamespaceAliases, $wgContLang;
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$wgContLang->load();
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$aliases = array_merge($wgNamespaceAliases, $wgContLang->namespaceAliases);
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$data = array();
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foreach( $aliases as $title => $ns ) {
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$item = array(
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'id' => $ns
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);
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ApiResult :: setContent( $item, strtr( $title, '_', ' ' ) );
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$data[] = $item;
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}
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$this->getResult()->setIndexedTagName( $data, 'ns' );
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$this->getResult()->addValue( 'query', $property, $data );
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}
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protected function appendSpecialPageAliases( $property ) {
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global $wgLang;
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$data = array();
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foreach( $wgLang->getSpecialPageAliases() as $specialpage => $aliases )
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{
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$arr = array( 'realname' => $specialpage, 'aliases' => $aliases );
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$this->getResult()->setIndexedTagName( $arr['aliases'], 'alias' );
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$data[] = $arr;
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}
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$this->getResult()->setIndexedTagName( $data, 'specialpage' );
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$this->getResult()->addValue( 'query', $property, $data );
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}
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protected function appendMagicWords( $property ) {
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global $wgContLang;
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$data = array();
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foreach($wgContLang->getMagicWords() as $magicword => $aliases)
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{
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$caseSensitive = array_shift($aliases);
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$arr = array('name' => $magicword, 'aliases' => $aliases);
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if($caseSensitive)
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$arr['case-sensitive'] = '';
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$this->getResult()->setIndexedTagName($arr['aliases'], 'alias');
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$data[] = $arr;
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}
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$this->getResult()->setIndexedTagName($data, 'magicword');
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$this->getResult()->addValue('query', $property, $data);
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}
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protected function appendInterwikiMap( $property, $filter ) {
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$this->resetQueryParams();
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$this->addTables( 'interwiki' );
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$this->addFields( array( 'iw_prefix', 'iw_local', 'iw_url' ) );
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if( $filter === 'local' )
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$this->addWhere( 'iw_local = 1' );
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elseif( $filter === '!local' )
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$this->addWhere( 'iw_local = 0' );
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elseif( $filter )
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ApiBase :: dieDebug( __METHOD__, "Unknown filter=$filter" );
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$this->addOption( 'ORDER BY', 'iw_prefix' );
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$db = $this->getDB();
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$res = $this->select( __METHOD__ );
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$data = array();
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$langNames = Language::getLanguageNames();
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while( $row = $db->fetchObject($res) )
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{
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$val = array();
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$val['prefix'] = $row->iw_prefix;
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if( $row->iw_local == '1' )
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$val['local'] = '';
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// $val['trans'] = intval($row->iw_trans); // should this be exposed?
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if( isset( $langNames[$row->iw_prefix] ) )
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$val['language'] = $langNames[$row->iw_prefix];
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$val['url'] = $row->iw_url;
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$data[] = $val;
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}
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$db->freeResult( $res );
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$this->getResult()->setIndexedTagName( $data, 'iw' );
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$this->getResult()->addValue( 'query', $property, $data );
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}
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protected function appendDbReplLagInfo( $property, $includeAll ) {
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global $wgShowHostnames;
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$data = array();
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if( $includeAll ) {
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if ( !$wgShowHostnames )
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$this->dieUsage('Cannot view all servers info unless $wgShowHostnames is true', 'includeAllDenied');
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$lb = wfGetLB();
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$lags = $lb->getLagTimes();
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foreach( $lags as $i => $lag ) {
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$data[] = array(
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'host' => $lb->getServerName( $i ),
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'lag' => $lag
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);
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}
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} else {
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list( $host, $lag ) = wfGetLB()->getMaxLag();
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$data[] = array(
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'host' => $wgShowHostnames ? $host : '',
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'lag' => $lag
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);
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}
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$result = $this->getResult();
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$result->setIndexedTagName( $data, 'db' );
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$result->addValue( 'query', $property, $data );
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}
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protected function appendStatistics( $property ) {
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$data = array();
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$data['pages'] = intval( SiteStats::pages() );
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$data['articles'] = intval( SiteStats::articles() );
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$data['views'] = intval( SiteStats::views() );
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$data['edits'] = intval( SiteStats::edits() );
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$data['images'] = intval( SiteStats::images() );
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$data['users'] = intval( SiteStats::users() );
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$data['activeusers'] = intval( SiteStats::activeUsers() );
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$data['admins'] = intval( SiteStats::numberingroup('sysop') );
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$data['jobs'] = intval( SiteStats::jobs() );
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$this->getResult()->addValue( 'query', $property, $data );
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}
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protected function appendUserGroups( $property ) {
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global $wgGroupPermissions;
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$data = array();
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foreach( $wgGroupPermissions as $group => $permissions ) {
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$arr = array( 'name' => $group, 'rights' => array_keys( $permissions, true ) );
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$this->getResult()->setIndexedTagName( $arr['rights'], 'permission' );
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$data[] = $arr;
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}
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$this->getResult()->setIndexedTagName( $data, 'group' );
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$this->getResult()->addValue( 'query', $property, $data );
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}
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protected function appendExtensions( $property ) {
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global $wgExtensionCredits;
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$data = array();
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foreach ( $wgExtensionCredits as $type => $extensions ) {
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foreach ( $extensions as $ext ) {
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$ret = array();
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$ret['type'] = $type;
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if ( isset( $ext['name'] ) )
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$ret['name'] = $ext['name'];
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if ( isset( $ext['description'] ) )
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$ret['description'] = $ext['description'];
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if ( isset( $ext['descriptionmsg'] ) )
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$ret['descriptionmsg'] = $ext['descriptionmsg'];
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if ( isset( $ext['author'] ) ) {
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$ret['author'] = is_array( $ext['author'] ) ?
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implode( ', ', $ext['author' ] ) : $ext['author'];
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}
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if ( isset( $ext['version'] ) ) {
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$ret['version'] = $ext['version'];
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} elseif ( isset( $ext['svn-revision'] ) &&
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preg_match( '/\$(?:Rev|LastChangedRevision|Revision): *(\d+)/',
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$ext['svn-revision'], $m ) )
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{
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$ret['version'] = 'r' . $m[1];
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}
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$data[] = $ret;
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}
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}
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$this->getResult()->setIndexedTagName( $data, 'ext' );
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$this->getResult()->addValue( 'query', $property, $data );
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}
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public function getAllowedParams() {
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return array(
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'prop' => array(
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ApiBase :: PARAM_DFLT => 'general',
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ApiBase :: PARAM_ISMULTI => true,
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ApiBase :: PARAM_TYPE => array(
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'general',
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'namespaces',
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'namespacealiases',
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'specialpagealiases',
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'magicwords',
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'interwikimap',
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'dbrepllag',
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'statistics',
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'usergroups',
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'extensions',
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)
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),
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'filteriw' => array(
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ApiBase :: PARAM_TYPE => array(
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'local',
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'!local',
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)
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),
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'showalldb' => false,
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);
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}
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public function getParamDescription() {
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return array(
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'prop' => array(
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'Which sysinfo properties to get:',
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' "general" - Overall system information',
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' "namespaces" - List of registered namespaces and their canonical names',
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' "namespacealiases" - List of registered namespace aliases',
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' "specialpagealiases" - List of special page aliases',
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' "magicwords" - List of magic words and their aliases',
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' "statistics" - Returns site statistics',
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' "interwikimap" - Returns interwiki map (optionally filtered)',
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' "dbrepllag" - Returns database server with the highest replication lag',
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' "usergroups" - Returns user groups and the associated permissions',
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' "extensions" - Returns extensions installed on the wiki',
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),
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'filteriw' => 'Return only local or only nonlocal entries of the interwiki map',
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'showalldb' => 'List all database servers, not just the one lagging the most',
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);
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}
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public function getDescription() {
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return 'Return general information about the site.';
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}
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protected function getExamples() {
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return array(
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'api.php?action=query&meta=siteinfo&siprop=general|namespaces|namespacealiases|statistics',
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'api.php?action=query&meta=siteinfo&siprop=interwikimap&sifilteriw=local',
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'api.php?action=query&meta=siteinfo&siprop=dbrepllag&sishowalldb',
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);
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}
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public function getVersion() {
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return __CLASS__ . ': $Id$';
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}
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}
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