Performance global styles WP_Query (#46043)

* Set update_post_meta_cache and update_post_term_cache to false.

* Simplier logic.

* Move to 6.2 class.

* Fix lint

lib/compat/wordpress-6.2/class-wp-theme-json-resolver-6-2.php

@@ -17,6 +17,86 @@
  */
 class WP_Theme_JSON_Resolver_6_2 extends WP_Theme_JSON_Resolver_6_1 {
 
+ /**
+ * Returns the custom post type that contains the user's origin config
+ * for the active theme or a void array if none are found.
+ *
+ * This can also create and return a new draft custom post type.
+ *
+ * @param WP_Theme $theme The theme object. If empty, it
+ * defaults to the active theme.
+ * @param bool $create_post Optional. Whether a new custom post
+ * type should be created if none are
+ * found. Default false.
+ * @param array $post_status_filter Optional. Filter custom post type by
+ * post status. Default `array( 'publish' )`,
+ * so it only fetches published posts.
+ * @return array Custom Post Type for the user's origin config.
+ */
+ public static function get_user_data_from_wp_global_styles( $theme, $create_post = false, $post_status_filter = array( 'publish' ) ) {
+ if ( ! $theme instanceof WP_Theme ) {
+ $theme = wp_get_theme();
+ }
+
+ /*
+ * Bail early if the theme does not support a theme.json.
+ *
+ * Since wp_theme_has_theme_json only supports the active
+ * theme, the extra condition for whether $theme is the active theme is
+ * present here.
+ */
+ if ( $theme->get_stylesheet() === get_stylesheet() && ! wp_theme_has_theme_json() ) {
+ return array();
+ }
+
+ $user_cpt = array();
+ $post_type_filter = 'wp_global_styles';
+ $stylesheet = $theme->get_stylesheet();
+ $args = array(
+ 'posts_per_page' => 1,
+ 'orderby' => 'date',
+ 'order' => 'desc',
+ 'post_type' => $post_type_filter,
+ 'post_status' => $post_status_filter,
+ 'ignore_sticky_posts' => true,
+ 'no_found_rows' => true,
+ 'update_post_meta_cache' => false,
+ 'update_post_term_cache' => false,
+ 'tax_query' => array(
+ array(
+ 'taxonomy' => 'wp_theme',
+ 'field' => 'name',
+ 'terms' => $stylesheet,
+ ),
+ ),
+ );
+
+ $global_style_query = new WP_Query();
+ $recent_posts = $global_style_query->query( $args );
+ if ( count( $recent_posts ) === 1 ) {
+ $user_cpt = get_object_vars( $recent_posts[0] );
+ } elseif ( $create_post ) {
+ $cpt_post_id = wp_insert_post(
+ array(
+ 'post_content' => '{"version": ' . WP_Theme_JSON::LATEST_SCHEMA . ', "isGlobalStylesUserThemeJSON": true }',
+ 'post_status' => 'publish',
+ 'post_title' => 'Custom Styles', // Do not make string translatable, see https://core.trac.wordpress.org/ticket/54518.
+ 'post_type' => $post_type_filter,
+ 'post_name' => sprintf( 'wp-global-styles-%s', urlencode( $stylesheet ) ),
+ 'tax_input' => array(
+ 'wp_theme' => array( $stylesheet ),
+ ),
+ ),
+ true
+ );
+ if ( ! is_wp_error( $cpt_post_id ) ) {
+ $user_cpt = get_object_vars( get_post( $cpt_post_id ) );
+ }
+ }
+
+ return $user_cpt;
+ }
+
  /**
  * Determines whether the active theme has a theme.json file.
  *