From c5a78839df735063babe789964c745850e33d688 Mon Sep 17 00:00:00 2001
From: Uwe Steinmann <steinm@debian.org>
Date: Thu, 6 Feb 2020 11:32:27 +0100
Subject: [PATCH] add getToken() for generating a random string

---
 inc/inc.Utils.php | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/inc/inc.Utils.php b/inc/inc.Utils.php
index 52b3102f2..3173c93e4 100644
--- a/inc/inc.Utils.php
+++ b/inc/inc.Utils.php
@@ -598,6 +598,20 @@ function getBaseUrl() { /* {{{ */
 	return "http".((isset($_SERVER['HTTPS']) && (strcmp($_SERVER['HTTPS'],'off')!=0)) ? "s" : "")."://".$_SERVER['HTTP_HOST'];
 } /* }}} */
 
+function getToken($length){
+	$token = "";
+	$codeAlphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+	$codeAlphabet.= "abcdefghijklmnopqrstuvwxyz";
+	$codeAlphabet.= "0123456789";
+	$max = strlen($codeAlphabet);
+
+	for ($i=0; $i < $length; $i++) {
+		$token .= $codeAlphabet[random_int(0, $max-1)];
+	}
+
+	return $token;
+}
+
 class SeedDMS_CSRF {
 
 	protected $secret;