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Use wp_cache_get in gutenberg_get_global_styles_svg_filters. #47460

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Use wp_cache_get in gutenberg_get_global_styles_svg_filters. #47460

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37 changes: 37 additions & 0 deletions lib/compat/wordpress-6.2/get-global-styles-and-settings.php
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Original file line number Diff line number Diff line change
Expand Up @@ -137,6 +137,42 @@ function gutenberg_get_global_stylesheet( $types = array() ) {
return $stylesheet;
}


/**
* Returns a string containing the SVGs to be referenced as filters (duotone).
*
* @return string
*/
function gutenberg_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 = ! WP_DEBUG && ! is_admin();
$cache_key = 'gutenberg_get_global_styles_svg_filters';
$cache_group = 'theme_json';
if ( $can_use_cached ) {
$cached = wp_cache_get( $cache_key, $cache_group );
if ( $cached ) {
return $cached;
}
}

$supports_theme_json = wp_theme_has_theme_json();

$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 ) {
wp_cache_set( $cache_key, $svgs, $cache_group );
}

return $svgs;
}

/**
* Function to get the settings resulting of merging core, theme, and user data.
*
Expand Down Expand Up @@ -192,6 +228,7 @@ function gutenberg_get_global_settings( $path = array(), $context = array() ) {
function _gutenberg_clean_theme_json_caches() {
wp_cache_delete( 'wp_theme_has_theme_json', 'theme_json' );
wp_cache_delete( 'gutenberg_get_global_stylesheet', 'theme_json' );
wp_cache_delete( 'gutenberg_get_global_styles_svg_filters', 'theme_json' );
wp_cache_delete( 'gutenberg_get_global_settings_custom', 'theme_json' );
wp_cache_delete( 'gutenberg_get_global_settings_theme', 'theme_json' );
WP_Theme_JSON_Resolver_Gutenberg::clean_cached_data();
Expand Down