From c0b27133d328028490d81be8ec96b7638c86fb0a Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Tue, 19 Jun 2018 19:02:52 +0200
Subject: [PATCH] login/edit: prepare input restriction for user names

Indicate validity even though it cannot be altered yet.
---
 login/edit.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/login/edit.php b/login/edit.php
index 017a562..4002cb9 100644
--- a/login/edit.php
+++ b/login/edit.php
@@ -45,7 +45,12 @@ foreach ($cols as $col => &$colconf) {
 }
 
 $cols = [
-	'login' => ['label' => 'login', 'value' => $user['name'], 'target' => NULL],
+	'login' => [
+		'label' => 'login',
+		'value' => $user['name'],
+		'target' => NULL,
+		'pattern' => "[a-z0-9-]+",
+	],
 ] + $cols;
 
 if (isset($user['pass'])) {
@@ -159,6 +164,7 @@ foreach ($cols as $col => &$colconf) {
 			'value'       => htmlspecialchars(@$colconf['value']),
 			'placeholder' => "Niet ingesteld",
 			'readonly'    => empty($colconf['target']),
+			'pattern'     => @$colconf['pattern'] ?: FALSE,
 		];
 		if (@$colconf['type'] == 'file') {
 			$attrs['accept'] = "image/jpeg";
-- 
2.30.0