From a1a2fe40f631737e9d7eeb79a5cc9a8d1ab124bc Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Fri, 27 Oct 2023 22:21:30 +0300
Subject: add a separate interface for auth modules w/ change_password() method

---
 classes/IAuthModule2.php | 4 ++++
 classes/Pref_Prefs.php   | 7 +++----
 2 files changed, 7 insertions(+), 4 deletions(-)
 create mode 100644 classes/IAuthModule2.php

(limited to 'classes')

diff --git a/classes/IAuthModule2.php b/classes/IAuthModule2.php
new file mode 100644
index 000000000..093ea7e93
--- /dev/null
+++ b/classes/IAuthModule2.php
@@ -0,0 +1,4 @@
+<?php
+interface IAuthModule2 extends IAuthModule {
+	function change_password(int $owner_uid, string $old_password, string $new_password) : string;
+}
diff --git a/classes/Pref_Prefs.php b/classes/Pref_Prefs.php
index 5aa2382dd..c9eb89631 100644
--- a/classes/Pref_Prefs.php
+++ b/classes/Pref_Prefs.php
@@ -174,7 +174,8 @@ class Pref_Prefs extends Handler_Protected {
 
 		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
 
-		if (method_exists($authenticator, "change_password")) {
+		if (implements_interface($authenticator, "IAuthModule2")) {
+			/** @var IAuthModule2 $authenticator */
 			print format_notice($authenticator->change_password($_SESSION["uid"], $old_pw, $new_pw));
 		} else {
 			print "ERROR: ".format_error("Function not supported by authentication module.");
@@ -325,9 +326,7 @@ class Pref_Prefs extends Handler_Protected {
 			$authenticator = false;
 		}
 
-		$otp_enabled = UserHelper::is_otp_enabled($_SESSION["uid"]);
-
-		if ($authenticator && method_exists($authenticator, "change_password")) {
+		if ($authenticator && implements_interface($authenticator, "IAuthModule2")) {
 			?>
 
 			<div style='display : none' id='pwd_change_infobox'></div>
-- 
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