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<?php
/**
*
*
* Created on Oct 13, 2006
*
* Copyright © 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* @ingroup API
*/
class ApiOpenSearch extends ApiBase {
public function getCustomPrinter() {
return $this->getMain()->createPrinterByName( 'json' );
}
public function execute() {
global $wgEnableOpenSearchSuggest, $wgSearchSuggestCacheExpiry;
$params = $this->extractRequestParams();
$search = $params['search'];
$limit = $params['limit'];
$namespaces = $params['namespace'];
$suggest = $params['suggest'];
// Some script that was loaded regardless of wgEnableOpenSearchSuggest, likely cached.
if ( $suggest && !$wgEnableOpenSearchSuggest ) {
$searches = array();
} else {
// Open search results may be stored for a very long time
$this->getMain()->setCacheMaxAge( $wgSearchSuggestCacheExpiry );
$this->getMain()->setCacheMode( 'public' );
$searches = PrefixSearch::titleSearch( $search, $limit,
$namespaces );
// if the content language has variants, try to retrieve fallback results
$fallbackLimit = $limit - count( $searches );
if ( $fallbackLimit > 0 ) {
global $wgContLang;
$fallbackSearches = $wgContLang->autoConvertToAllVariants( $search );
$fallbackSearches = array_diff( array_unique( $fallbackSearches ), array( $search ) );
foreach ( $fallbackSearches as $fbs ) {
$fallbackSearchResult = PrefixSearch::titleSearch( $fbs, $fallbackLimit,
$namespaces );
$searches = array_merge( $searches, $fallbackSearchResult );
$fallbackLimit -= count( $fallbackSearchResult );
if ( $fallbackLimit == 0 ) {
break;
}
}
}
}
// Set top level elements
$result = $this->getResult();
$result->addValue( null, 0, $search );
$result->addValue( null, 1, $searches );
}
public function getAllowedParams() {
return array(
'search' => null,
'limit' => array(
ApiBase::PARAM_DFLT => 10,
ApiBase::PARAM_TYPE => 'limit',
ApiBase::PARAM_MIN => 1,
ApiBase::PARAM_MAX => 100,
ApiBase::PARAM_MAX2 => 100
),
'namespace' => array(
ApiBase::PARAM_DFLT => NS_MAIN,
ApiBase::PARAM_TYPE => 'namespace',
ApiBase::PARAM_ISMULTI => true
),
'suggest' => false,
);
}
public function getParamDescription() {
return array(
'search' => 'Search string',
'limit' => 'Maximum amount of results to return',
'namespace' => 'Namespaces to search',
'suggest' => 'Do nothing if $wgEnableOpenSearchSuggest is false',
);
}
public function getDescription() {
return 'Search the wiki using the OpenSearch protocol';
}
public function getExamples() {
return array(
'api.php?action=opensearch&search=Te'
);
}
public function getHelpUrls() {
return 'https://www.mediawiki.org/wiki/API:Opensearch';
}
}
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