# optimole-wp/4.2.7/inc/compatibilities/essential_blocks.php

Optimole – Optimize Images | Convert WebP & AVIF | CDN & Lazy Load | Image Optimization, version 4.2.7. 38 lines.

- Page: https://pluginprobe.com/plugins/optimole-wp/4.2.7/code/inc/compatibilities/essential_blocks.php
- Raw: https://pluginprobe.com/plugins/optimole-wp/4.2.7/raw/inc/compatibilities/essential_blocks.php
- Modified: 2026-01-08T15:13:44+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/optimole-wp/4.2.7/code/inc/compatibilities/essential_blocks.php#L10-L20`.

```php
<?php

/**
 * Class Optml_essential_blocks
 *
 * @reason Adding selectors for background lazyload
 */
class Optml_essential_blocks extends Optml_compatibility {

	/**
	 * Should we load the integration logic.
	 *
	 * @return bool Should we load.
	 */
	public function should_load() {
		include_once ABSPATH . 'wp-admin/includes/plugin.php';

		return is_plugin_active( 'essential-blocks/essential-blocks.php' );
	}

	/**
	 * Register integration details.
	 *
	 * @return void
	 */
	public function register() {
		add_filter(
			'optml_lazyload_bg_selectors',
			function ( $all_watchers ) {
				// Class starts with `eb-` and ends with `-container`
				$all_watchers[] = '[class^="eb-"][class*="-container"]';

				return $all_watchers;
			}
		);
	}
}

```