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| author | Josh Woody <a_jelly_doughnut@phpbb.com> | 2010-08-19 09:11:36 -0500 |
|---|---|---|
| committer | Josh Woody <a_jelly_doughnut@phpbb.com> | 2010-08-19 09:11:36 -0500 |
| commit | 25c579c00d25356afead09f13031e69e22f91324 (patch) | |
| tree | 7466d1ef9e4d5c96f3369b5045d72796a219b746 /phpBB/includes/functions.php | |
| parent | 46d2d97a378e1fc40359d4eff911d352c9b05c20 (diff) | |
| parent | c2b29c317f2d3bf41ed737c9eb3d49bce41ec432 (diff) | |
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Merge branch 'ticket/bantu/9612' into develop-olympus
* ticket/bantu/9612:
[ticket/9612] Introduce new function gen_rand_string_friendly().
Diffstat (limited to 'phpBB/includes/functions.php')
| -rw-r--r-- | phpBB/includes/functions.php | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php index 4c461b5ee8..6d2a6e685c 100644 --- a/phpBB/includes/functions.php +++ b/phpBB/includes/functions.php @@ -195,10 +195,27 @@ function set_config_count($config_name, $increment, $is_dynamic = false) /** * Generates an alphanumeric random string of given length +* +* @return string */ function gen_rand_string($num_chars = 8) { + // [a, z] + [0, 9] = 36 + return strtoupper(base_convert(unique_id(), 16, 36)); +} + +/** +* Generates a user-friendly alphanumeric random string of given length +* We remove 0 and O so users cannot confuse those in passwords etc. +* +* @return string +*/ +function gen_rand_string_friendly($num_chars = 8) +{ $rand_str = unique_id(); + + // Remove Z and Y from the base_convert(), replace 0 with Z and O with Y + // [a, z] + [0, 9] - {z, y} = [a, z] + [0, 9] - {0, o} = 34 $rand_str = str_replace(array('0', 'O'), array('Z', 'Y'), strtoupper(base_convert($rand_str, 16, 34))); return substr($rand_str, 0, $num_chars); |