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<?php
declare(strict_types=1);
namespace WP_Rocket\Engine\Media\Lazyload;
use WP_Rocket\Event_Management\Subscriber_Interface;
class AdminSubscriber implements Subscriber_Interface {
/**
* Returns an array of events this listens to
*
* @return array
*/
public static function get_subscribed_events(): array {
return [
'rocket_first_install_options' => [ 'add_option', 15 ],
'rocket_input_sanitize' => 'sanitize_exclude_lazyload',
'rocket_meta_boxes_fields' => [ 'add_meta_box', 7 ],
];
}
/**
* Adds the exclude lazyload option to WP Rocket options array
*
* @since 3.8
*
* @param array $options WP Rocket options array.
* @return array
*/
public function add_option( array $options ): array {
$options['exclude_lazyload'] = [];
return $options;
}
/**
* Sanitizes the exclude lazyload input when saving the option
*
* @since 3.8
*
* @param array $input Input array.
* @return array
*/
public function sanitize_exclude_lazyload( array $input ): array {
if ( empty( $input['exclude_lazyload'] ) ) {
$input['exclude_lazyload'] = [];
}
$input['exclude_lazyload'] = rocket_sanitize_textarea_field( 'exclude_lazyload', $input['exclude_lazyload'] );
return $input;
}
/**
* Add the field to the WP Rocket metabox on the post edit page.
*
* @param string[] $fields Metaboxes fields.
*
* @return string[]
*/
public function add_meta_box( array $fields ) {
$fields['lazyload'] = __( 'LazyLoad for images', 'rocket' );
$fields['lazyload_iframes'] = __( 'LazyLoad for iframes/videos', 'rocket' );
return $fields;
}
}
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