Ticket #13761: define-registration-function-before-use.13761.diff

wp-includes/ms-functions.php

@@ -454 +454 @@
 function wpmu_validate_user_signup($user_name, $user_email) {
         global $wpdb;
 
+        require_once( ABSPATH . WPINC . '/registration.php' );
+
         $errors = new WP_Error();
 
         $orig_username = $user_name;
@@ -546 +548 @@
 function wpmu_validate_blog_signup($blogname, $blog_title, $user = '') {
         global $wpdb, $domain, $base, $current_site;
 
+        require_once( ABSPATH . WPINC . '/registration.php' );
+
         $blog_title = strip_tags( $blog_title );
         $blog_title = substr( $blog_title, 0, 50 );
 
@@ -720 +724 @@
 function wpmu_activate_signup($key) {
         global $wpdb, $current_site;
 
+        require_once( ABSPATH . WPINC . '/registration.php' );
+
         $signup = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->signups WHERE activation_key = %s", $key) );
 
         if ( empty($signup) )