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<?php
/**
* Handles sections created via the Kirki API.
*
* @package Kirki
* @category Core
* @author Aristeides Stathopoulos
* @copyright Copyright (c) 2017, Aristeides Stathopoulos
* @license http://opensource.org/licenses/https://opensource.org/licenses/MIT
* @since 1.0
*/
/**
* Each setting is a separate instance
*/
class Kirki_Settings {
/**
* TYhe global $wp_customize object.
*
* @access protected
* @var WP_Customize_Manager
*/
protected $wp_customize;
/**
* The setting-stypes we're using.
*
* @access protected
* @var array
*/
protected $setting_types = array();
/**
* Creates a new Kirki_Settings object.
* Class constructor.
*
* @access public
* @param array $args The field definition as sanitized in Kirki_Field.
*/
public function __construct( $args = array() ) {
// Set the $wp_customize property.
global $wp_customize;
if ( ! $wp_customize ) {
return;
}
$this->wp_customize = $wp_customize;
// Set the setting_types.
$this->set_setting_types();
// Add the settings.
$this->add_settings( $args );
}
/**
* Adds the settings for this field.
* If settings are defined as an array, then it goes through them
* and calls the add_setting method.
* If not an array, then it just calls add_setting
*
* @access private
* @param array $args The field definition as sanitized in Kirki_Field.
*/
final private function add_settings( $args = array() ) {
// Get the classname we'll be using to create our setting(s).
$classname = false;
if ( isset( $args['option_type'] ) && array_key_exists( $args['option_type'], $this->setting_types ) ) {
$classname = $this->setting_types[ $args['option_type'] ];
}
if ( ! isset( $args['type'] ) || ! array_key_exists( $args['type'], $this->setting_types ) ) {
$args['type'] = 'default';
}
$classname = ! $classname ? $this->setting_types[ $args['type'] ] : $classname;
// If settings are defined as an array, then we need to go through them
// and call add_setting for each one of them separately.
if ( isset( $args['settings'] ) && is_array( $args['settings'] ) ) {
// Make sure defaults have been defined.
if ( ! isset( $args['default'] ) || ! is_array( $args['default'] ) ) {
$args['default'] = array();
}
foreach ( $args['settings'] as $key => $value ) {
$default = ( isset( $defaults[ $key ] ) ) ? $defaults[ $key ] : '';
$this->add_setting( $classname, $value, $default, $args['option_type'], $args['capability'], $args['transport'], $args['sanitize_callback'] );
}
}
$this->add_setting( $classname, $args['settings'], $args['default'], $args['option_type'], $args['capability'], $args['transport'], $args['sanitize_callback'] );
}
/**
* This is where we're finally adding the setting to the Customizer.
*
* @access private
* @param string $classname The name of the class that will be used to create this setting.
* We're getting this from $this->setting_types.
* @param string $setting The setting-name.
* If settings is an array, then this method is called per-setting.
* @param string|array $default Default value for this setting.
* @param string $type The data type we're using. Valid options: theme_mod|option.
* @param string $capability @see https://codex.wordpress.org/Roles_and_Capabilities.
* @param string $transport Use refresh|postMessage.
* @param string|array $sanitize_callback A callable sanitization function or method.
*/
final private function add_setting( $classname, $setting, $default, $type, $capability, $transport, $sanitize_callback ) {
$this->wp_customize->add_setting(
new $classname( $this->wp_customize, $setting, array(
'default' => $default,
'type' => $type,
'capability' => $capability,
'transport' => $transport,
'sanitize_callback' => $sanitize_callback,
) )
);
}
/**
* Sets the $this->setting_types property.
* Makes sure the kirki/setting_types filter is applied
* and that the defined classes actually exist.
* If a defined class does not exist, it is removed.
*/
final private function set_setting_types() {
// Apply the kirki/setting_types filter.
$this->setting_types = apply_filters(
'kirki/setting_types', array(
'default' => 'WP_Customize_Setting',
'repeater' => 'Kirki_Settings_Repeater_Setting',
'user_meta' => 'Kirki_Setting_User_Meta',
'site_option' => 'Kirki_Setting_Site_Option',
)
);
// Make sure the defined classes actually exist.
foreach ( $this->setting_types as $key => $classname ) {
if ( ! class_exists( $classname ) ) {
unset( $this->setting_types[ $key ] );
}
}
}
}