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Change UUIdv4 validation to properly check for version 4 UUIDs

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This commit is contained in:
Clemens Schwaighofer
2025-11-04 11:51:08 +09:00
parent c81b602657
commit 7d10b4c5af
2 changed files with 3 additions and 1 deletions
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2
www/admin/class_test.uids.php
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@@ -56,6 +56,8 @@ print "UNIQU ID LONG : " . Uids::uniqIdLong() . "<br>";
$uuidv4 = Uids::uuidv4(); $uuidv4 = Uids::uuidv4();
if (!Uids::validateUuuidv4($uuidv4)) { if (!Uids::validateUuuidv4($uuidv4)) {
print "Invalid UUIDv4: " . $uuidv4 . "<br>"; print "Invalid UUIDv4: " . $uuidv4 . "<br>";
} else {
print "Valid UUIDv4: " . $uuidv4 . "<br>";
} }
if (!Uids::validateUuuidv4("foobar")) { if (!Uids::validateUuuidv4("foobar")) {
print "Invalid UUIDv4: hard coded<Br>"; print "Invalid UUIDv4: hard coded<Br>";

2
www/lib/CoreLibs/Create/Uids.php
View File

@@ -81,7 +81,7 @@ class Uids
*/ */
public static function validateUuuidv4(string $uuidv4): bool public static function validateUuuidv4(string $uuidv4): bool
{ {
if (!preg_match("/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/", $uuidv4)) { if (!preg_match("/^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i", $uuidv4)) {
return false; return false;
} }
return true; return true;