--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/global-styles-and-settings.php Tue Sep 27 16:37:53 2022 +0200
@@ -0,0 +1,194 @@
+<?php
+/**
+ * APIs to interact with global settings & styles.
+ *
+ * @package WordPress
+ */
+
+/**
+ * Function to get the settings resulting of merging core, theme, and user data.
+ *
+ * @since 5.9.0
+ *
+ * @param array $path Path to the specific setting to retrieve. Optional.
+ * If empty, will return all settings.
+ * @param array $context {
+ * Metadata to know where to retrieve the $path from. Optional.
+ *
+ * @type string $block_name Which block to retrieve the settings from.
+ * If empty, it'll return the settings for the global context.
+ * @type string $origin Which origin to take data from.
+ * Valid values are 'all' (core, theme, and user) or 'base' (core and theme).
+ * If empty or unknown, 'all' is used.
+ * }
+ *
+ * @return array The settings to retrieve.
+ */
+function wp_get_global_settings( $path = array(), $context = array() ) {
+ if ( ! empty( $context['block_name'] ) ) {
+ $path = array_merge( array( 'blocks', $context['block_name'] ), $path );
+ }
+
+ $origin = 'custom';
+ if ( isset( $context['origin'] ) && 'base' === $context['origin'] ) {
+ $origin = 'theme';
+ }
+
+ $settings = WP_Theme_JSON_Resolver::get_merged_data( $origin )->get_settings();
+
+ return _wp_array_get( $settings, $path, $settings );
+}
+
+/**
+ * Function to get the styles resulting of merging core, theme, and user data.
+ *
+ * @since 5.9.0
+ *
+ * @param array $path Path to the specific style to retrieve. Optional.
+ * If empty, will return all styles.
+ * @param array $context {
+ * Metadata to know where to retrieve the $path from. Optional.
+ *
+ * @type string $block_name Which block to retrieve the styles from.
+ * If empty, it'll return the styles for the global context.
+ * @type string $origin Which origin to take data from.
+ * Valid values are 'all' (core, theme, and user) or 'base' (core and theme).
+ * If empty or unknown, 'all' is used.
+ * }
+ *
+ * @return array The styles to retrieve.
+ */
+function wp_get_global_styles( $path = array(), $context = array() ) {
+ if ( ! empty( $context['block_name'] ) ) {
+ $path = array_merge( array( 'blocks', $context['block_name'] ), $path );
+ }
+
+ $origin = 'custom';
+ if ( isset( $context['origin'] ) && 'base' === $context['origin'] ) {
+ $origin = 'theme';
+ }
+
+ $styles = WP_Theme_JSON_Resolver::get_merged_data( $origin )->get_raw_data()['styles'];
+
+ return _wp_array_get( $styles, $path, $styles );
+}
+
+/**
+ * Returns the stylesheet resulting of merging core, theme, and user data.
+ *
+ * @since 5.9.0
+ *
+ * @param array $types Types of styles to load. Optional.
+ * It accepts 'variables', 'styles', 'presets' as values.
+ * If empty, it'll load all for themes with theme.json support
+ * and only [ 'variables', 'presets' ] for themes without theme.json support.
+ *
+ * @return string Stylesheet.
+ */
+function wp_get_global_stylesheet( $types = array() ) {
+ // Return cached value if it can be used and exists.
+ // It's cached by theme to make sure that theme switching clears the cache.
+ $can_use_cached = (
+ ( empty( $types ) ) &&
+ ( ! defined( 'WP_DEBUG' ) || ! WP_DEBUG ) &&
+ ( ! defined( 'SCRIPT_DEBUG' ) || ! SCRIPT_DEBUG ) &&
+ ( ! defined( 'REST_REQUEST' ) || ! REST_REQUEST ) &&
+ ! is_admin()
+ );
+ $transient_name = 'global_styles_' . get_stylesheet();
+ if ( $can_use_cached ) {
+ $cached = get_transient( $transient_name );
+ if ( $cached ) {
+ return $cached;
+ }
+ }
+
+ $tree = WP_Theme_JSON_Resolver::get_merged_data();
+
+ $supports_theme_json = WP_Theme_JSON_Resolver::theme_has_support();
+ if ( empty( $types ) && ! $supports_theme_json ) {
+ $types = array( 'variables', 'presets' );
+ } elseif ( empty( $types ) ) {
+ $types = array( 'variables', 'styles', 'presets' );
+ }
+
+ /*
+ * If variables are part of the stylesheet,
+ * we add them for all origins (default, theme, user).
+ * This is so themes without a theme.json still work as before 5.9:
+ * they can override the default presets.
+ * See https://core.trac.wordpress.org/ticket/54782
+ */
+ $styles_variables = '';
+ if ( in_array( 'variables', $types, true ) ) {
+ $styles_variables = $tree->get_stylesheet( array( 'variables' ) );
+ $types = array_diff( $types, array( 'variables' ) );
+ }
+
+ /*
+ * For the remaining types (presets, styles), we do consider origins:
+ *
+ * - themes without theme.json: only the classes for the presets defined by core
+ * - themes with theme.json: the presets and styles classes, both from core and the theme
+ */
+ $styles_rest = '';
+ if ( ! empty( $types ) ) {
+ $origins = array( 'default', 'theme', 'custom' );
+ if ( ! $supports_theme_json ) {
+ $origins = array( 'default' );
+ }
+ $styles_rest = $tree->get_stylesheet( $types, $origins );
+ }
+
+ $stylesheet = $styles_variables . $styles_rest;
+
+ if ( $can_use_cached ) {
+ // Cache for a minute.
+ // This cache doesn't need to be any longer, we only want to avoid spikes on high-traffic sites.
+ set_transient( $transient_name, $stylesheet, MINUTE_IN_SECONDS );
+ }
+
+ return $stylesheet;
+}
+
+/**
+ * Returns a string containing the SVGs to be referenced as filters (duotone).
+ *
+ * @since 5.9.1
+ *
+ * @return string
+ */
+function wp_get_global_styles_svg_filters() {
+ // Return cached value if it can be used and exists.
+ // It's cached by theme to make sure that theme switching clears the cache.
+ $can_use_cached = (
+ ( ! defined( 'WP_DEBUG' ) || ! WP_DEBUG ) &&
+ ( ! defined( 'SCRIPT_DEBUG' ) || ! SCRIPT_DEBUG ) &&
+ ( ! defined( 'REST_REQUEST' ) || ! REST_REQUEST ) &&
+ ! is_admin()
+ );
+ $transient_name = 'global_styles_svg_filters_' . get_stylesheet();
+ if ( $can_use_cached ) {
+ $cached = get_transient( $transient_name );
+ if ( $cached ) {
+ return $cached;
+ }
+ }
+
+ $supports_theme_json = WP_Theme_JSON_Resolver::theme_has_support();
+
+ $origins = array( 'default', 'theme', 'custom' );
+ if ( ! $supports_theme_json ) {
+ $origins = array( 'default' );
+ }
+
+ $tree = WP_Theme_JSON_Resolver::get_merged_data();
+ $svgs = $tree->get_svg_filters( $origins );
+
+ if ( $can_use_cached ) {
+ // Cache for a minute, same as wp_get_global_stylesheet.
+ set_transient( $transient_name, $svgs, MINUTE_IN_SECONDS );
+ }
+
+ return $svgs;
+}