fix(share): adjust min token length and correct variation calculations

Updated the minimum token length to reflect the smaller character set (52 characters, not the assumed 62) in use.

Signed-off-by: ernolf <[email protected]>

lib/private/Share/Constants.php

@@ -63,9 +63,9 @@ class Constants {
 
 	public const RESPONSE_FORMAT = 'json'; // default response format for ocs calls
 
-	public const MIN_TOKEN_LENGTH = 4; // 14,776,336 different possible variations
-	public const DEFAULT_TOKEN_LENGTH = 15; // 768,909,704,948,766,668,552,634,368 different possible variations
-	public const MAX_TOKEN_LENGTH = 32; // 2,272,657,884,496,751,345,355,241,563,627,544,170,162,852,933,518,655,225,856 different possible variations
+	public const MIN_TOKEN_LENGTH = 6; // 19,770,609,664 different possible variations
+	public const DEFAULT_TOKEN_LENGTH = 15; // 54,960,434,128,018,667,122,720,768 different possible variations
+	public const MAX_TOKEN_LENGTH = 32; // 8,167,835,760,036,914,488,254,418,108,462,708,901,695,678,621,570,564,096 different possible variations
 	public const TOKEN_LENGTH = self::DEFAULT_TOKEN_LENGTH; // old (oc7) length is 32, keep token length in db at least that for compatibility
 
 	protected static $shareTypeUserAndGroups = -1;