: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
* Plugin compatibility for dk-pdf
* @link https://wordpress.org/plugins/dk-pdf/
class ET_Builder_Plugin_Compat_DK_Pdf extends ET_Builder_Plugin_Compat_Base {
$this->plugin_id = "dk-pdf/dk-pdf.php";
* Hook methods to WordPress
* Note: once this issue is fixed in future version, run version_compare() to limit the scope
* Latest plugin version: 1.9.3
// Bail if there's no version found
if ( ! $this->get_plugin_version() ) {
// Up to: latest theme version
// If current page has pdf query string, it means that DK PDF re-route the request to
// display the pdf version of the page
if ( isset( $_GET['pdf'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.NoNonceVerification
'et_pb_load_main_elements_priority',
array( $this, 'fix_load_main_elements_priority' )
// Add styling to fix DK PDF button when page builder is used
add_action( 'wp_enqueue_scripts', array( $this, 'fix_dkpdf_button_styling' ), 20 );
* Modify priority of et_builder_add_main_elements() hook so it'll be triggered before dk-pdf
function fix_load_main_elements_priority( $priority ) {
* Modify DK PDF button if the page uses builder
function fix_dkpdf_button_styling() {
if ( isset( $post->ID ) && et_pb_is_pagebuilder_used( $post->ID ) ) {
$content_width = et_get_option( 'content_width', 1080 );
'.dkpdf-button-container { float: none; width: 80%; max-width: '. $content_width .'px; margin: 0 auto; }'
new ET_Builder_Plugin_Compat_DK_Pdf;