: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
namespace WPForms\Admin\Tools;
use WPForms\Admin\Tools\Importers\ContactForm7;
use WPForms\Admin\Tools\Importers\NinjaForms;
use WPForms\Admin\Tools\Importers\PirateForms;
* Load the different form importers.
* Load default form importers.
if ( empty( $this->importers ) ) {
'contact-form-7' => new ContactForm7(),
'ninja-forms' => new NinjaForms(),
'pirate-forms' => new PirateForms(),
* Load default form importers.
public function get_importers() {
foreach ( $this->importers as $importer ) {
$importers = $importer->register( $importers );
return apply_filters( 'wpforms_importers', $importers );
* @param string $provider Provider.
public function get_importer_forms( $provider ) {
if ( isset( $this->importers[ $provider ] ) ) {
return apply_filters( "wpforms_importer_forms_{$provider}", $this->importers[ $provider ]->get_forms() );