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<?php
namespace Elementor;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Elementor scheme manager.
*
* Elementor scheme manager handler class is responsible for registering and
* initializing all the supported schemes.
*
* @since 1.0.0
*/
class Schemes_Manager {
/**
* Registered schemes.
*
* Holds the list of all the registered schemes.
*
* @access protected
*
* @var Scheme_Base[]
*/
protected $_registered_schemes = [];
/**
* Enabled schemes.
*
* Holds the list of all the enabled schemes.
*
* @access private
* @static
*
* @var array
*/
private static $_enabled_schemes;
/**
* Schemes types.
*
* Holds the list of the schemes types. Default types are `color`,
* `typography` and `color-picker`.
*
* @access private
* @static
*
* @var array
*/
private static $_schemes_types = [
'color' => 'Scheme_Color',
'typography' => 'Scheme_Typography',
'color-picker' => 'Scheme_Color_Picker',
];
/**
* Register new scheme.
*
* Add a new scheme to the schemes list. The method creates a new scheme
* instance for any given scheme class and adds the scheme to the registered
* schemes list.
*
* @since 1.0.0
* @access public
*
* @param string $scheme_class Scheme class name.
*/
public function register_scheme( $scheme_class ) {
/** @var Scheme_Base $scheme_instance */
$scheme_instance = new $scheme_class();
$this->_registered_schemes[ $scheme_instance::get_type() ] = $scheme_instance;
}
/**
* Unregister scheme.
*
* Removes a scheme from the list of registered schemes.
*
* @since 1.0.0
* @access public
*
* @param string $id Scheme ID.
*
* @return bool True if the scheme was removed, False otherwise.
*/
public function unregister_scheme( $id ) {
if ( ! isset( $this->_registered_schemes[ $id ] ) ) {
return false;
}
unset( $this->_registered_schemes[ $id ] );
return true;
}
/**
* Get registered schemes.
*
* Retrieve the registered schemes list from the current instance.
*
* @since 1.0.0
* @access public
*
* @return Scheme_Base[] Registered schemes.
*/
public function get_registered_schemes() {
return $this->_registered_schemes;
}
/**
* Get schemes data.
*
* Retrieve all the registered schemes with data for each scheme.
*
* @since 1.0.0
* @access public
*
* @return array Registered schemes with each scheme data.
*/
public function get_registered_schemes_data() {
$data = [];
foreach ( $this->get_registered_schemes() as $scheme ) {
$data[ $scheme::get_type() ] = [
'title' => $scheme->get_title(),
'disabled_title' => $scheme->get_disabled_title(),
'items' => $scheme->get_scheme(),
];
}
return $data;
}
/**
* Get default schemes.
*
* Retrieve all the registered schemes with default scheme for each scheme.
*
* @since 1.0.0
* @access public
*
* @return array Registered schemes with with default scheme for each scheme.
*/
public function get_schemes_defaults() {
$data = [];
foreach ( $this->get_registered_schemes() as $scheme ) {
$data[ $scheme::get_type() ] = [
'title' => $scheme->get_title(),
'items' => $scheme->get_default_scheme(),
];
}
return $data;
}
/**
* Get system schemes.
*
* Retrieve all the registered schemes with system schemes for each scheme.
*
* @since 1.0.0
* @access public
*
* @return array Registered schemes with with system scheme for each scheme.
*/
public function get_system_schemes() {
$data = [];
foreach ( $this->get_registered_schemes() as $scheme ) {
$data[ $scheme::get_type() ] = $scheme->get_system_schemes();
}
return $data;
}
/**
* Get scheme.
*
* Retrieve a single scheme from the list of all the registered schemes in
* the current instance.
*
* @since 1.0.0
* @access public
*
* @param string $id Scheme ID.
*
* @return false|Scheme_Base Scheme instance if scheme exist, False otherwise.
*/
public function get_scheme( $id ) {
$schemes = $this->get_registered_schemes();
if ( ! isset( $schemes[ $id ] ) ) {
return false;
}
return $schemes[ $id ];
}
/**
* Get scheme value.
*
* Retrieve the scheme value from the list of all the registered schemes in
* the current instance.
*
* @since 1.0.0
* @access public
*
* @param string $scheme_type Scheme type.
* @param string $scheme_value Scheme value.
*
* @return false|string Scheme value if scheme exist, False otherwise.
*/
public function get_scheme_value( $scheme_type, $scheme_value ) {
$scheme = $this->get_scheme( $scheme_type );
if ( ! $scheme ) {
return false;
}
return $scheme->get_scheme_value()[ $scheme_value ];
}
/**
* Ajax apply scheme.
*
* Ajax handler for Elementor apply_scheme.
*
* Fired by `wp_ajax_elementor_apply_scheme` action.
*
* @since 1.0.0
* @access public
*/
public function ajax_apply_scheme() {
Plugin::$instance->editor->verify_ajax_nonce();
if ( ! isset( $_POST['scheme_name'] ) ) {
wp_send_json_error();
}
$scheme_obj = $this->get_scheme( $_POST['scheme_name'] );
if ( ! $scheme_obj ) {
wp_send_json_error();
}
$posted = json_decode( stripslashes( $_POST['data'] ), true );
$scheme_obj->save_scheme( $posted );
wp_send_json_success();
}
/**
* Print schemes templates.
*
* Used to generate the scheme templates on the editor using Underscore JS
* template, for all the registered schemes.
*
* @since 1.0.0
* @access public
*/
public function print_schemes_templates() {
foreach ( $this->get_registered_schemes() as $scheme ) {
$scheme->print_template();
}
}
/**
* Get enabled schemes.
*
* Retrieve all enabled schemes from the list of the registered schemes in
* the current instance.
*
* @since 1.0.0
* @access public
* @static
*
* @return array Enabled schemes.
*/
public static function get_enabled_schemes() {
if ( null === self::$_enabled_schemes ) {
$enabled_schemes = [];
foreach ( self::$_schemes_types as $schemes_type => $scheme_class ) {
if ( 'yes' === get_option( 'elementor_disable_' . $schemes_type . '_schemes' ) ) {
continue;
}
$enabled_schemes[] = $schemes_type;
}
/**
* Enabled schemes.
*
* Filters the list of enabled schemes.
*
* @since 1.0.0
*
* @param array $enabled_schemes The list of enabled schemes.
*/
$enabled_schemes = apply_filters( 'elementor/schemes/enabled_schemes', $enabled_schemes );
self::$_enabled_schemes = $enabled_schemes;
}
return self::$_enabled_schemes;
}
/**
* Register default schemes.
*
* Add a default schemes to the register schemes list.
*
* This method is used to set initial schemes when initializing the class.
*
* @since 1.7.12
* @access private
*/
private function register_default_schemes() {
foreach ( self::$_schemes_types as $schemes_class ) {
$this->register_scheme( __NAMESPACE__ . '\\' . $schemes_class );
}
}
/**
* Schemes manager constructor.
*
* Initializing Elementor schemes manager and register default schemes.
*
* @since 1.0.0
* @access public
*/
public function __construct() {
$this->register_default_schemes();
add_action( 'wp_ajax_elementor_apply_scheme', [ $this, 'ajax_apply_scheme' ] );
}
}
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