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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_Image extends Kirki_Field {
/**
* Sets the control type.
*
* @access protected
*/
protected function set_type() {
$this->type = 'kirki-image';
}
/**
* Set the choices.
* Adds a pseudo-element "controls" that helps with the JS API.
*
* @access protected
*/
protected function set_choices() {
if ( ! is_array( $this->choices ) ) {
$this->choices = (array) $this->choices;
}
if ( ! isset( $this->choices['save_as'] ) ) {
$this->choices['save_as'] = 'url';
}
}
/**
* 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' );
}
/**
* The sanitize method that will be used as a falback
*
* @param string|array $value The control's value.
*/
public function sanitize( $value ) {
if ( isset( $this->choices['save_as'] ) && 'array' === $this->choices['save_as'] ) {
return array(
'id' => ( isset( $value['id'] ) && '' !== $value['id'] ) ? (int) $value['id'] : '',
'url' => ( isset( $value['url'] ) && '' !== $value['url'] ) ? esc_url_raw( $value['url'] ) : '',
'width' => ( isset( $value['width'] ) && '' !== $value['width'] ) ? (int) $value['width'] : '',
'height' => ( isset( $value['height'] ) && '' !== $value['height'] ) ? (int) $value['height'] : '',
);
}
if ( isset( $this->choices['save_as'] ) && 'id' === $this->choices['save_as'] ) {
return absint( $value );
}
if ( is_string( $value ) ) {
return esc_url_raw( $value );
}
return $value;
}
}