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<?php
/**
* Content for JavaScript 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
*
* @since 1.21
*
* @file
* @ingroup Content
*
* @author Daniel Kinzler
*/
namespace MediaWiki\Content;
use MediaWiki\Title\Title;
/**
* Content for JavaScript pages.
*
* @newable
* @ingroup Content
*/
class JavaScriptContent extends TextContent {
/**
* @var Title|null|false
*/
private $redirectTarget = false;
/**
* @stable to call
* @param string $text JavaScript code.
* @param string $modelId the content model name
*/
public function __construct( $text, $modelId = CONTENT_MODEL_JAVASCRIPT ) {
parent::__construct( $text, $modelId );
}
/**
* If this page is a redirect, return the content
* if it should redirect to $target instead
*
* @param Title $target
* @return JavaScriptContent
*/
public function updateRedirect( Title $target ) {
if ( !$this->isRedirect() ) {
return $this;
}
// @phan-suppress-next-line PhanTypeMismatchReturnSuperType False positive
return $this->getContentHandler()->makeRedirectContent( $target );
}
/**
* @return Title|null
*/
public function getRedirectTarget() {
if ( $this->redirectTarget !== false ) {
return $this->redirectTarget;
}
$this->redirectTarget = null;
$text = $this->getText();
if ( strpos( $text, '/* #REDIRECT */' ) === 0 ) {
// Compatiblity with pages created by MW 1.41 and earlier:
// Older redirects use an over-escaped \u0026 instead of a literal ampersand (T107289)
$text = str_replace( '\u0026', '&', $text );
// Extract the title from the url
if ( preg_match( '/title=(.*?)&action=raw/', $text, $matches ) ) {
$title = Title::newFromText( urldecode( $matches[1] ) );
if ( $title ) {
// Have a title, check that the current content equals what
// the redirect content should be
$expected = $this->getContentHandler()->makeRedirectContent( $title );
'@phan-var JavaScriptContent $expected';
if ( $expected->getText() === $text ) {
$this->redirectTarget = $title;
}
}
}
}
return $this->redirectTarget;
}
}
/** @deprecated class alias since 1.43 */
class_alias( JavaScriptContent::class, 'JavaScriptContent' );