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<?php
/**
* Holders of revision list for a single page
*
* 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
*/
use MediaWiki\MediaWikiServices;
/**
* Abstract base class for revision items
*/
abstract class RevisionItemBase {
/** @var RevisionListBase The parent */
protected $list;
/** The database result row */
protected $row;
/**
* @param RevisionListBase $list
* @param object $row DB result row
*/
public function __construct( RevisionListBase $list, $row ) {
$this->list = $list;
$this->row = $row;
}
/**
* Get the DB field name associated with the ID list.
* Override this function.
* @return string|null
*/
public function getIdField() {
return null;
}
/**
* Get the DB field name storing timestamps.
* Override this function.
* @return string|bool
*/
public function getTimestampField() {
return false;
}
/**
* Get the DB field name storing user ids.
* Override this function.
* @return string|bool
*/
public function getAuthorIdField() {
return false;
}
/**
* Get the DB field name storing user names.
* Override this function.
* @return string|bool
*/
public function getAuthorNameField() {
return false;
}
/**
* Get the DB field name storing actor ids.
* Override this function.
* @since 1.31
* @return string|bool
*/
public function getAuthorActorField() {
return false;
}
/**
* Get the ID, as it would appear in the ids URL parameter
* @return int
*/
public function getId() {
$field = $this->getIdField();
return $this->row->$field;
}
/**
* Get the date, formatted in user's language
* @return string
*/
public function formatDate() {
return $this->list->getLanguage()->userDate( $this->getTimestamp(),
$this->list->getUser() );
}
/**
* Get the time, formatted in user's language
* @return string
*/
public function formatTime() {
return $this->list->getLanguage()->userTime( $this->getTimestamp(),
$this->list->getUser() );
}
/**
* Get the timestamp in MW 14-char form
* @return mixed
*/
public function getTimestamp() {
$field = $this->getTimestampField();
return wfTimestamp( TS_MW, $this->row->$field );
}
/**
* Get the author user ID
* @return int
*/
public function getAuthorId() {
$field = $this->getAuthorIdField();
return intval( $this->row->$field );
}
/**
* Get the author user name
* @return string
*/
public function getAuthorName() {
$field = $this->getAuthorNameField();
return strval( $this->row->$field );
}
/**
* Get the author actor ID
* @since 1.31
* @return string
*/
public function getAuthorActor() {
$field = $this->getAuthorActorField();
return strval( $this->row->$field );
}
/**
* Returns true if the current user can view the item
*/
abstract public function canView();
/**
* Returns true if the current user can view the item text/file
*/
abstract public function canViewContent();
/**
* Get the HTML of the list item. Should be include "<li></li>" tags.
* This is used to show the list in HTML form, by the special page.
*/
abstract public function getHTML();
/**
* Returns an instance of LinkRenderer
* @return \MediaWiki\Linker\LinkRenderer
*/
protected function getLinkRenderer() {
return MediaWikiServices::getInstance()->getLinkRenderer();
}
}
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