<?php
if ( ! defined( 'ABSPATH' ) ) exit;

if (!function_exists('wpae_get_blocked_integrations') || !in_array('wpregistration', wpae_get_blocked_integrations())) :

	add_action( 'register_form', 'wpa_wpregistration_add_initiator_field' ); 
	function wpa_wpregistration_add_initiator_field() {
		echo '<input type="hidden" id="wpa_initiator" class="wpa_initiator" name="wpa_initiator" value="" />';
	}

	add_filter( 'registration_errors', 'wpa_wpregistration_extra_validation', 10, 3 );

	function wpa_wpregistration_extra_validation( $errors, $sanitized_user_login, $user_email ) {

		if (wpa_check_is_spam($_POST)){
			do_action('wpa_handle_spammers','wpregistration', $_POST);

			if ( !is_object( $errors ) ) {	$errors = new WP_Error(); }

			$errors->add( 'wpa_extra_email', __($GLOBALS['wpa_error_message']) );
		}
		return $errors;
	}

endif;