laipower/wp-content/plugins/easy-digital-downloads/includes/database/engine/class-row.php

66 lines
1.4 KiB
PHP

<?php
/**
* Base Custom Database Table Row Class.
*
* @package Database
* @subpackage Row
* @copyright Copyright (c) 2020
* @license https://opensource.org/licenses/gpl-2.0.php GNU Public License
* @since 1.0.0
*/
namespace EDD\Database;
// Exit if accessed directly
defined( 'ABSPATH' ) || exit;
/**
* Base database row class.
*
* This class exists solely for other classes to extend (and to encapsulate
* database schema changes for those objects) to help separate the needs of the
* application layer from the requirements of the database layer.
*
* For example, if a database column is renamed or a return value needs to be
* formatted differently, this class will make sure old values are still
* supported and new values do not conflict.
*
* @since 1.0.0
*/
class Row extends Base {
/**
* Construct a database object.
*
* @since 1.0.0
*
* @param mixed Null by default, Array/Object if not
*/
public function __construct( $item = null ) {
if ( ! empty( $item ) ) {
$this->init( $item );
}
}
/**
* Initialize class properties based on data array.
*
* @since 1.0.0
*
* @param array $data
*/
private function init( $data = array() ) {
$this->set_vars( $data );
}
/**
* Determines whether the current row exists.
*
* @since 1.0.0
*
* @return bool
*/
public function exists() {
return ! empty( $this->id );
}
}