3 * Customize API: WP_Customize_Header_Image_Setting class
6 * @subpackage Customize
11 * A setting that is used to filter a value, but will not save the results.
13 * Results should be properly handled using another setting or callback.
17 * @see WP_Customize_Setting
19 final class WP_Customize_Header_Image_Setting extends WP_Customize_Setting {
20 public $id = 'header_image_data';
25 * @global Custom_Image_Header $custom_image_header
29 public function update( $value ) {
30 global $custom_image_header;
32 // If _custom_header_background_just_in_time() fails to initialize $custom_image_header when not is_admin().
33 if ( empty( $custom_image_header ) ) {
34 require_once( ABSPATH . 'wp-admin/custom-header.php' );
35 $args = get_theme_support( 'custom-header' );
36 $admin_head_callback = isset( $args[0]['admin-head-callback'] ) ? $args[0]['admin-head-callback'] : null;
37 $admin_preview_callback = isset( $args[0]['admin-preview-callback'] ) ? $args[0]['admin-preview-callback'] : null;
38 $custom_image_header = new Custom_Image_Header( $admin_head_callback, $admin_preview_callback );
41 // If the value doesn't exist (removed or random),
42 // use the header_image value.
44 $value = $this->manager->get_setting('header_image')->post_value();
46 if ( is_array( $value ) && isset( $value['choice'] ) )
47 $custom_image_header->set_header_image( $value['choice'] );
49 $custom_image_header->set_header_image( $value );