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<?php
declare(strict_types=1);
namespace WP_Rocket\Engine\Optimization\RUCSS\Warmup\Status;
use WP_REST_Request;
use WP_REST_Response;
use WP_Rocket\Admin\Options;
use WP_Rocket\Admin\Options_Data;
use WP_Rocket\Engine\Optimization\RUCSS\Database\Queries\ResourcesQuery;
/**
* Class RESTWP
*
* @package WP_Rocket\Engine\Optimization\RUCSS\Warmup\Status
*/
class RESTWP {
/**
* Namespace for REST Route.
*/
const API_NAMESPACE = 'wp-rocket/v1';
/**
* Part of route namespace for this inherited class item type.
*
* @var string $route_namespace to be set with like post, term.
*/
const API_ROUTE = 'rucss/warmup/status';
/**
* WP Rocket options instance.
*
* @var Options_Data
*/
private $options;
/**
* Resources Query instance.
*
* @var ResourcesQuery
*/
private $resources_query;
/**
* Options API instance.
*
* @var Options
*/
private $options_api;
/**
* RESTWP constructor.
*
* @since 3.9
*
* @param Options_Data $options Instance of options data handler.
* @param ResourcesQuery $resources_query Resources Query instance.
* @param Options $options_api Options API instance.
*/
public function __construct( Options_Data $options, ResourcesQuery $resources_query, Options $options_api ) {
$this->options = $options;
$this->resources_query = $resources_query;
$this->options_api = $options_api;
}
/**
* Registers the generate route in the WP REST API
*
* @since 3.9
*
* @return void
*/
public function register_status_route() {
register_rest_route(
self::API_NAMESPACE,
self::API_ROUTE,
[
'methods' => 'POST',
'callback' => [ $this, 'respond_status' ],
'permission_callback' => function() {
return current_user_can( 'rocket_remove_unused_css' );
},
]
);
}
/**
* Generates the CPCSS for the requested post ID.
*
* @since 3.6
*
* @param WP_REST_Request $request WP REST request response.
*
* @return WP_REST_Response
*/
public function respond_status( WP_REST_Request $request ): WP_REST_Response {
if (
(bool) ! $this->options->get( 'remove_unused_css', 0 )
) {
return rest_ensure_response(
$this->return_error( __( 'Remove unused CSS option is disabled.', 'rocket' ) )
);
}
$resources_scanner_option = $this->options_api->get( 'resources_scanner', [] );
if ( empty( $resources_scanner_option ) ) {
return rest_ensure_response(
$this->return_error( __( 'Pre-Warmup process did not start yet.', 'rocket' ) )
);
}
$output = [
'scan_status' => $this->get_scan_status( $resources_scanner_option ),
'warmup_status' => $this->get_warmup_status(),
'allow_optimization' => $this->get_allow_optimization(),
];
return rest_ensure_response(
$this->return_success( $output )
);
}
/**
* Get array of error response.
*
* @since 3.9
*
* @param string $message Error message.
* @param array $data Data to be passed.
*
* @return array
*/
private function return_error( string $message, array $data = [] ): array {
return [
'success' => false,
'message' => $message,
'data' => $data,
];
}
/**
* Get array of success response.
*
* @since 3.9
*
* @param array $data Data to be passed.
*
* @return array
*/
private function return_success( array $data = [] ): array {
return [
'success' => true,
'data' => $data,
];
}
/**
* Get allow RUCSS optimization.
*
* @return boolean
*/
private function get_allow_optimization(): bool {
$prewarmup_stats = $this->options_api->get( 'prewarmup_stats', [] );
return (bool) $prewarmup_stats['allow_optimization'];
}
/**
* Get scan status array based on the passed option array.
*
* @param array $resources_scanner_option Option array that has scanning details.
*
* @return array
*/
private function get_scan_status( array $resources_scanner_option ) : array {
$prewarmup_stats = $this->options_api->get( 'prewarmup_stats', [] );
$duration = time() - $prewarmup_stats['scan_start_time'];
if ( ! empty( $prewarmup_stats['fetch_finish_time'] ) ) {
$duration = $prewarmup_stats['fetch_finish_time'] - $prewarmup_stats['scan_start_time'];
}
$scanned_pages = $this->options_api->get( 'resources_scanner_scanned', [] );
$fetched_pages = $this->options_api->get( 'resources_scanner_fetched', [] );
$status = [
'total_pages' => (int) $prewarmup_stats['resources_scanner_count'],
'scanned' => count( $scanned_pages ),
'fetched' => count( $fetched_pages ),
'completed' => ! empty( $prewarmup_stats['fetch_finish_time'] ),
'duration' => $duration,
];
return $status;
}
/**
* Get warmup status from the DB.
*
* @return array
*/
private function get_warmup_status() : array {
$prewarmup_stats = $this->options_api->get( 'prewarmup_stats', [] );
$status = [
'total' => $this->resources_query->get_prewarmup_total_count(),
'warmed_count' => $this->resources_query->get_prewarmup_warmed_count(),
'notwarmed_resources' => [],
'duration' => 0,
];
$status['completed'] = ! empty( $prewarmup_stats['warmup_status_finish_time'] );
if ( ! empty( $prewarmup_stats['warmup_status_finish_time'] ) ) {
$duration = $prewarmup_stats['warmup_status_finish_time'] - $prewarmup_stats['scan_start_time'];
$status['duration'] = $duration;
} else {
$status['duration'] = time() - $prewarmup_stats['scan_start_time'];
}
if ( $status['warmed_count'] < $status['total'] ) {
$type = (bool) rocket_get_constant( 'WP_ROCKET_RUCSS_DEBUG' ) ? '' : 'css';
$status['notwarmed_resources'] = array_values( $this->resources_query->get_prewarmup_notwarmed_urls( $type ) );
}
return $status;
}
}
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