namespace ImageOptimization\Modules\Optimization\Components;
use ImageOptimization\Classes\Async_Operation\Async_Operation_Hook;
use ImageOptimization\Classes\Image\{
Image_Optimization_Error_Type,
use ImageOptimization\Classes\Async_Operation\Exceptions\Async_Operation_Exception;
use ImageOptimization\Classes\Logger;
use ImageOptimization\Classes\Utils;
use ImageOptimization\Classes\Exceptions\Quota_Exceeded_Error;
use ImageOptimization\Modules\Optimization\{
Classes\Exceptions\Bulk_Token_Expired_Error,
Classes\Exceptions\Image_File_Already_Exists_Error,
Classes\Bulk_Optimization_Controller,
Components\Exceptions\Bulk_Optimization_Token_Not_Found_Error,
use ImageOptimization\Modules\Stats\Classes\Optimization_Stats;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
class Bulk_Optimization {
const BULK_OPTIMIZATION_BASE_SLUG = 'image-optimization-bulk-optimization';
const BULK_OPTIMIZATION_CAPABILITY = 'manage_options';
public function render_app() {
<!-- The hack required to wrap WP notifications -->
<h1 style="display: none;" role="presentation"></h1>
<div id="image-optimization-app"></div>
public function register_page() {
__( 'Bulk Optimization', 'image-optimization' ),
__( 'Bulk Optimization', 'image-optimization' ),
self::BULK_OPTIMIZATION_CAPABILITY,
self::BULK_OPTIMIZATION_BASE_SLUG,
public function optimize_bulk( int $image_id, string $operation_id ) {
$bulk_token = Bulk_Optimization_Controller::get_bulk_operation_token( $operation_id );
$oi = new Optimize_Image(
} catch ( Quota_Exceeded_Error $qe ) {
( new Image_Meta( $image_id ) )
->set_status( Image_Status::OPTIMIZATION_FAILED )
->set_error_type( Image_Optimization_Error_Type::QUOTA_EXCEEDED )
} catch ( Image_File_Already_Exists_Error $fe ) {
( new Image_Meta( $image_id ) )
->set_status( Image_Status::OPTIMIZATION_FAILED )
->set_error_type( Image_Optimization_Error_Type::FILE_ALREADY_EXISTS )
} catch ( Bulk_Token_Expired_Error | Bulk_Optimization_Token_Not_Found_Error $bte ) {
( new Image_Meta( $image_id ) )
->set_status( Image_Status::NOT_OPTIMIZED )
Bulk_Optimization_Controller::reschedule_bulk_optimization();
} catch ( Throwable $t ) {
Logger::log( Logger::LEVEL_ERROR, 'Optimization error. Reason: ' . $t->getMessage() );
Retry::maybe_retry_optimization( $image_id );
Optimization_Stats::get_image_stats( null, true );
public function reoptimize_bulk( int $image_id, string $operation_id ) {
$image = new Image( $image_id );
if ( $image->can_be_restored() ) {
Image_Restore::restore( $image_id, true );
$bulk_token = Bulk_Optimization_Controller::get_bulk_operation_token( $operation_id );
$oi = new Optimize_Image(
} catch ( Quota_Exceeded_Error $qe ) {
( new Image_Meta( $image_id ) )
->set_status( Image_Status::REOPTIMIZING_FAILED )
->set_error_type( Image_Optimization_Error_Type::QUOTA_EXCEEDED )
} catch ( Image_File_Already_Exists_Error $fe ) {
( new Image_Meta( $image_id ) )
->set_status( Image_Status::REOPTIMIZING_FAILED )
->set_error_type( Image_Optimization_Error_Type::FILE_ALREADY_EXISTS )
} catch ( Bulk_Token_Expired_Error | Bulk_Optimization_Token_Not_Found_Error $bte ) {
( new Image_Meta( $image_id ) )
->set_status( Image_Status::NOT_OPTIMIZED )
Bulk_Optimization_Controller::reschedule_bulk_reoptimization();
} catch ( Throwable $t ) {
Logger::log( Logger::LEVEL_ERROR, 'Reoptimization error. Reason: ' . $t->getMessage() );
Retry::maybe_retry_optimization( $image_id );
Optimization_Stats::get_image_stats( null, true );
* Renders the bulk optimization notice
public function render_bulk_optimization_notice() {
$is_in_progress = Bulk_Optimization_Controller::is_optimization_in_progress();
} catch ( Async_Operation_Exception $aoe ) {
<div class="notice notice-info notice image-optimizer__notice image-optimizer__notice--info image-optimizer__notice--bulk-tip"
style="display: <?php echo $is_in_progress ? 'block' : 'none'; ?>">
'Bulk optimizing may take a lot of processing and server time, depending on the number of images. Your site will still work smoothly until the processing is all done, without any downtime.',
public function __construct() {
add_action( 'admin_menu', [ $this, 'register_page' ] );
add_action( Async_Operation_Hook::OPTIMIZE_BULK, [ $this, 'optimize_bulk' ], 10, 2 );
add_action( Async_Operation_Hook::REOPTIMIZE_BULK, [ $this, 'reoptimize_bulk' ], 10, 2 );
add_action('current_screen', function () {
if ( Utils::is_bulk_optimization_page() ) {
add_filter( 'admin_footer_text', [ $this, 'render_bulk_optimization_notice' ] );