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<?php
/**
* 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
*/
namespace MediaWiki\Content;
/**
* Content object implementation representing unknown content.
*
* This can be used to handle content for which no ContentHandler exists on the system,
* perhaps because the extension that provided it has been removed.
*
* FallbackContent instances are immutable.
*
* @since 1.36 (As UnknownContent in 1.34)
* @ingroup Content
* @author Daniel Kinzler
*/
class FallbackContent extends AbstractContent {
/** @var string */
private $data;
/**
* @param string $data
* @param string $model_id The model ID to handle
*/
public function __construct( $data, $model_id ) {
parent::__construct( $model_id );
$this->data = $data;
}
/**
* @return Content $this
*/
public function copy() {
// FallbackContent is immutable, so no need to copy.
return $this;
}
/**
* Returns an empty string.
*
* @param int $maxlength
*
* @return string
*/
public function getTextForSummary( $maxlength = 250 ) {
return '';
}
/**
* Returns the data size in bytes.
*
* @return int
*/
public function getSize() {
return strlen( $this->data );
}
/**
* Returns false.
*
* @param bool|null $hasLinks If it is known whether this content contains links,
* provide this information here, to avoid redundant parsing to find out.
*
* @return bool
*/
public function isCountable( $hasLinks = null ) {
return false;
}
/**
* @return string data of unknown format and meaning
*/
public function getNativeData() {
return $this->getData();
}
/**
* @return string data of unknown format and meaning
*/
public function getData() {
return $this->data;
}
/**
* @param string|null $format
*
* @return string data of unknown format and meaning
*/
public function serialize( $format = null ) {
return $this->getData();
}
/**
* Returns an empty string.
*
* @return string The raw text.
*/
public function getTextForSearchIndex() {
return '';
}
/**
* @return false
*/
public function getWikitextForTransclusion() {
return false;
}
/**
* @param string $toModel
* @param string $lossy
* @return false
*/
public function convert( $toModel, $lossy = '' ) {
return false;
}
protected function equalsInternal( Content $that ) {
if ( !$that instanceof FallbackContent ) {
return false;
}
return $this->getData() == $that->getData();
}
}
/** @deprecated class alias since 1.43 */
class_alias( FallbackContent::class, 'FallbackContent' );
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