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<?php
namespace Automattic\Jetpack_Boost\Modules;
use Automattic\Jetpack_Boost\Contracts\Feature;
use Automattic\Jetpack_Boost\Contracts\Sub_Feature;
use Automattic\Jetpack_Boost\Modules\Image_Guide\Image_Guide;
use Automattic\Jetpack_Boost\Modules\Image_Size_Analysis\Image_Size_Analysis;
use Automattic\Jetpack_Boost\Modules\Optimizations\Cloud_CSS\Cloud_CSS;
use Automattic\Jetpack_Boost\Modules\Optimizations\Critical_CSS\Critical_CSS;
use Automattic\Jetpack_Boost\Modules\Optimizations\Image_CDN\Image_CDN;
use Automattic\Jetpack_Boost\Modules\Optimizations\Image_CDN\Liar;
use Automattic\Jetpack_Boost\Modules\Optimizations\Image_CDN\Quality_Settings;
use Automattic\Jetpack_Boost\Modules\Optimizations\Lcp\Lcp;
use Automattic\Jetpack_Boost\Modules\Optimizations\Minify\Minify_Common;
use Automattic\Jetpack_Boost\Modules\Optimizations\Minify\Minify_CSS;
use Automattic\Jetpack_Boost\Modules\Optimizations\Minify\Minify_JS;
use Automattic\Jetpack_Boost\Modules\Optimizations\Page_Cache\Cache_Preload;
use Automattic\Jetpack_Boost\Modules\Optimizations\Page_Cache\Page_Cache;
use Automattic\Jetpack_Boost\Modules\Optimizations\Render_Blocking_JS\Render_Blocking_JS;
use Automattic\Jetpack_Boost\Modules\Optimizations\Speculation_Rules\Speculation_Rules;
use Automattic\Jetpack_Boost\Modules\Performance_History\Performance_History;
class Features_Index {
/**
* @var class-string<Feature>[] - Classes that handle all Jetpack Boost features.
*/
const FEATURES = array(
Critical_CSS::class,
Cloud_CSS::class,
Lcp::class,
Image_Size_Analysis::class,
Minify_JS::class,
Minify_CSS::class,
Render_Blocking_JS::class,
Image_Guide::class,
Image_CDN::class,
Performance_History::class,
Page_Cache::class,
Speculation_Rules::class,
);
/**
* @var class-string<Sub_Feature>[] - Classes that handle all Jetpack Boost subfeatures.
*/
const SUB_FEATURES = array(
Minify_Common::class,
Liar::class,
Quality_Settings::class,
Cache_Preload::class,
);
/**
* Get all features and subfeatures.
*
* @return class-string<Feature>[]
*/
public static function get_all_features() {
return array_merge( self::FEATURES, self::SUB_FEATURES );
}
/**
* Get the subfeatures of a feature.
*
* @param Feature $feature The feature to get the subfeatures of.
* @return class-string<Sub_Feature>[] The subfeatures of the feature.
*/
public static function get_sub_features_of( Feature $feature ) {
/**
* @var class-string<Sub_Feature>[]
*/
$subfeatures = array();
$feature_class = get_class( $feature );
foreach ( self::SUB_FEATURES as $subfeature ) {
if ( in_array( $feature_class, $subfeature::get_parent_features(), true ) ) {
$subfeatures[] = $subfeature;
}
}
return $subfeatures;
}
}