: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
namespace Nextend\SmartSlider3\Slider\WordPress;
use Automattic\Jetpack\Image_CDN\Image_CDN;
use Automattic\Jetpack\Image_CDN\Image_CDN_Core;
use Nextend\SmartSlider3\Slider\Base\PlatformSliderBase;
class PlatformSlider extends PlatformSliderBase {
public function addCMSFunctions($text) {
$text = do_shortcode(preg_replace('/\[smartslider3 slider=[0-9]+\]/', '', preg_replace('/\[smartslider3 slider="[0-9]+"\]/', '', $text)));
return $this->applyFilters($text);
private function applyFilters($text) {
$text = apply_filters('translate_text', $text);
if (method_exists('Image_CDN_Core', 'cdn_url')) {
$text = Image_CDN::filter_the_content(preg_replace_callback('/data-(desktop|tablet|mobile)="(.*?)"/', array(
'deviceImageReplaceCallback'
public function deviceImageReplaceCallback($matches) {
if (apply_filters('jetpack_photon_skip_image', false, $matches[2], $matches[2])) {
return 'data-' . $matches[1] . '="' . Image_CDN_Core::cdn_url($matches[2]) . '"';