Clear Elementor Cache — Compatible with Elementor v3.34.4

/**
 * A) Regenerate Elementor CSS for a specific post.
 * Compatible with Elementor 3.34.4+
 */
function ml_el_regenerate_post_css( $post_id ) {
	if ( empty( $post_id ) || wp_is_post_revision( $post_id ) ) {
		return;
	}
	
	if ( ! class_exists( '\Elementor\Plugin' ) ) {
		return;
	}

	$run = function() use ( $post_id ) {
		$plugin = \Elementor\Plugin::instance();

		// Get the document
		$document = $plugin->documents->get( $post_id );
		
		if ( ! $document || ! $document->is_built_with_elementor() ) {
			return;
		}

		// Delete the CSS file meta to force regeneration
		delete_post_meta( $post_id, '_elementor_css' );
		
		// Get and update the CSS file
		$css_file = $document->get_css_file();
		if ( $css_file ) {
			$css_file->delete();
			$css_file->update();
		}
	};

	if ( did_action( 'elementor/loaded' ) ) {
		$run();
	} else {
		add_action( 'elementor/loaded', $run, 99 );
	}
}

/**
 * B) Clear Elementor's global cache - Exact same method as Tools page
 * This mimics what happens when clicking "Clear Files & Data" in Elementor Tools
 */
function ml_el_clear_global_css_js_cache() {
	if ( ! class_exists( '\Elementor\Plugin' ) ) {
		return;
	}

	$run = function() {
		// This is exactly what Elementor does in ajax_elementor_clear_cache() and admin_post_elementor_site_clear_cache()
		\Elementor\Plugin::$instance->files_manager->clear_cache();
	};

	if ( did_action( 'elementor/loaded' ) ) {
		$run();
	} else {
		add_action( 'elementor/loaded', $run, 99 );
	}
}

/**
 * Approach A: per-post CSS regenerate on OWF complete
 */
add_action( 'owf_revision_workflow_complete', function( $post_id ) {
	$original_post_id = get_post_meta( $post_id, '_oasis_original', true );
	if ( ! empty( $original_post_id ) ) {
		ml_el_regenerate_post_css( $original_post_id );
	} else {
		ml_el_clear_global_css_js_cache();
	}
}, 11, 1 );

/**
 * Approach B: global cache clear on OWF complete (enable if you prefer global purge)
 */
// add_action( 'owf_revision_workflow_complete', function( $post_id ) {
// 	ml_el_clear_global_css_js_cache();
// }, 11, 1 );