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/wp-includes/customize/class-wp-customize-header-image-setting.php

https://bitbucket.org/skyarch-iijima/wordpress
PHP | 51 lines | 20 code | 5 blank | 26 comment | 4 complexity | 33a7a6cf0c70fcac180247c9739230a4 MD5 | raw file
 1<?php
 2/**
 3 * Customize API: WP_Customize_Header_Image_Setting class
 4 *
 5 * @package WordPress
 6 * @subpackage Customize
 7 * @since 4.4.0
 8 */
 9
10/**
11 * A setting that is used to filter a value, but will not save the results.
12 *
13 * Results should be properly handled using another setting or callback.
14 *
15 * @since 3.4.0
16 *
17 * @see WP_Customize_Setting
18 */
19final class WP_Customize_Header_Image_Setting extends WP_Customize_Setting {
20	public $id = 'header_image_data';
21
22	/**
23	 * @since 3.4.0
24	 *
25	 * @global Custom_Image_Header $custom_image_header
26	 *
27	 * @param $value
28	 */
29	public function update( $value ) {
30		global $custom_image_header;
31
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 );
39		}
40
41		// If the value doesn't exist (removed or random),
42		// use the header_image value.
43		if ( ! $value )
44			$value = $this->manager->get_setting('header_image')->post_value();
45
46		if ( is_array( $value ) && isset( $value['choice'] ) )
47			$custom_image_header->set_header_image( $value['choice'] );
48		else
49			$custom_image_header->set_header_image( $value );
50	}
51}