<?php
namespace Elementor\Core\Schemes;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Elementor scheme base.
*
* An abstract class implementing the scheme interface, responsible for
* creating new schemes.
*
* @since 1.0.0
* @abstract
*/
abstract class Base {
/**
* DB option name for the time when the scheme was last updated.
*/
const LAST_UPDATED_META = '_elementor_scheme_last_updated';
const SCHEME_OPTION_PREFIX = 'elementor_scheme_';
/**
* Get scheme type.
*
* Retrieve the scheme type.
*
* @since 2.8.0
* @access public
* @static
*/
public static function get_type() {
return '';
}
/**
* Get default scheme.
*
* Retrieve the default scheme.
*
* @since 2.8.0
* @access public
*/
abstract public function get_default_scheme();
/**
* Get description.
*
* Retrieve the scheme description.
*
* @since 1.0.0
* @access public
* @static
*
* @return string Scheme description.
*/
public static function get_description() {
return '';
}
/**
* Get scheme value.
*
* Retrieve the scheme value.
*
* @since 1.0.0
* @access public
*
* @return array Scheme value.
*/
public function get_scheme_value() {
$scheme_value = get_option( self::SCHEME_OPTION_PREFIX . static::get_type() );
if ( ! $scheme_value ) {
$scheme_value = $this->get_default_scheme();
update_option( self::SCHEME_OPTION_PREFIX . static::get_type(), $scheme_value );
}
return $scheme_value;
}
/**
* Save scheme.
*
* Update Elementor scheme in the database, and update the last updated
* scheme time.
*
* @since 1.0.0
* @access public
*
* @param array $posted
*/
public function save_scheme( array $posted ) {
update_option( self::SCHEME_OPTION_PREFIX . static::get_type(), $posted );
update_option( self::LAST_UPDATED_META, time() );
}
/**
* Get scheme.
*
* Retrieve the scheme.
*
* @since 1.0.0
* @access public
*
* @return array The scheme.
*/
public function get_scheme() {
$scheme = [];
foreach ( $this->get_scheme_value() as $scheme_key => $scheme_value ) {
$scheme[ $scheme_key ] = [
'value' => $scheme_value,
];
}
return $scheme;
}
}