fipamo/brain/utility/StringTools.inc.php

64 lines
1.4 KiB
PHP

<?php
//include "brain/data/Auth.inc.php";
class StringTools
{
public static function createUUID()
{
if (function_exists("com_create_guid") === true) {
return trim(com_create_guid(), "{}");
}
return sprintf(
"%04X%04X-%04X-%04X-%04X-%04X%04X%04X",
mt_rand(0, 65535),
mt_rand(0, 65535),
mt_rand(0, 65535),
mt_rand(16384, 20479),
mt_rand(32768, 49151),
mt_rand(0, 65535),
mt_rand(0, 65535),
mt_rand(0, 65535)
);
}
public static function safeString($string)
{
return strtolower(
trim(
preg_replace(
"~[^0-9a-z]+~i",
"_",
html_entity_decode(
preg_replace(
"~&([a-z]{1,2})(?:acute|cedil|circ|grave|lig|orn|ring|slash|th|tilde|uml);~i",
'$1',
htmlentities($string, ENT_QUOTES, "UTF-8")
),
ENT_QUOTES,
"UTF-8"
)
),
"-"
)
);
}
public static function randomString(int $length)
{
$alphanum =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
$special = '*&!@%^#$';
$alphabet = $alphanum . $special;
$random = openssl_random_pseudo_bytes($length);
$alphabet_length = strlen($alphabet);
$string = "";
for ($i = 0; $i < $length; ++$i) {
$string .= $alphabet[ord($random[$i]) % $alphabet_length];
}
return $string;
}
}