From a415c29efee45520ae252d2aa28f1083a521cd7b Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 09:56:49 +0200
Subject: Adding upstream version 6.4.3+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../class-wp-customize-header-image-setting.php    | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 wp-includes/customize/class-wp-customize-header-image-setting.php

(limited to 'wp-includes/customize/class-wp-customize-header-image-setting.php')

diff --git a/wp-includes/customize/class-wp-customize-header-image-setting.php b/wp-includes/customize/class-wp-customize-header-image-setting.php
new file mode 100644
index 0000000..80333a5
--- /dev/null
+++ b/wp-includes/customize/class-wp-customize-header-image-setting.php
@@ -0,0 +1,62 @@
+<?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
+	 *
+	 * @global Custom_Image_Header $custom_image_header
+	 *
+	 * @param mixed $value The value to update.
+	 */
+	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    = isset( $args[0]['admin-head-callback'] ) ? $args[0]['admin-head-callback'] : null;
+			$admin_preview_callback = isset( $args[0]['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 );
+		}
+	}
+}
-- 
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