class-avada.php
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<?php
/**
* Avada integration module.
*
* @since 3.3.0
* @package Smush\Core\Integrations
*/
namespace Smush\Core\Integrations;
use Smush\Core\Modules\CDN;
use Smush\Core\Modules\Helpers\Parser;
use Smush\Core\Settings;
if ( ! defined( 'WPINC' ) ) {
die;
}
/**
* Class Avada
*/
class Avada {
/**
* CDN module instance.
*
* @var CDN $cdn
*/
private $cdn;
/**
* Avada constructor.
*
* @since 3.3.0
*
* @param CDN $cdn CDN module.
*/
public function __construct( CDN $cdn ) {
$settings = Settings::get_instance();
if ( $settings->get( 'cdn' ) ) {
$this->cdn = $cdn;
add_filter( 'smush_cdn_bg_image_tag', array( $this, 'replace_cdn_links' ) );
}
}
/**
* Replace images from data-bg-url with CDN links.
*
* @since 3.3.0
*
* @param string $img Image.
*
* @return string
*/
public function replace_cdn_links( $img ) {
$image_src = Parser::get_attribute( $img, 'data-bg-url' );
if ( $image_src ) {
// Store the original source to be used later on.
$original_src = $image_src;
// Replace the data-bg-url of the image with CDN link.
if ( $this->cdn->is_supported_path( $image_src ) ) {
$image_src = $this->cdn->generate_cdn_url( $image_src );
if ( $image_src ) {
$img = preg_replace( '#(data-bg-url=["|\'])' . $original_src . '(["|\'])#i', '\1' . $image_src . '\2', $img, 1 );
}
}
}
return $img;
}
}