Multisite: Enforce the active signup policy for existing users.

Props johnbillion, jeremyfelt.


git-svn-id: https://develop.svn.wordpress.org/trunk@63064 602fd350-edb4-49c9-b593-d223f7449a82

Author: johnbillion

src/wp-signup.php

@@ -1002,7 +1002,11 @@ function signup_get_available_languages() {
 			}
 			break;
 		case 'gimmeanotherblog':
-			validate_another_blog_signup();
+			if ( 'all' === $active_signup || 'blog' === $active_signup ) {
+				validate_another_blog_signup();
+			} else {
+				_e( 'Site registration has been disabled.' );
+			}
 			break;
 		case 'default':
 		default: