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<?php
/**
* Override field methods
*
* @package Kirki
* @subpackage Controls
* @copyright Copyright (c) 2017, Aristeides Stathopoulos
* @license http://opensource.org/licenses/https://opensource.org/licenses/MIT
* @since 2.2.7
*/
/**
* Field overrides.
*/
class Kirki_Field_Select extends Kirki_Field {
/**
* Use only on select controls.
* Defines if this is a multi-select or not.
* If value is > 1, then the maximum number of selectable options
* is the number defined here.
*
* @access protected
* @var integer
*/
protected $multiple = 1;
/**
* Sets the control type.
*
* @access protected
*/
protected function set_type() {
$this->type = 'kirki-select';
}
/**
* Sets the $multiple
*
* @access protected
*/
protected function set_multiple() {
$this->multiple = absint( $this->multiple );
}
/**
* Sets the $sanitize_callback
*
* @access protected
*/
protected function set_sanitize_callback() {
// If a custom sanitize_callback has been defined,
// then we don't need to proceed any further.
if ( ! empty( $this->sanitize_callback ) ) {
return;
}
$this->sanitize_callback = array( $this, 'sanitize' );
}
/**
* Sanitizes select control values.
*
* @since 2.2.8
* @access public
* @param array $value The value.
* @return string|array
*/
public function sanitize( $value ) {
if ( is_array( $value ) ) {
foreach ( $value as $key => $subvalue ) {
if ( '' !== $subvalue || isset( $this->choices[''] ) ) {
$key = sanitize_key( $key );
$value[ $key ] = esc_attr( $subvalue );
}
}
return $value;
}
return esc_attr( $value );
}
/**
* Sets the default value.
*
* @access protected
* @since 3.0.0
*/
protected function set_default() {
if ( 1 < $this->multiple && ! is_array( $this->default ) ) {
$this->default = array( $this->default );
}
}
}