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Editing: class-wp-customize-header-image-setting.php
<?php /** * Customize API: WP_Customize_Header_Image_Setting class * * @package WordPress * @subpackage Customize * @since 4.4.0 */ /** * A setting that is used to filter a value, but will not save the results. * * Results should be properly handled using another setting or callback. * * @since 3.4.0 * * @see WP_Customize_Setting */ final class WP_Customize_Header_Image_Setting extends WP_Customize_Setting { /** * Unique string identifier for the setting. * * @since 3.4.0 * @var string */ public $id = 'header_image_data'; /** * @since 3.4.0 * @since 7.0.0 Return type updated from void to true for compatibility with base class. * * @global Custom_Image_Header $custom_image_header * * @param mixed $value The value to update. * @return true Always returns true. */ public function update( $value ) { global $custom_image_header; // If _custom_header_background_just_in_time() fails to initialize $custom_image_header when not is_admin(). if ( empty( $custom_image_header ) ) { require_once ABSPATH . 'wp-admin/includes/class-custom-image-header.php'; $args = get_theme_support( 'custom-header' ); $admin_head_callback = $args[0]['admin-head-callback'] ?? null; $admin_preview_callback = $args[0]['admin-preview-callback'] ?? null; $custom_image_header = new Custom_Image_Header( $admin_head_callback, $admin_preview_callback ); } /* * If the value doesn't exist (removed or random), * use the header_image value. */ if ( ! $value ) { $value = $this->manager->get_setting( 'header_image' )->post_value(); } if ( is_array( $value ) && isset( $value['choice'] ) ) { $custom_image_header->set_header_image( $value['choice'] ); } else { $custom_image_header->set_header_image( $value ); } return true; } }
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