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<?php
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Versioning;
use TYPO3\CMS\Core\Type\Enumeration;
/**
* Enumeration object for VersionState
*/
final class VersionState extends Enumeration
{
public const __default = self::DEFAULT_STATE;
/**
* The t3ver_state 0 is used for a live element, and any
* commonly "modified" versioned record which is then identified
* with t3ver_oid=uid of live ID
*/
public const DEFAULT_STATE = 0;
/**
* If a new record is created in a workspace a new
* record is added with t3ver_state = 1, a so-called
* "newly versioned record", which acts as a standalone
* record and has no t3ver_oid value. Publishing this record
* is done by changing the t3ver_wsid field to "0".
*/
public const NEW_PLACEHOLDER = 1;
/**
* Deleting elements is done by actually creating a
* new version of the element and setting t3ver_state=2
* that indicates the live element must be deleted upon
* publishing the versions.
*/
public const DELETE_PLACEHOLDER = 2;
/**
* When an element is moved to a different page, a versioned
* record is created with t3ver_state=4 and the new PID.
* When the database table has a sorting field, the sorting
* on the versioned record is also updated to reflect the new position.
*
* When reading records from the DB with workspaces in mind,
* the t3ver_state=4 records should be fetched as well to
* find the new position and to do "workspace overlays" properly.
*/
public const MOVE_POINTER = 4;
/**
* @return bool
*/
public function indicatesPlaceholder()
{
return (int)$this->__toString() > self::NEW_PLACEHOLDER;
}
}