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<?php
namespace MediaWiki\SpecialPage;
use MediaWiki\HTMLForm\HTMLForm;
use MediaWiki\MediaWikiServices;
use MediaWiki\Status\Status;
use MediaWiki\Title\MalformedTitleException;
use MediaWiki\Title\Title;
use SearchEngineFactory;
/**
* Abstract to simplify creation of redirect special pages
*
* 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
*
* @stable to extend
*
* @file
* @ingroup SpecialPage
* @author DannyS712
*/
abstract class SpecialRedirectWithAction extends RedirectSpecialPage {
/** @var string */
protected $action;
/** @var string */
protected $msgPrefix;
/** @var SearchEngineFactory */
private $searchEngineFactory;
/**
* @stable to call
* @since 1.39 SearchEngineFactory added
*
* @param string $name
* @param string $action
* @param string $msgPrefix
* @param SearchEngineFactory|null $searchEngineFactory Not providing this param is deprecated since 1.39
*/
public function __construct(
$name,
$action,
$msgPrefix,
?SearchEngineFactory $searchEngineFactory = null
) {
parent::__construct( $name );
$this->action = $action;
$this->msgPrefix = $msgPrefix;
if ( !$searchEngineFactory ) {
// Fallback to global state if the new parameter was not provided
wfDeprecated( __METHOD__ . ' without providing SearchEngineFactory', '1.39' );
$searchEngineFactory = MediaWikiServices::getInstance()->getSearchEngineFactory();
}
$this->searchEngineFactory = $searchEngineFactory;
}
/**
* @inheritDoc
*/
public function getRedirect( $subpage ) {
if ( $subpage === null || $subpage === '' ) {
return false;
}
$this->mAddedRedirectParams['title'] = $subpage;
$this->mAddedRedirectParams['action'] = $this->action;
return true;
}
/**
* @stable to override
*/
protected function showNoRedirectPage() {
$this->setHeaders();
$this->outputHeader();
$this->showForm();
}
private function showForm() {
// Dynamic messages used:
// 'special' . $this->msgPrefix . '-page'
// 'special' . $this->msgPrefix . '-submit'
// Each special page that extends this should include those as comments for grep
$form = HTMLForm::factory( 'ooui', [
'page' => [
'type' => 'text',
'name' => 'page',
'label-message' => 'special' . $this->msgPrefix . '-page',
'required' => true,
],
], $this->getContext(), $this->msgPrefix );
$form->setSubmitTextMsg( 'special' . $this->msgPrefix . '-submit' );
$form->setSubmitCallback( [ $this, 'onFormSubmit' ] );
$form->show();
}
/**
* @stable to override
*
* @param array $formData
*
* @return Status|null
*/
public function onFormSubmit( $formData ) {
$title = $formData['page'];
try {
$page = Title::newFromTextThrow( $title );
} catch ( MalformedTitleException $e ) {
return Status::newFatal( $e->getMessageObject() );
}
$query = [ 'action' => $this->action ];
$url = $page->getFullUrlForRedirect( $query );
$this->getOutput()->redirect( $url );
}
/**
* @stable to override
* @return bool
*/
public function isListed() {
return true;
}
/**
* Return an array of subpages beginning with $search that this special page will accept.
*
* @param string $search Prefix to search for
* @param int $limit Maximum number of results to return (usually 10)
* @param int $offset Number of results to skip (usually 0)
* @return string[] Matching subpages
*/
public function prefixSearchSubpages( $search, $limit, $offset ) {
return $this->prefixSearchString( $search, $limit, $offset, $this->searchEngineFactory );
}
/**
* @stable to override
* @return string
*/
protected function getGroupName() {
return 'redirects';
}
}
/** @deprecated class alias since 1.41 */
class_alias( SpecialRedirectWithAction::class, 'SpecialRedirectWithAction' );